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Commit | Line | Data |
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0824d6fc | 1 | /* |
80cabfad | 2 | * QEMU System Emulator |
5fafdf24 | 3 | * |
68d0f70e | 4 | * Copyright (c) 2003-2008 Fabrice Bellard |
5fafdf24 | 5 | * |
1df912cf FB |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
22 | * THE SOFTWARE. | |
0824d6fc | 23 | */ |
0824d6fc | 24 | #include <unistd.h> |
0824d6fc FB |
25 | #include <fcntl.h> |
26 | #include <signal.h> | |
27 | #include <time.h> | |
0824d6fc | 28 | #include <errno.h> |
67b915a5 | 29 | #include <sys/time.h> |
c88676f8 | 30 | #include <zlib.h> |
67b915a5 | 31 | |
179a2c19 | 32 | /* Needed early for HOST_BSD etc. */ |
d40cdb10 BS |
33 | #include "config-host.h" |
34 | ||
67b915a5 | 35 | #ifndef _WIN32 |
0858532e | 36 | #include <pwd.h> |
67b915a5 | 37 | #include <sys/times.h> |
f1510b2c | 38 | #include <sys/wait.h> |
67b915a5 | 39 | #include <termios.h> |
67b915a5 | 40 | #include <sys/mman.h> |
f1510b2c | 41 | #include <sys/ioctl.h> |
24646c7e | 42 | #include <sys/resource.h> |
f1510b2c | 43 | #include <sys/socket.h> |
c94c8d64 | 44 | #include <netinet/in.h> |
24646c7e BS |
45 | #include <net/if.h> |
46 | #if defined(__NetBSD__) | |
47 | #include <net/if_tap.h> | |
48 | #endif | |
49 | #ifdef __linux__ | |
50 | #include <linux/if_tun.h> | |
51 | #endif | |
52 | #include <arpa/inet.h> | |
9d728e8c | 53 | #include <dirent.h> |
7c9d8e07 | 54 | #include <netdb.h> |
cb4b976b | 55 | #include <sys/select.h> |
179a2c19 | 56 | #ifdef HOST_BSD |
7d3505c5 | 57 | #include <sys/stat.h> |
c5e97233 | 58 | #if defined(__FreeBSD__) || defined(__DragonFly__) |
7d3505c5 | 59 | #include <libutil.h> |
24646c7e BS |
60 | #else |
61 | #include <util.h> | |
128ab2ff | 62 | #endif |
5c40d2bd TS |
63 | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__) |
64 | #include <freebsd/stdlib.h> | |
7d3505c5 | 65 | #else |
223f0d72 | 66 | #ifdef __linux__ |
7d3505c5 FB |
67 | #include <pty.h> |
68 | #include <malloc.h> | |
fd872598 | 69 | #include <linux/rtc.h> |
bd494f4c TS |
70 | |
71 | /* For the benefit of older linux systems which don't supply it, | |
72 | we use a local copy of hpet.h. */ | |
73 | /* #include <linux/hpet.h> */ | |
74 | #include "hpet.h" | |
75 | ||
e57a8c0e | 76 | #include <linux/ppdev.h> |
5867c88a | 77 | #include <linux/parport.h> |
223f0d72 BS |
78 | #endif |
79 | #ifdef __sun__ | |
d5d10bc3 TS |
80 | #include <sys/stat.h> |
81 | #include <sys/ethernet.h> | |
82 | #include <sys/sockio.h> | |
d5d10bc3 TS |
83 | #include <netinet/arp.h> |
84 | #include <netinet/in.h> | |
85 | #include <netinet/in_systm.h> | |
86 | #include <netinet/ip.h> | |
87 | #include <netinet/ip_icmp.h> // must come after ip.h | |
88 | #include <netinet/udp.h> | |
89 | #include <netinet/tcp.h> | |
90 | #include <net/if.h> | |
91 | #include <syslog.h> | |
92 | #include <stropts.h> | |
67b915a5 | 93 | #endif |
7d3505c5 | 94 | #endif |
ec530c81 | 95 | #endif |
67b915a5 | 96 | |
9892fbfb BS |
97 | #if defined(__OpenBSD__) |
98 | #include <util.h> | |
99 | #endif | |
100 | ||
8a16d273 TS |
101 | #if defined(CONFIG_VDE) |
102 | #include <libvdeplug.h> | |
103 | #endif | |
104 | ||
67b915a5 | 105 | #ifdef _WIN32 |
49dc768d | 106 | #include <windows.h> |
7d3505c5 | 107 | #include <malloc.h> |
67b915a5 | 108 | #include <sys/timeb.h> |
4fddf62a | 109 | #include <mmsystem.h> |
67b915a5 FB |
110 | #define getopt_long_only getopt_long |
111 | #define memalign(align, size) malloc(size) | |
112 | #endif | |
113 | ||
73332e5c | 114 | #ifdef CONFIG_SDL |
96bcd4f8 | 115 | #ifdef __APPLE__ |
83fb7adf | 116 | #include <SDL/SDL.h> |
880fec5d | 117 | int qemu_main(int argc, char **argv, char **envp); |
118 | int main(int argc, char **argv) | |
119 | { | |
120 | qemu_main(argc, argv, NULL); | |
121 | } | |
122 | #undef main | |
123 | #define main qemu_main | |
96bcd4f8 | 124 | #endif |
73332e5c | 125 | #endif /* CONFIG_SDL */ |
0824d6fc | 126 | |
5b0753e0 FB |
127 | #ifdef CONFIG_COCOA |
128 | #undef main | |
129 | #define main qemu_main | |
130 | #endif /* CONFIG_COCOA */ | |
131 | ||
511d2b14 BS |
132 | #include "hw/hw.h" |
133 | #include "hw/boards.h" | |
134 | #include "hw/usb.h" | |
135 | #include "hw/pcmcia.h" | |
136 | #include "hw/pc.h" | |
137 | #include "hw/audiodev.h" | |
138 | #include "hw/isa.h" | |
139 | #include "hw/baum.h" | |
140 | #include "hw/bt.h" | |
b6f6e3d3 | 141 | #include "hw/smbios.h" |
e37630ca | 142 | #include "hw/xen.h" |
5ef4efa4 | 143 | #include "bt-host.h" |
511d2b14 BS |
144 | #include "net.h" |
145 | #include "monitor.h" | |
146 | #include "console.h" | |
147 | #include "sysemu.h" | |
148 | #include "gdbstub.h" | |
149 | #include "qemu-timer.h" | |
150 | #include "qemu-char.h" | |
151 | #include "cache-utils.h" | |
152 | #include "block.h" | |
a718acec | 153 | #include "dma.h" |
511d2b14 BS |
154 | #include "audio/audio.h" |
155 | #include "migration.h" | |
156 | #include "kvm.h" | |
157 | #include "balloon.h" | |
158 | ||
0824d6fc | 159 | #include "disas.h" |
fc01f7e7 | 160 | |
8a7ddc38 | 161 | #include "exec-all.h" |
0824d6fc | 162 | |
511d2b14 BS |
163 | #include "qemu_socket.h" |
164 | ||
165 | #if defined(CONFIG_SLIRP) | |
166 | #include "libslirp.h" | |
167 | #endif | |
168 | ||
0824d6fc | 169 | //#define DEBUG_UNUSED_IOPORT |
fd872598 | 170 | //#define DEBUG_IOPORT |
9dc63a1e BS |
171 | //#define DEBUG_NET |
172 | //#define DEBUG_SLIRP | |
330d0414 | 173 | |
d12d51d5 AL |
174 | |
175 | #ifdef DEBUG_IOPORT | |
93fcfe39 | 176 | # define LOG_IOPORT(...) qemu_log_mask(CPU_LOG_IOPORT, ## __VA_ARGS__) |
d12d51d5 AL |
177 | #else |
178 | # define LOG_IOPORT(...) do { } while (0) | |
179 | #endif | |
180 | ||
1bfe856e | 181 | #define DEFAULT_RAM_SIZE 128 |
313aa567 | 182 | |
0d92ed30 PB |
183 | /* Max number of USB devices that can be specified on the commandline. */ |
184 | #define MAX_USB_CMDLINE 8 | |
185 | ||
dc72ac14 AZ |
186 | /* Max number of bluetooth switches on the commandline. */ |
187 | #define MAX_BT_CMDLINE 10 | |
188 | ||
7dea1da4 FB |
189 | /* XXX: use a two level table to limit memory usage */ |
190 | #define MAX_IOPORTS 65536 | |
0824d6fc | 191 | |
80cabfad | 192 | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
1192dad8 | 193 | const char *bios_name = NULL; |
dbed7e40 BS |
194 | static void *ioport_opaque[MAX_IOPORTS]; |
195 | static IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS]; | |
196 | static IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS]; | |
e4bcb14c | 197 | /* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available |
faea38e7 | 198 | to store the VM snapshots */ |
e4bcb14c TS |
199 | DriveInfo drives_table[MAX_DRIVES+1]; |
200 | int nb_drives; | |
dbed7e40 | 201 | static int vga_ram_size; |
cb5a7aa8 | 202 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; |
3023f332 | 203 | static DisplayState *display_state; |
a20dd508 | 204 | int nographic; |
dbed7e40 | 205 | static int curses; |
7d957bd8 | 206 | static int sdl; |
3d11d0eb | 207 | const char* keyboard_layout = NULL; |
313aa567 | 208 | int64_t ticks_per_sec; |
00f82b8a | 209 | ram_addr_t ram_size; |
c4b1fcc0 | 210 | int nb_nics; |
7c9d8e07 | 211 | NICInfo nd_table[MAX_NICS]; |
8a7ddc38 | 212 | int vm_running; |
c0f4ce77 | 213 | static int autostart; |
f6503059 AZ |
214 | static int rtc_utc = 1; |
215 | static int rtc_date_offset = -1; /* -1 means no change */ | |
1bfe856e | 216 | int cirrus_vga_enabled = 1; |
c2b3b41a | 217 | int std_vga_enabled = 0; |
d34cab9f | 218 | int vmsvga_enabled = 0; |
94909d9f | 219 | int xenfb_enabled = 0; |
d827220b FB |
220 | #ifdef TARGET_SPARC |
221 | int graphic_width = 1024; | |
222 | int graphic_height = 768; | |
eee0b836 | 223 | int graphic_depth = 8; |
d827220b | 224 | #else |
1bfe856e FB |
225 | int graphic_width = 800; |
226 | int graphic_height = 600; | |
e9b137c2 | 227 | int graphic_depth = 15; |
eee0b836 | 228 | #endif |
dbed7e40 | 229 | static int full_screen = 0; |
634a21f6 | 230 | #ifdef CONFIG_SDL |
dbed7e40 | 231 | static int no_frame = 0; |
634a21f6 | 232 | #endif |
667accab | 233 | int no_quit = 0; |
8d11df9e | 234 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
6508fe59 | 235 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
9ede2fde | 236 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
a09db21f FB |
237 | #ifdef TARGET_I386 |
238 | int win2k_install_hack = 0; | |
73822ec8 | 239 | int rtc_td_hack = 0; |
a09db21f | 240 | #endif |
bb36d470 | 241 | int usb_enabled = 0; |
1b530a6d | 242 | int singlestep = 0; |
6a00d601 | 243 | int smp_cpus = 1; |
73fc9742 | 244 | const char *vnc_display; |
6515b203 | 245 | int acpi_enabled = 1; |
16b29ae1 | 246 | int no_hpet = 0; |
52ca8d6a | 247 | int fd_bootchk = 1; |
d1beab82 | 248 | int no_reboot = 0; |
b2f76161 | 249 | int no_shutdown = 0; |
9467cd46 | 250 | int cursor_hide = 1; |
a171fe39 | 251 | int graphic_rotate = 0; |
b9e82a59 | 252 | #ifndef _WIN32 |
71e3ceb8 | 253 | int daemonize = 0; |
b9e82a59 | 254 | #endif |
9ae02555 TS |
255 | const char *option_rom[MAX_OPTION_ROMS]; |
256 | int nb_option_roms; | |
8e71621f | 257 | int semihosting_enabled = 0; |
2b8f2d41 AZ |
258 | #ifdef TARGET_ARM |
259 | int old_param = 0; | |
260 | #endif | |
c35734b2 | 261 | const char *qemu_name; |
3780e197 | 262 | int alt_grab = 0; |
95efd11c | 263 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
264 | unsigned int nb_prom_envs = 0; |
265 | const char *prom_envs[MAX_PROM_ENVS]; | |
266 | #endif | |
ec691c80 AL |
267 | int nb_drives_opt; |
268 | struct drive_opt drives_opt[MAX_DRIVES]; | |
0824d6fc | 269 | |
268a362c AL |
270 | int nb_numa_nodes; |
271 | uint64_t node_mem[MAX_NODES]; | |
272 | uint64_t node_cpumask[MAX_NODES]; | |
273 | ||
ee5605e5 AZ |
274 | static CPUState *cur_cpu; |
275 | static CPUState *next_cpu; | |
43b96858 | 276 | static int timer_alarm_pending = 1; |
bf20dc07 | 277 | /* Conversion factor from emulated instructions to virtual clock ticks. */ |
2e70f6ef | 278 | static int icount_time_shift; |
bf20dc07 | 279 | /* Arbitrarily pick 1MIPS as the minimum allowable speed. */ |
2e70f6ef PB |
280 | #define MAX_ICOUNT_SHIFT 10 |
281 | /* Compensate for varying guest execution speed. */ | |
282 | static int64_t qemu_icount_bias; | |
dbed7e40 BS |
283 | static QEMUTimer *icount_rt_timer; |
284 | static QEMUTimer *icount_vm_timer; | |
9043b62d | 285 | static QEMUTimer *nographic_timer; |
ee5605e5 | 286 | |
8fcb1b90 BS |
287 | uint8_t qemu_uuid[16]; |
288 | ||
0824d6fc | 289 | /***********************************************************/ |
26aa7d72 FB |
290 | /* x86 ISA bus support */ |
291 | ||
292 | target_phys_addr_t isa_mem_base = 0; | |
3de388f6 | 293 | PicState2 *isa_pic; |
0824d6fc | 294 | |
477e3edf AL |
295 | static IOPortReadFunc default_ioport_readb, default_ioport_readw, default_ioport_readl; |
296 | static IOPortWriteFunc default_ioport_writeb, default_ioport_writew, default_ioport_writel; | |
297 | ||
298 | static uint32_t ioport_read(int index, uint32_t address) | |
299 | { | |
300 | static IOPortReadFunc *default_func[3] = { | |
301 | default_ioport_readb, | |
302 | default_ioport_readw, | |
303 | default_ioport_readl | |
304 | }; | |
305 | IOPortReadFunc *func = ioport_read_table[index][address]; | |
306 | if (!func) | |
307 | func = default_func[index]; | |
308 | return func(ioport_opaque[address], address); | |
309 | } | |
310 | ||
311 | static void ioport_write(int index, uint32_t address, uint32_t data) | |
312 | { | |
313 | static IOPortWriteFunc *default_func[3] = { | |
314 | default_ioport_writeb, | |
315 | default_ioport_writew, | |
316 | default_ioport_writel | |
317 | }; | |
318 | IOPortWriteFunc *func = ioport_write_table[index][address]; | |
319 | if (!func) | |
320 | func = default_func[index]; | |
321 | func(ioport_opaque[address], address, data); | |
322 | } | |
323 | ||
9596ebb7 | 324 | static uint32_t default_ioport_readb(void *opaque, uint32_t address) |
0824d6fc FB |
325 | { |
326 | #ifdef DEBUG_UNUSED_IOPORT | |
1196be37 | 327 | fprintf(stderr, "unused inb: port=0x%04x\n", address); |
0824d6fc | 328 | #endif |
fc01f7e7 | 329 | return 0xff; |
0824d6fc FB |
330 | } |
331 | ||
9596ebb7 | 332 | static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
0824d6fc FB |
333 | { |
334 | #ifdef DEBUG_UNUSED_IOPORT | |
1196be37 | 335 | fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data); |
0824d6fc FB |
336 | #endif |
337 | } | |
338 | ||
339 | /* default is to make two byte accesses */ | |
9596ebb7 | 340 | static uint32_t default_ioport_readw(void *opaque, uint32_t address) |
0824d6fc FB |
341 | { |
342 | uint32_t data; | |
477e3edf | 343 | data = ioport_read(0, address); |
db45c29a | 344 | address = (address + 1) & (MAX_IOPORTS - 1); |
477e3edf | 345 | data |= ioport_read(0, address) << 8; |
0824d6fc FB |
346 | return data; |
347 | } | |
348 | ||
9596ebb7 | 349 | static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 350 | { |
477e3edf | 351 | ioport_write(0, address, data & 0xff); |
db45c29a | 352 | address = (address + 1) & (MAX_IOPORTS - 1); |
477e3edf | 353 | ioport_write(0, address, (data >> 8) & 0xff); |
0824d6fc FB |
354 | } |
355 | ||
9596ebb7 | 356 | static uint32_t default_ioport_readl(void *opaque, uint32_t address) |
0824d6fc | 357 | { |
fc01f7e7 | 358 | #ifdef DEBUG_UNUSED_IOPORT |
1196be37 | 359 | fprintf(stderr, "unused inl: port=0x%04x\n", address); |
fc01f7e7 FB |
360 | #endif |
361 | return 0xffffffff; | |
0824d6fc FB |
362 | } |
363 | ||
9596ebb7 | 364 | static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
0824d6fc | 365 | { |
fc01f7e7 | 366 | #ifdef DEBUG_UNUSED_IOPORT |
1196be37 | 367 | fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data); |
fc01f7e7 | 368 | #endif |
0824d6fc FB |
369 | } |
370 | ||
fc01f7e7 | 371 | /* size is the word size in byte */ |
5fafdf24 | 372 | int register_ioport_read(int start, int length, int size, |
c4b1fcc0 | 373 | IOPortReadFunc *func, void *opaque) |
f1510b2c | 374 | { |
fc01f7e7 | 375 | int i, bsize; |
f1510b2c | 376 | |
c4b1fcc0 | 377 | if (size == 1) { |
fc01f7e7 | 378 | bsize = 0; |
c4b1fcc0 | 379 | } else if (size == 2) { |
fc01f7e7 | 380 | bsize = 1; |
c4b1fcc0 | 381 | } else if (size == 4) { |
fc01f7e7 | 382 | bsize = 2; |
c4b1fcc0 | 383 | } else { |
88fdf56f | 384 | hw_error("register_ioport_read: invalid size"); |
fc01f7e7 | 385 | return -1; |
c4b1fcc0 FB |
386 | } |
387 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 388 | ioport_read_table[bsize][i] = func; |
c4b1fcc0 | 389 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
88fdf56f | 390 | hw_error("register_ioport_read: invalid opaque"); |
c4b1fcc0 FB |
391 | ioport_opaque[i] = opaque; |
392 | } | |
f1510b2c FB |
393 | return 0; |
394 | } | |
395 | ||
fc01f7e7 | 396 | /* size is the word size in byte */ |
5fafdf24 | 397 | int register_ioport_write(int start, int length, int size, |
c4b1fcc0 | 398 | IOPortWriteFunc *func, void *opaque) |
f1510b2c | 399 | { |
fc01f7e7 | 400 | int i, bsize; |
f1510b2c | 401 | |
c4b1fcc0 | 402 | if (size == 1) { |
fc01f7e7 | 403 | bsize = 0; |
c4b1fcc0 | 404 | } else if (size == 2) { |
fc01f7e7 | 405 | bsize = 1; |
c4b1fcc0 | 406 | } else if (size == 4) { |
fc01f7e7 | 407 | bsize = 2; |
c4b1fcc0 | 408 | } else { |
88fdf56f | 409 | hw_error("register_ioport_write: invalid size"); |
fc01f7e7 | 410 | return -1; |
c4b1fcc0 FB |
411 | } |
412 | for(i = start; i < start + length; i += size) { | |
fc01f7e7 | 413 | ioport_write_table[bsize][i] = func; |
88fdf56f AZ |
414 | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
415 | hw_error("register_ioport_write: invalid opaque"); | |
c4b1fcc0 FB |
416 | ioport_opaque[i] = opaque; |
417 | } | |
f1510b2c FB |
418 | return 0; |
419 | } | |
420 | ||
69b91039 FB |
421 | void isa_unassign_ioport(int start, int length) |
422 | { | |
423 | int i; | |
424 | ||
425 | for(i = start; i < start + length; i++) { | |
426 | ioport_read_table[0][i] = default_ioport_readb; | |
427 | ioport_read_table[1][i] = default_ioport_readw; | |
428 | ioport_read_table[2][i] = default_ioport_readl; | |
429 | ||
430 | ioport_write_table[0][i] = default_ioport_writeb; | |
431 | ioport_write_table[1][i] = default_ioport_writew; | |
432 | ioport_write_table[2][i] = default_ioport_writel; | |
a7607f7e AL |
433 | |
434 | ioport_opaque[i] = NULL; | |
69b91039 FB |
435 | } |
436 | } | |
437 | ||
20f32282 FB |
438 | /***********************************************************/ |
439 | ||
c45886db | 440 | void cpu_outb(CPUState *env, int addr, int val) |
0824d6fc | 441 | { |
d12d51d5 | 442 | LOG_IOPORT("outb: %04x %02x\n", addr, val); |
477e3edf | 443 | ioport_write(0, addr, val); |
640f42e4 | 444 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
445 | if (env) |
446 | env->last_io_time = cpu_get_time_fast(); | |
447 | #endif | |
0824d6fc FB |
448 | } |
449 | ||
c45886db | 450 | void cpu_outw(CPUState *env, int addr, int val) |
0824d6fc | 451 | { |
d12d51d5 | 452 | LOG_IOPORT("outw: %04x %04x\n", addr, val); |
477e3edf | 453 | ioport_write(1, addr, val); |
640f42e4 | 454 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
455 | if (env) |
456 | env->last_io_time = cpu_get_time_fast(); | |
457 | #endif | |
0824d6fc FB |
458 | } |
459 | ||
c45886db | 460 | void cpu_outl(CPUState *env, int addr, int val) |
0824d6fc | 461 | { |
d12d51d5 | 462 | LOG_IOPORT("outl: %04x %08x\n", addr, val); |
477e3edf | 463 | ioport_write(2, addr, val); |
640f42e4 | 464 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
465 | if (env) |
466 | env->last_io_time = cpu_get_time_fast(); | |
467 | #endif | |
0824d6fc FB |
468 | } |
469 | ||
c45886db | 470 | int cpu_inb(CPUState *env, int addr) |
0824d6fc | 471 | { |
fd872598 | 472 | int val; |
477e3edf | 473 | val = ioport_read(0, addr); |
d12d51d5 | 474 | LOG_IOPORT("inb : %04x %02x\n", addr, val); |
640f42e4 | 475 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
476 | if (env) |
477 | env->last_io_time = cpu_get_time_fast(); | |
fd872598 FB |
478 | #endif |
479 | return val; | |
0824d6fc FB |
480 | } |
481 | ||
c45886db | 482 | int cpu_inw(CPUState *env, int addr) |
0824d6fc | 483 | { |
fd872598 | 484 | int val; |
477e3edf | 485 | val = ioport_read(1, addr); |
d12d51d5 | 486 | LOG_IOPORT("inw : %04x %04x\n", addr, val); |
640f42e4 | 487 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
488 | if (env) |
489 | env->last_io_time = cpu_get_time_fast(); | |
fd872598 FB |
490 | #endif |
491 | return val; | |
0824d6fc FB |
492 | } |
493 | ||
c45886db | 494 | int cpu_inl(CPUState *env, int addr) |
0824d6fc | 495 | { |
fd872598 | 496 | int val; |
477e3edf | 497 | val = ioport_read(2, addr); |
d12d51d5 | 498 | LOG_IOPORT("inl : %04x %08x\n", addr, val); |
640f42e4 | 499 | #ifdef CONFIG_KQEMU |
89bfc105 FB |
500 | if (env) |
501 | env->last_io_time = cpu_get_time_fast(); | |
fd872598 FB |
502 | #endif |
503 | return val; | |
0824d6fc FB |
504 | } |
505 | ||
506 | /***********************************************************/ | |
0824d6fc FB |
507 | void hw_error(const char *fmt, ...) |
508 | { | |
509 | va_list ap; | |
6a00d601 | 510 | CPUState *env; |
0824d6fc FB |
511 | |
512 | va_start(ap, fmt); | |
513 | fprintf(stderr, "qemu: hardware error: "); | |
514 | vfprintf(stderr, fmt, ap); | |
515 | fprintf(stderr, "\n"); | |
6a00d601 FB |
516 | for(env = first_cpu; env != NULL; env = env->next_cpu) { |
517 | fprintf(stderr, "CPU #%d:\n", env->cpu_index); | |
0824d6fc | 518 | #ifdef TARGET_I386 |
6a00d601 | 519 | cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU); |
c45886db | 520 | #else |
6a00d601 | 521 | cpu_dump_state(env, stderr, fprintf, 0); |
0824d6fc | 522 | #endif |
6a00d601 | 523 | } |
0824d6fc FB |
524 | va_end(ap); |
525 | abort(); | |
526 | } | |
df751fa8 AL |
527 | |
528 | /***************/ | |
529 | /* ballooning */ | |
530 | ||
531 | static QEMUBalloonEvent *qemu_balloon_event; | |
532 | void *qemu_balloon_event_opaque; | |
533 | ||
534 | void qemu_add_balloon_handler(QEMUBalloonEvent *func, void *opaque) | |
535 | { | |
536 | qemu_balloon_event = func; | |
537 | qemu_balloon_event_opaque = opaque; | |
538 | } | |
539 | ||
540 | void qemu_balloon(ram_addr_t target) | |
541 | { | |
542 | if (qemu_balloon_event) | |
543 | qemu_balloon_event(qemu_balloon_event_opaque, target); | |
544 | } | |
545 | ||
546 | ram_addr_t qemu_balloon_status(void) | |
547 | { | |
548 | if (qemu_balloon_event) | |
549 | return qemu_balloon_event(qemu_balloon_event_opaque, 0); | |
550 | return 0; | |
551 | } | |
0824d6fc | 552 | |
63066f4f FB |
553 | /***********************************************************/ |
554 | /* keyboard/mouse */ | |
555 | ||
556 | static QEMUPutKBDEvent *qemu_put_kbd_event; | |
557 | static void *qemu_put_kbd_event_opaque; | |
455204eb TS |
558 | static QEMUPutMouseEntry *qemu_put_mouse_event_head; |
559 | static QEMUPutMouseEntry *qemu_put_mouse_event_current; | |
63066f4f FB |
560 | |
561 | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) | |
562 | { | |
563 | qemu_put_kbd_event_opaque = opaque; | |
564 | qemu_put_kbd_event = func; | |
565 | } | |
566 | ||
455204eb TS |
567 | QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
568 | void *opaque, int absolute, | |
569 | const char *name) | |
63066f4f | 570 | { |
455204eb TS |
571 | QEMUPutMouseEntry *s, *cursor; |
572 | ||
573 | s = qemu_mallocz(sizeof(QEMUPutMouseEntry)); | |
455204eb TS |
574 | |
575 | s->qemu_put_mouse_event = func; | |
576 | s->qemu_put_mouse_event_opaque = opaque; | |
577 | s->qemu_put_mouse_event_absolute = absolute; | |
578 | s->qemu_put_mouse_event_name = qemu_strdup(name); | |
579 | s->next = NULL; | |
580 | ||
581 | if (!qemu_put_mouse_event_head) { | |
582 | qemu_put_mouse_event_head = qemu_put_mouse_event_current = s; | |
583 | return s; | |
584 | } | |
585 | ||
586 | cursor = qemu_put_mouse_event_head; | |
587 | while (cursor->next != NULL) | |
588 | cursor = cursor->next; | |
589 | ||
590 | cursor->next = s; | |
591 | qemu_put_mouse_event_current = s; | |
592 | ||
593 | return s; | |
594 | } | |
595 | ||
596 | void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) | |
597 | { | |
598 | QEMUPutMouseEntry *prev = NULL, *cursor; | |
599 | ||
600 | if (!qemu_put_mouse_event_head || entry == NULL) | |
601 | return; | |
602 | ||
603 | cursor = qemu_put_mouse_event_head; | |
604 | while (cursor != NULL && cursor != entry) { | |
605 | prev = cursor; | |
606 | cursor = cursor->next; | |
607 | } | |
608 | ||
609 | if (cursor == NULL) // does not exist or list empty | |
610 | return; | |
611 | else if (prev == NULL) { // entry is head | |
612 | qemu_put_mouse_event_head = cursor->next; | |
613 | if (qemu_put_mouse_event_current == entry) | |
614 | qemu_put_mouse_event_current = cursor->next; | |
615 | qemu_free(entry->qemu_put_mouse_event_name); | |
616 | qemu_free(entry); | |
617 | return; | |
618 | } | |
619 | ||
620 | prev->next = entry->next; | |
621 | ||
622 | if (qemu_put_mouse_event_current == entry) | |
623 | qemu_put_mouse_event_current = prev; | |
624 | ||
625 | qemu_free(entry->qemu_put_mouse_event_name); | |
626 | qemu_free(entry); | |
63066f4f FB |
627 | } |
628 | ||
629 | void kbd_put_keycode(int keycode) | |
630 | { | |
631 | if (qemu_put_kbd_event) { | |
632 | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); | |
633 | } | |
634 | } | |
635 | ||
636 | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) | |
637 | { | |
455204eb TS |
638 | QEMUPutMouseEvent *mouse_event; |
639 | void *mouse_event_opaque; | |
a171fe39 | 640 | int width; |
455204eb TS |
641 | |
642 | if (!qemu_put_mouse_event_current) { | |
643 | return; | |
644 | } | |
645 | ||
646 | mouse_event = | |
647 | qemu_put_mouse_event_current->qemu_put_mouse_event; | |
648 | mouse_event_opaque = | |
649 | qemu_put_mouse_event_current->qemu_put_mouse_event_opaque; | |
650 | ||
651 | if (mouse_event) { | |
a171fe39 AZ |
652 | if (graphic_rotate) { |
653 | if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute) | |
654 | width = 0x7fff; | |
655 | else | |
b94ed577 | 656 | width = graphic_width - 1; |
a171fe39 AZ |
657 | mouse_event(mouse_event_opaque, |
658 | width - dy, dx, dz, buttons_state); | |
659 | } else | |
660 | mouse_event(mouse_event_opaque, | |
661 | dx, dy, dz, buttons_state); | |
63066f4f FB |
662 | } |
663 | } | |
664 | ||
09b26c5e FB |
665 | int kbd_mouse_is_absolute(void) |
666 | { | |
455204eb TS |
667 | if (!qemu_put_mouse_event_current) |
668 | return 0; | |
669 | ||
670 | return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute; | |
671 | } | |
672 | ||
376253ec | 673 | void do_info_mice(Monitor *mon) |
455204eb TS |
674 | { |
675 | QEMUPutMouseEntry *cursor; | |
676 | int index = 0; | |
677 | ||
678 | if (!qemu_put_mouse_event_head) { | |
376253ec | 679 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
680 | return; |
681 | } | |
682 | ||
376253ec | 683 | monitor_printf(mon, "Mouse devices available:\n"); |
455204eb TS |
684 | cursor = qemu_put_mouse_event_head; |
685 | while (cursor != NULL) { | |
376253ec AL |
686 | monitor_printf(mon, "%c Mouse #%d: %s\n", |
687 | (cursor == qemu_put_mouse_event_current ? '*' : ' '), | |
688 | index, cursor->qemu_put_mouse_event_name); | |
455204eb TS |
689 | index++; |
690 | cursor = cursor->next; | |
691 | } | |
692 | } | |
693 | ||
376253ec | 694 | void do_mouse_set(Monitor *mon, int index) |
455204eb TS |
695 | { |
696 | QEMUPutMouseEntry *cursor; | |
697 | int i = 0; | |
698 | ||
699 | if (!qemu_put_mouse_event_head) { | |
376253ec | 700 | monitor_printf(mon, "No mouse devices connected\n"); |
455204eb TS |
701 | return; |
702 | } | |
703 | ||
704 | cursor = qemu_put_mouse_event_head; | |
705 | while (cursor != NULL && index != i) { | |
