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5fafdf24 1/*
b5ff1b31
FB
2 * ARM Integrator CP System emulation.
3 *
a1bb27b1 4 * Copyright (c) 2005-2007 CodeSourcery.
b5ff1b31
FB
5 * Written by Paul Brook
6 *
8e31bf38 7 * This code is licensed under the GPL
b5ff1b31
FB
8 */
9
12b16722 10#include "qemu/osdep.h"
da34e65c 11#include "qapi/error.h"
4771d756 12#include "cpu.h"
83c9f4ca 13#include "hw/sysbus.h"
d6454270 14#include "migration/vmstate.h"
83c9f4ca 15#include "hw/boards.h"
12ec8bd5 16#include "hw/arm/boot.h"
b8616055 17#include "hw/misc/arm_integrator_debug.h"
437cc27d 18#include "hw/net/smc91c111.h"
1422e32d 19#include "net/net.h"
022c62cb 20#include "exec/address-spaces.h"
54d31236 21#include "sysemu/runstate.h"
9c17d615 22#include "sysemu/sysemu.h"
9904625f 23#include "qemu/log.h"
223a72f1 24#include "qemu/error-report.h"
f0d1d2c1 25#include "hw/char/pl011.h"
650d103d 26#include "hw/hw.h"
64552b6b 27#include "hw/irq.h"
b5ff1b31 28
257ec289
AF
29#define TYPE_INTEGRATOR_CM "integrator_core"
30#define INTEGRATOR_CM(obj) \
31 OBJECT_CHECK(IntegratorCMState, (obj), TYPE_INTEGRATOR_CM)
32
33typedef struct IntegratorCMState {
34 /*< private >*/
35 SysBusDevice parent_obj;
36 /*< public >*/
37
71d9bc50 38 MemoryRegion iomem;
ee6847d1 39 uint32_t memsz;
211adf4d 40 MemoryRegion flash;
b5ff1b31
FB
41 uint32_t cm_osc;
42 uint32_t cm_ctrl;
43 uint32_t cm_lock;
44 uint32_t cm_auxosc;
45 uint32_t cm_sdram;
46 uint32_t cm_init;
47 uint32_t cm_flags;
48 uint32_t cm_nvflags;
f53977f7 49 uint32_t cm_refcnt_offset;
b5ff1b31
FB
50 uint32_t int_level;
51 uint32_t irq_enabled;
52 uint32_t fiq_enabled;
257ec289 53} IntegratorCMState;
b5ff1b31
FB
54
55static uint8_t integrator_spd[128] = {
56 128, 8, 4, 11, 9, 1, 64, 0, 2, 0xa0, 0xa0, 0, 0, 8, 0, 1,
57 0xe, 4, 0x1c, 1, 2, 0x20, 0xc0, 0, 0, 0, 0, 0x30, 0x28, 0x30, 0x28, 0x40
58};
59
26d32022
PD
60static const VMStateDescription vmstate_integratorcm = {
61 .name = "integratorcm",
62 .version_id = 1,
63 .minimum_version_id = 1,
64 .fields = (VMStateField[]) {
65 VMSTATE_UINT32(cm_osc, IntegratorCMState),
66 VMSTATE_UINT32(cm_ctrl, IntegratorCMState),
67 VMSTATE_UINT32(cm_lock, IntegratorCMState),
68 VMSTATE_UINT32(cm_auxosc, IntegratorCMState),
69 VMSTATE_UINT32(cm_sdram, IntegratorCMState),
70 VMSTATE_UINT32(cm_init, IntegratorCMState),
71 VMSTATE_UINT32(cm_flags, IntegratorCMState),
72 VMSTATE_UINT32(cm_nvflags, IntegratorCMState),
73 VMSTATE_UINT32(int_level, IntegratorCMState),
74 VMSTATE_UINT32(irq_enabled, IntegratorCMState),
75 VMSTATE_UINT32(fiq_enabled, IntegratorCMState),
76 VMSTATE_END_OF_LIST()
77 }
78};
79
a8170e5e 80static uint64_t integratorcm_read(void *opaque, hwaddr offset,
71d9bc50 81 unsigned size)
b5ff1b31 82{
257ec289 83 IntegratorCMState *s = opaque;
b5ff1b31
FB
84 if (offset >= 0x100 && offset < 0x200) {
