xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 8cf108c5)
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/nvram/sun_nvram.h"
41 #include "hw/nvram/chrp_nvram.h"
42 #include "hw/nvram/fw_cfg.h"
43 #include "hw/char/escc.h"
44 #include "hw/empty_slot.h"
45 #include "hw/loader.h"
46 #include "elf.h"
47 #include "trace.h"
48 
49 /*
50  * Sun4m architecture was used in the following machines:
51  *
52  * SPARCserver 6xxMP/xx
53  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
54  * SPARCclassic X (4/10)
55  * SPARCstation LX/ZX (4/30)
56  * SPARCstation Voyager
57  * SPARCstation 10/xx, SPARCserver 10/xx
58  * SPARCstation 5, SPARCserver 5
59  * SPARCstation 20/xx, SPARCserver 20
60  * SPARCstation 4
61  *
62  * See for example: http://www.sunhelp.org/faq/sunref1.html
63  */
64 
65 #define KERNEL_LOAD_ADDR     0x00004000
66 #define CMDLINE_ADDR         0x007ff000
67 #define INITRD_LOAD_ADDR     0x00800000
68 #define PROM_SIZE_MAX        (1 * MiB)
69 #define PROM_VADDR           0xffd00000
70 #define PROM_FILENAME        "openbios-sparc32"
71 #define CFG_ADDR             0xd00000510ULL
72 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
73 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
74 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
75 
76 #define MAX_CPUS 16
77 #define MAX_PILS 16
78 #define MAX_VSIMMS 4
79 
80 #define ESCC_CLOCK 4915200
81 
82 struct sun4m_hwdef {
83     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
84     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
85     hwaddr serial_base, fd_base;
86     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
87     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
88     hwaddr bpp_base, dbri_base, sx_base;
89     struct {
90         hwaddr reg_base, vram_base;
91     } vsimm[MAX_VSIMMS];
92     hwaddr ecc_base;
93     uint64_t max_mem;
94     uint32_t ecc_version;
95     uint32_t iommu_version;
96     uint16_t machine_id;
97     uint8_t nvram_machine_id;
98 };
99 
100 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
101                             Error **errp)
102 {
103     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
104 }
105 
106 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
107                        const char *cmdline, const char *boot_devices,
108                        ram_addr_t RAM_size, uint32_t kernel_size,
109                        int width, int height, int depth,
110                        int nvram_machine_id, const char *arch)
111 {
112     unsigned int i;
113     int sysp_end;
114     uint8_t image[0x1ff0];
115     NvramClass *k = NVRAM_GET_CLASS(nvram);
116 
117     memset(image, '\0', sizeof(image));
118 
119     /* OpenBIOS nvram variables partition */
120     sysp_end = chrp_nvram_create_system_partition(image, 0);
121 
122     /* Free space partition */
123     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
124 
125     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
126                     nvram_machine_id);
127 
128     for (i = 0; i < sizeof(image); i++) {
129         (k->write)(nvram, i, image[i]);
130     }
131 }
132 
133 void cpu_check_irqs(CPUSPARCState *env)
134 {
135     CPUState *cs;
136 
137     /* We should be holding the BQL before we mess with IRQs */
138     g_assert(qemu_mutex_iothread_locked());
139 
140     if (env->pil_in && (env->interrupt_index == 0 ||
141                         (env->interrupt_index & ~15) == TT_EXTINT)) {
142         unsigned int i;
143 
144         for (i = 15; i > 0; i--) {
145             if (env->pil_in & (1 << i)) {
146                 int old_interrupt = env->interrupt_index;
147 
148                 env->interrupt_index = TT_EXTINT | i;
149                 if (old_interrupt != env->interrupt_index) {
150                     cs = CPU(sparc_env_get_cpu(env));
151                     trace_sun4m_cpu_interrupt(i);
152                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
153                 }
154                 break;
155             }
156         }
157     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
158         cs = CPU(sparc_env_get_cpu(env));
159         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
160         env->interrupt_index = 0;
161         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
162     }
163 }
164 
165 static void cpu_kick_irq(SPARCCPU *cpu)
166 {
167     CPUSPARCState *env = &cpu->env;
168     CPUState *cs = CPU(cpu);
169 
170     cs->halted = 0;
171     cpu_check_irqs(env);
172     qemu_cpu_kick(cs);
173 }
174 
175 static void cpu_set_irq(void *opaque, int irq, int level)
176 {
177     SPARCCPU *cpu = opaque;
178     CPUSPARCState *env = &cpu->env;
179 
180     if (level) {
181         trace_sun4m_cpu_set_irq_raise(irq);
182         env->pil_in |= 1 << irq;
183         cpu_kick_irq(cpu);
184     } else {
185         trace_sun4m_cpu_set_irq_lower(irq);
186         env->pil_in &= ~(1 << irq);
187         cpu_check_irqs(env);
188     }
189 }
190 
191 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
192 {
193 }
194 
195 static void main_cpu_reset(void *opaque)
196 {
197     SPARCCPU *cpu = opaque;
198     CPUState *cs = CPU(cpu);
199 
200     cpu_reset(cs);
201     cs->halted = 0;
202 }
203 
204 static void secondary_cpu_reset(void *opaque)
205 {
206     SPARCCPU *cpu = opaque;
207     CPUState *cs = CPU(cpu);
208 
209     cpu_reset(cs);
210     cs->halted = 1;
211 }
212 
213 static void cpu_halt_signal(void *opaque, int irq, int level)
214 {
215     if (level && current_cpu) {
216         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
217     }
218 }
219 
220 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
221 {
222     return addr - 0xf0000000ULL;
223 }
224 
225 static unsigned long sun4m_load_kernel(const char *kernel_filename,
226                                        const char *initrd_filename,
227                                        ram_addr_t RAM_size,
228                                        uint32_t *initrd_size)
229 {
230     int linux_boot;
231     unsigned int i;
232     long 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, NULL,
247                                translate_kernel_address, NULL,
248                                NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
249         if (kernel_size < 0)
250             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
251                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