706 | i++; | |
707 | cursor = cursor->next; | |
708 | } | |
709 | ||
710 | if (cursor != NULL) | |
711 | qemu_put_mouse_event_current = cursor; | |
712 | else | |
376253ec | 713 | monitor_printf(mon, "Mouse at given index not found\n"); |
09b26c5e FB |
714 | } |
715 | ||
1dce7c3c FB |
716 | /* compute with 96 bit intermediate result: (a*b)/c */ |
717 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) | |
0824d6fc | 718 | { |
1dce7c3c FB |
719 | union { |
720 | uint64_t ll; | |
721 | struct { | |
722 | #ifdef WORDS_BIGENDIAN | |
723 | uint32_t high, low; | |
724 | #else | |
725 | uint32_t low, high; | |
3b46e624 | 726 | #endif |
1dce7c3c FB |
727 | } l; |
728 | } u, res; | |
729 | uint64_t rl, rh; | |
0824d6fc | 730 | |
1dce7c3c FB |
731 | u.ll = a; |
732 | rl = (uint64_t)u.l.low * (uint64_t)b; | |
733 | rh = (uint64_t)u.l.high * (uint64_t)b; | |
734 | rh += (rl >> 32); | |
735 | res.l.high = rh / c; | |
736 | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; | |
737 | return res.ll; | |
34865134 FB |
738 | } |
739 | ||
1dce7c3c FB |
740 | /***********************************************************/ |
741 | /* real time host monotonic timer */ | |
34865134 | 742 | |
1dce7c3c | 743 | #define QEMU_TIMER_BASE 1000000000LL |
34865134 | 744 | |
1dce7c3c | 745 | #ifdef WIN32 |
0824d6fc | 746 | |
1dce7c3c | 747 | static int64_t clock_freq; |
1115dde7 | 748 | |
1dce7c3c | 749 | static void init_get_clock(void) |
1115dde7 | 750 | { |
a8e5ac33 FB |
751 | LARGE_INTEGER freq; |
752 | int ret; | |
1dce7c3c FB |
753 | ret = QueryPerformanceFrequency(&freq); |
754 | if (ret == 0) { | |
755 | fprintf(stderr, "Could not calibrate ticks\n"); | |
756 | exit(1); | |
757 | } | |
758 | clock_freq = freq.QuadPart; | |
1115dde7 FB |
759 | } |
760 | ||
1dce7c3c | 761 | static int64_t get_clock(void) |
b8076a74 | 762 | { |
1dce7c3c FB |
763 | LARGE_INTEGER ti; |
764 | QueryPerformanceCounter(&ti); | |
765 | return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq); | |
b8076a74 FB |
766 | } |
767 | ||
1dce7c3c | 768 | #else |
90cb9493 | 769 | |
1dce7c3c FB |
770 | static int use_rt_clock; |
771 | ||
772 | static void init_get_clock(void) | |
90cb9493 | 773 | { |
1dce7c3c | 774 | use_rt_clock = 0; |
c5e97233 BS |
775 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
776 | || defined(__DragonFly__) | |
1dce7c3c FB |
777 | { |
778 | struct timespec ts; | |
779 | if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) { | |
780 | use_rt_clock = 1; | |
781 | } | |
782 | } | |
783 | #endif | |
90cb9493 FB |
784 | } |
785 | ||
1dce7c3c | 786 | static int64_t get_clock(void) |
fdbb4691 | 787 | { |
c5e97233 BS |
788 | #if defined(__linux__) || (defined(__FreeBSD__) && __FreeBSD_version >= 500000) \ |
789 | || defined(__DragonFly__) | |
1dce7c3c FB |
790 | if (use_rt_clock) { |
791 | struct timespec ts; | |
792 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
793 | return ts.tv_sec * 1000000000LL + ts.tv_nsec; | |
5fafdf24 | 794 | } else |
fdbb4691 | 795 | #endif |
1dce7c3c FB |
796 | { |
797 | /* XXX: using gettimeofday leads to problems if the date | |
798 | changes, so it should be avoided. */ | |
799 | struct timeval tv; | |
800 | gettimeofday(&tv, NULL); | |
801 | return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000); | |
802 | } | |
fdbb4691 | 803 | } |
34865134 FB |
804 | #endif |
805 | ||
2e70f6ef PB |
806 | /* Return the virtual CPU time, based on the instruction counter. */ |
807 | static int64_t cpu_get_icount(void) | |
808 | { | |
809 | int64_t icount; | |
810 | CPUState *env = cpu_single_env;; | |
811 | icount = qemu_icount; | |
812 | if (env) { | |
813 | if (!can_do_io(env)) | |
814 | fprintf(stderr, "Bad clock read\n"); | |
815 | icount -= (env->icount_decr.u16.low + env->icount_extra); | |
816 | } | |
817 | return qemu_icount_bias + (icount << icount_time_shift); | |
818 | } | |
819 | ||
1dce7c3c FB |
820 | /***********************************************************/ |
821 | /* guest cycle counter */ | |
822 | ||
eade0f19 | 823 | static int64_t cpu_ticks_prev; |
34865134 | 824 | static int64_t cpu_ticks_offset; |
1dce7c3c | 825 | static int64_t cpu_clock_offset; |
8a7ddc38 | 826 | static int cpu_ticks_enabled; |
34865134 | 827 | |
1dce7c3c FB |
828 | /* return the host CPU cycle counter and handle stop/restart */ |
829 | int64_t cpu_get_ticks(void) | |
34865134 | 830 | { |
2e70f6ef PB |
831 | if (use_icount) { |
832 | return cpu_get_icount(); | |
833 | } | |
8a7ddc38 FB |
834 | if (!cpu_ticks_enabled) { |
835 | return cpu_ticks_offset; | |
836 | } else { | |
eade0f19 FB |
837 | int64_t ticks; |
838 | ticks = cpu_get_real_ticks(); | |
839 | if (cpu_ticks_prev > ticks) { | |
840 | /* Note: non increasing ticks may happen if the host uses | |
841 | software suspend */ | |
842 | cpu_ticks_offset += cpu_ticks_prev - ticks; | |
843 | } | |
844 | cpu_ticks_prev = ticks; | |
845 | return ticks + cpu_ticks_offset; | |
8a7ddc38 | 846 | } |
34865134 FB |
847 | } |
848 | ||
1dce7c3c FB |
849 | /* return the host CPU monotonic timer and handle stop/restart */ |
850 | static int64_t cpu_get_clock(void) | |
851 | { | |
852 | int64_t ti; | |
853 | if (!cpu_ticks_enabled) { | |
854 | return cpu_clock_offset; | |
855 | } else { | |
856 | ti = get_clock(); | |
857 | return ti + cpu_clock_offset; | |
858 | } | |
859 | } | |
860 | ||
34865134 FB |
861 | /* enable cpu_get_ticks() */ |
862 | void cpu_enable_ticks(void) | |
863 | { | |
8a7ddc38 FB |
864 | if (!cpu_ticks_enabled) { |
865 | cpu_ticks_offset -= cpu_get_real_ticks(); | |
1dce7c3c | 866 | cpu_clock_offset -= get_clock(); |
8a7ddc38 FB |
867 | cpu_ticks_enabled = 1; |
868 | } | |
34865134 FB |
869 | } |
870 | ||
871 | /* disable cpu_get_ticks() : the clock is stopped. You must not call | |
872 | cpu_get_ticks() after that. */ | |
873 | void cpu_disable_ticks(void) | |
874 | { | |
8a7ddc38 FB |
875 | if (cpu_ticks_enabled) { |
876 | cpu_ticks_offset = cpu_get_ticks(); | |
1dce7c3c | 877 | cpu_clock_offset = cpu_get_clock(); |
8a7ddc38 FB |
878 | cpu_ticks_enabled = 0; |
879 | } | |
34865134 FB |
880 | } |
881 | ||
1dce7c3c FB |
882 | /***********************************************************/ |
883 | /* timers */ | |
5fafdf24 | 884 | |
8a7ddc38 FB |
885 | #define QEMU_TIMER_REALTIME 0 |
886 | #define QEMU_TIMER_VIRTUAL 1 | |
887 | ||
888 | struct QEMUClock { | |
889 | int type; | |
890 | /* XXX: add frequency */ | |
891 | }; | |
892 | ||
893 | struct QEMUTimer { | |
894 | QEMUClock *clock; | |
895 | int64_t expire_time; | |
896 | QEMUTimerCB *cb; | |
897 | void *opaque; | |
898 | struct QEMUTimer *next; | |
899 | }; | |
900 | ||
c8994013 TS |
901 | struct qemu_alarm_timer { |
902 | char const *name; | |
efe75411 | 903 | unsigned int flags; |
c8994013 TS |
904 | |
905 | int (*start)(struct qemu_alarm_timer *t); | |
906 | void (*stop)(struct qemu_alarm_timer *t); | |
efe75411 | 907 | void (*rearm)(struct qemu_alarm_timer *t); |
c8994013 TS |
908 | void *priv; |
909 | }; | |
910 | ||
efe75411 | 911 | #define ALARM_FLAG_DYNTICKS 0x1 |
d5d08334 | 912 | #define ALARM_FLAG_EXPIRED 0x2 |
efe75411 TS |
913 | |
914 | static inline int alarm_has_dynticks(struct qemu_alarm_timer *t) | |
915 | { | |
916 | return t->flags & ALARM_FLAG_DYNTICKS; | |
917 | } | |
918 | ||
919 | static void qemu_rearm_alarm_timer(struct qemu_alarm_timer *t) | |
920 | { | |
921 | if (!alarm_has_dynticks(t)) | |
922 | return; | |
923 | ||
924 | t->rearm(t); | |
925 | } | |
926 | ||
927 | /* TODO: MIN_TIMER_REARM_US should be optimized */ | |
928 | #define MIN_TIMER_REARM_US 250 | |
929 | ||
c8994013 | 930 | static struct qemu_alarm_timer *alarm_timer; |
8a7ddc38 | 931 | |
40c3bac3 | 932 | #ifdef _WIN32 |
c8994013 TS |
933 | |
934 | struct qemu_alarm_win32 { | |
935 | MMRESULT timerId; | |
c8994013 | 936 | unsigned int period; |
ef28c4b0 | 937 | } alarm_win32_data = {0, -1}; |
c8994013 TS |
938 | |
939 | static int win32_start_timer(struct qemu_alarm_timer *t); | |
940 | static void win32_stop_timer(struct qemu_alarm_timer *t); | |
efe75411 | 941 | static void win32_rearm_timer(struct qemu_alarm_timer *t); |
c8994013 | 942 | |
40c3bac3 | 943 | #else |
c8994013 TS |
944 | |
945 | static int unix_start_timer(struct qemu_alarm_timer *t); | |
946 | static void unix_stop_timer(struct qemu_alarm_timer *t); | |
947 | ||
231c6586 TS |
948 | #ifdef __linux__ |
949 | ||
efe75411 TS |
950 | static int dynticks_start_timer(struct qemu_alarm_timer *t); |
951 | static void dynticks_stop_timer(struct qemu_alarm_timer *t); | |
952 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t); | |
953 | ||
c40ec5a9 TS |
954 | static int hpet_start_timer(struct qemu_alarm_timer *t); |
955 | static void hpet_stop_timer(struct qemu_alarm_timer *t); | |
956 | ||
c8994013 TS |
957 | static int rtc_start_timer(struct qemu_alarm_timer *t); |
958 | static void rtc_stop_timer(struct qemu_alarm_timer *t); | |
959 | ||
efe75411 | 960 | #endif /* __linux__ */ |
8a7ddc38 | 961 | |
c8994013 TS |
962 | #endif /* _WIN32 */ |
963 | ||
2e70f6ef | 964 | /* Correlation between real and virtual time is always going to be |
bf20dc07 | 965 | fairly approximate, so ignore small variation. |
2e70f6ef PB |
966 | When the guest is idle real and virtual time will be aligned in |
967 | the IO wait loop. */ | |
968 | #define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10) | |
969 | ||
970 | static void icount_adjust(void) | |
971 | { | |
972 | int64_t cur_time; | |
973 | int64_t cur_icount; | |
974 | int64_t delta; | |
975 | static int64_t last_delta; | |
976 | /* If the VM is not running, then do nothing. */ | |
977 | if (!vm_running) | |
978 | return; | |
979 | ||
980 | cur_time = cpu_get_clock(); | |
981 | cur_icount = qemu_get_clock(vm_clock); | |
982 | delta = cur_icount - cur_time; | |
983 | /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */ | |
984 | if (delta > 0 | |
985 | && last_delta + ICOUNT_WOBBLE < delta * 2 | |
986 | && icount_time_shift > 0) { | |
987 | /* The guest is getting too far ahead. Slow time down. */ | |
988 | icount_time_shift--; | |
989 | } | |
990 | if (delta < 0 | |
991 | && last_delta - ICOUNT_WOBBLE > delta * 2 | |
992 | && icount_time_shift < MAX_ICOUNT_SHIFT) { | |
993 | /* The guest is getting too far behind. Speed time up. */ | |
994 | icount_time_shift++; | |
995 | } | |
996 | last_delta = delta; | |
997 | qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift); | |
998 | } | |
999 | ||
1000 | static void icount_adjust_rt(void * opaque) | |
1001 | { | |
1002 | qemu_mod_timer(icount_rt_timer, | |
1003 | qemu_get_clock(rt_clock) + 1000); | |
1004 | icount_adjust(); | |
1005 | } | |
1006 | ||
1007 | static void icount_adjust_vm(void * opaque) | |
1008 | { | |
1009 | qemu_mod_timer(icount_vm_timer, | |
1010 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
1011 | icount_adjust(); | |
1012 | } | |
1013 | ||
1014 | static void init_icount_adjust(void) | |
1015 | { | |
1016 | /* Have both realtime and virtual time triggers for speed adjustment. | |
1017 | The realtime trigger catches emulated time passing too slowly, | |
1018 | the virtual time trigger catches emulated time passing too fast. | |
1019 | Realtime triggers occur even when idle, so use them less frequently | |
1020 | than VM triggers. */ | |
1021 | icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL); | |
1022 | qemu_mod_timer(icount_rt_timer, | |
1023 | qemu_get_clock(rt_clock) + 1000); | |
1024 | icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL); | |
1025 | qemu_mod_timer(icount_vm_timer, | |
1026 | qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10); | |
1027 | } | |
1028 | ||
c8994013 | 1029 | static struct qemu_alarm_timer alarm_timers[] = { |
efe75411 | 1030 | #ifndef _WIN32 |
231c6586 | 1031 | #ifdef __linux__ |
efe75411 TS |
1032 | {"dynticks", ALARM_FLAG_DYNTICKS, dynticks_start_timer, |
1033 | dynticks_stop_timer, dynticks_rearm_timer, NULL}, | |
c40ec5a9 | 1034 | /* HPET - if available - is preferred */ |
efe75411 | 1035 | {"hpet", 0, hpet_start_timer, hpet_stop_timer, NULL, NULL}, |
c40ec5a9 | 1036 | /* ...otherwise try RTC */ |
efe75411 | 1037 | {"rtc", 0, rtc_start_timer, rtc_stop_timer, NULL, NULL}, |
c8994013 | 1038 | #endif |
efe75411 | 1039 | {"unix", 0, unix_start_timer, unix_stop_timer, NULL, NULL}, |
c8994013 | 1040 | #else |
efe75411 TS |
1041 | {"dynticks", ALARM_FLAG_DYNTICKS, win32_start_timer, |
1042 | win32_stop_timer, win32_rearm_timer, &alarm_win32_data}, | |
1043 | {"win32", 0, win32_start_timer, | |
1044 | win32_stop_timer, NULL, &alarm_win32_data}, | |
c8994013 TS |
1045 | #endif |
1046 | {NULL, } | |
1047 | }; | |
1048 | ||
3f47aa8c | 1049 | static void show_available_alarms(void) |
f3dcfada TS |
1050 | { |
1051 | int i; | |
1052 | ||
1053 | printf("Available alarm timers, in order of precedence:\n"); | |
1054 | for (i = 0; alarm_timers[i].name; i++) | |
1055 | printf("%s\n", alarm_timers[i].name); | |
1056 | } | |
1057 | ||
1058 | static void configure_alarms(char const *opt) | |
1059 | { | |
1060 | int i; | |
1061 | int cur = 0; | |
b1503cda | 1062 | int count = ARRAY_SIZE(alarm_timers) - 1; |
f3dcfada TS |
1063 | char *arg; |
1064 | char *name; | |
2e70f6ef | 1065 | struct qemu_alarm_timer tmp; |
f3dcfada | 1066 | |
3adda04c | 1067 | if (!strcmp(opt, "?")) { |
f3dcfada TS |
1068 | show_available_alarms(); |
1069 | exit(0); | |
1070 | } | |
1071 | ||
1072 | arg = strdup(opt); | |
1073 | ||
1074 | /* Reorder the array */ | |
1075 | name = strtok(arg, ","); | |
1076 | while (name) { | |
e2b577e5 | 1077 | for (i = 0; i < count && alarm_timers[i].name; i++) { |
f3dcfada TS |
1078 | if (!strcmp(alarm_timers[i].name, name)) |
1079 | break; | |
1080 | } | |
1081 | ||
1082 | if (i == count) { | |
1083 | fprintf(stderr, "Unknown clock %s\n", name); | |
1084 | goto next; | |
1085 | } | |
1086 | ||
1087 | if (i < cur) | |
1088 | /* Ignore */ | |
1089 | goto next; | |
1090 | ||
1091 | /* Swap */ | |
1092 | tmp = alarm_timers[i]; | |
1093 | alarm_timers[i] = alarm_timers[cur]; | |
1094 | alarm_timers[cur] = tmp; | |
1095 | ||
1096 | cur++; | |
1097 | next: | |
1098 | name = strtok(NULL, ","); | |
1099 | } | |
1100 | ||
1101 | free(arg); | |
1102 | ||
1103 | if (cur) { | |
2e70f6ef | 1104 | /* Disable remaining timers */ |
f3dcfada TS |
1105 | for (i = cur; i < count; i++) |
1106 | alarm_timers[i].name = NULL; | |
3adda04c AJ |
1107 | } else { |
1108 | show_available_alarms(); | |
1109 | exit(1); | |
f3dcfada | 1110 | } |
f3dcfada TS |
1111 | } |
1112 | ||
c8994013 TS |
1113 | QEMUClock *rt_clock; |
1114 | QEMUClock *vm_clock; | |
1115 | ||
1116 | static QEMUTimer *active_timers[2]; | |
1117 | ||
9596ebb7 | 1118 | static QEMUClock *qemu_new_clock(int type) |
8a7ddc38 FB |
1119 | { |
1120 | QEMUClock *clock; | |
1121 | clock = qemu_mallocz(sizeof(QEMUClock)); | |
8a7ddc38 FB |
1122 | clock->type = type; |
1123 | return clock; | |
1124 | } | |
1125 | ||
1126 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque) | |
1127 | { | |
1128 | QEMUTimer *ts; | |
1129 | ||
1130 | ts = qemu_mallocz(sizeof(QEMUTimer)); | |
1131 | ts->clock = clock; | |
1132 | ts->cb = cb; | |
1133 | ts->opaque = opaque; | |
1134 | return ts; | |
1135 | } | |
1136 | ||
1137 | void qemu_free_timer(QEMUTimer *ts) | |
1138 | { | |
1139 | qemu_free(ts); | |
1140 | } | |
1141 | ||
1142 | /* stop a timer, but do not dealloc it */ | |
1143 | void qemu_del_timer(QEMUTimer *ts) | |
1144 | { | |
1145 | QEMUTimer **pt, *t; | |
1146 | ||
1147 | /* NOTE: this code must be signal safe because | |
1148 | qemu_timer_expired() can be called from a signal. */ | |
1149 | pt = &active_timers[ts->clock->type]; | |
1150 | for(;;) { | |
1151 | t = *pt; | |
1152 | if (!t) | |
1153 | break; | |
1154 | if (t == ts) { | |
1155 | *pt = t->next; | |
1156 | break; | |
1157 | } | |
1158 | pt = &t->next; | |
1159 | } | |
1160 | } | |
1161 | ||
1162 | /* modify the current timer so that it will be fired when current_time | |
1163 | >= expire_time. The corresponding callback will be called. */ | |
1164 | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time) | |
1165 | { | |
1166 | QEMUTimer **pt, *t; | |
1167 | ||
1168 | qemu_del_timer(ts); | |
1169 | ||
1170 | /* add the timer in the sorted list */ | |
1171 | /* NOTE: this code must be signal safe because | |
1172 | qemu_timer_expired() can be called from a signal. */ | |
1173 | pt = &active_timers[ts->clock->type]; | |
1174 | for(;;) { | |
1175 | t = *pt; | |
1176 | if (!t) | |
1177 | break; | |
5fafdf24 | 1178 | if (t->expire_time > expire_time) |
8a7ddc38 FB |
1179 | break; |
1180 | pt = &t->next; | |
1181 | } | |
1182 | ts->expire_time = expire_time; | |
1183 | ts->next = *pt; | |
1184 | *pt = ts; | |
d5d08334 AZ |
1185 | |
1186 | /* Rearm if necessary */ | |
2e70f6ef PB |
1187 | if (pt == &active_timers[ts->clock->type]) { |
1188 | if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) { | |
1189 | qemu_rearm_alarm_timer(alarm_timer); | |
1190 | } | |
1191 | /* Interrupt execution to force deadline recalculation. */ | |
d9f75a4e AL |
1192 | if (use_icount) |
1193 | qemu_notify_event(); | |
2e70f6ef | 1194 | } |
8a7ddc38 FB |
1195 | } |
1196 | ||
1197 | int qemu_timer_pending(QEMUTimer *ts) | |
1198 | { | |
1199 | QEMUTimer *t; | |
1200 | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { | |
1201 | if (t == ts) | |
1202 | return 1; | |
1203 | } | |
1204 | return 0; | |
1205 | } | |
1206 | ||
1207 | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) | |
1208 | { | |
1209 | if (!timer_head) | |
1210 | return 0; | |
1211 | return (timer_head->expire_time <= current_time); | |
1212 | } | |
1213 | ||
1214 | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) | |
1215 | { | |
1216 | QEMUTimer *ts; | |
3b46e624 | 1217 | |
8a7ddc38 FB |
1218 | for(;;) { |
1219 | ts = *ptimer_head; | |
e95c8d51 | 1220 | if (!ts || ts->expire_time > current_time) |
8a7ddc38 FB |
1221 | break; |
1222 | /* remove timer from the list before calling the callback */ | |
1223 | *ptimer_head = ts->next; | |
1224 | ts->next = NULL; | |
3b46e624 | 1225 | |
8a7ddc38 FB |
1226 | /* run the callback (the timer list can be modified) */ |
1227 | ts->cb(ts->opaque); | |
1228 | } | |
1229 | } | |
1230 | ||
1231 | int64_t qemu_get_clock(QEMUClock *clock) | |
1232 | { | |
1233 | switch(clock->type) { | |
1234 | case QEMU_TIMER_REALTIME: | |
1dce7c3c | 1235 | return get_clock() / 1000000; |
8a7ddc38 FB |
1236 | default: |
1237 | case QEMU_TIMER_VIRTUAL: | |
2e70f6ef PB |
1238 | if (use_icount) { |
1239 | return cpu_get_icount(); | |
1240 | } else { | |
1241 | return cpu_get_clock(); | |
1242 | } | |
8a7ddc38 FB |
1243 | } |
1244 | } | |
1245 | ||
1dce7c3c FB |
1246 | static void init_timers(void) |
1247 | { | |
1248 | init_get_clock(); | |
1249 | ticks_per_sec = QEMU_TIMER_BASE; | |
1250 | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); | |
1251 | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); | |
1252 | } | |
1253 | ||
8a7ddc38 FB |
1254 | /* save a timer */ |
1255 | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts) | |
1256 | { | |
1257 | uint64_t expire_time; | |
1258 | ||
1259 | if (qemu_timer_pending(ts)) { | |
1260 | expire_time = ts->expire_time; | |
1261 | } else { | |
1262 | expire_time = -1; | |
1263 | } | |
1264 | qemu_put_be64(f, expire_time); | |
1265 | } | |
1266 | ||
1267 | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts) | |
1268 | { | |
1269 | uint64_t expire_time; | |
1270 | ||
1271 | expire_time = qemu_get_be64(f); | |
1272 | if (expire_time != -1) { | |
1273 | qemu_mod_timer(ts, expire_time); | |
1274 | } else { | |
1275 | qemu_del_timer(ts); | |
1276 | } | |
1277 | } | |
1278 | ||
1279 | static void timer_save(QEMUFile *f, void *opaque) | |
1280 | { | |
1281 | if (cpu_ticks_enabled) { | |
1282 | hw_error("cannot save state if virtual timers are running"); | |
1283 | } | |
bee8d684 TS |
1284 | qemu_put_be64(f, cpu_ticks_offset); |
1285 | qemu_put_be64(f, ticks_per_sec); | |
1286 | qemu_put_be64(f, cpu_clock_offset); | |
8a7ddc38 FB |
1287 | } |
1288 | ||
1289 | static int timer_load(QEMUFile *f, void *opaque, int version_id) | |
1290 | { | |
c88676f8 | 1291 | if (version_id != 1 && version_id != 2) |
8a7ddc38 FB |
1292 | return -EINVAL; |
1293 | if (cpu_ticks_enabled) { | |
1294 | return -EINVAL; | |
1295 | } | |
bee8d684 TS |
1296 | cpu_ticks_offset=qemu_get_be64(f); |
1297 | ticks_per_sec=qemu_get_be64(f); | |
c88676f8 | 1298 | if (version_id == 2) { |
bee8d684 | 1299 | cpu_clock_offset=qemu_get_be64(f); |
c88676f8 | 1300 | } |
8a7ddc38 FB |
1301 | return 0; |
1302 | } | |
1303 | ||
50317c7f AL |
1304 | static void qemu_event_increment(void); |
1305 | ||
67b915a5 | 1306 | #ifdef _WIN32 |
b9e82a59 BS |
1307 | static void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg, |
1308 | DWORD_PTR dwUser, DWORD_PTR dw1, | |
1309 | DWORD_PTR dw2) | |
67b915a5 | 1310 | #else |
8a7ddc38 | 1311 | static void host_alarm_handler(int host_signum) |
67b915a5 | 1312 | #endif |
8a7ddc38 | 1313 | { |
02ba45c5 FB |
1314 | #if 0 |
1315 | #define DISP_FREQ 1000 | |
1316 | { | |
1317 | static int64_t delta_min = INT64_MAX; | |
1318 | static int64_t delta_max, delta_cum, last_clock, delta, ti; | |
1319 | static int count; | |
1320 | ti = qemu_get_clock(vm_clock); | |
1321 | if (last_clock != 0) { | |
1322 | delta = ti - last_clock; | |
1323 | if (delta < delta_min) | |
1324 | delta_min = delta; | |
1325 | if (delta > delta_max) | |
1326 | delta_max = delta; | |
1327 | delta_cum += delta; | |
1328 | if (++count == DISP_FREQ) { | |
26a76461 | 1329 | printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n", |
02ba45c5 FB |
1330 | muldiv64(delta_min, 1000000, ticks_per_sec), |
1331 | muldiv64(delta_max, 1000000, ticks_per_sec), | |
1332 | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec), | |
1333 | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ)); | |
1334 | count = 0; | |
1335 | delta_min = INT64_MAX; | |
1336 | delta_max = 0; | |
1337 | delta_cum = 0; | |
1338 | } | |
1339 | } | |
1340 | last_clock = ti; | |
1341 | } | |
1342 | #endif | |
efe75411 | 1343 | if (alarm_has_dynticks(alarm_timer) || |
2e70f6ef PB |
1344 | (!use_icount && |
1345 | qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], | |
1346 | qemu_get_clock(vm_clock))) || | |
8a7ddc38 FB |
1347 | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
1348 | qemu_get_clock(rt_clock))) { | |
50317c7f | 1349 | qemu_event_increment(); |
d5d08334 AZ |
1350 | alarm_timer->flags |= ALARM_FLAG_EXPIRED; |
1351 | ||
d6dc3d42 AL |
1352 | #ifndef CONFIG_IOTHREAD |
1353 | if (next_cpu) { | |
4f8eb8da | 1354 | /* stop the currently executing cpu because a timer occured */ |
d6dc3d42 | 1355 | cpu_exit(next_cpu); |
640f42e4 | 1356 | #ifdef CONFIG_KQEMU |
d6dc3d42 AL |
1357 | if (next_cpu->kqemu_enabled) { |
1358 | kqemu_cpu_interrupt(next_cpu); | |
4f8eb8da | 1359 | } |
ee5605e5 | 1360 | #endif |
4f8eb8da | 1361 | } |
d6dc3d42 | 1362 | #endif |
43b96858 | 1363 | timer_alarm_pending = 1; |
d9f75a4e | 1364 | qemu_notify_event(); |
8a7ddc38 FB |
1365 | } |
1366 | } | |
1367 | ||
2e70f6ef | 1368 | static int64_t qemu_next_deadline(void) |
efe75411 | 1369 | { |
2e70f6ef | 1370 | int64_t delta; |
efe75411 TS |
1371 | |
1372 | if (active_timers[QEMU_TIMER_VIRTUAL]) { | |
2e70f6ef PB |
1373 | delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time - |
1374 | qemu_get_clock(vm_clock); | |
1375 | } else { | |
1376 | /* To avoid problems with overflow limit this to 2^32. */ | |
1377 | delta = INT32_MAX; | |
efe75411 TS |
1378 | } |
1379 | ||
2e70f6ef PB |
1380 | if (delta < 0) |
1381 | delta = 0; | |
efe75411 | 1382 | |
2e70f6ef PB |
1383 | return delta; |
1384 | } | |
1385 | ||
8632fb9a | 1386 | #if defined(__linux__) || defined(_WIN32) |
2e70f6ef PB |
1387 | static uint64_t qemu_next_deadline_dyntick(void) |
1388 | { | |
1389 | int64_t delta; | |
1390 | int64_t rtdelta; | |
1391 | ||
1392 | if (use_icount) | |
1393 | delta = INT32_MAX; | |
1394 | else | |
1395 | delta = (qemu_next_deadline() + 999) / 1000; | |
1396 | ||
1397 | if (active_timers[QEMU_TIMER_REALTIME]) { | |
1398 | rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time - | |
1399 | qemu_get_clock(rt_clock))*1000; | |
1400 | if (rtdelta < delta) | |
1401 | delta = rtdelta; | |
1402 | } | |
1403 | ||
1404 | if (delta < MIN_TIMER_REARM_US) | |
1405 | delta = MIN_TIMER_REARM_US; | |
1406 | ||
1407 | return delta; | |
efe75411 | 1408 | } |
8632fb9a | 1409 | #endif |
efe75411 | 1410 | |
fd872598 FB |
1411 | #ifndef _WIN32 |
1412 | ||
7183b4b4 AL |
1413 | /* Sets a specific flag */ |
1414 | static int fcntl_setfl(int fd, int flag) | |
1415 | { | |
1416 | int flags; | |
1417 | ||
1418 | flags = fcntl(fd, F_GETFL); | |
1419 | if (flags == -1) | |
1420 | return -errno; | |
1421 | ||
1422 | if (fcntl(fd, F_SETFL, flags | flag) == -1) | |
1423 | return -errno; | |
1424 | ||
1425 | return 0; | |
1426 | } | |
1427 | ||
829309c7 FB |
1428 | #if defined(__linux__) |
1429 | ||
fd872598 FB |
1430 | #define RTC_FREQ 1024 |
1431 | ||
de9a95f0 | 1432 | static void enable_sigio_timer(int fd) |
c8994013 TS |
1433 | { |
1434 | struct sigaction act; | |
1435 | ||
1436 | /* timer signal */ | |
1437 | sigfillset(&act.sa_mask); | |
1438 | act.sa_flags = 0; | |
c8994013 TS |
1439 | act.sa_handler = host_alarm_handler; |
1440 | ||
1441 | sigaction(SIGIO, &act, NULL); | |
7183b4b4 | 1442 | fcntl_setfl(fd, O_ASYNC); |
c8994013 TS |
1443 | fcntl(fd, F_SETOWN, getpid()); |
1444 | } | |
829309c7 | 1445 | |
c40ec5a9 TS |
1446 | static int hpet_start_timer(struct qemu_alarm_timer *t) |
1447 | { | |
1448 | struct hpet_info info; | |
1449 | int r, fd; | |
1450 | ||