85 /* CM_SPD */
86 if (offset >= 0x180)
87 return 0;
88 return integrator_spd[offset >> 2];
89 }
90 switch (offset >> 2) {
91 case 0: /* CM_ID */
92 return 0x411a3001;
93 case 1: /* CM_PROC */
94 return 0;
95 case 2: /* CM_OSC */
96 return s->cm_osc;
97 case 3: /* CM_CTRL */
98 return s->cm_ctrl;
99 case 4: /* CM_STAT */
100 return 0x00100000;
101 case 5: /* CM_LOCK */
102 if (s->cm_lock == 0xa05f) {
103 return 0x1a05f;
104 } else {
105 return s->cm_lock;
106 }
107 case 6: /* CM_LMBUSCNT */
108 /* ??? High frequency timer. */
2ac71179 109 hw_error("integratorcm_read: CM_LMBUSCNT");
b5ff1b31
FB
110 case 7: /* CM_AUXOSC */
111 return s->cm_auxosc;
112 case 8: /* CM_SDRAM */
113 return s->cm_sdram;
114 case 9: /* CM_INIT */
115 return s->cm_init;
f53977f7
JP
116 case 10: /* CM_REFCNT */
117 /* This register, CM_REFCNT, provides a 32-bit count value.
118 * The count increments at the fixed reference clock frequency of 24MHz
119 * and can be used as a real-time counter.
120 */
121 return (uint32_t)muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
122 1000) - s->cm_refcnt_offset;
b5ff1b31
FB
123 case 12: /* CM_FLAGS */
124 return s->cm_flags;
125 case 14: /* CM_NVFLAGS */
126 return s->cm_nvflags;
127 case 16: /* CM_IRQ_STAT */
128 return s->int_level & s->irq_enabled;
129 case 17: /* CM_IRQ_RSTAT */
130 return s->int_level;
131 case 18: /* CM_IRQ_ENSET */
132 return s->irq_enabled;
133 case 20: /* CM_SOFT_INTSET */
134 return s->int_level & 1;
135 case 24: /* CM_FIQ_STAT */
136 return s->int_level & s->fiq_enabled;
137 case 25: /* CM_FIQ_RSTAT */
138 return s->int_level;
139 case 26: /* CM_FIQ_ENSET */
140 return s->fiq_enabled;
141 case 32: /* CM_VOLTAGE_CTL0 */
142 case 33: /* CM_VOLTAGE_CTL1 */
143 case 34: /* CM_VOLTAGE_CTL2 */
144 case 35: /* CM_VOLTAGE_CTL3 */
145 /* ??? Voltage control unimplemented. */
146 return 0;
147 default:
9904625f
PMD
148 qemu_log_mask(LOG_UNIMP,
149 "%s: Unimplemented offset 0x%" HWADDR_PRIX "\n",
150 __func__, offset);
b5ff1b31
FB
151 return 0;
152 }
153}
154
257ec289 155static void integratorcm_do_remap(IntegratorCMState *s)
b5ff1b31 156{
563c2bf3
PM
157 /* Sync memory region state with CM_CTRL REMAP bit:
158 * bit 0 => flash at address 0; bit 1 => RAM
159 */
160 memory_region_set_enabled(&s->flash, !(s->cm_ctrl & 4));
b5ff1b31
FB
161}
162
257ec289 163static void integratorcm_set_ctrl(IntegratorCMState *s, uint32_t value)
b5ff1b31
FB
164{
165 if (value & 8) {
cf83f140 166 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
b5ff1b31 167 }
df3f457b
PM
168 if ((s->cm_ctrl ^ value) & 1) {
169 /* (value & 1) != 0 means the green "MISC LED" is lit.
170 * We don't have any nice place to display LEDs. printf is a bad
171 * idea because Linux uses the LED as a heartbeat and the output
172 * will swamp anything else on the terminal.
