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5fafdf24 1/*
16406950 2 * ARM Versatile Platform/Application Baseboard System emulation.
cdbdb648 3 *
a1bb27b1 4 * Copyright (c) 2005-2007 CodeSourcery.
cdbdb648
PB
5 * Written by Paul Brook
6 *
8e31bf38 7 * This code is licensed under the GPL.
cdbdb648
PB
8 */
9
83c9f4ca 10#include "hw/sysbus.h"
bd2be150
PM
11#include "hw/arm/arm.h"
12#include "hw/devices.h"
1422e32d 13#include "net/net.h"
9c17d615 14#include "sysemu/sysemu.h"
83c9f4ca 15#include "hw/pci/pci.h"
0d09e41a 16#include "hw/i2c/i2c.h"
83c9f4ca 17#include "hw/boards.h"
fa1d36df 18#include "sysemu/block-backend.h"
022c62cb 19#include "exec/address-spaces.h"
0d09e41a 20#include "hw/block/flash.h"
964c695a
EB
21
22#define VERSATILE_FLASH_ADDR 0x34000000
23#define VERSATILE_FLASH_SIZE (64 * 1024 * 1024)
24#define VERSATILE_FLASH_SECT_SIZE (256 * 1024)
cdbdb648 25
cdbdb648
PB
26/* Primary interrupt controller. */
27
cfc6b245
AF
28#define TYPE_VERSATILE_PB_SIC "versatilepb_sic"
29#define VERSATILE_PB_SIC(obj) \
30 OBJECT_CHECK(vpb_sic_state, (obj), TYPE_VERSATILE_PB_SIC)
31
32typedef struct vpb_sic_state {
33 SysBusDevice parent_obj;
34
35 MemoryRegion iomem;
36 uint32_t level;
37 uint32_t mask;
38 uint32_t pic_enable;
39 qemu_irq parent[32];
40 int irq;
cdbdb648
PB
41} vpb_sic_state;
42
a796d0ac
PM
43static const VMStateDescription vmstate_vpb_sic = {
44 .name = "versatilepb_sic",
45 .version_id = 1,
46 .minimum_version_id = 1,
47 .fields = (VMStateField[]) {
48 VMSTATE_UINT32(level, vpb_sic_state),
49 VMSTATE_UINT32(mask, vpb_sic_state),
50 VMSTATE_UINT32(pic_enable, vpb_sic_state),
51 VMSTATE_END_OF_LIST()
52 }
53};
54
cdbdb648
PB
55static void vpb_sic_update(vpb_sic_state *s)
56{
57 uint32_t flags;
58
59 flags = s->level & s->mask;
d537cf6c 60 qemu_set_irq(s->parent[s->irq], flags != 0);
cdbdb648
PB
61}
62
63static void vpb_sic_update_pic(vpb_sic_state *s)
64{
65 int i;
66 uint32_t mask;
67
68 for (i = 21; i <= 30; i++) {
69 mask = 1u << i;
70 if (!(s->pic_enable & mask))
71 continue;
d537cf6c 72 qemu_set_irq(s->parent[i], (s->level & mask) != 0);
cdbdb648
PB
73 }
74}
75
76static void vpb_sic_set_irq(void *opaque, int irq, int level)
77{
78 vpb_sic_state *s = (vpb_sic_state *)opaque;
79 if (level)
80 s->level |= 1u << irq;
81 else
82 s->level &= ~(1u << irq);
83 if (s->pic_enable & (1u << irq))
d537cf6c 84 qemu_set_irq(s->parent[irq], level);
cdbdb648
PB
85 vpb_sic_update(s);
86}
87
a8170e5e 88static uint64_t vpb_sic_read(void *opaque, hwaddr offset,
62ceeb2c 89 unsigned size)
cdbdb648
PB
90{
91 vpb_sic_state *s = (vpb_sic_state *)opaque;
92
cdbdb648
PB
93 switch (offset >> 2) {
94 case 0: /* STATUS */
95 return s->level & s->mask;
96 case 1: /* RAWSTAT */
97 return s->level;
98 case 2: /* ENABLE */
99 return s->mask;
100 case 4: /* SOFTINT */
101 return s->level & 1;
102 case 8: /* PICENABLE */
