/*
* QEMU System Emulator
*
- * Copyright (c) 2003-2007 Fabrice Bellard
+ * Copyright (c) 2003-2008 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include "vl.h"
+#include "hw/hw.h"
+#include "hw/boards.h"
+#include "hw/usb.h"
+#include "hw/pcmcia.h"
+#include "hw/pc.h"
+#include "hw/audiodev.h"
+#include "hw/isa.h"
+#include "hw/baum.h"
+#include "net.h"
+#include "console.h"
+#include "sysemu.h"
+#include "gdbstub.h"
+#include "qemu-timer.h"
+#include "qemu-char.h"
+#include "block.h"
+#include "audio/audio.h"
#include <unistd.h>
#include <fcntl.h>
#ifdef _WIN32
#include <malloc.h>
#include <sys/timeb.h>
-#include <windows.h>
+#include <mmsystem.h>
#define getopt_long_only getopt_long
#define memalign(align, size) malloc(size)
#endif
//#define DEBUG_UNUSED_IOPORT
//#define DEBUG_IOPORT
-#define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
-
#ifdef TARGET_PPC
#define DEFAULT_RAM_SIZE 144
#else
const char *bios_dir = CONFIG_QEMU_SHAREDIR;
const char *bios_name = NULL;
-char phys_ram_file[1024];
void *ioport_opaque[MAX_IOPORTS];
IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
-/* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
+/* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available
to store the VM snapshots */
-BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
-BlockDriverState *pflash_table[MAX_PFLASH];
-BlockDriverState *sd_bdrv;
-BlockDriverState *mtd_bdrv;
+DriveInfo drives_table[MAX_DRIVES+1];
+int nb_drives;
/* point to the block driver where the snapshots are managed */
BlockDriverState *bs_snapshots;
int vga_ram_size;
static DisplayState display_state;
int nographic;
+int curses;
const char* keyboard_layout = NULL;
int64_t ticks_per_sec;
-#if defined(TARGET_I386)
-#define MAX_BOOT_DEVICES 3
-#else
-#define MAX_BOOT_DEVICES 1
-#endif
-static char boot_device[MAX_BOOT_DEVICES + 1];
-int ram_size;
+ram_addr_t ram_size;
int pit_min_timer_count = 0;
int nb_nics;
NICInfo nd_table[MAX_NICS];
int vm_running;
-int rtc_utc = 1;
-int rtc_start_date = -1; /* -1 means now */
+static int rtc_utc = 1;
+static int rtc_date_offset = -1; /* -1 means no change */
int cirrus_vga_enabled = 1;
int vmsvga_enabled = 0;
#ifdef TARGET_SPARC
int acpi_enabled = 1;
int fd_bootchk = 1;
int no_reboot = 0;
+int no_shutdown = 0;
int cursor_hide = 1;
int graphic_rotate = 0;
int daemonize = 0;
unsigned int nb_prom_envs = 0;
const char *prom_envs[MAX_PROM_ENVS];
#endif
+int nb_drives_opt;
+struct drive_opt {
+ const char *file;
+ char opt[1024];
+} drives_opt[MAX_DRIVES];
+
+static CPUState *cur_cpu;
+static CPUState *next_cpu;
+static int event_pending = 1;
+/* Conversion factor from emulated instructions to virtual clock ticks. */
+static int icount_time_shift;
+/* Arbitrarily pick 1MIPS as the minimum allowable speed. */
+#define MAX_ICOUNT_SHIFT 10
+/* Compensate for varying guest execution speed. */
+static int64_t qemu_icount_bias;
+QEMUTimer *icount_rt_timer;
+QEMUTimer *icount_vm_timer;
#define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR)
target_phys_addr_t isa_mem_base = 0;
PicState2 *isa_pic;
-uint32_t default_ioport_readb(void *opaque, uint32_t address)
+static uint32_t default_ioport_readb(void *opaque, uint32_t address)
{
#ifdef DEBUG_UNUSED_IOPORT
fprintf(stderr, "unused inb: port=0x%04x\n", address);
return 0xff;
}
-void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
+static void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
{
#ifdef DEBUG_UNUSED_IOPORT
fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
}
/* default is to make two byte accesses */
-uint32_t default_ioport_readw(void *opaque, uint32_t address)
+static uint32_t default_ioport_readw(void *opaque, uint32_t address)
{
uint32_t data;
data = ioport_read_table[0][address](ioport_opaque[address], address);
return data;
}
-void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
+static void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
{
ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
address = (address + 1) & (MAX_IOPORTS - 1);
ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
}
-uint32_t default_ioport_readl(void *opaque, uint32_t address)
+static uint32_t default_ioport_readl(void *opaque, uint32_t address)
{
#ifdef DEBUG_UNUSED_IOPORT
fprintf(stderr, "unused inl: port=0x%04x\n", address);
return 0xffffffff;
}
-void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
+static void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
{
#ifdef DEBUG_UNUSED_IOPORT
fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
#endif
}
-void init_ioports(void)
+static void init_ioports(void)
{
int i;
if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
width = 0x7fff;
else
- width = graphic_width;
+ width = graphic_width - 1;
mouse_event(mouse_event_opaque,
width - dy, dx, dz, buttons_state);
} else
return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
}
}
-
#endif
+/* Return the virtual CPU time, based on the instruction counter. */
+static int64_t cpu_get_icount(void)
+{
+ int64_t icount;
+ CPUState *env = cpu_single_env;;
+ icount = qemu_icount;
+ if (env) {
+ if (!can_do_io(env))
+ fprintf(stderr, "Bad clock read\n");
+ icount -= (env->icount_decr.u16.low + env->icount_extra);
+ }
+ return qemu_icount_bias + (icount << icount_time_shift);
+}
+
/***********************************************************/
/* guest cycle counter */
/* return the host CPU cycle counter and handle stop/restart */
int64_t cpu_get_ticks(void)
{
+ if (use_icount) {
+ return cpu_get_icount();
+ }
if (!cpu_ticks_enabled) {
return cpu_ticks_offset;
} else {
};
#define ALARM_FLAG_DYNTICKS 0x1
+#define ALARM_FLAG_EXPIRED 0x2
static inline int alarm_has_dynticks(struct qemu_alarm_timer *t)
{
#endif /* _WIN32 */
+/* Correlation between real and virtual time is always going to be
+ fairly approximate, so ignore small variation.
+ When the guest is idle real and virtual time will be aligned in
+ the IO wait loop. */
+#define ICOUNT_WOBBLE (QEMU_TIMER_BASE / 10)
+
+static void icount_adjust(void)
+{
+ int64_t cur_time;
+ int64_t cur_icount;
+ int64_t delta;
+ static int64_t last_delta;
+ /* If the VM is not running, then do nothing. */
+ if (!vm_running)
+ return;
+
+ cur_time = cpu_get_clock();
+ cur_icount = qemu_get_clock(vm_clock);
+ delta = cur_icount - cur_time;
+ /* FIXME: This is a very crude algorithm, somewhat prone to oscillation. */
+ if (delta > 0
+ && last_delta + ICOUNT_WOBBLE < delta * 2
+ && icount_time_shift > 0) {
+ /* The guest is getting too far ahead. Slow time down. */
+ icount_time_shift--;
+ }
+ if (delta < 0
+ && last_delta - ICOUNT_WOBBLE > delta * 2
+ && icount_time_shift < MAX_ICOUNT_SHIFT) {
+ /* The guest is getting too far behind. Speed time up. */
+ icount_time_shift++;
+ }
+ last_delta = delta;
+ qemu_icount_bias = cur_icount - (qemu_icount << icount_time_shift);
+}
+
+static void icount_adjust_rt(void * opaque)
+{
+ qemu_mod_timer(icount_rt_timer,
+ qemu_get_clock(rt_clock) + 1000);
+ icount_adjust();
+}
+
+static void icount_adjust_vm(void * opaque)
+{
+ qemu_mod_timer(icount_vm_timer,
+ qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10);
+ icount_adjust();
+}
+
+static void init_icount_adjust(void)
+{
+ /* Have both realtime and virtual time triggers for speed adjustment.
+ The realtime trigger catches emulated time passing too slowly,
+ the virtual time trigger catches emulated time passing too fast.
+ Realtime triggers occur even when idle, so use them less frequently
+ than VM triggers. */
+ icount_rt_timer = qemu_new_timer(rt_clock, icount_adjust_rt, NULL);
+ qemu_mod_timer(icount_rt_timer,
+ qemu_get_clock(rt_clock) + 1000);
+ icount_vm_timer = qemu_new_timer(vm_clock, icount_adjust_vm, NULL);
+ qemu_mod_timer(icount_vm_timer,
+ qemu_get_clock(vm_clock) + QEMU_TIMER_BASE / 10);
+}
+
static struct qemu_alarm_timer alarm_timers[] = {
#ifndef _WIN32
#ifdef __linux__
{NULL, }
};
-static void show_available_alarms()
+static void show_available_alarms(void)
{
int i;
int count = (sizeof(alarm_timers) / sizeof(*alarm_timers)) - 1;
char *arg;
char *name;
+ struct qemu_alarm_timer tmp;
- if (!strcmp(opt, "help")) {
+ if (!strcmp(opt, "?")) {
show_available_alarms();
exit(0);
}
/* Reorder the array */
name = strtok(arg, ",");
while (name) {
- struct qemu_alarm_timer tmp;
-
for (i = 0; i < count && alarm_timers[i].name; i++) {
if (!strcmp(alarm_timers[i].name, name))
break;
free(arg);
if (cur) {
- /* Disable remaining timers */
+ /* Disable remaining timers */
for (i = cur; i < count; i++)
alarm_timers[i].name = NULL;
+ } else {
+ show_available_alarms();
+ exit(1);
}
-
- /* debug */
- show_available_alarms();
}
QEMUClock *rt_clock;
static QEMUTimer *active_timers[2];
-QEMUClock *qemu_new_clock(int type)
+static QEMUClock *qemu_new_clock(int type)
{
QEMUClock *clock;
clock = qemu_mallocz(sizeof(QEMUClock));
ts->expire_time = expire_time;
ts->next = *pt;
*pt = ts;
+
+ /* Rearm if necessary */
+ if (pt == &active_timers[ts->clock->type]) {
+ if ((alarm_timer->flags & ALARM_FLAG_EXPIRED) == 0) {
+ qemu_rearm_alarm_timer(alarm_timer);
+ }
+ /* Interrupt execution to force deadline recalculation. */
+ if (use_icount && cpu_single_env) {
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
+ }
+ }
}
int qemu_timer_pending(QEMUTimer *ts)
/* run the callback (the timer list can be modified) */
ts->cb(ts->opaque);
}
- qemu_rearm_alarm_timer(alarm_timer);
}
int64_t qemu_get_clock(QEMUClock *clock)
return get_clock() / 1000000;
default:
case QEMU_TIMER_VIRTUAL:
- return cpu_get_clock();
+ if (use_icount) {
+ return cpu_get_icount();
+ } else {
+ return cpu_get_clock();
+ }
}
}
if (cpu_ticks_enabled) {
hw_error("cannot save state if virtual timers are running");
}
- qemu_put_be64s(f, &cpu_ticks_offset);
- qemu_put_be64s(f, &ticks_per_sec);
- qemu_put_be64s(f, &cpu_clock_offset);
+ qemu_put_be64(f, cpu_ticks_offset);
+ qemu_put_be64(f, ticks_per_sec);
+ qemu_put_be64(f, cpu_clock_offset);
}
static int timer_load(QEMUFile *f, void *opaque, int version_id)
if (cpu_ticks_enabled) {
return -EINVAL;
}
- qemu_get_be64s(f, &cpu_ticks_offset);
- qemu_get_be64s(f, &ticks_per_sec);
+ cpu_ticks_offset=qemu_get_be64(f);
+ ticks_per_sec=qemu_get_be64(f);
if (version_id == 2) {
- qemu_get_be64s(f, &cpu_clock_offset);
+ cpu_clock_offset=qemu_get_be64(f);
}
return 0;
}
}
#endif
if (alarm_has_dynticks(alarm_timer) ||
- qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
- qemu_get_clock(vm_clock)) ||
+ (!use_icount &&
+ qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
+ qemu_get_clock(vm_clock))) ||
qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
qemu_get_clock(rt_clock))) {
#ifdef _WIN32
struct qemu_alarm_win32 *data = ((struct qemu_alarm_timer*)dwUser)->priv;
SetEvent(data->host_alarm);
#endif
- CPUState *env = cpu_single_env;
+ CPUState *env = next_cpu;
+
+ alarm_timer->flags |= ALARM_FLAG_EXPIRED;
+
if (env) {
/* stop the currently executing cpu because a timer occured */
cpu_interrupt(env, CPU_INTERRUPT_EXIT);
}
#endif
}
+ event_pending = 1;
}
}
-static uint64_t qemu_next_deadline(void)
+static int64_t qemu_next_deadline(void)
{
- int64_t nearest_delta_us = INT64_MAX;
- int64_t vmdelta_us;
-
- if (active_timers[QEMU_TIMER_REALTIME])