173 */
b5ff1b31 174 }
df3f457b
PM
175 /* Note that the RESET bit [3] always reads as zero */
176 s->cm_ctrl = (s->cm_ctrl & ~5) | (value & 5);
563c2bf3 177 integratorcm_do_remap(s);
b5ff1b31
FB
178}
179
257ec289 180static void integratorcm_update(IntegratorCMState *s)
b5ff1b31
FB
181{
182 /* ??? The CPU irq/fiq is raised when either the core module or base PIC
183 are active. */
184 if (s->int_level & (s->irq_enabled | s->fiq_enabled))
2ac71179 185 hw_error("Core module interrupt\n");
b5ff1b31
FB
186}
187
a8170e5e 188static void integratorcm_write(void *opaque, hwaddr offset,
71d9bc50 189 uint64_t value, unsigned size)
b5ff1b31 190{
257ec289 191 IntegratorCMState *s = opaque;
b5ff1b31
FB
192 switch (offset >> 2) {
193 case 2: /* CM_OSC */
194 if (s->cm_lock == 0xa05f)
195 s->cm_osc = value;
196 break;
197 case 3: /* CM_CTRL */
198 integratorcm_set_ctrl(s, value);
199 break;
200 case 5: /* CM_LOCK */
201 s->cm_lock = value & 0xffff;
202 break;
203 case 7: /* CM_AUXOSC */
204 if (s->cm_lock == 0xa05f)
205 s->cm_auxosc = value;
206 break;
207 case 8: /* CM_SDRAM */
208 s->cm_sdram = value;
209 break;
210 case 9: /* CM_INIT */
211 /* ??? This can change the memory bus frequency. */
212 s->cm_init = value;
213 break;
214 case 12: /* CM_FLAGSS */
215 s->cm_flags |= value;
216 break;
217 case 13: /* CM_FLAGSC */
218 s->cm_flags &= ~value;
219 break;
220 case 14: /* CM_NVFLAGSS */
221 s->cm_nvflags |= value;
222 break;
223 case 15: /* CM_NVFLAGSS */
224 s->cm_nvflags &= ~value;
225 break;
226 case 18: /* CM_IRQ_ENSET */
227 s->irq_enabled |= value;
228 integratorcm_update(s);
229 break;
230 case 19: /* CM_IRQ_ENCLR */
231 s->irq_enabled &= ~value;
232 integratorcm_update(s);
233 break;
234 case 20: /* CM_SOFT_INTSET */
235 s->int_level |= (value & 1);
236 integratorcm_update(s);
237 break;
238 case 21: /* CM_SOFT_INTCLR */
239 s->int_level &= ~(value & 1);
240 integratorcm_update(s);
241 break;
242 case 26: /* CM_FIQ_ENSET */
243 s->fiq_enabled |= value;
244 integratorcm_update(s);
245 break;
246 case 27: /* CM_FIQ_ENCLR */
247 s->fiq_enabled &= ~value;
248 integratorcm_update(s);
249 break;
250 case 32: /* CM_VOLTAGE_CTL0 */
251 case 33: /* CM_VOLTAGE_CTL1 */
252 case 34: /* CM_VOLTAGE_CTL2 */
253 case 35: /* CM_VOLTAGE_CTL3 */
254 /* ??? Voltage control unimplemented. */
255 break;
256 default:
9904625f
PMD
257 qemu_log_mask(LOG_UNIMP,
258 "%s: Unimplemented offset 0x%" HWADDR_PRIX "\n",
259 __func__, offset);
b5ff1b31
FB
260 break;
261 }
262}
263
264/* Integrator/CM control registers. */
265
71d9bc50
BC
266static const MemoryRegionOps integratorcm_ops = {
267 .read = integratorcm_read,
268 .write = integratorcm_write,
269 .endianness = DEVICE_NATIVE_ENDIAN,
b5ff1b31
FB
270};
271
a1f42e0c 272static void integratorcm_init(Object *obj)
b5ff1b31 273{
a1f42e0c 274 IntegratorCMState *s = INTEGRATOR_CM(obj);
b5ff1b31 275
b5ff1b31
FB
276 s->cm_osc = 0x01000048;
277 /* ??? What should the high bits of this value be? */
278 s->cm_auxosc = 0x0007feff;
279 s->cm_sdram = 0x00011122;
e9d9ee23
JJ
280 memcpy(integrator_spd + 73, "QEMU-MEMORY", 11);
281 s->cm_init = 0x00000112;
282 s->cm_refcnt_offset = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