103 return s->pic_enable;
104 default:
e69954b9 105 printf ("vpb_sic_read: Bad register offset 0x%x\n", (int)offset);
cdbdb648
PB
106 return 0;
107 }
108}
109
a8170e5e 110static void vpb_sic_write(void *opaque, hwaddr offset,
62ceeb2c 111 uint64_t value, unsigned size)
cdbdb648
PB
112{
113 vpb_sic_state *s = (vpb_sic_state *)opaque;
cdbdb648
PB
114
115 switch (offset >> 2) {
116 case 2: /* ENSET */
117 s->mask |= value;
118 break;
119 case 3: /* ENCLR */
120 s->mask &= ~value;
121 break;
122 case 4: /* SOFTINTSET */
123 if (value)
124 s->mask |= 1;
125 break;
126 case 5: /* SOFTINTCLR */
127 if (value)
128 s->mask &= ~1u;
129 break;
130 case 8: /* PICENSET */
131 s->pic_enable |= (value & 0x7fe00000);
132 vpb_sic_update_pic(s);
133 break;
134 case 9: /* PICENCLR */
135 s->pic_enable &= ~value;
136 vpb_sic_update_pic(s);
137 break;
138 default:
e69954b9 139 printf ("vpb_sic_write: Bad register offset 0x%x\n", (int)offset);
cdbdb648
PB
140 return;
141 }
142 vpb_sic_update(s);
143}
144
62ceeb2c
AK
145static const MemoryRegionOps vpb_sic_ops = {
146 .read = vpb_sic_read,
147 .write = vpb_sic_write,
148 .endianness = DEVICE_NATIVE_ENDIAN,
cdbdb648
PB
149};
150
cfc6b245 151static int vpb_sic_init(SysBusDevice *sbd)
cdbdb648 152{
cfc6b245
AF
153 DeviceState *dev = DEVICE(sbd);
154 vpb_sic_state *s = VERSATILE_PB_SIC(dev);
97aff481 155 int i;
cdbdb648 156
cfc6b245 157 qdev_init_gpio_in(dev, vpb_sic_set_irq, 32);
97aff481 158 for (i = 0; i < 32; i++) {
cfc6b245 159 sysbus_init_irq(sbd, &s->parent[i]);
97aff481 160 }
3950f18b 161 s->irq = 31;
64bde0f3
PB
162 memory_region_init_io(&s->iomem, OBJECT(s), &vpb_sic_ops, s,
163 "vpb-sic", 0x1000);
cfc6b245 164 sysbus_init_mmio(sbd, &s->iomem);
81a322d4 165 return 0;
cdbdb648
PB
166}
167
168/* Board init. */
169
16406950 170/* The AB and PB boards both use the same core, just with different
370de023 171 peripherals and expansion busses. For now we emulate a subset of the
16406950 172 PB peripherals and just change the board ID. */
cdbdb648 173
f93eb9ff
AZ
174static struct arm_boot_info versatile_binfo;
175
3ef96221 176static void versatile_init(MachineState *machine, int board_id)
cdbdb648 177{
20e93374 178 ARMCPU *cpu;
62ceeb2c
AK
179 MemoryRegion *sysmem = get_system_memory();
180 MemoryRegion *ram = g_new(MemoryRegion, 1);
97aff481 181 qemu_irq pic[32];
3950f18b 182 qemu_irq sic[32];
242ea2c6 183 DeviceState *dev, *sysctl;
7d6e771f 184 SysBusDevice *busdev;
d028d02d 185 DeviceState *pl041;
502a5395
PB
186 PCIBus *pci_bus;
187 NICInfo *nd;
a5c82852 188 I2CBus *i2c;
502a5395
PB
189 int n;
190 int done_smc = 0;
964c695a 191 DriveInfo *dinfo;
cdbdb648 192
3ef96221
MA
193 if (!machine->cpu_model) {
194 machine->cpu_model = "arm926";
20e93374 195 }
3ef96221 196 cpu = cpu_arm_init(machine->cpu_model);
20e93374 197 if (!cpu) {
aaed909a
FB
198 fprintf(stderr, "Unable to find CPU definition\n");
199 exit(1);