1451 | fd = open("/dev/hpet", O_RDONLY); | |
1452 | if (fd < 0) | |
1453 | return -1; | |
1454 | ||
1455 | /* Set frequency */ | |
1456 | r = ioctl(fd, HPET_IRQFREQ, RTC_FREQ); | |
1457 | if (r < 0) { | |
1458 | fprintf(stderr, "Could not configure '/dev/hpet' to have a 1024Hz timer. This is not a fatal\n" | |
1459 | "error, but for better emulation accuracy type:\n" | |
1460 | "'echo 1024 > /proc/sys/dev/hpet/max-user-freq' as root.\n"); | |
1461 | goto fail; | |
1462 | } | |
1463 | ||
1464 | /* Check capabilities */ | |
1465 | r = ioctl(fd, HPET_INFO, &info); | |
1466 | if (r < 0) | |
1467 | goto fail; | |
1468 | ||
1469 | /* Enable periodic mode */ | |
1470 | r = ioctl(fd, HPET_EPI, 0); | |
1471 | if (info.hi_flags && (r < 0)) | |
1472 | goto fail; | |
1473 | ||
1474 | /* Enable interrupt */ | |
1475 | r = ioctl(fd, HPET_IE_ON, 0); | |
1476 | if (r < 0) | |
1477 | goto fail; | |
1478 | ||
1479 | enable_sigio_timer(fd); | |
fcdc2129 | 1480 | t->priv = (void *)(long)fd; |
c40ec5a9 TS |
1481 | |
1482 | return 0; | |
1483 | fail: | |
1484 | close(fd); | |
1485 | return -1; | |
1486 | } | |
1487 | ||
1488 | static void hpet_stop_timer(struct qemu_alarm_timer *t) | |
1489 | { | |
fcdc2129 | 1490 | int fd = (long)t->priv; |
c40ec5a9 TS |
1491 | |
1492 | close(fd); | |
1493 | } | |
1494 | ||
c8994013 | 1495 | static int rtc_start_timer(struct qemu_alarm_timer *t) |
fd872598 | 1496 | { |
c8994013 | 1497 | int rtc_fd; |
b5a23ad4 | 1498 | unsigned long current_rtc_freq = 0; |
c8994013 | 1499 | |
aeb30be6 | 1500 | TFR(rtc_fd = open("/dev/rtc", O_RDONLY)); |
fd872598 FB |
1501 | if (rtc_fd < 0) |
1502 | return -1; | |
b5a23ad4 AZ |
1503 | ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq); |
1504 | if (current_rtc_freq != RTC_FREQ && | |
1505 | ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { | |
fd872598 FB |
1506 | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n" |
1507 | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n" | |
1508 | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n"); | |
1509 | goto fail; | |
1510 | } | |
1511 | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { | |
1512 | fail: | |
1513 | close(rtc_fd); | |
1514 | return -1; | |
1515 | } | |
c8994013 TS |
1516 | |
1517 | enable_sigio_timer(rtc_fd); | |
1518 | ||
fcdc2129 | 1519 | t->priv = (void *)(long)rtc_fd; |
c8994013 | 1520 | |
fd872598 FB |
1521 | return 0; |
1522 | } | |
1523 | ||
c8994013 | 1524 | static void rtc_stop_timer(struct qemu_alarm_timer *t) |
829309c7 | 1525 | { |
fcdc2129 | 1526 | int rtc_fd = (long)t->priv; |
c8994013 TS |
1527 | |
1528 | close(rtc_fd); | |
829309c7 FB |
1529 | } |
1530 | ||
efe75411 TS |
1531 | static int dynticks_start_timer(struct qemu_alarm_timer *t) |
1532 | { | |
1533 | struct sigevent ev; | |
1534 | timer_t host_timer; | |
1535 | struct sigaction act; | |
1536 | ||
1537 | sigfillset(&act.sa_mask); | |
1538 | act.sa_flags = 0; | |
efe75411 TS |
1539 | act.sa_handler = host_alarm_handler; |
1540 | ||
1541 | sigaction(SIGALRM, &act, NULL); | |
1542 | ||
1543 | ev.sigev_value.sival_int = 0; | |
1544 | ev.sigev_notify = SIGEV_SIGNAL; | |
1545 | ev.sigev_signo = SIGALRM; | |
1546 | ||
1547 | if (timer_create(CLOCK_REALTIME, &ev, &host_timer)) { | |
1548 | perror("timer_create"); | |
1549 | ||
1550 | /* disable dynticks */ | |
1551 | fprintf(stderr, "Dynamic Ticks disabled\n"); | |
1552 | ||
1553 | return -1; | |
1554 | } | |
1555 | ||
0399bfe0 | 1556 | t->priv = (void *)(long)host_timer; |
efe75411 TS |
1557 | |
1558 | return 0; | |
1559 | } | |
1560 | ||
1561 | static void dynticks_stop_timer(struct qemu_alarm_timer *t) | |
1562 | { | |
0399bfe0 | 1563 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1564 | |
1565 | timer_delete(host_timer); | |
1566 | } | |
1567 | ||
1568 | static void dynticks_rearm_timer(struct qemu_alarm_timer *t) | |
1569 | { | |
0399bfe0 | 1570 | timer_t host_timer = (timer_t)(long)t->priv; |
efe75411 TS |
1571 | struct itimerspec timeout; |
1572 | int64_t nearest_delta_us = INT64_MAX; | |
1573 | int64_t current_us; | |
1574 | ||
1575 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1576 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1577 | return; |
efe75411 | 1578 | |
2e70f6ef | 1579 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1580 | |
1581 | /* check whether a timer is already running */ | |
1582 | if (timer_gettime(host_timer, &timeout)) { | |
1583 | perror("gettime"); | |
1584 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1585 | exit(1); | |
1586 | } | |
1587 | current_us = timeout.it_value.tv_sec * 1000000 + timeout.it_value.tv_nsec/1000; | |
1588 | if (current_us && current_us <= nearest_delta_us) | |
1589 | return; | |
1590 | ||
1591 | timeout.it_interval.tv_sec = 0; | |
1592 | timeout.it_interval.tv_nsec = 0; /* 0 for one-shot timer */ | |
1593 | timeout.it_value.tv_sec = nearest_delta_us / 1000000; | |
1594 | timeout.it_value.tv_nsec = (nearest_delta_us % 1000000) * 1000; | |
1595 | if (timer_settime(host_timer, 0 /* RELATIVE */, &timeout, NULL)) { | |
1596 | perror("settime"); | |
1597 | fprintf(stderr, "Internal timer error: aborting\n"); | |
1598 | exit(1); | |
1599 | } | |
1600 | } | |
1601 | ||
70744b3a | 1602 | #endif /* defined(__linux__) */ |
231c6586 | 1603 | |
c8994013 TS |
1604 | static int unix_start_timer(struct qemu_alarm_timer *t) |
1605 | { | |
1606 | struct sigaction act; | |
1607 | struct itimerval itv; | |
1608 | int err; | |
1609 | ||
1610 | /* timer signal */ | |
1611 | sigfillset(&act.sa_mask); | |
1612 | act.sa_flags = 0; | |
c8994013 TS |
1613 | act.sa_handler = host_alarm_handler; |
1614 | ||
1615 | sigaction(SIGALRM, &act, NULL); | |
1616 | ||
1617 | itv.it_interval.tv_sec = 0; | |
1618 | /* for i386 kernel 2.6 to get 1 ms */ | |
1619 | itv.it_interval.tv_usec = 999; | |
1620 | itv.it_value.tv_sec = 0; | |
1621 | itv.it_value.tv_usec = 10 * 1000; | |
1622 | ||
1623 | err = setitimer(ITIMER_REAL, &itv, NULL); | |
1624 | if (err) | |
1625 | return -1; | |
1626 | ||
1627 | return 0; | |
1628 | } | |
1629 | ||
1630 | static void unix_stop_timer(struct qemu_alarm_timer *t) | |
1631 | { | |
1632 | struct itimerval itv; | |
1633 | ||
1634 | memset(&itv, 0, sizeof(itv)); | |
1635 | setitimer(ITIMER_REAL, &itv, NULL); | |
1636 | } | |
1637 | ||
829309c7 | 1638 | #endif /* !defined(_WIN32) */ |
fd872598 | 1639 | |
f49e58dc | 1640 | |
c8994013 TS |
1641 | #ifdef _WIN32 |
1642 | ||
1643 | static int win32_start_timer(struct qemu_alarm_timer *t) | |
1644 | { | |
1645 | TIMECAPS tc; | |
1646 | struct qemu_alarm_win32 *data = t->priv; | |
efe75411 | 1647 | UINT flags; |
c8994013 | 1648 | |
c8994013 TS |
1649 | memset(&tc, 0, sizeof(tc)); |
1650 | timeGetDevCaps(&tc, sizeof(tc)); | |
1651 | ||
1652 | if (data->period < tc.wPeriodMin) | |
1653 | data->period = tc.wPeriodMin; | |
1654 | ||
1655 | timeBeginPeriod(data->period); | |
1656 | ||
efe75411 TS |
1657 | flags = TIME_CALLBACK_FUNCTION; |
1658 | if (alarm_has_dynticks(t)) | |
1659 | flags |= TIME_ONESHOT; | |
1660 | else | |
1661 | flags |= TIME_PERIODIC; | |
1662 | ||
c8994013 TS |
1663 | data->timerId = timeSetEvent(1, // interval (ms) |
1664 | data->period, // resolution | |
1665 | host_alarm_handler, // function | |
1666 | (DWORD)t, // parameter | |
efe75411 | 1667 | flags); |
c8994013 TS |
1668 | |
1669 | if (!data->timerId) { | |
1670 | perror("Failed to initialize win32 alarm timer"); | |
c8994013 | 1671 | timeEndPeriod(data->period); |
c8994013 TS |
1672 | return -1; |
1673 | } | |
1674 | ||
c8994013 TS |
1675 | return 0; |
1676 | } | |
1677 | ||
1678 | static void win32_stop_timer(struct qemu_alarm_timer *t) | |
1679 | { | |
1680 | struct qemu_alarm_win32 *data = t->priv; | |
1681 | ||
1682 | timeKillEvent(data->timerId); | |
1683 | timeEndPeriod(data->period); | |
c8994013 TS |
1684 | } |
1685 | ||
efe75411 TS |
1686 | static void win32_rearm_timer(struct qemu_alarm_timer *t) |
1687 | { | |
1688 | struct qemu_alarm_win32 *data = t->priv; | |
1689 | uint64_t nearest_delta_us; | |
1690 | ||
1691 | if (!active_timers[QEMU_TIMER_REALTIME] && | |
1692 | !active_timers[QEMU_TIMER_VIRTUAL]) | |
d5d08334 | 1693 | return; |
efe75411 | 1694 | |
2e70f6ef | 1695 | nearest_delta_us = qemu_next_deadline_dyntick(); |
efe75411 TS |
1696 | nearest_delta_us /= 1000; |
1697 | ||
1698 | timeKillEvent(data->timerId); | |
1699 | ||
1700 | data->timerId = timeSetEvent(1, | |
1701 | data->period, | |
1702 | host_alarm_handler, | |
1703 | (DWORD)t, | |
1704 | TIME_ONESHOT | TIME_PERIODIC); | |
1705 | ||
1706 | if (!data->timerId) { | |
1707 | perror("Failed to re-arm win32 alarm timer"); | |
1708 | ||
1709 | timeEndPeriod(data->period); | |
efe75411 TS |
1710 | exit(1); |
1711 | } | |
1712 | } | |
1713 | ||
c8994013 TS |
1714 | #endif /* _WIN32 */ |
1715 | ||
7183b4b4 | 1716 | static int init_timer_alarm(void) |
8a7ddc38 | 1717 | { |
223f0d72 | 1718 | struct qemu_alarm_timer *t = NULL; |
c8994013 | 1719 | int i, err = -1; |
f49e58dc | 1720 | |
c8994013 TS |
1721 | for (i = 0; alarm_timers[i].name; i++) { |
1722 | t = &alarm_timers[i]; | |
1723 | ||
c8994013 TS |
1724 | err = t->start(t); |
1725 | if (!err) | |
1726 | break; | |
67b915a5 | 1727 | } |
fd872598 | 1728 | |
c8994013 | 1729 | if (err) { |
7183b4b4 AL |
1730 | err = -ENOENT; |
1731 | goto fail; | |
67b915a5 | 1732 | } |
c8994013 TS |
1733 | |
1734 | alarm_timer = t; | |
7183b4b4 | 1735 | |
6abfbd79 | 1736 | return 0; |
7183b4b4 AL |
1737 | |
1738 | fail: | |
7183b4b4 | 1739 | return err; |
8a7ddc38 FB |
1740 | } |
1741 | ||
9596ebb7 | 1742 | static void quit_timers(void) |
40c3bac3 | 1743 | { |
c8994013 TS |
1744 | alarm_timer->stop(alarm_timer); |
1745 | alarm_timer = NULL; | |
40c3bac3 FB |
1746 | } |
1747 | ||
f6503059 AZ |
1748 | /***********************************************************/ |
1749 | /* host time/date access */ | |
1750 | void qemu_get_timedate(struct tm *tm, int offset) | |
1751 | { | |
1752 | time_t ti; | |
1753 | struct tm *ret; | |
1754 | ||
1755 | time(&ti); | |
1756 | ti += offset; | |
1757 | if (rtc_date_offset == -1) { | |
1758 | if (rtc_utc) | |
1759 | ret = gmtime(&ti); | |
1760 | else | |
1761 | ret = localtime(&ti); | |
1762 | } else { | |
1763 | ti -= rtc_date_offset; | |
1764 | ret = gmtime(&ti); | |
1765 | } | |
1766 | ||
1767 | memcpy(tm, ret, sizeof(struct tm)); | |
1768 | } | |
1769 | ||
1770 | int qemu_timedate_diff(struct tm *tm) | |
1771 | { | |
1772 | time_t seconds; | |
1773 | ||
1774 | if (rtc_date_offset == -1) | |
1775 | if (rtc_utc) | |
1776 | seconds = mktimegm(tm); | |
1777 | else | |
1778 | seconds = mktime(tm); | |
1779 | else | |
1780 | seconds = mktimegm(tm) + rtc_date_offset; | |
1781 | ||
1782 | return seconds - time(NULL); | |
1783 | } | |
1784 | ||
fd1dff4b | 1785 | #ifdef _WIN32 |
fd1dff4b FB |
1786 | static void socket_cleanup(void) |
1787 | { | |
1788 | WSACleanup(); | |
1789 | } | |
82c643ff | 1790 | |
fd1dff4b FB |
1791 | static int socket_init(void) |
1792 | { | |
1793 | WSADATA Data; | |
1794 | int ret, err; | |
1795 | ||
1796 | ret = WSAStartup(MAKEWORD(2,2), &Data); | |
1797 | if (ret != 0) { | |
1798 | err = WSAGetLastError(); | |
1799 | fprintf(stderr, "WSAStartup: %d\n", err); | |
1800 | return -1; | |
1801 | } | |
1802 | atexit(socket_cleanup); | |
1803 | return 0; | |
1804 | } | |
64b7b733 AJ |
1805 | #endif |
1806 | ||
268a362c | 1807 | const char *get_opt_name(char *buf, int buf_size, const char *p, char delim) |
609497ab AZ |
1808 | { |
1809 | char *q; | |
1810 | ||
1811 | q = buf; | |
268a362c | 1812 | while (*p != '\0' && *p != delim) { |
609497ab AZ |
1813 | if (q && (q - buf) < buf_size - 1) |
1814 | *q++ = *p; | |
1815 | p++; | |
1816 | } | |
1817 | if (q) | |
1818 | *q = '\0'; | |
1819 | ||
1820 | return p; | |
1821 | } | |
1822 | ||
63a01ef8 | 1823 | const char *get_opt_value(char *buf, int buf_size, const char *p) |
e4bcb14c TS |
1824 | { |
1825 | char *q; | |
e4bcb14c | 1826 | |
e4bcb14c TS |
1827 | q = buf; |
1828 | while (*p != '\0') { | |
609497ab AZ |
1829 | if (*p == ',') { |
1830 | if (*(p + 1) != ',') | |
e4bcb14c | 1831 | break; |
e4bcb14c | 1832 | p++; |
609497ab | 1833 | } |
e4bcb14c TS |
1834 | if (q && (q - buf) < buf_size - 1) |
1835 | *q++ = *p; | |
1836 | p++; | |
1837 | } | |
1838 | if (q) | |
1839 | *q = '\0'; | |
1840 | ||
1841 | return p; | |
1842 | } | |
1843 | ||
63a01ef8 AL |
1844 | int get_param_value(char *buf, int buf_size, |
1845 | const char *tag, const char *str) | |
7c9d8e07 FB |
1846 | { |
1847 | const char *p; | |
7c9d8e07 FB |
1848 | char option[128]; |
1849 | ||
1850 | p = str; | |
1851 | for(;;) { | |
268a362c | 1852 | p = get_opt_name(option, sizeof(option), p, '='); |
7c9d8e07 FB |
1853 | if (*p != '=') |
1854 | break; | |
1855 | p++; | |
1856 | if (!strcmp(tag, option)) { | |
609497ab | 1857 | (void)get_opt_value(buf, buf_size, p); |
e4bcb14c | 1858 | return strlen(buf); |
7c9d8e07 | 1859 | } else { |
609497ab | 1860 | p = get_opt_value(NULL, 0, p); |
7c9d8e07 FB |
1861 | } |
1862 | if (*p != ',') | |
1863 | break; | |
1864 | p++; | |
1865 | } | |
1866 | return 0; | |
1867 | } | |
1868 | ||
ffad4116 | 1869 | int check_params(const char * const *params, const char *str) |
e4bcb14c | 1870 | { |
ffad4116 | 1871 | int name_buf_size = 1; |
e4bcb14c | 1872 | const char *p; |
ffad4116 JK |
1873 | char *name_buf; |
1874 | int i, len; | |
1875 | int ret = 0; | |
1876 | ||
1877 | for (i = 0; params[i] != NULL; i++) { | |
1878 | len = strlen(params[i]) + 1; | |
1879 | if (len > name_buf_size) { | |
1880 | name_buf_size = len; | |
1881 | } | |
1882 | } | |
1883 | name_buf = qemu_malloc(name_buf_size); | |
e4bcb14c TS |
1884 | |
1885 | p = str; | |
10300216 | 1886 | while (*p != '\0') { |
ffad4116 JK |
1887 | p = get_opt_name(name_buf, name_buf_size, p, '='); |
1888 | if (*p != '=') { | |
1889 | ret = -1; | |
1890 | break; | |
1891 | } | |
e4bcb14c TS |
1892 | p++; |
1893 | for(i = 0; params[i] != NULL; i++) | |
ffad4116 | 1894 | if (!strcmp(params[i], name_buf)) |
e4bcb14c | 1895 | break; |
ffad4116 JK |
1896 | if (params[i] == NULL) { |
1897 | ret = -1; | |
1898 | break; | |
1899 | } | |
609497ab | 1900 | p = get_opt_value(NULL, 0, p); |
e4bcb14c TS |
1901 | if (*p != ',') |
1902 | break; | |
1903 | p++; | |
1904 | } | |
ffad4116 JK |
1905 | |
1906 | qemu_free(name_buf); | |
1907 | return ret; | |
e4bcb14c TS |
1908 | } |
1909 | ||
1ae26a18 AZ |
1910 | /***********************************************************/ |
1911 | /* Bluetooth support */ | |
1912 | static int nb_hcis; | |
1913 | static int cur_hci; | |
1914 | static struct HCIInfo *hci_table[MAX_NICS]; | |
dc72ac14 | 1915 | |
1ae26a18 AZ |
1916 | static struct bt_vlan_s { |
1917 | struct bt_scatternet_s net; | |
1918 | int id; | |
1919 | struct bt_vlan_s *next; | |
1920 | } *first_bt_vlan; | |
1921 | ||
1922 | /* find or alloc a new bluetooth "VLAN" */ | |
674bb261 | 1923 | static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
1ae26a18 AZ |
1924 | { |
1925 | struct bt_vlan_s **pvlan, *vlan; | |
1926 | for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { | |
1927 | if (vlan->id == id) | |
1928 | return &vlan->net; | |
1929 | } | |
1930 | vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); | |
1931 | vlan->id = id; | |
1932 | pvlan = &first_bt_vlan; | |
1933 | while (*pvlan != NULL) | |
1934 | pvlan = &(*pvlan)->next; | |
1935 | *pvlan = vlan; | |
1936 | return &vlan->net; | |
1937 | } | |
1938 | ||
1939 | static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) | |
1940 | { | |
1941 | } | |
1942 | ||
1943 | static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) | |
1944 | { | |
1945 | return -ENOTSUP; | |
1946 | } | |
1947 | ||
1948 | static struct HCIInfo null_hci = { | |
1949 | .cmd_send = null_hci_send, | |
1950 | .sco_send = null_hci_send, | |
1951 | .acl_send = null_hci_send, | |
1952 | .bdaddr_set = null_hci_addr_set, | |
1953 | }; | |
1954 | ||
1955 | struct HCIInfo *qemu_next_hci(void) | |
1956 | { | |
1957 | if (cur_hci == nb_hcis) | |
1958 | return &null_hci; | |
1959 | ||
1960 | return hci_table[cur_hci++]; | |
1961 | } | |
1962 | ||
dc72ac14 AZ |
1963 | static struct HCIInfo *hci_init(const char *str) |
1964 | { | |
1965 | char *endp; | |
1966 | struct bt_scatternet_s *vlan = 0; | |
1967 | ||
1968 | if (!strcmp(str, "null")) | |
1969 | /* null */ | |
1970 | return &null_hci; | |
1971 | else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) | |
1972 | /* host[:hciN] */ | |
1973 | return bt_host_hci(str[4] ? str + 5 : "hci0"); | |
1974 | else if (!strncmp(str, "hci", 3)) { | |
1975 | /* hci[,vlan=n] */ | |
1976 | if (str[3]) { | |
1977 | if (!strncmp(str + 3, ",vlan=", 6)) { | |
1978 | vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); | |
1979 | if (*endp) | |
1980 | vlan = 0; | |
1981 | } | |
1982 | } else | |
1983 | vlan = qemu_find_bt_vlan(0); | |
1984 | if (vlan) | |
1985 | return bt_new_hci(vlan); | |
1986 | } | |
1987 | ||
1988 | fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str); | |
1989 | ||
1990 | return 0; | |
1991 | } | |
1992 | ||
1993 | static int bt_hci_parse(const char *str) | |
1994 | { | |
1995 | struct HCIInfo *hci; | |
1996 | bdaddr_t bdaddr; | |
1997 | ||
1998 | if (nb_hcis >= MAX_NICS) { | |
1999 | fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS); | |
2000 | return -1; | |
2001 | } | |
2002 | ||
2003 | hci = hci_init(str); | |
2004 | if (!hci) | |
2005 | return -1; | |
2006 | ||
2007 | bdaddr.b[0] = 0x52; | |
2008 | bdaddr.b[1] = 0x54; | |
2009 | bdaddr.b[2] = 0x00; | |
2010 | bdaddr.b[3] = 0x12; | |
2011 | bdaddr.b[4] = 0x34; | |
2012 | bdaddr.b[5] = 0x56 + nb_hcis; | |
2013 | hci->bdaddr_set(hci, bdaddr.b); | |
2014 | ||
2015 | hci_table[nb_hcis++] = hci; | |
2016 | ||
2017 | return 0; | |
2018 | } | |
2019 | ||
2020 | static void bt_vhci_add(int vlan_id) | |
2021 | { | |
2022 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
2023 | ||
2024 | if (!vlan->slave) | |
2025 | fprintf(stderr, "qemu: warning: adding a VHCI to " | |
2026 | "an empty scatternet %i\n", vlan_id); | |
2027 | ||
2028 | bt_vhci_init(bt_new_hci(vlan)); | |
2029 | } | |
2030 | ||
2031 | static struct bt_device_s *bt_device_add(const char *opt) | |
2032 | { | |
2033 | struct bt_scatternet_s *vlan; | |
2034 | int vlan_id = 0; | |
2035 | char *endp = strstr(opt, ",vlan="); | |
2036 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
2037 | char devname[10]; | |
2038 | ||
2039 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
2040 | ||
2041 | if (endp) { | |
2042 | vlan_id = strtol(endp + 6, &endp, 0); | |
2043 | if (*endp) { | |
2044 | fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n"); | |
2045 | return 0; | |
2046 | } | |
2047 | } | |
2048 | ||
2049 | vlan = qemu_find_bt_vlan(vlan_id); | |
2050 | ||
2051 | if (!vlan->slave) | |
2052 | fprintf(stderr, "qemu: warning: adding a slave device to " | |
2053 | "an empty scatternet %i\n", vlan_id); | |
2054 | ||
2055 | if (!strcmp(devname, "keyboard")) | |
2056 | return bt_keyboard_init(vlan); | |
2057 | ||
2058 | fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname); | |
2059 | return 0; | |
2060 | } | |
2061 | ||
2062 | static int bt_parse(const char *opt) | |
2063 | { | |
2064 | const char *endp, *p; | |
2065 | int vlan; | |
2066 | ||
2067 | if (strstart(opt, "hci", &endp)) { | |
2068 | if (!*endp || *endp == ',') { | |
2069 | if (*endp) | |
2070 | if (!strstart(endp, ",vlan=", 0)) | |
2071 | opt = endp + 1; | |
2072 | ||
2073 | return bt_hci_parse(opt); | |
2074 | } | |
2075 | } else if (strstart(opt, "vhci", &endp)) { | |
2076 | if (!*endp || *endp == ',') { | |
2077 | if (*endp) { | |
2078 | if (strstart(endp, ",vlan=", &p)) { | |
2079 | vlan = strtol(p, (char **) &endp, 0); | |
2080 | if (*endp) { | |
2081 | fprintf(stderr, "qemu: bad scatternet '%s'\n", p); | |
2082 | return 1; | |
2083 | } | |
2084 | } else { | |
2085 | fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); | |
2086 | return 1; | |
2087 | } | |
2088 | } else | |
2089 | vlan = 0; | |
2090 | ||
2091 | bt_vhci_add(vlan); | |
2092 | return 0; | |
2093 | } | |
2094 | } else if (strstart(opt, "device:", &endp)) | |
2095 | return !bt_device_add(endp); | |
2096 | ||
2097 | fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt); | |
2098 | return 1; | |
2099 | } | |
2100 | ||
1ae26a18 AZ |
2101 | /***********************************************************/ |
2102 | /* QEMU Block devices */ | |
2103 | ||
609497ab | 2104 | #define HD_ALIAS "index=%d,media=disk" |
e4bcb14c | 2105 | #define CDROM_ALIAS "index=2,media=cdrom" |
e4bcb14c | 2106 | #define FD_ALIAS "index=%d,if=floppy" |
609497ab AZ |
2107 | #define PFLASH_ALIAS "if=pflash" |
2108 | #define MTD_ALIAS "if=mtd" | |
9d413d1d | 2109 | #define SD_ALIAS "index=0,if=sd" |
e4bcb14c | 2110 | |
7d5aca9e AL |
2111 | static int drive_opt_get_free_idx(void) |
2112 | { | |
2113 | int index; | |
2114 | ||
2115 | for (index = 0; index < MAX_DRIVES; index++) | |
2116 | if (!drives_opt[index].used) { | |
2117 | drives_opt[index].used = 1; | |
2118 | return index; | |
2119 | } | |
2120 | ||
2121 | return -1; | |
2122 | } | |
2123 | ||
2124 | static int drive_get_free_idx(void) | |
2125 | { | |
2126 | int index; | |
2127 | ||
2128 | for (index = 0; index < MAX_DRIVES; index++) | |
2129 | if (!drives_table[index].used) { | |
2130 | drives_table[index].used = 1; | |
2131 | return index; | |
2132 | } | |
2133 | ||
2134 | return -1; | |
2135 | } | |
2136 | ||
4d73cd3b | 2137 | int drive_add(const char *file, const char *fmt, ...) |
e4bcb14c TS |
2138 | { |
2139 | va_list ap; | |
7d5aca9e | 2140 | int index = drive_opt_get_free_idx(); |
e4bcb14c | 2141 | |
7d5aca9e | 2142 | if (nb_drives_opt >= MAX_DRIVES || index == -1) { |
e4bcb14c | 2143 | fprintf(stderr, "qemu: too many drives\n"); |
4d73cd3b | 2144 | return -1; |
e4bcb14c TS |
2145 | } |
2146 | ||
7d5aca9e | 2147 | drives_opt[index].file = file; |
e4bcb14c | 2148 | va_start(ap, fmt); |
7d5aca9e | 2149 | vsnprintf(drives_opt[index].opt, |
609497ab | 2150 | sizeof(drives_opt[0].opt), fmt, ap); |
e4bcb14c TS |
2151 | va_end(ap); |
2152 | ||
7d5aca9e AL |
2153 | nb_drives_opt++; |
2154 | return index; | |
e4bcb14c TS |
2155 | } |
2156 | ||
b01b1111 AL |
2157 | void drive_remove(int index) |
2158 | { | |
2159 | drives_opt[index].used = 0; | |
2160 | nb_drives_opt--; | |
2161 | } | |
2162 | ||
f60d39bc | 2163 | int drive_get_index(BlockInterfaceType type, int bus, int unit) |
e4bcb14c TS |
2164 | { |
2165 | int index; | |
2166 | ||
2167 | /* seek interface, bus and unit */ | |
2168 | ||
7d5aca9e | 2169 | for (index = 0; index < MAX_DRIVES; index++) |
f60d39bc | 2170 | if (drives_table[index].type == type && |
e4bcb14c | 2171 | drives_table[index].bus == bus && |
7d5aca9e AL |
2172 | drives_table[index].unit == unit && |
2173 | drives_table[index].used) | |
e4bcb14c TS |
2174 | return index; |
2175 | ||
2176 | return -1; | |
2177 | } | |
2178 | ||
f60d39bc | 2179 | int drive_get_max_bus(BlockInterfaceType type) |
e4bcb14c TS |
2180 | { |
2181 | int max_bus; | |
2182 | int index; | |
2183 | ||
2184 | max_bus = -1; | |
2185 | for (index = 0; index < nb_drives; index++) { | |
f60d39bc | 2186 | if(drives_table[index].type == type && |
e4bcb14c TS |
2187 | drives_table[index].bus > max_bus) |
2188 | max_bus = drives_table[index].bus; | |
2189 | } | |
2190 | return max_bus; | |
2191 | } | |
2192 | ||
fa879c64 AL |
2193 | const char *drive_get_serial(BlockDriverState *bdrv) |
2194 | { | |
2195 | int index; | |
2196 | ||
2197 | for (index = 0; index < nb_drives; index++) | |
2198 | if (drives_table[index].bdrv == bdrv) | |
2199 | return drives_table[index].serial; | |
2200 | ||
2201 | return "\0"; | |
2202 | } | |
2203 | ||
428c5705 AL |
2204 | BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv) |
2205 | { | |
2206 | int index; | |
2207 | ||
2208 | for (index = 0; index < nb_drives; index++) | |
2209 | if (drives_table[index].bdrv == bdrv) | |
2210 | return drives_table[index].onerror; | |
2211 | ||
cdad4bd8 | 2212 | return BLOCK_ERR_STOP_ENOSPC; |
428c5705 AL |
2213 | } |
2214 | ||
a1620fac AJ |
2215 | static void bdrv_format_print(void *opaque, const char *name) |
2216 | { | |
2217 | fprintf(stderr, " %s", name); | |
2218 | } | |
2219 | ||
b01b1111 AL |
2220 | void drive_uninit(BlockDriverState *bdrv) |
2221 | { | |
2222 | int i; | |
2223 | ||
2224 | for (i = 0; i < MAX_DRIVES; i++) | |
2225 | if (drives_table[i].bdrv == bdrv) { | |
2226 | drives_table[i].bdrv = NULL; | |
2227 | drives_table[i].used = 0; | |
2228 | drive_remove(drives_table[i].drive_opt_idx); | |
2229 | nb_drives--; | |
2230 | break; | |
2231 | } | |
2232 | } | |
2233 | ||
4d73cd3b | 2234 | int drive_init(struct drive_opt *arg, int snapshot, void *opaque) |
e4bcb14c TS |
2235 | { |
2236 | char buf[128]; | |
2237 | char file[1024]; | |
c8522bdf | 2238 | char devname[128]; |
fa879c64 | 2239 | char serial[21]; |
c8522bdf | 2240 | const char *mediastr = ""; |
f60d39bc | 2241 | BlockInterfaceType type; |
e4bcb14c TS |
2242 | enum { MEDIA_DISK, MEDIA_CDROM } media; |
2243 | int bus_id, unit_id; | |
2244 | int cyls, heads, secs, translation; | |
2245 | BlockDriverState *bdrv; | |
1e72d3b7 | 2246 | BlockDriver *drv = NULL; |
4d73cd3b | 2247 | QEMUMachine *machine = opaque; |
e4bcb14c TS |
2248 | int max_devs; |
2249 | int index; | |
33f00271 | 2250 | int cache; |
428c5705 | 2251 | int bdrv_flags, onerror; |
7d5aca9e | 2252 | int drives_table_idx; |
609497ab | 2253 | char *str = arg->opt; |
7ccfb2eb BS |
2254 | static const char * const params[] = { "bus", "unit", "if", "index", |
2255 | "cyls", "heads", "secs", "trans", | |
2256 | "media", "snapshot", "file", | |
428c5705 AL |
2257 | "cache", "format", "serial", "werror", |
