xref: /qemu/hw/sparc/sun4m.c (revision a27bd6c7)
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 
25 #include "qemu/osdep.h"
26 #include "qemu/units.h"
27 #include "qapi/error.h"
28 #include "qemu-common.h"
29 #include "cpu.h"
30 #include "hw/sysbus.h"
31 #include "qemu/error-report.h"
32 #include "qemu/timer.h"
33 #include "hw/sparc/sun4m_iommu.h"
34 #include "hw/timer/m48t59.h"
35 #include "migration/vmstate.h"
36 #include "hw/sparc/sparc32_dma.h"
37 #include "hw/block/fdc.h"
38 #include "sysemu/reset.h"
39 #include "sysemu/sysemu.h"
40 #include "net/net.h"
41 #include "hw/boards.h"
42 #include "hw/scsi/esp.h"
43 #include "hw/nvram/sun_nvram.h"
44 #include "hw/qdev-properties.h"
45 #include "hw/nvram/chrp_nvram.h"
46 #include "hw/nvram/fw_cfg.h"
47 #include "hw/char/escc.h"
48 #include "hw/empty_slot.h"
49 #include "hw/irq.h"
50 #include "hw/loader.h"
51 #include "elf.h"
52 #include "trace.h"
53 
54 /*
55  * Sun4m architecture was used in the following machines:
56  *
57  * SPARCserver 6xxMP/xx
58  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
59  * SPARCclassic X (4/10)
60  * SPARCstation LX/ZX (4/30)
61  * SPARCstation Voyager
62  * SPARCstation 10/xx, SPARCserver 10/xx
63  * SPARCstation 5, SPARCserver 5
64  * SPARCstation 20/xx, SPARCserver 20
65  * SPARCstation 4
66  *
67  * See for example: http://www.sunhelp.org/faq/sunref1.html
68  */
69 
70 #define KERNEL_LOAD_ADDR     0x00004000
71 #define CMDLINE_ADDR         0x007ff000
72 #define INITRD_LOAD_ADDR     0x00800000
73 #define PROM_SIZE_MAX        (1 * MiB)
74 #define PROM_VADDR           0xffd00000
75 #define PROM_FILENAME        "openbios-sparc32"
76 #define CFG_ADDR             0xd00000510ULL
77 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
78 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
79 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
80 
81 #define MAX_CPUS 16
82 #define MAX_PILS 16
83 #define MAX_VSIMMS 4
84 
85 #define ESCC_CLOCK 4915200
86 
87 struct sun4m_hwdef {
88     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
89     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
90     hwaddr serial_base, fd_base;
91     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
92     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
93     hwaddr bpp_base, dbri_base, sx_base;
94     struct {
95         hwaddr reg_base, vram_base;
96     } vsimm[MAX_VSIMMS];
97     hwaddr ecc_base;
98     uint64_t max_mem;
99     uint32_t ecc_version;
100     uint32_t iommu_version;
101     uint16_t machine_id;
102     uint8_t nvram_machine_id;
103 };
104 
105 const char *fw_cfg_arch_key_name(uint16_t key)
106 {
107     static const struct {
108         uint16_t key;
109         const char *name;
110     } fw_cfg_arch_wellknown_keys[] = {
111         {FW_CFG_SUN4M_DEPTH, "depth"},
112         {FW_CFG_SUN4M_WIDTH, "width"},
113         {FW_CFG_SUN4M_HEIGHT, "height"},
114     };
115 
116     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
117         if (fw_cfg_arch_wellknown_keys[i].key == key) {
118             return fw_cfg_arch_wellknown_keys[i].name;
119         }
120     }
121     return NULL;
122 }
123 
124 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
125                             Error **errp)
126 {
127     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
128 }
129 
130 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
131                        const char *cmdline, const char *boot_devices,
132                        ram_addr_t RAM_size, uint32_t kernel_size,
133                        int width, int height, int depth,
134                        int nvram_machine_id, const char *arch)
135 {
136     unsigned int i;
137     int sysp_end;
138     uint8_t image[0x1ff0];
139     NvramClass *k = NVRAM_GET_CLASS(nvram);
140 
141     memset(image, '\0', sizeof(image));
142 
143     /* OpenBIOS nvram variables partition */
144     sysp_end = chrp_nvram_create_system_partition(image, 0);
145 
146     /* Free space partition */
147     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
148 
149     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
150                     nvram_machine_id);
151 
152     for (i = 0; i < sizeof(image); i++) {
153         (k->write)(nvram, i, image[i]);
154     }
155 }
156 
157 void cpu_check_irqs(CPUSPARCState *env)
158 {
159     CPUState *cs;
160 
161     /* We should be holding the BQL before we mess with IRQs */
162     g_assert(qemu_mutex_iothread_locked());
163 
164     if (env->pil_in && (env->interrupt_index == 0 ||
165                         (env->interrupt_index & ~15) == TT_EXTINT)) {
166         unsigned int i;
167 
168         for (i = 15; i > 0; i--) {
169             if (env->pil_in & (1 << i)) {
170                 int old_interrupt = env->interrupt_index;
171 
172                 env->interrupt_index = TT_EXTINT | i;
173                 if (old_interrupt != env->interrupt_index) {
174                     cs = env_cpu(env);
175                     trace_sun4m_cpu_interrupt(i);
176                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
177                 }
178                 break;
179             }
180         }
181     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
182         cs = env_cpu(env);
183         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
184         env->interrupt_index = 0;
185         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
186     }
187 }
188 
189 static void cpu_kick_irq(SPARCCPU *cpu)
190 {
191     CPUSPARCState *env = &cpu->env;
192     CPUState *cs = CPU(cpu);
193 
194     cs->halted = 0;
195     cpu_check_irqs(env);
196     qemu_cpu_kick(cs);
197 }
198 
199 static void cpu_set_irq(void *opaque, int irq, int level)
200 {
201     SPARCCPU *cpu = opaque;
202     CPUSPARCState *env = &cpu->env;
203 
204     if (level) {
205         trace_sun4m_cpu_set_irq_raise(irq);
206         env->pil_in |= 1 << irq;
207         cpu_kick_irq(cpu);
208     } else {
209         trace_sun4m_cpu_set_irq_lower(irq);
210         env->pil_in &= ~(1 << irq);
211         cpu_check_irqs(env);
212     }
213 }
214 
215 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
216 {
217 }
218 
219 static void main_cpu_reset(void *opaque)
220 {
221     SPARCCPU *cpu = opaque;
222     CPUState *cs = CPU(cpu);
223 
224     cpu_reset(cs);
225     cs->halted = 0;
226 }
227 
228 static void secondary_cpu_reset(void *opaque)
229 {
230     SPARCCPU *cpu = opaque;
231     CPUState *cs = CPU(cpu);
232 
233     cpu_reset(cs);
234     cs->halted = 1;
235 }
236 
237 static void cpu_halt_signal(void *opaque, int irq, int level)
238 {
239     if (level && current_cpu) {