200 }
49946538
HT
201 memory_region_init_ram(ram, NULL, "versatile.ram", machine->ram_size,
202 &error_abort);
c5705a77 203 vmstate_register_ram_global(ram);
1235fc06 204 /* ??? RAM should repeat to fill physical memory space. */
cdbdb648 205 /* SDRAM at address zero. */
62ceeb2c 206 memory_region_add_subregion(sysmem, 0, ram);
cdbdb648 207
242ea2c6
PM
208 sysctl = qdev_create(NULL, "realview_sysctl");
209 qdev_prop_set_uint32(sysctl, "sys_id", 0x41007004);
242ea2c6 210 qdev_prop_set_uint32(sysctl, "proc_id", 0x02000000);
7a65c8cc 211 qdev_init_nofail(sysctl);
1356b98d 212 sysbus_mmio_map(SYS_BUS_DEVICE(sysctl), 0, 0x10000000);
242ea2c6 213
97aff481 214 dev = sysbus_create_varargs("pl190", 0x10140000,
bace999f
PM
215 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ),
216 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ),
217 NULL);
97aff481 218 for (n = 0; n < 32; n++) {
067a3ddc 219 pic[n] = qdev_get_gpio_in(dev, n);
97aff481 220 }
cfc6b245 221 dev = sysbus_create_simple(TYPE_VERSATILE_PB_SIC, 0x10003000, NULL);
3950f18b 222 for (n = 0; n < 32; n++) {
1356b98d 223 sysbus_connect_irq(SYS_BUS_DEVICE(dev), n, pic[n]);
067a3ddc 224 sic[n] = qdev_get_gpio_in(dev, n);
3950f18b 225 }
86394e96
PB
226
227 sysbus_create_simple("pl050_keyboard", 0x10006000, sic[3]);
228 sysbus_create_simple("pl050_mouse", 0x10007000, sic[4]);
cdbdb648 229
7d6e771f 230 dev = qdev_create(NULL, "versatile_pci");
1356b98d 231 busdev = SYS_BUS_DEVICE(dev);
7d6e771f 232 qdev_init_nofail(dev);
7468d73a
PM
233 sysbus_mmio_map(busdev, 0, 0x10001000); /* PCI controller regs */
234 sysbus_mmio_map(busdev, 1, 0x41000000); /* PCI self-config */
235 sysbus_mmio_map(busdev, 2, 0x42000000); /* PCI config */
236 sysbus_mmio_map(busdev, 3, 0x43000000); /* PCI I/O */
89a32d32
PM
237 sysbus_mmio_map(busdev, 4, 0x44000000); /* PCI memory window 1 */
238 sysbus_mmio_map(busdev, 5, 0x50000000); /* PCI memory window 2 */
239 sysbus_mmio_map(busdev, 6, 0x60000000); /* PCI memory window 3 */
7d6e771f
PM
240 sysbus_connect_irq(busdev, 0, sic[27]);
241 sysbus_connect_irq(busdev, 1, sic[28]);
242 sysbus_connect_irq(busdev, 2, sic[29]);
243 sysbus_connect_irq(busdev, 3, sic[30]);
02e2da45 244 pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci");
0027b06d 245
502a5395
PB
246 for(n = 0; n < nb_nics; n++) {
247 nd = &nd_table[n];
0ae18cee 248
e6b3c8ca 249 if (!done_smc && (!nd->model || strcmp(nd->model, "smc91c111") == 0)) {
d537cf6c 250 smc91c111_init(nd, 0x10010000, sic[25]);
0ae18cee 251 done_smc = 1;
cdbdb648 252 } else {
29b358f9 253 pci_nic_init_nofail(nd, pci_bus, "rtl8139", NULL);
cdbdb648
PB
254 }
255 }
094b287f 256 if (usb_enabled(false)) {
afb9a60e 257 pci_create_simple(pci_bus, -1, "pci-ohci");
0d92ed30 258 }
9be5dafe
PB
259 n = drive_get_max_bus(IF_SCSI);
260 while (n >= 0) {
261 pci_create_simple(pci_bus, -1, "lsi53c895a");
262 n--;
7d8406be 263 }