252                                     TARGET_PAGE_SIZE);
253         if (kernel_size < 0)
254             kernel_size = load_image_targphys(kernel_filename,
255                                               KERNEL_LOAD_ADDR,
256                                               RAM_size - KERNEL_LOAD_ADDR);
257         if (kernel_size < 0) {
258             error_report("could not load kernel '%s'", kernel_filename);
259             exit(1);
260         }
261 
262         /* load initrd */
263         *initrd_size = 0;
264         if (initrd_filename) {
265             *initrd_size = load_image_targphys(initrd_filename,
266                                                INITRD_LOAD_ADDR,
267                                                RAM_size - INITRD_LOAD_ADDR);
268             if ((int)*initrd_size < 0) {
269                 error_report("could not load initial ram disk '%s'",
270                              initrd_filename);
271                 exit(1);
272             }
273         }
274         if (*initrd_size > 0) {
275             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
276                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
277                 if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
278                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
279                     stl_p(ptr + 20, *initrd_size);
280                     break;
281                 }
282             }
283         }
284     }
285     return kernel_size;
286 }
287 
288 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
289 {
290     DeviceState *dev;
291     SysBusDevice *s;
292 
293     dev = qdev_create(NULL, TYPE_SUN4M_IOMMU);
294     qdev_prop_set_uint32(dev, "version", version);
295     qdev_init_nofail(dev);
296     s = SYS_BUS_DEVICE(dev);
297     sysbus_connect_irq(s, 0, irq);
298     sysbus_mmio_map(s, 0, addr);
299 
300     return s;
301 }
302 
303 static void *sparc32_dma_init(hwaddr dma_base,
304                               hwaddr esp_base, qemu_irq espdma_irq,
305                               hwaddr le_base, qemu_irq ledma_irq)
306 {
307     DeviceState *dma;
308     ESPDMADeviceState *espdma;
309     LEDMADeviceState *ledma;
310     SysBusESPState *esp;
311     SysBusPCNetState *lance;
312 
313     dma = qdev_create(NULL, TYPE_SPARC32_DMA);
314     qdev_init_nofail(dma);
315     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
316 
317     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
318                                    OBJECT(dma), "espdma"));
319     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
320 
321     esp = ESP_STATE(object_resolve_path_component(OBJECT(espdma), "esp"));
322     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
323     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
324 
325     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
326                                  OBJECT(dma), "ledma"));
327     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
328 
329     lance = SYSBUS_PCNET(object_resolve_path_component(
330                          OBJECT(ledma), "lance"));
331     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
332 
333     return dma;
334 }
335 
336 static DeviceState *slavio_intctl_init(hwaddr addr,
337                                        hwaddr addrg,
338                                        qemu_irq **parent_irq)
339 {
340     DeviceState *dev;
341     SysBusDevice *s;
342     unsigned int i, j;
343 
344     dev = qdev_create(NULL, "slavio_intctl");
345     qdev_init_nofail(dev);
346 
347     s = SYS_BUS_DEVICE(dev);
348 
349     for (i = 0; i < MAX_CPUS; i++) {
350         for (j = 0; j < MAX_PILS; j++) {
351             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
352         }
353     }
354     sysbus_mmio_map(s, 0, addrg);
355     for (i = 0; i < MAX_CPUS; i++) {
356         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
357     }
358 
359     return dev;
360 }
361 
362 #define SYS_TIMER_OFFSET      0x10000ULL
363 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
364 
365 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
366                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
367 {
368     DeviceState *dev;
369     SysBusDevice *s;
370     unsigned int i;
371 
372     dev = qdev_create(NULL, "slavio_timer");
373     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
374     qdev_init_nofail(dev);
375     s = SYS_BUS_DEVICE(dev);
376     sysbus_connect_irq(s, 0, master_irq);
377     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
378 
379     for (i = 0; i < MAX_CPUS; i++) {
380         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
381         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
382     }
383 }
384 
385 static qemu_irq  slavio_system_powerdown;
386 
387 static void slavio_powerdown_req(Notifier *n, void *opaque)
388 {
389     qemu_irq_raise(slavio_system_powerdown);
390 }
391 
392 static Notifier slavio_system_powerdown_notifier = {
393     .notify = slavio_powerdown_req
394 };
395 
396 #define MISC_LEDS 0x01600000
397 #define MISC_CFG  0x01800000
398 #define MISC_DIAG 0x01a00000
399 #define MISC_MDM  0x01b00000
400 #define MISC_SYS  0x01f00000
401 
402 static void slavio_misc_init(hwaddr base,
403                              hwaddr aux1_base,
404                              hwaddr aux2_base, qemu_irq irq,
405                              qemu_irq fdc_tc)
406 {
407     DeviceState *dev;
408     SysBusDevice *s;
409 
410     dev = qdev_create(NULL, "slavio_misc");
411     qdev_init_nofail(dev);
412     s = SYS_BUS_DEVICE(dev);
413     if (base) {
414         /* 8 bit registers */
415         /* Slavio control */
416         sysbus_mmio_map(s, 0, base + MISC_CFG);
417         /* Diagnostics */
418         sysbus_mmio_map(s, 1, base + MISC_DIAG);
419         /* Modem control */
420         sysbus_mmio_map(s, 2, base + MISC_MDM);
421         /* 16 bit registers */
422         /* ss600mp diag LEDs */
423         sysbus_mmio_map(s, 3, base + MISC_LEDS);
424         /* 32 bit registers */
425         /* System control */
426         sysbus_mmio_map(s, 4, base + MISC_SYS);
427     }
428     if (aux1_base) {
429         /* AUX 1 (Misc System Functions) */
430         sysbus_mmio_map(s, 5, aux1_base);
431     }
432     if (aux2_base) {
433         /* AUX 2 (Software Powerdown Control) */
