xref: /openbmc/qemu/hw/arm/integratorcp.c (revision 8908eb1a)
1 /*
2  * ARM Integrator CP System emulation.
3  *
4  * Copyright (c) 2005-2007 CodeSourcery.
5  * Written by Paul Brook
6  *
7  * This code is licensed under the GPL
8  */
9 
10 #include "qemu/osdep.h"
11 #include "qapi/error.h"
12 #include "qemu-common.h"
13 #include "cpu.h"
14 #include "hw/sysbus.h"
15 #include "hw/devices.h"
16 #include "hw/boards.h"
17 #include "hw/arm/arm.h"
18 #include "hw/misc/arm_integrator_debug.h"
19 #include "net/net.h"
20 #include "exec/address-spaces.h"
21 #include "sysemu/sysemu.h"
22 #include "qemu/error-report.h"
23 #include "hw/char/pl011.h"
24 
25 #define TYPE_INTEGRATOR_CM "integrator_core"
26 #define INTEGRATOR_CM(obj) \
27     OBJECT_CHECK(IntegratorCMState, (obj), TYPE_INTEGRATOR_CM)
28 
29 typedef struct IntegratorCMState {
30     /*< private >*/
31     SysBusDevice parent_obj;
32     /*< public >*/
33 
34     MemoryRegion iomem;
35     uint32_t memsz;
36     MemoryRegion flash;
37     uint32_t cm_osc;
38     uint32_t cm_ctrl;
39     uint32_t cm_lock;
40     uint32_t cm_auxosc;
41     uint32_t cm_sdram;
42     uint32_t cm_init;
43     uint32_t cm_flags;
44     uint32_t cm_nvflags;
45     uint32_t cm_refcnt_offset;
46     uint32_t int_level;
47     uint32_t irq_enabled;
48     uint32_t fiq_enabled;
49 } IntegratorCMState;
50 
51 static uint8_t integrator_spd[128] = {
52    128, 8, 4, 11, 9, 1, 64, 0,  2, 0xa0, 0xa0, 0, 0, 8, 0, 1,
53    0xe, 4, 0x1c, 1, 2, 0x20, 0xc0, 0, 0, 0, 0, 0x30, 0x28, 0x30, 0x28, 0x40
54 };
55 
56 static const VMStateDescription vmstate_integratorcm = {
57     .name = "integratorcm",
58     .version_id = 1,
59     .minimum_version_id = 1,
60     .fields      = (VMStateField[]) {
61         VMSTATE_UINT32(cm_osc, IntegratorCMState),
62         VMSTATE_UINT32(cm_ctrl, IntegratorCMState),
63         VMSTATE_UINT32(cm_lock, IntegratorCMState),
64         VMSTATE_UINT32(cm_auxosc, IntegratorCMState),
65         VMSTATE_UINT32(cm_sdram, IntegratorCMState),
66         VMSTATE_UINT32(cm_init, IntegratorCMState),
67         VMSTATE_UINT32(cm_flags, IntegratorCMState),
68         VMSTATE_UINT32(cm_nvflags, IntegratorCMState),
69         VMSTATE_UINT32(int_level, IntegratorCMState),
70         VMSTATE_UINT32(irq_enabled, IntegratorCMState),
71         VMSTATE_UINT32(fiq_enabled, IntegratorCMState),
72         VMSTATE_END_OF_LIST()
73     }
74 };
75 
76 static uint64_t integratorcm_read(void *opaque, hwaddr offset,
77                                   unsigned size)
78 {
79     IntegratorCMState *s = opaque;
80     if (offset >= 0x100 && offset < 0x200) {
81         /* CM_SPD */
82         if (offset >= 0x180)
83             return 0;
84         return integrator_spd[offset >> 2];
85     }
86     switch (offset >> 2) {
87     case 0: /* CM_ID */
88         return 0x411a3001;
89     case 1: /* CM_PROC */
90         return 0;
91     case 2: /* CM_OSC */
92         return s->cm_osc;
93     case 3: /* CM_CTRL */
94         return s->cm_ctrl;
95     case 4: /* CM_STAT */
96         return 0x00100000;
97     case 5: /* CM_LOCK */
98         if (s->cm_lock == 0xa05f) {
99             return 0x1a05f;
100         } else {
101             return s->cm_lock;
102         }
103     case 6: /* CM_LMBUSCNT */
104         /* ??? High frequency timer.  */
105         hw_error("integratorcm_read: CM_LMBUSCNT");
106     case 7: /* CM_AUXOSC */
107         return s->cm_auxosc;
108     case 8: /* CM_SDRAM */
109         return s->cm_sdram;
110     case 9: /* CM_INIT */
111         return s->cm_init;
112     case 10: /* CM_REFCNT */
113         /* This register, CM_REFCNT, provides a 32-bit count value.
