xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 335d52f4)
1 /*
2  * QEMU Sun4m & Sun4d & Sun4c System Emulator
3  *
4  * Copyright (c) 2003-2005 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #include "qemu/osdep.h"
25 #include "qemu/units.h"
26 #include "qapi/error.h"
27 #include "qemu-common.h"
28 #include "cpu.h"
29 #include "hw/sysbus.h"
30 #include "qemu/error-report.h"
31 #include "qemu/timer.h"
32 #include "hw/sparc/sun4m_iommu.h"
33 #include "hw/timer/m48t59.h"
34 #include "hw/sparc/sparc32_dma.h"
35 #include "hw/block/fdc.h"
36 #include "sysemu/sysemu.h"
37 #include "net/net.h"
38 #include "hw/boards.h"
39 #include "hw/scsi/esp.h"
40 #include "hw/isa/isa.h"
41 #include "hw/nvram/sun_nvram.h"
42 #include "hw/nvram/chrp_nvram.h"
43 #include "hw/nvram/fw_cfg.h"
44 #include "hw/char/escc.h"
45 #include "hw/empty_slot.h"
46 #include "hw/loader.h"
47 #include "elf.h"
48 #include "trace.h"
49 
50 /*
51  * Sun4m architecture was used in the following machines:
52  *
53  * SPARCserver 6xxMP/xx
54  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
55  * SPARCclassic X (4/10)
56  * SPARCstation LX/ZX (4/30)
57  * SPARCstation Voyager
58  * SPARCstation 10/xx, SPARCserver 10/xx
59  * SPARCstation 5, SPARCserver 5
60  * SPARCstation 20/xx, SPARCserver 20
61  * SPARCstation 4
62  *
63  * See for example: http://www.sunhelp.org/faq/sunref1.html
64  */
65 
66 #define KERNEL_LOAD_ADDR     0x00004000
67 #define CMDLINE_ADDR         0x007ff000
68 #define INITRD_LOAD_ADDR     0x00800000
69 #define PROM_SIZE_MAX        (1 * MiB)
70 #define PROM_VADDR           0xffd00000
71 #define PROM_FILENAME        "openbios-sparc32"
72 #define CFG_ADDR             0xd00000510ULL
73 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
74 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
75 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
76 
77 #define MAX_CPUS 16
78 #define MAX_PILS 16
79 #define MAX_VSIMMS 4
80 
81 #define ESCC_CLOCK 4915200
82 
83 struct sun4m_hwdef {
84     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
85     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
86     hwaddr serial_base, fd_base;
87     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
88     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
89     hwaddr bpp_base, dbri_base, sx_base;
90     struct {
91         hwaddr reg_base, vram_base;
92     } vsimm[MAX_VSIMMS];
93     hwaddr ecc_base;
94     uint64_t max_mem;
95     uint32_t ecc_version;
96     uint32_t iommu_version;
97     uint16_t machine_id;
98     uint8_t nvram_machine_id;
99 };
100 
101 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
102                             Error **errp)
103 {
104     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
105 }
106 
107 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
108                        const char *cmdline, const char *boot_devices,
109                        ram_addr_t RAM_size, uint32_t kernel_size,
110                        int width, int height, int depth,
111                        int nvram_machine_id, const char *arch)
112 {
113     unsigned int i;
114     int sysp_end;
115     uint8_t image[0x1ff0];
116     NvramClass *k = NVRAM_GET_CLASS(nvram);
117 
118     memset(image, '\0', sizeof(image));
119 
120     /* OpenBIOS nvram variables partition */
121     sysp_end = chrp_nvram_create_system_partition(image, 0);
122 
123     /* Free space partition */
124     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
125 
126     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
127                     nvram_machine_id);
128 
129     for (i = 0; i < sizeof(image); i++) {
130         (k->write)(nvram, i, image[i]);
131     }
132 }
133 
134 void cpu_check_irqs(CPUSPARCState *env)
135 {
136     CPUState *cs;
137 
138     /* We should be holding the BQL before we mess with IRQs */
139     g_assert(qemu_mutex_iothread_locked());
140 
141     if (env->pil_in && (env->interrupt_index == 0 ||
142                         (env->interrupt_index & ~15) == TT_EXTINT)) {
143         unsigned int i;
144 
145         for (i = 15; i > 0; i--) {
146             if (env->pil_in & (1 << i)) {
147                 int old_interrupt = env->interrupt_index;
148 
149                 env->interrupt_index = TT_EXTINT | i;
150                 if (old_interrupt != env->interrupt_index) {
151                     cs = CPU(sparc_env_get_cpu(env));
152                     trace_sun4m_cpu_interrupt(i);
153                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
154                 }
155                 break;
156             }
157         }
158     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
159         cs = CPU(sparc_env_get_cpu(env));
160         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
161         env->interrupt_index = 0;
162         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
163     }
164 }
165 
166 static void cpu_kick_irq(SPARCCPU *cpu)
167 {
168     CPUSPARCState *env = &cpu->env;
169     CPUState *cs = CPU(cpu);
170 
171     cs->halted = 0;
172     cpu_check_irqs(env);
173     qemu_cpu_kick(cs);
174 }
175 
176 static void cpu_set_irq(void *opaque, int irq, int level)
177 {
178     SPARCCPU *cpu = opaque;
179     CPUSPARCState *env = &cpu->env;
180 
181     if (level) {
182         trace_sun4m_cpu_set_irq_raise(irq);
183         env->pil_in |= 1 << irq;
184         cpu_kick_irq(cpu);
185     } else {
186         trace_sun4m_cpu_set_irq_lower(irq);
187         env->pil_in &= ~(1 << irq);
188         cpu_check_irqs(env);
189     }
190 }
191 
192 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
193 {
194 }
195 
196 static void main_cpu_reset(void *opaque)
197 {
198     SPARCCPU *cpu = opaque;
199     CPUState *cs = CPU(cpu);
200 
201     cpu_reset(cs);
202     cs->halted = 0;
203 }
204 
205 static void secondary_cpu_reset(void *opaque)
206 {
207     SPARCCPU *cpu = opaque;
208     CPUState *cs = CPU(cpu);
209 
210     cpu_reset(cs);
211     cs->halted = 1;
212 }
213 
214 static void cpu_halt_signal(void *opaque, int irq, int level)
215 {
216     if (level && current_cpu) {
217         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
218     }
219 }
220 
221 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
222 {
223     return addr - 0xf0000000ULL;
224 }
225 
226 static unsigned long sun4m_load_kernel(const char *kernel_filename,
227                                        const char *initrd_filename,
228                                        ram_addr_t RAM_size)
