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Commit | Line | Data |
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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 | ||
2e9bdce5 | 10 | #include "sysbus.h" |
87ecb68b PB |
11 | #include "arm-misc.h" |
12 | #include "primecell.h" | |
13 | #include "devices.h" | |
14 | #include "net.h" | |
15 | #include "sysemu.h" | |
16 | #include "pci.h" | |
18e08a55 | 17 | #include "usb-ohci.h" |
87ecb68b | 18 | #include "boards.h" |
2446333c | 19 | #include "blockdev.h" |
cdbdb648 | 20 | |
cdbdb648 PB |
21 | /* Primary interrupt controller. */ |
22 | ||
23 | typedef struct vpb_sic_state | |
24 | { | |
3950f18b | 25 | SysBusDevice busdev; |
cdbdb648 PB |
26 | uint32_t level; |
27 | uint32_t mask; | |
28 | uint32_t pic_enable; | |
97aff481 | 29 | qemu_irq parent[32]; |
cdbdb648 PB |
30 | int irq; |
31 | } vpb_sic_state; | |
32 | ||
a796d0ac PM |
33 | static const VMStateDescription vmstate_vpb_sic = { |
34 | .name = "versatilepb_sic", | |
35 | .version_id = 1, | |
36 | .minimum_version_id = 1, | |
37 | .fields = (VMStateField[]) { | |
38 | VMSTATE_UINT32(level, vpb_sic_state), | |
39 | VMSTATE_UINT32(mask, vpb_sic_state), | |
40 | VMSTATE_UINT32(pic_enable, vpb_sic_state), | |
41 | VMSTATE_END_OF_LIST() | |
42 | } | |
43 | }; | |
44 | ||
cdbdb648 PB |
45 | static void vpb_sic_update(vpb_sic_state *s) |
46 | { | |
47 | uint32_t flags; | |
48 | ||
49 | flags = s->level & s->mask; | |
d537cf6c | 50 | qemu_set_irq(s->parent[s->irq], flags != 0); |
cdbdb648 PB |
51 | } |
52 | ||
53 | static void vpb_sic_update_pic(vpb_sic_state *s) | |
54 | { | |
55 | int i; | |
56 | uint32_t mask; | |
57 | ||
58 | for (i = 21; i <= 30; i++) { | |
59 | mask = 1u << i; | |
60 | if (!(s->pic_enable & mask)) | |
61 | continue; | |
d537cf6c | 62 | qemu_set_irq(s->parent[i], (s->level & mask) != 0); |
cdbdb648 PB |
63 | } |
64 | } | |
65 | ||
66 | static void vpb_sic_set_irq(void *opaque, int irq, int level) | |
67 | { | |
68 | vpb_sic_state *s = (vpb_sic_state *)opaque; | |
69 | if (level) | |
70 | s->level |= 1u << irq; | |
71 | else | |
72 | s->level &= ~(1u << irq); | |
73 | if (s->pic_enable & (1u << irq)) | |
d537cf6c | 74 | qemu_set_irq(s->parent[irq], level); |
cdbdb648 PB |
75 | vpb_sic_update(s); |
76 | } | |
77 | ||
c227f099 | 78 | static uint32_t vpb_sic_read(void *opaque, target_phys_addr_t offset) |
cdbdb648 PB |
79 | { |
80 | vpb_sic_state *s = (vpb_sic_state *)opaque; | |
81 | ||
cdbdb648 PB |
82 | switch (offset >> 2) { |
83 | case 0: /* STATUS */ | |
84 | return s->level & s->mask; | |
85 | case 1: /* RAWSTAT */ | |
86 | return s->level; | |
87 | case 2: /* ENABLE */ | |
88 | return s->mask; | |
89 | case 4: /* SOFTINT */ | |
90 | return s->level & 1; | |
91 | case 8: /* PICENABLE */ | |
92 | return s->pic_enable; | |
93 | default: | |
e69954b9 | 94 | printf ("vpb_sic_read: Bad register offset 0x%x\n", (int)offset); |
cdbdb648 PB |
95 | return 0; |