434         sysbus_mmio_map(s, 6, aux2_base);
435     }
436     sysbus_connect_irq(s, 0, irq);
437     sysbus_connect_irq(s, 1, fdc_tc);
438     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
439     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
440 }
441 
442 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
443 {
444     DeviceState *dev;
445     SysBusDevice *s;
446 
447     dev = qdev_create(NULL, "eccmemctl");
448     qdev_prop_set_uint32(dev, "version", version);
449     qdev_init_nofail(dev);
450     s = SYS_BUS_DEVICE(dev);
451     sysbus_connect_irq(s, 0, irq);
452     sysbus_mmio_map(s, 0, base);
453     if (version == 0) { // SS-600MP only
454         sysbus_mmio_map(s, 1, base + 0x1000);
455     }
456 }
457 
458 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
459 {
460     DeviceState *dev;
461     SysBusDevice *s;
462 
463     dev = qdev_create(NULL, "apc");
464     qdev_init_nofail(dev);
465     s = SYS_BUS_DEVICE(dev);
466     /* Power management (APC) XXX: not a Slavio device */
467     sysbus_mmio_map(s, 0, power_base);
468     sysbus_connect_irq(s, 0, cpu_halt);
469 }
470 
471 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
472                      int height, int depth)
473 {
474     DeviceState *dev;
475     SysBusDevice *s;
476 
477     dev = qdev_create(NULL, "SUNW,tcx");
478     qdev_prop_set_uint32(dev, "vram_size", vram_size);
479     qdev_prop_set_uint16(dev, "width", width);
480     qdev_prop_set_uint16(dev, "height", height);
481     qdev_prop_set_uint16(dev, "depth", depth);
482     qdev_init_nofail(dev);
483     s = SYS_BUS_DEVICE(dev);
484 
485     /* 10/ROM : FCode ROM */
486     sysbus_mmio_map(s, 0, addr);
487     /* 2/STIP : Stipple */
488     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
489     /* 3/BLIT : Blitter */
490     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
491     /* 5/RSTIP : Raw Stipple */
492     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
493     /* 6/RBLIT : Raw Blitter */
494     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
495     /* 7/TEC : Transform Engine */
496     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
497     /* 8/CMAP  : DAC */
498     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
499     /* 9/THC : */
500     if (depth == 8) {
501         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
502     } else {
503         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
504     }
505     /* 11/DHC : */
506     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
507     /* 12/ALT : */
508     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
509     /* 0/DFB8 : 8-bit plane */
510     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
511     /* 1/DFB24 : 24bit plane */
512     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
513     /* 4/RDFB32: Raw framebuffer. Control plane */
514     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
515     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
516     if (depth == 8) {
517         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
518     }
519 
520     sysbus_connect_irq(s, 0, irq);
521 }
522 
523 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
524                      int height, int depth)
525 {
526     DeviceState *dev;
527     SysBusDevice *s;
528 
529     dev = qdev_create(NULL, "cgthree");
530     qdev_prop_set_uint32(dev, "vram-size", vram_size);
531     qdev_prop_set_uint16(dev, "width", width);
532     qdev_prop_set_uint16(dev, "height", height);
533     qdev_prop_set_uint16(dev, "depth", depth);
534     qdev_init_nofail(dev);
535     s = SYS_BUS_DEVICE(dev);
536 
537     /* FCode ROM */
538     sysbus_mmio_map(s, 0, addr);
539     /* DAC */
540     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
541     /* 8-bit plane */
542     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
543 
544     sysbus_connect_irq(s, 0, irq);
545 }
546 
547 /* NCR89C100/MACIO Internal ID register */
548 
549 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
550 
551 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
552 
553 static void idreg_init(hwaddr addr)
554 {
555     DeviceState *dev;
556     SysBusDevice *s;
557 
558     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
559     qdev_init_nofail(dev);
560     s = SYS_BUS_DEVICE(dev);
561 
562     sysbus_mmio_map(s, 0, addr);
563     address_space_write_rom(&address_space_memory, addr,
564                             MEMTXATTRS_UNSPECIFIED,
565                             idreg_data, sizeof(idreg_data));
566 }
567 
568 #define MACIO_ID_REGISTER(obj) \
569     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
570 
571 typedef struct IDRegState {
572     SysBusDevice parent_obj;
573 
574     MemoryRegion mem;
575 } IDRegState;
576 
577 static void idreg_realize(DeviceState *ds, Error **errp)
578 {
579     IDRegState *s = MACIO_ID_REGISTER(ds);
580     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
581     Error *local_err = NULL;
582 
583     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
584                                      sizeof(idreg_data), &local_err);
585     if (local_err) {
586         error_propagate(errp, local_err);
587         return;
588     }
589 
590     vmstate_register_ram_global(&s->mem);
591     memory_region_set_readonly(&s->mem, true);
592     sysbus_init_mmio(dev, &s->mem);
593 }
594 
595 static void idreg_class_init(ObjectClass *oc, void *data)
596 {
597     DeviceClass *dc = DEVICE_CLASS(oc);
598 
599     dc->realize = idreg_realize;
600 }
601 
602 static const TypeInfo idreg_info = {
603     .name          = TYPE_MACIO_ID_REGISTER,
604     .parent        = TYPE_SYS_BUS_DEVICE,
605     .instance_size = sizeof(IDRegState),
606     .class_init    = idreg_class_init,
607 };
608 
609 #define TYPE_TCX_AFX "tcx_afx"
610 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
611 
612 typedef struct AFXState {
613     SysBusDevice parent_obj;
614 
615     MemoryRegion mem;
616 } AFXState;
617 
618 /* SS-5 TCX AFX register */
619 static void afx_init(hwaddr addr)
620 {
621     DeviceState *dev;
622     SysBusDevice *s;
623 
624     dev = qdev_create(NULL, TYPE_TCX_AFX);
625     qdev_init_nofail(dev);
626     s = SYS_BUS_DEVICE(dev);
627 
628     sysbus_mmio_map(s, 0, addr);
629 }
630 
631 static void afx_realize(DeviceState *ds, Error **errp)
632 {
633     AFXState *s = TCX_AFX(ds);
634     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