240         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
241     }
242 }
243 
244 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
245 {
246     return addr - 0xf0000000ULL;
247 }
248 
249 static unsigned long sun4m_load_kernel(const char *kernel_filename,
250                                        const char *initrd_filename,
251                                        ram_addr_t RAM_size,
252                                        uint32_t *initrd_size)
253 {
254     int linux_boot;
255     unsigned int i;
256     long kernel_size;
257     uint8_t *ptr;
258 
259     linux_boot = (kernel_filename != NULL);
260 
261     kernel_size = 0;
262     if (linux_boot) {
263         int bswap_needed;
264 
265 #ifdef BSWAP_NEEDED
266         bswap_needed = 1;
267 #else
268         bswap_needed = 0;
269 #endif
270         kernel_size = load_elf(kernel_filename, NULL,
271                                translate_kernel_address, NULL,
272                                NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
273         if (kernel_size < 0)
274             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
275                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
276                                     TARGET_PAGE_SIZE);
277         if (kernel_size < 0)
278             kernel_size = load_image_targphys(kernel_filename,
279                                               KERNEL_LOAD_ADDR,
280                                               RAM_size - KERNEL_LOAD_ADDR);
281         if (kernel_size < 0) {
282             error_report("could not load kernel '%s'", kernel_filename);
283             exit(1);
284         }
285 
286         /* load initrd */
287         *initrd_size = 0;
288         if (initrd_filename) {
289             *initrd_size = load_image_targphys(initrd_filename,
290                                                INITRD_LOAD_ADDR,
291                                                RAM_size - INITRD_LOAD_ADDR);
292             if ((int)*initrd_size < 0) {
293                 error_report("could not load initial ram disk '%s'",
294                              initrd_filename);
295                 exit(1);
296             }
297         }
298         if (*initrd_size > 0) {
299             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
300                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
301                 if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
302                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
303                     stl_p(ptr + 20, *initrd_size);
304                     break;
305                 }
306             }
307         }
308     }
309     return kernel_size;
310 }
311 
312 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
313 {
314     DeviceState *dev;
315     SysBusDevice *s;
316 
317     dev = qdev_create(NULL, TYPE_SUN4M_IOMMU);
318     qdev_prop_set_uint32(dev, "version", version);
319     qdev_init_nofail(dev);
320     s = SYS_BUS_DEVICE(dev);
321     sysbus_connect_irq(s, 0, irq);
322     sysbus_mmio_map(s, 0, addr);
323 
324     return s;
325 }
326 
327 static void *sparc32_dma_init(hwaddr dma_base,
328                               hwaddr esp_base, qemu_irq espdma_irq,
329                               hwaddr le_base, qemu_irq ledma_irq)
330 {
331     DeviceState *dma;
332     ESPDMADeviceState *espdma;
333     LEDMADeviceState *ledma;
334     SysBusESPState *esp;
335     SysBusPCNetState *lance;
336 
337     dma = qdev_create(NULL, TYPE_SPARC32_DMA);
338     qdev_init_nofail(dma);
339     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
340 
341     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
342                                    OBJECT(dma), "espdma"));
343     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
344 
345     esp = ESP_STATE(object_resolve_path_component(OBJECT(espdma), "esp"));
346     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
347     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
348 
349     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
350                                  OBJECT(dma), "ledma"));
351     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
352 
353     lance = SYSBUS_PCNET(object_resolve_path_component(
354                          OBJECT(ledma), "lance"));
355     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
356 
357     return dma;
358 }
359 
360 static DeviceState *slavio_intctl_init(hwaddr addr,
361                                        hwaddr addrg,
362                                        qemu_irq **parent_irq)
363 {
364     DeviceState *dev;
365     SysBusDevice *s;
366     unsigned int i, j;
367 
368     dev = qdev_create(NULL, "slavio_intctl");
369     qdev_init_nofail(dev);
370 
371     s = SYS_BUS_DEVICE(dev);
372 
373     for (i = 0; i < MAX_CPUS; i++) {
374         for (j = 0; j < MAX_PILS; j++) {
375             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
376         }
377     }
378     sysbus_mmio_map(s, 0, addrg);
379     for (i = 0; i < MAX_CPUS; i++) {
380         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
381     }
382 
383     return dev;
384 }
385 
386 #define SYS_TIMER_OFFSET      0x10000ULL
387 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
388 
389 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
390                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
391 {
392     DeviceState *dev;
393     SysBusDevice *s;
394     unsigned int i;
395 
396     dev = qdev_create(NULL, "slavio_timer");
397     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
398     qdev_init_nofail(dev);
399     s = SYS_BUS_DEVICE(dev);
400     sysbus_connect_irq(s, 0, master_irq);
401     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
402 
403     for (i = 0; i < MAX_CPUS; i++) {
404         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
405         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
406     }
407 }
408 
409 static qemu_irq  slavio_system_powerdown;
410 
411 static void slavio_powerdown_req(Notifier *n, void *opaque)
412 {
413     qemu_irq_raise(slavio_system_powerdown);
414 }
415 
416 static Notifier slavio_system_powerdown_notifier = {
417     .notify = slavio_powerdown_req
418 };
419 
420 #define MISC_LEDS 0x01600000
421 #define MISC_CFG  0x01800000
422 #define MISC_DIAG 0x01a00000
423 #define MISC_MDM  0x01b00000
424 #define MISC_SYS  0x01f00000
425 
426 static void slavio_misc_init(hwaddr base,
427                              hwaddr aux1_base,
428                              hwaddr aux2_base, qemu_irq irq,
429                              qemu_irq fdc_tc)