96 | } | |
97 | } | |
98 | ||
c227f099 | 99 | static void vpb_sic_write(void *opaque, target_phys_addr_t offset, |
cdbdb648 PB |
100 | uint32_t value) |
101 | { | |
102 | vpb_sic_state *s = (vpb_sic_state *)opaque; | |
cdbdb648 PB |
103 | |
104 | switch (offset >> 2) { | |
105 | case 2: /* ENSET */ | |
106 | s->mask |= value; | |
107 | break; | |
108 | case 3: /* ENCLR */ | |
109 | s->mask &= ~value; | |
110 | break; | |
111 | case 4: /* SOFTINTSET */ | |
112 | if (value) | |
113 | s->mask |= 1; | |
114 | break; | |
115 | case 5: /* SOFTINTCLR */ | |
116 | if (value) | |
117 | s->mask &= ~1u; | |
118 | break; | |
119 | case 8: /* PICENSET */ | |
120 | s->pic_enable |= (value & 0x7fe00000); | |
121 | vpb_sic_update_pic(s); | |
122 | break; | |
123 | case 9: /* PICENCLR */ | |
124 | s->pic_enable &= ~value; | |
125 | vpb_sic_update_pic(s); | |
126 | break; | |
127 | default: | |
e69954b9 | 128 | printf ("vpb_sic_write: Bad register offset 0x%x\n", (int)offset); |
cdbdb648 PB |
129 | return; |
130 | } | |
131 | vpb_sic_update(s); | |
132 | } | |
133 | ||
d60efc6b | 134 | static CPUReadMemoryFunc * const vpb_sic_readfn[] = { |
cdbdb648 PB |
135 | vpb_sic_read, |
136 | vpb_sic_read, | |
137 | vpb_sic_read | |
138 | }; | |
139 | ||
d60efc6b | 140 | static CPUWriteMemoryFunc * const vpb_sic_writefn[] = { |
cdbdb648 PB |
141 | vpb_sic_write, |
142 | vpb_sic_write, | |
143 | vpb_sic_write | |
144 | }; | |
145 | ||
81a322d4 | 146 | static int vpb_sic_init(SysBusDevice *dev) |
cdbdb648 | 147 | { |
3950f18b | 148 | vpb_sic_state *s = FROM_SYSBUS(vpb_sic_state, dev); |
cdbdb648 | 149 | int iomemtype; |
97aff481 | 150 | int i; |
cdbdb648 | 151 | |
067a3ddc | 152 | qdev_init_gpio_in(&dev->qdev, vpb_sic_set_irq, 32); |
97aff481 | 153 | for (i = 0; i < 32; i++) { |
3950f18b | 154 | sysbus_init_irq(dev, &s->parent[i]); |
97aff481 | 155 | } |
3950f18b | 156 | s->irq = 31; |
1eed09cb | 157 | iomemtype = cpu_register_io_memory(vpb_sic_readfn, |
2507c12a AG |
158 | vpb_sic_writefn, s, |
159 | DEVICE_NATIVE_ENDIAN); | |
3950f18b | 160 | sysbus_init_mmio(dev, 0x1000, iomemtype); |
81a322d4 | 161 | return 0; |
cdbdb648 PB |
162 | } |
163 | ||
164 | /* Board init. */ | |
165 | ||
16406950 PB |
166 | /* The AB and PB boards both use the same core, just with different |
167 | peripherans and expansion busses. For now we emulate a subset of the | |
168 | PB peripherals and just change the board ID. */ | |
cdbdb648 | 169 | |
f93eb9ff AZ |
170 | static struct arm_boot_info versatile_binfo; |
171 | ||
c227f099 | 172 | static void versatile_init(ram_addr_t ram_size, |
3023f332 | 173 | const char *boot_device, |
cdbdb648 | 174 | const char *kernel_filename, const char *kernel_cmdline, |
3371d272 PB |
175 | const char *initrd_filename, const char *cpu_model, |
176 | int board_id) | |
cdbdb648 PB |
177 | { |
178 | CPUState *env; | |
c227f099 | 179 | ram_addr_t ram_offset; |
97aff481 PB |
180 | qemu_irq *cpu_pic; |