114          * The count increments at the fixed reference clock frequency of 24MHz
115          * and can be used as a real-time counter.
116          */
117         return (uint32_t)muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
118                                   1000) - s->cm_refcnt_offset;
119     case 12: /* CM_FLAGS */
120         return s->cm_flags;
121     case 14: /* CM_NVFLAGS */
122         return s->cm_nvflags;
123     case 16: /* CM_IRQ_STAT */
124         return s->int_level & s->irq_enabled;
125     case 17: /* CM_IRQ_RSTAT */
126         return s->int_level;
127     case 18: /* CM_IRQ_ENSET */
128         return s->irq_enabled;
129     case 20: /* CM_SOFT_INTSET */
130         return s->int_level & 1;
131     case 24: /* CM_FIQ_STAT */
132         return s->int_level & s->fiq_enabled;
133     case 25: /* CM_FIQ_RSTAT */
134         return s->int_level;
135     case 26: /* CM_FIQ_ENSET */
136         return s->fiq_enabled;
137     case 32: /* CM_VOLTAGE_CTL0 */
138     case 33: /* CM_VOLTAGE_CTL1 */
139     case 34: /* CM_VOLTAGE_CTL2 */
140     case 35: /* CM_VOLTAGE_CTL3 */
141         /* ??? Voltage control unimplemented.  */
142         return 0;
143     default:
144         hw_error("integratorcm_read: Unimplemented offset 0x%x\n",
145                  (int)offset);
146         return 0;
147     }
148 }
149 
150 static void integratorcm_do_remap(IntegratorCMState *s)
151 {
152     /* Sync memory region state with CM_CTRL REMAP bit:
153      * bit 0 => flash at address 0; bit 1 => RAM
154      */
155     memory_region_set_enabled(&s->flash, !(s->cm_ctrl & 4));
156 }
157 
158 static void integratorcm_set_ctrl(IntegratorCMState *s, uint32_t value)
159 {
160     if (value & 8) {
161         qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
162     }
163     if ((s->cm_ctrl ^ value) & 1) {
164         /* (value & 1) != 0 means the green "MISC LED" is lit.
165          * We don't have any nice place to display LEDs. printf is a bad
166          * idea because Linux uses the LED as a heartbeat and the output
167          * will swamp anything else on the terminal.
168          */
169     }
170     /* Note that the RESET bit [3] always reads as zero */
171     s->cm_ctrl = (s->cm_ctrl & ~5) | (value & 5);
172     integratorcm_do_remap(s);
173 }
174 
175 static void integratorcm_update(IntegratorCMState *s)
176 {
177     /* ??? The CPU irq/fiq is raised when either the core module or base PIC
178        are active.  */
179     if (s->int_level & (s->irq_enabled | s->fiq_enabled))
180         hw_error("Core module interrupt\n");
181 }
182 
183 static void integratorcm_write(void *opaque, hwaddr offset,
184                                uint64_t value, unsigned size)
185 {
186     IntegratorCMState *s = opaque;
187     switch (offset >> 2) {
188     case 2: /* CM_OSC */
189         if (s->cm_lock == 0xa05f)
190             s->cm_osc = value;
191         break;
192     case 3: /* CM_CTRL */
193         integratorcm_set_ctrl(s, value);
194         break;
195     case 5: /* CM_LOCK */
196         s->cm_lock = value & 0xffff;
197         break;
198     case 7: /* CM_AUXOSC */
199         if (s->cm_lock == 0xa05f)
200             s->cm_auxosc = value;
201         break;
202     case 8: /* CM_SDRAM */
203         s->cm_sdram = value;
204         break;
205     case 9: /* CM_INIT */
206         /* ??? This can change the memory bus frequency.  */
207         s->cm_init = value;
208         break;
209     case 12: /* CM_FLAGSS */
210         s->cm_flags |= value;
211         break;