430 {
431     DeviceState *dev;
432     SysBusDevice *s;
433 
434     dev = qdev_create(NULL, "slavio_misc");
435     qdev_init_nofail(dev);
436     s = SYS_BUS_DEVICE(dev);
437     if (base) {
438         /* 8 bit registers */
439         /* Slavio control */
440         sysbus_mmio_map(s, 0, base + MISC_CFG);
441         /* Diagnostics */
442         sysbus_mmio_map(s, 1, base + MISC_DIAG);
443         /* Modem control */
444         sysbus_mmio_map(s, 2, base + MISC_MDM);
445         /* 16 bit registers */
446         /* ss600mp diag LEDs */
447         sysbus_mmio_map(s, 3, base + MISC_LEDS);
448         /* 32 bit registers */
449         /* System control */
450         sysbus_mmio_map(s, 4, base + MISC_SYS);
451     }
452     if (aux1_base) {
453         /* AUX 1 (Misc System Functions) */
454         sysbus_mmio_map(s, 5, aux1_base);
455     }
456     if (aux2_base) {
457         /* AUX 2 (Software Powerdown Control) */
458         sysbus_mmio_map(s, 6, aux2_base);
459     }
460     sysbus_connect_irq(s, 0, irq);
461     sysbus_connect_irq(s, 1, fdc_tc);
462     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
463     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
464 }
465 
466 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
467 {
468     DeviceState *dev;
469     SysBusDevice *s;
470 
471     dev = qdev_create(NULL, "eccmemctl");
472     qdev_prop_set_uint32(dev, "version", version);
473     qdev_init_nofail(dev);
474     s = SYS_BUS_DEVICE(dev);
475     sysbus_connect_irq(s, 0, irq);
476     sysbus_mmio_map(s, 0, base);
477     if (version == 0) { // SS-600MP only
478         sysbus_mmio_map(s, 1, base + 0x1000);
479     }
480 }
481 
482 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
483 {
484     DeviceState *dev;
485     SysBusDevice *s;
486 
487     dev = qdev_create(NULL, "apc");
488     qdev_init_nofail(dev);
489     s = SYS_BUS_DEVICE(dev);
490     /* Power management (APC) XXX: not a Slavio device */
491     sysbus_mmio_map(s, 0, power_base);
492     sysbus_connect_irq(s, 0, cpu_halt);
493 }
494 
495 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
496                      int height, int depth)
497 {
498     DeviceState *dev;
499     SysBusDevice *s;
500 
501     dev = qdev_create(NULL, "SUNW,tcx");
502     qdev_prop_set_uint32(dev, "vram_size", vram_size);
503     qdev_prop_set_uint16(dev, "width", width);
504     qdev_prop_set_uint16(dev, "height", height);
505     qdev_prop_set_uint16(dev, "depth", depth);
506     qdev_init_nofail(dev);
507     s = SYS_BUS_DEVICE(dev);
508 
509     /* 10/ROM : FCode ROM */
510     sysbus_mmio_map(s, 0, addr);
511     /* 2/STIP : Stipple */
512     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
513     /* 3/BLIT : Blitter */
514     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
515     /* 5/RSTIP : Raw Stipple */
516     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
517     /* 6/RBLIT : Raw Blitter */
518     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
519     /* 7/TEC : Transform Engine */
520     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
521     /* 8/CMAP  : DAC */
522     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
523     /* 9/THC : */
524     if (depth == 8) {
525         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
526     } else {
527         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
528     }
529     /* 11/DHC : */
530     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
531     /* 12/ALT : */
532     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
533     /* 0/DFB8 : 8-bit plane */
534     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
535     /* 1/DFB24 : 24bit plane */
536     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
537     /* 4/RDFB32: Raw framebuffer. Control plane */
538     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
539     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
540     if (depth == 8) {
541         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
542     }
543 
544     sysbus_connect_irq(s, 0, irq);
545 }
546 
547 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
548                      int height, int depth)
549 {
550     DeviceState *dev;
551     SysBusDevice *s;
552 
553     dev = qdev_create(NULL, "cgthree");
554     qdev_prop_set_uint32(dev, "vram-size", vram_size);
555     qdev_prop_set_uint16(dev, "width", width);
556     qdev_prop_set_uint16(dev, "height", height);
557     qdev_prop_set_uint16(dev, "depth", depth);
558     qdev_init_nofail(dev);
559     s = SYS_BUS_DEVICE(dev);
560 
561     /* FCode ROM */
562     sysbus_mmio_map(s, 0, addr);
563     /* DAC */
564     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
565     /* 8-bit plane */
566     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
567 
568     sysbus_connect_irq(s, 0, irq);
569 }
570 
571 /* NCR89C100/MACIO Internal ID register */
572 
573 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
574 
575 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
576 
577 static void idreg_init(hwaddr addr)
578 {
579     DeviceState *dev;
580     SysBusDevice *s;
581 
582     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
583     qdev_init_nofail(dev);
584     s = SYS_BUS_DEVICE(dev);
585 
586     sysbus_mmio_map(s, 0, addr);
587     address_space_write_rom(&address_space_memory, addr,
588                             MEMTXATTRS_UNSPECIFIED,
589                             idreg_data, sizeof(idreg_data));
590 }
591 
592 #define MACIO_ID_REGISTER(obj) \
593     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
594 
595 typedef struct IDRegState {
596     SysBusDevice parent_obj;
597 
598     MemoryRegion mem;
599 } IDRegState;
600 
601 static void idreg_realize(DeviceState *ds, Error **errp)
602 {
603     IDRegState *s = MACIO_ID_REGISTER(ds);
604     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
605     Error *local_err = NULL;
606 
607     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
608                                      sizeof(idreg_data), &local_err);
609     if (local_err) {
610         error_propagate(errp, local_err);
611         return;
612     }
613 
614     vmstate_register_ram_global(&s->mem);
615     memory_region_set_readonly(&s->mem, true);
616     sysbus_init_mmio(dev, &s->mem);
617 }
618 
619 static void idreg_class_init(ObjectClass *oc, void *data)
620 {
621     DeviceClass *dc = DEVICE_CLASS(oc);
622 
623     dc->realize = idreg_realize;
624 }
625 
626 static const TypeInfo idreg_info = {
627     .name          = TYPE_MACIO_ID_REGISTER,
628     .parent        = TYPE_SYS_BUS_DEVICE,