635     Error *local_err = NULL;
636 
637     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
638                                      &local_err);
639     if (local_err) {
640         error_propagate(errp, local_err);
641         return;
642     }
643 
644     vmstate_register_ram_global(&s->mem);
645     sysbus_init_mmio(dev, &s->mem);
646 }
647 
648 static void afx_class_init(ObjectClass *oc, void *data)
649 {
650     DeviceClass *dc = DEVICE_CLASS(oc);
651 
652     dc->realize = afx_realize;
653 }
654 
655 static const TypeInfo afx_info = {
656     .name          = TYPE_TCX_AFX,
657     .parent        = TYPE_SYS_BUS_DEVICE,
658     .instance_size = sizeof(AFXState),
659     .class_init    = afx_class_init,
660 };
661 
662 #define TYPE_OPENPROM "openprom"
663 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
664 
665 typedef struct PROMState {
666     SysBusDevice parent_obj;
667 
668     MemoryRegion prom;
669 } PROMState;
670 
671 /* Boot PROM (OpenBIOS) */
672 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
673 {
674     hwaddr *base_addr = (hwaddr *)opaque;
675     return addr + *base_addr - PROM_VADDR;
676 }
677 
678 static void prom_init(hwaddr addr, const char *bios_name)
679 {
680     DeviceState *dev;
681     SysBusDevice *s;
682     char *filename;
683     int ret;
684 
685     dev = qdev_create(NULL, TYPE_OPENPROM);
686     qdev_init_nofail(dev);
687     s = SYS_BUS_DEVICE(dev);
688 
689     sysbus_mmio_map(s, 0, addr);
690 
691     /* load boot prom */
692     if (bios_name == NULL) {
693         bios_name = PROM_FILENAME;
694     }
695     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
696     if (filename) {
697         ret = load_elf(filename, NULL,
698                        translate_prom_address, &addr, NULL,
699                        NULL, NULL, 1, EM_SPARC, 0, 0);
700         if (ret < 0 || ret > PROM_SIZE_MAX) {
701             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
702         }
703         g_free(filename);
704     } else {
705         ret = -1;
706     }
707     if (ret < 0 || ret > PROM_SIZE_MAX) {
708         error_report("could not load prom '%s'", bios_name);
709         exit(1);
710     }
711 }
712 
713 static void prom_realize(DeviceState *ds, Error **errp)
714 {
715     PROMState *s = OPENPROM(ds);
716     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
717     Error *local_err = NULL;
718 
719     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
720                                      PROM_SIZE_MAX, &local_err);
721     if (local_err) {
722         error_propagate(errp, local_err);
723         return;
724     }
725 
726     vmstate_register_ram_global(&s->prom);
727     memory_region_set_readonly(&s->prom, true);
728     sysbus_init_mmio(dev, &s->prom);
729 }
730 
731 static Property prom_properties[] = {
732     {/* end of property list */},
733 };
734 
735 static void prom_class_init(ObjectClass *klass, void *data)
736 {
737     DeviceClass *dc = DEVICE_CLASS(klass);
738 
739     dc->props = prom_properties;
740     dc->realize = prom_realize;
741 }
742 
743 static const TypeInfo prom_info = {
744     .name          = TYPE_OPENPROM,
745     .parent        = TYPE_SYS_BUS_DEVICE,
746     .instance_size = sizeof(PROMState),
747     .class_init    = prom_class_init,
748 };
749 
750 #define TYPE_SUN4M_MEMORY "memory"
751 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
752 
753 typedef struct RamDevice {
754     SysBusDevice parent_obj;
755 
756     MemoryRegion ram;
757     uint64_t size;
758 } RamDevice;
759 
760 /* System RAM */
761 static void ram_realize(DeviceState *dev, Error **errp)
762 {
763     RamDevice *d = SUN4M_RAM(dev);
764     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
765 
766     memory_region_allocate_system_memory(&d->ram, OBJECT(d), "sun4m.ram",
767                                          d->size);
768     sysbus_init_mmio(sbd, &d->ram);
769 }
770 
771 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
772                      uint64_t max_mem)
773 {
774     DeviceState *dev;
775     SysBusDevice *s;
776     RamDevice *d;
777 
778     /* allocate RAM */
779     if ((uint64_t)RAM_size > max_mem) {
780         error_report("Too much memory for this machine: %" PRId64 ","
781                      " maximum %" PRId64,
782                      RAM_size / MiB, max_mem / MiB);
783         exit(1);
784     }
785     dev = qdev_create(NULL, "memory");
786     s = SYS_BUS_DEVICE(dev);
787 
788     d = SUN4M_RAM(dev);
789     d->size = RAM_size;
790     qdev_init_nofail(dev);
791 
792     sysbus_mmio_map(s, 0, addr);
793 }
794 
795 static Property ram_properties[] = {
796     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
797     DEFINE_PROP_END_OF_LIST(),
798 };
799 
800 static void ram_class_init(ObjectClass *klass, void *data)
801 {
802     DeviceClass *dc = DEVICE_CLASS(klass);
803 
804     dc->realize = ram_realize;
805     dc->props = ram_properties;
806 }
807 
808 static const TypeInfo ram_info = {
809     .name          = TYPE_SUN4M_MEMORY,
810     .parent        = TYPE_SYS_BUS_DEVICE,
811     .instance_size = sizeof(RamDevice),
812     .class_init    = ram_class_init,
813 };
814 
815 static void cpu_devinit(const char *cpu_type, unsigned int id,
816                         uint64_t prom_addr, qemu_irq **cpu_irqs)
817 {
818     CPUState *cs;
819     SPARCCPU *cpu;
820     CPUSPARCState *env;
821 
822     cpu = SPARC_CPU(cpu_create(cpu_type));
823     env = &cpu->env;
824 
825     cpu_sparc_set_id(env, id);
826     if (id == 0) {
827         qemu_register_reset(main_cpu_reset, cpu);
828     } else {
829         qemu_register_reset(secondary_cpu_reset, cpu);
830         cs = CPU(cpu);
831         cs->halted = 1;
832     }
833     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
834     env->prom_addr = prom_addr;
835 }
836 
837 static void dummy_fdc_tc(void *opaque, int irq, int level)
838 {
839 }
840 
841 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
842                           MachineState *machine)
843 {
844     DeviceState *slavio_intctl;
845     unsigned int i;
846     void *nvram;
847     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
848     qemu_irq fdc_tc;
849     unsigned long kernel_size;
850     uint32_t initrd_size;
851     DriveInfo *fd[MAX_FD];
852     FWCfgState *fw_cfg;
853     unsigned int num_vsimms;
854     DeviceState *dev;
855     SysBusDevice *s;