- nearest_delta_us = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
- qemu_get_clock(rt_clock))*1000;
+ int64_t delta;
if (active_timers[QEMU_TIMER_VIRTUAL]) {
- /* round up */
- vmdelta_us = (active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
- qemu_get_clock(vm_clock)+999)/1000;
- if (vmdelta_us < nearest_delta_us)
- nearest_delta_us = vmdelta_us;
+ delta = active_timers[QEMU_TIMER_VIRTUAL]->expire_time -
+ qemu_get_clock(vm_clock);
+ } else {
+ /* To avoid problems with overflow limit this to 2^32. */
+ delta = INT32_MAX;
+ }
+
+ if (delta < 0)
+ delta = 0;
+
+ return delta;
+}
+
+static uint64_t qemu_next_deadline_dyntick(void)
+{
+ int64_t delta;
+ int64_t rtdelta;
+
+ if (use_icount)
+ delta = INT32_MAX;
+ else
+ delta = (qemu_next_deadline() + 999) / 1000;
+
+ if (active_timers[QEMU_TIMER_REALTIME]) {
+ rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
+ qemu_get_clock(rt_clock))*1000;
+ if (rtdelta < delta)
+ delta = rtdelta;
}
- /* Avoid arming the timer to negative, zero, or too low values */
- if (nearest_delta_us <= MIN_TIMER_REARM_US)
- nearest_delta_us = MIN_TIMER_REARM_US;
+ if (delta < MIN_TIMER_REARM_US)
+ delta = MIN_TIMER_REARM_US;
- return nearest_delta_us;
+ return delta;
}
#ifndef _WIN32
/* timer signal */
sigfillset(&act.sa_mask);
act.sa_flags = 0;
-#if defined (TARGET_I386) && defined(USE_CODE_COPY)
- act.sa_flags |= SA_ONSTACK;
-#endif
act.sa_handler = host_alarm_handler;
sigaction(SIGIO, &act, NULL);
static int rtc_start_timer(struct qemu_alarm_timer *t)
{
int rtc_fd;
+ unsigned long current_rtc_freq = 0;
TFR(rtc_fd = open("/dev/rtc", O_RDONLY));
if (rtc_fd < 0)
return -1;
- if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
+ ioctl(rtc_fd, RTC_IRQP_READ, ¤t_rtc_freq);
+ if (current_rtc_freq != RTC_FREQ &&
+ ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
"error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
"type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
sigfillset(&act.sa_mask);
act.sa_flags = 0;
-#if defined(TARGET_I386) && defined(USE_CODE_COPY)
- act.sa_flags |= SA_ONSTACK;
-#endif
act.sa_handler = host_alarm_handler;
sigaction(SIGALRM, &act, NULL);
if (!active_timers[QEMU_TIMER_REALTIME] &&
!active_timers[QEMU_TIMER_VIRTUAL])
- return;
+ return;
- nearest_delta_us = qemu_next_deadline();
+ nearest_delta_us = qemu_next_deadline_dyntick();
/* check whether a timer is already running */
if (timer_gettime(host_timer, &timeout)) {
/* timer signal */
sigfillset(&act.sa_mask);
act.sa_flags = 0;
-#if defined(TARGET_I386) && defined(USE_CODE_COPY)
- act.sa_flags |= SA_ONSTACK;
-#endif
act.sa_handler = host_alarm_handler;
sigaction(SIGALRM, &act, NULL);
if (!active_timers[QEMU_TIMER_REALTIME] &&
!active_timers[QEMU_TIMER_VIRTUAL])
- return;
+ return;
- nearest_delta_us = qemu_next_deadline();
+ nearest_delta_us = qemu_next_deadline_dyntick();
nearest_delta_us /= 1000;
timeKillEvent(data->timerId);
alarm_timer = t;
}
-void quit_timers(void)
+static void quit_timers(void)
{
alarm_timer->stop(alarm_timer);
alarm_timer = NULL;
}
+/***********************************************************/
+/* host time/date access */
+void qemu_get_timedate(struct tm *tm, int offset)
+{
+ time_t ti;
+ struct tm *ret;
+
+ time(&ti);
+ ti += offset;
+ if (rtc_date_offset == -1) {
+ if (rtc_utc)
+ ret = gmtime(&ti);
+ else
+ ret = localtime(&ti);
+ } else {
+ ti -= rtc_date_offset;
+ ret = gmtime(&ti);
+ }
+
+ memcpy(tm, ret, sizeof(struct tm));
+}
+
+int qemu_timedate_diff(struct tm *tm)
+{
+ time_t seconds;
+
+ if (rtc_date_offset == -1)
+ if (rtc_utc)
+ seconds = mktimegm(tm);
+ else
+ seconds = mktime(tm);
+ else
+ seconds = mktimegm(tm) + rtc_date_offset;
+
+ return seconds - time(NULL);
+}
+
/***********************************************************/
/* character device */
s->chr_read(s->handler_opaque, buf, len);
}
+void qemu_chr_accept_input(CharDriverState *s)
+{
+ if (s->chr_accept_input)
+ s->chr_accept_input(s);
+}
void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, sizeof(buf), fmt, ap);
- qemu_chr_write(s, buf, strlen(buf));
+ qemu_chr_write(s, (uint8_t *)buf, strlen(buf));
va_end(ap);
}
static int term_timestamps;
static int64_t term_timestamps_start;
#define MAX_MUX 4
+#define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
+#define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
typedef struct {
IOCanRWHandler *chr_can_read[MAX_MUX];
IOReadHandler *chr_read[MAX_MUX];
IOEventHandler *chr_event[MAX_MUX];
void *ext_opaque[MAX_MUX];
CharDriverState *drv;
+ unsigned char buffer[MUX_BUFFER_SIZE];
+ int prod;
+ int cons;
int mux_cnt;
int term_got_escape;
int max_size;
(secs / 60) % 60,
secs % 60,
(int)((ti / 1000000) % 1000));
- d->drv->chr_write(d->drv, buf1, strlen(buf1));
+ d->drv->chr_write(d->drv, (uint8_t *)buf1, strlen(buf1));
}
}
}
sprintf(cbuf,"\n\r");
sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
} else {
- sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
+ sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
+ term_escape_char);
}
- chr->chr_write(chr, cbuf, strlen(cbuf));
+ chr->chr_write(chr, (uint8_t *)cbuf, strlen(cbuf));
for (i = 0; mux_help[i] != NULL; i++) {
for (j=0; mux_help[i][j] != '\0'; j++) {
if (mux_help[i][j] == '%')
- chr->chr_write(chr, ebuf, strlen(ebuf));
+ chr->chr_write(chr, (uint8_t *)ebuf, strlen(ebuf));
else
- chr->chr_write(chr, &mux_help[i][j], 1);
+ chr->chr_write(chr, (uint8_t *)&mux_help[i][j], 1);
}
}
}
case 'x':
{
char *term = "QEMU: Terminated\n\r";
- chr->chr_write(chr,term,strlen(term));
+ chr->chr_write(chr,(uint8_t *)term,strlen(term));
exit(0);
break;
}
case 's':
{
int i;
- for (i = 0; i < MAX_DISKS; i++) {
- if (bs_table[i])
- bdrv_commit(bs_table[i]);
+ for (i = 0; i < nb_drives; i++) {
+ bdrv_commit(drives_table[i].bdrv);
}
- if (mtd_bdrv)
- bdrv_commit(mtd_bdrv);
}
break;
case 'b':
return 0;
}
+static void mux_chr_accept_input(CharDriverState *chr)
+{
+ int m = chr->focus;
+ MuxDriver *d = chr->opaque;
+
+ while (d->prod != d->cons &&
+ d->chr_can_read[m] &&
+ d->chr_can_read[m](d->ext_opaque[m])) {
+ d->chr_read[m](d->ext_opaque[m],
+ &d->buffer[d->cons++ & MUX_BUFFER_MASK], 1);
+ }
+}
+
static int mux_chr_can_read(void *opaque)
{
CharDriverState *chr = opaque;
MuxDriver *d = chr->opaque;
+
+ if ((d->prod - d->cons) < MUX_BUFFER_SIZE)
+ return 1;
if (d->chr_can_read[chr->focus])
- return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
+ return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
return 0;
}
{
CharDriverState *chr = opaque;
MuxDriver *d = chr->opaque;
+ int m = chr->focus;
int i;
+
+ mux_chr_accept_input (opaque);
+
for(i = 0; i < size; i++)
- if (mux_proc_byte(chr, d, buf[i]))
- d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
+ if (mux_proc_byte(chr, d, buf[i])) {
+ if (d->prod == d->cons &&
+ d->chr_can_read[m] &&
+ d->chr_can_read[m](d->ext_opaque[m]))
+ d->chr_read[m](d->ext_opaque[m], &buf[i], 1);
+ else
+ d->buffer[d->prod++ & MUX_BUFFER_MASK] = buf[i];
+ }
}
static void mux_chr_event(void *opaque, int event)
d->mux_cnt++;
}
-CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
+static CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
{
CharDriverState *chr;
MuxDriver *d;
chr->focus = -1;
chr->chr_write = mux_chr_write;
chr->chr_update_read_handler = mux_chr_update_read_handler;
+ chr->chr_accept_input = mux_chr_accept_input;
return chr;
}
}
}
+static void fd_chr_close(struct CharDriverState *chr)
+{
+ FDCharDriver *s = chr->opaque;
+
+ if (s->fd_in >= 0) {
+ if (nographic && s->fd_in == 0) {
+ } else {
+ qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
+ }
+ }
+
+ qemu_free(s);
+}
+
/* open a character device to a unix fd */
static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
{
chr->opaque = s;
chr->chr_write = fd_chr_write;
chr->chr_update_read_handler = fd_chr_update_read_handler;
+ chr->chr_close = fd_chr_close;
qemu_chr_reset(chr);
/* init terminal so that we can grab keys */
static struct termios oldtty;
static int old_fd0_flags;
+static int term_atexit_done;
static void term_exit(void)
{
tcsetattr (0, TCSANOW, &tty);
- atexit(term_exit);
+ if (!term_atexit_done++)
+ atexit(term_exit);
fcntl(0, F_SETFL, O_NONBLOCK);
}
+static void qemu_chr_close_stdio(struct CharDriverState *chr)
+{
+ term_exit();
+ stdio_nb_clients--;
+ qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
+ fd_chr_close(chr);
+}
+
static CharDriverState *qemu_chr_open_stdio(void)
{
CharDriverState *chr;
if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
return NULL;
chr = qemu_chr_open_fd(0, 1);
+ chr->chr_close = qemu_chr_close_stdio;
qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
stdio_nb_clients++;
term_init();
return chr;
}
+#ifdef __sun__
+/* Once Solaris has openpty(), this is going to be removed. */
+int openpty(int *amaster, int *aslave, char *name,
+ struct termios *termp, struct winsize *winp)
+{
+ const char *slave;
+ int mfd = -1, sfd = -1;
+
+ *amaster = *aslave = -1;
+
+ mfd = open("/dev/ptmx", O_RDWR | O_NOCTTY);
+ if (mfd < 0)
+ goto err;
+
+ if (grantpt(mfd) == -1 || unlockpt(mfd) == -1)
+ goto err;
+
+ if ((slave = ptsname(mfd)) == NULL)
+ goto err;
+
+ if ((sfd = open(slave, O_RDONLY | O_NOCTTY)) == -1)
+ goto err;
+
+ if (ioctl(sfd, I_PUSH, "ptem") == -1 ||
+ (termp != NULL && tcgetattr(sfd, termp) < 0))
+ goto err;
+
+ if (amaster)
+ *amaster = mfd;
+ if (aslave)
+ *aslave = sfd;
+ if (winp)
+ ioctl(sfd, TIOCSWINSZ, winp);
+
+ return 0;
+
+err:
+ if (sfd != -1)
+ close(sfd);
+ close(mfd);
+ return -1;
+}
+
+void cfmakeraw (struct termios *termios_p)
+{
+ termios_p->c_iflag &=
+ ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
+ termios_p->c_oflag &= ~OPOST;
+ termios_p->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
+ termios_p->c_cflag &= ~(CSIZE|PARENB);
+ termios_p->c_cflag |= CS8;
+
+ termios_p->c_cc[VMIN] = 0;
+ termios_p->c_cc[VTIME] = 0;
+}
+#endif
+
#if defined(__linux__) || defined(__sun__)
static CharDriverState *qemu_chr_open_pty(void)
{
struct termios tty;
- char slave_name[1024];
int master_fd, slave_fd;
-#if defined(__linux__)
- /* Not satisfying */
- if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
+ if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) < 0) {
return NULL;
}
-#endif
- /* Disabling local echo and line-buffered output */
- tcgetattr (master_fd, &tty);
- tty.c_lflag &= ~(ECHO|ICANON|ISIG);
- tty.c_cc[VMIN] = 1;
- tty.c_cc[VTIME] = 0;
- tcsetattr (master_fd, TCSAFLUSH, &tty);
+ /* Set raw attributes on the pty. */
+ cfmakeraw(&tty);
+ tcsetattr(slave_fd, TCSAFLUSH, &tty);
- fprintf(stderr, "char device redirected to %s\n", slave_name);
+ fprintf(stderr, "char device redirected to %s\n", ptsname(master_fd));
return qemu_chr_open_fd(master_fd, master_fd);
}
#endif
tcgetattr (fd, &tty);
- switch(speed) {
- case 50:
+#define MARGIN 1.1
+ if (speed <= 50 * MARGIN)
spd = B50;
- break;
- case 75:
+ else if (speed <= 75 * MARGIN)
spd = B75;
- break;
- case 300:
+ else if (speed <= 300 * MARGIN)
spd = B300;
- break;
- case 600:
+ else if (speed <= 600 * MARGIN)
spd = B600;
- break;
- case 1200:
+ else if (speed <= 1200 * MARGIN)
spd = B1200;
- break;
- case 2400:
+ else if (speed <= 2400 * MARGIN)
spd = B2400;