629     .instance_size = sizeof(IDRegState),
630     .class_init    = idreg_class_init,
631 };
632 
633 #define TYPE_TCX_AFX "tcx_afx"
634 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
635 
636 typedef struct AFXState {
637     SysBusDevice parent_obj;
638 
639     MemoryRegion mem;
640 } AFXState;
641 
642 /* SS-5 TCX AFX register */
643 static void afx_init(hwaddr addr)
644 {
645     DeviceState *dev;
646     SysBusDevice *s;
647 
648     dev = qdev_create(NULL, TYPE_TCX_AFX);
649     qdev_init_nofail(dev);
650     s = SYS_BUS_DEVICE(dev);
651 
652     sysbus_mmio_map(s, 0, addr);
653 }
654 
655 static void afx_realize(DeviceState *ds, Error **errp)
656 {
657     AFXState *s = TCX_AFX(ds);
658     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
659     Error *local_err = NULL;
660 
661     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
662                                      &local_err);
663     if (local_err) {
664         error_propagate(errp, local_err);
665         return;
666     }
667 
668     vmstate_register_ram_global(&s->mem);
669     sysbus_init_mmio(dev, &s->mem);
670 }
671 
672 static void afx_class_init(ObjectClass *oc, void *data)
673 {
674     DeviceClass *dc = DEVICE_CLASS(oc);
675 
676     dc->realize = afx_realize;
677 }
678 
679 static const TypeInfo afx_info = {
680     .name          = TYPE_TCX_AFX,
681     .parent        = TYPE_SYS_BUS_DEVICE,
682     .instance_size = sizeof(AFXState),
683     .class_init    = afx_class_init,
684 };
685 
686 #define TYPE_OPENPROM "openprom"
687 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
688 
689 typedef struct PROMState {
690     SysBusDevice parent_obj;
691 
692     MemoryRegion prom;
693 } PROMState;
694 
695 /* Boot PROM (OpenBIOS) */
696 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
697 {
698     hwaddr *base_addr = (hwaddr *)opaque;
699     return addr + *base_addr - PROM_VADDR;
700 }
701 
702 static void prom_init(hwaddr addr, const char *bios_name)
703 {
704     DeviceState *dev;
705     SysBusDevice *s;
706     char *filename;
707     int ret;
708 
709     dev = qdev_create(NULL, TYPE_OPENPROM);
710     qdev_init_nofail(dev);
711     s = SYS_BUS_DEVICE(dev);
712 
713     sysbus_mmio_map(s, 0, addr);
714 
715     /* load boot prom */
716     if (bios_name == NULL) {
717         bios_name = PROM_FILENAME;
718     }
719     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
720     if (filename) {
721         ret = load_elf(filename, NULL,
722                        translate_prom_address, &addr, NULL,
723                        NULL, NULL, 1, EM_SPARC, 0, 0);
724         if (ret < 0 || ret > PROM_SIZE_MAX) {
725             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
726         }
727         g_free(filename);
728     } else {
729         ret = -1;
730     }
731     if (ret < 0 || ret > PROM_SIZE_MAX) {
732         error_report("could not load prom '%s'", bios_name);
733         exit(1);
734     }
735 }
736 
737 static void prom_realize(DeviceState *ds, Error **errp)
738 {
739     PROMState *s = OPENPROM(ds);
740     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
741     Error *local_err = NULL;
742 
743     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
744                                      PROM_SIZE_MAX, &local_err);
745     if (local_err) {
746         error_propagate(errp, local_err);
747         return;
748     }
749 
750     vmstate_register_ram_global(&s->prom);
751     memory_region_set_readonly(&s->prom, true);
752     sysbus_init_mmio(dev, &s->prom);
753 }
754 
755 static Property prom_properties[] = {
756     {/* end of property list */},
757 };
758 
759 static void prom_class_init(ObjectClass *klass, void *data)
760 {
761     DeviceClass *dc = DEVICE_CLASS(klass);
762 
763     dc->props = prom_properties;
764     dc->realize = prom_realize;
765 }
766 
767 static const TypeInfo prom_info = {
768     .name          = TYPE_OPENPROM,
769     .parent        = TYPE_SYS_BUS_DEVICE,
770     .instance_size = sizeof(PROMState),
771     .class_init    = prom_class_init,
772 };
773 
774 #define TYPE_SUN4M_MEMORY "memory"
775 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
776 
777 typedef struct RamDevice {
778     SysBusDevice parent_obj;
779 
780     MemoryRegion ram;
781     uint64_t size;
782 } RamDevice;
783 
784 /* System RAM */
785 static void ram_realize(DeviceState *dev, Error **errp)
786 {
787     RamDevice *d = SUN4M_RAM(dev);
788     SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
789 
790     memory_region_allocate_system_memory(&d->ram, OBJECT(d), "sun4m.ram",
791                                          d->size);
792     sysbus_init_mmio(sbd, &d->ram);
793 }
794 
795 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
796                      uint64_t max_mem)
797 {
798     DeviceState *dev;
799     SysBusDevice *s;
800     RamDevice *d;
801 
802     /* allocate RAM */
803     if ((uint64_t)RAM_size > max_mem) {
804         error_report("Too much memory for this machine: %" PRId64 ","
805                      " maximum %" PRId64,
806                      RAM_size / MiB, max_mem / MiB);
807         exit(1);
808     }
809     dev = qdev_create(NULL, "memory");
810     s = SYS_BUS_DEVICE(dev);
811 
812     d = SUN4M_RAM(dev);
813     d->size = RAM_size;
814     qdev_init_nofail(dev);
815 
816     sysbus_mmio_map(s, 0, addr);
817 }
818 
819 static Property ram_properties[] = {
820     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
821     DEFINE_PROP_END_OF_LIST(),
822 };
823 
824 static void ram_class_init(ObjectClass *klass, void *data)
825 {
826     DeviceClass *dc = DEVICE_CLASS(klass);
827 
828     dc->realize = ram_realize;
829     dc->props = ram_properties;
830 }
831 
832 static const TypeInfo ram_info = {
833     .name          = TYPE_SUN4M_MEMORY,
834     .parent        = TYPE_SYS_BUS_DEVICE,
835     .instance_size = sizeof(RamDevice),
836     .class_init    = ram_class_init,
837 };
838 
839 static void cpu_devinit(const char *cpu_type, unsigned int id,
840                         uint64_t prom_addr, qemu_irq **cpu_irqs)
841 {
842     CPUState *cs;
843     SPARCCPU *cpu;
844     CPUSPARCState *env;
845 
846     cpu = SPARC_CPU(cpu_create(cpu_type));
847     env = &cpu->env;
848 
849     cpu_sparc_set_id(env, id);
850     if (id == 0) {
851         qemu_register_reset(main_cpu_reset, cpu);
852     } else {
853         qemu_register_reset(secondary_cpu_reset, cpu);
854         cs = CPU(cpu);
855         cs->halted = 1;
856     }
857     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
858     env->prom_addr = prom_addr;
859 }
860 
861 static void dummy_fdc_tc(void *opaque, int irq, int level)
862 {
863 }