856 
857     /* init CPUs */
858     for(i = 0; i < smp_cpus; i++) {
859         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
860     }
861 
862     for (i = smp_cpus; i < MAX_CPUS; i++)
863         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
864 
865 
866     /* set up devices */
867     ram_init(0, machine->ram_size, hwdef->max_mem);
868     /* models without ECC don't trap when missing ram is accessed */
869     if (!hwdef->ecc_base) {
870         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
871     }
872 
873     prom_init(hwdef->slavio_base, bios_name);
874 
875     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
876                                        hwdef->intctl_base + 0x10000ULL,
877                                        cpu_irqs);
878 
879     for (i = 0; i < 32; i++) {
880         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
881     }
882     for (i = 0; i < MAX_CPUS; i++) {
883         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
884     }
885 
886     if (hwdef->idreg_base) {
887         idreg_init(hwdef->idreg_base);
888     }
889 
890     if (hwdef->afx_base) {
891         afx_init(hwdef->afx_base);
892     }
893 
894     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
895 
896     if (hwdef->iommu_pad_base) {
897         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
898            Software shouldn't use aliased addresses, neither should it crash
899            when does. Using empty_slot instead of aliasing can help with
900            debugging such accesses */
901         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
902     }
903 
904     sparc32_dma_init(hwdef->dma_base,
905                      hwdef->esp_base, slavio_irq[18],
906                      hwdef->le_base, slavio_irq[16]);
907 
908     if (graphic_depth != 8 && graphic_depth != 24) {
909         error_report("Unsupported depth: %d", graphic_depth);
910         exit (1);
911     }
912     num_vsimms = 0;
913     if (num_vsimms == 0) {
914         if (vga_interface_type == VGA_CG3) {
915             if (graphic_depth != 8) {
916                 error_report("Unsupported depth: %d", graphic_depth);
917                 exit(1);
918             }
919 
920             if (!(graphic_width == 1024 && graphic_height == 768) &&
921                 !(graphic_width == 1152 && graphic_height == 900)) {
922                 error_report("Unsupported resolution: %d x %d", graphic_width,
923                              graphic_height);
924                 exit(1);
925             }
926 
927             /* sbus irq 5 */
928             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
929                      graphic_width, graphic_height, graphic_depth);
930         } else {
931             /* If no display specified, default to TCX */
932             if (graphic_depth != 8 && graphic_depth != 24) {
933                 error_report("Unsupported depth: %d", graphic_depth);
934                 exit(1);
935             }
936 
937             if (!(graphic_width == 1024 && graphic_height == 768)) {
938                 error_report("Unsupported resolution: %d x %d",
939                              graphic_width, graphic_height);
940                 exit(1);
941             }
942 
943             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
944                      graphic_width, graphic_height, graphic_depth);
945         }
946     }
947 
948     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
949         /* vsimm registers probed by OBP */
950         if (hwdef->vsimm[i].reg_base) {
951             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
952         }
953     }
954 
955     if (hwdef->sx_base) {
956         empty_slot_init(hwdef->sx_base, 0x2000);
957     }
958 
959     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
960 
961     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
962 
963     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
964        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
965     dev = qdev_create(NULL, TYPE_ESCC);
966     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
967     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
968     qdev_prop_set_uint32(dev, "it_shift", 1);
969     qdev_prop_set_chr(dev, "chrB", NULL);
970     qdev_prop_set_chr(dev, "chrA", NULL);
971     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
972     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
973     qdev_init_nofail(dev);
974     s = SYS_BUS_DEVICE(dev);
975     sysbus_connect_irq(s, 0, slavio_irq[14]);
976     sysbus_connect_irq(s, 1, slavio_irq[14]);
977     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
978 
979     dev = qdev_create(NULL, TYPE_ESCC);
980     qdev_prop_set_uint32(dev, "disabled", 0);
981     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
982     qdev_prop_set_uint32(dev, "it_shift", 1);
983     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
984     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
985     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
986     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
987     qdev_init_nofail(dev);
988 
989     s = SYS_BUS_DEVICE(dev);
990     sysbus_connect_irq(s, 0, slavio_irq[15]);
991     sysbus_connect_irq(s, 1,  slavio_irq[15]);
992     sysbus_mmio_map(s, 0, hwdef->serial_base);
993 
994     if (hwdef->apc_base) {
995         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
996     }
997 
998     if (hwdef->fd_base) {
999         /* there is zero or one floppy drive */
1000         memset(fd, 0, sizeof(fd));
1001         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1002         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1003                           &fdc_tc);
1004     } else {
1005         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1006     }
1007 
1008     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1009                      slavio_irq[30], fdc_tc);
1010 
1011     if (hwdef->cs_base) {
1012         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1013                              slavio_irq[5]);
1014     }
1015 
1016     if (hwdef->dbri_base) {
1017         /* ISDN chip with attached CS4215 audio codec */
1018         /* prom space */
1019         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1020         /* reg space */
1021         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1022     }