283 1000);
e9d9ee23 284
e9d9ee23
JJ
285 /* ??? Save/restore. */
286}
287
288static void integratorcm_realize(DeviceState *d, Error **errp)
289{
290 IntegratorCMState *s = INTEGRATOR_CM(d);
8720daad
TH
291 SysBusDevice *dev = SYS_BUS_DEVICE(d);
292 Error *local_err = NULL;
293
294 memory_region_init_ram(&s->flash, OBJECT(d), "integrator.flash", 0x100000,
295 &local_err);
296 if (local_err) {
297 error_propagate(errp, local_err);
298 return;
299 }
300
301 memory_region_init_io(&s->iomem, OBJECT(d), &integratorcm_ops, s,
302 "integratorcm", 0x00800000);
303 sysbus_init_mmio(dev, &s->iomem);
304
305 integratorcm_do_remap(s);
e9d9ee23 306
ee6847d1 307 if (s->memsz >= 256) {
b5ff1b31
FB
308 integrator_spd[31] = 64;
309 s->cm_sdram |= 0x10;
ee6847d1 310 } else if (s->memsz >= 128) {
b5ff1b31
FB
311 integrator_spd[31] = 32;
312 s->cm_sdram |= 0x0c;
ee6847d1 313 } else if (s->memsz >= 64) {
b5ff1b31
FB
314 integrator_spd[31] = 16;
315 s->cm_sdram |= 0x08;
ee6847d1 316 } else if (s->memsz >= 32) {
b5ff1b31
FB
317 integrator_spd[31] = 4;
318 s->cm_sdram |= 0x04;
319 } else {
320 integrator_spd[31] = 2;
321 }
b5ff1b31
FB
322}
323
324/* Integrator/CP hardware emulation. */
325/* Primary interrupt controller. */
326
91b64626
AF
327#define TYPE_INTEGRATOR_PIC "integrator_pic"
328#define INTEGRATOR_PIC(obj) \
329 OBJECT_CHECK(icp_pic_state, (obj), TYPE_INTEGRATOR_PIC)
330
331typedef struct icp_pic_state {
332 /*< private >*/
333 SysBusDevice parent_obj;
334 /*< public >*/
335
336 MemoryRegion iomem;
337 uint32_t level;
338 uint32_t irq_enabled;
339 uint32_t fiq_enabled;
340 qemu_irq parent_irq;
341 qemu_irq parent_fiq;
b5ff1b31
FB
342} icp_pic_state;
343
26d32022
PD
344static const VMStateDescription vmstate_icp_pic = {
345 .name = "icp_pic",
346 .version_id = 1,
347 .minimum_version_id = 1,
348 .fields = (VMStateField[]) {
349 VMSTATE_UINT32(level, icp_pic_state),
350 VMSTATE_UINT32(irq_enabled, icp_pic_state),
351 VMSTATE_UINT32(fiq_enabled, icp_pic_state),
352 VMSTATE_END_OF_LIST()
353 }
354};
355
b5ff1b31
FB
356static void icp_pic_update(icp_pic_state *s)
357{
cdbdb648 358 uint32_t flags;
b5ff1b31 359
d537cf6c
PB
360 flags = (s->level & s->irq_enabled);
361 qemu_set_irq(s->parent_irq, flags != 0);
362 flags = (s->level & s->fiq_enabled);
363 qemu_set_irq(s->parent_fiq, flags != 0);
b5ff1b31
FB
364}
365
cdbdb648 366static void icp_pic_set_irq(void *opaque, int irq, int level)
b5ff1b31 367{
80337b66 368 icp_pic_state *s = (icp_pic_state *)opaque;
b5ff1b31 369 if (level)
80337b66 370 s->level |= 1 << irq;
b5ff1b31 371 else
80337b66 372 s->level &= ~(1 << irq);
b5ff1b31
FB
373 icp_pic_update(s);
374}
375
a8170e5e 376static uint64_t icp_pic_read(void *opaque, hwaddr offset,
61074e46 377 unsigned size)
b5ff1b31
FB
378{
379 icp_pic_state *s = (icp_pic_state *)opaque;
380
b5ff1b31
FB
381 switch (offset >> 2) {
382 case 0: /* IRQ_STATUS */
383 return s->level & s->irq_enabled;
384 case 1: /* IRQ_RAWSTAT */
385 return s->level;
386 case 2: /* IRQ_ENABLESET */
387 return s->irq_enabled;
388 case 4: /* INT_SOFTSET */
389 return s->level & 1;
390 case 8: /* FRQ_STATUS */
391 return s->level & s->fiq_enabled;
392 case 9: /* FRQ_RAWSTAT */
393 return s->level;