- break;
- case 4800:
+ else if (speed <= 4800 * MARGIN)
spd = B4800;
- break;
- case 9600:
+ else if (speed <= 9600 * MARGIN)
spd = B9600;
- break;
- case 19200:
+ else if (speed <= 19200 * MARGIN)
spd = B19200;
- break;
- case 38400:
+ else if (speed <= 38400 * MARGIN)
spd = B38400;
- break;
- case 57600:
+ else if (speed <= 57600 * MARGIN)
spd = B57600;
- break;
- default:
- case 115200:
+ else if (speed <= 115200 * MARGIN)
+ spd = B115200;
+ else
spd = B115200;
- break;
- }
cfsetispeed(&tty, spd);
cfsetospeed(&tty, spd);
typedef struct {
int fd;
struct sockaddr_in daddr;
- char buf[1024];
+ uint8_t buf[1024];
int bufcnt;
int bufptr;
int max_size;
#define IAC_BREAK 243
static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
TCPCharDriver *s,
- char *buf, int *size)
+ uint8_t *buf, int *size)
{
/* Handle any telnet client's basic IAC options to satisfy char by
* char mode with no echo. All IAC options will be removed from
#ifndef _WIN32
if (is_unix) {
char path[109];
- strncpy(path, uaddr.sun_path, 108);
- path[108] = 0;
+ pstrcpy(path, sizeof(path), uaddr.sun_path);
unlink(path);
} else
#endif
} else
if (strstart(filename, "file:", &p)) {
return qemu_chr_open_win_file_out(p);
- }
+ } else
+#endif
+#ifdef CONFIG_BRLAPI
+ if (!strcmp(filename, "braille")) {
+ return chr_baum_init();
+ } else
#endif
{
return NULL;
{
if (chr->chr_close)
chr->chr_close(chr);
+ qemu_free(chr);
}
/***********************************************************/
/* network device redirectors */
-void hex_dump(FILE *f, const uint8_t *buf, int size)
+__attribute__ (( unused ))
+static void hex_dump(FILE *f, const uint8_t *buf, int size)
{
int len, i, j, c;
static int parse_macaddr(uint8_t *macaddr, const char *p)
{
int i;
- for(i = 0; i < 6; i++) {
- macaddr[i] = strtol(p, (char **)&p, 16);
- if (i == 5) {
- if (*p != '\0')
- return -1;
- } else {
- if (*p != ':')
- return -1;
- p++;
+ char *last_char;
+ long int offset;
+
+ errno = 0;
+ offset = strtol(p, &last_char, 0);
+ if (0 == errno && '\0' == *last_char &&
+ offset >= 0 && offset <= 0xFFFFFF) {
+ macaddr[3] = (offset & 0xFF0000) >> 16;
+ macaddr[4] = (offset & 0xFF00) >> 8;
+ macaddr[5] = offset & 0xFF;
+ return 0;
+ } else {
+ for(i = 0; i < 6; i++) {
+ macaddr[i] = strtol(p, (char **)&p, 16);
+ if (i == 5) {
+ if (*p != '\0')
+ return -1;
+ } else {
+ if (*p != ':' && *p != '-')
+ return -1;
+ p++;
+ }
}
+ return 0;
}
- return 0;
+
+ return -1;
}
static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
char smb_dir[1024];
-static void smb_exit(void)
+static void erase_dir(char *dir_name)
{
DIR *d;
struct dirent *de;
char filename[1024];
/* erase all the files in the directory */
- d = opendir(smb_dir);
- for(;;) {
- de = readdir(d);
- if (!de)
- break;
- if (strcmp(de->d_name, ".") != 0 &&
- strcmp(de->d_name, "..") != 0) {
- snprintf(filename, sizeof(filename), "%s/%s",
- smb_dir, de->d_name);
- unlink(filename);
+ if ((d = opendir(dir_name)) != 0) {
+ for(;;) {
+ de = readdir(d);
+ if (!de)
+ break;
+ if (strcmp(de->d_name, ".") != 0 &&
+ strcmp(de->d_name, "..") != 0) {
+ snprintf(filename, sizeof(filename), "%s/%s",
+ smb_dir, de->d_name);
+ if (unlink(filename) != 0) /* is it a directory? */
+ erase_dir(filename);
+ }
}
+ closedir(d);
+ rmdir(dir_name);
}
- closedir(d);
- rmdir(smb_dir);
}
/* automatic user mode samba server configuration */
-void net_slirp_smb(const char *exported_dir)
+static void smb_exit(void)
+{
+ erase_dir(smb_dir);
+}
+
+/* automatic user mode samba server configuration */
+static void net_slirp_smb(const char *exported_dir)
{
char smb_conf[1024];
char smb_cmdline[1024];
{
int so_type=-1, optlen=sizeof(so_type);
- if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
+ if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
+ (socklen_t *)&optlen)< 0) {
fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
return NULL;
}
}
+static const char *get_opt_name(char *buf, int buf_size, const char *p)
+{
+ char *q;
+
+ q = buf;
+ while (*p != '\0' && *p != '=') {
+ if (q && (q - buf) < buf_size - 1)
+ *q++ = *p;
+ p++;
+ }
+ if (q)
+ *q = '\0';
+
+ return p;
+}
+
+static const char *get_opt_value(char *buf, int buf_size, const char *p)
+{
+ char *q;
+
+ q = buf;
+ while (*p != '\0') {
+ if (*p == ',') {
+ if (*(p + 1) != ',')
+ break;
+ p++;
+ }
+ if (q && (q - buf) < buf_size - 1)
+ *q++ = *p;
+ p++;
+ }
+ if (q)
+ *q = '\0';
+
+ return p;
+}
+
static int get_param_value(char *buf, int buf_size,
const char *tag, const char *str)
{
const char *p;
- char *q;
char option[128];
p = str;
for(;;) {
- q = option;
- while (*p != '\0' && *p != '=') {
- if ((q - option) < sizeof(option) - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
+ p = get_opt_name(option, sizeof(option), p);
if (*p != '=')
break;
p++;
if (!strcmp(tag, option)) {
- q = buf;
- while (*p != '\0' && *p != ',') {
- if ((q - buf) < buf_size - 1)
- *q++ = *p;
- p++;
- }
- *q = '\0';
- return q - buf;
+ (void)get_opt_value(buf, buf_size, p);
+ return strlen(buf);
} else {
- while (*p != '\0' && *p != ',') {
- p++;
- }
+ p = get_opt_value(NULL, 0, p);
}
if (*p != ',')
break;
return 0;
}
+static int check_params(char *buf, int buf_size,
+ char **params, const char *str)
+{
+ const char *p;
+ int i;
+
+ p = str;
+ for(;;) {
+ p = get_opt_name(buf, buf_size, p);
+ if (*p != '=')
+ return -1;
+ p++;
+ for(i = 0; params[i] != NULL; i++)
+ if (!strcmp(params[i], buf))
+ break;
+ if (params[i] == NULL)
+ return -1;
+ p = get_opt_value(NULL, 0, p);
+ if (*p != ',')
+ break;
+ p++;
+ }
+ return 0;
+}
+
+
static int net_client_init(const char *str)
{
const char *p;
vlan->nb_host_devs++;
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
fd = strtol(buf, NULL, 0);
+ fcntl(fd, F_SETFL, O_NONBLOCK);
ret = -1;
if (net_tap_fd_init(vlan, fd))
ret = 0;
}
}
-/***********************************************************/
-/* USB devices */
-
-static USBPort *used_usb_ports;
-static USBPort *free_usb_ports;
+#define HD_ALIAS "index=%d,media=disk"
+#ifdef TARGET_PPC
+#define CDROM_ALIAS "index=1,media=cdrom"
+#else
+#define CDROM_ALIAS "index=2,media=cdrom"
+#endif
+#define FD_ALIAS "index=%d,if=floppy"
+#define PFLASH_ALIAS "if=pflash"
+#define MTD_ALIAS "if=mtd"
+#define SD_ALIAS "index=0,if=sd"
-/* ??? Maybe change this to register a hub to keep track of the topology. */
-void qemu_register_usb_port(USBPort *port, void *opaque, int index,
- usb_attachfn attach)
+static int drive_add(const char *file, const char *fmt, ...)
{
- port->opaque = opaque;
- port->index = index;
- port->attach = attach;
- port->next = free_usb_ports;
- free_usb_ports = port;
+ va_list ap;
+
+ if (nb_drives_opt >= MAX_DRIVES) {
+ fprintf(stderr, "qemu: too many drives\n");
+ exit(1);
+ }
+
+ drives_opt[nb_drives_opt].file = file;
+ va_start(ap, fmt);
+ vsnprintf(drives_opt[nb_drives_opt].opt,
+ sizeof(drives_opt[0].opt), fmt, ap);
+ va_end(ap);
+
+ return nb_drives_opt++;
}
-static int usb_device_add(const char *devname)
+int drive_get_index(BlockInterfaceType type, int bus, int unit)
{
- const char *p;
- USBDevice *dev;
- USBPort *port;
+ int index;
+
+ /* seek interface, bus and unit */
+
+ for (index = 0; index < nb_drives; index++)
+ if (drives_table[index].type == type &&
+ drives_table[index].bus == bus &&
+ drives_table[index].unit == unit)
+ return index;
+
+ return -1;
+}
+
+int drive_get_max_bus(BlockInterfaceType type)
+{
+ int max_bus;
+ int index;
+
+ max_bus = -1;
+ for (index = 0; index < nb_drives; index++) {
+ if(drives_table[index].type == type &&
+ drives_table[index].bus > max_bus)
+ max_bus = drives_table[index].bus;
+ }
+ return max_bus;
+}
+
+static void bdrv_format_print(void *opaque, const char *name)
+{
+ fprintf(stderr, " %s", name);
+}
+
+static int drive_init(struct drive_opt *arg, int snapshot,
+ QEMUMachine *machine)
+{
+ char buf[128];
+ char file[1024];
+ char devname[128];
+ const char *mediastr = "";
+ BlockInterfaceType type;
+ enum { MEDIA_DISK, MEDIA_CDROM } media;
+ int bus_id, unit_id;
+ int cyls, heads, secs, translation;
+ BlockDriverState *bdrv;
+ BlockDriver *drv = NULL;
+ int max_devs;
+ int index;
+ int cache;
+ int bdrv_flags;
+ char *str = arg->opt;
+ char *params[] = { "bus", "unit", "if", "index", "cyls", "heads",
+ "secs", "trans", "media", "snapshot", "file",
+ "cache", "format", NULL };
+
+ if (check_params(buf, sizeof(buf), params, str) < 0) {
+ fprintf(stderr, "qemu: unknown parameter '%s' in '%s'\n",
+ buf, str);
+ return -1;
+ }
+
+ file[0] = 0;
+ cyls = heads = secs = 0;
+ bus_id = 0;
+ unit_id = -1;
+ translation = BIOS_ATA_TRANSLATION_AUTO;
+ index = -1;
+ cache = 1;
+
+ if (!strcmp(machine->name, "realview") ||
+ !strcmp(machine->name, "SS-5") ||
+ !strcmp(machine->name, "SS-10") ||
+ !strcmp(machine->name, "SS-600MP") ||
+ !strcmp(machine->name, "versatilepb") ||
+ !strcmp(machine->name, "versatileab")) {
+ type = IF_SCSI;
+ max_devs = MAX_SCSI_DEVS;
+ strcpy(devname, "scsi");
+ } else {
+ type = IF_IDE;
+ max_devs = MAX_IDE_DEVS;
+ strcpy(devname, "ide");
+ }
+ media = MEDIA_DISK;
+
+ /* extract parameters */
+
+ if (get_param_value(buf, sizeof(buf), "bus", str)) {
+ bus_id = strtol(buf, NULL, 0);
+ if (bus_id < 0) {
+ fprintf(stderr, "qemu: '%s' invalid bus id\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "unit", str)) {
+ unit_id = strtol(buf, NULL, 0);
+ if (unit_id < 0) {
+ fprintf(stderr, "qemu: '%s' invalid unit id\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "if", str)) {
+ pstrcpy(devname, sizeof(devname), buf);
+ if (!strcmp(buf, "ide")) {
+ type = IF_IDE;
+ max_devs = MAX_IDE_DEVS;
+ } else if (!strcmp(buf, "scsi")) {
+ type = IF_SCSI;
+ max_devs = MAX_SCSI_DEVS;
+ } else if (!strcmp(buf, "floppy")) {
+ type = IF_FLOPPY;
+ max_devs = 0;
+ } else if (!strcmp(buf, "pflash")) {
+ type = IF_PFLASH;
+ max_devs = 0;
+ } else if (!strcmp(buf, "mtd")) {
+ type = IF_MTD;
+ max_devs = 0;
+ } else if (!strcmp(buf, "sd")) {
+ type = IF_SD;
+ max_devs = 0;
+ } else {
+ fprintf(stderr, "qemu: '%s' unsupported bus type '%s'\n", str, buf);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "index", str)) {
+ index = strtol(buf, NULL, 0);
+ if (index < 0) {
+ fprintf(stderr, "qemu: '%s' invalid index\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "cyls", str)) {
+ cyls = strtol(buf, NULL, 0);
+ }
+
+ if (get_param_value(buf, sizeof(buf), "heads", str)) {
+ heads = strtol(buf, NULL, 0);
+ }
+
+ if (get_param_value(buf, sizeof(buf), "secs", str)) {
+ secs = strtol(buf, NULL, 0);
+ }
+
+ if (cyls || heads || secs) {
+ if (cyls < 1 || cyls > 16383) {
+ fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", str);
+ return -1;
+ }
+ if (heads < 1 || heads > 16) {
+ fprintf(stderr, "qemu: '%s' invalid physical heads number\n", str);
+ return -1;
+ }
+ if (secs < 1 || secs > 63) {
+ fprintf(stderr, "qemu: '%s' invalid physical secs number\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "trans", str)) {
+ if (!cyls) {
+ fprintf(stderr,
+ "qemu: '%s' trans must be used with cyls,heads and secs\n",
+ str);
+ return -1;
+ }
+ if (!strcmp(buf, "none"))
+ translation = BIOS_ATA_TRANSLATION_NONE;
+ else if (!strcmp(buf, "lba"))
+ translation = BIOS_ATA_TRANSLATION_LBA;
+ else if (!strcmp(buf, "auto"))