229 {
230     int linux_boot;
231     unsigned int i;
232     long initrd_size, kernel_size;
233     uint8_t *ptr;
234 
235     linux_boot = (kernel_filename != NULL);
236 
237     kernel_size = 0;
238     if (linux_boot) {
239         int bswap_needed;
240 
241 #ifdef BSWAP_NEEDED
242         bswap_needed = 1;
243 #else
244         bswap_needed = 0;
245 #endif
246         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
247                                NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
248         if (kernel_size < 0)
249             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
250                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
251                                     TARGET_PAGE_SIZE);
252         if (kernel_size < 0)
253             kernel_size = load_image_targphys(kernel_filename,
254                                               KERNEL_LOAD_ADDR,
255                                               RAM_size - KERNEL_LOAD_ADDR);
256         if (kernel_size < 0) {
257             error_report("could not load kernel '%s'", kernel_filename);
258             exit(1);
259         }
260 
261         /* load initrd */
262         initrd_size = 0;
263         if (initrd_filename) {
264             initrd_size = load_image_targphys(initrd_filename,
265                                               INITRD_LOAD_ADDR,
266                                               RAM_size - INITRD_LOAD_ADDR);
267             if (initrd_size < 0) {
268                 error_report("could not load initial ram disk '%s'",
269                              initrd_filename);
270                 exit(1);
271             }
272         }
273         if (initrd_size > 0) {
274             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
275                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
276                 if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
277                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
278                     stl_p(ptr + 20, initrd_size);
279                     break;
280                 }
281             }
282         }
283     }
284     return kernel_size;
285 }
286 
287 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
288 {
289     DeviceState *dev;
290     SysBusDevice *s;
291 
292     dev = qdev_create(NULL, TYPE_SUN4M_IOMMU);
293     qdev_prop_set_uint32(dev, "version", version);
294     qdev_init_nofail(dev);
295     s = SYS_BUS_DEVICE(dev);
296     sysbus_connect_irq(s, 0, irq);
297     sysbus_mmio_map(s, 0, addr);
298 
299     return s;
300 }
301 
302 static void *sparc32_dma_init(hwaddr dma_base,
303                               hwaddr esp_base, qemu_irq espdma_irq,
304                               hwaddr le_base, qemu_irq ledma_irq)
305 {
306     DeviceState *dma;
307     ESPDMADeviceState *espdma;
308     LEDMADeviceState *ledma;
309     SysBusESPState *esp;
310     SysBusPCNetState *lance;
311 
312     dma = qdev_create(NULL, TYPE_SPARC32_DMA);
313     qdev_init_nofail(dma);
314     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
315 
316     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
317                                    OBJECT(dma), "espdma"));
318     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
319 
320     esp = ESP_STATE(object_resolve_path_component(OBJECT(espdma), "esp"));
321     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
322     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
323 
324     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
325                                  OBJECT(dma), "ledma"));
326     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
327 
328     lance = SYSBUS_PCNET(object_resolve_path_component(
329                          OBJECT(ledma), "lance"));
330     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
331 
332     return dma;
333 }
334 
335 static DeviceState *slavio_intctl_init(hwaddr addr,
336                                        hwaddr addrg,
337                                        qemu_irq **parent_irq)
338 {
339     DeviceState *dev;
340     SysBusDevice *s;
341     unsigned int i, j;
342 
343     dev = qdev_create(NULL, "slavio_intctl");
344     qdev_init_nofail(dev);
345 
346     s = SYS_BUS_DEVICE(dev);
347 
348     for (i = 0; i < MAX_CPUS; i++) {
349         for (j = 0; j < MAX_PILS; j++) {
350             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
351         }
352     }
353     sysbus_mmio_map(s, 0, addrg);
354     for (i = 0; i < MAX_CPUS; i++) {
355         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
356     }
357 
358     return dev;
359 }
360 
361 #define SYS_TIMER_OFFSET      0x10000ULL
362 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
363 
364 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
365                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
366 {
367     DeviceState *dev;
368     SysBusDevice *s;
369     unsigned int i;
370 
371     dev = qdev_create(NULL, "slavio_timer");
372     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
373     qdev_init_nofail(dev);
374     s = SYS_BUS_DEVICE(dev);
375     sysbus_connect_irq(s, 0, master_irq);
376     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
377 
378     for (i = 0; i < MAX_CPUS; i++) {
379         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
380         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
381     }
382 }
383 
384 static qemu_irq  slavio_system_powerdown;
385 
386 static void slavio_powerdown_req(Notifier *n, void *opaque)
387 {
388     qemu_irq_raise(slavio_system_powerdown);
389 }
390 
391 static Notifier slavio_system_powerdown_notifier = {
392     .notify = slavio_powerdown_req
393 };
394 
395 #define MISC_LEDS 0x01600000
396 #define MISC_CFG  0x01800000
397 #define MISC_DIAG 0x01a00000
398 #define MISC_MDM  0x01b00000
399 #define MISC_SYS  0x01f00000
400 
401 static void slavio_misc_init(hwaddr base,
402                              hwaddr aux1_base,
403                              hwaddr aux2_base, qemu_irq irq,
404                              qemu_irq fdc_tc)
405 {
406     DeviceState *dev;
407     SysBusDevice *s;
408 
409     dev = qdev_create(NULL, "slavio_misc");
410     qdev_init_nofail(dev);
411     s = SYS_BUS_DEVICE(dev);
412     if (base) {
413         /* 8 bit registers */
414         /* Slavio control */
415         sysbus_mmio_map(s, 0, base + MISC_CFG);
416         /* Diagnostics */