1023 
1024     if (hwdef->bpp_base) {
1025         /* parallel port */
1026         empty_slot_init(hwdef->bpp_base, 0x20);
1027     }
1028 
1029     initrd_size = 0;
1030     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1031                                     machine->initrd_filename,
1032                                     machine->ram_size, &initrd_size);
1033 
1034     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1035                machine->boot_order, machine->ram_size, kernel_size,
1036                graphic_width, graphic_height, graphic_depth,
1037                hwdef->nvram_machine_id, "Sun4m");
1038 
1039     if (hwdef->ecc_base)
1040         ecc_init(hwdef->ecc_base, slavio_irq[28],
1041                  hwdef->ecc_version);
1042 
1043     dev = qdev_create(NULL, TYPE_FW_CFG_MEM);
1044     fw_cfg = FW_CFG(dev);
1045     qdev_prop_set_uint32(dev, "data_width", 1);
1046     qdev_prop_set_bit(dev, "dma_enabled", false);
1047     object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
1048                               OBJECT(fw_cfg), NULL);
1049     qdev_init_nofail(dev);
1050     s = SYS_BUS_DEVICE(dev);
1051     sysbus_mmio_map(s, 0, CFG_ADDR);
1052     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
1053 
1054     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
1055     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1056     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1057     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1058     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1059     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1060     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1061     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1062     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1063     if (machine->kernel_cmdline) {
1064         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1065         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1066                          machine->kernel_cmdline);
1067         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1068         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1069                        strlen(machine->kernel_cmdline) + 1);
1070     } else {
1071         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1072         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1073     }
1074     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1075     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
1076     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1077     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1078 }
1079 
1080 enum {
1081     ss5_id = 32,
1082     vger_id,
1083     lx_id,
1084     ss4_id,
1085     scls_id,
1086     sbook_id,
1087     ss10_id = 64,
1088     ss20_id,
1089     ss600mp_id,
1090 };
1091 
1092 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1093     /* SS-5 */
1094     {
1095         .iommu_base   = 0x10000000,
1096         .iommu_pad_base = 0x10004000,
1097         .iommu_pad_len  = 0x0fffb000,
1098         .tcx_base     = 0x50000000,
1099         .cs_base      = 0x6c000000,
1100         .slavio_base  = 0x70000000,
1101         .ms_kb_base   = 0x71000000,
1102         .serial_base  = 0x71100000,
1103         .nvram_base   = 0x71200000,
1104         .fd_base      = 0x71400000,
1105         .counter_base = 0x71d00000,
1106         .intctl_base  = 0x71e00000,
1107         .idreg_base   = 0x78000000,
1108         .dma_base     = 0x78400000,
1109         .esp_base     = 0x78800000,
1110         .le_base      = 0x78c00000,
1111         .apc_base     = 0x6a000000,
1112         .afx_base     = 0x6e000000,
1113         .aux1_base    = 0x71900000,
1114         .aux2_base    = 0x71910000,
1115         .nvram_machine_id = 0x80,
1116         .machine_id = ss5_id,
1117         .iommu_version = 0x05000000,
1118         .max_mem = 0x10000000,
1119     },
1120     /* SS-10 */
1121     {
1122         .iommu_base   = 0xfe0000000ULL,
1123         .tcx_base     = 0xe20000000ULL,
1124         .slavio_base  = 0xff0000000ULL,
1125         .ms_kb_base   = 0xff1000000ULL,
1126         .serial_base  = 0xff1100000ULL,
1127         .nvram_base   = 0xff1200000ULL,
1128         .fd_base      = 0xff1700000ULL,
1129         .counter_base = 0xff1300000ULL,
1130         .intctl_base  = 0xff1400000ULL,
1131         .idreg_base   = 0xef0000000ULL,
1132         .dma_base     = 0xef0400000ULL,
1133         .esp_base     = 0xef0800000ULL,
1134         .le_base      = 0xef0c00000ULL,
1135         .apc_base     = 0xefa000000ULL, // XXX should not exist
1136         .aux1_base    = 0xff1800000ULL,
1137         .aux2_base    = 0xff1a01000ULL,
1138         .ecc_base     = 0xf00000000ULL,
1139         .ecc_version  = 0x10000000, // version 0, implementation 1
1140         .nvram_machine_id = 0x72,
1141         .machine_id = ss10_id,
1142         .iommu_version = 0x03000000,
1143         .max_mem = 0xf00000000ULL,
1144     },
1145     /* SS-600MP */
1146     {
1147         .iommu_base   = 0xfe0000000ULL,
1148         .tcx_base     = 0xe20000000ULL,
1149         .slavio_base  = 0xff0000000ULL,
1150         .ms_kb_base   = 0xff1000000ULL,
1151         .serial_base  = 0xff1100000ULL,
1152         .nvram_base   = 0xff1200000ULL,
1153         .counter_base = 0xff1300000ULL,
1154         .intctl_base  = 0xff1400000ULL,
1155         .dma_base     = 0xef0081000ULL,
1156         .esp_base     = 0xef0080000ULL,
1157         .le_base      = 0xef0060000ULL,
1158         .apc_base     = 0xefa000000ULL, // XXX should not exist
1159         .aux1_base    = 0xff1800000ULL,
1160         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1161         .ecc_base     = 0xf00000000ULL,
1162         .ecc_version  = 0x00000000, // version 0, implementation 0
1163         .nvram_machine_id = 0x71,
1164         .machine_id = ss600mp_id,
1165         .iommu_version = 0x01000000,
1166         .max_mem = 0xf00000000ULL,
1167     },
1168     /* SS-20 */
1169     {
1170         .iommu_base   = 0xfe0000000ULL,
1171         .tcx_base     = 0xe20000000ULL,
1172         .slavio_base  = 0xff0000000ULL,
1173         .ms_kb_base   = 0xff1000000ULL,
1174         .serial_base  = 0xff1100000ULL,
1175         .nvram_base   = 0xff1200000ULL,
1176         .fd_base      = 0xff1700000ULL,
1177         .counter_base = 0xff1300000ULL,