+ translation = BIOS_ATA_TRANSLATION_AUTO;
+ else {
+ fprintf(stderr, "qemu: '%s' invalid translation type\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "media", str)) {
+ if (!strcmp(buf, "disk")) {
+ media = MEDIA_DISK;
+ } else if (!strcmp(buf, "cdrom")) {
+ if (cyls || secs || heads) {
+ fprintf(stderr,
+ "qemu: '%s' invalid physical CHS format\n", str);
+ return -1;
+ }
+ media = MEDIA_CDROM;
+ } else {
+ fprintf(stderr, "qemu: '%s' invalid media\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "snapshot", str)) {
+ if (!strcmp(buf, "on"))
+ snapshot = 1;
+ else if (!strcmp(buf, "off"))
+ snapshot = 0;
+ else {
+ fprintf(stderr, "qemu: '%s' invalid snapshot option\n", str);
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "cache", str)) {
+ if (!strcmp(buf, "off"))
+ cache = 0;
+ else if (!strcmp(buf, "on"))
+ cache = 1;
+ else {
+ fprintf(stderr, "qemu: invalid cache option\n");
+ return -1;
+ }
+ }
+
+ if (get_param_value(buf, sizeof(buf), "format", str)) {
+ if (strcmp(buf, "?") == 0) {
+ fprintf(stderr, "qemu: Supported formats:");
+ bdrv_iterate_format(bdrv_format_print, NULL);
+ fprintf(stderr, "\n");
+ return -1;
+ }
+ drv = bdrv_find_format(buf);
+ if (!drv) {
+ fprintf(stderr, "qemu: '%s' invalid format\n", buf);
+ return -1;
+ }
+ }
+
+ if (arg->file == NULL)
+ get_param_value(file, sizeof(file), "file", str);
+ else
+ pstrcpy(file, sizeof(file), arg->file);
+
+ /* compute bus and unit according index */
+
+ if (index != -1) {
+ if (bus_id != 0 || unit_id != -1) {
+ fprintf(stderr,
+ "qemu: '%s' index cannot be used with bus and unit\n", str);
+ return -1;
+ }
+ if (max_devs == 0)
+ {
+ unit_id = index;
+ bus_id = 0;
+ } else {
+ unit_id = index % max_devs;
+ bus_id = index / max_devs;
+ }
+ }
+
+ /* if user doesn't specify a unit_id,
+ * try to find the first free
+ */
+
+ if (unit_id == -1) {
+ unit_id = 0;
+ while (drive_get_index(type, bus_id, unit_id) != -1) {
+ unit_id++;
+ if (max_devs && unit_id >= max_devs) {
+ unit_id -= max_devs;
+ bus_id++;
+ }
+ }
+ }
+
+ /* check unit id */
+
+ if (max_devs && unit_id >= max_devs) {
+ fprintf(stderr, "qemu: '%s' unit %d too big (max is %d)\n",
+ str, unit_id, max_devs - 1);
+ return -1;
+ }
+
+ /*
+ * ignore multiple definitions
+ */
+
+ if (drive_get_index(type, bus_id, unit_id) != -1)
+ return 0;
+
+ /* init */
+
+ if (type == IF_IDE || type == IF_SCSI)
+ mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
+ if (max_devs)
+ snprintf(buf, sizeof(buf), "%s%i%s%i",
+ devname, bus_id, mediastr, unit_id);
+ else
+ snprintf(buf, sizeof(buf), "%s%s%i",
+ devname, mediastr, unit_id);
+ bdrv = bdrv_new(buf);
+ drives_table[nb_drives].bdrv = bdrv;
+ drives_table[nb_drives].type = type;
+ drives_table[nb_drives].bus = bus_id;
+ drives_table[nb_drives].unit = unit_id;
+ nb_drives++;
+
+ switch(type) {
+ case IF_IDE:
+ case IF_SCSI:
+ switch(media) {
+ case MEDIA_DISK:
+ if (cyls != 0) {
+ bdrv_set_geometry_hint(bdrv, cyls, heads, secs);
+ bdrv_set_translation_hint(bdrv, translation);
+ }
+ break;
+ case MEDIA_CDROM:
+ bdrv_set_type_hint(bdrv, BDRV_TYPE_CDROM);
+ break;
+ }
+ break;
+ case IF_SD:
+ /* FIXME: This isn't really a floppy, but it's a reasonable
+ approximation. */
+ case IF_FLOPPY:
+ bdrv_set_type_hint(bdrv, BDRV_TYPE_FLOPPY);
+ break;
+ case IF_PFLASH:
+ case IF_MTD:
+ break;
+ }
+ if (!file[0])
+ return 0;
+ bdrv_flags = 0;
+ if (snapshot)
+ bdrv_flags |= BDRV_O_SNAPSHOT;
+ if (!cache)
+ bdrv_flags |= BDRV_O_DIRECT;
+ if (bdrv_open2(bdrv, file, bdrv_flags, drv) < 0 || qemu_key_check(bdrv, file)) {
+ fprintf(stderr, "qemu: could not open disk image %s\n",
+ file);
+ return -1;
+ }
+ return 0;
+}
+
+/***********************************************************/
+/* USB devices */
+
+static USBPort *used_usb_ports;
+static USBPort *free_usb_ports;
+
+/* ??? Maybe change this to register a hub to keep track of the topology. */
+void qemu_register_usb_port(USBPort *port, void *opaque, int index,
+ usb_attachfn attach)
+{
+ port->opaque = opaque;
+ port->index = index;
+ port->attach = attach;
+ port->next = free_usb_ports;
+ free_usb_ports = port;
+}
+
+static int usb_device_add(const char *devname)
+{
+ const char *p;
+ USBDevice *dev;
+ USBPort *port;
if (!free_usb_ports)
return -1;
dev = usb_msd_init(p);
} else if (!strcmp(devname, "wacom-tablet")) {
dev = usb_wacom_init();
+ } else if (strstart(devname, "serial:", &p)) {
+ dev = usb_serial_init(p);
+#ifdef CONFIG_BRLAPI
+ } else if (!strcmp(devname, "braille")) {
+ dev = usb_baum_init();
+#endif
} else {
return -1;
}
return NULL;
}
-QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
+static QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
{
QEMUFile *f;
static SaveStateEntry *first_se;
+/* TODO: Individual devices generally have very little idea about the rest
+ of the system, so instance_id should be removed/replaced. */
int register_savevm(const char *idstr,
int instance_id,
int version_id,
if (!se)
return -1;
pstrcpy(se->idstr, sizeof(se->idstr), idstr);
- se->instance_id = instance_id;
+ se->instance_id = (instance_id == -1) ? 0 : instance_id;
se->version_id = version_id;
se->save_state = save_state;
se->load_state = load_state;
/* add at the end of list */
pse = &first_se;
- while (*pse != NULL)
+ while (*pse != NULL) {
+ if (instance_id == -1
+ && strcmp(se->idstr, (*pse)->idstr) == 0
+ && se->instance_id <= (*pse)->instance_id)
+ se->instance_id = (*pse)->instance_id + 1;
pse = &(*pse)->next;
+ }
*pse = se;
return 0;
}
#define QEMU_VM_FILE_MAGIC 0x5145564d
#define QEMU_VM_FILE_VERSION 0x00000002
-int qemu_savevm_state(QEMUFile *f)
+static int qemu_savevm_state(QEMUFile *f)
{
SaveStateEntry *se;
int len, ret;
qemu_put_be64(f, 0); /* total size */
for(se = first_se; se != NULL; se = se->next) {
+ if (se->save_state == NULL)
+ /* this one has a loader only, for backwards compatibility */
+ continue;
+
/* ID string */
len = strlen(se->idstr);
qemu_put_byte(f, len);
- qemu_put_buffer(f, se->idstr, len);
+ qemu_put_buffer(f, (uint8_t *)se->idstr, len);
qemu_put_be32(f, se->instance_id);
qemu_put_be32(f, se->version_id);
/* record size: filled later */
len_pos = qemu_ftell(f);
qemu_put_be32(f, 0);
-
se->save_state(f, se->opaque);
/* fill record size */
return NULL;
}
-int qemu_loadvm_state(QEMUFile *f)
+static int qemu_loadvm_state(QEMUFile *f)
{
SaveStateEntry *se;
int len, ret, instance_id, record_len, version_id;
if (qemu_ftell(f) >= end_pos)
break;
len = qemu_get_byte(f);
- qemu_get_buffer(f, idstr, len);
+ qemu_get_buffer(f, (uint8_t *)idstr, len);
idstr[len] = '\0';
instance_id = qemu_get_be32(f);
version_id = qemu_get_be32(f);
if (bs_snapshots)
return bs_snapshots;
- for(i = 0; i <= MAX_DISKS; i++) {
- bs = bs_table[i];
+ for(i = 0; i <= nb_drives; i++) {
+ bs = drives_table[i].bdrv;
if (bdrv_can_snapshot(bs))
goto ok;
}
/* create the snapshots */
- for(i = 0; i < MAX_DISKS; i++) {
- bs1 = bs_table[i];
+ for(i = 0; i < nb_drives; i++) {
+ bs1 = drives_table[i].bdrv;
if (bdrv_has_snapshot(bs1)) {
if (must_delete) {
ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
saved_vm_running = vm_running;
vm_stop(0);
- for(i = 0; i <= MAX_DISKS; i++) {
- bs1 = bs_table[i];
+ for(i = 0; i <= nb_drives; i++) {
+ bs1 = drives_table[i].bdrv;
if (bdrv_has_snapshot(bs1)) {
ret = bdrv_snapshot_goto(bs1, name);
if (ret < 0) {
return;
}
- for(i = 0; i <= MAX_DISKS; i++) {
- bs1 = bs_table[i];
+ for(i = 0; i <= nb_drives; i++) {
+ bs1 = drives_table[i].bdrv;
if (bdrv_has_snapshot(bs1)) {
ret = bdrv_snapshot_delete(bs1, name);
if (ret < 0) {
return;
}
term_printf("Snapshot devices:");
- for(i = 0; i <= MAX_DISKS; i++) {
- bs1 = bs_table[i];
+ for(i = 0; i <= nb_drives; i++) {
+ bs1 = drives_table[i].bdrv;
if (bdrv_has_snapshot(bs1)) {
if (bs == bs1)
term_printf(" %s", bdrv_get_device_name(bs1));
qemu_free(sn_tab);
}
-/***********************************************************/
-/* cpu save/restore */
-
-#if defined(TARGET_I386)
-
-static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
-{
- qemu_put_be32(f, dt->selector);
- qemu_put_betl(f, dt->base);
- qemu_put_be32(f, dt->limit);
- qemu_put_be32(f, dt->flags);
-}
-
-static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
-{
- dt->selector = qemu_get_be32(f);
- dt->base = qemu_get_betl(f);
- dt->limit = qemu_get_be32(f);
- dt->flags = qemu_get_be32(f);
-}
-
-void cpu_save(QEMUFile *f, void *opaque)
-{
- CPUState *env = opaque;
- uint16_t fptag, fpus, fpuc, fpregs_format;
- uint32_t hflags;
- int i;
-
- for(i = 0; i < CPU_NB_REGS; i++)
- qemu_put_betls(f, &env->regs[i]);
- qemu_put_betls(f, &env->eip);
- qemu_put_betls(f, &env->eflags);
- hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
- qemu_put_be32s(f, &hflags);
-
- /* FPU */
- fpuc = env->fpuc;
- fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
- fptag = 0;
- for(i = 0; i < 8; i++) {
- fptag |= ((!env->fptags[i]) << i);
- }
-
- qemu_put_be16s(f, &fpuc);
- qemu_put_be16s(f, &fpus);
- qemu_put_be16s(f, &fptag);
-
-#ifdef USE_X86LDOUBLE
- fpregs_format = 0;
-#else
- fpregs_format = 1;
-#endif
- qemu_put_be16s(f, &fpregs_format);
-
- for(i = 0; i < 8; i++) {
-#ifdef USE_X86LDOUBLE
- {
- uint64_t mant;
- uint16_t exp;
- /* we save the real CPU data (in case of MMX usage only 'mant'
- contains the MMX register */
- cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
- qemu_put_be64(f, mant);
- qemu_put_be16(f, exp);
- }
-#else
- /* if we use doubles for float emulation, we save the doubles to
- avoid losing information in case of MMX usage. It can give
- problems if the image is restored on a CPU where long
- doubles are used instead. */
- qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
-#endif
- }
-
- for(i = 0; i < 6; i++)
- cpu_put_seg(f, &env->segs[i]);
- cpu_put_seg(f, &env->ldt);
- cpu_put_seg(f, &env->tr);
- cpu_put_seg(f, &env->gdt);
- cpu_put_seg(f, &env->idt);
-
- qemu_put_be32s(f, &env->sysenter_cs);
- qemu_put_be32s(f, &env->sysenter_esp);
- qemu_put_be32s(f, &env->sysenter_eip);
-
- qemu_put_betls(f, &env->cr[0]);
- qemu_put_betls(f, &env->cr[2]);
- qemu_put_betls(f, &env->cr[3]);
- qemu_put_betls(f, &env->cr[4]);
-
- for(i = 0; i < 8; i++)
- qemu_put_betls(f, &env->dr[i]);
-
- /* MMU */
- qemu_put_be32s(f, &env->a20_mask);
-
- /* XMM */
- qemu_put_be32s(f, &env->mxcsr);
- for(i = 0; i < CPU_NB_REGS; i++) {
- qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
- qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
- }
-
-#ifdef TARGET_X86_64
- qemu_put_be64s(f, &env->efer);
- qemu_put_be64s(f, &env->star);
- qemu_put_be64s(f, &env->lstar);
- qemu_put_be64s(f, &env->cstar);
- qemu_put_be64s(f, &env->fmask);
- qemu_put_be64s(f, &env->kernelgsbase);
-#endif
- qemu_put_be32s(f, &env->smbase);
-}
-
-#ifdef USE_X86LDOUBLE
-/* XXX: add that in a FPU generic layer */
-union x86_longdouble {
- uint64_t mant;
- uint16_t exp;
-};
-
-#define MANTD1(fp) (fp & ((1LL << 52) - 1))
-#define EXPBIAS1 1023
-#define EXPD1(fp) ((fp >> 52) & 0x7FF)
-#define SIGND1(fp) ((fp >> 32) & 0x80000000)
-
-static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
-{
- int e;
- /* mantissa */
- p->mant = (MANTD1(temp) << 11) | (1LL << 63);
- /* exponent + sign */
- e = EXPD1(temp) - EXPBIAS1 + 16383;
- e |= SIGND1(temp) >> 16;