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; | |
188 | int n; | |
189 | int done_smc = 0; | |
cdbdb648 | 190 | |
3371d272 PB |
191 | if (!cpu_model) |
192 | cpu_model = "arm926"; | |
aaed909a FB |
193 | env = cpu_init(cpu_model); |
194 | if (!env) { | |
195 | fprintf(stderr, "Unable to find CPU definition\n"); | |
196 | exit(1); | |
197 | } | |
1724f049 | 198 | ram_offset = qemu_ram_alloc(NULL, "versatile.ram", ram_size); |
1235fc06 | 199 | /* ??? RAM should repeat to fill physical memory space. */ |
cdbdb648 | 200 | /* SDRAM at address zero. */ |
7ffab4d7 | 201 | cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM); |
cdbdb648 | 202 | |
242ea2c6 PM |
203 | sysctl = qdev_create(NULL, "realview_sysctl"); |
204 | qdev_prop_set_uint32(sysctl, "sys_id", 0x41007004); | |
205 | qdev_init_nofail(sysctl); | |
206 | qdev_prop_set_uint32(sysctl, "proc_id", 0x02000000); | |
207 | sysbus_mmio_map(sysbus_from_qdev(sysctl), 0, 0x10000000); | |
208 | ||
97aff481 PB |
209 | cpu_pic = arm_pic_init_cpu(env); |
210 | dev = sysbus_create_varargs("pl190", 0x10140000, | |
211 | cpu_pic[0], cpu_pic[1], NULL); | |
212 | for (n = 0; n < 32; n++) { | |
067a3ddc | 213 | pic[n] = qdev_get_gpio_in(dev, n); |
97aff481 | 214 | } |
3950f18b PB |
215 | dev = sysbus_create_simple("versatilepb_sic", 0x10003000, NULL); |
216 | for (n = 0; n < 32; n++) { | |
217 | sysbus_connect_irq(sysbus_from_qdev(dev), n, pic[n]); | |
067a3ddc | 218 | sic[n] = qdev_get_gpio_in(dev, n); |
3950f18b | 219 | } |
86394e96 PB |
220 | |
221 | sysbus_create_simple("pl050_keyboard", 0x10006000, sic[3]); | |
222 | sysbus_create_simple("pl050_mouse", 0x10007000, sic[4]); | |
cdbdb648 | 223 | |
7d6e771f PM |
224 | dev = qdev_create(NULL, "versatile_pci"); |
225 | busdev = sysbus_from_qdev(dev); | |
226 | qdev_init_nofail(dev); | |
227 | sysbus_mmio_map(busdev, 0, 0x41000000); /* PCI self-config */ | |
228 | sysbus_mmio_map(busdev, 1, 0x42000000); /* PCI config */ | |
229 | sysbus_connect_irq(busdev, 0, sic[27]); | |
230 | sysbus_connect_irq(busdev, 1, sic[28]); | |
231 | sysbus_connect_irq(busdev, 2, sic[29]); | |
232 | sysbus_connect_irq(busdev, 3, sic[30]); | |
02e2da45 | 233 | pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci"); |
0027b06d | 234 | |
502a5395 PB |
235 | /* The Versatile PCI bridge does not provide access to PCI IO space, |
236 | so many of the qemu PCI devices are not useable. */ | |
237 | for(n = 0; n < nb_nics; n++) { | |
238 | nd = &nd_table[n]; | |
0ae18cee | 239 | |
e6b3c8ca | 240 | if (!done_smc && (!nd->model || strcmp(nd->model, "smc91c111") == 0)) { |
d537cf6c | 241 | smc91c111_init(nd, 0x10010000, sic[25]); |
0ae18cee | 242 | done_smc = 1; |
cdbdb648 | 243 | } else { |
07caea31 | 244 | pci_nic_init_nofail(nd, "rtl8139", NULL); |
cdbdb648 PB |
245 | } |
246 | } | |
0d92ed30 | 247 | if (usb_enabled) { |
a67ba3b6 | 248 | usb_ohci_init_pci(pci_bus, -1); |
0d92ed30 | 249 | } |
9be5dafe PB |