417         sysbus_mmio_map(s, 1, base + MISC_DIAG);
418         /* Modem control */
419         sysbus_mmio_map(s, 2, base + MISC_MDM);
420         /* 16 bit registers */
421         /* ss600mp diag LEDs */
422         sysbus_mmio_map(s, 3, base + MISC_LEDS);
423         /* 32 bit registers */
424         /* System control */
425         sysbus_mmio_map(s, 4, base + MISC_SYS);
426     }
427     if (aux1_base) {
428         /* AUX 1 (Misc System Functions) */
429         sysbus_mmio_map(s, 5, aux1_base);
430     }
431     if (aux2_base) {
432         /* AUX 2 (Software Powerdown Control) */
433         sysbus_mmio_map(s, 6, aux2_base);
434     }
435     sysbus_connect_irq(s, 0, irq);
436     sysbus_connect_irq(s, 1, fdc_tc);
437     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
438     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
439 }
440 
441 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
442 {
443     DeviceState *dev;
444     SysBusDevice *s;
445 
446     dev = qdev_create(NULL, "eccmemctl");
447     qdev_prop_set_uint32(dev, "version", version);
448     qdev_init_nofail(dev);
449     s = SYS_BUS_DEVICE(dev);
450     sysbus_connect_irq(s, 0, irq);
451     sysbus_mmio_map(s, 0, base);
452     if (version == 0) { // SS-600MP only
453         sysbus_mmio_map(s, 1, base + 0x1000);
454     }
455 }
456 
457 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
458 {
459     DeviceState *dev;
460     SysBusDevice *s;
461 
462     dev = qdev_create(NULL, "apc");
463     qdev_init_nofail(dev);
464     s = SYS_BUS_DEVICE(dev);
465     /* Power management (APC) XXX: not a Slavio device */
466     sysbus_mmio_map(s, 0, power_base);
467     sysbus_connect_irq(s, 0, cpu_halt);
468 }
469 
470 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
471                      int height, int depth)
472 {
473     DeviceState *dev;
474     SysBusDevice *s;
475 
476     dev = qdev_create(NULL, "SUNW,tcx");
477     qdev_prop_set_uint32(dev, "vram_size", vram_size);
478     qdev_prop_set_uint16(dev, "width", width);
479     qdev_prop_set_uint16(dev, "height", height);
480     qdev_prop_set_uint16(dev, "depth", depth);
481     qdev_init_nofail(dev);
482     s = SYS_BUS_DEVICE(dev);
483 
484     /* 10/ROM : FCode ROM */
485     sysbus_mmio_map(s, 0, addr);
486     /* 2/STIP : Stipple */
487     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
488     /* 3/BLIT : Blitter */
489     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
490     /* 5/RSTIP : Raw Stipple */
491     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
492     /* 6/RBLIT : Raw Blitter */
493     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
494     /* 7/TEC : Transform Engine */
495     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
496     /* 8/CMAP  : DAC */
497     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
498     /* 9/THC : */
499     if (depth == 8) {
500         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
501     } else {
502         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
503     }
504     /* 11/DHC : */
505     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
506     /* 12/ALT : */
507     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
508     /* 0/DFB8 : 8-bit plane */
509     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
510     /* 1/DFB24 : 24bit plane */
511     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
512     /* 4/RDFB32: Raw framebuffer. Control plane */
513     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
514     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
515     if (depth == 8) {
516         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
517     }
518 
519     sysbus_connect_irq(s, 0, irq);
520 }
521 
522 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
523                      int height, int depth)
524 {
525     DeviceState *dev;
526     SysBusDevice *s;
527 
528     dev = qdev_create(NULL, "cgthree");
529     qdev_prop_set_uint32(dev, "vram-size", vram_size);
530     qdev_prop_set_uint16(dev, "width", width);
531     qdev_prop_set_uint16(dev, "height", height);
532     qdev_prop_set_uint16(dev, "depth", depth);
533     qdev_init_nofail(dev);
534     s = SYS_BUS_DEVICE(dev);
535 
536     /* FCode ROM */
537     sysbus_mmio_map(s, 0, addr);
538     /* DAC */
539     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
540     /* 8-bit plane */
541     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
542 
543     sysbus_connect_irq(s, 0, irq);
544 }
545 
546 /* NCR89C100/MACIO Internal ID register */
547 
548 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
549 
550 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
551 
552 static void idreg_init(hwaddr addr)
553 {
554     DeviceState *dev;
555     SysBusDevice *s;
556 
557     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
558     qdev_init_nofail(dev);
559     s = SYS_BUS_DEVICE(dev);
560 
561     sysbus_mmio_map(s, 0, addr);
562     address_space_write_rom(&address_space_memory, addr,
563                             MEMTXATTRS_UNSPECIFIED,
564                             idreg_data, sizeof(idreg_data));
565 }
566 
567 #define MACIO_ID_REGISTER(obj) \
568     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
569 
570 typedef struct IDRegState {
571     SysBusDevice parent_obj;
572 
573     MemoryRegion mem;
574 } IDRegState;
575 
576 static void idreg_realize(DeviceState *ds, Error **errp)
577 {
578     IDRegState *s = MACIO_ID_REGISTER(ds);
579     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
580     Error *local_err = NULL;
581 
582     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
583                                      sizeof(idreg_data), &local_err);
584     if (local_err) {
585         error_propagate(errp, local_err);
586         return;
587     }
588 
589     vmstate_register_ram_global(&s->mem);
590     memory_region_set_readonly(&s->mem, true);
591     sysbus_init_mmio(dev, &s->mem);
592 }
593 
594 static void idreg_class_init(ObjectClass *oc, void *data)
595 {
596     DeviceClass *dc = DEVICE_CLASS(oc);
597 
598     dc->realize = idreg_realize;
599 }
600 
601 static const TypeInfo idreg_info = {
602     .name          = TYPE_MACIO_ID_REGISTER,
603     .parent        = TYPE_SYS_BUS_DEVICE,
604     .instance_size = sizeof(IDRegState),
605     .class_init    = idreg_class_init,
606 };
607 
608 #define TYPE_TCX_AFX "tcx_afx"
609 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
610 
611 typedef struct AFXState {