- p->exp = e;
-}
-#endif
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUState *env = opaque;
- int i, guess_mmx;
- uint32_t hflags;
- uint16_t fpus, fpuc, fptag, fpregs_format;
-
- if (version_id != 3 && version_id != 4)
- return -EINVAL;
- for(i = 0; i < CPU_NB_REGS; i++)
- qemu_get_betls(f, &env->regs[i]);
- qemu_get_betls(f, &env->eip);
- qemu_get_betls(f, &env->eflags);
- qemu_get_be32s(f, &hflags);
-
- qemu_get_be16s(f, &fpuc);
- qemu_get_be16s(f, &fpus);
- qemu_get_be16s(f, &fptag);
- qemu_get_be16s(f, &fpregs_format);
-
- /* NOTE: we cannot always restore the FPU state if the image come
- from a host with a different 'USE_X86LDOUBLE' define. We guess
- if we are in an MMX state to restore correctly in that case. */
- guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
- for(i = 0; i < 8; i++) {
- uint64_t mant;
- uint16_t exp;
-
- switch(fpregs_format) {
- case 0:
- mant = qemu_get_be64(f);
- exp = qemu_get_be16(f);
-#ifdef USE_X86LDOUBLE
- env->fpregs[i].d = cpu_set_fp80(mant, exp);
-#else
- /* difficult case */
- if (guess_mmx)
- env->fpregs[i].mmx.MMX_Q(0) = mant;
- else
- env->fpregs[i].d = cpu_set_fp80(mant, exp);
-#endif
- break;
- case 1:
- mant = qemu_get_be64(f);
-#ifdef USE_X86LDOUBLE
- {
- union x86_longdouble *p;
- /* difficult case */
- p = (void *)&env->fpregs[i];
- if (guess_mmx) {
- p->mant = mant;
- p->exp = 0xffff;
- } else {
- fp64_to_fp80(p, mant);
- }
- }
-#else
- env->fpregs[i].mmx.MMX_Q(0) = mant;
-#endif
- break;
- default:
- return -EINVAL;
- }
- }
-
- env->fpuc = fpuc;
- /* XXX: restore FPU round state */
- env->fpstt = (fpus >> 11) & 7;
- env->fpus = fpus & ~0x3800;
- fptag ^= 0xff;
- for(i = 0; i < 8; i++) {
- env->fptags[i] = (fptag >> i) & 1;
- }
-
- for(i = 0; i < 6; i++)
- cpu_get_seg(f, &env->segs[i]);
- cpu_get_seg(f, &env->ldt);
- cpu_get_seg(f, &env->tr);
- cpu_get_seg(f, &env->gdt);
- cpu_get_seg(f, &env->idt);
-
- qemu_get_be32s(f, &env->sysenter_cs);
- qemu_get_be32s(f, &env->sysenter_esp);
- qemu_get_be32s(f, &env->sysenter_eip);
-
- qemu_get_betls(f, &env->cr[0]);
- qemu_get_betls(f, &env->cr[2]);
- qemu_get_betls(f, &env->cr[3]);
- qemu_get_betls(f, &env->cr[4]);
-
- for(i = 0; i < 8; i++)
- qemu_get_betls(f, &env->dr[i]);
-
- /* MMU */
- qemu_get_be32s(f, &env->a20_mask);
-
- qemu_get_be32s(f, &env->mxcsr);
- for(i = 0; i < CPU_NB_REGS; i++) {
- qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
- qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
- }
-
-#ifdef TARGET_X86_64
- qemu_get_be64s(f, &env->efer);
- qemu_get_be64s(f, &env->star);
- qemu_get_be64s(f, &env->lstar);
- qemu_get_be64s(f, &env->cstar);
- qemu_get_be64s(f, &env->fmask);
- qemu_get_be64s(f, &env->kernelgsbase);
-#endif
- if (version_id >= 4)
- qemu_get_be32s(f, &env->smbase);
-
- /* XXX: compute hflags from scratch, except for CPL and IIF */
- env->hflags = hflags;
- tlb_flush(env, 1);
- return 0;
-}
-
-#elif defined(TARGET_PPC)
-void cpu_save(QEMUFile *f, void *opaque)
-{
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- return 0;
-}
-
-#elif defined(TARGET_MIPS)
-void cpu_save(QEMUFile *f, void *opaque)
-{
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- return 0;
-}
-
-#elif defined(TARGET_SPARC)
-void cpu_save(QEMUFile *f, void *opaque)
-{
- CPUState *env = opaque;
- int i;
- uint32_t tmp;
-
- for(i = 0; i < 8; i++)
- qemu_put_betls(f, &env->gregs[i]);
- for(i = 0; i < NWINDOWS * 16; i++)
- qemu_put_betls(f, &env->regbase[i]);
-
- /* FPU */
- for(i = 0; i < TARGET_FPREGS; i++) {
- union {
- float32 f;
- uint32_t i;
- } u;
- u.f = env->fpr[i];
- qemu_put_be32(f, u.i);
- }
-
- qemu_put_betls(f, &env->pc);
- qemu_put_betls(f, &env->npc);
- qemu_put_betls(f, &env->y);
- tmp = GET_PSR(env);
- qemu_put_be32(f, tmp);
- qemu_put_betls(f, &env->fsr);
- qemu_put_betls(f, &env->tbr);
-#ifndef TARGET_SPARC64
- qemu_put_be32s(f, &env->wim);
- /* MMU */
- for(i = 0; i < 16; i++)
- qemu_put_be32s(f, &env->mmuregs[i]);
-#endif
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUState *env = opaque;
- int i;
- uint32_t tmp;
-
- for(i = 0; i < 8; i++)
- qemu_get_betls(f, &env->gregs[i]);
- for(i = 0; i < NWINDOWS * 16; i++)
- qemu_get_betls(f, &env->regbase[i]);
-
- /* FPU */
- for(i = 0; i < TARGET_FPREGS; i++) {
- union {
- float32 f;
- uint32_t i;
- } u;
- u.i = qemu_get_be32(f);
- env->fpr[i] = u.f;
- }
-
- qemu_get_betls(f, &env->pc);
- qemu_get_betls(f, &env->npc);
- qemu_get_betls(f, &env->y);
- tmp = qemu_get_be32(f);
- env->cwp = 0; /* needed to ensure that the wrapping registers are
- correctly updated */
- PUT_PSR(env, tmp);
- qemu_get_betls(f, &env->fsr);
- qemu_get_betls(f, &env->tbr);
-#ifndef TARGET_SPARC64
- qemu_get_be32s(f, &env->wim);
- /* MMU */
- for(i = 0; i < 16; i++)
- qemu_get_be32s(f, &env->mmuregs[i]);
-#endif
- tlb_flush(env, 1);
- return 0;
-}
-
-#elif defined(TARGET_ARM)
-
-void cpu_save(QEMUFile *f, void *opaque)
-{
- int i;
- CPUARMState *env = (CPUARMState *)opaque;
-
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->regs[i]);
- }
- qemu_put_be32(f, cpsr_read(env));
- qemu_put_be32(f, env->spsr);
- for (i = 0; i < 6; i++) {
- qemu_put_be32(f, env->banked_spsr[i]);
- qemu_put_be32(f, env->banked_r13[i]);
- qemu_put_be32(f, env->banked_r14[i]);
- }
- for (i = 0; i < 5; i++) {
- qemu_put_be32(f, env->usr_regs[i]);
- qemu_put_be32(f, env->fiq_regs[i]);
- }
- qemu_put_be32(f, env->cp15.c0_cpuid);
- qemu_put_be32(f, env->cp15.c0_cachetype);
- qemu_put_be32(f, env->cp15.c1_sys);
- qemu_put_be32(f, env->cp15.c1_coproc);
- qemu_put_be32(f, env->cp15.c1_xscaleauxcr);
- qemu_put_be32(f, env->cp15.c2_base);
- qemu_put_be32(f, env->cp15.c2_data);
- qemu_put_be32(f, env->cp15.c2_insn);
- qemu_put_be32(f, env->cp15.c3);
- qemu_put_be32(f, env->cp15.c5_insn);
- qemu_put_be32(f, env->cp15.c5_data);
- for (i = 0; i < 8; i++) {
- qemu_put_be32(f, env->cp15.c6_region[i]);
- }
- qemu_put_be32(f, env->cp15.c6_insn);
- qemu_put_be32(f, env->cp15.c6_data);
- qemu_put_be32(f, env->cp15.c9_insn);
- qemu_put_be32(f, env->cp15.c9_data);
- qemu_put_be32(f, env->cp15.c13_fcse);
- qemu_put_be32(f, env->cp15.c13_context);
- qemu_put_be32(f, env->cp15.c15_cpar);
-
- qemu_put_be32(f, env->features);
-
- if (arm_feature(env, ARM_FEATURE_VFP)) {
- for (i = 0; i < 16; i++) {
- CPU_DoubleU u;
- u.d = env->vfp.regs[i];
- qemu_put_be32(f, u.l.upper);
- qemu_put_be32(f, u.l.lower);
- }
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->vfp.xregs[i]);
- }
-
- /* TODO: Should use proper FPSCR access functions. */
- qemu_put_be32(f, env->vfp.vec_len);
- qemu_put_be32(f, env->vfp.vec_stride);
- }
-
- if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
- for (i = 0; i < 16; i++) {
- qemu_put_be64(f, env->iwmmxt.regs[i]);
- }
- for (i = 0; i < 16; i++) {
- qemu_put_be32(f, env->iwmmxt.cregs[i]);
- }
- }
-}
-
-int cpu_load(QEMUFile *f, void *opaque, int version_id)
-{
- CPUARMState *env = (CPUARMState *)opaque;
- int i;
-
- if (version_id != 0)
- return -EINVAL;
-
- for (i = 0; i < 16; i++) {
- env->regs[i] = qemu_get_be32(f);
- }
- cpsr_write(env, qemu_get_be32(f), 0xffffffff);
- env->spsr = qemu_get_be32(f);
- for (i = 0; i < 6; i++) {
- env->banked_spsr[i] = qemu_get_be32(f);
- env->banked_r13[i] = qemu_get_be32(f);
- env->banked_r14[i] = qemu_get_be32(f);
- }
- for (i = 0; i < 5; i++) {
- env->usr_regs[i] = qemu_get_be32(f);
- env->fiq_regs[i] = qemu_get_be32(f);
- }
- env->cp15.c0_cpuid = qemu_get_be32(f);
- env->cp15.c0_cachetype = qemu_get_be32(f);
- env->cp15.c1_sys = qemu_get_be32(f);
- env->cp15.c1_coproc = qemu_get_be32(f);
- env->cp15.c1_xscaleauxcr = qemu_get_be32(f);
- env->cp15.c2_base = qemu_get_be32(f);
- env->cp15.c2_data = qemu_get_be32(f);
- env->cp15.c2_insn = qemu_get_be32(f);
- env->cp15.c3 = qemu_get_be32(f);
- env->cp15.c5_insn = qemu_get_be32(f);
- env->cp15.c5_data = qemu_get_be32(f);
- for (i = 0; i < 8; i++) {
- env->cp15.c6_region[i] = qemu_get_be32(f);
- }
- env->cp15.c6_insn = qemu_get_be32(f);
- env->cp15.c6_data = qemu_get_be32(f);
- env->cp15.c9_insn = qemu_get_be32(f);
- env->cp15.c9_data = qemu_get_be32(f);
- env->cp15.c13_fcse = qemu_get_be32(f);
- env->cp15.c13_context = qemu_get_be32(f);
- env->cp15.c15_cpar = qemu_get_be32(f);
-
- env->features = qemu_get_be32(f);
-
- if (arm_feature(env, ARM_FEATURE_VFP)) {
- for (i = 0; i < 16; i++) {
- CPU_DoubleU u;
- u.l.upper = qemu_get_be32(f);
- u.l.lower = qemu_get_be32(f);
- env->vfp.regs[i] = u.d;
- }
- for (i = 0; i < 16; i++) {
- env->vfp.xregs[i] = qemu_get_be32(f);
- }
-
- /* TODO: Should use proper FPSCR access functions. */
- env->vfp.vec_len = qemu_get_be32(f);
- env->vfp.vec_stride = qemu_get_be32(f);
- }
-
- if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
- for (i = 0; i < 16; i++) {
- env->iwmmxt.regs[i] = qemu_get_be64(f);
- }
- for (i = 0; i < 16; i++) {
- env->iwmmxt.cregs[i] = qemu_get_be32(f);
- }
- }
-
- return 0;
-}
-
-#else
-
-#warning No CPU save/restore functions
-
-#endif
-
/***********************************************************/
/* ram save/restore */
static int ram_load_v1(QEMUFile *f, void *opaque)
{
- int i, ret;
+ int ret;
+ ram_addr_t i;
if (qemu_get_be32(f) != phys_ram_size)
return -EINVAL;
static void ram_save(QEMUFile *f, void *opaque)
{
- int i;
+ ram_addr_t i;
RamCompressState s1, *s = &s1;
uint8_t buf[10];
/* find if the memory block is available on a virtual
block device */
sector_num = -1;
- for(j = 0; j < MAX_DISKS; j++) {
- if (bs_table[j]) {
- sector_num = bdrv_hash_find(bs_table[j],
- phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
- if (sector_num >= 0)
- break;
- }
+ for(j = 0; j < nb_drives; j++) {
+ sector_num = bdrv_hash_find(drives_table[j].bdrv,
+ phys_ram_base + i,
+ BDRV_HASH_BLOCK_SIZE);
+ if (sector_num >= 0)
+ break;
}
- if (j == MAX_DISKS)
+ if (j == nb_drives)
goto normal_compress;
buf[0] = 1;
buf[1] = j;
{
RamDecompressState s1, *s = &s1;
uint8_t buf[10];
- int i;
+ ram_addr_t i;
if (version_id == 1)
return ram_load_v1(f, opaque);
}
if (buf[0] == 0) {
if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
- fprintf(stderr, "Error while reading ram block address=0x%08x", i);
+ fprintf(stderr, "Error while reading ram block address=0x%08" PRIx64, (uint64_t)i);
goto error;
}
} else
ram_decompress_buf(s, buf + 1, 9);
bs_index = buf[1];
sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
- if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
+ if (bs_index >= nb_drives) {
fprintf(stderr, "Invalid block device index %d\n", bs_index);
goto error;
}
- if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
+ if (bdrv_read(drives_table[bs_index].bdrv, sector_num,
+ phys_ram_base + i,
BDRV_HASH_BLOCK_SIZE / 512) < 0) {
fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
bs_index, sector_num);
return 0;
}
-QEMUMachine *find_machine(const char *name)
+static QEMUMachine *find_machine(const char *name)
{
QEMUMachine *m;
/***********************************************************/
/* main execution loop */
-void gui_update(void *opaque)
+static void gui_update(void *opaque)
{
DisplayState *ds = opaque;
ds->dpy_refresh(ds);
- qemu_mod_timer(ds->gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
+ qemu_mod_timer(ds->gui_timer,
+ (ds->gui_timer_interval ?