250 | n = drive_get_max_bus(IF_SCSI); |
251 | while (n >= 0) { | |
252 | pci_create_simple(pci_bus, -1, "lsi53c895a"); | |
253 | n--; | |
7d8406be | 254 | } |
cdbdb648 | 255 | |
a7d518a6 PB |
256 | sysbus_create_simple("pl011", 0x101f1000, pic[12]); |
257 | sysbus_create_simple("pl011", 0x101f2000, pic[13]); | |
258 | sysbus_create_simple("pl011", 0x101f3000, pic[14]); | |
259 | sysbus_create_simple("pl011", 0x10009000, sic[6]); | |
cdbdb648 | 260 | |
b4496b13 | 261 | sysbus_create_simple("pl080", 0x10130000, pic[17]); |
6a824ec3 PB |
262 | sysbus_create_simple("sp804", 0x101e2000, pic[4]); |
263 | sysbus_create_simple("sp804", 0x101e3000, pic[5]); | |
cdbdb648 PB |
264 | |
265 | /* The versatile/PB actually has a modified Color LCD controller | |
266 | that includes hardware cursor support from the PL111. */ | |
242ea2c6 PM |
267 | dev = sysbus_create_simple("pl110_versatile", 0x10120000, pic[16]); |
268 | /* Wire up the mux control signals from the SYS_CLCD register */ | |
269 | qdev_connect_gpio_out(sysctl, 0, qdev_get_gpio_in(dev, 0)); | |
cdbdb648 | 270 | |
aa9311d8 PB |
271 | sysbus_create_varargs("pl181", 0x10005000, sic[22], sic[1], NULL); |
272 | sysbus_create_varargs("pl181", 0x1000b000, sic[23], sic[2], NULL); | |
a1bb27b1 | 273 | |
7e1543c2 | 274 | /* Add PL031 Real Time Clock. */ |
a63bdb31 | 275 | sysbus_create_simple("pl031", 0x101e8000, pic[10]); |
7e1543c2 | 276 | |
d028d02d MS |
277 | /* Add PL041 AACI Interface to the LM4549 codec */ |
278 | pl041 = qdev_create(NULL, "pl041"); | |
279 | qdev_prop_set_uint32(pl041, "nc_fifo_depth", 512); | |
280 | qdev_init_nofail(pl041); | |
281 | sysbus_mmio_map(sysbus_from_qdev(pl041), 0, 0x10004000); | |
282 | sysbus_connect_irq(sysbus_from_qdev(pl041), 0, sic[24]); | |
283 | ||
16406950 | 284 | /* Memory map for Versatile/PB: */ |
cdbdb648 PB |
285 | /* 0x10000000 System registers. */ |
286 | /* 0x10001000 PCI controller config registers. */ | |
287 | /* 0x10002000 Serial bus interface. */ | |
288 | /* 0x10003000 Secondary interrupt controller. */ | |
289 | /* 0x10004000 AACI (audio). */ | |
a1bb27b1 | 290 | /* 0x10005000 MMCI0. */ |
cdbdb648 PB |
291 | /* 0x10006000 KMI0 (keyboard). */ |
292 | /* 0x10007000 KMI1 (mouse). */ | |
293 | /* 0x10008000 Character LCD Interface. */ | |
294 | /* 0x10009000 UART3. */ | |
295 | /* 0x1000a000 Smart card 1. */ | |
a1bb27b1 | 296 | /* 0x1000b000 MMCI1. */ |
cdbdb648 PB |
297 | /* 0x10010000 Ethernet. */ |
298 | /* 0x10020000 USB. */ | |
299 | /* 0x10100000 SSMC. */ | |
300 | /* 0x10110000 MPMC. */ | |
301 | /* 0x10120000 CLCD Controller. */ | |
302 | /* 0x10130000 DMA Controller. */ | |
303 | /* 0x10140000 Vectored interrupt controller. */ | |
304 | /* 0x101d0000 AHB Monitor Interface. */ | |
305 | /* 0x101e0000 System Controller. */ | |
306 | /* 0x101e1000 Watchdog Interface. */ | |
307 | /* 0x101e2000 Timer 0/1. */ | |
308 | /* 0x101e3000 Timer 2/3. */ | |
309 | /* 0x101e4000 GPIO port 0. */ | |
