xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 57b3a7d8)
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/rtc/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/runstate.h"
40 #include "sysemu/sysemu.h"
41 #include "net/net.h"
42 #include "hw/boards.h"
43 #include "hw/scsi/esp.h"
44 #include "hw/nvram/sun_nvram.h"
45 #include "hw/qdev-properties.h"
46 #include "hw/nvram/chrp_nvram.h"
47 #include "hw/nvram/fw_cfg.h"
48 #include "hw/char/escc.h"
49 #include "hw/misc/empty_slot.h"
50 #include "hw/misc/unimp.h"
51 #include "hw/irq.h"
52 #include "hw/loader.h"
53 #include "elf.h"
54 #include "trace.h"
55 #include "qom/object.h"
56 
57 /*
58  * Sun4m architecture was used in the following machines:
59  *
60  * SPARCserver 6xxMP/xx
61  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
62  * SPARCclassic X (4/10)
63  * SPARCstation LX/ZX (4/30)
64  * SPARCstation Voyager
65  * SPARCstation 10/xx, SPARCserver 10/xx
66  * SPARCstation 5, SPARCserver 5
67  * SPARCstation 20/xx, SPARCserver 20
68  * SPARCstation 4
69  *
70  * See for example: http://www.sunhelp.org/faq/sunref1.html
71  */
72 
73 #define KERNEL_LOAD_ADDR     0x00004000
74 #define CMDLINE_ADDR         0x007ff000
75 #define INITRD_LOAD_ADDR     0x00800000
76 #define PROM_SIZE_MAX        (1 * MiB)
77 #define PROM_VADDR           0xffd00000
78 #define PROM_FILENAME        "openbios-sparc32"
79 #define CFG_ADDR             0xd00000510ULL
80 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
81 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
82 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
83 
84 #define MAX_CPUS 16
85 #define MAX_PILS 16
86 #define MAX_VSIMMS 4
87 
88 #define ESCC_CLOCK 4915200
89 
90 struct sun4m_hwdef {
91     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
92     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
93     hwaddr serial_base, fd_base;
94     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
95     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
96     hwaddr bpp_base, dbri_base, sx_base;
97     struct {
98         hwaddr reg_base, vram_base;
99     } vsimm[MAX_VSIMMS];
100     hwaddr ecc_base;
101     uint64_t max_mem;
102     uint32_t ecc_version;
103     uint32_t iommu_version;
104     uint16_t machine_id;
105     uint8_t nvram_machine_id;
106 };
107 
108 const char *fw_cfg_arch_key_name(uint16_t key)
109 {
110     static const struct {
111         uint16_t key;
112         const char *name;
113     } fw_cfg_arch_wellknown_keys[] = {
114         {FW_CFG_SUN4M_DEPTH, "depth"},
115         {FW_CFG_SUN4M_WIDTH, "width"},
116         {FW_CFG_SUN4M_HEIGHT, "height"},
117     };
118 
119     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
120         if (fw_cfg_arch_wellknown_keys[i].key == key) {
121             return fw_cfg_arch_wellknown_keys[i].name;
122         }
123     }
124     return NULL;
125 }
126 
127 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
128                             Error **errp)
129 {
130     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
131 }
132 
133 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
134                        const char *cmdline, const char *boot_devices,
135                        ram_addr_t RAM_size, uint32_t kernel_size,
136                        int width, int height, int depth,
137                        int nvram_machine_id, const char *arch)
138 {
139     unsigned int i;
140     int sysp_end;
141     uint8_t image[0x1ff0];
142     NvramClass *k = NVRAM_GET_CLASS(nvram);
143 
144     memset(image, '\0', sizeof(image));
145 
146     /* OpenBIOS nvram variables partition */
147     sysp_end = chrp_nvram_create_system_partition(image, 0, 0x1fd0);
148 
149     /* Free space partition */
150     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
151 
152     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
153                     nvram_machine_id);
154 
155     for (i = 0; i < sizeof(image); i++) {
156         (k->write)(nvram, i, image[i]);
157     }
158 }
159 
160 void cpu_check_irqs(CPUSPARCState *env)
161 {
162     CPUState *cs;
163 
164     /* We should be holding the BQL before we mess with IRQs */
165     g_assert(qemu_mutex_iothread_locked());
166 
167     if (env->pil_in && (env->interrupt_index == 0 ||
168                         (env->interrupt_index & ~15) == TT_EXTINT)) {
169         unsigned int i;
170 
171         for (i = 15; i > 0; i--) {
172             if (env->pil_in & (1 << i)) {
173                 int old_interrupt = env->interrupt_index;