+ ds->gui_timer_interval :
+ GUI_REFRESH_INTERVAL)
+ + qemu_get_clock(rt_clock));
}
struct vm_change_state_entry {
static int shutdown_requested;
static int powerdown_requested;
+int qemu_shutdown_requested(void)
+{
+ int r = shutdown_requested;
+ shutdown_requested = 0;
+ return r;
+}
+
+int qemu_reset_requested(void)
+{
+ int r = reset_requested;
+ reset_requested = 0;
+ return r;
+}
+
+int qemu_powerdown_requested(void)
+{
+ int r = powerdown_requested;
+ powerdown_requested = 0;
+ return r;
+}
+
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
{
QEMUResetEntry **pre, *re;
*pre = re;
}
-static void qemu_system_reset(void)
+void qemu_system_reset(void)
{
QEMUResetEntry *re;
qemu_aio_poll();
if (vm_running) {
+ if (likely(!(cur_cpu->singlestep_enabled & SSTEP_NOTIMER)))
qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
qemu_get_clock(vm_clock));
/* run dma transfers, if any */
qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
qemu_get_clock(rt_clock));
+ if (alarm_timer->flags & ALARM_FLAG_EXPIRED) {
+ alarm_timer->flags &= ~(ALARM_FLAG_EXPIRED);
+ qemu_rearm_alarm_timer(alarm_timer);
+ }
+
/* Check bottom-halves last in case any of the earlier events triggered
them. */
qemu_bh_poll();
}
-static CPUState *cur_cpu;
-
-int main_loop(void)
+static int main_loop(void)
{
int ret, timeout;
#ifdef CONFIG_PROFILER
CPUState *env;
cur_cpu = first_cpu;
+ next_cpu = cur_cpu->next_cpu ?: first_cpu;
for(;;) {
if (vm_running) {
- env = cur_cpu;
for(;;) {
/* get next cpu */
- env = env->next_cpu;
- if (!env)
- env = first_cpu;
+ env = next_cpu;
#ifdef CONFIG_PROFILER
ti = profile_getclock();
#endif
+ if (use_icount) {
+ int64_t count;
+ int decr;
+ qemu_icount -= (env->icount_decr.u16.low + env->icount_extra);
+ env->icount_decr.u16.low = 0;
+ env->icount_extra = 0;
+ count = qemu_next_deadline();
+ count = (count + (1 << icount_time_shift) - 1)
+ >> icount_time_shift;
+ qemu_icount += count;
+ decr = (count > 0xffff) ? 0xffff : count;
+ count -= decr;
+ env->icount_decr.u16.low = decr;
+ env->icount_extra = count;
+ }
ret = cpu_exec(env);
#ifdef CONFIG_PROFILER
qemu_time += profile_getclock() - ti;
#endif
+ if (use_icount) {
+ /* Fold pending instructions back into the
+ instruction counter, and clear the interrupt flag. */
+ qemu_icount -= (env->icount_decr.u16.low
+ + env->icount_extra);
+ env->icount_decr.u32 = 0;
+ env->icount_extra = 0;
+ }
+ next_cpu = env->next_cpu ?: first_cpu;
+ if (event_pending && likely(ret != EXCP_DEBUG)) {
+ ret = EXCP_INTERRUPT;
+ event_pending = 0;
+ break;
+ }
if (ret == EXCP_HLT) {
/* Give the next CPU a chance to run. */
cur_cpu = env;
if (shutdown_requested) {
ret = EXCP_INTERRUPT;
- break;
+ if (no_shutdown) {
+ vm_stop(0);
+ no_shutdown = 0;
+ }
+ else
+ break;
}
if (reset_requested) {
reset_requested = 0;
qemu_system_powerdown();
ret = EXCP_INTERRUPT;
}
- if (ret == EXCP_DEBUG) {
+ if (unlikely(ret == EXCP_DEBUG)) {
vm_stop(EXCP_DEBUG);
}
/* If all cpus are halted then wait until the next IRQ */
/* XXX: use timeout computed from timers */
- if (ret == EXCP_HALTED)
- timeout = 10;
- else
+ if (ret == EXCP_HALTED) {
+ if (use_icount) {
+ int64_t add;
+ int64_t delta;
+ /* Advance virtual time to the next event. */
+ if (use_icount == 1) {
+ /* When not using an adaptive execution frequency
+ we tend to get badly out of sync with real time,
+ so just delay for a reasonable amount of time. */
+ delta = 0;
+ } else {
+ delta = cpu_get_icount() - cpu_get_clock();
+ }
+ if (delta > 0) {
+ /* If virtual time is ahead of real time then just
+ wait for IO. */
+ timeout = (delta / 1000000) + 1;
+ } else {
+ /* Wait for either IO to occur or the next
+ timer event. */
+ add = qemu_next_deadline();
+ /* We advance the timer before checking for IO.
+ Limit the amount we advance so that early IO
+ activity won't get the guest too far ahead. */
+ if (add > 10000000)
+ add = 10000000;
+ delta += add;
+ add = (add + (1 << icount_time_shift) - 1)
+ >> icount_time_shift;
+ qemu_icount += add;
+ timeout = delta / 1000000;
+ if (timeout < 0)
+ timeout = 0;
+ }
+ } else {
+ timeout = 10;
+ }
+ } else {
timeout = 0;
+ }
} else {
timeout = 10;
}
static void help(int exitcode)
{
- printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
+ printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"
"usage: %s [options] [disk_image]\n"
"\n"
"'disk_image' is a raw hard image image for IDE hard disk 0\n"
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
"-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
+ "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n"
+ " [,cyls=c,heads=h,secs=s[,trans=t]][,snapshot=on|off]\n"
+ " [,cache=on|off][,format=f]\n"
+ " use 'file' as a drive image\n"
"-mtdblock file use 'file' as on-board Flash memory image\n"
"-sd file use 'file' as SecureDigital card image\n"
"-pflash file use 'file' as a parallel flash image\n"
"-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
"-no-kqemu disable KQEMU kernel module usage\n"
#endif
-#ifdef USE_CODE_COPY
- "-no-code-copy disable code copy acceleration\n"
-#endif
#ifdef TARGET_I386
"-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
" (default is CL-GD5446 PCI VGA)\n"
"-no-acpi disable ACPI\n"
+#endif
+#ifdef CONFIG_CURSES
+ "-curses use a curses/ncurses interface instead of SDL\n"
#endif
"-no-reboot exit instead of rebooting\n"
- "-loadvm file start right away with a saved state (loadvm in monitor)\n"
+ "-no-shutdown stop before shutdown\n"
+ "-loadvm [tag|id] start right away with a saved state (loadvm in monitor)\n"
"-vnc display start a VNC server on display\n"
#ifndef _WIN32
"-daemonize daemonize QEMU after initializing\n"
"-prom-env variable=value set OpenBIOS nvram variables\n"
#endif
"-clock force the use of the given methods for timer alarm.\n"
- " To see what timers are available use -clock help\n"
+ " To see what timers are available use -clock ?\n"
+ "-startdate select initial date of the clock\n"
+ "-icount [N|auto]\n"
+ " Enable virtual instruction counter with 2^N clock ticks per instruction\n"
"\n"
"During emulation, the following keys are useful:\n"
"ctrl-alt-f toggle full screen\n"
QEMU_OPTION_hdb,
QEMU_OPTION_hdc,
QEMU_OPTION_hdd,
+ QEMU_OPTION_drive,
QEMU_OPTION_cdrom,
QEMU_OPTION_mtdblock,
QEMU_OPTION_sd,
QEMU_OPTION_hdachs,
QEMU_OPTION_L,
QEMU_OPTION_bios,
- QEMU_OPTION_no_code_copy,
QEMU_OPTION_k,
QEMU_OPTION_localtime,
QEMU_OPTION_cirrusvga,
QEMU_OPTION_smp,
QEMU_OPTION_vnc,
QEMU_OPTION_no_acpi,
+ QEMU_OPTION_curses,
QEMU_OPTION_no_reboot,
+ QEMU_OPTION_no_shutdown,
QEMU_OPTION_show_cursor,
QEMU_OPTION_daemonize,
QEMU_OPTION_option_rom,
QEMU_OPTION_old_param,
QEMU_OPTION_clock,
QEMU_OPTION_startdate,
+ QEMU_OPTION_tb_size,
+ QEMU_OPTION_icount,
};
typedef struct QEMUOption {
{ "hdb", HAS_ARG, QEMU_OPTION_hdb },
{ "hdc", HAS_ARG, QEMU_OPTION_hdc },
{ "hdd", HAS_ARG, QEMU_OPTION_hdd },
+ { "drive", HAS_ARG, QEMU_OPTION_drive },
{ "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
{ "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
{ "sd", HAS_ARG, QEMU_OPTION_sd },
{ "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
{ "L", HAS_ARG, QEMU_OPTION_L },
{ "bios", HAS_ARG, QEMU_OPTION_bios },
- { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
#ifdef USE_KQEMU
{ "no-kqemu", 0, QEMU_OPTION_no_kqemu },
{ "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
{ "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
{ "smp", HAS_ARG, QEMU_OPTION_smp },
{ "vnc", HAS_ARG, QEMU_OPTION_vnc },
+#ifdef CONFIG_CURSES
+ { "curses", 0, QEMU_OPTION_curses },
+#endif
/* temporary options */
{ "usb", 0, QEMU_OPTION_usb },
{ "vmwarevga", 0, QEMU_OPTION_vmsvga },
{ "no-acpi", 0, QEMU_OPTION_no_acpi },
{ "no-reboot", 0, QEMU_OPTION_no_reboot },
+ { "no-shutdown", 0, QEMU_OPTION_no_shutdown },
{ "show-cursor", 0, QEMU_OPTION_show_cursor },
{ "daemonize", 0, QEMU_OPTION_daemonize },
{ "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
#endif
{ "clock", HAS_ARG, QEMU_OPTION_clock },
{ "startdate", HAS_ARG, QEMU_OPTION_startdate },
+ { "tb-size", HAS_ARG, QEMU_OPTION_tb_size },
+ { "icount", HAS_ARG, QEMU_OPTION_icount },
{ NULL },
};
-#if defined (TARGET_I386) && defined(USE_CODE_COPY)
-
-/* this stack is only used during signal handling */
-#define SIGNAL_STACK_SIZE 32768
-
-static uint8_t *signal_stack;
-
-#endif
-
/* password input */
int qemu_key_check(BlockDriverState *bs, const char *name)
static BlockDriverState *get_bdrv(int index)
{
- BlockDriverState *bs;