612     SysBusDevice parent_obj;
613 
614     MemoryRegion mem;
615 } AFXState;
616 
617 /* SS-5 TCX AFX register */
618 static void afx_init(hwaddr addr)
619 {
620     DeviceState *dev;
621     SysBusDevice *s;
622 
623     dev = qdev_create(NULL, TYPE_TCX_AFX);
624     qdev_init_nofail(dev);
625     s = SYS_BUS_DEVICE(dev);
626 
627     sysbus_mmio_map(s, 0, addr);
628 }
629 
630 static void afx_realize(DeviceState *ds, Error **errp)
631 {
632     AFXState *s = TCX_AFX(ds);
633     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
634     Error *local_err = NULL;
635 
636     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
637                                      &local_err);
638     if (local_err) {
639         error_propagate(errp, local_err);
640         return;
641     }
642 
643     vmstate_register_ram_global(&s->mem);
644     sysbus_init_mmio(dev, &s->mem);
645 }
646 
647 static void afx_class_init(ObjectClass *oc, void *data)
648 {
649     DeviceClass *dc = DEVICE_CLASS(oc);
650 
651     dc->realize = afx_realize;
652 }
653 
654 static const TypeInfo afx_info = {
655     .name          = TYPE_TCX_AFX,
656     .parent        = TYPE_SYS_BUS_DEVICE,
657     .instance_size = sizeof(AFXState),
658     .class_init    = afx_class_init,
659 };
660 
661 #define TYPE_OPENPROM "openprom"
662 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
663 
664 typedef struct PROMState {
665     SysBusDevice parent_obj;
666 
667     MemoryRegion prom;
668 } PROMState;
669 
670 /* Boot PROM (OpenBIOS) */
671 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
672 {
673     hwaddr *base_addr = (hwaddr *)opaque;
674     return addr + *base_addr - PROM_VADDR;
675 }
676 
677 static void prom_init(hwaddr addr, const char *bios_name)
678 {
679     DeviceState *dev;
680     SysBusDevice *s;
681     char *filename;
682     int ret;
683 
684     dev = qdev_create(NULL, TYPE_OPENPROM);
685     qdev_init_nofail(dev);
686     s = SYS_BUS_DEVICE(dev);
687 
688     sysbus_mmio_map(s, 0, addr);
689 
690     /* load boot prom */
691     if (bios_name == NULL) {
692         bios_name = PROM_FILENAME;
693     }
694     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
695     if (filename) {
696         ret = load_elf(filename, translate_prom_address, &addr, NULL,
697                        NULL, NULL, 1, EM_SPARC, 0, 0);
698         if (ret < 0 || ret > PROM_SIZE_MAX) {
699             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
700         }
701         g_free(filename);
702     } else {
703         ret = -1;
704     }
705     if (ret < 0 || ret > PROM_SIZE_MAX) {
706         error_report("could not load prom '%s'", bios_name);
707         exit(1);
708     }
709 }
710 
711 static void prom_realize(DeviceState *ds, Error **errp)
712 {
713     PROMState *s = OPENPROM(ds);
714     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
715     Error *local_err = NULL;
716 
717     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
718                                      PROM_SIZE_MAX, &local_err);
719     if (local_err) {
720         error_propagate(errp, local_err);
721         return;
722     }
723 
724     vmstate_register_ram_global(&s->prom);
725     memory_region_set_readonly(&s->prom, true);
726     sysbus_init_mmio(dev, &s->prom);
727 }
728 
729 static Property prom_properties[] = {
730     {/* end of property list */},
731 };
732 
733 static void prom_class_init(ObjectClass *klass, void *data)
734 {
735     DeviceClass *dc = DEVICE_CLASS(klass);
736 
737     dc->props = prom_properties;
738     dc->realize = prom_realize;
739 }
740 
741 static const TypeInfo prom_info = {
742     .name          = TYPE_OPENPROM,
743     .parent        = TYPE_SYS_BUS_DEVICE,
744     .instance_size = sizeof(PROMState),
745     .class_init    = prom_class_init,
746 };
747 
748 #define TYPE_SUN4M_MEMORY "memory"
749 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
750 
751 typedef struct RamDevice {
752     SysBusDevice parent_obj;
753 
754     MemoryRegion ram;
755     uint64_t size;
756 } RamDevice;
757 
758 /* System RAM */
759 static void ram_realize(DeviceState *dev, Error **errp)
760 {
761     RamDevice *d = SUN4M_RAM(dev);
762     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
763 
764     memory_region_allocate_system_memory(&d->ram, OBJECT(d), "sun4m.ram",
765                                          d->size);
766     sysbus_init_mmio(sbd, &d->ram);
767 }
768 
769 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
770                      uint64_t max_mem)
771 {
772     DeviceState *dev;
773     SysBusDevice *s;
774     RamDevice *d;
775 
776     /* allocate RAM */
777     if ((uint64_t)RAM_size > max_mem) {
778         error_report("Too much memory for this machine: %" PRId64 ","
779                      " maximum %" PRId64,
780                      RAM_size / MiB, max_mem / MiB);
781         exit(1);
782     }
783     dev = qdev_create(NULL, "memory");
784     s = SYS_BUS_DEVICE(dev);
785 
786     d = SUN4M_RAM(dev);
787     d->size = RAM_size;
788     qdev_init_nofail(dev);
789 
790     sysbus_mmio_map(s, 0, addr);
791 }
792 
793 static Property ram_properties[] = {
794     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
795     DEFINE_PROP_END_OF_LIST(),
796 };
797 
798 static void ram_class_init(ObjectClass *klass, void *data)
799 {
800     DeviceClass *dc = DEVICE_CLASS(klass);
801 
802     dc->realize = ram_realize;
803     dc->props = ram_properties;
804 }
805 
806 static const TypeInfo ram_info = {
807     .name          = TYPE_SUN4M_MEMORY,
808     .parent        = TYPE_SYS_BUS_DEVICE,
809     .instance_size = sizeof(RamDevice),
810     .class_init    = ram_class_init,
811 };
812 
813 static void cpu_devinit(const char *cpu_type, unsigned int id,
814                         uint64_t prom_addr, qemu_irq **cpu_irqs)
815 {
816     CPUState *cs;
817     SPARCCPU *cpu;
818     CPUSPARCState *env;
819 
820     cpu = SPARC_CPU(cpu_create(cpu_type));
821     env = &cpu->env;
822 
823     cpu_sparc_set_id(env, id);
824     if (id == 0) {
825         qemu_register_reset(main_cpu_reset, cpu);
826     } else {
827         qemu_register_reset(secondary_cpu_reset, cpu);
828         cs = CPU(cpu);
829         cs->halted = 1;
830     }
831     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
832     env->prom_addr = prom_addr;
833 }
834 
835 static void dummy_fdc_tc(void *opaque, int irq, int level)
836 {
837 }
838 
839 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
840                           MachineState *machine)