864 
865 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
866                           MachineState *machine)
867 {
868     DeviceState *slavio_intctl;
869     unsigned int i;
870     void *nvram;
871     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
872     qemu_irq fdc_tc;
873     unsigned long kernel_size;
874     uint32_t initrd_size;
875     DriveInfo *fd[MAX_FD];
876     FWCfgState *fw_cfg;
877     DeviceState *dev;
878     SysBusDevice *s;
879     unsigned int smp_cpus = machine->smp.cpus;
880     unsigned int max_cpus = machine->smp.max_cpus;
881 
882     /* init CPUs */
883     for(i = 0; i < smp_cpus; i++) {
884         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
885     }
886 
887     for (i = smp_cpus; i < MAX_CPUS; i++)
888         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
889 
890 
891     /* set up devices */
892     ram_init(0, machine->ram_size, hwdef->max_mem);
893     /* models without ECC don't trap when missing ram is accessed */
894     if (!hwdef->ecc_base) {
895         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
896     }
897 
898     prom_init(hwdef->slavio_base, bios_name);
899 
900     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
901                                        hwdef->intctl_base + 0x10000ULL,
902                                        cpu_irqs);
903 
904     for (i = 0; i < 32; i++) {
905         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
906     }
907     for (i = 0; i < MAX_CPUS; i++) {
908         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
909     }
910 
911     if (hwdef->idreg_base) {
912         idreg_init(hwdef->idreg_base);
913     }
914 
915     if (hwdef->afx_base) {
916         afx_init(hwdef->afx_base);
917     }
918 
919     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
920 
921     if (hwdef->iommu_pad_base) {
922         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
923            Software shouldn't use aliased addresses, neither should it crash
924            when does. Using empty_slot instead of aliasing can help with
925            debugging such accesses */
926         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
927     }
928 
929     sparc32_dma_init(hwdef->dma_base,
930                      hwdef->esp_base, slavio_irq[18],
931                      hwdef->le_base, slavio_irq[16]);
932 
933     if (graphic_depth != 8 && graphic_depth != 24) {
934         error_report("Unsupported depth: %d", graphic_depth);
935         exit (1);
936     }
937     if (vga_interface_type != VGA_NONE) {
938         if (vga_interface_type == VGA_CG3) {
939             if (graphic_depth != 8) {
940                 error_report("Unsupported depth: %d", graphic_depth);
941                 exit(1);
942             }
943 
944             if (!(graphic_width == 1024 && graphic_height == 768) &&
945                 !(graphic_width == 1152 && graphic_height == 900)) {
946                 error_report("Unsupported resolution: %d x %d", graphic_width,
947                              graphic_height);
948                 exit(1);
949             }
950 
951             /* sbus irq 5 */
952             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
953                      graphic_width, graphic_height, graphic_depth);
954         } else {
955             /* If no display specified, default to TCX */
956             if (graphic_depth != 8 && graphic_depth != 24) {
957                 error_report("Unsupported depth: %d", graphic_depth);
958                 exit(1);
959             }
960 
961             if (!(graphic_width == 1024 && graphic_height == 768)) {
962                 error_report("Unsupported resolution: %d x %d",
963                              graphic_width, graphic_height);
964                 exit(1);
965             }
966 
967             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
968                      graphic_width, graphic_height, graphic_depth);
969         }
970     }
971 
972     for (i = 0; i < MAX_VSIMMS; i++) {
973         /* vsimm registers probed by OBP */
974         if (hwdef->vsimm[i].reg_base) {
975             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
976         }
977     }
978 
979     if (hwdef->sx_base) {
980         empty_slot_init(hwdef->sx_base, 0x2000);
981     }
982 
983     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
984 
985     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
986 
987     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
988        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
989     dev = qdev_create(NULL, TYPE_ESCC);
990     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
991     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
992     qdev_prop_set_uint32(dev, "it_shift", 1);
993     qdev_prop_set_chr(dev, "chrB", NULL);
994     qdev_prop_set_chr(dev, "chrA", NULL);
995     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
996     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
997     qdev_init_nofail(dev);
998     s = SYS_BUS_DEVICE(dev);
999     sysbus_connect_irq(s, 0, slavio_irq[14]);
1000     sysbus_connect_irq(s, 1, slavio_irq[14]);
1001     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
1002 
1003     dev = qdev_create(NULL, TYPE_ESCC);
1004     qdev_prop_set_uint32(dev, "disabled", 0);
1005     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
1006     qdev_prop_set_uint32(dev, "it_shift", 1);
1007     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
1008     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
1009     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
1010     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
1011     qdev_init_nofail(dev);
1012 
1013     s = SYS_BUS_DEVICE(dev);
1014     sysbus_connect_irq(s, 0, slavio_irq[15]);
1015     sysbus_connect_irq(s, 1,  slavio_irq[15]);
1016     sysbus_mmio_map(s, 0, hwdef->serial_base);
1017 
1018     if (hwdef->apc_base) {
1019         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
1020     }
1021 
1022     if (hwdef->fd_base) {
1023         /* there is zero or one floppy drive */
1024         memset(fd, 0, sizeof(fd));
1025         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1026         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1027                           &fdc_tc);
1028     } else {
1029         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1030     }
1031 
1032     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1033                      slavio_irq[30], fdc_tc);
1034 
1035     if (hwdef->cs_base) {