-
- if (index < 4) {
- bs = bs_table[index];
- } else if (index < 6) {
- bs = fd_table[index - 4];
- } else {
- bs = NULL;
- }
- return bs;
+ if (index > nb_drives)
+ return NULL;
+ return drives_table[index].bdrv;
}
static void read_passwords(void)
}
}
-/* XXX: currently we cannot use simultaneously different CPUs */
-void register_machines(void)
-{
-#if defined(TARGET_I386)
- qemu_register_machine(&pc_machine);
- qemu_register_machine(&isapc_machine);
-#elif defined(TARGET_PPC)
- qemu_register_machine(&heathrow_machine);
- qemu_register_machine(&core99_machine);
- qemu_register_machine(&prep_machine);
- qemu_register_machine(&ref405ep_machine);
- qemu_register_machine(&taihu_machine);
-#elif defined(TARGET_MIPS)
- qemu_register_machine(&mips_machine);
- qemu_register_machine(&mips_malta_machine);
- qemu_register_machine(&mips_pica61_machine);
- qemu_register_machine(&mips_mipssim_machine);
-#elif defined(TARGET_SPARC)
-#ifdef TARGET_SPARC64
- qemu_register_machine(&sun4u_machine);
-#else
- qemu_register_machine(&ss5_machine);
- qemu_register_machine(&ss10_machine);
-#endif
-#elif defined(TARGET_ARM)
- qemu_register_machine(&integratorcp_machine);
- qemu_register_machine(&versatilepb_machine);
- qemu_register_machine(&versatileab_machine);
- qemu_register_machine(&realview_machine);
- qemu_register_machine(&akitapda_machine);
- qemu_register_machine(&spitzpda_machine);
- qemu_register_machine(&borzoipda_machine);
- qemu_register_machine(&terrierpda_machine);
- qemu_register_machine(&palmte_machine);
-#elif defined(TARGET_SH4)
- qemu_register_machine(&shix_machine);
- qemu_register_machine(&r2d_machine);
-#elif defined(TARGET_ALPHA)
- /* XXX: TODO */
-#elif defined(TARGET_M68K)
- qemu_register_machine(&mcf5208evb_machine);
- qemu_register_machine(&an5206_machine);
-#elif defined(TARGET_CRIS)
- qemu_register_machine(&bareetraxfs_machine);
-#else
-#error unsupported CPU
-#endif
-}
-
#ifdef HAS_AUDIO
struct soundhw soundhw[] = {
#ifdef HAS_AUDIO_CHOICE
-#ifdef TARGET_I386
+#if defined(TARGET_I386) || defined(TARGET_MIPS)
{
"pcspk",
"PC speaker",
{ .init_isa = SB16_init }
},
+#ifdef CONFIG_CS4231A
+ {
+ "cs4231a",
+ "CS4231A",
+ 0,
+ 1,
+ { .init_isa = cs4231a_init }
+ },
+#endif
+
#ifdef CONFIG_ADLIB
{
"adlib",
},
#endif
+#ifdef CONFIG_AC97
+ {
+ "ac97",
+ "Intel 82801AA AC97 Audio",
+ 0,
+ 0,
+ { .init_pci = ac97_init }
+ },
+#endif
+
{
"es1370",
"ENSONIQ AudioPCI ES1370",
int use_gdbstub;
const char *gdbstub_port;
#endif
- int i, cdrom_index, pflash_index;
- int snapshot, linux_boot;
+ uint32_t boot_devices_bitmap = 0;
+ int i;
+ int snapshot, linux_boot, net_boot;
const char *initrd_filename;
- const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
- const char *pflash_filename[MAX_PFLASH];
- const char *sd_filename;
- const char *mtd_filename;
const char *kernel_filename, *kernel_cmdline;
+ const char *boot_devices = "";
DisplayState *ds = &display_state;
int cyls, heads, secs, translation;
- char net_clients[MAX_NET_CLIENTS][256];
+ const char *net_clients[MAX_NET_CLIENTS];
int nb_net_clients;
+ int hda_index;
int optind;
const char *r, *optarg;
CharDriverState *monitor_hd;
- char monitor_device[128];
- char serial_devices[MAX_SERIAL_PORTS][128];
+ const char *monitor_device;
+ const char *serial_devices[MAX_SERIAL_PORTS];
int serial_device_index;
- char parallel_devices[MAX_PARALLEL_PORTS][128];
+ const char *parallel_devices[MAX_PARALLEL_PORTS];
int parallel_device_index;
const char *loadvm = NULL;
QEMUMachine *machine;
const char *cpu_model;
- char usb_devices[MAX_USB_CMDLINE][128];
+ const char *usb_devices[MAX_USB_CMDLINE];
int usb_devices_index;
int fds[2];
+ int tb_size;
const char *pid_file = NULL;
VLANState *vlan;
machine = first_machine;
cpu_model = NULL;
initrd_filename = NULL;
- for(i = 0; i < MAX_FD; i++)
- fd_filename[i] = NULL;
- for(i = 0; i < MAX_DISKS; i++)
- hd_filename[i] = NULL;
- for(i = 0; i < MAX_PFLASH; i++)
- pflash_filename[i] = NULL;
- pflash_index = 0;
- sd_filename = NULL;
- mtd_filename = NULL;
- ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
+ ram_size = 0;
vga_ram_size = VGA_RAM_SIZE;
#ifdef CONFIG_GDBSTUB
use_gdbstub = 0;
#endif
snapshot = 0;
nographic = 0;
+ curses = 0;
kernel_filename = NULL;
kernel_cmdline = "";
-#ifdef TARGET_PPC
- cdrom_index = 1;
-#else
- cdrom_index = 2;
-#endif
cyls = heads = secs = 0;
translation = BIOS_ATA_TRANSLATION_AUTO;
- pstrcpy(monitor_device, sizeof(monitor_device), "vc");
+ monitor_device = "vc";
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
+ serial_devices[0] = "vc:80Cx24C";
for(i = 1; i < MAX_SERIAL_PORTS; i++)
- serial_devices[i][0] = '\0';
+ serial_devices[i] = NULL;
serial_device_index = 0;
- pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
+ parallel_devices[0] = "vc:640x480";
for(i = 1; i < MAX_PARALLEL_PORTS; i++)
- parallel_devices[i][0] = '\0';
+ parallel_devices[i] = NULL;
parallel_device_index = 0;
usb_devices_index = 0;
nb_net_clients = 0;
+ nb_drives = 0;
+ nb_drives_opt = 0;
+ hda_index = -1;
nb_nics = 0;
- /* default mac address of the first network interface */
+ tb_size = 0;
+
optind = 1;
for(;;) {
if (optind >= argc)
break;
r = argv[optind];
if (r[0] != '-') {
- hd_filename[0] = argv[optind++];
+ hda_index = drive_add(argv[optind++], HD_ALIAS, 0);
} else {
const QEMUOption *popt;
initrd_filename = optarg;
break;
case QEMU_OPTION_hda:
+ if (cyls == 0)
+ hda_index = drive_add(optarg, HD_ALIAS, 0);
+ else
+ hda_index = drive_add(optarg, HD_ALIAS
+ ",cyls=%d,heads=%d,secs=%d%s",
+ 0, cyls, heads, secs,
+ translation == BIOS_ATA_TRANSLATION_LBA ?
+ ",trans=lba" :
+ translation == BIOS_ATA_TRANSLATION_NONE ?
+ ",trans=none" : "");
+ break;
case QEMU_OPTION_hdb:
case QEMU_OPTION_hdc:
case QEMU_OPTION_hdd:
- {
- int hd_index;
- hd_index = popt->index - QEMU_OPTION_hda;
- hd_filename[hd_index] = optarg;
- if (hd_index == cdrom_index)
- cdrom_index = -1;
- }
+ drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
break;
+ case QEMU_OPTION_drive:
+ drive_add(NULL, "%s", optarg);
+ break;
case QEMU_OPTION_mtdblock:
- mtd_filename = optarg;
+ drive_add(optarg, MTD_ALIAS);
break;
case QEMU_OPTION_sd:
- sd_filename = optarg;
+ drive_add(optarg, SD_ALIAS);
break;
case QEMU_OPTION_pflash:
- if (pflash_index >= MAX_PFLASH) {
- fprintf(stderr, "qemu: too many parallel flash images\n");
- exit(1);
- }
- pflash_filename[pflash_index++] = optarg;
+ drive_add(optarg, PFLASH_ALIAS);
break;
case QEMU_OPTION_snapshot:
snapshot = 1;
fprintf(stderr, "qemu: invalid physical CHS format\n");
exit(1);
}
+ if (hda_index != -1)
+ snprintf(drives_opt[hda_index].opt,
+ sizeof(drives_opt[hda_index].opt),
+ HD_ALIAS ",cyls=%d,heads=%d,secs=%d%s",
+ 0, cyls, heads, secs,
+ translation == BIOS_ATA_TRANSLATION_LBA ?
+ ",trans=lba" :
+ translation == BIOS_ATA_TRANSLATION_NONE ?
+ ",trans=none" : "");
}
break;
case QEMU_OPTION_nographic:
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
- pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
- pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
+ serial_devices[0] = "stdio";
+ parallel_devices[0] = "null";
+ monitor_device = "stdio";
nographic = 1;
break;
+#ifdef CONFIG_CURSES
+ case QEMU_OPTION_curses:
+ curses = 1;
+ break;
+#endif
case QEMU_OPTION_portrait:
graphic_rotate = 1;
break;
kernel_cmdline = optarg;
break;
case QEMU_OPTION_cdrom:
- if (cdrom_index >= 0) {
- hd_filename[cdrom_index] = optarg;
- }
+ drive_add(optarg, CDROM_ALIAS);
break;
case QEMU_OPTION_boot:
- if (strlen(optarg) > MAX_BOOT_DEVICES) {
- fprintf(stderr, "qemu: too many boot devices\n");
- exit(1);
- }
- strncpy(boot_device, optarg, MAX_BOOT_DEVICES);
-#if defined(TARGET_SPARC) || defined(TARGET_I386)
-#define BOOTCHARS "acdn"
-#else
-#define BOOTCHARS "acd"
-#endif
- if (strlen(boot_device) != strspn(boot_device, BOOTCHARS)) {
- fprintf(stderr, "qemu: invalid boot device "
- "sequence '%s'\n", boot_device);
- exit(1);
+ boot_devices = optarg;
+ /* We just do some generic consistency checks */
+ {
+ /* Could easily be extended to 64 devices if needed */
+ const char *p;
+
+ boot_devices_bitmap = 0;
+ for (p = boot_devices; *p != '\0'; p++) {
+ /* Allowed boot devices are:
+ * a b : floppy disk drives
+ * c ... f : IDE disk drives
+ * g ... m : machine implementation dependant drives
+ * n ... p : network devices
+ * It's up to each machine implementation to check
+ * if the given boot devices match the actual hardware
+ * implementation and firmware features.