2258 | NULL }; | |
e4bcb14c | 2259 | |
ffad4116 | 2260 | if (check_params(params, str) < 0) { |
ff993638 | 2261 | fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n", |
e4bcb14c TS |
2262 | buf, str); |
2263 | return -1; | |
2264 | } | |
2265 | ||
2266 | file[0] = 0; | |
2267 | cyls = heads = secs = 0; | |
2268 | bus_id = 0; | |
2269 | unit_id = -1; | |
2270 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2271 | index = -1; | |
4dc822d7 | 2272 | cache = 3; |
e4bcb14c | 2273 | |
c9b1ae2c | 2274 | if (machine->use_scsi) { |
f60d39bc | 2275 | type = IF_SCSI; |
e4bcb14c | 2276 | max_devs = MAX_SCSI_DEVS; |
363a37d5 | 2277 | pstrcpy(devname, sizeof(devname), "scsi"); |
e4bcb14c | 2278 | } else { |
f60d39bc | 2279 | type = IF_IDE; |
e4bcb14c | 2280 | max_devs = MAX_IDE_DEVS; |
363a37d5 | 2281 | pstrcpy(devname, sizeof(devname), "ide"); |
e4bcb14c TS |
2282 | } |
2283 | media = MEDIA_DISK; | |
2284 | ||
2285 | /* extract parameters */ | |
2286 | ||
2287 | if (get_param_value(buf, sizeof(buf), "bus", str)) { | |
2288 | bus_id = strtol(buf, NULL, 0); | |
2289 | if (bus_id < 0) { | |
2290 | fprintf(stderr, "qemu: '%s' invalid bus id\n", str); | |
2291 | return -1; | |
2292 | } | |
2293 | } | |
2294 | ||
2295 | if (get_param_value(buf, sizeof(buf), "unit", str)) { | |
2296 | unit_id = strtol(buf, NULL, 0); | |
2297 | if (unit_id < 0) { | |
2298 | fprintf(stderr, "qemu: '%s' invalid unit id\n", str); | |
2299 | return -1; | |
2300 | } | |
2301 | } | |
2302 | ||
2303 | if (get_param_value(buf, sizeof(buf), "if", str)) { | |
ae45d369 | 2304 | pstrcpy(devname, sizeof(devname), buf); |
e4bcb14c | 2305 | if (!strcmp(buf, "ide")) { |
f60d39bc | 2306 | type = IF_IDE; |
e4bcb14c TS |
2307 | max_devs = MAX_IDE_DEVS; |
2308 | } else if (!strcmp(buf, "scsi")) { | |
f60d39bc | 2309 | type = IF_SCSI; |
e4bcb14c TS |
2310 | max_devs = MAX_SCSI_DEVS; |
2311 | } else if (!strcmp(buf, "floppy")) { | |
f60d39bc | 2312 | type = IF_FLOPPY; |
e4bcb14c TS |
2313 | max_devs = 0; |
2314 | } else if (!strcmp(buf, "pflash")) { | |
f60d39bc | 2315 | type = IF_PFLASH; |
e4bcb14c TS |
2316 | max_devs = 0; |
2317 | } else if (!strcmp(buf, "mtd")) { | |
f60d39bc | 2318 | type = IF_MTD; |
e4bcb14c TS |
2319 | max_devs = 0; |
2320 | } else if (!strcmp(buf, "sd")) { | |
f60d39bc | 2321 | type = IF_SD; |
e4bcb14c | 2322 | max_devs = 0; |
6e02c38d AL |
2323 | } else if (!strcmp(buf, "virtio")) { |
2324 | type = IF_VIRTIO; | |
2325 | max_devs = 0; | |
62d23efa AL |
2326 | } else if (!strcmp(buf, "xen")) { |
2327 | type = IF_XEN; | |
2328 | max_devs = 0; | |
2329 | } else { | |
e4bcb14c TS |
2330 | fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf); |
2331 | return -1; | |
2332 | } | |
2333 | } | |
2334 | ||
2335 | if (get_param_value(buf, sizeof(buf), "index", str)) { | |
2336 | index = strtol(buf, NULL, 0); | |
2337 | if (index < 0) { | |
2338 | fprintf(stderr, "qemu: '%s' invalid index\n", str); | |
2339 | return -1; | |
2340 | } | |
2341 | } | |
2342 | ||
2343 | if (get_param_value(buf, sizeof(buf), "cyls", str)) { | |
2344 | cyls = strtol(buf, NULL, 0); | |
2345 | } | |
2346 | ||
2347 | if (get_param_value(buf, sizeof(buf), "heads", str)) { | |
2348 | heads = strtol(buf, NULL, 0); | |
2349 | } | |
2350 | ||
2351 | if (get_param_value(buf, sizeof(buf), "secs", str)) { | |
2352 | secs = strtol(buf, NULL, 0); | |
2353 | } | |
2354 | ||
2355 | if (cyls || heads || secs) { | |
2356 | if (cyls < 1 || cyls > 16383) { | |
2357 | fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str); | |
2358 | return -1; | |
2359 | } | |
2360 | if (heads < 1 || heads > 16) { | |
2361 | fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str); | |
2362 | return -1; | |
2363 | } | |
2364 | if (secs < 1 || secs > 63) { | |
2365 | fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str); | |
2366 | return -1; | |
2367 | } | |
2368 | } | |
2369 | ||
2370 | if (get_param_value(buf, sizeof(buf), "trans", str)) { | |
2371 | if (!cyls) { | |
2372 | fprintf(stderr, | |
2373 | "qemu: '%s' trans must be used with cyls,heads and secs\n", | |
2374 | str); | |
2375 | return -1; | |
2376 | } | |
2377 | if (!strcmp(buf, "none")) | |
2378 | translation = BIOS_ATA_TRANSLATION_NONE; | |
2379 | else if (!strcmp(buf, "lba")) | |
2380 | translation = BIOS_ATA_TRANSLATION_LBA; | |
2381 | else if (!strcmp(buf, "auto")) | |
2382 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
2383 | else { | |
2384 | fprintf(stderr, "qemu: '%s' invalid translation type\n", str); | |
2385 | return -1; | |
2386 | } | |
2387 | } | |
2388 | ||
2389 | if (get_param_value(buf, sizeof(buf), "media", str)) { | |
2390 | if (!strcmp(buf, "disk")) { | |
2391 | media = MEDIA_DISK; | |
2392 | } else if (!strcmp(buf, "cdrom")) { | |
2393 | if (cyls || secs || heads) { | |
2394 | fprintf(stderr, | |
2395 | "qemu: '%s' invalid physical CHS format\n", str); | |
2396 | return -1; | |
2397 | } | |
2398 | media = MEDIA_CDROM; | |
2399 | } else { | |
2400 | fprintf(stderr, "qemu: '%s' invalid media\n", str); | |
2401 | return -1; | |
2402 | } | |
2403 | } | |
2404 | ||
2405 | if (get_param_value(buf, sizeof(buf), "snapshot", str)) { | |
2406 | if (!strcmp(buf, "on")) | |
2407 | snapshot = 1; | |
2408 | else if (!strcmp(buf, "off")) | |
2409 | snapshot = 0; | |
2410 | else { | |
2411 | fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str); | |
2412 | return -1; | |
2413 | } | |
2414 | } | |
2415 | ||
33f00271 | 2416 | if (get_param_value(buf, sizeof(buf), "cache", str)) { |
9f7965c7 | 2417 | if (!strcmp(buf, "off") || !strcmp(buf, "none")) |
33f00271 | 2418 | cache = 0; |
9f7965c7 | 2419 | else if (!strcmp(buf, "writethrough")) |
33f00271 | 2420 | cache = 1; |
9f7965c7 AL |
2421 | else if (!strcmp(buf, "writeback")) |
2422 | cache = 2; | |
33f00271 AZ |
2423 | else { |
2424 | fprintf(stderr, "qemu: invalid cache option\n"); | |
2425 | return -1; | |
2426 | } | |
2427 | } | |
2428 | ||
1e72d3b7 | 2429 | if (get_param_value(buf, sizeof(buf), "format", str)) { |
a1620fac AJ |
2430 | if (strcmp(buf, "?") == 0) { |
2431 | fprintf(stderr, "qemu: Supported formats:"); | |
2432 | bdrv_iterate_format(bdrv_format_print, NULL); | |
2433 | fprintf(stderr, "\n"); | |
2434 | return -1; | |
2435 | } | |
1e72d3b7 AJ |
2436 | drv = bdrv_find_format(buf); |
2437 | if (!drv) { | |
2438 | fprintf(stderr, "qemu: '%s' invalid format\n", buf); | |
2439 | return -1; | |
2440 | } | |
2441 | } | |
2442 | ||
609497ab AZ |
2443 | if (arg->file == NULL) |
2444 | get_param_value(file, sizeof(file), "file", str); | |
2445 | else | |
2446 | pstrcpy(file, sizeof(file), arg->file); | |
e4bcb14c | 2447 | |
fa879c64 AL |
2448 | if (!get_param_value(serial, sizeof(serial), "serial", str)) |
2449 | memset(serial, 0, sizeof(serial)); | |
2450 | ||
cdad4bd8 | 2451 | onerror = BLOCK_ERR_STOP_ENOSPC; |
428c5705 | 2452 | if (get_param_value(buf, sizeof(serial), "werror", str)) { |
869a5c6d | 2453 | if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO) { |
ea8a5d7f | 2454 | fprintf(stderr, "werror is no supported by this format\n"); |
428c5705 AL |
2455 | return -1; |
2456 | } | |
2457 | if (!strcmp(buf, "ignore")) | |
2458 | onerror = BLOCK_ERR_IGNORE; | |
2459 | else if (!strcmp(buf, "enospc")) | |
2460 | onerror = BLOCK_ERR_STOP_ENOSPC; | |
2461 | else if (!strcmp(buf, "stop")) | |
2462 | onerror = BLOCK_ERR_STOP_ANY; | |
2463 | else if (!strcmp(buf, "report")) | |
2464 | onerror = BLOCK_ERR_REPORT; | |
2465 | else { | |
2466 | fprintf(stderr, "qemu: '%s' invalid write error action\n", buf); | |
2467 | return -1; | |
2468 | } | |
2469 | } | |
2470 | ||
e4bcb14c TS |
2471 | /* compute bus and unit according index */ |
2472 | ||
2473 | if (index != -1) { | |
2474 | if (bus_id != 0 || unit_id != -1) { | |
2475 | fprintf(stderr, | |
2476 | "qemu: '%s' index cannot be used with bus and unit\n", str); | |
2477 | return -1; | |
2478 | } | |
2479 | if (max_devs == 0) | |
2480 | { | |
2481 | unit_id = index; | |
2482 | bus_id = 0; | |
2483 | } else { | |
2484 | unit_id = index % max_devs; | |
2485 | bus_id = index / max_devs; | |
2486 | } | |
2487 | } | |
2488 | ||
2489 | /* if user doesn't specify a unit_id, | |
2490 | * try to find the first free | |
2491 | */ | |
2492 | ||
2493 | if (unit_id == -1) { | |
2494 | unit_id = 0; | |
f60d39bc | 2495 | while (drive_get_index(type, bus_id, unit_id) != -1) { |
e4bcb14c TS |
2496 | unit_id++; |
2497 | if (max_devs && unit_id >= max_devs) { | |
2498 | unit_id -= max_devs; | |
2499 | bus_id++; | |
2500 | } | |
2501 | } | |
2502 | } | |
2503 | ||
2504 | /* check unit id */ | |
2505 | ||
2506 | if (max_devs && unit_id >= max_devs) { | |
2507 | fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n", | |
2508 | str, unit_id, max_devs - 1); | |
2509 | return -1; | |
2510 | } | |
2511 | ||
2512 | /* | |
2513 | * ignore multiple definitions | |
2514 | */ | |
2515 | ||
f60d39bc | 2516 | if (drive_get_index(type, bus_id, unit_id) != -1) |
4d73cd3b | 2517 | return -2; |
e4bcb14c TS |
2518 | |
2519 | /* init */ | |
2520 | ||
f60d39bc | 2521 | if (type == IF_IDE || type == IF_SCSI) |
c8522bdf | 2522 | mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; |
e6198a70 AZ |
2523 | if (max_devs) |
2524 | snprintf(buf, sizeof(buf), "%s%i%s%i", | |
2525 | devname, bus_id, mediastr, unit_id); | |
2526 | else | |
2527 | snprintf(buf, sizeof(buf), "%s%s%i", | |
2528 | devname, mediastr, unit_id); | |
e4bcb14c | 2529 | bdrv = bdrv_new(buf); |
7d5aca9e AL |
2530 | drives_table_idx = drive_get_free_idx(); |
2531 | drives_table[drives_table_idx].bdrv = bdrv; | |
2532 | drives_table[drives_table_idx].type = type; | |
2533 | drives_table[drives_table_idx].bus = bus_id; | |
2534 | drives_table[drives_table_idx].unit = unit_id; | |
2535 | drives_table[drives_table_idx].onerror = onerror; | |
b01b1111 | 2536 | drives_table[drives_table_idx].drive_opt_idx = arg - drives_opt; |
fa879c64 | 2537 | strncpy(drives_table[nb_drives].serial, serial, sizeof(serial)); |
e4bcb14c TS |
2538 | nb_drives++; |
2539 | ||
f60d39bc | 2540 | switch(type) { |
e4bcb14c TS |
2541 | case IF_IDE: |
2542 | case IF_SCSI: | |
62d23efa | 2543 | case IF_XEN: |
e4bcb14c TS |
2544 | switch(media) { |
2545 | case MEDIA_DISK: | |
2546 | if (cyls != 0) { | |
2547 | bdrv_set_geometry_hint(bdrv, cyls, heads, secs); | |
2548 | bdrv_set_translation_hint(bdrv, translation); | |
2549 | } | |
2550 | break; | |
2551 | case MEDIA_CDROM: | |
2552 | bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM); | |
2553 | break; | |
2554 | } | |
2555 | break; | |
2556 | case IF_SD: | |
2557 | /* FIXME: This isn't really a floppy, but it's a reasonable | |
2558 | approximation. */ | |
2559 | case IF_FLOPPY: | |
2560 | bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY); | |
2561 | break; | |
2562 | case IF_PFLASH: | |
2563 | case IF_MTD: | |
6e02c38d | 2564 | case IF_VIRTIO: |
e4bcb14c TS |
2565 | break; |
2566 | } | |
2567 | if (!file[0]) | |
4d73cd3b | 2568 | return -2; |
33f00271 | 2569 | bdrv_flags = 0; |
9f7965c7 | 2570 | if (snapshot) { |
33f00271 | 2571 | bdrv_flags |= BDRV_O_SNAPSHOT; |
9f7965c7 AL |
2572 | cache = 2; /* always use write-back with snapshot */ |
2573 | } | |
2574 | if (cache == 0) /* no caching */ | |
2575 | bdrv_flags |= BDRV_O_NOCACHE; | |
2576 | else if (cache == 2) /* write-back */ | |
2577 | bdrv_flags |= BDRV_O_CACHE_WB; | |
4dc822d7 AL |
2578 | else if (cache == 3) /* not specified */ |
2579 | bdrv_flags |= BDRV_O_CACHE_DEF; | |
c0f4ce77 | 2580 | if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0) { |
e4bcb14c TS |
2581 | fprintf(stderr, "qemu: could not open disk image %s\n", |
2582 | file); | |
2583 | return -1; | |
2584 | } | |
c0f4ce77 AL |
2585 | if (bdrv_key_required(bdrv)) |
2586 | autostart = 0; | |
4d73cd3b | 2587 | return drives_table_idx; |
e4bcb14c TS |
2588 | } |
2589 | ||
268a362c AL |
2590 | static void numa_add(const char *optarg) |
2591 | { | |
2592 | char option[128]; | |
2593 | char *endptr; | |
2594 | unsigned long long value, endvalue; | |
2595 | int nodenr; | |
2596 | ||
2597 | optarg = get_opt_name(option, 128, optarg, ',') + 1; | |
2598 | if (!strcmp(option, "node")) { | |
2599 | if (get_param_value(option, 128, "nodeid", optarg) == 0) { | |
2600 | nodenr = nb_numa_nodes; | |
2601 | } else { | |
2602 | nodenr = strtoull(option, NULL, 10); | |
2603 | } | |
2604 | ||
2605 | if (get_param_value(option, 128, "mem", optarg) == 0) { | |
2606 | node_mem[nodenr] = 0; | |
2607 | } else { | |
2608 | value = strtoull(option, &endptr, 0); | |
2609 | switch (*endptr) { | |
2610 | case 0: case 'M': case 'm': | |
2611 | value <<= 20; | |
2612 | break; | |
2613 | case 'G': case 'g': | |
2614 | value <<= 30; | |
2615 | break; | |
2616 | } | |
2617 | node_mem[nodenr] = value; | |
2618 | } | |
2619 | if (get_param_value(option, 128, "cpus", optarg) == 0) { | |
2620 | node_cpumask[nodenr] = 0; | |
2621 | } else { | |
2622 | value = strtoull(option, &endptr, 10); | |
2623 | if (value >= 64) { | |
2624 | value = 63; | |
2625 | fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n"); | |
2626 | } else { | |
2627 | if (*endptr == '-') { | |
2628 | endvalue = strtoull(endptr+1, &endptr, 10); | |
2629 | if (endvalue >= 63) { | |
2630 | endvalue = 62; | |
2631 | fprintf(stderr, | |
2632 | "only 63 CPUs in NUMA mode supported.\n"); | |
2633 | } | |
2634 | value = (1 << (endvalue + 1)) - (1 << value); | |
2635 | } else { | |
2636 | value = 1 << value; | |
2637 | } | |
2638 | } | |
2639 | node_cpumask[nodenr] = value; | |
2640 | } | |
2641 | nb_numa_nodes++; | |
2642 | } | |
2643 | return; | |
2644 | } | |
2645 | ||
a594cfbf FB |
2646 | /***********************************************************/ |
2647 | /* USB devices */ | |
2648 | ||
0d92ed30 PB |
2649 | static USBPort *used_usb_ports; |
2650 | static USBPort *free_usb_ports; | |
2651 | ||
2652 | /* ??? Maybe change this to register a hub to keep track of the topology. */ | |
2653 | void qemu_register_usb_port(USBPort *port, void *opaque, int index, | |
2654 | usb_attachfn attach) | |
2655 | { | |
2656 | port->opaque = opaque; | |
2657 | port->index = index; | |
2658 | port->attach = attach; | |
2659 | port->next = free_usb_ports; | |
2660 | free_usb_ports = port; | |
2661 | } | |
2662 | ||
4b096fc9 AL |
2663 | int usb_device_add_dev(USBDevice *dev) |
2664 | { | |
2665 | USBPort *port; | |
2666 | ||
2667 | /* Find a USB port to add the device to. */ | |
2668 | port = free_usb_ports; | |
2669 | if (!port->next) { | |
2670 | USBDevice *hub; | |
2671 | ||
2672 | /* Create a new hub and chain it on. */ | |
2673 | free_usb_ports = NULL; | |
2674 | port->next = used_usb_ports; | |
2675 | used_usb_ports = port; | |
2676 | ||
2677 | hub = usb_hub_init(VM_USB_HUB_SIZE); | |
2678 | usb_attach(port, hub); | |
2679 | port = free_usb_ports; | |
2680 | } | |
2681 | ||
2682 | free_usb_ports = port->next; | |
2683 | port->next = used_usb_ports; | |
2684 | used_usb_ports = port; | |
2685 | usb_attach(port, dev); | |
2686 | return 0; | |
2687 | } | |
2688 | ||
bb5fc20f AL |
2689 | static void usb_msd_password_cb(void *opaque, int err) |
2690 | { | |
2691 | USBDevice *dev = opaque; | |
2692 | ||
2693 | if (!err) | |
2694 | usb_device_add_dev(dev); | |
2695 | else | |
2696 | dev->handle_destroy(dev); | |
2697 | } | |
2698 | ||
c0f4ce77 | 2699 | static int usb_device_add(const char *devname, int is_hotplug) |
a594cfbf FB |
2700 | { |
2701 | const char *p; | |
2702 | USBDevice *dev; | |
a594cfbf | 2703 | |
0d92ed30 | 2704 | if (!free_usb_ports) |
a594cfbf FB |
2705 | return -1; |
2706 | ||
2707 | if (strstart(devname, "host:", &p)) { | |
2708 | dev = usb_host_device_open(p); | |
a594cfbf FB |
2709 | } else if (!strcmp(devname, "mouse")) { |
2710 | dev = usb_mouse_init(); | |
09b26c5e | 2711 | } else if (!strcmp(devname, "tablet")) { |
47b2d338 AZ |
2712 | dev = usb_tablet_init(); |
2713 | } else if (!strcmp(devname, "keyboard")) { | |
2714 | dev = usb_keyboard_init(); | |
2e5d83bb | 2715 | } else if (strstart(devname, "disk:", &p)) { |
c0f4ce77 AL |
2716 | BlockDriverState *bs; |
2717 | ||
bb5fc20f | 2718 | dev = usb_msd_init(p); |
c0f4ce77 AL |
2719 | if (!dev) |
2720 | return -1; | |
bb5fc20f | 2721 | bs = usb_msd_get_bdrv(dev); |
c0f4ce77 AL |
2722 | if (bdrv_key_required(bs)) { |
2723 | autostart = 0; | |
bb5fc20f | 2724 | if (is_hotplug) { |
376253ec AL |
2725 | monitor_read_bdrv_key_start(cur_mon, bs, usb_msd_password_cb, |
2726 | dev); | |
bb5fc20f | 2727 | return 0; |
c0f4ce77 AL |
2728 | } |
2729 | } | |
f6d2a316 AZ |
2730 | } else if (!strcmp(devname, "wacom-tablet")) { |
2731 | dev = usb_wacom_init(); | |
a7954218 AZ |
2732 | } else if (strstart(devname, "serial:", &p)) { |
2733 | dev = usb_serial_init(p); | |
2e4d9fb1 AJ |
2734 | #ifdef CONFIG_BRLAPI |
2735 | } else if (!strcmp(devname, "braille")) { | |
2736 | dev = usb_baum_init(); | |
2737 | #endif | |
6c9f886c | 2738 | } else if (strstart(devname, "net:", &p)) { |
9ad97e65 | 2739 | int nic = nb_nics; |
6c9f886c | 2740 | |
9ad97e65 | 2741 | if (net_client_init("nic", p) < 0) |
6c9f886c | 2742 | return -1; |
9ad97e65 AZ |
2743 | nd_table[nic].model = "usb"; |
2744 | dev = usb_net_init(&nd_table[nic]); | |
dc72ac14 AZ |
2745 | } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
2746 | dev = usb_bt_init(devname[2] ? hci_init(p) : | |
2747 | bt_new_hci(qemu_find_bt_vlan(0))); | |
a594cfbf FB |
2748 | } else { |
2749 | return -1; | |
2750 | } | |
0d92ed30 PB |
2751 | if (!dev) |
2752 | return -1; | |
2753 | ||
4b096fc9 | 2754 | return usb_device_add_dev(dev); |
a594cfbf FB |
2755 | } |
2756 | ||
1f3870ab | 2757 | int usb_device_del_addr(int bus_num, int addr) |
a594cfbf | 2758 | { |
0d92ed30 PB |
2759 | USBPort *port; |
2760 | USBPort **lastp; | |
059809e4 | 2761 | USBDevice *dev; |
a594cfbf | 2762 | |
0d92ed30 | 2763 | if (!used_usb_ports) |
a594cfbf FB |
2764 | return -1; |
2765 | ||
a594cfbf FB |
2766 | if (bus_num != 0) |
2767 | return -1; | |
0d92ed30 PB |
2768 | |
2769 | lastp = &used_usb_ports; | |
2770 | port = used_usb_ports; | |
2771 | while (port && port->dev->addr != addr) { | |
2772 | lastp = &port->next; | |
2773 | port = port->next; | |
a594cfbf | 2774 | } |
0d92ed30 PB |
2775 | |
2776 | if (!port) | |
a594cfbf | 2777 | return -1; |
0d92ed30 | 2778 | |
059809e4 | 2779 | dev = port->dev; |
0d92ed30 PB |
2780 | *lastp = port->next; |
2781 | usb_attach(port, NULL); | |
059809e4 | 2782 | dev->handle_destroy(dev); |
0d92ed30 PB |
2783 | port->next = free_usb_ports; |
2784 | free_usb_ports = port; | |
a594cfbf FB |
2785 | return 0; |
2786 | } | |
2787 | ||
1f3870ab AL |
2788 | static int usb_device_del(const char *devname) |
2789 | { | |
2790 | int bus_num, addr; | |
2791 | const char *p; | |
2792 | ||
5d0c5750 AL |
2793 | if (strstart(devname, "host:", &p)) |
2794 | return usb_host_device_close(p); | |
2795 | ||
1f3870ab AL |
2796 | if (!used_usb_ports) |
2797 | return -1; | |
2798 | ||
2799 | p = strchr(devname, '.'); | |
2800 | if (!p) | |
2801 | return -1; | |
2802 | bus_num = strtoul(devname, NULL, 0); | |
2803 | addr = strtoul(p + 1, NULL, 0); | |
2804 | ||
2805 | return usb_device_del_addr(bus_num, addr); | |
2806 | } | |
2807 | ||
376253ec | 2808 | void do_usb_add(Monitor *mon, const char *devname) |
a594cfbf | 2809 | { |
c0f4ce77 | 2810 | usb_device_add(devname, 1); |
a594cfbf FB |
2811 | } |
2812 | ||
376253ec | 2813 | void do_usb_del(Monitor *mon, const char *devname) |
a594cfbf | 2814 | { |
4b096fc9 | 2815 | usb_device_del(devname); |
a594cfbf FB |
2816 | } |
2817 | ||
376253ec | 2818 | void usb_info(Monitor *mon) |
a594cfbf FB |
2819 | { |
2820 | USBDevice *dev; | |
0d92ed30 | 2821 | USBPort *port; |
a594cfbf FB |
2822 | const char *speed_str; |
2823 | ||
0d92ed30 | 2824 | if (!usb_enabled) { |
376253ec | 2825 | monitor_printf(mon, "USB support not enabled\n"); |
a594cfbf FB |
2826 | return; |
2827 | } | |
2828 | ||
0d92ed30 PB |
2829 | for (port = used_usb_ports; port; port = port->next) { |
2830 | dev = port->dev; | |
2831 | if (!dev) | |
2832 | continue; | |
2833 | switch(dev->speed) { | |
5fafdf24 TS |
2834 | case USB_SPEED_LOW: |
2835 | speed_str = "1.5"; | |
0d92ed30 | 2836 | break; |
5fafdf24 TS |
2837 | case USB_SPEED_FULL: |
2838 | speed_str = "12"; | |
0d92ed30 | 2839 | break; |
5fafdf24 TS |
2840 | case USB_SPEED_HIGH: |
2841 | speed_str = "480"; | |
0d92ed30 PB |
2842 | break; |
2843 | default: | |
5fafdf24 | 2844 | speed_str = "?"; |
0d92ed30 | 2845 | break; |
a594cfbf | 2846 | } |
376253ec AL |
2847 | monitor_printf(mon, " Device %d.%d, Speed %s Mb/s, Product %s\n", |
2848 | 0, dev->addr, speed_str, dev->devname); | |
a594cfbf FB |
2849 | } |
2850 | } | |
2851 | ||
201a51fc AZ |
2852 | /***********************************************************/ |
2853 | /* PCMCIA/Cardbus */ | |
2854 | ||
2855 | static struct pcmcia_socket_entry_s { | |
2856 | struct pcmcia_socket_s *socket; | |
2857 | struct pcmcia_socket_entry_s *next; | |
2858 | } *pcmcia_sockets = 0; | |
2859 | ||
2860 | void pcmcia_socket_register(struct pcmcia_socket_s *socket) | |
2861 | { | |
2862 | struct pcmcia_socket_entry_s *entry; | |
2863 | ||
2864 | entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); | |
2865 | entry->socket = socket; | |
2866 | entry->next = pcmcia_sockets; | |
2867 | pcmcia_sockets = entry; | |
2868 | } | |
2869 | ||
2870 | void pcmcia_socket_unregister(struct pcmcia_socket_s *socket) | |
2871 | { | |
2872 | struct pcmcia_socket_entry_s *entry, **ptr; | |
2873 | ||
2874 | ptr = &pcmcia_sockets; | |
2875 | for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr) | |
2876 | if (entry->socket == socket) { | |
2877 | *ptr = entry->next; | |
2878 | qemu_free(entry); | |
2879 | } | |
2880 | } | |
2881 | ||
376253ec | 2882 | void pcmcia_info(Monitor *mon) |
201a51fc AZ |
2883 | { |
2884 | struct pcmcia_socket_entry_s *iter; | |
376253ec | 2885 | |
201a51fc | 2886 | if (!pcmcia_sockets) |
376253ec | 2887 | monitor_printf(mon, "No PCMCIA sockets\n"); |
201a51fc AZ |
2888 | |
2889 | for (iter = pcmcia_sockets; iter; iter = iter->next) | |
376253ec AL |
2890 | monitor_printf(mon, "%s: %s\n", iter->socket->slot_string, |
2891 | iter->socket->attached ? iter->socket->card_string : | |
2892 | "Empty"); | |
201a51fc AZ |
2893 | } |
2894 | ||
2ff89790 | 2895 | /***********************************************************/ |
3023f332 AL |
2896 | /* register display */ |
2897 | ||
7b5d76da AL |
2898 | struct DisplayAllocator default_allocator = { |
2899 | defaultallocator_create_displaysurface, | |
2900 | defaultallocator_resize_displaysurface, | |
2901 | defaultallocator_free_displaysurface | |
2902 | }; | |
2903 | ||
3023f332 AL |
2904 | void register_displaystate(DisplayState *ds) |
2905 | { | |
2906 | DisplayState **s; | |
2907 | s = &display_state; | |
2908 | while (*s != NULL) | |
2909 | s = &(*s)->next; | |
2910 | ds->next = NULL; | |
2911 | *s = ds; | |
2912 | } | |
2913 | ||
2914 | DisplayState *get_displaystate(void) | |
2915 | { | |
2916 | return display_state; | |
2917 | } | |
2918 | ||
7b5d76da AL |
2919 | DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
2920 | { | |
2921 | if(ds->allocator == &default_allocator) ds->allocator = da; | |
2922 | return ds->allocator; | |
2923 | } | |
2924 | ||
2ff89790 TS |
2925 | /* dumb display */ |
2926 | ||
8f391ab4 | 2927 | static void dumb_display_init(void) |
2ff89790 | 2928 | { |
8f391ab4 | 2929 | DisplayState *ds = qemu_mallocz(sizeof(DisplayState)); |
7b5d76da AL |
2930 | ds->allocator = &default_allocator; |
2931 | ds->surface = qemu_create_displaysurface(ds, 640, 480); | |
8f391ab4 | 2932 | register_displaystate(ds); |
2ff89790 TS |
2933 | } |
2934 | ||
8a7ddc38 FB |
2935 | /***********************************************************/ |
2936 | /* I/O handling */ | |
0824d6fc | 2937 | |
c4b1fcc0 FB |
2938 | typedef struct IOHandlerRecord { |
2939 | int fd; | |
7c9d8e07 FB |
2940 | IOCanRWHandler *fd_read_poll; |
2941 | IOHandler *fd_read; | |
2942 | IOHandler *fd_write; | |
cafffd40 | 2943 | int deleted; |
c4b1fcc0 FB |
2944 | void *opaque; |
2945 | /* temporary data */ | |
2946 | struct pollfd *ufd; | |
8a7ddc38 | 2947 | struct IOHandlerRecord *next; |
c4b1fcc0 FB |
2948 | } IOHandlerRecord; |
2949 | ||
8a7ddc38 | 2950 | static IOHandlerRecord *first_io_handler; |
c4b1fcc0 | 2951 | |
7c9d8e07 FB |
2952 | /* XXX: fd_read_poll should be suppressed, but an API change is |
2953 | necessary in the character devices to suppress fd_can_read(). */ | |
5fafdf24 TS |
2954 | int qemu_set_fd_handler2(int fd, |
2955 | IOCanRWHandler *fd_read_poll, | |
2956 | IOHandler *fd_read, | |
2957 | IOHandler *fd_write, | |
7c9d8e07 | 2958 | void *opaque) |
c4b1fcc0 | 2959 | { |
7c9d8e07 | 2960 | IOHandlerRecord **pioh, *ioh; |
c4b1fcc0 | 2961 | |
7c9d8e07 FB |
2962 | if (!fd_read && !fd_write) { |
2963 | pioh = &first_io_handler; | |
2964 | for(;;) { | |
2965 | ioh = *pioh; | |
2966 | if (ioh == NULL) | |
2967 | break; | |
2968 | if (ioh->fd == fd) { | |
cafffd40 | 2969 | ioh->deleted = 1; |
7c9d8e07 FB |
2970 | break; |
2971 | } | |
2972 | pioh = &ioh->next; | |
2973 | } | |
2974 | } else { | |
2975 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
2976 | if (ioh->fd == fd) | |
2977 | goto found; | |
2978 | } | |
2979 | ioh = qemu_mallocz(sizeof(IOHandlerRecord)); | |
7c9d8e07 FB |
2980 | ioh->next = first_io_handler; |
2981 | first_io_handler = ioh; | |
2982 | found: | |
2983 | ioh->fd = fd; | |
2984 | ioh->fd_read_poll = fd_read_poll; | |
2985 | ioh->fd_read = fd_read; | |
2986 | ioh->fd_write = fd_write; | |
2987 | ioh->opaque = opaque; | |
cafffd40 | 2988 | ioh->deleted = 0; |
7c9d8e07 | 2989 | } |
c4b1fcc0 FB |
2990 | return 0; |
2991 | } | |
2992 | ||
5fafdf24 TS |