394 case 10: /* FRQ_ENABLESET */
395 return s->fiq_enabled;
396 case 3: /* IRQ_ENABLECLR */
397 case 5: /* INT_SOFTCLR */
398 case 11: /* FRQ_ENABLECLR */
399 default:
9904625f
PMD
400 qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
401 __func__, offset);
b5ff1b31
FB
402 return 0;
403 }
404}
405
a8170e5e 406static void icp_pic_write(void *opaque, hwaddr offset,
61074e46 407 uint64_t value, unsigned size)
b5ff1b31
FB
408{
409 icp_pic_state *s = (icp_pic_state *)opaque;
b5ff1b31
FB
410
411 switch (offset >> 2) {
412 case 2: /* IRQ_ENABLESET */
413 s->irq_enabled |= value;
414 break;
415 case 3: /* IRQ_ENABLECLR */
416 s->irq_enabled &= ~value;
417 break;
418 case 4: /* INT_SOFTSET */
419 if (value & 1)
d537cf6c 420 icp_pic_set_irq(s, 0, 1);
b5ff1b31
FB
421 break;
422 case 5: /* INT_SOFTCLR */
423 if (value & 1)
d537cf6c 424 icp_pic_set_irq(s, 0, 0);
b5ff1b31
FB
425 break;
426 case 10: /* FRQ_ENABLESET */
427 s->fiq_enabled |= value;
428 break;
429 case 11: /* FRQ_ENABLECLR */
430 s->fiq_enabled &= ~value;
431 break;
432 case 0: /* IRQ_STATUS */
433 case 1: /* IRQ_RAWSTAT */
434 case 8: /* FRQ_STATUS */
435 case 9: /* FRQ_RAWSTAT */
436 default:
9904625f
PMD
437 qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
438 __func__, offset);
b5ff1b31
FB
439 return;
440 }
441 icp_pic_update(s);
442}
443
61074e46
BC
444static const MemoryRegionOps icp_pic_ops = {
445 .read = icp_pic_read,
446 .write = icp_pic_write,
447 .endianness = DEVICE_NATIVE_ENDIAN,
b5ff1b31
FB
448};
449
a1f42e0c 450static void icp_pic_init(Object *obj)
b5ff1b31 451{
a1f42e0c
XZ
452 DeviceState *dev = DEVICE(obj);
453 icp_pic_state *s = INTEGRATOR_PIC(obj);
454 SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
b5ff1b31 455
91b64626
AF
456 qdev_init_gpio_in(dev, icp_pic_set_irq, 32);
457 sysbus_init_irq(sbd, &s->parent_irq);
458 sysbus_init_irq(sbd, &s->parent_fiq);
a1f42e0c 459 memory_region_init_io(&s->iomem, obj, &icp_pic_ops, s,
64bde0f3 460 "icp-pic", 0x00800000);
91b64626 461 sysbus_init_mmio(sbd, &s->iomem);
b5ff1b31
FB
462}
463
b5ff1b31 464/* CP control registers. */
0c36493e 465
ffc8542a
JK
466#define TYPE_ICP_CONTROL_REGS "icp-ctrl-regs"
467#define ICP_CONTROL_REGS(obj) \
468 OBJECT_CHECK(ICPCtrlRegsState, (obj), TYPE_ICP_CONTROL_REGS)
469
470typedef struct ICPCtrlRegsState {
471 /*< private >*/
472 SysBusDevice parent_obj;
473 /*< public >*/
474
475 MemoryRegion iomem;
83d0cf89
JK
476
477 qemu_irq mmc_irq;
478 uint32_t intreg_state;
ffc8542a
JK
479} ICPCtrlRegsState;
480
83d0cf89
JK
481#define ICP_GPIO_MMC_WPROT "mmc-wprot"
482#define ICP_GPIO_MMC_CARDIN "mmc-cardin"
483
484#define ICP_INTREG_WPROT (1 << 0)
485#define ICP_INTREG_CARDIN (1 << 3)
486
26d32022
PD
487static const VMStateDescription vmstate_icp_control = {
488 .name = "icp_control",
489 .version_id = 1,
490 .minimum_version_id = 1,
491 .fields = (VMStateField[]) {
492 VMSTATE_UINT32(intreg_state, ICPCtrlRegsState),
493 VMSTATE_END_OF_LIST()
494 }
495};
496
a8170e5e 497static uint64_t icp_control_read(void *opaque, hwaddr offset,
0c36493e 498 unsigned size)
b5ff1b31 499{
83d0cf89
JK
500 ICPCtrlRegsState *s = opaque;
501
b5ff1b31
FB
502 switch (offset >> 2) {
503 case 0: /* CP_IDFIELD */