841 {
842     DeviceState *slavio_intctl;
843     unsigned int i;
844     void *nvram;
845     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
846     qemu_irq fdc_tc;
847     unsigned long kernel_size;
848     DriveInfo *fd[MAX_FD];
849     FWCfgState *fw_cfg;
850     unsigned int num_vsimms;
851     DeviceState *dev;
852     SysBusDevice *s;
853 
854     /* init CPUs */
855     for(i = 0; i < smp_cpus; i++) {
856         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
857     }
858 
859     for (i = smp_cpus; i < MAX_CPUS; i++)
860         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
861 
862 
863     /* set up devices */
864     ram_init(0, machine->ram_size, hwdef->max_mem);
865     /* models without ECC don't trap when missing ram is accessed */
866     if (!hwdef->ecc_base) {
867         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
868     }
869 
870     prom_init(hwdef->slavio_base, bios_name);
871 
872     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
873                                        hwdef->intctl_base + 0x10000ULL,
874                                        cpu_irqs);
875 
876     for (i = 0; i < 32; i++) {
877         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
878     }
879     for (i = 0; i < MAX_CPUS; i++) {
880         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
881     }
882 
883     if (hwdef->idreg_base) {
884         idreg_init(hwdef->idreg_base);
885     }
886 
887     if (hwdef->afx_base) {
888         afx_init(hwdef->afx_base);
889     }
890 
891     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
892 
893     if (hwdef->iommu_pad_base) {
894         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
895            Software shouldn't use aliased addresses, neither should it crash
896            when does. Using empty_slot instead of aliasing can help with
897            debugging such accesses */
898         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
899     }
900 
901     sparc32_dma_init(hwdef->dma_base,
902                      hwdef->esp_base, slavio_irq[18],
903                      hwdef->le_base, slavio_irq[16]);
904 
905     if (graphic_depth != 8 && graphic_depth != 24) {
906         error_report("Unsupported depth: %d", graphic_depth);
907         exit (1);
908     }
909     num_vsimms = 0;
910     if (num_vsimms == 0) {
911         if (vga_interface_type == VGA_CG3) {
912             if (graphic_depth != 8) {
913                 error_report("Unsupported depth: %d", graphic_depth);
914                 exit(1);
915             }
916 
917             if (!(graphic_width == 1024 && graphic_height == 768) &&
918                 !(graphic_width == 1152 && graphic_height == 900)) {
919                 error_report("Unsupported resolution: %d x %d", graphic_width,
920                              graphic_height);
921                 exit(1);
922             }
923 
924             /* sbus irq 5 */
925             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
926                      graphic_width, graphic_height, graphic_depth);
927         } else {
928             /* If no display specified, default to TCX */
929             if (graphic_depth != 8 && graphic_depth != 24) {
930                 error_report("Unsupported depth: %d", graphic_depth);
931                 exit(1);
932             }
933 
934             if (!(graphic_width == 1024 && graphic_height == 768)) {
935                 error_report("Unsupported resolution: %d x %d",
936                              graphic_width, graphic_height);
937                 exit(1);
938             }
939 
940             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
941                      graphic_width, graphic_height, graphic_depth);
942         }
943     }
944 
945     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
946         /* vsimm registers probed by OBP */
947         if (hwdef->vsimm[i].reg_base) {
948             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
949         }
950     }
951 
952     if (hwdef->sx_base) {
953         empty_slot_init(hwdef->sx_base, 0x2000);
954     }
955 
956     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
957 
958     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
959 
960     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
961        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
962     dev = qdev_create(NULL, TYPE_ESCC);
963     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
964     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
965     qdev_prop_set_uint32(dev, "it_shift", 1);
966     qdev_prop_set_chr(dev, "chrB", NULL);
967     qdev_prop_set_chr(dev, "chrA", NULL);
968     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
969     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
970     qdev_init_nofail(dev);
971     s = SYS_BUS_DEVICE(dev);
972     sysbus_connect_irq(s, 0, slavio_irq[14]);
973     sysbus_connect_irq(s, 1, slavio_irq[14]);
974     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
975 
976     dev = qdev_create(NULL, TYPE_ESCC);
977     qdev_prop_set_uint32(dev, "disabled", 0);
978     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
979     qdev_prop_set_uint32(dev, "it_shift", 1);
980     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
981     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
982     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
983     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
984     qdev_init_nofail(dev);
985 
986     s = SYS_BUS_DEVICE(dev);
987     sysbus_connect_irq(s, 0, slavio_irq[15]);
988     sysbus_connect_irq(s, 1,  slavio_irq[15]);
989     sysbus_mmio_map(s, 0, hwdef->serial_base);
990 
991     if (hwdef->apc_base) {
992         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
993     }
994 
995     if (hwdef->fd_base) {
996         /* there is zero or one floppy drive */
997         memset(fd, 0, sizeof(fd));
998         fd[0] = drive_get(IF_FLOPPY, 0, 0);
999         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1000                           &fdc_tc);
1001     } else {
1002         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1003     }
1004 
1005     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1006                      slavio_irq[30], fdc_tc);
1007 
1008     if (hwdef->cs_base) {
1009         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1010                              slavio_irq[5]);