2993 | int qemu_set_fd_handler(int fd, |
2994 | IOHandler *fd_read, | |
2995 | IOHandler *fd_write, | |
7c9d8e07 | 2996 | void *opaque) |
8a7ddc38 | 2997 | { |
7c9d8e07 | 2998 | return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
8a7ddc38 FB |
2999 | } |
3000 | ||
56f3a5d0 | 3001 | #ifdef _WIN32 |
f331110f FB |
3002 | /***********************************************************/ |
3003 | /* Polling handling */ | |
3004 | ||
3005 | typedef struct PollingEntry { | |
3006 | PollingFunc *func; | |
3007 | void *opaque; | |
3008 | struct PollingEntry *next; | |
3009 | } PollingEntry; | |
3010 | ||
3011 | static PollingEntry *first_polling_entry; | |
3012 | ||
3013 | int qemu_add_polling_cb(PollingFunc *func, void *opaque) | |
3014 | { | |
3015 | PollingEntry **ppe, *pe; | |
3016 | pe = qemu_mallocz(sizeof(PollingEntry)); | |
f331110f FB |
3017 | pe->func = func; |
3018 | pe->opaque = opaque; | |
3019 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next); | |
3020 | *ppe = pe; | |
3021 | return 0; | |
3022 | } | |
3023 | ||
3024 | void qemu_del_polling_cb(PollingFunc *func, void *opaque) | |
3025 | { | |
3026 | PollingEntry **ppe, *pe; | |
3027 | for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) { | |
3028 | pe = *ppe; | |
3029 | if (pe->func == func && pe->opaque == opaque) { | |
3030 | *ppe = pe->next; | |
3031 | qemu_free(pe); | |
3032 | break; | |
3033 | } | |
3034 | } | |
3035 | } | |
3036 | ||
a18e524a FB |
3037 | /***********************************************************/ |
3038 | /* Wait objects support */ | |
3039 | typedef struct WaitObjects { | |
3040 | int num; | |
3041 | HANDLE events[MAXIMUM_WAIT_OBJECTS + 1]; | |
3042 | WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1]; | |
3043 | void *opaque[MAXIMUM_WAIT_OBJECTS + 1]; | |
3044 | } WaitObjects; | |
3045 | ||
3046 | static WaitObjects wait_objects = {0}; | |
3b46e624 | 3047 | |
a18e524a FB |
3048 | int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) |
3049 | { | |
3050 | WaitObjects *w = &wait_objects; | |
3051 | ||
3052 | if (w->num >= MAXIMUM_WAIT_OBJECTS) | |
3053 | return -1; | |
3054 | w->events[w->num] = handle; | |
3055 | w->func[w->num] = func; | |
3056 | w->opaque[w->num] = opaque; | |
3057 | w->num++; | |
3058 | return 0; | |
3059 | } | |
3060 | ||
3061 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) | |
3062 | { | |
3063 | int i, found; | |
3064 | WaitObjects *w = &wait_objects; | |
3065 | ||
3066 | found = 0; | |
3067 | for (i = 0; i < w->num; i++) { | |
3068 | if (w->events[i] == handle) | |
3069 | found = 1; | |
3070 | if (found) { | |
3071 | w->events[i] = w->events[i + 1]; | |
3072 | w->func[i] = w->func[i + 1]; | |
3073 | w->opaque[i] = w->opaque[i + 1]; | |
3b46e624 | 3074 | } |
a18e524a FB |
3075 | } |
3076 | if (found) | |
3077 | w->num--; | |
3078 | } | |
3079 | #endif | |
3080 | ||
8a7ddc38 FB |
3081 | /***********************************************************/ |
3082 | /* ram save/restore */ | |
3083 | ||
8a7ddc38 FB |
3084 | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
3085 | { | |
3086 | int v; | |
3087 | ||
3088 | v = qemu_get_byte(f); | |
3089 | switch(v) { | |
3090 | case 0: | |
3091 | if (qemu_get_buffer(f, buf, len) != len) | |
3092 | return -EIO; | |
3093 | break; | |
3094 | case 1: | |
3095 | v = qemu_get_byte(f); | |
3096 | memset(buf, v, len); | |
3097 | break; | |
3098 | default: | |
3099 | return -EINVAL; | |
3100 | } | |
871d2f07 AL |
3101 | |
3102 | if (qemu_file_has_error(f)) | |
3103 | return -EIO; | |
3104 | ||
8a7ddc38 FB |
3105 | return 0; |
3106 | } | |
3107 | ||
c88676f8 FB |
3108 | static int ram_load_v1(QEMUFile *f, void *opaque) |
3109 | { | |
00f82b8a AJ |
3110 | int ret; |
3111 | ram_addr_t i; | |
c88676f8 | 3112 | |
94a6b54f | 3113 | if (qemu_get_be32(f) != last_ram_offset) |
c88676f8 | 3114 | return -EINVAL; |
94a6b54f | 3115 | for(i = 0; i < last_ram_offset; i+= TARGET_PAGE_SIZE) { |
5579c7f3 | 3116 | ret = ram_get_page(f, qemu_get_ram_ptr(i), TARGET_PAGE_SIZE); |
c88676f8 FB |
3117 | if (ret) |
3118 | return ret; | |
3119 | } | |
3120 | return 0; | |
3121 | } | |
3122 | ||
3123 | #define BDRV_HASH_BLOCK_SIZE 1024 | |
3124 | #define IOBUF_SIZE 4096 | |
3125 | #define RAM_CBLOCK_MAGIC 0xfabe | |
3126 | ||
c88676f8 FB |
3127 | typedef struct RamDecompressState { |
3128 | z_stream zstream; | |
3129 | QEMUFile *f; | |
3130 | uint8_t buf[IOBUF_SIZE]; | |
3131 | } RamDecompressState; | |
3132 | ||
3133 | static int ram_decompress_open(RamDecompressState *s, QEMUFile *f) | |
3134 | { | |
3135 | int ret; | |
3136 | memset(s, 0, sizeof(*s)); | |
3137 | s->f = f; | |
3138 | ret = inflateInit(&s->zstream); | |
3139 | if (ret != Z_OK) | |
3140 | return -1; | |
3141 | return 0; | |
3142 | } | |
3143 | ||
3144 | static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len) | |
3145 | { | |
3146 | int ret, clen; | |
3147 | ||
3148 | s->zstream.avail_out = len; | |
3149 | s->zstream.next_out = buf; | |
3150 | while (s->zstream.avail_out > 0) { | |
3151 | if (s->zstream.avail_in == 0) { | |
3152 | if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC) | |
3153 | return -1; | |
3154 | clen = qemu_get_be16(s->f); | |
3155 | if (clen > IOBUF_SIZE) | |
3156 | return -1; | |
3157 | qemu_get_buffer(s->f, s->buf, clen); | |
3158 | s->zstream.avail_in = clen; | |
3159 | s->zstream.next_in = s->buf; | |
3160 | } | |
3161 | ret = inflate(&s->zstream, Z_PARTIAL_FLUSH); | |
3162 | if (ret != Z_OK && ret != Z_STREAM_END) { | |
3163 | return -1; | |
3164 | } | |
3165 | } | |
3166 | return 0; | |
3167 | } | |
3168 | ||
3169 | static void ram_decompress_close(RamDecompressState *s) | |
3170 | { | |
3171 | inflateEnd(&s->zstream); | |
3172 | } | |
3173 | ||
475e4277 AL |
3174 | #define RAM_SAVE_FLAG_FULL 0x01 |
3175 | #define RAM_SAVE_FLAG_COMPRESS 0x02 | |
3176 | #define RAM_SAVE_FLAG_MEM_SIZE 0x04 | |
3177 | #define RAM_SAVE_FLAG_PAGE 0x08 | |
3178 | #define RAM_SAVE_FLAG_EOS 0x10 | |
3179 | ||
3180 | static int is_dup_page(uint8_t *page, uint8_t ch) | |
8a7ddc38 | 3181 | { |
475e4277 AL |
3182 | uint32_t val = ch << 24 | ch << 16 | ch << 8 | ch; |
3183 | uint32_t *array = (uint32_t *)page; | |
3184 | int i; | |
3b46e624 | 3185 | |
475e4277 AL |
3186 | for (i = 0; i < (TARGET_PAGE_SIZE / 4); i++) { |
3187 | if (array[i] != val) | |
3188 | return 0; | |
3189 | } | |
3190 | ||
3191 | return 1; | |
3192 | } | |
3193 | ||
3194 | static int ram_save_block(QEMUFile *f) | |
3195 | { | |
3196 | static ram_addr_t current_addr = 0; | |
3197 | ram_addr_t saved_addr = current_addr; | |
3198 | ram_addr_t addr = 0; | |
3199 | int found = 0; | |
3200 | ||
94a6b54f | 3201 | while (addr < last_ram_offset) { |
475e4277 | 3202 | if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) { |
5579c7f3 | 3203 | uint8_t *p; |
475e4277 AL |
3204 | |
3205 | cpu_physical_memory_reset_dirty(current_addr, | |
3206 | current_addr + TARGET_PAGE_SIZE, | |
3207 | MIGRATION_DIRTY_FLAG); | |
3208 | ||
5579c7f3 | 3209 | p = qemu_get_ram_ptr(current_addr); |
475e4277 | 3210 | |
5579c7f3 | 3211 | if (is_dup_page(p, *p)) { |
475e4277 | 3212 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_COMPRESS); |
5579c7f3 | 3213 | qemu_put_byte(f, *p); |
475e4277 AL |
3214 | } else { |
3215 | qemu_put_be64(f, current_addr | RAM_SAVE_FLAG_PAGE); | |
5579c7f3 | 3216 | qemu_put_buffer(f, p, TARGET_PAGE_SIZE); |
c88676f8 | 3217 | } |
475e4277 AL |
3218 | |
3219 | found = 1; | |
3220 | break; | |
c88676f8 | 3221 | } |
475e4277 | 3222 | addr += TARGET_PAGE_SIZE; |
94a6b54f | 3223 | current_addr = (saved_addr + addr) % last_ram_offset; |
8a7ddc38 | 3224 | } |
475e4277 AL |
3225 | |
3226 | return found; | |
8a7ddc38 FB |
3227 | } |
3228 | ||
475e4277 AL |
3229 | static ram_addr_t ram_save_threshold = 10; |
3230 | ||
3231 | static ram_addr_t ram_save_remaining(void) | |
3232 | { | |
3233 | ram_addr_t addr; | |
3234 | ram_addr_t count = 0; | |
3235 | ||
94a6b54f | 3236 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3237 | if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3238 | count++; | |
3239 | } | |
3240 | ||
3241 | return count; | |
3242 | } | |
3243 | ||
3244 | static int ram_save_live(QEMUFile *f, int stage, void *opaque) | |
3245 | { | |
3246 | ram_addr_t addr; | |
3247 | ||
3248 | if (stage == 1) { | |
3249 | /* Make sure all dirty bits are set */ | |
94a6b54f | 3250 | for (addr = 0; addr < last_ram_offset; addr += TARGET_PAGE_SIZE) { |
475e4277 AL |
3251 | if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) |
3252 | cpu_physical_memory_set_dirty(addr); | |
3253 | } | |
3254 | ||
3255 | /* Enable dirty memory tracking */ | |
3256 | cpu_physical_memory_set_dirty_tracking(1); | |
3257 | ||
94a6b54f | 3258 | qemu_put_be64(f, last_ram_offset | RAM_SAVE_FLAG_MEM_SIZE); |
475e4277 AL |
3259 | } |
3260 | ||
3261 | while (!qemu_file_rate_limit(f)) { | |
3262 | int ret; | |
3263 | ||
3264 | ret = ram_save_block(f); | |
3265 | if (ret == 0) /* no more blocks */ | |
3266 | break; | |
3267 | } | |
3268 | ||
3269 | /* try transferring iterative blocks of memory */ | |
3270 | ||
3271 | if (stage == 3) { | |
475e4277 AL |
3272 | |
3273 | /* flush all remaining blocks regardless of rate limiting */ | |
3274 | while (ram_save_block(f) != 0); | |
8215e914 | 3275 | cpu_physical_memory_set_dirty_tracking(0); |
475e4277 AL |
3276 | } |
3277 | ||
3278 | qemu_put_be64(f, RAM_SAVE_FLAG_EOS); | |
3279 | ||
3280 | return (stage == 2) && (ram_save_remaining() < ram_save_threshold); | |
3281 | } | |
3282 | ||
3283 | static int ram_load_dead(QEMUFile *f, void *opaque) | |
8a7ddc38 | 3284 | { |
c88676f8 FB |
3285 | RamDecompressState s1, *s = &s1; |
3286 | uint8_t buf[10]; | |
00f82b8a | 3287 | ram_addr_t i; |
8a7ddc38 | 3288 | |
c88676f8 FB |
3289 | if (ram_decompress_open(s, f) < 0) |
3290 | return -EINVAL; | |
94a6b54f | 3291 | for(i = 0; i < last_ram_offset; i+= BDRV_HASH_BLOCK_SIZE) { |
c88676f8 FB |
3292 | if (ram_decompress_buf(s, buf, 1) < 0) { |
3293 | fprintf(stderr, "Error while reading ram block header\n"); | |
3294 | goto error; | |
3295 | } | |
3296 | if (buf[0] == 0) { | |
5579c7f3 PB |
3297 | if (ram_decompress_buf(s, qemu_get_ram_ptr(i), |
3298 | BDRV_HASH_BLOCK_SIZE) < 0) { | |
00f82b8a | 3299 | fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i); |
c88676f8 FB |
3300 | goto error; |
3301 | } | |
475e4277 | 3302 | } else { |
c88676f8 FB |
3303 | error: |
3304 | printf("Error block header\n"); | |
3305 | return -EINVAL; | |
3306 | } | |
8a7ddc38 | 3307 | } |
c88676f8 | 3308 | ram_decompress_close(s); |
475e4277 AL |
3309 | |
3310 | return 0; | |
3311 | } | |
3312 | ||
3313 | static int ram_load(QEMUFile *f, void *opaque, int version_id) | |
3314 | { | |
3315 | ram_addr_t addr; | |
3316 | int flags; | |
3317 | ||
3318 | if (version_id == 1) | |
3319 | return ram_load_v1(f, opaque); | |
3320 | ||
3321 | if (version_id == 2) { | |
94a6b54f | 3322 | if (qemu_get_be32(f) != last_ram_offset) |
475e4277 AL |
3323 | return -EINVAL; |
3324 | return ram_load_dead(f, opaque); | |
3325 | } | |
3326 | ||
3327 | if (version_id != 3) | |
3328 | return -EINVAL; | |
3329 | ||
3330 | do { | |
3331 | addr = qemu_get_be64(f); | |
3332 | ||
3333 | flags = addr & ~TARGET_PAGE_MASK; | |
3334 | addr &= TARGET_PAGE_MASK; | |
3335 | ||
3336 | if (flags & RAM_SAVE_FLAG_MEM_SIZE) { | |
94a6b54f | 3337 | if (addr != last_ram_offset) |
475e4277 AL |
3338 | return -EINVAL; |
3339 | } | |
3340 | ||
3341 | if (flags & RAM_SAVE_FLAG_FULL) { | |
3342 | if (ram_load_dead(f, opaque) < 0) | |
3343 | return -EINVAL; | |
3344 | } | |
3345 | ||
3346 | if (flags & RAM_SAVE_FLAG_COMPRESS) { | |
3347 | uint8_t ch = qemu_get_byte(f); | |
5579c7f3 | 3348 | memset(qemu_get_ram_ptr(addr), ch, TARGET_PAGE_SIZE); |
475e4277 | 3349 | } else if (flags & RAM_SAVE_FLAG_PAGE) |
5579c7f3 | 3350 | qemu_get_buffer(f, qemu_get_ram_ptr(addr), TARGET_PAGE_SIZE); |
475e4277 AL |
3351 | } while (!(flags & RAM_SAVE_FLAG_EOS)); |
3352 | ||
8a7ddc38 FB |
3353 | return 0; |
3354 | } | |
3355 | ||
9e472e10 AL |
3356 | void qemu_service_io(void) |
3357 | { | |
d9f75a4e | 3358 | qemu_notify_event(); |
9e472e10 AL |
3359 | } |
3360 | ||
83f64091 FB |
3361 | /***********************************************************/ |
3362 | /* bottom halves (can be seen as timers which expire ASAP) */ | |
3363 | ||
3364 | struct QEMUBH { | |
3365 | QEMUBHFunc *cb; | |
3366 | void *opaque; | |
3367 | int scheduled; | |
1b435b10 AL |
3368 | int idle; |
3369 | int deleted; | |
83f64091 FB |
3370 | QEMUBH *next; |
3371 | }; | |
3372 | ||
3373 | static QEMUBH *first_bh = NULL; | |
3374 | ||
3375 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque) | |
3376 | { | |
3377 | QEMUBH *bh; | |
3378 | bh = qemu_mallocz(sizeof(QEMUBH)); | |
83f64091 FB |
3379 | bh->cb = cb; |
3380 | bh->opaque = opaque; | |
1b435b10 AL |
3381 | bh->next = first_bh; |
3382 | first_bh = bh; | |
83f64091 FB |
3383 | return bh; |
3384 | } | |
3385 | ||
6eb5733a | 3386 | int qemu_bh_poll(void) |
83f64091 | 3387 | { |
1b435b10 | 3388 | QEMUBH *bh, **bhp; |
6eb5733a | 3389 | int ret; |
83f64091 | 3390 | |
6eb5733a | 3391 | ret = 0; |
1b435b10 AL |
3392 | for (bh = first_bh; bh; bh = bh->next) { |
3393 | if (!bh->deleted && bh->scheduled) { | |
3394 | bh->scheduled = 0; | |
3395 | if (!bh->idle) | |
3396 | ret = 1; | |
3397 | bh->idle = 0; | |
3398 | bh->cb(bh->opaque); | |
3399 | } | |
83f64091 | 3400 | } |
1b435b10 AL |
3401 | |
3402 | /* remove deleted bhs */ | |
3403 | bhp = &first_bh; | |
3404 | while (*bhp) { | |
3405 | bh = *bhp; | |
3406 | if (bh->deleted) { | |
3407 | *bhp = bh->next; | |
3408 | qemu_free(bh); | |
3409 | } else | |
3410 | bhp = &bh->next; | |
3411 | } | |
3412 | ||
6eb5733a | 3413 | return ret; |
83f64091 FB |
3414 | } |
3415 | ||
1b435b10 AL |
3416 | void qemu_bh_schedule_idle(QEMUBH *bh) |
3417 | { | |
3418 | if (bh->scheduled) | |
3419 | return; | |
3420 | bh->scheduled = 1; | |
3421 | bh->idle = 1; | |
3422 | } | |
3423 | ||
83f64091 FB |
3424 | void qemu_bh_schedule(QEMUBH *bh) |
3425 | { | |
83f64091 FB |
3426 | if (bh->scheduled) |
3427 | return; | |
3428 | bh->scheduled = 1; | |
1b435b10 | 3429 | bh->idle = 0; |
83f64091 | 3430 | /* stop the currently executing CPU to execute the BH ASAP */ |
d9f75a4e | 3431 | qemu_notify_event(); |
83f64091 FB |
3432 | } |
3433 | ||
3434 | void qemu_bh_cancel(QEMUBH *bh) | |
3435 | { | |
1b435b10 | 3436 | bh->scheduled = 0; |
83f64091 FB |
3437 | } |
3438 | ||
3439 | void qemu_bh_delete(QEMUBH *bh) | |
3440 | { | |
1b435b10 AL |
3441 | bh->scheduled = 0; |
3442 | bh->deleted = 1; | |
83f64091 FB |
3443 | } |
3444 | ||
56f3a5d0 AL |
3445 | static void qemu_bh_update_timeout(int *timeout) |
3446 | { | |
3447 | QEMUBH *bh; | |
3448 | ||
3449 | for (bh = first_bh; bh; bh = bh->next) { | |
3450 | if (!bh->deleted && bh->scheduled) { | |
3451 | if (bh->idle) { | |
3452 | /* idle bottom halves will be polled at least | |
3453 | * every 10ms */ | |
3454 | *timeout = MIN(10, *timeout); | |
3455 | } else { | |
3456 | /* non-idle bottom halves will be executed | |
3457 | * immediately */ | |
3458 | *timeout = 0; | |
3459 | break; | |
3460 | } | |
3461 | } | |
3462 | } | |
3463 | } | |
3464 | ||
cc1daa40 FB |
3465 | /***********************************************************/ |
3466 | /* machine registration */ | |
3467 | ||
bdaf78e0 | 3468 | static QEMUMachine *first_machine = NULL; |
6f338c34 | 3469 | QEMUMachine *current_machine = NULL; |
cc1daa40 FB |
3470 | |
3471 | int qemu_register_machine(QEMUMachine *m) | |
3472 | { | |
3473 | QEMUMachine **pm; | |
3474 | pm = &first_machine; | |
3475 | while (*pm != NULL) | |
3476 | pm = &(*pm)->next; | |
3477 | m->next = NULL; | |
3478 | *pm = m; | |
3479 | return 0; | |
3480 | } | |
3481 | ||
9596ebb7 | 3482 | static QEMUMachine *find_machine(const char *name) |
cc1daa40 FB |
3483 | { |
3484 | QEMUMachine *m; | |
3485 | ||
3486 | for(m = first_machine; m != NULL; m = m->next) { | |
3487 | if (!strcmp(m->name, name)) | |
3488 | return m; | |
3489 | } | |
3490 | return NULL; | |
3491 | } | |
3492 | ||
8a7ddc38 FB |
3493 | /***********************************************************/ |
3494 | /* main execution loop */ | |
3495 | ||
9596ebb7 | 3496 | static void gui_update(void *opaque) |
8a7ddc38 | 3497 | { |
7d957bd8 | 3498 | uint64_t interval = GUI_REFRESH_INTERVAL; |
740733bb | 3499 | DisplayState *ds = opaque; |
7d957bd8 AL |
3500 | DisplayChangeListener *dcl = ds->listeners; |
3501 | ||
3502 | dpy_refresh(ds); | |
3503 | ||
3504 | while (dcl != NULL) { | |
3505 | if (dcl->gui_timer_interval && | |
3506 | dcl->gui_timer_interval < interval) | |
3507 | interval = dcl->gui_timer_interval; | |
3508 | dcl = dcl->next; | |
3509 | } | |
3510 | qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); | |
8a7ddc38 FB |
3511 | } |
3512 | ||
9043b62d BS |
3513 | static void nographic_update(void *opaque) |
3514 | { | |
3515 | uint64_t interval = GUI_REFRESH_INTERVAL; | |
3516 | ||
3517 | qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); | |
3518 | } | |
3519 | ||
0bd48850 FB |
3520 | struct vm_change_state_entry { |
3521 | VMChangeStateHandler *cb; | |
3522 | void *opaque; | |
3523 | LIST_ENTRY (vm_change_state_entry) entries; | |
3524 | }; | |
3525 | ||
3526 | static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
3527 | ||
3528 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
3529 | void *opaque) | |
3530 | { | |
3531 | VMChangeStateEntry *e; | |
3532 | ||
3533 | e = qemu_mallocz(sizeof (*e)); | |
0bd48850 FB |
3534 | |
3535 | e->cb = cb; | |
3536 | e->opaque = opaque; | |
3537 | LIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
3538 | return e; | |
3539 | } | |
3540 | ||
3541 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
3542 | { | |
3543 | LIST_REMOVE (e, entries); | |
3544 | qemu_free (e); | |
3545 | } | |
3546 | ||
9781e040 | 3547 | static void vm_state_notify(int running, int reason) |
0bd48850 FB |
3548 | { |
3549 | VMChangeStateEntry *e; | |
3550 | ||
3551 | for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { | |
9781e040 | 3552 | e->cb(e->opaque, running, reason); |
0bd48850 FB |
3553 | } |
3554 | } | |
3555 | ||
d6dc3d42 AL |
3556 | static void resume_all_vcpus(void); |
3557 | static void pause_all_vcpus(void); | |
3558 | ||
8a7ddc38 FB |
3559 | void vm_start(void) |
3560 | { | |
3561 | if (!vm_running) { | |
3562 | cpu_enable_ticks(); | |
3563 | vm_running = 1; | |
9781e040 | 3564 | vm_state_notify(1, 0); |
efe75411 | 3565 | qemu_rearm_alarm_timer(alarm_timer); |
d6dc3d42 | 3566 | resume_all_vcpus(); |
8a7ddc38 FB |
3567 | } |
3568 | } | |
3569 | ||
bb0c6722 FB |
3570 | /* reset/shutdown handler */ |
3571 | ||
3572 | typedef struct QEMUResetEntry { | |
3573 | QEMUResetHandler *func; | |
3574 | void *opaque; | |
3575 | struct QEMUResetEntry *next; | |
3576 | } QEMUResetEntry; | |
3577 | ||
3578 | static QEMUResetEntry *first_reset_entry; | |
3579 | static int reset_requested; | |
3580 | static int shutdown_requested; | |
3475187d | 3581 | static int powerdown_requested; |
e568902a | 3582 | static int debug_requested; |
6e29f5da | 3583 | static int vmstop_requested; |
bb0c6722 | 3584 | |
cf7a2fe2 AJ |
3585 | int qemu_shutdown_requested(void) |
3586 | { | |
3587 | int r = shutdown_requested; | |
3588 | shutdown_requested = 0; | |
3589 | return r; | |
3590 | } | |
3591 | ||
3592 | int qemu_reset_requested(void) | |
3593 | { | |
3594 | int r = reset_requested; | |
3595 | reset_requested = 0; | |
3596 | return r; | |
3597 | } | |
3598 | ||
3599 | int qemu_powerdown_requested(void) | |
3600 | { | |
3601 | int r = powerdown_requested; | |
3602 | powerdown_requested = 0; | |
3603 | return r; | |
3604 | } | |
3605 | ||
e568902a AL |
3606 | static int qemu_debug_requested(void) |
3607 | { | |
3608 | int r = debug_requested; | |
3609 | debug_requested = 0; | |
3610 | return r; | |
3611 | } | |
3612 | ||
6e29f5da AL |
3613 | static int qemu_vmstop_requested(void) |
3614 | { | |
3615 | int r = vmstop_requested; | |
3616 | vmstop_requested = 0; | |
3617 | return r; | |
3618 | } | |
3619 | ||
3620 | static void do_vm_stop(int reason) | |
3621 | { | |
3622 | if (vm_running) { | |
3623 | cpu_disable_ticks(); | |
3624 | vm_running = 0; | |
d6dc3d42 | 3625 | pause_all_vcpus(); |
6e29f5da AL |
3626 | vm_state_notify(0, reason); |
3627 | } | |
3628 | } | |
3629 | ||
bb0c6722 FB |
3630 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
3631 | { | |
3632 | QEMUResetEntry **pre, *re; | |
3633 | ||
3634 | pre = &first_reset_entry; | |
3635 | while (*pre != NULL) | |
3636 | pre = &(*pre)->next; | |
3637 | re = qemu_mallocz(sizeof(QEMUResetEntry)); | |
3638 | re->func = func; | |
3639 | re->opaque = opaque; | |
3640 | re->next = NULL; | |
3641 | *pre = re; | |
3642 | } | |
3643 | ||
cf7a2fe2 | 3644 | void qemu_system_reset(void) |
bb0c6722 FB |
3645 | { |
3646 | QEMUResetEntry *re; | |
3647 | ||
3648 | /* reset all devices */ | |
3649 | for(re = first_reset_entry; re != NULL; re = re->next) { | |
3650 | re->func(re->opaque); | |
3651 | } | |
29203dcf AL |
3652 | if (kvm_enabled()) |
3653 | kvm_sync_vcpus(); | |
bb0c6722 FB |
3654 | } |
3655 | ||
3656 | void qemu_system_reset_request(void) | |
3657 | { | |
d1beab82 FB |
3658 | if (no_reboot) { |
3659 | shutdown_requested = 1; | |
3660 | } else { | |
3661 | reset_requested = 1; | |
3662 | } | |
d9f75a4e | 3663 | qemu_notify_event(); |
bb0c6722 FB |
3664 | } |
3665 | ||
3666 | void qemu_system_shutdown_request(void) | |
3667 | { | |
3668 | shutdown_requested = 1; | |
d9f75a4e | 3669 | qemu_notify_event(); |
bb0c6722 FB |
3670 | } |
3671 | ||
3475187d FB |
3672 | void qemu_system_powerdown_request(void) |
3673 | { | |
3674 | powerdown_requested = 1; | |
d9f75a4e AL |
3675 | qemu_notify_event(); |
3676 | } | |
3677 | ||
d6dc3d42 AL |
3678 | #ifdef CONFIG_IOTHREAD |
3679 | static void qemu_system_vmstop_request(int reason) | |
d9f75a4e | 3680 | { |
d6dc3d42 AL |
3681 | vmstop_requested = reason; |
3682 | qemu_notify_event(); | |
bb0c6722 | 3683 | } |
d6dc3d42 | 3684 | #endif |
bb0c6722 | 3685 | |
50317c7f AL |
3686 | #ifndef _WIN32 |
3687 | static int io_thread_fd = -1; | |
3688 | ||
3689 | static void qemu_event_increment(void) | |
3fcf7b6b | 3690 | { |
50317c7f AL |
3691 | static const char byte = 0; |
3692 | ||
3693 | if (io_thread_fd == -1) | |
3694 | return; | |
3695 | ||
3696 | write(io_thread_fd, &byte, sizeof(byte)); | |
3697 | } | |
3698 | ||
3699 | static void qemu_event_read(void *opaque) | |
3700 | { | |
3701 | int fd = (unsigned long)opaque; | |
3702 | ssize_t len; | |
3703 | ||
3704 | /* Drain the notify pipe */ | |
3705 | do { | |
3706 | char buffer[512]; | |
3707 | len = read(fd, buffer, sizeof(buffer)); | |
3708 | } while ((len == -1 && errno == EINTR) || len > 0); | |
3709 | } | |
3710 | ||
3711 | static int qemu_event_init(void) | |
3712 | { | |
3713 | int err; | |
3714 | int fds[2]; | |
3715 | ||
3716 | err = pipe(fds); | |
3717 | if (err == -1) | |
3718 | return -errno; | |
3719 | ||
3720 | err = fcntl_setfl(fds[0], O_NONBLOCK); | |
3721 | if (err < 0) | |
3722 | goto fail; | |
3723 | ||
3724 | err = fcntl_setfl(fds[1], O_NONBLOCK); | |
3725 | if (err < 0) | |
3726 | goto fail; | |
3727 | ||
3728 | qemu_set_fd_handler2(fds[0], NULL, qemu_event_read, NULL, | |
3729 | (void *)(unsigned long)fds[0]); | |
3730 | ||
3731 | io_thread_fd = fds[1]; | |
a7e21219 JK |
3732 | return 0; |
3733 | ||
50317c7f AL |
3734 | fail: |
3735 | close(fds[0]); | |
3736 | close(fds[1]); | |
3737 | return err; | |
3738 | } | |
3739 | #else | |
3740 | HANDLE qemu_event_handle; | |
3741 | ||
3742 | static void dummy_event_handler(void *opaque) | |
3743 | { | |
3744 | } | |
3745 | ||
3746 | static int qemu_event_init(void) | |
3747 | { | |
3748 | qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL); | |
3749 | if (!qemu_event_handle) { | |
3750 | perror("Failed CreateEvent"); | |
3751 | return -1; | |
3752 | } | |
3753 | qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL); | |
3fcf7b6b AL |
3754 | return 0; |
3755 | } | |
3756 | ||
50317c7f AL |
3757 | static void qemu_event_increment(void) |
3758 | { | |
3759 | SetEvent(qemu_event_handle); | |
3760 | } | |
3761 | #endif | |
3762 | ||
d6dc3d42 AL |
3763 | static int cpu_can_run(CPUState *env) |
3764 | { | |
3765 | if (env->stop) | |
3766 | return 0; | |
3767 | if (env->stopped) | |
3768 | return 0; | |
3769 | return 1; | |
3770 | } | |
3771 | ||
3772 | #ifndef CONFIG_IOTHREAD | |
50317c7f AL |
3773 | static int qemu_init_main_loop(void) |
3774 | { | |
3775 | return qemu_event_init(); | |
3776 | } | |
3777 | ||
0bf46a40 AL |
3778 | void qemu_init_vcpu(void *_env) |
3779 | { | |
3780 | CPUState *env = _env; | |
3781 | ||
3782 | if (kvm_enabled()) | |
3783 | kvm_init_vcpu(env); | |
3784 | return; | |
3785 | } | |
3786 | ||
8edac960 AL |
3787 | int qemu_cpu_self(void *env) |
3788 | { | |
3789 | return 1; | |
3790 | } | |
3791 | ||
d6dc3d42 AL |
3792 | static void resume_all_vcpus(void) |
3793 | { | |
3794 | } | |
3795 | ||
3796 | static void pause_all_vcpus(void) | |
3797 | { | |
3798 | } | |
3799 | ||
8edac960 AL |
3800 | void qemu_cpu_kick(void *env) |
3801 | { | |
3802 | return; | |
3803 | } | |
3804 | ||
d6dc3d42 AL |
3805 | void qemu_notify_event(void) |
3806 | { | |
3807 | CPUState *env = cpu_single_env; | |
3808 | ||
3809 | if (env) { | |
3810 | cpu_exit(env); | |
3811 | #ifdef USE_KQEMU | |
3812 | if (env->kqemu_enabled) | |
3813 | kqemu_cpu_interrupt(env); | |
3814 | #endif | |
3815 | } | |
3816 | } | |
3817 | ||
4870852c AL |
3818 | #define qemu_mutex_lock_iothread() do { } while (0) |
3819 | #define qemu_mutex_unlock_iothread() do { } while (0) | |
3820 | ||
6e29f5da AL |
3821 | void vm_stop(int reason) |