174 
175                 env->interrupt_index = TT_EXTINT | i;
176                 if (old_interrupt != env->interrupt_index) {
177                     cs = env_cpu(env);
178                     trace_sun4m_cpu_interrupt(i);
179                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
180                 }
181                 break;
182             }
183         }
184     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
185         cs = env_cpu(env);
186         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
187         env->interrupt_index = 0;
188         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
189     }
190 }
191 
192 static void cpu_kick_irq(SPARCCPU *cpu)
193 {
194     CPUSPARCState *env = &cpu->env;
195     CPUState *cs = CPU(cpu);
196 
197     cs->halted = 0;
198     cpu_check_irqs(env);
199     qemu_cpu_kick(cs);
200 }
201 
202 static void cpu_set_irq(void *opaque, int irq, int level)
203 {
204     SPARCCPU *cpu = opaque;
205     CPUSPARCState *env = &cpu->env;
206 
207     if (level) {
208         trace_sun4m_cpu_set_irq_raise(irq);
209         env->pil_in |= 1 << irq;
210         cpu_kick_irq(cpu);
211     } else {
212         trace_sun4m_cpu_set_irq_lower(irq);
213         env->pil_in &= ~(1 << irq);
214         cpu_check_irqs(env);
215     }
216 }
217 
218 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
219 {
220 }
221 
222 static void sun4m_cpu_reset(void *opaque)
223 {
224     SPARCCPU *cpu = opaque;
225     CPUState *cs = CPU(cpu);
226 
227     cpu_reset(cs);
228 }
229 
230 static void cpu_halt_signal(void *opaque, int irq, int level)
231 {
232     if (level && current_cpu) {
233         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
234     }
235 }
236 
237 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
238 {
239     return addr - 0xf0000000ULL;
240 }
241 
242 static unsigned long sun4m_load_kernel(const char *kernel_filename,
243                                        const char *initrd_filename,
244                                        ram_addr_t RAM_size,
245                                        uint32_t *initrd_size)
246 {
247     int linux_boot;
248     unsigned int i;
249     long kernel_size;
250     uint8_t *ptr;
251 
252     linux_boot = (kernel_filename != NULL);
253 
254     kernel_size = 0;
255     if (linux_boot) {
256         int bswap_needed;
257 
258 #ifdef BSWAP_NEEDED
259         bswap_needed = 1;
260 #else
261         bswap_needed = 0;
262 #endif
263         kernel_size = load_elf(kernel_filename, NULL,
264                                translate_kernel_address, NULL,
265                                NULL, NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
266         if (kernel_size < 0)
267             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
268                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
269                                     TARGET_PAGE_SIZE);
270         if (kernel_size < 0)
271             kernel_size = load_image_targphys(kernel_filename,
272                                               KERNEL_LOAD_ADDR,
273                                               RAM_size - KERNEL_LOAD_ADDR);
274         if (kernel_size < 0) {
275             error_report("could not load kernel '%s'", kernel_filename);
276             exit(1);
277         }
278 
279         /* load initrd */
280         *initrd_size = 0;
281         if (initrd_filename) {
282             *initrd_size = load_image_targphys(initrd_filename,
283                                                INITRD_LOAD_ADDR,
284                                                RAM_size - INITRD_LOAD_ADDR);
285             if ((int)*initrd_size < 0) {
286                 error_report("could not load initial ram disk '%s'",
287                              initrd_filename);
288                 exit(1);
289             }
290         }
291         if (*initrd_size > 0) {
292             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
293                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
294                 if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
295                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
296                     stl_p(ptr + 20, *initrd_size);
297                     break;
298                 }
299             }
300         }
301     }
302     return kernel_size;
303 }
304 
305 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
306 {
307     DeviceState *dev;
308     SysBusDevice *s;
309 