1036         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1037                              slavio_irq[5]);
1038     }
1039 
1040     if (hwdef->dbri_base) {
1041         /* ISDN chip with attached CS4215 audio codec */
1042         /* prom space */
1043         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1044         /* reg space */
1045         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1046     }
1047 
1048     if (hwdef->bpp_base) {
1049         /* parallel port */
1050         empty_slot_init(hwdef->bpp_base, 0x20);
1051     }
1052 
1053     initrd_size = 0;
1054     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1055                                     machine->initrd_filename,
1056                                     machine->ram_size, &initrd_size);
1057 
1058     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1059                machine->boot_order, machine->ram_size, kernel_size,
1060                graphic_width, graphic_height, graphic_depth,
1061                hwdef->nvram_machine_id, "Sun4m");
1062 
1063     if (hwdef->ecc_base)
1064         ecc_init(hwdef->ecc_base, slavio_irq[28],
1065                  hwdef->ecc_version);
1066 
1067     dev = qdev_create(NULL, TYPE_FW_CFG_MEM);
1068     fw_cfg = FW_CFG(dev);
1069     qdev_prop_set_uint32(dev, "data_width", 1);
1070     qdev_prop_set_bit(dev, "dma_enabled", false);
1071     object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
1072                               OBJECT(fw_cfg), NULL);
1073     qdev_init_nofail(dev);
1074     s = SYS_BUS_DEVICE(dev);
1075     sysbus_mmio_map(s, 0, CFG_ADDR);
1076     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
1077 
1078     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
1079     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1080     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1081     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1082     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1083     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1084     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1085     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1086     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1087     if (machine->kernel_cmdline) {
1088         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1089         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1090                          machine->kernel_cmdline);
1091         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1092         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1093                        strlen(machine->kernel_cmdline) + 1);
1094     } else {
1095         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1096         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1097     }
1098     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1099     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
1100     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1101     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1102 }
1103 
1104 enum {
1105     ss5_id = 32,
1106     vger_id,
1107     lx_id,
1108     ss4_id,
1109     scls_id,
1110     sbook_id,
1111     ss10_id = 64,
1112     ss20_id,
1113     ss600mp_id,
1114 };
1115 
1116 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1117     /* SS-5 */
1118     {
1119         .iommu_base   = 0x10000000,
1120         .iommu_pad_base = 0x10004000,
1121         .iommu_pad_len  = 0x0fffb000,
1122         .tcx_base     = 0x50000000,
1123         .cs_base      = 0x6c000000,
1124         .slavio_base  = 0x70000000,
1125         .ms_kb_base   = 0x71000000,
1126         .serial_base  = 0x71100000,
1127         .nvram_base   = 0x71200000,
1128         .fd_base      = 0x71400000,
1129         .counter_base = 0x71d00000,
1130         .intctl_base  = 0x71e00000,
1131         .idreg_base   = 0x78000000,
1132         .dma_base     = 0x78400000,
1133         .esp_base     = 0x78800000,
1134         .le_base      = 0x78c00000,
1135         .apc_base     = 0x6a000000,
1136         .afx_base     = 0x6e000000,
1137         .aux1_base    = 0x71900000,
1138         .aux2_base    = 0x71910000,
1139         .nvram_machine_id = 0x80,
1140         .machine_id = ss5_id,
1141         .iommu_version = 0x05000000,
1142         .max_mem = 0x10000000,
1143     },
1144     /* SS-10 */
1145     {
1146         .iommu_base   = 0xfe0000000ULL,
1147         .tcx_base     = 0xe20000000ULL,
1148         .slavio_base  = 0xff0000000ULL,
1149         .ms_kb_base   = 0xff1000000ULL,
1150         .serial_base  = 0xff1100000ULL,
1151         .nvram_base   = 0xff1200000ULL,
1152         .fd_base      = 0xff1700000ULL,
1153         .counter_base = 0xff1300000ULL,
1154         .intctl_base  = 0xff1400000ULL,
1155         .idreg_base   = 0xef0000000ULL,
1156         .dma_base     = 0xef0400000ULL,
1157         .esp_base     = 0xef0800000ULL,
1158         .le_base      = 0xef0c00000ULL,
1159         .apc_base     = 0xefa000000ULL, // XXX should not exist
1160         .aux1_base    = 0xff1800000ULL,
1161         .aux2_base    = 0xff1a01000ULL,
1162         .ecc_base     = 0xf00000000ULL,
1163         .ecc_version  = 0x10000000, // version 0, implementation 1
1164         .nvram_machine_id = 0x72,
1165         .machine_id = ss10_id,
1166         .iommu_version = 0x03000000,
1167         .max_mem = 0xf00000000ULL,
1168     },
1169     /* SS-600MP */
1170     {
1171         .iommu_base   = 0xfe0000000ULL,
1172         .tcx_base     = 0xe20000000ULL,
1173         .slavio_base  = 0xff0000000ULL,
1174         .ms_kb_base   = 0xff1000000ULL,
1175         .serial_base  = 0xff1100000ULL,
1176         .nvram_base   = 0xff1200000ULL,
1177         .counter_base = 0xff1300000ULL,
1178         .intctl_base  = 0xff1400000ULL,
1179         .dma_base     = 0xef0081000ULL,
1180         .esp_base     = 0xef0080000ULL,
1181         .le_base      = 0xef0060000ULL,
1182         .apc_base     = 0xefa000000ULL, // XXX should not exist
1183         .aux1_base    = 0xff1800000ULL,
1184         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1185         .ecc_base     = 0xf00000000ULL,
1186         .ecc_version  = 0x00000000, // version 0, implementation 0
1187         .nvram_machine_id = 0x71,
1188         .machine_id = ss600mp_id,
1189         .iommu_version = 0x01000000,
1190         .max_mem = 0xf00000000ULL,
1191     },
1192     /* SS-20 */
1193     {
1194         .iommu_base   = 0xfe0000000ULL,
1195         .tcx_base     = 0xe20000000ULL,
1196         .slavio_base  = 0xff0000000ULL,
1197         .ms_kb_base   = 0xff1000000ULL,
1198         .serial_base  = 0xff1100000ULL,
1199         .nvram_base   = 0xff1200000ULL,