cdbdb648 264
a7d518a6
PB
265 sysbus_create_simple("pl011", 0x101f1000, pic[12]);
266 sysbus_create_simple("pl011", 0x101f2000, pic[13]);
267 sysbus_create_simple("pl011", 0x101f3000, pic[14]);
268 sysbus_create_simple("pl011", 0x10009000, sic[6]);
cdbdb648 269
b4496b13 270 sysbus_create_simple("pl080", 0x10130000, pic[17]);
6a824ec3
PB
271 sysbus_create_simple("sp804", 0x101e2000, pic[4]);
272 sysbus_create_simple("sp804", 0x101e3000, pic[5]);
cdbdb648 273
853e65e0
JCPV
274 sysbus_create_simple("pl061", 0x101e4000, pic[6]);
275 sysbus_create_simple("pl061", 0x101e5000, pic[7]);
276 sysbus_create_simple("pl061", 0x101e6000, pic[8]);
277 sysbus_create_simple("pl061", 0x101e7000, pic[9]);
278
cdbdb648
PB
279 /* The versatile/PB actually has a modified Color LCD controller
280 that includes hardware cursor support from the PL111. */
242ea2c6
PM
281 dev = sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]);
282 /* Wire up the mux control signals from the SYS_CLCD register */
283 qdev_connect_gpio_out(sysctl, 0, qdev_get_gpio_in(dev, 0));
cdbdb648 284
aa9311d8
PB
285 sysbus_create_varargs("pl181", 0x10005000, sic[22], sic[1], NULL);
286 sysbus_create_varargs("pl181", 0x1000b000, sic[23], sic[2], NULL);
a1bb27b1 287
7e1543c2 288 /* Add PL031 Real Time Clock. */
a63bdb31 289 sysbus_create_simple("pl031", 0x101e8000, pic[10]);
7e1543c2 290
b1f05696 291 dev = sysbus_create_simple("versatile_i2c", 0x10002000, NULL);
a5c82852 292 i2c = (I2CBus *)qdev_get_child_bus(dev, "i2c");
b1f05696
OA
293 i2c_create_slave(i2c, "ds1338", 0x68);
294
d028d02d
MS
295 /* Add PL041 AACI Interface to the LM4549 codec */
296 pl041 = qdev_create(NULL, "pl041");
297 qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512);
298 qdev_init_nofail(pl041);
1356b98d
AF
299 sysbus_mmio_map(SYS_BUS_DEVICE(pl041), 0, 0x10004000);
300 sysbus_connect_irq(SYS_BUS_DEVICE(pl041), 0, sic[24]);
d028d02d 301
16406950 302 /* Memory map for Versatile/PB: */
cdbdb648
PB
303 /* 0x10000000 System registers. */
304 /* 0x10001000 PCI controller config registers. */
305 /* 0x10002000 Serial bus interface. */
306 /* 0x10003000 Secondary interrupt controller. */
307 /* 0x10004000 AACI (audio). */
a1bb27b1 308 /* 0x10005000 MMCI0. */
cdbdb648
PB
309 /* 0x10006000 KMI0 (keyboard). */
310 /* 0x10007000 KMI1 (mouse). */
311 /* 0x10008000 Character LCD Interface. */
312 /* 0x10009000 UART3. */
313 /* 0x1000a000 Smart card 1. */
a1bb27b1 314 /* 0x1000b000 MMCI1. */
cdbdb648
PB
315 /* 0x10010000 Ethernet. */
316 /* 0x10020000 USB. */
317 /* 0x10100000 SSMC. */
318 /* 0x10110000 MPMC. */
319 /* 0x10120000 CLCD Controller. */
320 /* 0x10130000 DMA Controller. */
321 /* 0x10140000 Vectored interrupt controller. */
322 /* 0x101d0000 AHB Monitor Interface. */
323 /* 0x101e0000 System Controller. */
324 /* 0x101e1000 Watchdog Interface. */
325 /* 0x101e2000 Timer 0/1. */