+ */
+ if (*p < 'a' || *p > 'q') {
+ fprintf(stderr, "Invalid boot device '%c'\n", *p);
+ exit(1);
+ }
+ if (boot_devices_bitmap & (1 << (*p - 'a'))) {
+ fprintf(stderr,
+ "Boot device '%c' was given twice\n",*p);
+ exit(1);
+ }
+ boot_devices_bitmap |= 1 << (*p - 'a');
+ }
}
break;
case QEMU_OPTION_fda:
- fd_filename[0] = optarg;
- break;
case QEMU_OPTION_fdb:
- fd_filename[1] = optarg;
+ drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
break;
#ifdef TARGET_I386
case QEMU_OPTION_no_fd_bootchk:
fd_bootchk = 0;
break;
#endif
- case QEMU_OPTION_no_code_copy:
- code_copy_enabled = 0;
- break;
case QEMU_OPTION_net:
if (nb_net_clients >= MAX_NET_CLIENTS) {
fprintf(stderr, "qemu: too many network clients\n");
exit(1);
}
- pstrcpy(net_clients[nb_net_clients],
- sizeof(net_clients[0]),
- optarg);
+ net_clients[nb_net_clients] = optarg;
nb_net_clients++;
break;
#ifdef CONFIG_SLIRP
case QEMU_OPTION_h:
help(0);
break;
- case QEMU_OPTION_m:
- ram_size = atoi(optarg) * 1024 * 1024;
- if (ram_size <= 0)
- help(1);
- if (ram_size > PHYS_RAM_MAX_SIZE) {
- fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
- PHYS_RAM_MAX_SIZE / (1024 * 1024));
+ case QEMU_OPTION_m: {
+ uint64_t value;
+ char *ptr;
+
+ value = strtoul(optarg, &ptr, 10);
+ switch (*ptr) {
+ case 0: case 'M': case 'm':
+ value <<= 20;
+ break;
+ case 'G': case 'g':
+ value <<= 30;
+ break;
+ default:
+ fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
+ exit(1);
+ }
+
+ /* On 32-bit hosts, QEMU is limited by virtual address space */
+ if (value > (2047 << 20)
+#ifndef USE_KQEMU
+ && HOST_LONG_BITS == 32
+#endif
+ ) {
+ fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
exit(1);
}
+ if (value != (uint64_t)(ram_addr_t)value) {
+ fprintf(stderr, "qemu: ram size too large\n");
+ exit(1);
+ }
+ ram_size = value;
break;
+ }
case QEMU_OPTION_d:
{
int mask;
break;
}
case QEMU_OPTION_monitor:
- pstrcpy(monitor_device, sizeof(monitor_device), optarg);
+ monitor_device = optarg;
break;
case QEMU_OPTION_serial:
if (serial_device_index >= MAX_SERIAL_PORTS) {
fprintf(stderr, "qemu: too many serial ports\n");
exit(1);
}
- pstrcpy(serial_devices[serial_device_index],
- sizeof(serial_devices[0]), optarg);
+ serial_devices[serial_device_index] = optarg;
serial_device_index++;
break;
case QEMU_OPTION_parallel:
fprintf(stderr, "qemu: too many parallel ports\n");
exit(1);
}
- pstrcpy(parallel_devices[parallel_device_index],
- sizeof(parallel_devices[0]), optarg);
+ parallel_devices[parallel_device_index] = optarg;
parallel_device_index++;
break;
case QEMU_OPTION_loadvm:
fprintf(stderr, "Too many USB devices\n");
exit(1);
}
- pstrcpy(usb_devices[usb_devices_index],
- sizeof(usb_devices[usb_devices_index]),
- optarg);
+ usb_devices[usb_devices_index] = optarg;
usb_devices_index++;
break;
case QEMU_OPTION_smp:
case QEMU_OPTION_no_reboot:
no_reboot = 1;
break;
+ case QEMU_OPTION_no_shutdown:
+ no_shutdown = 1;
+ break;
case QEMU_OPTION_show_cursor:
cursor_hide = 0;
break;
#ifdef TARGET_ARM
case QEMU_OPTION_old_param:
old_param = 1;
+ break;
#endif
case QEMU_OPTION_clock:
configure_alarms(optarg);
case QEMU_OPTION_startdate:
{
struct tm tm;
+ time_t rtc_start_date;
if (!strcmp(optarg, "now")) {
- rtc_start_date = -1;
+ rtc_date_offset = -1;
} else {
if (sscanf(optarg, "%d-%d-%dT%d:%d:%d",
&tm.tm_year,
}
tm.tm_year -= 1900;
tm.tm_mon--;
- rtc_start_date = timegm(&tm);
+ rtc_start_date = mktimegm(&tm);
if (rtc_start_date == -1) {
date_fail:
fprintf(stderr, "Invalid date format. Valid format are:\n"
"'now' or '2006-06-17T16:01:21' or '2006-06-17'\n");
exit(1);
}
+ rtc_date_offset = time(NULL) - rtc_start_date;
}
}
break;
+ case QEMU_OPTION_tb_size:
+ tb_size = strtol(optarg, NULL, 0);
+ if (tb_size < 0)
+ tb_size = 0;
+ break;
+ case QEMU_OPTION_icount:
+ use_icount = 1;
+ if (strcmp(optarg, "auto") == 0) {
+ icount_time_shift = -1;
+ } else {
+ icount_time_shift = strtol(optarg, NULL, 0);
+ }
+ break;
}
}
}
kqemu_allowed = 0;
#endif
linux_boot = (kernel_filename != NULL);
+ net_boot = (boot_devices_bitmap >> ('n' - 'a')) & 0xF;
- if (!linux_boot &&
- (!strchr(boot_device, 'n')) &&
- hd_filename[0] == '\0' &&
- (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
- fd_filename[0] == '\0')
+ /* XXX: this should not be: some embedded targets just have flash */
+ if (!linux_boot && net_boot == 0 &&
+ nb_drives_opt == 0)
help(1);
+ if (!linux_boot && *kernel_cmdline != '\0') {
+ fprintf(stderr, "-append only allowed with -kernel option\n");
+ exit(1);
+ }
+
+ if (!linux_boot && initrd_filename != NULL) {
+ fprintf(stderr, "-initrd only allowed with -kernel option\n");
+ exit(1);
+ }
+
/* boot to floppy or the default cd if no hard disk defined yet */
- if (!boot_device[0]) {
- if (hd_filename[0] != '\0')
- boot_device[0] = 'c';
- else if (fd_filename[0] != '\0')
- boot_device[0] = 'a';
- else
- boot_device[0] = 'd';
- boot_device[1] = 0;
+ if (!boot_devices[0]) {
+ boot_devices = "cad";
}
setvbuf(stdout, NULL, _IOLBF, 0);
init_timers();
init_timer_alarm();
qemu_aio_init();
+ if (use_icount && icount_time_shift < 0) {
+ use_icount = 2;
+ /* 125MIPS seems a reasonable initial guess at the guest speed.
+ It will be corrected fairly quickly anyway. */
+ icount_time_shift = 3;
+ init_icount_adjust();
+ }
#ifdef _WIN32
socket_init();
/* init network clients */
if (nb_net_clients == 0) {
/* if no clients, we use a default config */
- pstrcpy(net_clients[0], sizeof(net_clients[0]),
- "nic");
- pstrcpy(net_clients[1], sizeof(net_clients[0]),
- "user");
+ net_clients[0] = "nic";
+ net_clients[1] = "user";
nb_net_clients = 2;
}
}
#ifdef TARGET_I386
- if (strchr(boot_device, 'n')) {
- for (i = 0; i < nb_nics; i++) {
+ /* XXX: this should be moved in the PC machine instantiation code */
+ if (net_boot != 0) {
+ int netroms = 0;
+ for (i = 0; i < nb_nics && i < 4; i++) {
const char *model = nd_table[i].model;
char buf[1024];
- if (model == NULL)
- model = "ne2k_pci";
- snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
- if (get_image_size(buf) > 0) {
- option_rom[nb_option_roms] = strdup(buf);
- nb_option_roms++;
- break;
- }
+ if (net_boot & (1 << i)) {
+ if (model == NULL)
+ model = "ne2k_pci";
+ snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
+ if (get_image_size(buf) > 0) {
+ if (nb_option_roms >= MAX_OPTION_ROMS) {
+ fprintf(stderr, "Too many option ROMs\n");
+ exit(1);
+ }
+ option_rom[nb_option_roms] = strdup(buf);
+ nb_option_roms++;
+ netroms++;
+ }
+ }
}
- if (i == nb_nics) {
+ if (netroms == 0) {
fprintf(stderr, "No valid PXE rom found for network device\n");
exit(1);
}
#endif
/* init the memory */
- phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
+ phys_ram_size = machine->ram_require & ~RAMSIZE_FIXED;
+
+ if (machine->ram_require & RAMSIZE_FIXED) {
+ if (ram_size > 0) {
+ if (ram_size < phys_ram_size) {
+ fprintf(stderr, "Machine `%s' requires %llu bytes of memory\n",
+ machine->name, (unsigned long long) phys_ram_size);
+ exit(-1);
+ }
+
+ phys_ram_size = ram_size;
+ } else
+ ram_size = phys_ram_size;
+ } else {
+ if (ram_size == 0)
+ ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
+
+ phys_ram_size += ram_size;
+ }
phys_ram_base = qemu_vmalloc(phys_ram_size);
if (!phys_ram_base) {
exit(1);
}
- /* we always create the cdrom drive, even if no disk is there */
+ /* init the dynamic translator */
+ cpu_exec_init_all(tb_size * 1024 * 1024);
+
bdrv_init();
- if (cdrom_index >= 0) {
- bs_table[cdrom_index] = bdrv_new("cdrom");
- bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
- }
- /* open the virtual block devices */
- for(i = 0; i < MAX_DISKS; i++) {
- if (hd_filename[i]) {
- if (!bs_table[i]) {
- char buf[64];
- snprintf(buf, sizeof(buf), "hd%c", i + 'a');
- bs_table[i] = bdrv_new(buf);
- }
- if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
- fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
- hd_filename[i]);
- exit(1);
- }
- if (i == 0 && cyls != 0) {
- bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
- bdrv_set_translation_hint(bs_table[i], translation);
- }
- }
- }
+ /* we always create the cdrom drive, even if no disk is there */
- /* we always create at least one floppy disk */
- fd_table[0] = bdrv_new("fda");
- bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
+ if (nb_drives_opt < MAX_DRIVES)
+ drive_add(NULL, CDROM_ALIAS);
- for(i = 0; i < MAX_FD; i++) {
- if (fd_filename[i]) {
- if (!fd_table[i]) {
- char buf[64];
- snprintf(buf, sizeof(buf), "fd%c", i + 'a');
- fd_table[i] = bdrv_new(buf);
- bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
- }
- if (fd_filename[i][0] != '\0') {
- if (bdrv_open(fd_table[i], fd_filename[i],
- snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
- fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
- fd_filename[i]);
- exit(1);
- }
- }
- }
- }
+ /* we always create at least one floppy */
- /* Open the virtual parallel flash block devices */
- for(i = 0; i < MAX_PFLASH; i++) {
- if (pflash_filename[i]) {
- if (!pflash_table[i]) {
- char buf[64];
- snprintf(buf, sizeof(buf), "fl%c", i + 'a');
- pflash_table[i] = bdrv_new(buf);
- }
- if (bdrv_open(pflash_table[i], pflash_filename[i],
- snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
- fprintf(stderr, "qemu: could not open flash image '%s'\n",
- pflash_filename[i]);
- exit(1);
- }
- }
- }
+ if (nb_drives_opt < MAX_DRIVES)
+ drive_add(NULL, FD_ALIAS, 0);
- sd_bdrv = bdrv_new ("sd");
- /* FIXME: This isn't really a floppy, but it's a reasonable
- approximation. */
- bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
- if (sd_filename) {
- if (bdrv_open(sd_bdrv, sd_filename,
- snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
- fprintf(stderr, "qemu: could not open SD card image %s\n",
- sd_filename);
- } else
- qemu_key_check(sd_bdrv, sd_filename);
- }
-
- if (mtd_filename) {
- mtd_bdrv = bdrv_new ("mtd");
- if (bdrv_open(mtd_bdrv, mtd_filename,
- snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
- qemu_key_check(mtd_bdrv, mtd_filename)) {
- fprintf(stderr, "qemu: could not open Flash image %s\n",
- mtd_filename);
- bdrv_delete(mtd_bdrv);
- mtd_bdrv = 0;
- }
- }
+ /* we always create one sd slot, even if no card is in it */
+
+ if (nb_drives_opt < MAX_DRIVES)
+ drive_add(NULL, SD_ALIAS);
+
+ /* open the virtual block devices */
+
+ for(i = 0; i < nb_drives_opt; i++)
+ if (drive_init(&drives_opt[i], snapshot, machine) == -1)
+ exit(1);
register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
/* terminal init */
memset(&display_state, 0, sizeof(display_state));
if (nographic) {
+ if (curses) {
+ fprintf(stderr, "fatal: -nographic can't be used with -curses\n");
+ exit(1);
+ }
/* nearly nothing to do */
dumb_display_init(ds);
} else if (vnc_display != NULL) {
vnc_display_init(ds);
if (vnc_display_open(ds, vnc_display) < 0)
exit(1);
- } else {
+ } else
+#if defined(CONFIG_CURSES)
+ if (curses) {
+ curses_display_init(ds, full_screen);
+ } else
+#endif
+ {
#if defined(CONFIG_SDL)
sdl_display_init(ds, full_screen, no_frame);
#elif defined(CONFIG_COCOA)
cocoa_display_init(ds, full_screen);
+#else
+ dumb_display_init(ds);
#endif
}
/* Maintain compatibility with multiple stdio monitors */
if (!strcmp(monitor_device,"stdio")) {
for (i = 0; i < MAX_SERIAL_PORTS; i++) {
- if (!strcmp(serial_devices[i],"mon:stdio")) {
- monitor_device[0] = '\0';
+ const char *devname = serial_devices[i];
+ if (devname && !strcmp(devname,"mon:stdio")) {
+ monitor_device = NULL;
break;
- } else if (!strcmp(serial_devices[i],"stdio")) {
- monitor_device[0] = '\0';
- pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
+ } else if (devname && !strcmp(devname,"stdio")) {
+ monitor_device = NULL;
+ serial_devices[i] = "mon:stdio";
break;
}
}
}
- if (monitor_device[0] != '\0') {
+ if (monitor_device) {
monitor_hd = qemu_chr_open(monitor_device);
if (!monitor_hd) {
fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
for(i = 0; i < MAX_SERIAL_PORTS; i++) {
const char *devname = serial_devices[i];
- if (devname[0] != '\0' && strcmp(devname, "none")) {
+ if (devname && strcmp(devname, "none")) {
serial_hds[i] = qemu_chr_open(devname);
if (!serial_hds[i]) {
fprintf(stderr, "qemu: could not open serial device '%s'\n",
for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
const char *devname = parallel_devices[i];
- if (devname[0] != '\0' && strcmp(devname, "none")) {
+ if (devname && strcmp(devname, "none")) {
parallel_hds[i] = qemu_chr_open(devname);
if (!parallel_hds[i]) {
fprintf(stderr, "qemu: could not open parallel device '%s'\n",
}
}
- machine->init(ram_size, vga_ram_size, boot_device,
- ds, fd_filename, snapshot,
+ machine->init(ram_size, vga_ram_size, boot_devices, ds,
kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
/* init USB devices */
s->down_script[0])
launch_script(s->down_script, ifname, s->fd);
}
- }
+ }
}
#endif
return 0;