1178         .intctl_base  = 0xff1400000ULL,
1179         .idreg_base   = 0xef0000000ULL,
1180         .dma_base     = 0xef0400000ULL,
1181         .esp_base     = 0xef0800000ULL,
1182         .le_base      = 0xef0c00000ULL,
1183         .bpp_base     = 0xef4800000ULL,
1184         .apc_base     = 0xefa000000ULL, // XXX should not exist
1185         .aux1_base    = 0xff1800000ULL,
1186         .aux2_base    = 0xff1a01000ULL,
1187         .dbri_base    = 0xee0000000ULL,
1188         .sx_base      = 0xf80000000ULL,
1189         .vsimm        = {
1190             {
1191                 .reg_base  = 0x9c000000ULL,
1192                 .vram_base = 0xfc000000ULL
1193             }, {
1194                 .reg_base  = 0x90000000ULL,
1195                 .vram_base = 0xf0000000ULL
1196             }, {
1197                 .reg_base  = 0x94000000ULL
1198             }, {
1199                 .reg_base  = 0x98000000ULL
1200             }
1201         },
1202         .ecc_base     = 0xf00000000ULL,
1203         .ecc_version  = 0x20000000, // version 0, implementation 2
1204         .nvram_machine_id = 0x72,
1205         .machine_id = ss20_id,
1206         .iommu_version = 0x13000000,
1207         .max_mem = 0xf00000000ULL,
1208     },
1209     /* Voyager */
1210     {
1211         .iommu_base   = 0x10000000,
1212         .tcx_base     = 0x50000000,
1213         .slavio_base  = 0x70000000,
1214         .ms_kb_base   = 0x71000000,
1215         .serial_base  = 0x71100000,
1216         .nvram_base   = 0x71200000,
1217         .fd_base      = 0x71400000,
1218         .counter_base = 0x71d00000,
1219         .intctl_base  = 0x71e00000,
1220         .idreg_base   = 0x78000000,
1221         .dma_base     = 0x78400000,
1222         .esp_base     = 0x78800000,
1223         .le_base      = 0x78c00000,
1224         .apc_base     = 0x71300000, // pmc
1225         .aux1_base    = 0x71900000,
1226         .aux2_base    = 0x71910000,
1227         .nvram_machine_id = 0x80,
1228         .machine_id = vger_id,
1229         .iommu_version = 0x05000000,
1230         .max_mem = 0x10000000,
1231     },
1232     /* LX */
1233     {
1234         .iommu_base   = 0x10000000,
1235         .iommu_pad_base = 0x10004000,
1236         .iommu_pad_len  = 0x0fffb000,
1237         .tcx_base     = 0x50000000,
1238         .slavio_base  = 0x70000000,
1239         .ms_kb_base   = 0x71000000,
1240         .serial_base  = 0x71100000,
1241         .nvram_base   = 0x71200000,
1242         .fd_base      = 0x71400000,
1243         .counter_base = 0x71d00000,
1244         .intctl_base  = 0x71e00000,
1245         .idreg_base   = 0x78000000,
1246         .dma_base     = 0x78400000,
1247         .esp_base     = 0x78800000,
1248         .le_base      = 0x78c00000,
1249         .aux1_base    = 0x71900000,
1250         .aux2_base    = 0x71910000,
1251         .nvram_machine_id = 0x80,
1252         .machine_id = lx_id,
1253         .iommu_version = 0x04000000,
1254         .max_mem = 0x10000000,
1255     },
1256     /* SS-4 */
1257     {
1258         .iommu_base   = 0x10000000,
1259         .tcx_base     = 0x50000000,
1260         .cs_base      = 0x6c000000,
1261         .slavio_base  = 0x70000000,
1262         .ms_kb_base   = 0x71000000,
1263         .serial_base  = 0x71100000,
1264         .nvram_base   = 0x71200000,
1265         .fd_base      = 0x71400000,
1266         .counter_base = 0x71d00000,
1267         .intctl_base  = 0x71e00000,
1268         .idreg_base   = 0x78000000,
1269         .dma_base     = 0x78400000,
1270         .esp_base     = 0x78800000,
1271         .le_base      = 0x78c00000,
1272         .apc_base     = 0x6a000000,
1273         .aux1_base    = 0x71900000,
1274         .aux2_base    = 0x71910000,
1275         .nvram_machine_id = 0x80,
1276         .machine_id = ss4_id,
1277         .iommu_version = 0x05000000,
1278         .max_mem = 0x10000000,
1279     },
1280     /* SPARCClassic */
1281     {
1282         .iommu_base   = 0x10000000,
1283         .tcx_base     = 0x50000000,
1284         .slavio_base  = 0x70000000,
1285         .ms_kb_base   = 0x71000000,
1286         .serial_base  = 0x71100000,
1287         .nvram_base   = 0x71200000,
1288         .fd_base      = 0x71400000,
1289         .counter_base = 0x71d00000,
1290         .intctl_base  = 0x71e00000,
1291         .idreg_base   = 0x78000000,
1292         .dma_base     = 0x78400000,
1293         .esp_base     = 0x78800000,
1294         .le_base      = 0x78c00000,
1295         .apc_base     = 0x6a000000,
1296         .aux1_base    = 0x71900000,
1297         .aux2_base    = 0x71910000,
1298         .nvram_machine_id = 0x80,
1299         .machine_id = scls_id,
1300         .iommu_version = 0x05000000,
1301         .max_mem = 0x10000000,
1302     },
1303     /* SPARCbook */
1304     {
1305         .iommu_base   = 0x10000000,
1306         .tcx_base     = 0x50000000, // XXX
1307         .slavio_base  = 0x70000000,
1308         .ms_kb_base   = 0x71000000,
1309         .serial_base  = 0x71100000,
1310         .nvram_base   = 0x71200000,
1311         .fd_base      = 0x71400000,
1312         .counter_base = 0x71d00000,
1313         .intctl_base  = 0x71e00000,
1314         .idreg_base   = 0x78000000,
1315         .dma_base     = 0x78400000,
1316         .esp_base     = 0x78800000,
1317         .le_base      = 0x78c00000,
1318         .apc_base     = 0x6a000000,
1319         .aux1_base    = 0x71900000,
1320         .aux2_base    = 0x71910000,
1321         .nvram_machine_id = 0x80,
1322         .machine_id = sbook_id,
1323         .iommu_version = 0x05000000,
1324         .max_mem = 0x10000000,
1325     },
1326 };
1327 
1328 /* SPARCstation 5 hardware initialisation */
1329 static void ss5_init(MachineState *machine)
1330 {
1331     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1332 }
1333 
1334 /* SPARCstation 10 hardware initialisation */
1335 static void ss10_init(MachineState *machine)
1336 {
1337     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1338 }
1339 
1340 /* SPARCserver 600MP hardware initialisation */
1341 static void ss600mp_init(MachineState *machine)
1342 {
1343     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1344 }
1345 
1346 /* SPARCstation 20 hardware initialisation */
1347 static void ss20_init(MachineState *machine)
1348 {
1349     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1350 }
1351 
1352 /* SPARCstation Voyager hardware initialisation */
1353 static void vger_init(MachineState *machine)
1354 {