326 /* 0x101e3000 Timer 2/3. */
327 /* 0x101e4000 GPIO port 0. */
328 /* 0x101e5000 GPIO port 1. */
329 /* 0x101e6000 GPIO port 2. */
330 /* 0x101e7000 GPIO port 3. */
331 /* 0x101e8000 RTC. */
332 /* 0x101f0000 Smart card 0. */
333 /* 0x101f1000 UART0. */
334 /* 0x101f2000 UART1. */
335 /* 0x101f3000 UART2. */
336 /* 0x101f4000 SSPI. */
964c695a
EB
337 /* 0x34000000 NOR Flash */
338
339 dinfo = drive_get(IF_PFLASH, 0, 0);
340 if (!pflash_cfi01_register(VERSATILE_FLASH_ADDR, NULL, "versatile.flash",
fa1d36df 341 VERSATILE_FLASH_SIZE,
4be74634 342 dinfo ? blk_by_legacy_dinfo(dinfo) : NULL,
964c695a
EB
343 VERSATILE_FLASH_SECT_SIZE,
344 VERSATILE_FLASH_SIZE / VERSATILE_FLASH_SECT_SIZE,
345 4, 0x0089, 0x0018, 0x0000, 0x0, 0)) {
346 fprintf(stderr, "qemu: Error registering flash memory.\n");
347 }
cdbdb648 348
3ef96221
MA
349 versatile_binfo.ram_size = machine->ram_size;
350 versatile_binfo.kernel_filename = machine->kernel_filename;
351 versatile_binfo.kernel_cmdline = machine->kernel_cmdline;
352 versatile_binfo.initrd_filename = machine->initrd_filename;
f93eb9ff 353 versatile_binfo.board_id = board_id;
3aaa8dfa 354 arm_load_kernel(cpu, &versatile_binfo);
16406950
PB
355}
356
3ef96221 357static void vpb_init(MachineState *machine)
16406950 358{
3ef96221 359 versatile_init(machine, 0x183);
16406950
PB
360}
361
3ef96221 362static void vab_init(MachineState *machine)
16406950 363{
3ef96221 364 versatile_init(machine, 0x25e);
cdbdb648
PB
365}
366
f80f9ec9 367static QEMUMachine versatilepb_machine = {
c9b1ae2c
BS
368 .name = "versatilepb",
369 .desc = "ARM Versatile/PB (ARM926EJ-S)",
370 .init = vpb_init,
2d0d2837 371 .block_default_type = IF_SCSI,
cdbdb648 372};
16406950 373
f80f9ec9 374static QEMUMachine versatileab_machine = {
c9b1ae2c
BS
375 .name = "versatileab",
376 .desc = "ARM Versatile/AB (ARM926EJ-S)",
377 .init = vab_init,
2d0d2837 378 .block_default_type = IF_SCSI,
16406950 379};
3950f18b 380
f80f9ec9
AL
381static void versatile_machine_init(void)
382{
383 qemu_register_machine(&versatilepb_machine);
384 qemu_register_machine(&versatileab_machine);
385}
386
387machine_init(versatile_machine_init);
388
999e12bb
AL
389static void vpb_sic_class_init(ObjectClass *klass, void *data)
390{
39bffca2 391 DeviceClass *dc = DEVICE_CLASS(klass);
999e12bb
AL
392 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
393
394 k->init = vpb_sic_init;
39bffca2 395 dc->vmsd = &vmstate_vpb_sic;
999e12bb
AL
396}
397
8c43a6f0 398static const TypeInfo vpb_sic_info = {
cfc6b245 399 .name = TYPE_VERSATILE_PB_SIC,
39bffca2
AL
400 .parent = TYPE_SYS_BUS_DEVICE,
401 .instance_size = sizeof(vpb_sic_state),
402 .class_init = vpb_sic_class_init,
a796d0ac
PM
403};
404
83f7d43a 405static void versatilepb_register_types(void)
3950f18b 406{
39bffca2 407 type_register_static(&vpb_sic_info);
3950f18b
PB
408}
409
83f7d43a 410type_init(versatilepb_register_types)