1011     }
1012 
1013     if (hwdef->dbri_base) {
1014         /* ISDN chip with attached CS4215 audio codec */
1015         /* prom space */
1016         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1017         /* reg space */
1018         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1019     }
1020 
1021     if (hwdef->bpp_base) {
1022         /* parallel port */
1023         empty_slot_init(hwdef->bpp_base, 0x20);
1024     }
1025 
1026     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1027                                     machine->initrd_filename,
1028                                     machine->ram_size);
1029 
1030     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1031                machine->boot_order, machine->ram_size, kernel_size,
1032                graphic_width, graphic_height, graphic_depth,
1033                hwdef->nvram_machine_id, "Sun4m");
1034 
1035     if (hwdef->ecc_base)
1036         ecc_init(hwdef->ecc_base, slavio_irq[28],
1037                  hwdef->ecc_version);
1038 
1039     dev = qdev_create(NULL, TYPE_FW_CFG_MEM);
1040     fw_cfg = FW_CFG(dev);
1041     qdev_prop_set_uint32(dev, "data_width", 1);
1042     qdev_prop_set_bit(dev, "dma_enabled", false);
1043     object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
1044                               OBJECT(fw_cfg), NULL);
1045     qdev_init_nofail(dev);
1046     s = SYS_BUS_DEVICE(dev);
1047     sysbus_mmio_map(s, 0, CFG_ADDR);
1048     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
1049 
1050     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
1051     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1052     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1053     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1054     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1055     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1056     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1057     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1058     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1059     if (machine->kernel_cmdline) {
1060         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1061         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1062                          machine->kernel_cmdline);
1063         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1064         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1065                        strlen(machine->kernel_cmdline) + 1);
1066     } else {
1067         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1068         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1069     }
1070     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1071     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1072     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1073     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1074 }
1075 
1076 enum {
1077     ss5_id = 32,
1078     vger_id,
1079     lx_id,
1080     ss4_id,
1081     scls_id,
1082     sbook_id,
1083     ss10_id = 64,
1084     ss20_id,
1085     ss600mp_id,
1086 };
1087 
1088 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1089     /* SS-5 */
1090     {
1091         .iommu_base   = 0x10000000,
1092         .iommu_pad_base = 0x10004000,
1093         .iommu_pad_len  = 0x0fffb000,
1094         .tcx_base     = 0x50000000,
1095         .cs_base      = 0x6c000000,
1096         .slavio_base  = 0x70000000,
1097         .ms_kb_base   = 0x71000000,
1098         .serial_base  = 0x71100000,
1099         .nvram_base   = 0x71200000,
1100         .fd_base      = 0x71400000,
1101         .counter_base = 0x71d00000,
1102         .intctl_base  = 0x71e00000,
1103         .idreg_base   = 0x78000000,
1104         .dma_base     = 0x78400000,
1105         .esp_base     = 0x78800000,
1106         .le_base      = 0x78c00000,
1107         .apc_base     = 0x6a000000,
1108         .afx_base     = 0x6e000000,
1109         .aux1_base    = 0x71900000,
1110         .aux2_base    = 0x71910000,
1111         .nvram_machine_id = 0x80,
1112         .machine_id = ss5_id,
1113         .iommu_version = 0x05000000,
1114         .max_mem = 0x10000000,
1115     },
1116     /* SS-10 */
1117     {
1118         .iommu_base   = 0xfe0000000ULL,
1119         .tcx_base     = 0xe20000000ULL,
1120         .slavio_base  = 0xff0000000ULL,
1121         .ms_kb_base   = 0xff1000000ULL,
1122         .serial_base  = 0xff1100000ULL,
1123         .nvram_base   = 0xff1200000ULL,
1124         .fd_base      = 0xff1700000ULL,
1125         .counter_base = 0xff1300000ULL,
1126         .intctl_base  = 0xff1400000ULL,
1127         .idreg_base   = 0xef0000000ULL,
1128         .dma_base     = 0xef0400000ULL,
1129         .esp_base     = 0xef0800000ULL,
1130         .le_base      = 0xef0c00000ULL,
1131         .apc_base     = 0xefa000000ULL, // XXX should not exist
1132         .aux1_base    = 0xff1800000ULL,
1133         .aux2_base    = 0xff1a01000ULL,
1134         .ecc_base     = 0xf00000000ULL,
1135         .ecc_version  = 0x10000000, // version 0, implementation 1
1136         .nvram_machine_id = 0x72,
1137         .machine_id = ss10_id,
1138         .iommu_version = 0x03000000,
1139         .max_mem = 0xf00000000ULL,
1140     },
1141     /* SS-600MP */
1142     {
1143         .iommu_base   = 0xfe0000000ULL,
1144         .tcx_base     = 0xe20000000ULL,
1145         .slavio_base  = 0xff0000000ULL,
1146         .ms_kb_base   = 0xff1000000ULL,
1147         .serial_base  = 0xff1100000ULL,
1148         .nvram_base   = 0xff1200000ULL,
1149         .counter_base = 0xff1300000ULL,
1150         .intctl_base  = 0xff1400000ULL,
1151         .dma_base     = 0xef0081000ULL,
1152         .esp_base     = 0xef0080000ULL,
1153         .le_base      = 0xef0060000ULL,
1154         .apc_base     = 0xefa000000ULL, // XXX should not exist
1155         .aux1_base    = 0xff1800000ULL,
1156         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1157         .ecc_base     = 0xf00000000ULL,
1158         .ecc_version  = 0x00000000, // version 0, implementation 0
1159         .nvram_machine_id = 0x71,
1160         .machine_id = ss600mp_id,
1161         .iommu_version = 0x01000000,
1162         .max_mem = 0xf00000000ULL,
1163     },
1164     /* SS-20 */
1165     {
1166         .iommu_base   = 0xfe0000000ULL,
1167         .tcx_base     = 0xe20000000ULL,
1168         .slavio_base  = 0xff0000000ULL,
1169         .ms_kb_base   = 0xff1000000ULL,
1170         .serial_base  = 0xff1100000ULL,