504 return 0x41034003;
505 case 1: /* CP_FLASHPROG */
506 return 0;
507 case 2: /* CP_INTREG */
83d0cf89 508 return s->intreg_state;
b5ff1b31
FB
509 case 3: /* CP_DECODE */
510 return 0x11;
511 default:
9904625f
PMD
512 qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
513 __func__, offset);
b5ff1b31
FB
514 return 0;
515 }
516}
517
a8170e5e 518static void icp_control_write(void *opaque, hwaddr offset,
0c36493e 519 uint64_t value, unsigned size)
b5ff1b31 520{
83d0cf89
JK
521 ICPCtrlRegsState *s = opaque;
522
b5ff1b31 523 switch (offset >> 2) {
b5ff1b31 524 case 2: /* CP_INTREG */
83d0cf89
JK
525 s->intreg_state &= ~(value & ICP_INTREG_CARDIN);
526 qemu_set_irq(s->mmc_irq, !!(s->intreg_state & ICP_INTREG_CARDIN));
527 break;
528 case 1: /* CP_FLASHPROG */
b5ff1b31
FB
529 case 3: /* CP_DECODE */
530 /* Nothing interesting implemented yet. */
531 break;
532 default:
9904625f
PMD
533 qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
534 __func__, offset);
b5ff1b31
FB
535 }
536}
b5ff1b31 537
0c36493e
BC
538static const MemoryRegionOps icp_control_ops = {
539 .read = icp_control_read,
540 .write = icp_control_write,
541 .endianness = DEVICE_NATIVE_ENDIAN,
b5ff1b31
FB
542};
543
83d0cf89
JK
544static void icp_control_mmc_wprot(void *opaque, int line, int level)
545{
546 ICPCtrlRegsState *s = opaque;
547
548 s->intreg_state &= ~ICP_INTREG_WPROT;
549 if (level) {
550 s->intreg_state |= ICP_INTREG_WPROT;
551 }
552}
553
554static void icp_control_mmc_cardin(void *opaque, int line, int level)
555{
556 ICPCtrlRegsState *s = opaque;
557
558 /* line is released by writing to CP_INTREG */
559 if (level) {
560 s->intreg_state |= ICP_INTREG_CARDIN;
561 qemu_set_irq(s->mmc_irq, 1);
562 }
563}
564
ffc8542a 565static void icp_control_init(Object *obj)
b5ff1b31 566{
ffc8542a
JK
567 SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
568 ICPCtrlRegsState *s = ICP_CONTROL_REGS(obj);
83d0cf89 569 DeviceState *dev = DEVICE(obj);
b5ff1b31 570
ffc8542a
JK
571 memory_region_init_io(&s->iomem, OBJECT(s), &icp_control_ops, s,
572 "icp_ctrl_regs", 0x00800000);
573 sysbus_init_mmio(sbd, &s->iomem);
83d0cf89
JK
574
575 qdev_init_gpio_in_named(dev, icp_control_mmc_wprot, ICP_GPIO_MMC_WPROT, 1);
576 qdev_init_gpio_in_named(dev, icp_control_mmc_cardin,
577 ICP_GPIO_MMC_CARDIN, 1);
578 sysbus_init_irq(sbd, &s->mmc_irq);
b5ff1b31
FB
579}
580
581
b5ff1b31
FB
582/* Board init. */
583
f93eb9ff
AZ
584static struct arm_boot_info integrator_binfo = {
585 .loader_start = 0x0,
586 .board_id = 0x113,
587};
588
3ef96221 589static void integratorcp_init(MachineState *machine)
b5ff1b31 590{
3ef96221 591 ram_addr_t ram_size = machine->ram_size;
223a72f1 592 Object *cpuobj;
393a9eab 593 ARMCPU *cpu;
211adf4d 594 MemoryRegion *address_space_mem = get_system_memory();
211adf4d 595 MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
a7086888 596 qemu_irq pic[32];
83d0cf89 597 DeviceState *dev, *sic, *icp;
a7086888 598 int i;
b5ff1b31 599
ba1ba5cc 600 cpuobj = object_new(machine->cpu_type);
223a72f1 601
61e2f352
GB
602 /* By default ARM1176 CPUs have EL3 enabled. This board does not
603 * currently support EL3 so the CPU EL3 property is disabled before
604 * realization.