1355     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1356 }
1357 
1358 /* SPARCstation LX hardware initialisation */
1359 static void ss_lx_init(MachineState *machine)
1360 {
1361     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1362 }
1363 
1364 /* SPARCstation 4 hardware initialisation */
1365 static void ss4_init(MachineState *machine)
1366 {
1367     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1368 }
1369 
1370 /* SPARCClassic hardware initialisation */
1371 static void scls_init(MachineState *machine)
1372 {
1373     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1374 }
1375 
1376 /* SPARCbook hardware initialisation */
1377 static void sbook_init(MachineState *machine)
1378 {
1379     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1380 }
1381 
1382 static void ss5_class_init(ObjectClass *oc, void *data)
1383 {
1384     MachineClass *mc = MACHINE_CLASS(oc);
1385 
1386     mc->desc = "Sun4m platform, SPARCstation 5";
1387     mc->init = ss5_init;
1388     mc->block_default_type = IF_SCSI;
1389     mc->is_default = 1;
1390     mc->default_boot_order = "c";
1391     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1392 }
1393 
1394 static const TypeInfo ss5_type = {
1395     .name = MACHINE_TYPE_NAME("SS-5"),
1396     .parent = TYPE_MACHINE,
1397     .class_init = ss5_class_init,
1398 };
1399 
1400 static void ss10_class_init(ObjectClass *oc, void *data)
1401 {
1402     MachineClass *mc = MACHINE_CLASS(oc);
1403 
1404     mc->desc = "Sun4m platform, SPARCstation 10";
1405     mc->init = ss10_init;
1406     mc->block_default_type = IF_SCSI;
1407     mc->max_cpus = 4;
1408     mc->default_boot_order = "c";
1409     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1410 }
1411 
1412 static const TypeInfo ss10_type = {
1413     .name = MACHINE_TYPE_NAME("SS-10"),
1414     .parent = TYPE_MACHINE,
1415     .class_init = ss10_class_init,
1416 };
1417 
1418 static void ss600mp_class_init(ObjectClass *oc, void *data)
1419 {
1420     MachineClass *mc = MACHINE_CLASS(oc);
1421 
1422     mc->desc = "Sun4m platform, SPARCserver 600MP";
1423     mc->init = ss600mp_init;
1424     mc->block_default_type = IF_SCSI;
1425     mc->max_cpus = 4;
1426     mc->default_boot_order = "c";
1427     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1428 }
1429 
1430 static const TypeInfo ss600mp_type = {
1431     .name = MACHINE_TYPE_NAME("SS-600MP"),
1432     .parent = TYPE_MACHINE,
1433     .class_init = ss600mp_class_init,
1434 };
1435 
1436 static void ss20_class_init(ObjectClass *oc, void *data)
1437 {
1438     MachineClass *mc = MACHINE_CLASS(oc);
1439 
1440     mc->desc = "Sun4m platform, SPARCstation 20";
1441     mc->init = ss20_init;
1442     mc->block_default_type = IF_SCSI;
1443     mc->max_cpus = 4;
1444     mc->default_boot_order = "c";
1445     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1446 }
1447 
1448 static const TypeInfo ss20_type = {
1449     .name = MACHINE_TYPE_NAME("SS-20"),
1450     .parent = TYPE_MACHINE,
1451     .class_init = ss20_class_init,
1452 };
1453 
1454 static void voyager_class_init(ObjectClass *oc, void *data)
1455 {
1456     MachineClass *mc = MACHINE_CLASS(oc);
1457 
1458     mc->desc = "Sun4m platform, SPARCstation Voyager";
1459     mc->init = vger_init;
1460     mc->block_default_type = IF_SCSI;
1461     mc->default_boot_order = "c";
1462     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1463 }
1464 
1465 static const TypeInfo voyager_type = {
1466     .name = MACHINE_TYPE_NAME("Voyager"),
1467     .parent = TYPE_MACHINE,
1468     .class_init = voyager_class_init,
1469 };
1470 
1471 static void ss_lx_class_init(ObjectClass *oc, void *data)
1472 {
1473     MachineClass *mc = MACHINE_CLASS(oc);
1474 
1475     mc->desc = "Sun4m platform, SPARCstation LX";
1476     mc->init = ss_lx_init;
1477     mc->block_default_type = IF_SCSI;
1478     mc->default_boot_order = "c";
1479     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1480 }
1481 
1482 static const TypeInfo ss_lx_type = {
1483     .name = MACHINE_TYPE_NAME("LX"),
1484     .parent = TYPE_MACHINE,
1485     .class_init = ss_lx_class_init,
1486 };
1487 
1488 static void ss4_class_init(ObjectClass *oc, void *data)
1489 {
1490     MachineClass *mc = MACHINE_CLASS(oc);
1491 
1492     mc->desc = "Sun4m platform, SPARCstation 4";
1493     mc->init = ss4_init;
1494     mc->block_default_type = IF_SCSI;
1495     mc->default_boot_order = "c";
1496     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1497 }
1498 
1499 static const TypeInfo ss4_type = {
1500     .name = MACHINE_TYPE_NAME("SS-4"),
1501     .parent = TYPE_MACHINE,
1502     .class_init = ss4_class_init,
1503 };
1504 
1505 static void scls_class_init(ObjectClass *oc, void *data)
1506 {
1507     MachineClass *mc = MACHINE_CLASS(oc);
1508 
1509     mc->desc = "Sun4m platform, SPARCClassic";
1510     mc->init = scls_init;
1511     mc->block_default_type = IF_SCSI;
1512     mc->default_boot_order = "c";
1513     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1514 }
1515 
1516 static const TypeInfo scls_type = {
1517     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1518     .parent = TYPE_MACHINE,
1519     .class_init = scls_class_init,
1520 };
1521 
1522 static void sbook_class_init(ObjectClass *oc, void *data)
1523 {
1524     MachineClass *mc = MACHINE_CLASS(oc);
1525 
1526     mc->desc = "Sun4m platform, SPARCbook";
1527     mc->init = sbook_init;
1528     mc->block_default_type = IF_SCSI;
1529     mc->default_boot_order = "c";
1530     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1531 }
1532 
1533 static const TypeInfo sbook_type = {
1534     .name = MACHINE_TYPE_NAME("SPARCbook"),
1535     .parent = TYPE_MACHINE,
1536     .class_init = sbook_class_init,
1537 };
1538 
1539 static void sun4m_register_types(void)
1540 {
1541     type_register_static(&idreg_info);
1542     type_register_static(&afx_info);
1543     type_register_static(&prom_info);
1544     type_register_static(&ram_info);
1545 
1546     type_register_static(&ss5_type);
1547     type_register_static(&ss10_type);
1548     type_register_static(&ss600mp_type);
1549     type_register_static(&ss20_type);
1550     type_register_static(&voyager_type);
1551     type_register_static(&ss_lx_type);
1552     type_register_static(&ss4_type);
1553     type_register_static(&scls_type);
1554     type_register_static(&sbook_type);
1555 }
1556 
1557 type_init(sun4m_register_types)
1558