310 | /* 0x101e5000 GPIO port 1. */ | |
311 | /* 0x101e6000 GPIO port 2. */ | |
312 | /* 0x101e7000 GPIO port 3. */ | |
313 | /* 0x101e8000 RTC. */ | |
314 | /* 0x101f0000 Smart card 0. */ | |
315 | /* 0x101f1000 UART0. */ | |
316 | /* 0x101f2000 UART1. */ | |
317 | /* 0x101f3000 UART2. */ | |
318 | /* 0x101f4000 SSPI. */ | |
319 | ||
f93eb9ff AZ |
320 | versatile_binfo.ram_size = ram_size; |
321 | versatile_binfo.kernel_filename = kernel_filename; | |
322 | versatile_binfo.kernel_cmdline = kernel_cmdline; | |
323 | versatile_binfo.initrd_filename = initrd_filename; | |
324 | versatile_binfo.board_id = board_id; | |
325 | arm_load_kernel(env, &versatile_binfo); | |
16406950 PB |
326 | } |
327 | ||
c227f099 | 328 | static void vpb_init(ram_addr_t ram_size, |
3023f332 | 329 | const char *boot_device, |
16406950 | 330 | const char *kernel_filename, const char *kernel_cmdline, |
94fc95cd | 331 | const char *initrd_filename, const char *cpu_model) |
16406950 | 332 | { |
fbe1b595 | 333 | versatile_init(ram_size, |
3023f332 | 334 | boot_device, |
16406950 | 335 | kernel_filename, kernel_cmdline, |
3371d272 | 336 | initrd_filename, cpu_model, 0x183); |
16406950 PB |
337 | } |
338 | ||
c227f099 | 339 | static void vab_init(ram_addr_t ram_size, |
3023f332 | 340 | const char *boot_device, |
16406950 | 341 | const char *kernel_filename, const char *kernel_cmdline, |
94fc95cd | 342 | const char *initrd_filename, const char *cpu_model) |
16406950 | 343 | { |
fbe1b595 | 344 | versatile_init(ram_size, |
3023f332 | 345 | boot_device, |
16406950 | 346 | kernel_filename, kernel_cmdline, |
3371d272 | 347 | initrd_filename, cpu_model, 0x25e); |
cdbdb648 PB |
348 | } |
349 | ||
f80f9ec9 | 350 | static QEMUMachine versatilepb_machine = { |
c9b1ae2c BS |
351 | .name = "versatilepb", |
352 | .desc = "ARM Versatile/PB (ARM926EJ-S)", | |
353 | .init = vpb_init, | |
354 | .use_scsi = 1, | |
cdbdb648 | 355 | }; |
16406950 | 356 | |
f80f9ec9 | 357 | static QEMUMachine versatileab_machine = { |
c9b1ae2c BS |
358 | .name = "versatileab", |
359 | .desc = "ARM Versatile/AB (ARM926EJ-S)", | |
360 | .init = vab_init, | |
361 | .use_scsi = 1, | |
16406950 | 362 | }; |
3950f18b | 363 | |
f80f9ec9 AL |
364 | static void versatile_machine_init(void) |
365 | { | |
366 | qemu_register_machine(&versatilepb_machine); | |
367 | qemu_register_machine(&versatileab_machine); | |
368 | } | |
369 | ||
370 | machine_init(versatile_machine_init); | |
371 | ||
a796d0ac PM |
372 | static SysBusDeviceInfo vpb_sic_info = { |
373 | .init = vpb_sic_init, | |
374 | .qdev.name = "versatilepb_sic", | |
375 | .qdev.size = sizeof(vpb_sic_state), | |
376 | .qdev.vmsd = &vmstate_vpb_sic, | |
377 | .qdev.no_user = 1, | |
378 | }; | |
379 | ||
3950f18b PB |
380 | static void versatilepb_register_devices(void) |
381 | { | |
a796d0ac | 382 | sysbus_register_withprop(&vpb_sic_info); |
3950f18b PB |
383 | } |
384 | ||
385 | device_init(versatilepb_register_devices) |