605 */
606 if (object_property_find(cpuobj, "has_el3", NULL)) {
007b0657 607 object_property_set_bool(cpuobj, false, "has_el3", &error_fatal);
61e2f352
GB
608 }
609
ce189ab2 610 qdev_realize(DEVICE(cpuobj), NULL, &error_fatal);
223a72f1
GB
611
612 cpu = ARM_CPU(cpuobj);
613
b5ff1b31 614 /* ??? On a real system the first 1Mb is mapped as SSRAM or boot flash. */
1235fc06 615 /* ??? RAM should repeat to fill physical memory space. */
b5ff1b31 616 /* SDRAM at address zero*/
3f25b3f4 617 memory_region_add_subregion(address_space_mem, 0, machine->ram);
b5ff1b31 618 /* And again at address 0x80000000 */
3f25b3f4
IM
619 memory_region_init_alias(ram_alias, NULL, "ram.alias", machine->ram,
620 0, ram_size);
211adf4d 621 memory_region_add_subregion(address_space_mem, 0x80000000, ram_alias);
b5ff1b31 622
3e80f690 623 dev = qdev_new(TYPE_INTEGRATOR_CM);
ee6847d1 624 qdev_prop_set_uint32(dev, "memsz", ram_size >> 20);
3c6ef471 625 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
a7086888
PB
626 sysbus_mmio_map((SysBusDevice *)dev, 0, 0x10000000);
627
91b64626 628 dev = sysbus_create_varargs(TYPE_INTEGRATOR_PIC, 0x14000000,
99d228d6
PM
629 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ),
630 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ),
631 NULL);
a7086888 632 for (i = 0; i < 32; i++) {
067a3ddc 633 pic[i] = qdev_get_gpio_in(dev, i);
a7086888 634 }
83d0cf89 635 sic = sysbus_create_simple(TYPE_INTEGRATOR_PIC, 0xca000000, pic[26]);
6a824ec3
PB
636 sysbus_create_varargs("integrator_pit", 0x13000000,
637 pic[5], pic[6], pic[7], NULL);
a63bdb31 638 sysbus_create_simple("pl031", 0x15000000, pic[8]);
9bca0edb
PM
639 pl011_create(0x16000000, pic[1], serial_hd(0));
640 pl011_create(0x17000000, pic[2], serial_hd(1));
83d0cf89
JK
641 icp = sysbus_create_simple(TYPE_ICP_CONTROL_REGS, 0xcb000000,
642 qdev_get_gpio_in(sic, 3));
86394e96
PB
643 sysbus_create_simple("pl050_keyboard", 0x18000000, pic[3]);
644 sysbus_create_simple("pl050_mouse", 0x19000000, pic[4]);
b8616055 645 sysbus_create_simple(TYPE_INTEGRATOR_DEBUG, 0x1a000000, 0);
83d0cf89
JK
646
647 dev = sysbus_create_varargs("pl181", 0x1c000000, pic[23], pic[24], NULL);
648 qdev_connect_gpio_out(dev, 0,
649 qdev_get_gpio_in_named(icp, ICP_GPIO_MMC_WPROT, 0));
650 qdev_connect_gpio_out(dev, 1,
651 qdev_get_gpio_in_named(icp, ICP_GPIO_MMC_CARDIN, 0));
5df2cfbc 652 sysbus_create_varargs("pl041", 0x1d000000, pic[25], NULL);
83d0cf89 653
a005d073 654 if (nd_table[0].used)
0ae18cee 655 smc91c111_init(&nd_table[0], 0xc8000000, pic[27]);
2e9bdce5
PB
656
657 sysbus_create_simple("pl110", 0xc0000000, pic[22]);