212     case 13: /* CM_FLAGSC */
213         s->cm_flags &= ~value;
214         break;
215     case 14: /* CM_NVFLAGSS */
216         s->cm_nvflags |= value;
217         break;
218     case 15: /* CM_NVFLAGSS */
219         s->cm_nvflags &= ~value;
220         break;
221     case 18: /* CM_IRQ_ENSET */
222         s->irq_enabled |= value;
223         integratorcm_update(s);
224         break;
225     case 19: /* CM_IRQ_ENCLR */
226         s->irq_enabled &= ~value;
227         integratorcm_update(s);
228         break;
229     case 20: /* CM_SOFT_INTSET */
230         s->int_level |= (value & 1);
231         integratorcm_update(s);
232         break;
233     case 21: /* CM_SOFT_INTCLR */
234         s->int_level &= ~(value & 1);
235         integratorcm_update(s);
236         break;
237     case 26: /* CM_FIQ_ENSET */
238         s->fiq_enabled |= value;
239         integratorcm_update(s);
240         break;
241     case 27: /* CM_FIQ_ENCLR */
242         s->fiq_enabled &= ~value;
243         integratorcm_update(s);
244         break;
245     case 32: /* CM_VOLTAGE_CTL0 */
246     case 33: /* CM_VOLTAGE_CTL1 */
247     case 34: /* CM_VOLTAGE_CTL2 */
248     case 35: /* CM_VOLTAGE_CTL3 */
249         /* ??? Voltage control unimplemented.  */
250         break;
251     default:
252         hw_error("integratorcm_write: Unimplemented offset 0x%x\n",
253                  (int)offset);
254         break;
255     }
256 }
257 
258 /* Integrator/CM control registers.  */
259 
260 static const MemoryRegionOps integratorcm_ops = {
261     .read = integratorcm_read,
262     .write = integratorcm_write,
263     .endianness = DEVICE_NATIVE_ENDIAN,
264 };
265 
266 static void integratorcm_init(Object *obj)
267 {
268     IntegratorCMState *s = INTEGRATOR_CM(obj);
269     SysBusDevice *dev = SYS_BUS_DEVICE(obj);
270 
271     s->cm_osc = 0x01000048;
272     /* ??? What should the high bits of this value be?  */
273     s->cm_auxosc = 0x0007feff;
274     s->cm_sdram = 0x00011122;
275     memcpy(integrator_spd + 73, "QEMU-MEMORY", 11);
276     s->cm_init = 0x00000112;
277     s->cm_refcnt_offset = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 24,
278                                    1000);
279     memory_region_init_ram(&s->flash, obj, "integrator.flash", 0x100000,
280                            &error_fatal);
281 
282     memory_region_init_io(&s->iomem, obj, &integratorcm_ops, s,
283                           "integratorcm", 0x00800000);
284     sysbus_init_mmio(dev, &s->iomem);
285 
286     integratorcm_do_remap(s);
287     /* ??? Save/restore.  */
288 }
289 
290 static void integratorcm_realize(DeviceState *d, Error **errp)
291 {
292     IntegratorCMState *s = INTEGRATOR_CM(d);
293 
294     if (s->memsz >= 256) {
295         integrator_spd[31] = 64;
296         s->cm_sdram |= 0x10;
297     } else if (s->memsz >= 128) {
298         integrator_spd[31] = 32;
299         s->cm_sdram |= 0x0c;
300     } else if (s->memsz >= 64) {
301         integrator_spd[31] = 16;
302         s->cm_sdram |= 0x08;
303     } else if (s->memsz >= 32) {
304         integrator_spd[31] = 4;
305         s->cm_sdram |= 0x04;
306     } else {
307         integrator_spd[31] = 2;
308     }
309 }
310 
311 /* Integrator/CP hardware emulation.  */
312 /* Primary interrupt controller.  */
313 
314 #define TYPE_INTEGRATOR_PIC "integrator_pic"
315 #define INTEGRATOR_PIC(obj) \
316    OBJECT_CHECK(icp_pic_state, (obj), TYPE_INTEGRATOR_PIC)
317 
318 typedef struct icp_pic_state {
319     /*< private >*/
320     SysBusDevice parent_obj;
321     /*< public >*/