1200         .fd_base      = 0xff1700000ULL,
1201         .counter_base = 0xff1300000ULL,
1202         .intctl_base  = 0xff1400000ULL,
1203         .idreg_base   = 0xef0000000ULL,
1204         .dma_base     = 0xef0400000ULL,
1205         .esp_base     = 0xef0800000ULL,
1206         .le_base      = 0xef0c00000ULL,
1207         .bpp_base     = 0xef4800000ULL,
1208         .apc_base     = 0xefa000000ULL, // XXX should not exist
1209         .aux1_base    = 0xff1800000ULL,
1210         .aux2_base    = 0xff1a01000ULL,
1211         .dbri_base    = 0xee0000000ULL,
1212         .sx_base      = 0xf80000000ULL,
1213         .vsimm        = {
1214             {
1215                 .reg_base  = 0x9c000000ULL,
1216                 .vram_base = 0xfc000000ULL
1217             }, {
1218                 .reg_base  = 0x90000000ULL,
1219                 .vram_base = 0xf0000000ULL
1220             }, {
1221                 .reg_base  = 0x94000000ULL
1222             }, {
1223                 .reg_base  = 0x98000000ULL
1224             }
1225         },
1226         .ecc_base     = 0xf00000000ULL,
1227         .ecc_version  = 0x20000000, // version 0, implementation 2
1228         .nvram_machine_id = 0x72,
1229         .machine_id = ss20_id,
1230         .iommu_version = 0x13000000,
1231         .max_mem = 0xf00000000ULL,
1232     },
1233     /* Voyager */
1234     {
1235         .iommu_base   = 0x10000000,
1236         .tcx_base     = 0x50000000,
1237         .slavio_base  = 0x70000000,
1238         .ms_kb_base   = 0x71000000,
1239         .serial_base  = 0x71100000,
1240         .nvram_base   = 0x71200000,
1241         .fd_base      = 0x71400000,
1242         .counter_base = 0x71d00000,
1243         .intctl_base  = 0x71e00000,
1244         .idreg_base   = 0x78000000,
1245         .dma_base     = 0x78400000,
1246         .esp_base     = 0x78800000,
1247         .le_base      = 0x78c00000,
1248         .apc_base     = 0x71300000, // pmc
1249         .aux1_base    = 0x71900000,
1250         .aux2_base    = 0x71910000,
1251         .nvram_machine_id = 0x80,
1252         .machine_id = vger_id,
1253         .iommu_version = 0x05000000,
1254         .max_mem = 0x10000000,
1255     },
1256     /* LX */
1257     {
1258         .iommu_base   = 0x10000000,
1259         .iommu_pad_base = 0x10004000,
1260         .iommu_pad_len  = 0x0fffb000,
1261         .tcx_base     = 0x50000000,
1262         .slavio_base  = 0x70000000,
1263         .ms_kb_base   = 0x71000000,
1264         .serial_base  = 0x71100000,
1265         .nvram_base   = 0x71200000,
1266         .fd_base      = 0x71400000,
1267         .counter_base = 0x71d00000,
1268         .intctl_base  = 0x71e00000,
1269         .idreg_base   = 0x78000000,
1270         .dma_base     = 0x78400000,
1271         .esp_base     = 0x78800000,
1272         .le_base      = 0x78c00000,
1273         .aux1_base    = 0x71900000,
1274         .aux2_base    = 0x71910000,
1275         .nvram_machine_id = 0x80,
1276         .machine_id = lx_id,
1277         .iommu_version = 0x04000000,
1278         .max_mem = 0x10000000,
1279     },
1280     /* SS-4 */
1281     {
1282         .iommu_base   = 0x10000000,
1283         .tcx_base     = 0x50000000,
1284         .cs_base      = 0x6c000000,
1285         .slavio_base  = 0x70000000,
1286         .ms_kb_base   = 0x71000000,
1287         .serial_base  = 0x71100000,
1288         .nvram_base   = 0x71200000,
1289         .fd_base      = 0x71400000,
1290         .counter_base = 0x71d00000,
1291         .intctl_base  = 0x71e00000,
1292         .idreg_base   = 0x78000000,
1293         .dma_base     = 0x78400000,
1294         .esp_base     = 0x78800000,
1295         .le_base      = 0x78c00000,
1296         .apc_base     = 0x6a000000,
1297         .aux1_base    = 0x71900000,
1298         .aux2_base    = 0x71910000,
1299         .nvram_machine_id = 0x80,
1300         .machine_id = ss4_id,
1301         .iommu_version = 0x05000000,
1302         .max_mem = 0x10000000,
1303     },
1304     /* SPARCClassic */
1305     {
1306         .iommu_base   = 0x10000000,
1307         .tcx_base     = 0x50000000,
1308         .slavio_base  = 0x70000000,
1309         .ms_kb_base   = 0x71000000,
1310         .serial_base  = 0x71100000,
1311         .nvram_base   = 0x71200000,
1312         .fd_base      = 0x71400000,
1313         .counter_base = 0x71d00000,
1314         .intctl_base  = 0x71e00000,
1315         .idreg_base   = 0x78000000,
1316         .dma_base     = 0x78400000,
1317         .esp_base     = 0x78800000,
1318         .le_base      = 0x78c00000,
1319         .apc_base     = 0x6a000000,
1320         .aux1_base    = 0x71900000,
1321         .aux2_base    = 0x71910000,
1322         .nvram_machine_id = 0x80,
1323         .machine_id = scls_id,
1324         .iommu_version = 0x05000000,
1325         .max_mem = 0x10000000,
1326     },
1327     /* SPARCbook */
1328     {
1329         .iommu_base   = 0x10000000,
1330         .tcx_base     = 0x50000000, // XXX
1331         .slavio_base  = 0x70000000,
1332         .ms_kb_base   = 0x71000000,
1333         .serial_base  = 0x71100000,
1334         .nvram_base   = 0x71200000,
1335         .fd_base      = 0x71400000,
1336         .counter_base = 0x71d00000,
1337         .intctl_base  = 0x71e00000,
1338         .idreg_base   = 0x78000000,
1339         .dma_base     = 0x78400000,
1340         .esp_base     = 0x78800000,
1341         .le_base      = 0x78c00000,
1342         .apc_base     = 0x6a000000,
1343         .aux1_base    = 0x71900000,
1344         .aux2_base    = 0x71910000,
1345         .nvram_machine_id = 0x80,
1346         .machine_id = sbook_id,
1347         .iommu_version = 0x05000000,
1348         .max_mem = 0x10000000,
1349     },
1350 };
1351 
1352 /* SPARCstation 5 hardware initialisation */
1353 static void ss5_init(MachineState *machine)
1354 {
1355     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1356 }
1357 
1358 /* SPARCstation 10 hardware initialisation */
1359 static void ss10_init(MachineState *machine)
1360 {
1361     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1362 }
1363 
1364 /* SPARCserver 600MP hardware initialisation */
1365 static void ss600mp_init(MachineState *machine)
1366 {
1367     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1368 }
1369 
1370 /* SPARCstation 20 hardware initialisation */
1371 static void ss20_init(MachineState *machine)
1372 {
1373     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1374 }
1375 
1376 /* SPARCstation Voyager hardware initialisation */
1377 static void vger_init(MachineState *machine)
1378 {
1379     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1380 }
1381 
1382 /* SPARCstation LX hardware initialisation */