3822 | { | |
3823 | do_vm_stop(reason); | |
3824 | } | |
3825 | ||
d6dc3d42 AL |
3826 | #else /* CONFIG_IOTHREAD */ |
3827 | ||
3828 | #include "qemu-thread.h" | |
3829 | ||
3830 | QemuMutex qemu_global_mutex; | |
3831 | static QemuMutex qemu_fair_mutex; | |
3832 | ||
3833 | static QemuThread io_thread; | |
3834 | ||
3835 | static QemuThread *tcg_cpu_thread; | |
3836 | static QemuCond *tcg_halt_cond; | |
3837 | ||
3838 | static int qemu_system_ready; | |
3839 | /* cpu creation */ | |
3840 | static QemuCond qemu_cpu_cond; | |
3841 | /* system init */ | |
3842 | static QemuCond qemu_system_cond; | |
3843 | static QemuCond qemu_pause_cond; | |
3844 | ||
3845 | static void block_io_signals(void); | |
3846 | static void unblock_io_signals(void); | |
3847 | static int tcg_has_work(void); | |
3848 | ||
3849 | static int qemu_init_main_loop(void) | |
3850 | { | |
3851 | int ret; | |
3852 | ||
3853 | ret = qemu_event_init(); | |
3854 | if (ret) | |
3855 | return ret; | |
3856 | ||
3857 | qemu_cond_init(&qemu_pause_cond); | |
3858 | qemu_mutex_init(&qemu_fair_mutex); | |
3859 | qemu_mutex_init(&qemu_global_mutex); | |
3860 | qemu_mutex_lock(&qemu_global_mutex); | |
3861 | ||
3862 | unblock_io_signals(); | |
3863 | qemu_thread_self(&io_thread); | |
3864 | ||
3865 | return 0; | |
3866 | } | |
3867 | ||
3868 | static void qemu_wait_io_event(CPUState *env) | |
3869 | { | |
3870 | while (!tcg_has_work()) | |
3871 | qemu_cond_timedwait(env->halt_cond, &qemu_global_mutex, 1000); | |
3872 | ||
3873 | qemu_mutex_unlock(&qemu_global_mutex); | |
3874 | ||
3875 | /* | |
3876 | * Users of qemu_global_mutex can be starved, having no chance | |
3877 | * to acquire it since this path will get to it first. | |
3878 | * So use another lock to provide fairness. | |
3879 | */ | |
3880 | qemu_mutex_lock(&qemu_fair_mutex); | |
3881 | qemu_mutex_unlock(&qemu_fair_mutex); | |
3882 | ||
3883 | qemu_mutex_lock(&qemu_global_mutex); | |
3884 | if (env->stop) { | |
3885 | env->stop = 0; | |
3886 | env->stopped = 1; | |
3887 | qemu_cond_signal(&qemu_pause_cond); | |
3888 | } | |
3889 | } | |
3890 | ||
3891 | static int qemu_cpu_exec(CPUState *env); | |
3892 | ||
3893 | static void *kvm_cpu_thread_fn(void *arg) | |
3894 | { | |
3895 | CPUState *env = arg; | |
3896 | ||
3897 | block_io_signals(); | |
3898 | qemu_thread_self(env->thread); | |
3899 | ||
3900 | /* signal CPU creation */ | |
3901 | qemu_mutex_lock(&qemu_global_mutex); | |
3902 | env->created = 1; | |
3903 | qemu_cond_signal(&qemu_cpu_cond); | |
3904 | ||
3905 | /* and wait for machine initialization */ | |
3906 | while (!qemu_system_ready) | |
3907 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3908 | ||
3909 | while (1) { | |
3910 | if (cpu_can_run(env)) | |
3911 | qemu_cpu_exec(env); | |
3912 | qemu_wait_io_event(env); | |
3913 | } | |
3914 | ||
3915 | return NULL; | |
3916 | } | |
3917 | ||
3918 | static void tcg_cpu_exec(void); | |
3919 | ||
3920 | static void *tcg_cpu_thread_fn(void *arg) | |
3921 | { | |
3922 | CPUState *env = arg; | |
3923 | ||
3924 | block_io_signals(); | |
3925 | qemu_thread_self(env->thread); | |
3926 | ||
3927 | /* signal CPU creation */ | |
3928 | qemu_mutex_lock(&qemu_global_mutex); | |
3929 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
3930 | env->created = 1; | |
3931 | qemu_cond_signal(&qemu_cpu_cond); | |
3932 | ||
3933 | /* and wait for machine initialization */ | |
3934 | while (!qemu_system_ready) | |
3935 | qemu_cond_timedwait(&qemu_system_cond, &qemu_global_mutex, 100); | |
3936 | ||
3937 | while (1) { | |
3938 | tcg_cpu_exec(); | |
3939 | qemu_wait_io_event(cur_cpu); | |
3940 | } | |
3941 | ||
3942 | return NULL; | |
3943 | } | |
3944 | ||
3945 | void qemu_cpu_kick(void *_env) | |
3946 | { | |
3947 | CPUState *env = _env; | |
3948 | qemu_cond_broadcast(env->halt_cond); | |
3949 | if (kvm_enabled()) | |
3950 | qemu_thread_signal(env->thread, SIGUSR1); | |
3951 | } | |
3952 | ||
3953 | int qemu_cpu_self(void *env) | |
3954 | { | |
3955 | return (cpu_single_env != NULL); | |
3956 | } | |
3957 | ||
3958 | static void cpu_signal(int sig) | |
3959 | { | |
3960 | if (cpu_single_env) | |
3961 | cpu_exit(cpu_single_env); | |
3962 | } | |
3963 | ||
3964 | static void block_io_signals(void) | |
3965 | { | |
3966 | sigset_t set; | |
3967 | struct sigaction sigact; | |
3968 | ||
3969 | sigemptyset(&set); | |
3970 | sigaddset(&set, SIGUSR2); | |
3971 | sigaddset(&set, SIGIO); | |
3972 | sigaddset(&set, SIGALRM); | |
3973 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3974 | ||
3975 | sigemptyset(&set); | |
3976 | sigaddset(&set, SIGUSR1); | |
3977 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3978 | ||
3979 | memset(&sigact, 0, sizeof(sigact)); | |
3980 | sigact.sa_handler = cpu_signal; | |
3981 | sigaction(SIGUSR1, &sigact, NULL); | |
3982 | } | |
3983 | ||
3984 | static void unblock_io_signals(void) | |
3985 | { | |
3986 | sigset_t set; | |
3987 | ||
3988 | sigemptyset(&set); | |
3989 | sigaddset(&set, SIGUSR2); | |
3990 | sigaddset(&set, SIGIO); | |
3991 | sigaddset(&set, SIGALRM); | |
3992 | pthread_sigmask(SIG_UNBLOCK, &set, NULL); | |
3993 | ||
3994 | sigemptyset(&set); | |
3995 | sigaddset(&set, SIGUSR1); | |
3996 | pthread_sigmask(SIG_BLOCK, &set, NULL); | |
3997 | } | |
3998 | ||
3999 | static void qemu_signal_lock(unsigned int msecs) | |
4000 | { | |
4001 | qemu_mutex_lock(&qemu_fair_mutex); | |
4002 | ||
4003 | while (qemu_mutex_trylock(&qemu_global_mutex)) { | |
4004 | qemu_thread_signal(tcg_cpu_thread, SIGUSR1); | |
4005 | if (!qemu_mutex_timedlock(&qemu_global_mutex, msecs)) | |
4006 | break; | |
4007 | } | |
4008 | qemu_mutex_unlock(&qemu_fair_mutex); | |
4009 | } | |
4010 | ||
4011 | static void qemu_mutex_lock_iothread(void) | |
4012 | { | |
4013 | if (kvm_enabled()) { | |
4014 | qemu_mutex_lock(&qemu_fair_mutex); | |
4015 | qemu_mutex_lock(&qemu_global_mutex); | |
4016 | qemu_mutex_unlock(&qemu_fair_mutex); | |
4017 | } else | |
4018 | qemu_signal_lock(100); | |
4019 | } | |
4020 | ||
4021 | static void qemu_mutex_unlock_iothread(void) | |
4022 | { | |
4023 | qemu_mutex_unlock(&qemu_global_mutex); | |
4024 | } | |
4025 | ||
4026 | static int all_vcpus_paused(void) | |
4027 | { | |
4028 | CPUState *penv = first_cpu; | |
4029 | ||
4030 | while (penv) { | |
4031 | if (!penv->stopped) | |
4032 | return 0; | |
4033 | penv = (CPUState *)penv->next_cpu; | |
4034 | } | |
4035 | ||
4036 | return 1; | |
4037 | } | |
4038 | ||
4039 | static void pause_all_vcpus(void) | |
4040 | { | |
4041 | CPUState *penv = first_cpu; | |
4042 | ||
4043 | while (penv) { | |
4044 | penv->stop = 1; | |
4045 | qemu_thread_signal(penv->thread, SIGUSR1); | |
4046 | qemu_cpu_kick(penv); | |
4047 | penv = (CPUState *)penv->next_cpu; | |
4048 | } | |
4049 | ||
4050 | while (!all_vcpus_paused()) { | |
4051 | qemu_cond_timedwait(&qemu_pause_cond, &qemu_global_mutex, 100); | |
4052 | penv = first_cpu; | |
4053 | while (penv) { | |
4054 | qemu_thread_signal(penv->thread, SIGUSR1); | |
4055 | penv = (CPUState *)penv->next_cpu; | |
4056 | } | |
4057 | } | |
4058 | } | |
4059 | ||
4060 | static void resume_all_vcpus(void) | |
4061 | { | |
4062 | CPUState *penv = first_cpu; | |
4063 | ||
4064 | while (penv) { | |
4065 | penv->stop = 0; | |
4066 | penv->stopped = 0; | |
4067 | qemu_thread_signal(penv->thread, SIGUSR1); | |
4068 | qemu_cpu_kick(penv); | |
4069 | penv = (CPUState *)penv->next_cpu; | |
4070 | } | |
4071 | } | |
4072 | ||
4073 | static void tcg_init_vcpu(void *_env) | |
4074 | { | |
4075 | CPUState *env = _env; | |
4076 | /* share a single thread for all cpus with TCG */ | |
4077 | if (!tcg_cpu_thread) { | |
4078 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
4079 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
4080 | qemu_cond_init(env->halt_cond); | |
4081 | qemu_thread_create(env->thread, tcg_cpu_thread_fn, env); | |
4082 | while (env->created == 0) | |
4083 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
4084 | tcg_cpu_thread = env->thread; | |
4085 | tcg_halt_cond = env->halt_cond; | |
4086 | } else { | |
4087 | env->thread = tcg_cpu_thread; | |
4088 | env->halt_cond = tcg_halt_cond; | |
4089 | } | |
4090 | } | |
4091 | ||
4092 | static void kvm_start_vcpu(CPUState *env) | |
4093 | { | |
4094 | kvm_init_vcpu(env); | |
4095 | env->thread = qemu_mallocz(sizeof(QemuThread)); | |
4096 | env->halt_cond = qemu_mallocz(sizeof(QemuCond)); | |
4097 | qemu_cond_init(env->halt_cond); | |
4098 | qemu_thread_create(env->thread, kvm_cpu_thread_fn, env); | |
4099 | while (env->created == 0) | |
4100 | qemu_cond_timedwait(&qemu_cpu_cond, &qemu_global_mutex, 100); | |
4101 | } | |
4102 | ||
4103 | void qemu_init_vcpu(void *_env) | |
4104 | { | |
4105 | CPUState *env = _env; | |
4106 | ||
4107 | if (kvm_enabled()) | |
4108 | kvm_start_vcpu(env); | |
4109 | else | |
4110 | tcg_init_vcpu(env); | |
4111 | } | |
4112 | ||
4113 | void qemu_notify_event(void) | |
4114 | { | |
4115 | qemu_event_increment(); | |
4116 | } | |
4117 | ||
4118 | void vm_stop(int reason) | |
4119 | { | |
4120 | QemuThread me; | |
4121 | qemu_thread_self(&me); | |
4122 | ||
4123 | if (!qemu_thread_equal(&me, &io_thread)) { | |
4124 | qemu_system_vmstop_request(reason); | |
4125 | /* | |
4126 | * FIXME: should not return to device code in case | |
4127 | * vm_stop() has been requested. | |
4128 | */ | |
4129 | if (cpu_single_env) { | |
4130 | cpu_exit(cpu_single_env); | |
4131 | cpu_single_env->stop = 1; | |
4132 | } | |
4133 | return; | |
4134 | } | |
4135 | do_vm_stop(reason); | |
4136 | } | |
4137 | ||
4138 | #endif | |
4139 | ||
4140 | ||
877cf882 | 4141 | #ifdef _WIN32 |
69d6451c | 4142 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4143 | { |
4144 | int ret, ret2, i; | |
f331110f FB |
4145 | PollingEntry *pe; |
4146 | ||
c4b1fcc0 | 4147 | |
f331110f FB |
4148 | /* XXX: need to suppress polling by better using win32 events */ |
4149 | ret = 0; | |
4150 | for(pe = first_polling_entry; pe != NULL; pe = pe->next) { | |
4151 | ret |= pe->func(pe->opaque); | |
4152 | } | |
e6b1e558 | 4153 | if (ret == 0) { |
a18e524a FB |
4154 | int err; |
4155 | WaitObjects *w = &wait_objects; | |
3b46e624 | 4156 | |
56f3a5d0 | 4157 | ret = WaitForMultipleObjects(w->num, w->events, FALSE, *timeout); |
a18e524a FB |
4158 | if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) { |
4159 | if (w->func[ret - WAIT_OBJECT_0]) | |
4160 | w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]); | |
3b46e624 | 4161 | |
5fafdf24 | 4162 | /* Check for additional signaled events */ |
e6b1e558 | 4163 | for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) { |
3b46e624 | 4164 | |
e6b1e558 TS |
4165 | /* Check if event is signaled */ |
4166 | ret2 = WaitForSingleObject(w->events[i], 0); | |
4167 | if(ret2 == WAIT_OBJECT_0) { | |
4168 | if (w->func[i]) | |
4169 | w->func[i](w->opaque[i]); | |
4170 | } else if (ret2 == WAIT_TIMEOUT) { | |
4171 | } else { | |
4172 | err = GetLastError(); | |
4173 | fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err); | |
3b46e624 TS |
4174 | } |
4175 | } | |
a18e524a FB |
4176 | } else if (ret == WAIT_TIMEOUT) { |
4177 | } else { | |
4178 | err = GetLastError(); | |
e6b1e558 | 4179 | fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err); |
a18e524a | 4180 | } |
f331110f | 4181 | } |
56f3a5d0 AL |
4182 | |
4183 | *timeout = 0; | |
4184 | } | |
4185 | #else | |
69d6451c | 4186 | static void host_main_loop_wait(int *timeout) |
56f3a5d0 AL |
4187 | { |
4188 | } | |
fd1dff4b | 4189 | #endif |
56f3a5d0 AL |
4190 | |
4191 | void main_loop_wait(int timeout) | |
4192 | { | |
4193 | IOHandlerRecord *ioh; | |
4194 | fd_set rfds, wfds, xfds; | |
4195 | int ret, nfds; | |
4196 | struct timeval tv; | |
4197 | ||
4198 | qemu_bh_update_timeout(&timeout); | |
4199 | ||
4200 | host_main_loop_wait(&timeout); | |
4201 | ||
fd1dff4b FB |
4202 | /* poll any events */ |
4203 | /* XXX: separate device handlers from system ones */ | |
6abfbd79 | 4204 | nfds = -1; |
fd1dff4b FB |
4205 | FD_ZERO(&rfds); |
4206 | FD_ZERO(&wfds); | |
e035649e | 4207 | FD_ZERO(&xfds); |
fd1dff4b | 4208 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
cafffd40 TS |
4209 | if (ioh->deleted) |
4210 | continue; | |
fd1dff4b FB |
4211 | if (ioh->fd_read && |
4212 | (!ioh->fd_read_poll || | |
4213 | ioh->fd_read_poll(ioh->opaque) != 0)) { | |
4214 | FD_SET(ioh->fd, &rfds); | |
4215 | if (ioh->fd > nfds) | |
4216 | nfds = ioh->fd; | |
4217 | } | |
4218 | if (ioh->fd_write) { | |
4219 | FD_SET(ioh->fd, &wfds); | |
4220 | if (ioh->fd > nfds) | |
4221 | nfds = ioh->fd; | |
4222 | } | |
4223 | } | |
3b46e624 | 4224 | |
56f3a5d0 AL |
4225 | tv.tv_sec = timeout / 1000; |
4226 | tv.tv_usec = (timeout % 1000) * 1000; | |
4227 | ||
e035649e | 4228 | #if defined(CONFIG_SLIRP) |
63a01ef8 | 4229 | if (slirp_is_inited()) { |
e035649e FB |
4230 | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
4231 | } | |
4232 | #endif | |
4870852c | 4233 | qemu_mutex_unlock_iothread(); |
e035649e | 4234 | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv); |
4870852c | 4235 | qemu_mutex_lock_iothread(); |
fd1dff4b | 4236 | if (ret > 0) { |
cafffd40 TS |
4237 | IOHandlerRecord **pioh; |
4238 | ||
4239 | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { | |
6ab43fdc | 4240 | if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) { |
fd1dff4b | 4241 | ioh->fd_read(ioh->opaque); |
7c9d8e07 | 4242 | } |
6ab43fdc | 4243 | if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) { |
fd1dff4b | 4244 | ioh->fd_write(ioh->opaque); |
c4b1fcc0 | 4245 | } |
b4608c04 | 4246 | } |
cafffd40 TS |
4247 | |
4248 | /* remove deleted IO handlers */ | |
4249 | pioh = &first_io_handler; | |
4250 | while (*pioh) { | |
4251 | ioh = *pioh; | |
4252 | if (ioh->deleted) { | |
4253 | *pioh = ioh->next; | |
4254 | qemu_free(ioh); | |
5fafdf24 | 4255 | } else |
cafffd40 TS |
4256 | pioh = &ioh->next; |
4257 | } | |
fd1dff4b | 4258 | } |
c20709aa | 4259 | #if defined(CONFIG_SLIRP) |
63a01ef8 | 4260 | if (slirp_is_inited()) { |
e035649e FB |
4261 | if (ret < 0) { |
4262 | FD_ZERO(&rfds); | |
4263 | FD_ZERO(&wfds); | |
4264 | FD_ZERO(&xfds); | |
c20709aa | 4265 | } |
e035649e | 4266 | slirp_select_poll(&rfds, &wfds, &xfds); |
fd1dff4b | 4267 | } |
e035649e | 4268 | #endif |
b4608c04 | 4269 | |
50317c7f AL |
4270 | /* rearm timer, if not periodic */ |
4271 | if (alarm_timer->flags & ALARM_FLAG_EXPIRED) { | |
4272 | alarm_timer->flags &= ~ALARM_FLAG_EXPIRED; | |
4273 | qemu_rearm_alarm_timer(alarm_timer); | |
4274 | } | |
4275 | ||
357c692c | 4276 | /* vm time timers */ |
d6dc3d42 AL |
4277 | if (vm_running) { |
4278 | if (!cur_cpu || likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER))) | |
4279 | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], | |
4280 | qemu_get_clock(vm_clock)); | |
4281 | } | |
357c692c AL |
4282 | |
4283 | /* real time timers */ | |
4284 | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], | |
4285 | qemu_get_clock(rt_clock)); | |
4286 | ||
423f0742 PB |
4287 | /* Check bottom-halves last in case any of the earlier events triggered |
4288 | them. */ | |
4289 | qemu_bh_poll(); | |
3b46e624 | 4290 | |
5905b2e5 FB |
4291 | } |
4292 | ||
43b96858 | 4293 | static int qemu_cpu_exec(CPUState *env) |
5905b2e5 | 4294 | { |
43b96858 | 4295 | int ret; |
89bfc105 FB |
4296 | #ifdef CONFIG_PROFILER |
4297 | int64_t ti; | |
4298 | #endif | |
5905b2e5 | 4299 | |
89bfc105 | 4300 | #ifdef CONFIG_PROFILER |
43b96858 | 4301 | ti = profile_getclock(); |
89bfc105 | 4302 | #endif |
43b96858 AL |
4303 | if (use_icount) { |
4304 | int64_t count; | |
4305 | int decr; | |
4306 | qemu_icount -= (env->icount_decr.u16.low + env->icount_extra); | |
4307 | env->icount_decr.u16.low = 0; | |
4308 | env->icount_extra = 0; | |
4309 | count = qemu_next_deadline(); | |
4310 | count = (count + (1 << icount_time_shift) - 1) | |
4311 | >> icount_time_shift; | |
4312 | qemu_icount += count; | |
4313 | decr = (count > 0xffff) ? 0xffff : count; | |
4314 | count -= decr; | |
4315 | env->icount_decr.u16.low = decr; | |
4316 | env->icount_extra = count; | |
4317 | } | |
4318 | ret = cpu_exec(env); | |
89bfc105 | 4319 | #ifdef CONFIG_PROFILER |
43b96858 | 4320 | qemu_time += profile_getclock() - ti; |
89bfc105 | 4321 | #endif |
43b96858 AL |
4322 | if (use_icount) { |
4323 | /* Fold pending instructions back into the | |
4324 | instruction counter, and clear the interrupt flag. */ | |
4325 | qemu_icount -= (env->icount_decr.u16.low | |
4326 | + env->icount_extra); | |
4327 | env->icount_decr.u32 = 0; | |
4328 | env->icount_extra = 0; | |
4329 | } | |
4330 | return ret; | |
4331 | } | |
4332 | ||
e6e35b1e AL |
4333 | static void tcg_cpu_exec(void) |
4334 | { | |
d6dc3d42 | 4335 | int ret = 0; |
e6e35b1e AL |
4336 | |
4337 | if (next_cpu == NULL) | |
4338 | next_cpu = first_cpu; | |
4339 | for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) { | |
4340 | CPUState *env = cur_cpu = next_cpu; | |
4341 | ||
4342 | if (!vm_running) | |
4343 | break; | |
4344 | if (timer_alarm_pending) { | |
4345 | timer_alarm_pending = 0; | |
4346 | break; | |
4347 | } | |
d6dc3d42 AL |
4348 | if (cpu_can_run(env)) |
4349 | ret = qemu_cpu_exec(env); | |
e6e35b1e AL |
4350 | if (ret == EXCP_DEBUG) { |
4351 | gdb_set_stop_cpu(env); | |
4352 | debug_requested = 1; | |
4353 | break; | |
4354 | } | |
4355 | } | |
4356 | } | |
4357 | ||
43b96858 AL |
4358 | static int cpu_has_work(CPUState *env) |
4359 | { | |
d6dc3d42 AL |
4360 | if (env->stop) |
4361 | return 1; | |
4362 | if (env->stopped) | |
4363 | return 0; | |
43b96858 AL |
4364 | if (!env->halted) |
4365 | return 1; | |
4366 | if (qemu_cpu_has_work(env)) | |
4367 | return 1; | |
4368 | return 0; | |
4369 | } | |
4370 | ||
4371 | static int tcg_has_work(void) | |
4372 | { | |
4373 | CPUState *env; | |
4374 | ||
4375 | for (env = first_cpu; env != NULL; env = env->next_cpu) | |
4376 | if (cpu_has_work(env)) | |
4377 | return 1; | |
4378 | return 0; | |
4379 | } | |
4380 | ||
4381 | static int qemu_calculate_timeout(void) | |
4382 | { | |
4383 | int timeout; | |
4384 | ||
4385 | if (!vm_running) | |
4386 | timeout = 5000; | |
4387 | else if (tcg_has_work()) | |
4388 | timeout = 0; | |
4389 | else if (!use_icount) | |
4390 | timeout = 5000; | |
4391 | else { | |
4392 | /* XXX: use timeout computed from timers */ | |
4393 | int64_t add; | |
4394 | int64_t delta; | |
4395 | /* Advance virtual time to the next event. */ | |
4396 | if (use_icount == 1) { | |
4397 | /* When not using an adaptive execution frequency | |
4398 | we tend to get badly out of sync with real time, | |
4399 | so just delay for a reasonable amount of time. */ | |
4400 | delta = 0; | |
4401 | } else { | |
4402 | delta = cpu_get_icount() - cpu_get_clock(); | |
4403 | } | |
4404 | if (delta > 0) { | |
4405 | /* If virtual time is ahead of real time then just | |
4406 | wait for IO. */ | |
4407 | timeout = (delta / 1000000) + 1; | |
4408 | } else { | |
4409 | /* Wait for either IO to occur or the next | |
4410 | timer event. */ | |
4411 | add = qemu_next_deadline(); | |
4412 | /* We advance the timer before checking for IO. | |
4413 | Limit the amount we advance so that early IO | |
4414 | activity won't get the guest too far ahead. */ | |
4415 | if (add > 10000000) | |
4416 | add = 10000000; | |
4417 | delta += add; | |
4418 | add = (add + (1 << icount_time_shift) - 1) | |
4419 | >> icount_time_shift; | |
4420 | qemu_icount += add; | |
4421 | timeout = delta / 1000000; | |
4422 | if (timeout < 0) | |
4423 | timeout = 0; | |
4424 | } | |
4425 | } | |
4426 | ||
4427 | return timeout; | |
4428 | } | |
4429 | ||
4430 | static int vm_can_run(void) | |
4431 | { | |
4432 | if (powerdown_requested) | |
4433 | return 0; | |
4434 | if (reset_requested) | |
4435 | return 0; | |
4436 | if (shutdown_requested) | |
4437 | return 0; | |
e568902a AL |
4438 | if (debug_requested) |
4439 | return 0; | |
43b96858 AL |
4440 | return 1; |
4441 | } | |
4442 | ||
4443 | static void main_loop(void) | |
4444 | { | |
6e29f5da | 4445 | int r; |
e6e35b1e | 4446 | |
d6dc3d42 AL |
4447 | #ifdef CONFIG_IOTHREAD |
4448 | qemu_system_ready = 1; | |
4449 | qemu_cond_broadcast(&qemu_system_cond); | |
4450 | #endif | |
4451 | ||
6e29f5da | 4452 | for (;;) { |
43b96858 | 4453 | do { |
e6e35b1e AL |
4454 | #ifdef CONFIG_PROFILER |
4455 | int64_t ti; | |
4456 | #endif | |
d6dc3d42 | 4457 | #ifndef CONFIG_IOTHREAD |
e6e35b1e | 4458 | tcg_cpu_exec(); |
d6dc3d42 | 4459 | #endif |
89bfc105 | 4460 | #ifdef CONFIG_PROFILER |
43b96858 | 4461 | ti = profile_getclock(); |
89bfc105 | 4462 | #endif |
d6dc3d42 AL |
4463 | #ifdef CONFIG_IOTHREAD |
4464 | main_loop_wait(1000); | |
4465 | #else | |
43b96858 | 4466 | main_loop_wait(qemu_calculate_timeout()); |
d6dc3d42 | 4467 | #endif |
89bfc105 | 4468 | #ifdef CONFIG_PROFILER |
43b96858 | 4469 | dev_time += profile_getclock() - ti; |
89bfc105 | 4470 | #endif |
e568902a | 4471 | } while (vm_can_run()); |
43b96858 | 4472 | |
e568902a AL |
4473 | if (qemu_debug_requested()) |
4474 | vm_stop(EXCP_DEBUG); | |
43b96858 AL |
4475 | if (qemu_shutdown_requested()) { |
4476 | if (no_shutdown) { | |
4477 | vm_stop(0); | |
4478 | no_shutdown = 0; | |
4479 | } else | |
4480 | break; | |
4481 | } | |
d6dc3d42 AL |
4482 | if (qemu_reset_requested()) { |
4483 | pause_all_vcpus(); | |
43b96858 | 4484 | qemu_system_reset(); |
d6dc3d42 AL |
4485 | resume_all_vcpus(); |
4486 | } | |
43b96858 AL |
4487 | if (qemu_powerdown_requested()) |
4488 | qemu_system_powerdown(); | |
6e29f5da AL |
4489 | if ((r = qemu_vmstop_requested())) |
4490 | vm_stop(r); | |
b4608c04 | 4491 | } |
d6dc3d42 | 4492 | pause_all_vcpus(); |
b4608c04 FB |
4493 | } |
4494 | ||
9bd7e6d9 PB |
4495 | static void version(void) |
4496 | { | |
4a19f1ec | 4497 | printf("QEMU PC emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
9bd7e6d9 PB |
4498 | } |
4499 | ||
15f82208 | 4500 | static void help(int exitcode) |
0824d6fc | 4501 | { |
9bd7e6d9 PB |
4502 | version(); |
4503 | printf("usage: %s [options] [disk_image]\n" | |
0824d6fc | 4504 | "\n" |
a20dd508 | 4505 | "'disk_image' is a raw hard image image for IDE hard disk 0\n" |
fc01f7e7 | 4506 | "\n" |
5824d651 BS |
4507 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4508 | opt_help | |
4509 | #define DEFHEADING(text) stringify(text) "\n" | |
4510 | #include "qemu-options.h" | |
4511 | #undef DEF | |
4512 | #undef DEFHEADING | |
4513 | #undef GEN_DOCS | |
0824d6fc | 4514 | "\n" |
82c643ff | 4515 | "During emulation, the following keys are useful:\n" |
032a8c9e FB |
4516 | "ctrl-alt-f toggle full screen\n" |
4517 | "ctrl-alt-n switch to virtual console 'n'\n" | |
4518 | "ctrl-alt toggle mouse and keyboard grab\n" | |
82c643ff FB |
4519 | "\n" |
4520 | "When using -nographic, press 'ctrl-a h' to get some help.\n" | |
4521 | , | |
0db63474 | 4522 | "qemu", |
a00bad7e | 4523 | DEFAULT_RAM_SIZE, |
7c9d8e07 | 4524 | #ifndef _WIN32 |
a00bad7e | 4525 | DEFAULT_NETWORK_SCRIPT, |
b46a8906 | 4526 | DEFAULT_NETWORK_DOWN_SCRIPT, |
7c9d8e07 | 4527 | #endif |
6e44ba7f | 4528 | DEFAULT_GDBSTUB_PORT, |
bce61846 | 4529 | "/tmp/qemu.log"); |
15f82208 | 4530 | exit(exitcode); |
0824d6fc FB |
4531 | } |
4532 | ||
cd6f1169 FB |
4533 | #define HAS_ARG 0x0001 |
4534 | ||
4535 | enum { | |
5824d651 BS |
4536 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4537 | opt_enum, | |
4538 | #define DEFHEADING(text) | |
4539 | #include "qemu-options.h" | |
4540 | #undef DEF | |
4541 | #undef DEFHEADING | |
4542 | #undef GEN_DOCS | |
cd6f1169 FB |
4543 | }; |
4544 | ||
4545 | typedef struct QEMUOption { | |
4546 | const char *name; | |
4547 | int flags; | |
4548 | int index; | |
4549 | } QEMUOption; | |
4550 | ||
dbed7e40 | 4551 | static const QEMUOption qemu_options[] = { |
cd6f1169 | 4552 | { "h", 0, QEMU_OPTION_h }, |
5824d651 BS |
4553 | #define DEF(option, opt_arg, opt_enum, opt_help) \ |
4554 | { option, opt_arg, opt_enum }, | |
4555 | #define DEFHEADING(text) | |
4556 | #include "qemu-options.h" | |
4557 | #undef DEF | |
4558 | #undef DEFHEADING | |
4559 | #undef GEN_DOCS | |
cd6f1169 | 4560 | { NULL }, |
fc01f7e7 FB |
4561 | }; |
4562 | ||
1d14ffa9 | 4563 | #ifdef HAS_AUDIO |
6a36d84e | 4564 | struct soundhw soundhw[] = { |
b00052e4 | 4565 | #ifdef HAS_AUDIO_CHOICE |
4ce7ff6e | 4566 | #if defined(TARGET_I386) || defined(TARGET_MIPS) |
fd06c375 FB |
4567 | { |
4568 | "pcspk", | |
4569 | "PC speaker", | |
4570 | 0, | |
4571 | 1, | |
4572 | { .init_isa = pcspk_audio_init } | |
4573 | }, | |
4574 | #endif | |
4c9b53e3 | 4575 | |
4576 | #ifdef CONFIG_SB16 | |
6a36d84e FB |
4577 | { |
4578 | "sb16", | |
4579 | "Creative Sound Blaster 16", | |
4580 | 0, | |
4581 | 1, | |
4582 | { .init_isa = SB16_init } | |
4583 | }, | |
4c9b53e3 | 4584 | #endif |
6a36d84e | 4585 | |
cc53d26d | 4586 | #ifdef CONFIG_CS4231A |
4587 | { | |
4588 | "cs4231a", | |
4589 | "CS4231A", | |
4590 | 0, | |
4591 | 1, | |
4592 | { .init_isa = cs4231a_init } | |
4593 | }, | |
4594 | #endif | |
4595 | ||
1d14ffa9 | 4596 | #ifdef CONFIG_ADLIB |
6a36d84e FB |
4597 | { |
4598 | "adlib", | |
1d14ffa9 | 4599 | #ifdef HAS_YMF262 |
6a36d84e | 4600 | "Yamaha YMF262 (OPL3)", |
1d14ffa9 | 4601 | #else |
6a36d84e | 4602 | "Yamaha YM3812 (OPL2)", |
1d14ffa9 | 4603 | #endif |
6a36d84e FB |
4604 | 0, |
4605 | 1, | |
4606 | { .init_isa = Adlib_init } | |
4607 | }, | |
1d14ffa9 | 4608 | #endif |
6a36d84e | 4609 | |
1d14ffa9 | 4610 | #ifdef CONFIG_GUS |
6a36d84e FB |
4611 | { |
4612 | "gus", | |
4613 | "Gravis Ultrasound GF1", | |
4614 | 0, | |
4615 | 1, | |
4616 | { .init_isa = GUS_init } | |
4617 | }, | |
1d14ffa9 | 4618 | #endif |
6a36d84e | 4619 | |
4c9b53e3 | 4620 | #ifdef CONFIG_AC97 |
e5c9a13e AZ |
4621 | { |