b5ff1b31 658
f93eb9ff 659 integrator_binfo.ram_size = ram_size;
2744ece8 660 arm_load_kernel(cpu, machine, &integrator_binfo);
b5ff1b31
FB
661}
662
e264d29d 663static void integratorcp_machine_init(MachineClass *mc)
f80f9ec9 664{
e264d29d
EH
665 mc->desc = "ARM Integrator/CP (ARM926EJ-S)";
666 mc->init = integratorcp_init;
4672cbd7 667 mc->ignore_memory_transaction_failures = true;
ba1ba5cc 668 mc->default_cpu_type = ARM_CPU_TYPE_NAME("arm926");
3f25b3f4 669 mc->default_ram_id = "integrator.ram";
f80f9ec9
AL
670}
671
e264d29d 672DEFINE_MACHINE("integratorcp", integratorcp_machine_init)
f80f9ec9 673
999e12bb 674static Property core_properties[] = {
257ec289 675 DEFINE_PROP_UINT32("memsz", IntegratorCMState, memsz, 0),
999e12bb
AL
676 DEFINE_PROP_END_OF_LIST(),
677};
678
679static void core_class_init(ObjectClass *klass, void *data)
680{
39bffca2 681 DeviceClass *dc = DEVICE_CLASS(klass);
999e12bb 682
4f67d30b 683 device_class_set_props(dc, core_properties);
e9d9ee23 684 dc->realize = integratorcm_realize;
26d32022
PD
685 dc->vmsd = &vmstate_integratorcm;
686}
687
688static void icp_pic_class_init(ObjectClass *klass, void *data)
689{
690 DeviceClass *dc = DEVICE_CLASS(klass);
691
692 dc->vmsd = &vmstate_icp_pic;
693}
694
695static void icp_control_class_init(ObjectClass *klass, void *data)
696{
697 DeviceClass *dc = DEVICE_CLASS(klass);
698
699 dc->vmsd = &vmstate_icp_control;
999e12bb
AL
700}
701
8c43a6f0 702static const TypeInfo core_info = {
257ec289 703 .name = TYPE_INTEGRATOR_CM,
39bffca2 704 .parent = TYPE_SYS_BUS_DEVICE,
257ec289 705 .instance_size = sizeof(IntegratorCMState),
a1f42e0c 706 .instance_init = integratorcm_init,
39bffca2 707 .class_init = core_class_init,
999e12bb
AL
708};
709
8c43a6f0 710static const TypeInfo icp_pic_info = {
91b64626 711 .name = TYPE_INTEGRATOR_PIC,
39bffca2
AL
712 .parent = TYPE_SYS_BUS_DEVICE,
713 .instance_size = sizeof(icp_pic_state),
a1f42e0c 714 .instance_init = icp_pic_init,
26d32022 715 .class_init = icp_pic_class_init,
ee6847d1
GH
716};
717
ffc8542a
JK
718static const TypeInfo icp_ctrl_regs_info = {
719 .name = TYPE_ICP_CONTROL_REGS,
720 .parent = TYPE_SYS_BUS_DEVICE,
721 .instance_size = sizeof(ICPCtrlRegsState),
722 .instance_init = icp_control_init,
26d32022 723 .class_init = icp_control_class_init,
ffc8542a
JK
724};
725
83f7d43a 726static void integratorcp_register_types(void)
a7086888 727{
39bffca2
AL
728 type_register_static(&icp_pic_info);
729 type_register_static(&core_info);
ffc8542a 730 type_register_static(&icp_ctrl_regs_info);
a7086888
PB
731}
732
83f7d43a 733type_init(integratorcp_register_types)