1383 static void ss_lx_init(MachineState *machine)
1384 {
1385     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1386 }
1387 
1388 /* SPARCstation 4 hardware initialisation */
1389 static void ss4_init(MachineState *machine)
1390 {
1391     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1392 }
1393 
1394 /* SPARCClassic hardware initialisation */
1395 static void scls_init(MachineState *machine)
1396 {
1397     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1398 }
1399 
1400 /* SPARCbook hardware initialisation */
1401 static void sbook_init(MachineState *machine)
1402 {
1403     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1404 }
1405 
1406 static void ss5_class_init(ObjectClass *oc, void *data)
1407 {
1408     MachineClass *mc = MACHINE_CLASS(oc);
1409 
1410     mc->desc = "Sun4m platform, SPARCstation 5";
1411     mc->init = ss5_init;
1412     mc->block_default_type = IF_SCSI;
1413     mc->is_default = 1;
1414     mc->default_boot_order = "c";
1415     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1416     mc->default_display = "tcx";
1417 }
1418 
1419 static const TypeInfo ss5_type = {
1420     .name = MACHINE_TYPE_NAME("SS-5"),
1421     .parent = TYPE_MACHINE,
1422     .class_init = ss5_class_init,
1423 };
1424 
1425 static void ss10_class_init(ObjectClass *oc, void *data)
1426 {
1427     MachineClass *mc = MACHINE_CLASS(oc);
1428 
1429     mc->desc = "Sun4m platform, SPARCstation 10";
1430     mc->init = ss10_init;
1431     mc->block_default_type = IF_SCSI;
1432     mc->max_cpus = 4;
1433     mc->default_boot_order = "c";
1434     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1435     mc->default_display = "tcx";
1436 }
1437 
1438 static const TypeInfo ss10_type = {
1439     .name = MACHINE_TYPE_NAME("SS-10"),
1440     .parent = TYPE_MACHINE,
1441     .class_init = ss10_class_init,
1442 };
1443 
1444 static void ss600mp_class_init(ObjectClass *oc, void *data)
1445 {
1446     MachineClass *mc = MACHINE_CLASS(oc);
1447 
1448     mc->desc = "Sun4m platform, SPARCserver 600MP";
1449     mc->init = ss600mp_init;
1450     mc->block_default_type = IF_SCSI;
1451     mc->max_cpus = 4;
1452     mc->default_boot_order = "c";
1453     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1454     mc->default_display = "tcx";
1455 }
1456 
1457 static const TypeInfo ss600mp_type = {
1458     .name = MACHINE_TYPE_NAME("SS-600MP"),
1459     .parent = TYPE_MACHINE,
1460     .class_init = ss600mp_class_init,
1461 };
1462 
1463 static void ss20_class_init(ObjectClass *oc, void *data)
1464 {
1465     MachineClass *mc = MACHINE_CLASS(oc);
1466 
1467     mc->desc = "Sun4m platform, SPARCstation 20";
1468     mc->init = ss20_init;
1469     mc->block_default_type = IF_SCSI;
1470     mc->max_cpus = 4;
1471     mc->default_boot_order = "c";
1472     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1473     mc->default_display = "tcx";
1474 }
1475 
1476 static const TypeInfo ss20_type = {
1477     .name = MACHINE_TYPE_NAME("SS-20"),
1478     .parent = TYPE_MACHINE,
1479     .class_init = ss20_class_init,
1480 };
1481 
1482 static void voyager_class_init(ObjectClass *oc, void *data)
1483 {
1484     MachineClass *mc = MACHINE_CLASS(oc);
1485 
1486     mc->desc = "Sun4m platform, SPARCstation Voyager";
1487     mc->init = vger_init;
1488     mc->block_default_type = IF_SCSI;
1489     mc->default_boot_order = "c";
1490     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1491     mc->default_display = "tcx";
1492 }
1493 
1494 static const TypeInfo voyager_type = {
1495     .name = MACHINE_TYPE_NAME("Voyager"),
1496     .parent = TYPE_MACHINE,
1497     .class_init = voyager_class_init,
1498 };
1499 
1500 static void ss_lx_class_init(ObjectClass *oc, void *data)
1501 {
1502     MachineClass *mc = MACHINE_CLASS(oc);
1503 
1504     mc->desc = "Sun4m platform, SPARCstation LX";
1505     mc->init = ss_lx_init;
1506     mc->block_default_type = IF_SCSI;
1507     mc->default_boot_order = "c";
1508     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1509     mc->default_display = "tcx";
1510 }
1511 
1512 static const TypeInfo ss_lx_type = {
1513     .name = MACHINE_TYPE_NAME("LX"),
1514     .parent = TYPE_MACHINE,
1515     .class_init = ss_lx_class_init,
1516 };
1517 
1518 static void ss4_class_init(ObjectClass *oc, void *data)
1519 {
1520     MachineClass *mc = MACHINE_CLASS(oc);
1521 
1522     mc->desc = "Sun4m platform, SPARCstation 4";
1523     mc->init = ss4_init;
1524     mc->block_default_type = IF_SCSI;
1525     mc->default_boot_order = "c";
1526     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1527     mc->default_display = "tcx";
1528 }
1529 
1530 static const TypeInfo ss4_type = {
1531     .name = MACHINE_TYPE_NAME("SS-4"),
1532     .parent = TYPE_MACHINE,
1533     .class_init = ss4_class_init,
1534 };
1535 
1536 static void scls_class_init(ObjectClass *oc, void *data)
1537 {
1538     MachineClass *mc = MACHINE_CLASS(oc);
1539 
1540     mc->desc = "Sun4m platform, SPARCClassic";
1541     mc->init = scls_init;
1542     mc->block_default_type = IF_SCSI;
1543     mc->default_boot_order = "c";
1544     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1545     mc->default_display = "tcx";
1546 }
1547 
1548 static const TypeInfo scls_type = {
1549     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1550     .parent = TYPE_MACHINE,
1551     .class_init = scls_class_init,
1552 };
1553 
1554 static void sbook_class_init(ObjectClass *oc, void *data)
1555 {
1556     MachineClass *mc = MACHINE_CLASS(oc);
1557 
1558     mc->desc = "Sun4m platform, SPARCbook";
1559     mc->init = sbook_init;
1560     mc->block_default_type = IF_SCSI;
1561     mc->default_boot_order = "c";
1562     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1563     mc->default_display = "tcx";
1564 }
1565 
1566 static const TypeInfo sbook_type = {
1567     .name = MACHINE_TYPE_NAME("SPARCbook"),
1568     .parent = TYPE_MACHINE,
1569     .class_init = sbook_class_init,
1570 };
1571 
1572 static void sun4m_register_types(void)
1573 {
1574     type_register_static(&idreg_info);
1575     type_register_static(&afx_info);
1576     type_register_static(&prom_info);
1577     type_register_static(&ram_info);
1578 
1579     type_register_static(&ss5_type);
1580     type_register_static(&ss10_type);
1581     type_register_static(&ss600mp_type);
1582     type_register_static(&ss20_type);
1583     type_register_static(&voyager_type);
1584     type_register_static(&ss_lx_type);
1585     type_register_static(&ss4_type);
1586     type_register_static(&scls_type);
1587     type_register_static(&sbook_type);
1588 }
1589 
1590 type_init(sun4m_register_types)
1591