322 
323     MemoryRegion iomem;
324     uint32_t level;
325     uint32_t irq_enabled;
326     uint32_t fiq_enabled;
327     qemu_irq parent_irq;
328     qemu_irq parent_fiq;
329 } icp_pic_state;
330 
331 static const VMStateDescription vmstate_icp_pic = {
332     .name = "icp_pic",
333     .version_id = 1,
334     .minimum_version_id = 1,
335     .fields      = (VMStateField[]) {
336         VMSTATE_UINT32(level, icp_pic_state),
337         VMSTATE_UINT32(irq_enabled, icp_pic_state),
338         VMSTATE_UINT32(fiq_enabled, icp_pic_state),
339         VMSTATE_END_OF_LIST()
340     }
341 };
342 
343 static void icp_pic_update(icp_pic_state *s)
344 {
345     uint32_t flags;
346 
347     flags = (s->level & s->irq_enabled);
348     qemu_set_irq(s->parent_irq, flags != 0);
349     flags = (s->level & s->fiq_enabled);
350     qemu_set_irq(s->parent_fiq, flags != 0);
351 }
352 
353 static void icp_pic_set_irq(void *opaque, int irq, int level)
354 {
355     icp_pic_state *s = (icp_pic_state *)opaque;
356     if (level)
357         s->level |= 1 << irq;
358     else
359         s->level &= ~(1 << irq);
360     icp_pic_update(s);
361 }
362 
363 static uint64_t icp_pic_read(void *opaque, hwaddr offset,
364                              unsigned size)
365 {
366     icp_pic_state *s = (icp_pic_state *)opaque;
367 
368     switch (offset >> 2) {
369     case 0: /* IRQ_STATUS */
370         return s->level & s->irq_enabled;
371     case 1: /* IRQ_RAWSTAT */
372         return s->level;
373     case 2: /* IRQ_ENABLESET */
374         return s->irq_enabled;
375     case 4: /* INT_SOFTSET */
376         return s->level & 1;
377     case 8: /* FRQ_STATUS */
378         return s->level & s->fiq_enabled;
379     case 9: /* FRQ_RAWSTAT */
380         return s->level;
381     case 10: /* FRQ_ENABLESET */
382         return s->fiq_enabled;
383     case 3: /* IRQ_ENABLECLR */
384     case 5: /* INT_SOFTCLR */
385     case 11: /* FRQ_ENABLECLR */
386     default:
387         printf ("icp_pic_read: Bad register offset 0x%x\n", (int)offset);
388         return 0;
389     }
390 }
391 
392 static void icp_pic_write(void *opaque, hwaddr offset,
393                           uint64_t value, unsigned size)
394 {
395     icp_pic_state *s = (icp_pic_state *)opaque;
396 
397     switch (offset >> 2) {
398     case 2: /* IRQ_ENABLESET */
399         s->irq_enabled |= value;
400         break;
401     case 3: /* IRQ_ENABLECLR */
402         s->irq_enabled &= ~value;
403         break;
404     case 4: /* INT_SOFTSET */
405         if (value & 1)
406             icp_pic_set_irq(s, 0, 1);
407         break;
408     case 5: /* INT_SOFTCLR */
409         if (value & 1)
410             icp_pic_set_irq(s, 0, 0);
411         break;
412     case 10: /* FRQ_ENABLESET */
413         s->fiq_enabled |= value;
414         break;
415     case 11: /* FRQ_ENABLECLR */
416         s->fiq_enabled &= ~value;
417         break;
418     case 0: /* IRQ_STATUS */
419     case 1: /* IRQ_RAWSTAT */
420     case 8: /* FRQ_STATUS */
421     case 9: /* FRQ_RAWSTAT */
422     default:
423         printf ("icp_pic_write: Bad register offset 0x%x\n", (int)offset);
424         return;
425     }
426     icp_pic_update(s);
427 }
428 
429 static const MemoryRegionOps icp_pic_ops = {
430     .read = icp_pic_read,
431     .write = icp_pic_write,
432     .endianness = DEVICE_NATIVE_ENDIAN,
433 };
434 
435 static void icp_pic_init(Object *obj)
436 {
437     DeviceState *dev = DEVICE(obj);
438     icp_pic_state *s = INTEGRATOR_PIC(obj);
439     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