4622 | "ac97", | |
4623 | "Intel 82801AA AC97 Audio", | |
4624 | 0, | |
4625 | 0, | |
4626 | { .init_pci = ac97_init } | |
4627 | }, | |
4c9b53e3 | 4628 | #endif |
e5c9a13e | 4629 | |
4c9b53e3 | 4630 | #ifdef CONFIG_ES1370 |
6a36d84e FB |
4631 | { |
4632 | "es1370", | |
4633 | "ENSONIQ AudioPCI ES1370", | |
4634 | 0, | |
4635 | 0, | |
4636 | { .init_pci = es1370_init } | |
4637 | }, | |
b00052e4 | 4638 | #endif |
6a36d84e | 4639 | |
4c9b53e3 | 4640 | #endif /* HAS_AUDIO_CHOICE */ |
4641 | ||
6a36d84e FB |
4642 | { NULL, NULL, 0, 0, { NULL } } |
4643 | }; | |
4644 | ||
4645 | static void select_soundhw (const char *optarg) | |
4646 | { | |
4647 | struct soundhw *c; | |
4648 | ||
4649 | if (*optarg == '?') { | |
4650 | show_valid_cards: | |
4651 | ||
4652 | printf ("Valid sound card names (comma separated):\n"); | |
4653 | for (c = soundhw; c->name; ++c) { | |
4654 | printf ("%-11s %s\n", c->name, c->descr); | |
4655 | } | |
4656 | printf ("\n-soundhw all will enable all of the above\n"); | |
1d14ffa9 FB |
4657 | exit (*optarg != '?'); |
4658 | } | |
4659 | else { | |
6a36d84e | 4660 | size_t l; |
1d14ffa9 FB |
4661 | const char *p; |
4662 | char *e; | |
4663 | int bad_card = 0; | |
4664 | ||
6a36d84e FB |
4665 | if (!strcmp (optarg, "all")) { |
4666 | for (c = soundhw; c->name; ++c) { | |
4667 | c->enabled = 1; | |
4668 | } | |
4669 | return; | |
4670 | } | |
1d14ffa9 | 4671 | |
6a36d84e | 4672 | p = optarg; |
1d14ffa9 FB |
4673 | while (*p) { |
4674 | e = strchr (p, ','); | |
4675 | l = !e ? strlen (p) : (size_t) (e - p); | |
6a36d84e FB |
4676 | |
4677 | for (c = soundhw; c->name; ++c) { | |
4678 | if (!strncmp (c->name, p, l)) { | |
4679 | c->enabled = 1; | |
1d14ffa9 FB |
4680 | break; |
4681 | } | |
4682 | } | |
6a36d84e FB |
4683 | |
4684 | if (!c->name) { | |
1d14ffa9 FB |
4685 | if (l > 80) { |
4686 | fprintf (stderr, | |
4687 | "Unknown sound card name (too big to show)\n"); | |
4688 | } | |
4689 | else { | |
4690 | fprintf (stderr, "Unknown sound card name `%.*s'\n", | |
4691 | (int) l, p); | |
4692 | } | |
4693 | bad_card = 1; | |
4694 | } | |
4695 | p += l + (e != NULL); | |
4696 | } | |
4697 | ||
4698 | if (bad_card) | |
4699 | goto show_valid_cards; | |
4700 | } | |
4701 | } | |
4702 | #endif | |
4703 | ||
3893c124 | 4704 | static void select_vgahw (const char *p) |
4705 | { | |
4706 | const char *opts; | |
4707 | ||
28b85ed8 AL |
4708 | cirrus_vga_enabled = 0; |
4709 | std_vga_enabled = 0; | |
4710 | vmsvga_enabled = 0; | |
94909d9f | 4711 | xenfb_enabled = 0; |
3893c124 | 4712 | if (strstart(p, "std", &opts)) { |
c2b3b41a | 4713 | std_vga_enabled = 1; |
3893c124 | 4714 | } else if (strstart(p, "cirrus", &opts)) { |
4715 | cirrus_vga_enabled = 1; | |
3893c124 | 4716 | } else if (strstart(p, "vmware", &opts)) { |
3893c124 | 4717 | vmsvga_enabled = 1; |
94909d9f AL |
4718 | } else if (strstart(p, "xenfb", &opts)) { |
4719 | xenfb_enabled = 1; | |
28b85ed8 | 4720 | } else if (!strstart(p, "none", &opts)) { |
3893c124 | 4721 | invalid_vga: |
4722 | fprintf(stderr, "Unknown vga type: %s\n", p); | |
4723 | exit(1); | |
4724 | } | |
cb5a7aa8 | 4725 | while (*opts) { |
4726 | const char *nextopt; | |
4727 | ||
4728 | if (strstart(opts, ",retrace=", &nextopt)) { | |
4729 | opts = nextopt; | |
4730 | if (strstart(opts, "dumb", &nextopt)) | |
4731 | vga_retrace_method = VGA_RETRACE_DUMB; | |
4732 | else if (strstart(opts, "precise", &nextopt)) | |
4733 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
4734 | else goto invalid_vga; | |
4735 | } else goto invalid_vga; | |
4736 | opts = nextopt; | |
4737 | } | |
3893c124 | 4738 | } |
4739 | ||
3587d7e6 FB |
4740 | #ifdef _WIN32 |
4741 | static BOOL WINAPI qemu_ctrl_handler(DWORD type) | |
4742 | { | |
4743 | exit(STATUS_CONTROL_C_EXIT); | |
4744 | return TRUE; | |
4745 | } | |
4746 | #endif | |
4747 | ||
c4be29ff | 4748 | int qemu_uuid_parse(const char *str, uint8_t *uuid) |
8fcb1b90 BS |
4749 | { |
4750 | int ret; | |
4751 | ||
4752 | if(strlen(str) != 36) | |
4753 | return -1; | |
4754 | ||
4755 | ret = sscanf(str, UUID_FMT, &uuid[0], &uuid[1], &uuid[2], &uuid[3], | |
4756 | &uuid[4], &uuid[5], &uuid[6], &uuid[7], &uuid[8], &uuid[9], | |
4757 | &uuid[10], &uuid[11], &uuid[12], &uuid[13], &uuid[14], &uuid[15]); | |
4758 | ||
4759 | if(ret != 16) | |
4760 | return -1; | |
4761 | ||
b6f6e3d3 AL |
4762 | #ifdef TARGET_I386 |
4763 | smbios_add_field(1, offsetof(struct smbios_type_1, uuid), 16, uuid); | |
4764 | #endif | |
4765 | ||
8fcb1b90 BS |
4766 | return 0; |
4767 | } | |
4768 | ||
7c9d8e07 | 4769 | #define MAX_NET_CLIENTS 32 |
c20709aa | 4770 | |
5b08fc10 AL |
4771 | #ifndef _WIN32 |
4772 | ||
4773 | static void termsig_handler(int signal) | |
4774 | { | |
4775 | qemu_system_shutdown_request(); | |
4776 | } | |
4777 | ||
6f9e3801 | 4778 | static void termsig_setup(void) |
5b08fc10 AL |
4779 | { |
4780 | struct sigaction act; | |
4781 | ||
4782 | memset(&act, 0, sizeof(act)); | |
4783 | act.sa_handler = termsig_handler; | |
4784 | sigaction(SIGINT, &act, NULL); | |
4785 | sigaction(SIGHUP, &act, NULL); | |
4786 | sigaction(SIGTERM, &act, NULL); | |
4787 | } | |
4788 | ||
4789 | #endif | |
4790 | ||
902b3d5c | 4791 | int main(int argc, char **argv, char **envp) |
0824d6fc | 4792 | { |
67b915a5 | 4793 | #ifdef CONFIG_GDBSTUB |
59030a8c | 4794 | const char *gdbstub_dev = NULL; |
67b915a5 | 4795 | #endif |
28c5af54 | 4796 | uint32_t boot_devices_bitmap = 0; |
e4bcb14c | 4797 | int i; |
28c5af54 | 4798 | int snapshot, linux_boot, net_boot; |
7f7f9873 | 4799 | const char *initrd_filename; |
a20dd508 | 4800 | const char *kernel_filename, *kernel_cmdline; |
28c5af54 | 4801 | const char *boot_devices = ""; |
3023f332 | 4802 | DisplayState *ds; |
7d957bd8 | 4803 | DisplayChangeListener *dcl; |
46d4767d | 4804 | int cyls, heads, secs, translation; |
fd5f393a | 4805 | const char *net_clients[MAX_NET_CLIENTS]; |
7c9d8e07 | 4806 | int nb_net_clients; |
dc72ac14 AZ |
4807 | const char *bt_opts[MAX_BT_CMDLINE]; |
4808 | int nb_bt_opts; | |
e4bcb14c | 4809 | int hda_index; |
cd6f1169 FB |
4810 | int optind; |
4811 | const char *r, *optarg; | |
4c621805 | 4812 | CharDriverState *monitor_hd = NULL; |
fd5f393a PB |
4813 | const char *monitor_device; |
4814 | const char *serial_devices[MAX_SERIAL_PORTS]; | |
8d11df9e | 4815 | int serial_device_index; |
fd5f393a | 4816 | const char *parallel_devices[MAX_PARALLEL_PORTS]; |
6508fe59 | 4817 | int parallel_device_index; |
9ede2fde AL |
4818 | const char *virtio_consoles[MAX_VIRTIO_CONSOLES]; |
4819 | int virtio_console_index; | |
d63d307f | 4820 | const char *loadvm = NULL; |
cc1daa40 | 4821 | QEMUMachine *machine; |
94fc95cd | 4822 | const char *cpu_model; |
fd5f393a | 4823 | const char *usb_devices[MAX_USB_CMDLINE]; |
a594cfbf | 4824 | int usb_devices_index; |
b9e82a59 | 4825 | #ifndef _WIN32 |
71e3ceb8 | 4826 | int fds[2]; |
b9e82a59 | 4827 | #endif |
26a5f13b | 4828 | int tb_size; |
93815bc2 | 4829 | const char *pid_file = NULL; |
5bb7910a | 4830 | const char *incoming = NULL; |
b9e82a59 | 4831 | #ifndef _WIN32 |
54042bcf AL |
4832 | int fd = 0; |
4833 | struct passwd *pwd = NULL; | |
0858532e AL |
4834 | const char *chroot_dir = NULL; |
4835 | const char *run_as = NULL; | |
b9e82a59 | 4836 | #endif |
268a362c | 4837 | CPUState *env; |
0bd48850 | 4838 | |
902b3d5c | 4839 | qemu_cache_utils_init(envp); |
4840 | ||
0bd48850 | 4841 | LIST_INIT (&vm_change_state_head); |
be995c27 FB |
4842 | #ifndef _WIN32 |
4843 | { | |
4844 | struct sigaction act; | |
4845 | sigfillset(&act.sa_mask); | |
4846 | act.sa_flags = 0; | |
4847 | act.sa_handler = SIG_IGN; | |
4848 | sigaction(SIGPIPE, &act, NULL); | |
4849 | } | |
3587d7e6 FB |
4850 | #else |
4851 | SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE); | |
a8e5ac33 FB |
4852 | /* Note: cpu_interrupt() is currently not SMP safe, so we force |
4853 | QEMU to run on a single CPU */ | |
4854 | { | |
4855 | HANDLE h; | |
4856 | DWORD mask, smask; | |
4857 | int i; | |
4858 | h = GetCurrentProcess(); | |
4859 | if (GetProcessAffinityMask(h, &mask, &smask)) { | |
4860 | for(i = 0; i < 32; i++) { | |
4861 | if (mask & (1 << i)) | |
4862 | break; | |
4863 | } | |
4864 | if (i != 32) { | |
4865 | mask = 1 << i; | |
4866 | SetProcessAffinityMask(h, mask); | |
4867 | } | |
4868 | } | |
4869 | } | |
67b915a5 | 4870 | #endif |
be995c27 | 4871 | |
cc1daa40 FB |
4872 | register_machines(); |
4873 | machine = first_machine; | |
94fc95cd | 4874 | cpu_model = NULL; |
fc01f7e7 | 4875 | initrd_filename = NULL; |
4fc5d071 | 4876 | ram_size = 0; |
313aa567 | 4877 | vga_ram_size = VGA_RAM_SIZE; |
33e3963e | 4878 | snapshot = 0; |
a20dd508 | 4879 | nographic = 0; |
4d3b6f6e | 4880 | curses = 0; |
a20dd508 FB |
4881 | kernel_filename = NULL; |
4882 | kernel_cmdline = ""; | |
c4b1fcc0 | 4883 | cyls = heads = secs = 0; |
46d4767d | 4884 | translation = BIOS_ATA_TRANSLATION_AUTO; |
d47d13b9 | 4885 | monitor_device = "vc:80Cx24C"; |
c4b1fcc0 | 4886 | |
c75a823c | 4887 | serial_devices[0] = "vc:80Cx24C"; |
8d11df9e | 4888 | for(i = 1; i < MAX_SERIAL_PORTS; i++) |
fd5f393a | 4889 | serial_devices[i] = NULL; |
8d11df9e | 4890 | serial_device_index = 0; |
3b46e624 | 4891 | |
8290edda | 4892 | parallel_devices[0] = "vc:80Cx24C"; |
6508fe59 | 4893 | for(i = 1; i < MAX_PARALLEL_PORTS; i++) |
fd5f393a | 4894 | parallel_devices[i] = NULL; |
6508fe59 | 4895 | parallel_device_index = 0; |
3b46e624 | 4896 | |
1b8fc811 | 4897 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) |
9ede2fde AL |
4898 | virtio_consoles[i] = NULL; |
4899 | virtio_console_index = 0; | |
4900 | ||
268a362c AL |
4901 | for (i = 0; i < MAX_NODES; i++) { |
4902 | node_mem[i] = 0; | |
4903 | node_cpumask[i] = 0; | |
4904 | } | |
4905 | ||
a594cfbf | 4906 | usb_devices_index = 0; |
3b46e624 | 4907 | |
7c9d8e07 | 4908 | nb_net_clients = 0; |
dc72ac14 | 4909 | nb_bt_opts = 0; |
e4bcb14c TS |
4910 | nb_drives = 0; |
4911 | nb_drives_opt = 0; | |
268a362c | 4912 | nb_numa_nodes = 0; |
e4bcb14c | 4913 | hda_index = -1; |
7c9d8e07 FB |
4914 | |
4915 | nb_nics = 0; | |
3b46e624 | 4916 | |
26a5f13b | 4917 | tb_size = 0; |
41bd639b BS |
4918 | autostart= 1; |
4919 | ||
cd6f1169 | 4920 | optind = 1; |
0824d6fc | 4921 | for(;;) { |
cd6f1169 | 4922 | if (optind >= argc) |
0824d6fc | 4923 | break; |
cd6f1169 FB |
4924 | r = argv[optind]; |
4925 | if (r[0] != '-') { | |
609497ab | 4926 | hda_index = drive_add(argv[optind++], HD_ALIAS, 0); |
cd6f1169 FB |
4927 | } else { |
4928 | const QEMUOption *popt; | |
4929 | ||
4930 | optind++; | |
dff5efc8 PB |
4931 | /* Treat --foo the same as -foo. */ |
4932 | if (r[1] == '-') | |
4933 | r++; | |
cd6f1169 FB |
4934 | popt = qemu_options; |
4935 | for(;;) { | |
4936 | if (!popt->name) { | |
5fafdf24 | 4937 | fprintf(stderr, "%s: invalid option -- '%s'\n", |
cd6f1169 FB |
4938 | argv[0], r); |
4939 | exit(1); | |
4940 | } | |
4941 | if (!strcmp(popt->name, r + 1)) | |
4942 | break; | |
4943 | popt++; | |
4944 | } | |
4945 | if (popt->flags & HAS_ARG) { | |
4946 | if (optind >= argc) { | |
4947 | fprintf(stderr, "%s: option '%s' requires an argument\n", | |
4948 | argv[0], r); | |
4949 | exit(1); | |
4950 | } | |
4951 | optarg = argv[optind++]; | |
4952 | } else { | |
4953 | optarg = NULL; | |
4954 | } | |
4955 | ||
4956 | switch(popt->index) { | |
cc1daa40 FB |
4957 | case QEMU_OPTION_M: |
4958 | machine = find_machine(optarg); | |
4959 | if (!machine) { | |
4960 | QEMUMachine *m; | |
4961 | printf("Supported machines are:\n"); | |
4962 | for(m = first_machine; m != NULL; m = m->next) { | |
4963 | printf("%-10s %s%s\n", | |
5fafdf24 | 4964 | m->name, m->desc, |
cc1daa40 FB |
4965 | m == first_machine ? " (default)" : ""); |
4966 | } | |
15f82208 | 4967 | exit(*optarg != '?'); |
cc1daa40 FB |
4968 | } |
4969 | break; | |
94fc95cd JM |
4970 | case QEMU_OPTION_cpu: |
4971 | /* hw initialization will check this */ | |
15f82208 | 4972 | if (*optarg == '?') { |
c732abe2 JM |
4973 | /* XXX: implement xxx_cpu_list for targets that still miss it */ |
4974 | #if defined(cpu_list) | |
4975 | cpu_list(stdout, &fprintf); | |
94fc95cd | 4976 | #endif |
15f82208 | 4977 | exit(0); |
94fc95cd JM |
4978 | } else { |
4979 | cpu_model = optarg; | |
4980 | } | |
4981 | break; | |
cd6f1169 | 4982 | case QEMU_OPTION_initrd: |
fc01f7e7 FB |
4983 | initrd_filename = optarg; |
4984 | break; | |
cd6f1169 | 4985 | case QEMU_OPTION_hda: |
e4bcb14c | 4986 | if (cyls == 0) |
609497ab | 4987 | hda_index = drive_add(optarg, HD_ALIAS, 0); |
e4bcb14c | 4988 | else |
609497ab | 4989 | hda_index = drive_add(optarg, HD_ALIAS |
e4bcb14c | 4990 | ",cyls=%d,heads=%d,secs=%d%s", |
609497ab | 4991 | 0, cyls, heads, secs, |
e4bcb14c TS |
4992 | translation == BIOS_ATA_TRANSLATION_LBA ? |
4993 | ",trans=lba" : | |
4994 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
4995 | ",trans=none" : ""); | |
4996 | break; | |
cd6f1169 | 4997 | case QEMU_OPTION_hdb: |
cc1daa40 FB |
4998 | case QEMU_OPTION_hdc: |
4999 | case QEMU_OPTION_hdd: | |
609497ab | 5000 | drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
fc01f7e7 | 5001 | break; |
e4bcb14c | 5002 | case QEMU_OPTION_drive: |
609497ab | 5003 | drive_add(NULL, "%s", optarg); |
e4bcb14c | 5004 | break; |
3e3d5815 | 5005 | case QEMU_OPTION_mtdblock: |
609497ab | 5006 | drive_add(optarg, MTD_ALIAS); |
3e3d5815 | 5007 | break; |
a1bb27b1 | 5008 | case QEMU_OPTION_sd: |
609497ab | 5009 | drive_add(optarg, SD_ALIAS); |
a1bb27b1 | 5010 | break; |
86f55663 | 5011 | case QEMU_OPTION_pflash: |
609497ab | 5012 | drive_add(optarg, PFLASH_ALIAS); |
86f55663 | 5013 | break; |
cd6f1169 | 5014 | case QEMU_OPTION_snapshot: |
33e3963e FB |
5015 | snapshot = 1; |
5016 | break; | |
cd6f1169 | 5017 | case QEMU_OPTION_hdachs: |
330d0414 | 5018 | { |
330d0414 FB |
5019 | const char *p; |
5020 | p = optarg; | |
5021 | cyls = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5022 | if (cyls < 1 || cyls > 16383) |
5023 | goto chs_fail; | |
330d0414 FB |
5024 | if (*p != ',') |
5025 | goto chs_fail; | |
5026 | p++; | |
5027 | heads = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5028 | if (heads < 1 || heads > 16) |
5029 | goto chs_fail; | |
330d0414 FB |
5030 | if (*p != ',') |
5031 | goto chs_fail; | |
5032 | p++; | |
5033 | secs = strtol(p, (char **)&p, 0); | |
46d4767d FB |
5034 | if (secs < 1 || secs > 63) |
5035 | goto chs_fail; | |
5036 | if (*p == ',') { | |
5037 | p++; | |
5038 | if (!strcmp(p, "none")) | |
5039 | translation = BIOS_ATA_TRANSLATION_NONE; | |
5040 | else if (!strcmp(p, "lba")) | |
5041 | translation = BIOS_ATA_TRANSLATION_LBA; | |
5042 | else if (!strcmp(p, "auto")) | |
5043 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
5044 | else | |
5045 | goto chs_fail; | |
5046 | } else if (*p != '\0') { | |
c4b1fcc0 | 5047 | chs_fail: |
46d4767d FB |
5048 | fprintf(stderr, "qemu: invalid physical CHS format\n"); |
5049 | exit(1); | |
c4b1fcc0 | 5050 | } |
e4bcb14c | 5051 | if (hda_index != -1) |
609497ab AZ |
5052 | snprintf(drives_opt[hda_index].opt, |
5053 | sizeof(drives_opt[hda_index].opt), | |
5054 | HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s", | |
5055 | 0, cyls, heads, secs, | |
e4bcb14c TS |
5056 | translation == BIOS_ATA_TRANSLATION_LBA ? |
5057 | ",trans=lba" : | |
5058 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
5059 | ",trans=none" : ""); | |
330d0414 FB |
5060 | } |
5061 | break; | |
268a362c AL |
5062 | case QEMU_OPTION_numa: |
5063 | if (nb_numa_nodes >= MAX_NODES) { | |
5064 | fprintf(stderr, "qemu: too many NUMA nodes\n"); | |
5065 | exit(1); | |
5066 | } | |
5067 | numa_add(optarg); | |
5068 | break; | |
cd6f1169 | 5069 | case QEMU_OPTION_nographic: |
a20dd508 FB |
5070 | nographic = 1; |
5071 | break; | |
4d3b6f6e AZ |
5072 | #ifdef CONFIG_CURSES |
5073 | case QEMU_OPTION_curses: | |
5074 | curses = 1; | |
5075 | break; | |
5076 | #endif | |
a171fe39 AZ |
5077 | case QEMU_OPTION_portrait: |
5078 | graphic_rotate = 1; | |
5079 | break; | |
cd6f1169 | 5080 | case QEMU_OPTION_kernel: |
a20dd508 FB |
5081 | kernel_filename = optarg; |
5082 | break; | |
cd6f1169 | 5083 | case QEMU_OPTION_append: |
a20dd508 | 5084 | kernel_cmdline = optarg; |
313aa567 | 5085 | break; |
cd6f1169 | 5086 | case QEMU_OPTION_cdrom: |
609497ab | 5087 | drive_add(optarg, CDROM_ALIAS); |
36b486bb | 5088 | break; |
cd6f1169 | 5089 | case QEMU_OPTION_boot: |
28c5af54 JM |
5090 | boot_devices = optarg; |
5091 | /* We just do some generic consistency checks */ | |
5092 | { | |
5093 | /* Could easily be extended to 64 devices if needed */ | |
60fe76f3 | 5094 | const char *p; |
28c5af54 JM |
5095 | |
5096 | boot_devices_bitmap = 0; | |
5097 | for (p = boot_devices; *p != '\0'; p++) { | |
5098 | /* Allowed boot devices are: | |
5099 | * a b : floppy disk drives | |
5100 | * c ... f : IDE disk drives | |
5101 | * g ... m : machine implementation dependant drives | |
5102 | * n ... p : network devices | |
5103 | * It's up to each machine implementation to check | |
5104 | * if the given boot devices match the actual hardware | |
5105 | * implementation and firmware features. | |
5106 | */ | |
5107 | if (*p < 'a' || *p > 'q') { | |
5108 | fprintf(stderr, "Invalid boot device '%c'\n", *p); | |
5109 | exit(1); | |
5110 | } | |
5111 | if (boot_devices_bitmap & (1 << (*p - 'a'))) { | |
5112 | fprintf(stderr, | |
5113 | "Boot device '%c' was given twice\n",*p); | |
5114 | exit(1); | |
5115 | } | |
5116 | boot_devices_bitmap |= 1 << (*p - 'a'); | |
5117 | } | |
36b486bb FB |
5118 | } |
5119 | break; | |
cd6f1169 | 5120 | case QEMU_OPTION_fda: |
cd6f1169 | 5121 | case QEMU_OPTION_fdb: |
609497ab | 5122 | drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
c45886db | 5123 | break; |
52ca8d6a FB |
5124 | #ifdef TARGET_I386 |
5125 | case QEMU_OPTION_no_fd_bootchk: | |
5126 | fd_bootchk = 0; | |
5127 | break; | |
5128 | #endif | |
7c9d8e07 FB |
5129 | case QEMU_OPTION_net: |
5130 | if (nb_net_clients >= MAX_NET_CLIENTS) { | |
5131 | fprintf(stderr, "qemu: too many network clients\n"); | |
c4b1fcc0 FB |
5132 | exit(1); |
5133 | } | |
fd5f393a | 5134 | net_clients[nb_net_clients] = optarg; |
7c9d8e07 | 5135 | nb_net_clients++; |
702c651c | 5136 | break; |
c7f74643 FB |
5137 | #ifdef CONFIG_SLIRP |
5138 | case QEMU_OPTION_tftp: | |
c7f74643 | 5139 | tftp_prefix = optarg; |
9bf05444 | 5140 | break; |
47d5d01a TS |
5141 | case QEMU_OPTION_bootp: |
5142 | bootp_filename = optarg; | |
5143 | break; | |
c94c8d64 | 5144 | #ifndef _WIN32 |
9d728e8c FB |
5145 | case QEMU_OPTION_smb: |
5146 | net_slirp_smb(optarg); | |
5147 | break; | |
c94c8d64 | 5148 | #endif |
9bf05444 | 5149 | case QEMU_OPTION_redir: |
d4ebe193 | 5150 | net_slirp_redir(NULL, optarg); |
9bf05444 | 5151 | break; |
c7f74643 | 5152 | #endif |
dc72ac14 AZ |
5153 | case QEMU_OPTION_bt: |
5154 | if (nb_bt_opts >= MAX_BT_CMDLINE) { | |
5155 | fprintf(stderr, "qemu: too many bluetooth options\n"); | |
5156 | exit(1); | |
5157 | } | |
5158 | bt_opts[nb_bt_opts++] = optarg; | |
5159 | break; | |
1d14ffa9 | 5160 | #ifdef HAS_AUDIO |
1d14ffa9 FB |
5161 | case QEMU_OPTION_audio_help: |
5162 | AUD_help (); | |
5163 | exit (0); | |
5164 | break; | |
5165 | case QEMU_OPTION_soundhw: | |
5166 | select_soundhw (optarg); | |
5167 | break; | |
5168 | #endif | |
cd6f1169 | 5169 | case QEMU_OPTION_h: |
15f82208 | 5170 | help(0); |
cd6f1169 | 5171 | break; |
9bd7e6d9 PB |
5172 | case QEMU_OPTION_version: |
5173 | version(); | |
5174 | exit(0); | |
5175 | break; | |
00f82b8a AJ |
5176 | case QEMU_OPTION_m: { |
5177 | uint64_t value; | |
5178 | char *ptr; | |
5179 | ||
5180 | value = strtoul(optarg, &ptr, 10); | |
5181 | switch (*ptr) { | |
5182 | case 0: case 'M': case 'm': | |
5183 | value <<= 20; | |
5184 | break; | |
5185 | case 'G': case 'g': | |
5186 | value <<= 30; | |
5187 | break; | |
5188 | default: | |
5189 | fprintf(stderr, "qemu: invalid ram size: %s\n", optarg); | |
cd6f1169 FB |
5190 | exit(1); |
5191 | } | |
00f82b8a AJ |
5192 | |
5193 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
5194 | if (value > (2047 << 20) | |
640f42e4 | 5195 | #ifndef CONFIG_KQEMU |
00f82b8a AJ |
5196 | && HOST_LONG_BITS == 32 |
5197 | #endif | |
5198 | ) { | |
5199 | fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n"); | |
5200 | exit(1); | |
5201 | } | |
5202 | if (value != (uint64_t)(ram_addr_t)value) { | |
5203 | fprintf(stderr, "qemu: ram size too large\n"); | |
5204 | exit(1); | |
5205 | } | |
5206 | ram_size = value; | |
cd6f1169 | 5207 | break; |
00f82b8a | 5208 | } |
cd6f1169 FB |
5209 | case QEMU_OPTION_d: |
5210 | { | |
5211 | int mask; | |
c7cd6a37 | 5212 | const CPULogItem *item; |
3b46e624 | 5213 | |
cd6f1169 FB |
5214 | mask = cpu_str_to_log_mask(optarg); |
5215 | if (!mask) { | |
5216 | printf("Log items (comma separated):\n"); | |
f193c797 FB |
5217 | for(item = cpu_log_items; item->mask != 0; item++) { |
5218 | printf("%-10s %s\n", item->name, item->help); | |
5219 | } | |
5220 | exit(1); | |
cd6f1169 FB |
5221 | } |
5222 | cpu_set_log(mask); | |
f193c797 | 5223 | } |
cd6f1169 | 5224 | break; |
67b915a5 | 5225 | #ifdef CONFIG_GDBSTUB |
cd6f1169 | 5226 | case QEMU_OPTION_s: |
59030a8c | 5227 | gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT; |
cd6f1169 | 5228 | break; |
59030a8c AL |
5229 | case QEMU_OPTION_gdb: |
5230 | gdbstub_dev = optarg; | |
cd6f1169 | 5231 | break; |
67b915a5 | 5232 | #endif |
cd6f1169 FB |
5233 | case QEMU_OPTION_L: |
5234 | bios_dir = optarg; | |
5235 | break; | |
1192dad8 JM |
5236 | case QEMU_OPTION_bios: |
5237 | bios_name = optarg; | |
5238 | break; | |
1b530a6d AJ |
5239 | case QEMU_OPTION_singlestep: |
5240 | singlestep = 1; | |
5241 | break; | |
cd6f1169 | 5242 | case QEMU_OPTION_S: |
3c07f8e8 | 5243 | autostart = 0; |
cd6f1169 | 5244 | break; |
5824d651 | 5245 | #ifndef _WIN32 |
3d11d0eb FB |
5246 | case QEMU_OPTION_k: |
5247 | keyboard_layout = optarg; | |
5248 | break; | |
5824d651 | 5249 | #endif |
ee22c2f7 FB |
5250 | case QEMU_OPTION_localtime: |
5251 | rtc_utc = 0; | |
5252 | break; | |
3893c124 | 5253 | case QEMU_OPTION_vga: |
5254 | select_vgahw (optarg); | |
1bfe856e | 5255 | break; |
5824d651 | 5256 | #if defined(TARGET_PPC) || defined(TARGET_SPARC) |
e9b137c2 FB |
5257 | case QEMU_OPTION_g: |
5258 | { | |
5259 | const char *p; | |
5260 | int w, h, depth; | |
5261 | p = optarg; | |
5262 | w = strtol(p, (char **)&p, 10); | |
5263 | if (w <= 0) { | |
5264 | graphic_error: | |
5265 | fprintf(stderr, "qemu: invalid resolution or depth\n"); | |
5266 | exit(1); | |
5267 | } | |
5268 | if (*p != 'x') | |
5269 | goto graphic_error; | |
5270 | p++; | |
5271 | h = strtol(p, (char **)&p, 10); | |
5272 | if (h <= 0) | |
5273 | goto graphic_error; | |
5274 | if (*p == 'x') { | |
5275 | p++; | |
5276 | depth = strtol(p, (char **)&p, 10); | |
5fafdf24 | 5277 | if (depth != 8 && depth != 15 && depth != 16 && |
e9b137c2 FB |
5278 | depth != 24 && depth != 32) |
5279 | goto graphic_error; | |
5280 | } else if (*p == '\0') { | |
5281 | depth = graphic_depth; | |
5282 | } else { | |
5283 | goto graphic_error; | |
5284 | } | |
3b46e624 | 5285 | |
e9b137c2 FB |
5286 | graphic_width = w; |
5287 | graphic_height = h; | |
5288 | graphic_depth = depth; | |
5289 | } | |
5290 | break; | |
5824d651 | 5291 | #endif |
20d8a3ed TS |
5292 | case QEMU_OPTION_echr: |
5293 | { | |
5294 | char *r; | |
5295 | term_escape_char = strtol(optarg, &r, 0); | |
5296 | if (r == optarg) | |
5297 | printf("Bad argument to echr\n"); | |
5298 | break; | |
5299 | } | |
82c643ff | 5300 | case QEMU_OPTION_monitor: |
fd5f393a | 5301 | monitor_device = optarg; |
82c643ff FB |
5302 | break; |
5303 | case QEMU_OPTION_serial: | |
8d11df9e FB |
5304 | if (serial_device_index >= MAX_SERIAL_PORTS) { |
5305 | fprintf(stderr, "qemu: too many serial ports\n"); | |
5306 | exit(1); | |
5307 | } | |
fd5f393a | 5308 | serial_devices[serial_device_index] = optarg; |
8d11df9e | 5309 | serial_device_index++; |
82c643ff | 5310 | break; |
51ecf136 AL |
5311 | case QEMU_OPTION_virtiocon: |
5312 | if (virtio_console_index >= MAX_VIRTIO_CONSOLES) { | |
5313 | fprintf(stderr, "qemu: too many virtio consoles\n"); | |
5314 | exit(1); | |
5315 | } | |
5316 | virtio_consoles[virtio_console_index] = optarg; | |
5317 | virtio_console_index++; | |
5318 | break; | |
6508fe59 FB |
5319 | case QEMU_OPTION_parallel: |
5320 | if (parallel_device_index >= MAX_PARALLEL_PORTS) { | |
5321 | fprintf(stderr, "qemu: too many parallel ports\n"); | |
5322 | exit(1); | |
5323 | } | |
fd5f393a | 5324 | parallel_devices[parallel_device_index] = optarg; |
6508fe59 FB |
5325 | parallel_device_index++; |
5326 | break; | |
d63d307f FB |
5327 | case QEMU_OPTION_loadvm: |
5328 | loadvm = optarg; | |
5329 | break; | |
5330 | case QEMU_OPTION_full_screen: | |
5331 | full_screen = 1; | |
5332 | break; | |
667accab | 5333 | #ifdef CONFIG_SDL |
43523e93 TS |
5334 | case QEMU_OPTION_no_frame: |
5335 | no_frame = 1; | |
5336 | break; | |
3780e197 TS |
5337 | case QEMU_OPTION_alt_grab: |
5338 | alt_grab = 1; | |
5339 | break; | |
667accab TS |
5340 | case QEMU_OPTION_no_quit: |
5341 | no_quit = 1; | |
5342 | break; | |
7d957bd8 AL |
5343 | case QEMU_OPTION_sdl: |
5344 | sdl = 1; | |
5345 | break; | |
667accab | 5346 | #endif |
f7cce898 | 5347 | case QEMU_OPTION_pidfile: |
93815bc2 | 5348 | pid_file = optarg; |
f7cce898 | 5349 | break; |
a09db21f FB |
5350 | #ifdef TARGET_I386 |
5351 | case QEMU_OPTION_win2k_hack: | |
5352 | win2k_install_hack = 1; | |
5353 | break; | |
73822ec8 AL |
5354 | case QEMU_OPTION_rtc_td_hack: |
5355 | rtc_td_hack = 1; | |
5356 | break; | |
8a92ea2f AL |
5357 | case QEMU_OPTION_acpitable: |
5358 | if(acpi_table_add(optarg) < 0) { | |
5359 | fprintf(stderr, "Wrong acpi table provided\n"); | |