1171         .nvram_base   = 0xff1200000ULL,
1172         .fd_base      = 0xff1700000ULL,
1173         .counter_base = 0xff1300000ULL,
1174         .intctl_base  = 0xff1400000ULL,
1175         .idreg_base   = 0xef0000000ULL,
1176         .dma_base     = 0xef0400000ULL,
1177         .esp_base     = 0xef0800000ULL,
1178         .le_base      = 0xef0c00000ULL,
1179         .bpp_base     = 0xef4800000ULL,
1180         .apc_base     = 0xefa000000ULL, // XXX should not exist
1181         .aux1_base    = 0xff1800000ULL,
1182         .aux2_base    = 0xff1a01000ULL,
1183         .dbri_base    = 0xee0000000ULL,
1184         .sx_base      = 0xf80000000ULL,
1185         .vsimm        = {
1186             {
1187                 .reg_base  = 0x9c000000ULL,
1188                 .vram_base = 0xfc000000ULL
1189             }, {
1190                 .reg_base  = 0x90000000ULL,
1191                 .vram_base = 0xf0000000ULL
1192             }, {
1193                 .reg_base  = 0x94000000ULL
1194             }, {
1195                 .reg_base  = 0x98000000ULL
1196             }
1197         },
1198         .ecc_base     = 0xf00000000ULL,
1199         .ecc_version  = 0x20000000, // version 0, implementation 2
1200         .nvram_machine_id = 0x72,
1201         .machine_id = ss20_id,
1202         .iommu_version = 0x13000000,
1203         .max_mem = 0xf00000000ULL,
1204     },
1205     /* Voyager */
1206     {
1207         .iommu_base   = 0x10000000,
1208         .tcx_base     = 0x50000000,
1209         .slavio_base  = 0x70000000,
1210         .ms_kb_base   = 0x71000000,
1211         .serial_base  = 0x71100000,
1212         .nvram_base   = 0x71200000,
1213         .fd_base      = 0x71400000,
1214         .counter_base = 0x71d00000,
1215         .intctl_base  = 0x71e00000,
1216         .idreg_base   = 0x78000000,
1217         .dma_base     = 0x78400000,
1218         .esp_base     = 0x78800000,
1219         .le_base      = 0x78c00000,
1220         .apc_base     = 0x71300000, // pmc
1221         .aux1_base    = 0x71900000,
1222         .aux2_base    = 0x71910000,
1223         .nvram_machine_id = 0x80,
1224         .machine_id = vger_id,
1225         .iommu_version = 0x05000000,
1226         .max_mem = 0x10000000,
1227     },
1228     /* LX */
1229     {
1230         .iommu_base   = 0x10000000,
1231         .iommu_pad_base = 0x10004000,
1232         .iommu_pad_len  = 0x0fffb000,
1233         .tcx_base     = 0x50000000,
1234         .slavio_base  = 0x70000000,
1235         .ms_kb_base   = 0x71000000,
1236         .serial_base  = 0x71100000,
1237         .nvram_base   = 0x71200000,
1238         .fd_base      = 0x71400000,
1239         .counter_base = 0x71d00000,
1240         .intctl_base  = 0x71e00000,
1241         .idreg_base   = 0x78000000,
1242         .dma_base     = 0x78400000,
1243         .esp_base     = 0x78800000,
1244         .le_base      = 0x78c00000,
1245         .aux1_base    = 0x71900000,
1246         .aux2_base    = 0x71910000,
1247         .nvram_machine_id = 0x80,
1248         .machine_id = lx_id,
1249         .iommu_version = 0x04000000,
1250         .max_mem = 0x10000000,
1251     },
1252     /* SS-4 */
1253     {
1254         .iommu_base   = 0x10000000,
1255         .tcx_base     = 0x50000000,
1256         .cs_base      = 0x6c000000,
1257         .slavio_base  = 0x70000000,
1258         .ms_kb_base   = 0x71000000,
1259         .serial_base  = 0x71100000,
1260         .nvram_base   = 0x71200000,
1261         .fd_base      = 0x71400000,
1262         .counter_base = 0x71d00000,
1263         .intctl_base  = 0x71e00000,
1264         .idreg_base   = 0x78000000,
1265         .dma_base     = 0x78400000,
1266         .esp_base     = 0x78800000,
1267         .le_base      = 0x78c00000,
1268         .apc_base     = 0x6a000000,
1269         .aux1_base    = 0x71900000,
1270         .aux2_base    = 0x71910000,
1271         .nvram_machine_id = 0x80,
1272         .machine_id = ss4_id,
1273         .iommu_version = 0x05000000,
1274         .max_mem = 0x10000000,
1275     },
1276     /* SPARCClassic */
1277     {
1278         .iommu_base   = 0x10000000,
1279         .tcx_base     = 0x50000000,
1280         .slavio_base  = 0x70000000,
1281         .ms_kb_base   = 0x71000000,
1282         .serial_base  = 0x71100000,
1283         .nvram_base   = 0x71200000,
1284         .fd_base      = 0x71400000,
1285         .counter_base = 0x71d00000,
1286         .intctl_base  = 0x71e00000,
1287         .idreg_base   = 0x78000000,
1288         .dma_base     = 0x78400000,
1289         .esp_base     = 0x78800000,
1290         .le_base      = 0x78c00000,
1291         .apc_base     = 0x6a000000,
1292         .aux1_base    = 0x71900000,
1293         .aux2_base    = 0x71910000,
1294         .nvram_machine_id = 0x80,
1295         .machine_id = scls_id,
1296         .iommu_version = 0x05000000,
1297         .max_mem = 0x10000000,
1298     },
1299     /* SPARCbook */
1300     {
1301         .iommu_base   = 0x10000000,
1302         .tcx_base     = 0x50000000, // XXX
1303         .slavio_base  = 0x70000000,
1304         .ms_kb_base   = 0x71000000,
1305         .serial_base  = 0x71100000,
1306         .nvram_base   = 0x71200000,
1307         .fd_base      = 0x71400000,
1308         .counter_base = 0x71d00000,
1309         .intctl_base  = 0x71e00000,
1310         .idreg_base   = 0x78000000,
1311         .dma_base     = 0x78400000,
1312         .esp_base     = 0x78800000,
1313         .le_base      = 0x78c00000,
1314         .apc_base     = 0x6a000000,
1315         .aux1_base    = 0x71900000,
1316         .aux2_base    = 0x71910000,
1317         .nvram_machine_id = 0x80,
1318         .machine_id = sbook_id,
1319         .iommu_version = 0x05000000,
1320         .max_mem = 0x10000000,
1321     },
1322 };
1323 
1324 /* SPARCstation 5 hardware initialisation */
1325 static void ss5_init(MachineState *machine)
1326 {
1327     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1328 }
1329 
1330 /* SPARCstation 10 hardware initialisation */
1331 static void ss10_init(MachineState *machine)
1332 {
1333     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1334 }
1335 
1336 /* SPARCserver 600MP hardware initialisation */
1337 static void ss600mp_init(MachineState *machine)
1338 {
1339     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1340 }
1341 
1342 /* SPARCstation 20 hardware initialisation */
1343 static void ss20_init(MachineState *machine)
1344 {
1345     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1346 }
1347 
1348 /* SPARCstation Voyager hardware initialisation */