440 
441     qdev_init_gpio_in(dev, icp_pic_set_irq, 32);
442     sysbus_init_irq(sbd, &s->parent_irq);
443     sysbus_init_irq(sbd, &s->parent_fiq);
444     memory_region_init_io(&s->iomem, obj, &icp_pic_ops, s,
445                           "icp-pic", 0x00800000);
446     sysbus_init_mmio(sbd, &s->iomem);
447 }
448 
449 /* CP control registers.  */
450 
451 #define TYPE_ICP_CONTROL_REGS "icp-ctrl-regs"
452 #define ICP_CONTROL_REGS(obj) \
453     OBJECT_CHECK(ICPCtrlRegsState, (obj), TYPE_ICP_CONTROL_REGS)
454 
455 typedef struct ICPCtrlRegsState {
456     /*< private >*/
457     SysBusDevice parent_obj;
458     /*< public >*/
459 
460     MemoryRegion iomem;
461 
462     qemu_irq mmc_irq;
463     uint32_t intreg_state;
464 } ICPCtrlRegsState;
465 
466 #define ICP_GPIO_MMC_WPROT      "mmc-wprot"
467 #define ICP_GPIO_MMC_CARDIN     "mmc-cardin"
468 
469 #define ICP_INTREG_WPROT        (1 << 0)
470 #define ICP_INTREG_CARDIN       (1 << 3)
471 
472 static const VMStateDescription vmstate_icp_control = {
473     .name = "icp_control",
474     .version_id = 1,
475     .minimum_version_id = 1,
476     .fields      = (VMStateField[]) {
477         VMSTATE_UINT32(intreg_state, ICPCtrlRegsState),
478         VMSTATE_END_OF_LIST()
479     }
480 };
481 
482 static uint64_t icp_control_read(void *opaque, hwaddr offset,
483                                  unsigned size)
484 {
485     ICPCtrlRegsState *s = opaque;
486 
487     switch (offset >> 2) {
488     case 0: /* CP_IDFIELD */
489         return 0x41034003;
490     case 1: /* CP_FLASHPROG */
491         return 0;
492     case 2: /* CP_INTREG */
493         return s->intreg_state;
494     case 3: /* CP_DECODE */
495         return 0x11;
496     default:
497         hw_error("icp_control_read: Bad offset %x\n", (int)offset);
498         return 0;
499     }
500 }
501 
502 static void icp_control_write(void *opaque, hwaddr offset,
503                           uint64_t value, unsigned size)
504 {
505     ICPCtrlRegsState *s = opaque;
506 
507     switch (offset >> 2) {
508     case 2: /* CP_INTREG */
509         s->intreg_state &= ~(value & ICP_INTREG_CARDIN);
510         qemu_set_irq(s->mmc_irq, !!(s->intreg_state & ICP_INTREG_CARDIN));
511         break;
512     case 1: /* CP_FLASHPROG */
513     case 3: /* CP_DECODE */
514         /* Nothing interesting implemented yet.  */
515         break;
516     default:
517         hw_error("icp_control_write: Bad offset %x\n", (int)offset);
518     }
519 }
520 
521 static const MemoryRegionOps icp_control_ops = {
522     .read = icp_control_read,
523     .write = icp_control_write,
524     .endianness = DEVICE_NATIVE_ENDIAN,
525 };
526 
527 static void icp_control_mmc_wprot(void *opaque, int line, int level)
528 {
529     ICPCtrlRegsState *s = opaque;
530 
531     s->intreg_state &= ~ICP_INTREG_WPROT;
532     if (level) {
533         s->intreg_state |= ICP_INTREG_WPROT;
534     }
535 }
536 
537 static void icp_control_mmc_cardin(void *opaque, int line, int level)
538 {
539     ICPCtrlRegsState *s = opaque;
540 
541     /* line is released by writing to CP_INTREG */
542     if (level) {
543         s->intreg_state |= ICP_INTREG_CARDIN;
544         qemu_set_irq(s->mmc_irq, 1);
545     }
546 }
547 
548 static void icp_control_init(Object *obj)
549 {
550     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
551     ICPCtrlRegsState *s = ICP_CONTROL_REGS(obj);
552     DeviceState *dev = DEVICE(obj);
553 
554     memory_region_init_io(&s->iomem, OBJECT(s), &icp_control_ops, s,
555                           "icp_ctrl_regs", 0x00800000);