5360 | exit(1); | |
5361 | } | |
5362 | break; | |
b6f6e3d3 AL |
5363 | case QEMU_OPTION_smbios: |
5364 | if(smbios_entry_add(optarg) < 0) { | |
5365 | fprintf(stderr, "Wrong smbios provided\n"); | |
5366 | exit(1); | |
5367 | } | |
5368 | break; | |
a09db21f | 5369 | #endif |
640f42e4 | 5370 | #ifdef CONFIG_KQEMU |
d993e026 FB |
5371 | case QEMU_OPTION_no_kqemu: |
5372 | kqemu_allowed = 0; | |
5373 | break; | |
89bfc105 FB |
5374 | case QEMU_OPTION_kernel_kqemu: |
5375 | kqemu_allowed = 2; | |
5376 | break; | |
7ba1e619 AL |
5377 | #endif |
5378 | #ifdef CONFIG_KVM | |
5379 | case QEMU_OPTION_enable_kvm: | |
5380 | kvm_allowed = 1; | |
640f42e4 | 5381 | #ifdef CONFIG_KQEMU |
7ba1e619 AL |
5382 | kqemu_allowed = 0; |
5383 | #endif | |
5384 | break; | |
d993e026 | 5385 | #endif |
bb36d470 FB |
5386 | case QEMU_OPTION_usb: |
5387 | usb_enabled = 1; | |
5388 | break; | |
a594cfbf FB |
5389 | case QEMU_OPTION_usbdevice: |
5390 | usb_enabled = 1; | |
0d92ed30 | 5391 | if (usb_devices_index >= MAX_USB_CMDLINE) { |
a594cfbf FB |
5392 | fprintf(stderr, "Too many USB devices\n"); |
5393 | exit(1); | |
5394 | } | |
fd5f393a | 5395 | usb_devices[usb_devices_index] = optarg; |
a594cfbf FB |
5396 | usb_devices_index++; |
5397 | break; | |
6a00d601 FB |
5398 | case QEMU_OPTION_smp: |
5399 | smp_cpus = atoi(optarg); | |
b2097003 | 5400 | if (smp_cpus < 1) { |
6a00d601 FB |
5401 | fprintf(stderr, "Invalid number of CPUs\n"); |
5402 | exit(1); | |
5403 | } | |
5404 | break; | |
24236869 | 5405 | case QEMU_OPTION_vnc: |
73fc9742 | 5406 | vnc_display = optarg; |
24236869 | 5407 | break; |
5824d651 | 5408 | #ifdef TARGET_I386 |
6515b203 FB |
5409 | case QEMU_OPTION_no_acpi: |
5410 | acpi_enabled = 0; | |
5411 | break; | |
16b29ae1 AL |
5412 | case QEMU_OPTION_no_hpet: |
5413 | no_hpet = 1; | |
5414 | break; | |
5824d651 | 5415 | #endif |
d1beab82 FB |
5416 | case QEMU_OPTION_no_reboot: |
5417 | no_reboot = 1; | |
5418 | break; | |
b2f76161 AJ |
5419 | case QEMU_OPTION_no_shutdown: |
5420 | no_shutdown = 1; | |
5421 | break; | |
9467cd46 AZ |
5422 | case QEMU_OPTION_show_cursor: |
5423 | cursor_hide = 0; | |
5424 | break; | |
8fcb1b90 BS |
5425 | case QEMU_OPTION_uuid: |
5426 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
5427 | fprintf(stderr, "Fail to parse UUID string." | |
5428 | " Wrong format.\n"); | |
5429 | exit(1); | |
5430 | } | |
5431 | break; | |
5824d651 | 5432 | #ifndef _WIN32 |
71e3ceb8 TS |
5433 | case QEMU_OPTION_daemonize: |
5434 | daemonize = 1; | |
5435 | break; | |
5824d651 | 5436 | #endif |
9ae02555 TS |
5437 | case QEMU_OPTION_option_rom: |
5438 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5439 | fprintf(stderr, "Too many option ROMs\n"); | |
5440 | exit(1); | |
5441 | } | |
5442 | option_rom[nb_option_roms] = optarg; | |
5443 | nb_option_roms++; | |
5444 | break; | |
5824d651 | 5445 | #if defined(TARGET_ARM) || defined(TARGET_M68K) |
8e71621f PB |
5446 | case QEMU_OPTION_semihosting: |
5447 | semihosting_enabled = 1; | |
5448 | break; | |
5824d651 | 5449 | #endif |
c35734b2 TS |
5450 | case QEMU_OPTION_name: |
5451 | qemu_name = optarg; | |
5452 | break; | |
95efd11c | 5453 | #if defined(TARGET_SPARC) || defined(TARGET_PPC) |
66508601 BS |
5454 | case QEMU_OPTION_prom_env: |
5455 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
5456 | fprintf(stderr, "Too many prom variables\n"); | |
5457 | exit(1); | |
5458 | } | |
5459 | prom_envs[nb_prom_envs] = optarg; | |
5460 | nb_prom_envs++; | |
5461 | break; | |
2b8f2d41 AZ |
5462 | #endif |
5463 | #ifdef TARGET_ARM | |
5464 | case QEMU_OPTION_old_param: | |
5465 | old_param = 1; | |
05ebd537 | 5466 | break; |
66508601 | 5467 | #endif |
f3dcfada TS |
5468 | case QEMU_OPTION_clock: |
5469 | configure_alarms(optarg); | |
5470 | break; | |
7e0af5d0 FB |
5471 | case QEMU_OPTION_startdate: |
5472 | { | |
5473 | struct tm tm; | |
f6503059 | 5474 | time_t rtc_start_date; |
7e0af5d0 | 5475 | if (!strcmp(optarg, "now")) { |
f6503059 | 5476 | rtc_date_offset = -1; |
7e0af5d0 FB |
5477 | } else { |
5478 | if (sscanf(optarg, "%d-%d-%dT%d:%d:%d", | |
5479 | &tm.tm_year, | |
5480 | &tm.tm_mon, | |
5481 | &tm.tm_mday, | |
5482 | &tm.tm_hour, | |
5483 | &tm.tm_min, | |
5484 | &tm.tm_sec) == 6) { | |
5485 | /* OK */ | |
5486 | } else if (sscanf(optarg, "%d-%d-%d", | |
5487 | &tm.tm_year, | |
5488 | &tm.tm_mon, | |
5489 | &tm.tm_mday) == 3) { | |
5490 | tm.tm_hour = 0; | |
5491 | tm.tm_min = 0; | |
5492 | tm.tm_sec = 0; | |
5493 | } else { | |
5494 | goto date_fail; | |
5495 | } | |
5496 | tm.tm_year -= 1900; | |
5497 | tm.tm_mon--; | |
3c6b2088 | 5498 | rtc_start_date = mktimegm(&tm); |
7e0af5d0 FB |
5499 | if (rtc_start_date == -1) { |
5500 | date_fail: | |
5501 | fprintf(stderr, "Invalid date format. Valid format are:\n" | |
5502 | "'now' or '2006-06-17T16:01:21' or '2006-06-17'\n"); | |
5503 | exit(1); | |
5504 | } | |
f6503059 | 5505 | rtc_date_offset = time(NULL) - rtc_start_date; |
7e0af5d0 FB |
5506 | } |
5507 | } | |
5508 | break; | |
26a5f13b FB |
5509 | case QEMU_OPTION_tb_size: |
5510 | tb_size = strtol(optarg, NULL, 0); | |
5511 | if (tb_size < 0) | |
5512 | tb_size = 0; | |
5513 | break; | |
2e70f6ef PB |
5514 | case QEMU_OPTION_icount: |
5515 | use_icount = 1; | |
5516 | if (strcmp(optarg, "auto") == 0) { | |
5517 | icount_time_shift = -1; | |
5518 | } else { | |
5519 | icount_time_shift = strtol(optarg, NULL, 0); | |
5520 | } | |
5521 | break; | |
5bb7910a AL |
5522 | case QEMU_OPTION_incoming: |
5523 | incoming = optarg; | |
5524 | break; | |
5824d651 | 5525 | #ifndef _WIN32 |
0858532e AL |
5526 | case QEMU_OPTION_chroot: |
5527 | chroot_dir = optarg; | |
5528 | break; | |
5529 | case QEMU_OPTION_runas: | |
5530 | run_as = optarg; | |
5531 | break; | |
e37630ca AL |
5532 | #endif |
5533 | #ifdef CONFIG_XEN | |
5534 | case QEMU_OPTION_xen_domid: | |
5535 | xen_domid = atoi(optarg); | |
5536 | break; | |
5537 | case QEMU_OPTION_xen_create: | |
5538 | xen_mode = XEN_CREATE; | |
5539 | break; | |
5540 | case QEMU_OPTION_xen_attach: | |
5541 | xen_mode = XEN_ATTACH; | |
5542 | break; | |
5824d651 | 5543 | #endif |
cd6f1169 | 5544 | } |
0824d6fc FB |
5545 | } |
5546 | } | |
330d0414 | 5547 | |
640f42e4 | 5548 | #if defined(CONFIG_KVM) && defined(CONFIG_KQEMU) |
7ba1e619 AL |
5549 | if (kvm_allowed && kqemu_allowed) { |
5550 | fprintf(stderr, | |
5551 | "You can not enable both KVM and kqemu at the same time\n"); | |
5552 | exit(1); | |
5553 | } | |
5554 | #endif | |
5555 | ||
3d878caa | 5556 | machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
b2097003 AL |
5557 | if (smp_cpus > machine->max_cpus) { |
5558 | fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus " | |
5559 | "supported by machine `%s' (%d)\n", smp_cpus, machine->name, | |
5560 | machine->max_cpus); | |
5561 | exit(1); | |
5562 | } | |
5563 | ||
bc0129d9 AL |
5564 | if (nographic) { |
5565 | if (serial_device_index == 0) | |
5566 | serial_devices[0] = "stdio"; | |
5567 | if (parallel_device_index == 0) | |
5568 | parallel_devices[0] = "null"; | |
5569 | if (strncmp(monitor_device, "vc", 2) == 0) | |
5570 | monitor_device = "stdio"; | |
5571 | } | |
5572 | ||
71e3ceb8 | 5573 | #ifndef _WIN32 |
71e3ceb8 TS |
5574 | if (daemonize) { |
5575 | pid_t pid; | |
5576 | ||
5577 | if (pipe(fds) == -1) | |
5578 | exit(1); | |
5579 | ||
5580 | pid = fork(); | |
5581 | if (pid > 0) { | |
5582 | uint8_t status; | |
5583 | ssize_t len; | |
5584 | ||
5585 | close(fds[1]); | |
5586 | ||
5587 | again: | |
93815bc2 TS |
5588 | len = read(fds[0], &status, 1); |
5589 | if (len == -1 && (errno == EINTR)) | |
5590 | goto again; | |
5591 | ||
5592 | if (len != 1) | |
5593 | exit(1); | |
5594 | else if (status == 1) { | |
5595 | fprintf(stderr, "Could not acquire pidfile\n"); | |
5596 | exit(1); | |
5597 | } else | |
5598 | exit(0); | |
71e3ceb8 | 5599 | } else if (pid < 0) |
93815bc2 | 5600 | exit(1); |
71e3ceb8 TS |
5601 | |
5602 | setsid(); | |
5603 | ||
5604 | pid = fork(); | |
5605 | if (pid > 0) | |
5606 | exit(0); | |
5607 | else if (pid < 0) | |
5608 | exit(1); | |
5609 | ||
5610 | umask(027); | |
71e3ceb8 TS |
5611 | |
5612 | signal(SIGTSTP, SIG_IGN); | |
5613 | signal(SIGTTOU, SIG_IGN); | |
5614 | signal(SIGTTIN, SIG_IGN); | |
5615 | } | |
71e3ceb8 | 5616 | |
aa26bb2d | 5617 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
93815bc2 TS |
5618 | if (daemonize) { |
5619 | uint8_t status = 1; | |
5620 | write(fds[1], &status, 1); | |
5621 | } else | |
5622 | fprintf(stderr, "Could not acquire pid file\n"); | |
5623 | exit(1); | |
5624 | } | |
b9e82a59 | 5625 | #endif |
93815bc2 | 5626 | |
640f42e4 | 5627 | #ifdef CONFIG_KQEMU |
ff3fbb30 FB |
5628 | if (smp_cpus > 1) |
5629 | kqemu_allowed = 0; | |
5630 | #endif | |
3fcf7b6b AL |
5631 | if (qemu_init_main_loop()) { |
5632 | fprintf(stderr, "qemu_init_main_loop failed\n"); | |
5633 | exit(1); | |
5634 | } | |
a20dd508 | 5635 | linux_boot = (kernel_filename != NULL); |
7317b8ca | 5636 | net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF; |
6c41b272 | 5637 | |
f8d39c01 TS |
5638 | if (!linux_boot && *kernel_cmdline != '\0') { |
5639 | fprintf(stderr, "-append only allowed with -kernel option\n"); | |
5640 | exit(1); | |
5641 | } | |
5642 | ||
5643 | if (!linux_boot && initrd_filename != NULL) { | |
5644 | fprintf(stderr, "-initrd only allowed with -kernel option\n"); | |
5645 | exit(1); | |
5646 | } | |
5647 | ||
96d30e48 | 5648 | /* boot to floppy or the default cd if no hard disk defined yet */ |
28c5af54 | 5649 | if (!boot_devices[0]) { |
e4bcb14c | 5650 | boot_devices = "cad"; |
96d30e48 | 5651 | } |
b118d61e | 5652 | setvbuf(stdout, NULL, _IOLBF, 0); |
3b46e624 | 5653 | |
634fce96 | 5654 | init_timers(); |
7183b4b4 AL |
5655 | if (init_timer_alarm() < 0) { |
5656 | fprintf(stderr, "could not initialize alarm timer\n"); | |
5657 | exit(1); | |
5658 | } | |
2e70f6ef PB |
5659 | if (use_icount && icount_time_shift < 0) { |
5660 | use_icount = 2; | |
5661 | /* 125MIPS seems a reasonable initial guess at the guest speed. | |
5662 | It will be corrected fairly quickly anyway. */ | |
5663 | icount_time_shift = 3; | |
5664 | init_icount_adjust(); | |
5665 | } | |
634fce96 | 5666 | |
fd1dff4b FB |
5667 | #ifdef _WIN32 |
5668 | socket_init(); | |
5669 | #endif | |
5670 | ||
7c9d8e07 FB |
5671 | /* init network clients */ |
5672 | if (nb_net_clients == 0) { | |
5673 | /* if no clients, we use a default config */ | |
f441b28b AL |
5674 | net_clients[nb_net_clients++] = "nic"; |
5675 | #ifdef CONFIG_SLIRP | |
5676 | net_clients[nb_net_clients++] = "user"; | |
5677 | #endif | |
c20709aa FB |
5678 | } |
5679 | ||
7c9d8e07 | 5680 | for(i = 0;i < nb_net_clients; i++) { |
9ad97e65 | 5681 | if (net_client_parse(net_clients[i]) < 0) |
7c9d8e07 | 5682 | exit(1); |
702c651c | 5683 | } |
63a01ef8 | 5684 | net_client_check(); |
f1510b2c | 5685 | |
eec85c2a | 5686 | #ifdef TARGET_I386 |
ed494d87 | 5687 | /* XXX: this should be moved in the PC machine instantiation code */ |
28c5af54 JM |
5688 | if (net_boot != 0) { |
5689 | int netroms = 0; | |
5690 | for (i = 0; i < nb_nics && i < 4; i++) { | |
eec85c2a TS |
5691 | const char *model = nd_table[i].model; |
5692 | char buf[1024]; | |
28c5af54 JM |
5693 | if (net_boot & (1 << i)) { |
5694 | if (model == NULL) | |
5695 | model = "ne2k_pci"; | |
5696 | snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model); | |
5697 | if (get_image_size(buf) > 0) { | |
5698 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
5699 | fprintf(stderr, "Too many option ROMs\n"); | |
5700 | exit(1); | |
5701 | } | |
5702 | option_rom[nb_option_roms] = strdup(buf); | |
5703 | nb_option_roms++; | |
5704 | netroms++; | |
5705 | } | |
5706 | } | |
eec85c2a | 5707 | } |
28c5af54 | 5708 | if (netroms == 0) { |
eec85c2a TS |
5709 | fprintf(stderr, "No valid PXE rom found for network device\n"); |
5710 | exit(1); | |
5711 | } | |
eec85c2a TS |
5712 | } |
5713 | #endif | |
5714 | ||
dc72ac14 AZ |
5715 | /* init the bluetooth world */ |
5716 | for (i = 0; i < nb_bt_opts; i++) | |
5717 | if (bt_parse(bt_opts[i])) | |
5718 | exit(1); | |
5719 | ||
0824d6fc | 5720 | /* init the memory */ |
94a6b54f PB |
5721 | if (ram_size == 0) |
5722 | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; | |
9ae02555 | 5723 | |
640f42e4 | 5724 | #ifdef CONFIG_KQEMU |
94a6b54f PB |
5725 | /* FIXME: This is a nasty hack because kqemu can't cope with dynamic |
5726 | guest ram allocation. It needs to go away. */ | |
5727 | if (kqemu_allowed) { | |
5728 | kqemu_phys_ram_size = ram_size + VGA_RAM_SIZE + 4 * 1024 * 1024; | |
5729 | kqemu_phys_ram_base = qemu_vmalloc(kqemu_phys_ram_size); | |
5730 | if (!kqemu_phys_ram_base) { | |
5731 | fprintf(stderr, "Could not allocate physical memory\n"); | |
5732 | exit(1); | |
5733 | } | |
0824d6fc | 5734 | } |
94a6b54f | 5735 | #endif |
0824d6fc | 5736 | |
26a5f13b FB |
5737 | /* init the dynamic translator */ |
5738 | cpu_exec_init_all(tb_size * 1024 * 1024); | |
5739 | ||
5905b2e5 | 5740 | bdrv_init(); |
6512a2a7 | 5741 | dma_helper_init(); |
c4b1fcc0 | 5742 | |
e4bcb14c | 5743 | /* we always create the cdrom drive, even if no disk is there */ |
c4b1fcc0 | 5744 | |
e4bcb14c | 5745 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5746 | drive_add(NULL, CDROM_ALIAS); |
c4b1fcc0 | 5747 | |
9d413d1d | 5748 | /* we always create at least one floppy */ |
33e3963e | 5749 | |
e4bcb14c | 5750 | if (nb_drives_opt < MAX_DRIVES) |
609497ab | 5751 | drive_add(NULL, FD_ALIAS, 0); |
86f55663 | 5752 | |
9d413d1d AZ |
5753 | /* we always create one sd slot, even if no card is in it */ |
5754 | ||
5755 | if (nb_drives_opt < MAX_DRIVES) | |
609497ab | 5756 | drive_add(NULL, SD_ALIAS); |
9d413d1d | 5757 | |
e4bcb14c TS |
5758 | /* open the virtual block devices */ |
5759 | ||
5760 | for(i = 0; i < nb_drives_opt; i++) | |
609497ab | 5761 | if (drive_init(&drives_opt[i], snapshot, machine) == -1) |
e4bcb14c | 5762 | exit(1); |
3e3d5815 | 5763 | |
c88676f8 | 5764 | register_savevm("timer", 0, 2, timer_save, timer_load, NULL); |
475e4277 | 5765 | register_savevm_live("ram", 0, 3, ram_save_live, NULL, ram_load, NULL); |
8a7ddc38 | 5766 | |
3023f332 AL |
5767 | #ifndef _WIN32 |
5768 | /* must be after terminal init, SDL library changes signal handlers */ | |
5769 | termsig_setup(); | |
5770 | #endif | |
5771 | ||
5772 | /* Maintain compatibility with multiple stdio monitors */ | |
5773 | if (!strcmp(monitor_device,"stdio")) { | |
5774 | for (i = 0; i < MAX_SERIAL_PORTS; i++) { | |
5775 | const char *devname = serial_devices[i]; | |
5776 | if (devname && !strcmp(devname,"mon:stdio")) { | |
5777 | monitor_device = NULL; | |
5778 | break; | |
5779 | } else if (devname && !strcmp(devname,"stdio")) { | |
5780 | monitor_device = NULL; | |
5781 | serial_devices[i] = "mon:stdio"; | |
5782 | break; | |
5783 | } | |
5784 | } | |
5785 | } | |
5786 | ||
268a362c AL |
5787 | if (nb_numa_nodes > 0) { |
5788 | int i; | |
5789 | ||
5790 | if (nb_numa_nodes > smp_cpus) { | |
5791 | nb_numa_nodes = smp_cpus; | |
5792 | } | |
5793 | ||
5794 | /* If no memory size if given for any node, assume the default case | |
5795 | * and distribute the available memory equally across all nodes | |
5796 | */ | |
5797 | for (i = 0; i < nb_numa_nodes; i++) { | |
5798 | if (node_mem[i] != 0) | |
5799 | break; | |
5800 | } | |
5801 | if (i == nb_numa_nodes) { | |
5802 | uint64_t usedmem = 0; | |
5803 | ||
5804 | /* On Linux, the each node's border has to be 8MB aligned, | |
5805 | * the final node gets the rest. | |
5806 | */ | |
5807 | for (i = 0; i < nb_numa_nodes - 1; i++) { | |
5808 | node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); | |
5809 | usedmem += node_mem[i]; | |
5810 | } | |
5811 | node_mem[i] = ram_size - usedmem; | |
5812 | } | |
5813 | ||
5814 | for (i = 0; i < nb_numa_nodes; i++) { | |
5815 | if (node_cpumask[i] != 0) | |
5816 | break; | |
5817 | } | |
5818 | /* assigning the VCPUs round-robin is easier to implement, guest OSes | |
5819 | * must cope with this anyway, because there are BIOSes out there in | |
5820 | * real machines which also use this scheme. | |
5821 | */ | |
5822 | if (i == nb_numa_nodes) { | |
5823 | for (i = 0; i < smp_cpus; i++) { | |
5824 | node_cpumask[i % nb_numa_nodes] |= 1 << i; | |
5825 | } | |
5826 | } | |
5827 | } | |
5828 | ||
3023f332 AL |
5829 | if (kvm_enabled()) { |
5830 | int ret; | |
5831 | ||
5832 | ret = kvm_init(smp_cpus); | |
5833 | if (ret < 0) { | |
5834 | fprintf(stderr, "failed to initialize KVM\n"); | |
5835 | exit(1); | |
5836 | } | |
5837 | } | |
5838 | ||
4c621805 | 5839 | if (monitor_device) { |
ceecf1d1 | 5840 | monitor_hd = qemu_chr_open("monitor", monitor_device, NULL); |
4c621805 AL |
5841 | if (!monitor_hd) { |
5842 | fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device); | |
5843 | exit(1); | |
5844 | } | |
5845 | } | |
5846 | ||
2796dae0 AL |
5847 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
5848 | const char *devname = serial_devices[i]; | |
5849 | if (devname && strcmp(devname, "none")) { | |
5850 | char label[32]; | |
5851 | snprintf(label, sizeof(label), "serial%d", i); | |
ceecf1d1 | 5852 | serial_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5853 | if (!serial_hds[i]) { |
5854 | fprintf(stderr, "qemu: could not open serial device '%s'\n", | |
5855 | devname); | |
5856 | exit(1); | |
5857 | } | |
5858 | } | |
5859 | } | |
5860 | ||
5861 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { | |
5862 | const char *devname = parallel_devices[i]; | |
5863 | if (devname && strcmp(devname, "none")) { | |
5864 | char label[32]; | |
5865 | snprintf(label, sizeof(label), "parallel%d", i); | |
ceecf1d1 | 5866 | parallel_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5867 | if (!parallel_hds[i]) { |
5868 | fprintf(stderr, "qemu: could not open parallel device '%s'\n", | |
5869 | devname); | |
5870 | exit(1); | |
5871 | } | |
5872 | } | |
5873 | } | |
5874 | ||
5875 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { | |
5876 | const char *devname = virtio_consoles[i]; | |
5877 | if (devname && strcmp(devname, "none")) { | |
5878 | char label[32]; | |
5879 | snprintf(label, sizeof(label), "virtcon%d", i); | |
ceecf1d1 | 5880 | virtcon_hds[i] = qemu_chr_open(label, devname, NULL); |
2796dae0 AL |
5881 | if (!virtcon_hds[i]) { |
5882 | fprintf(stderr, "qemu: could not open virtio console '%s'\n", | |
5883 | devname); | |
5884 | exit(1); | |
5885 | } | |
5886 | } | |
5887 | } | |
5888 | ||
3023f332 AL |
5889 | machine->init(ram_size, vga_ram_size, boot_devices, |
5890 | kernel_filename, kernel_cmdline, initrd_filename, cpu_model); | |
5891 | ||
268a362c AL |
5892 | |
5893 | for (env = first_cpu; env != NULL; env = env->next_cpu) { | |
5894 | for (i = 0; i < nb_numa_nodes; i++) { | |
5895 | if (node_cpumask[i] & (1 << env->cpu_index)) { | |
5896 | env->numa_node = i; | |
5897 | } | |
5898 | } | |
5899 | } | |
5900 | ||
6f338c34 AL |
5901 | current_machine = machine; |
5902 | ||
3023f332 AL |
5903 | /* Set KVM's vcpu state to qemu's initial CPUState. */ |
5904 | if (kvm_enabled()) { | |
5905 | int ret; | |
5906 | ||
5907 | ret = kvm_sync_vcpus(); | |
5908 | if (ret < 0) { | |
5909 | fprintf(stderr, "failed to initialize vcpus\n"); | |
5910 | exit(1); | |
5911 | } | |
5912 | } | |
5913 | ||
5914 | /* init USB devices */ | |
5915 | if (usb_enabled) { | |
5916 | for(i = 0; i < usb_devices_index; i++) { | |
c0f4ce77 | 5917 | if (usb_device_add(usb_devices[i], 0) < 0) { |
3023f332 AL |
5918 | fprintf(stderr, "Warning: could not add USB device %s\n", |
5919 | usb_devices[i]); | |
5920 | } | |
5921 | } | |
5922 | } | |
5923 | ||
8f391ab4 AL |
5924 | if (!display_state) |
5925 | dumb_display_init(); | |
3023f332 AL |
5926 | /* just use the first displaystate for the moment */ |
5927 | ds = display_state; | |
313aa567 | 5928 | /* terminal init */ |
a20dd508 | 5929 | if (nographic) { |
4d3b6f6e AZ |
5930 | if (curses) { |
5931 | fprintf(stderr, "fatal: -nographic can't be used with -curses\n"); | |
5932 | exit(1); | |
5933 | } | |
7d957bd8 | 5934 | } else { |
4d3b6f6e | 5935 | #if defined(CONFIG_CURSES) |
7d957bd8 AL |
5936 | if (curses) { |
5937 | /* At the moment curses cannot be used with other displays */ | |
5938 | curses_display_init(ds, full_screen); | |
5939 | } else | |
4d3b6f6e | 5940 | #endif |
7d957bd8 AL |
5941 | { |
5942 | if (vnc_display != NULL) { | |
5943 | vnc_display_init(ds); | |
5944 | if (vnc_display_open(ds, vnc_display) < 0) | |
5945 | exit(1); | |
5946 | } | |
5b0753e0 | 5947 | #if defined(CONFIG_SDL) |
d268de04 | 5948 | if (sdl || !vnc_display) |
7d957bd8 | 5949 | sdl_display_init(ds, full_screen, no_frame); |
5b0753e0 | 5950 | #elif defined(CONFIG_COCOA) |
d268de04 | 5951 | if (sdl || !vnc_display) |
7d957bd8 | 5952 | cocoa_display_init(ds, full_screen); |
313aa567 | 5953 | #endif |
7d957bd8 | 5954 | } |
313aa567 | 5955 | } |
7d957bd8 | 5956 | dpy_resize(ds); |
5b08fc10 | 5957 | |
3023f332 AL |
5958 | dcl = ds->listeners; |
5959 | while (dcl != NULL) { | |
5960 | if (dcl->dpy_refresh != NULL) { | |
5961 | ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); | |
5962 | qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); | |
20d8a3ed | 5963 | } |
3023f332 | 5964 | dcl = dcl->next; |
20d8a3ed | 5965 | } |
3023f332 | 5966 | |
9043b62d BS |
5967 | if (nographic || (vnc_display && !sdl)) { |
5968 | nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL); | |
5969 | qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); | |
5970 | } | |
5971 | ||
2796dae0 | 5972 | text_consoles_set_display(display_state); |
2970a6c9 | 5973 | qemu_chr_initial_reset(); |
2796dae0 | 5974 | |
4c621805 | 5975 | if (monitor_device && monitor_hd) |
cde76ee1 | 5976 | monitor_init(monitor_hd, MONITOR_USE_READLINE | MONITOR_IS_DEFAULT); |
82c643ff | 5977 | |
8d11df9e | 5978 | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
c03b0f0f | 5979 | const char *devname = serial_devices[i]; |
fd5f393a | 5980 | if (devname && strcmp(devname, "none")) { |
5ccfae10 AL |
5981 | char label[32]; |
5982 | snprintf(label, sizeof(label), "serial%d", i); | |
af3a9031 | 5983 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5984 | qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i); |
8d11df9e | 5985 | } |
82c643ff | 5986 | } |
82c643ff | 5987 | |
6508fe59 | 5988 | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
c03b0f0f | 5989 | const char *devname = parallel_devices[i]; |
fd5f393a | 5990 | if (devname && strcmp(devname, "none")) { |
5ccfae10 AL |
5991 | char label[32]; |
5992 | snprintf(label, sizeof(label), "parallel%d", i); | |
af3a9031 | 5993 | if (strstart(devname, "vc", 0)) |
7ba1260a | 5994 | qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i); |
6508fe59 FB |
5995 | } |
5996 | } | |
5997 | ||
9ede2fde AL |
5998 | for(i = 0; i < MAX_VIRTIO_CONSOLES; i++) { |
5999 | const char *devname = virtio_consoles[i]; | |
2796dae0 | 6000 | if (virtcon_hds[i] && devname) { |
9ede2fde AL |
6001 | char label[32]; |
6002 | snprintf(label, sizeof(label), "virtcon%d", i); | |
9ede2fde AL |
6003 | if (strstart(devname, "vc", 0)) |
6004 | qemu_chr_printf(virtcon_hds[i], "virtio console%d\r\n", i); | |
6005 | } | |
6006 | } | |
6007 | ||
67b915a5 | 6008 | #ifdef CONFIG_GDBSTUB |
59030a8c AL |
6009 | if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
6010 | fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n", | |
6011 | gdbstub_dev); | |
6012 | exit(1); | |
45669e00 | 6013 | } |
67b915a5 | 6014 | #endif |
45669e00 | 6015 | |
d63d307f | 6016 | if (loadvm) |
376253ec | 6017 | do_loadvm(cur_mon, loadvm); |
d63d307f | 6018 | |
5bb7910a AL |
6019 | if (incoming) { |
6020 | autostart = 0; /* fixme how to deal with -daemonize */ | |
6021 | qemu_start_incoming_migration(incoming); | |
6022 | } | |
6023 | ||
c0f4ce77 AL |
6024 | if (autostart) |
6025 | vm_start(); | |
ffd843bc | 6026 | |
b9e82a59 | 6027 | #ifndef _WIN32 |
71e3ceb8 TS |
6028 | if (daemonize) { |
6029 | uint8_t status = 0; | |
6030 | ssize_t len; | |
71e3ceb8 TS |
6031 | |
6032 | again1: | |
6033 | len = write(fds[1], &status, 1); | |
6034 | if (len == -1 && (errno == EINTR)) | |
6035 | goto again1; | |
6036 | ||
6037 | if (len != 1) | |
6038 | exit(1); | |
6039 | ||
bd54b863 | 6040 | chdir("/"); |
aeb30be6 | 6041 | TFR(fd = open("/dev/null", O_RDWR)); |
71e3ceb8 TS |
6042 | if (fd == -1) |
6043 | exit(1); | |
0858532e | 6044 | } |
71e3ceb8 | 6045 | |
0858532e AL |
6046 | if (run_as) { |
6047 | pwd = getpwnam(run_as); | |
6048 | if (!pwd) { | |
6049 | fprintf(stderr, "User \"%s\" doesn't exist\n", run_as); | |
6050 | exit(1); | |
6051 | } | |
6052 | } | |
6053 | ||
6054 | if (chroot_dir) { | |
6055 | if (chroot(chroot_dir) < 0) { | |
6056 | fprintf(stderr, "chroot failed\n"); | |
6057 | exit(1); | |
6058 | } | |
6059 | chdir("/"); | |
6060 | } | |
6061 | ||
6062 | if (run_as) { | |
6063 | if (setgid(pwd->pw_gid) < 0) { | |
6064 | fprintf(stderr, "Failed to setgid(%d)\n", pwd->pw_gid); | |
6065 | exit(1); | |
6066 | } | |
6067 | if (setuid(pwd->pw_uid) < 0) { | |
6068 | fprintf(stderr, "Failed to setuid(%d)\n", pwd->pw_uid); | |
6069 | exit(1); | |
6070 | } | |
6071 | if (setuid(0) != -1) { | |
6072 | fprintf(stderr, "Dropping privileges failed\n"); | |
6073 | exit(1); | |
6074 | } | |
6075 | } | |
0858532e AL |
6076 | |
6077 | if (daemonize) { | |
6078 | dup2(fd, 0); | |
6079 | dup2(fd, 1); | |
6080 | dup2(fd, 2); | |
71e3ceb8 | 6081 | |
0858532e | 6082 | close(fd); |
71e3ceb8 | 6083 | } |
b9e82a59 | 6084 | #endif |
71e3ceb8 | 6085 | |
8a7ddc38 | 6086 | main_loop(); |
40c3bac3 | 6087 | quit_timers(); |
63a01ef8 | 6088 | net_cleanup(); |
b46a8906 | 6089 | |
0824d6fc FB |
6090 | return 0; |
6091 | } |