1349 static void vger_init(MachineState *machine)
1350 {
1351     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1352 }
1353 
1354 /* SPARCstation LX hardware initialisation */
1355 static void ss_lx_init(MachineState *machine)
1356 {
1357     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1358 }
1359 
1360 /* SPARCstation 4 hardware initialisation */
1361 static void ss4_init(MachineState *machine)
1362 {
1363     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1364 }
1365 
1366 /* SPARCClassic hardware initialisation */
1367 static void scls_init(MachineState *machine)
1368 {
1369     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1370 }
1371 
1372 /* SPARCbook hardware initialisation */
1373 static void sbook_init(MachineState *machine)
1374 {
1375     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1376 }
1377 
1378 static void ss5_class_init(ObjectClass *oc, void *data)
1379 {
1380     MachineClass *mc = MACHINE_CLASS(oc);
1381 
1382     mc->desc = "Sun4m platform, SPARCstation 5";
1383     mc->init = ss5_init;
1384     mc->block_default_type = IF_SCSI;
1385     mc->is_default = 1;
1386     mc->default_boot_order = "c";
1387     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1388 }
1389 
1390 static const TypeInfo ss5_type = {
1391     .name = MACHINE_TYPE_NAME("SS-5"),
1392     .parent = TYPE_MACHINE,
1393     .class_init = ss5_class_init,
1394 };
1395 
1396 static void ss10_class_init(ObjectClass *oc, void *data)
1397 {
1398     MachineClass *mc = MACHINE_CLASS(oc);
1399 
1400     mc->desc = "Sun4m platform, SPARCstation 10";
1401     mc->init = ss10_init;
1402     mc->block_default_type = IF_SCSI;
1403     mc->max_cpus = 4;
1404     mc->default_boot_order = "c";
1405     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1406 }
1407 
1408 static const TypeInfo ss10_type = {
1409     .name = MACHINE_TYPE_NAME("SS-10"),
1410     .parent = TYPE_MACHINE,
1411     .class_init = ss10_class_init,
1412 };
1413 
1414 static void ss600mp_class_init(ObjectClass *oc, void *data)
1415 {
1416     MachineClass *mc = MACHINE_CLASS(oc);
1417 
1418     mc->desc = "Sun4m platform, SPARCserver 600MP";
1419     mc->init = ss600mp_init;
1420     mc->block_default_type = IF_SCSI;
1421     mc->max_cpus = 4;
1422     mc->default_boot_order = "c";
1423     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1424 }
1425 
1426 static const TypeInfo ss600mp_type = {
1427     .name = MACHINE_TYPE_NAME("SS-600MP"),
1428     .parent = TYPE_MACHINE,
1429     .class_init = ss600mp_class_init,
1430 };
1431 
1432 static void ss20_class_init(ObjectClass *oc, void *data)
1433 {
1434     MachineClass *mc = MACHINE_CLASS(oc);
1435 
1436     mc->desc = "Sun4m platform, SPARCstation 20";
1437     mc->init = ss20_init;
1438     mc->block_default_type = IF_SCSI;
1439     mc->max_cpus = 4;
1440     mc->default_boot_order = "c";
1441     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1442 }
1443 
1444 static const TypeInfo ss20_type = {
1445     .name = MACHINE_TYPE_NAME("SS-20"),
1446     .parent = TYPE_MACHINE,
1447     .class_init = ss20_class_init,
1448 };
1449 
1450 static void voyager_class_init(ObjectClass *oc, void *data)
1451 {
1452     MachineClass *mc = MACHINE_CLASS(oc);
1453 
1454     mc->desc = "Sun4m platform, SPARCstation Voyager";
1455     mc->init = vger_init;
1456     mc->block_default_type = IF_SCSI;
1457     mc->default_boot_order = "c";
1458     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1459 }
1460 
1461 static const TypeInfo voyager_type = {
1462     .name = MACHINE_TYPE_NAME("Voyager"),
1463     .parent = TYPE_MACHINE,
1464     .class_init = voyager_class_init,
1465 };
1466 
1467 static void ss_lx_class_init(ObjectClass *oc, void *data)
1468 {
1469     MachineClass *mc = MACHINE_CLASS(oc);
1470 
1471     mc->desc = "Sun4m platform, SPARCstation LX";
1472     mc->init = ss_lx_init;
1473     mc->block_default_type = IF_SCSI;
1474     mc->default_boot_order = "c";
1475     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1476 }
1477 
1478 static const TypeInfo ss_lx_type = {
1479     .name = MACHINE_TYPE_NAME("LX"),
1480     .parent = TYPE_MACHINE,
1481     .class_init = ss_lx_class_init,
1482 };
1483 
1484 static void ss4_class_init(ObjectClass *oc, void *data)
1485 {
1486     MachineClass *mc = MACHINE_CLASS(oc);
1487 
1488     mc->desc = "Sun4m platform, SPARCstation 4";
1489     mc->init = ss4_init;
1490     mc->block_default_type = IF_SCSI;
1491     mc->default_boot_order = "c";
1492     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1493 }
1494 
1495 static const TypeInfo ss4_type = {
1496     .name = MACHINE_TYPE_NAME("SS-4"),
1497     .parent = TYPE_MACHINE,
1498     .class_init = ss4_class_init,
1499 };
1500 
1501 static void scls_class_init(ObjectClass *oc, void *data)
1502 {
1503     MachineClass *mc = MACHINE_CLASS(oc);
1504 
1505     mc->desc = "Sun4m platform, SPARCClassic";
1506     mc->init = scls_init;
1507     mc->block_default_type = IF_SCSI;
1508     mc->default_boot_order = "c";
1509     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1510 }
1511 
1512 static const TypeInfo scls_type = {
1513     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1514     .parent = TYPE_MACHINE,
1515     .class_init = scls_class_init,
1516 };
1517 
1518 static void sbook_class_init(ObjectClass *oc, void *data)
1519 {
1520     MachineClass *mc = MACHINE_CLASS(oc);
1521 
1522     mc->desc = "Sun4m platform, SPARCbook";
1523     mc->init = sbook_init;
1524     mc->block_default_type = IF_SCSI;
1525     mc->default_boot_order = "c";
1526     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1527 }
1528 
1529 static const TypeInfo sbook_type = {
1530     .name = MACHINE_TYPE_NAME("SPARCbook"),
1531     .parent = TYPE_MACHINE,
1532     .class_init = sbook_class_init,
1533 };
1534 
1535 static void sun4m_register_types(void)
1536 {
1537     type_register_static(&idreg_info);
1538     type_register_static(&afx_info);
1539     type_register_static(&prom_info);
1540     type_register_static(&ram_info);
1541 
1542     type_register_static(&ss5_type);
1543     type_register_static(&ss10_type);
1544     type_register_static(&ss600mp_type);
1545     type_register_static(&ss20_type);
1546     type_register_static(&voyager_type);
1547     type_register_static(&ss_lx_type);
1548     type_register_static(&ss4_type);
1549     type_register_static(&scls_type);
1550     type_register_static(&sbook_type);
1551 }
1552 
1553 type_init(sun4m_register_types)
1554