556     sysbus_init_mmio(sbd, &s->iomem);
557 
558     qdev_init_gpio_in_named(dev, icp_control_mmc_wprot, ICP_GPIO_MMC_WPROT, 1);
559     qdev_init_gpio_in_named(dev, icp_control_mmc_cardin,
560                             ICP_GPIO_MMC_CARDIN, 1);
561     sysbus_init_irq(sbd, &s->mmc_irq);
562 }
563 
564 
565 /* Board init.  */
566 
567 static struct arm_boot_info integrator_binfo = {
568     .loader_start = 0x0,
569     .board_id = 0x113,
570 };
571 
572 static void integratorcp_init(MachineState *machine)
573 {
574     ram_addr_t ram_size = machine->ram_size;
575     const char *cpu_model = machine->cpu_model;
576     const char *kernel_filename = machine->kernel_filename;
577     const char *kernel_cmdline = machine->kernel_cmdline;
578     const char *initrd_filename = machine->initrd_filename;
579     char **cpustr;
580     ObjectClass *cpu_oc;
581     CPUClass *cc;
582     Object *cpuobj;
583     ARMCPU *cpu;
584     const char *typename;
585     MemoryRegion *address_space_mem = get_system_memory();
586     MemoryRegion *ram = g_new(MemoryRegion, 1);
587     MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
588     qemu_irq pic[32];
589     DeviceState *dev, *sic, *icp;
590     int i;
591     Error *err = NULL;
592 
593     if (!cpu_model) {
594         cpu_model = "arm926";
595     }
596 
597     cpustr = g_strsplit(cpu_model, ",", 2);
598 
599     cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, cpustr[0]);
600     if (!cpu_oc) {
601         fprintf(stderr, "Unable to find CPU definition\n");
602         exit(1);
603     }
604     typename = object_class_get_name(cpu_oc);
605 
606     cc = CPU_CLASS(cpu_oc);
607     cc->parse_features(typename, cpustr[1], &err);
608     g_strfreev(cpustr);
609     if (err) {
610         error_report_err(err);
611         exit(1);
612     }
613 
614     cpuobj = object_new(typename);
615 
616     /* By default ARM1176 CPUs have EL3 enabled.  This board does not
617      * currently support EL3 so the CPU EL3 property is disabled before
618      * realization.
619      */
620     if (object_property_find(cpuobj, "has_el3", NULL)) {
621         object_property_set_bool(cpuobj, false, "has_el3", &error_fatal);
622     }
623 
624     object_property_set_bool(cpuobj, true, "realized", &error_fatal);
625 
626     cpu = ARM_CPU(cpuobj);
627 
628     memory_region_allocate_system_memory(ram, NULL, "integrator.ram",
629                                          ram_size);
630     /* ??? On a real system the first 1Mb is mapped as SSRAM or boot flash.  */
631     /* ??? RAM should repeat to fill physical memory space.  */
632     /* SDRAM at address zero*/
633     memory_region_add_subregion(address_space_mem, 0, ram);
634     /* And again at address 0x80000000 */
635     memory_region_init_alias(ram_alias, NULL, "ram.alias", ram, 0, ram_size);
636     memory_region_add_subregion(address_space_mem, 0x80000000, ram_alias);
637 
638     dev = qdev_create(NULL, TYPE_INTEGRATOR_CM);
639     qdev_prop_set_uint32(dev, "memsz", ram_size >> 20);
640     qdev_init_nofail(dev);
641     sysbus_mmio_map((SysBusDevice *)dev, 0, 0x10000000);
642 
643     dev = sysbus_create_varargs(TYPE_INTEGRATOR_PIC, 0x14000000,
644                                 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ),
645                                 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ),
646                                 NULL);
647     for (i = 0; i < 32; i++) {
648         pic[i] = qdev_get_gpio_in(dev, i);
649     }
650     sic = sysbus_create_simple(TYPE_INTEGRATOR_PIC, 0xca000000, pic[26]);
651     sysbus_create_varargs("integrator_pit", 0x13000000,
652                           pic[5], pic[6], pic[7], NULL);
653     sysbus_create_simple("pl031", 0x15000000, pic[8]);
654     pl011_create(0x16000000, pic[1], serial_hds[0]);
655     pl011_create(0x17000000, pic[2], serial_hds[1]);
656     icp = sysbus_create_simple(TYPE_ICP_CONTROL_REGS, 0xcb000000,
657                                qdev_get_gpio_in(sic, 3));
658     sysbus_create_simple("pl050_keyboard", 0x18000000, pic[3]);
659     sysbus_create_simple("pl050_mouse", 0x19000000, pic[4]);
660     sysbus_create_simple(TYPE_INTEGRATOR_DEBUG, 0x1a000000, 0);
661 
662     dev = sysbus_create_varargs("pl181", 0x1c000000, pic[23], pic[24], NULL);
663     qdev_connect_gpio_out(dev, 0,
664                           qdev_get_gpio_in_named(icp, ICP_GPIO_MMC_WPROT, 0));
665     qdev_connect_gpio_out(dev, 1,
666                           qdev_get_gpio_in_named(icp, ICP_GPIO_MMC_CARDIN, 0));
667 
668     if (nd_table[0].used)
669         smc91c111_init(&nd_table[0], 0xc8000000, pic[27]);
670 
671     sysbus_create_simple("pl110", 0xc0000000, pic[22]);
672 
673     integrator_binfo.ram_size = ram_size;
674     integrator_binfo.kernel_filename = kernel_filename;
675     integrator_binfo.kernel_cmdline = kernel_cmdline;
676     integrator_binfo.initrd_filename = initrd_filename;
677     arm_load_kernel(cpu, &integrator_binfo);
678 }
679 
680 static void integratorcp_machine_init(MachineClass *mc)
681 {
682     mc->desc = "ARM Integrator/CP (ARM926EJ-S)";
683     mc->init = integratorcp_init;
684 }
685 
686 DEFINE_MACHINE("integratorcp", integratorcp_machine_init)
687 
688 static Property core_properties[] = {
689     DEFINE_PROP_UINT32("memsz", IntegratorCMState, memsz, 0),
690     DEFINE_PROP_END_OF_LIST(),
691 };
692 
693 static void core_class_init(ObjectClass *klass, void *data)
694 {
695     DeviceClass *dc = DEVICE_CLASS(klass);
696 
697     dc->props = core_properties;
698     dc->realize = integratorcm_realize;
699     dc->vmsd = &vmstate_integratorcm;
700 }
701 
702 static void icp_pic_class_init(ObjectClass *klass, void *data)
703 {
704     DeviceClass *dc = DEVICE_CLASS(klass);
705 
706     dc->vmsd = &vmstate_icp_pic;
707 }
708 
709 static void icp_control_class_init(ObjectClass *klass, void *data)
710 {
711     DeviceClass *dc = DEVICE_CLASS(klass);
712 
713     dc->vmsd = &vmstate_icp_control;
714 }
715 
716 static const TypeInfo core_info = {
717     .name          = TYPE_INTEGRATOR_CM,
718     .parent        = TYPE_SYS_BUS_DEVICE,
719     .instance_size = sizeof(IntegratorCMState),
720     .instance_init = integratorcm_init,
721     .class_init    = core_class_init,
722 };
723 
724 static const TypeInfo icp_pic_info = {
725     .name          = TYPE_INTEGRATOR_PIC,
726     .parent        = TYPE_SYS_BUS_DEVICE,
727     .instance_size = sizeof(icp_pic_state),
728     .instance_init = icp_pic_init,
729     .class_init    = icp_pic_class_init,
730 };
731 
732 static const TypeInfo icp_ctrl_regs_info = {
733     .name          = TYPE_ICP_CONTROL_REGS,
734     .parent        = TYPE_SYS_BUS_DEVICE,
735     .instance_size = sizeof(ICPCtrlRegsState),
736     .instance_init = icp_control_init,
737     .class_init    = icp_control_class_init,
738 };
739 
740 static void integratorcp_register_types(void)
741 {
742     type_register_static(&icp_pic_info);
743     type_register_static(&core_info);
744     type_register_static(&icp_ctrl_regs_info);
745 }
746 
747 type_init(integratorcp_register_types)
748