310     dev = qdev_new(TYPE_SUN4M_IOMMU);
311     qdev_prop_set_uint32(dev, "version", version);
312     s = SYS_BUS_DEVICE(dev);
313     sysbus_realize_and_unref(s, &error_fatal);
314     sysbus_connect_irq(s, 0, irq);
315     sysbus_mmio_map(s, 0, addr);
316 
317     return s;
318 }
319 
320 static void *sparc32_dma_init(hwaddr dma_base,
321                               hwaddr esp_base, qemu_irq espdma_irq,
322                               hwaddr le_base, qemu_irq ledma_irq, NICInfo *nd)
323 {
324     DeviceState *dma;
325     ESPDMADeviceState *espdma;
326     LEDMADeviceState *ledma;
327     SysBusESPState *esp;
328     SysBusPCNetState *lance;
329 
330     dma = qdev_new(TYPE_SPARC32_DMA);
331     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
332                                    OBJECT(dma), "espdma"));
333     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
334 
335     esp = ESP(object_resolve_path_component(OBJECT(espdma), "esp"));
336 
337     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
338                                  OBJECT(dma), "ledma"));
339     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
340 
341     lance = SYSBUS_PCNET(object_resolve_path_component(
342                          OBJECT(ledma), "lance"));
343     qdev_set_nic_properties(DEVICE(lance), nd);
344 
345     sysbus_realize_and_unref(SYS_BUS_DEVICE(dma), &error_fatal);
346     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
347 
348     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
349     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
350 
351     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
352 
353     return dma;
354 }
355 
356 static DeviceState *slavio_intctl_init(hwaddr addr,
357                                        hwaddr addrg,
358                                        qemu_irq **parent_irq)
359 {
360     DeviceState *dev;
361     SysBusDevice *s;
362     unsigned int i, j;
363 
364     dev = qdev_new("slavio_intctl");
365 
366     s = SYS_BUS_DEVICE(dev);
367     sysbus_realize_and_unref(s, &error_fatal);
368 
369     for (i = 0; i < MAX_CPUS; i++) {
370         for (j = 0; j < MAX_PILS; j++) {
371             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
372         }
373     }
374     sysbus_mmio_map(s, 0, addrg);
375     for (i = 0; i < MAX_CPUS; i++) {
376         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
377     }
378 
379     return dev;
380 }
381 
382 #define SYS_TIMER_OFFSET      0x10000ULL
383 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
384 
385 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
386                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
387 {
388     DeviceState *dev;
389     SysBusDevice *s;
390     unsigned int i;
391 
392     dev = qdev_new("slavio_timer");
393     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
394     s = SYS_BUS_DEVICE(dev);
395     sysbus_realize_and_unref(s, &error_fatal);
396     sysbus_connect_irq(s, 0, master_irq);
397     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
398 
399     for (i = 0; i < MAX_CPUS; i++) {
400         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
401         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
402     }
403 }
404 
405 static qemu_irq  slavio_system_powerdown;
406 
407 static void slavio_powerdown_req(Notifier *n, void *opaque)
408 {
409     qemu_irq_raise(slavio_system_powerdown);
410 }
411 
412 static Notifier slavio_system_powerdown_notifier = {
413     .notify = slavio_powerdown_req
414 };
415 
416 #define MISC_LEDS 0x01600000
417 #define MISC_CFG  0x01800000
418 #define MISC_DIAG 0x01a00000
419 #define MISC_MDM  0x01b00000
420 #define MISC_SYS  0x01f00000
421 
422 static void slavio_misc_init(hwaddr base,
423                              hwaddr aux1_base,
424                              hwaddr aux2_base, qemu_irq irq,
425                              qemu_irq fdc_tc)
426 {
427     DeviceState *dev;
428     SysBusDevice *s;
429 
430     dev = qdev_new("slavio_misc");
431     s = SYS_BUS_DEVICE(dev);
432     sysbus_realize_and_unref(s, &error_fatal);
433     if (base) {
434         /* 8 bit registers */
435         /* Slavio control */
436         sysbus_mmio_map(s, 0, base + MISC_CFG);
437         /* Diagnostics */
438         sysbus_mmio_map(s, 1, base + MISC_DIAG);
439         /* Modem control */
440         sysbus_mmio_map(s, 2, base + MISC_MDM);
441         /* 16 bit registers */
442         /* ss600mp diag LEDs */
443         sysbus_mmio_map(s, 3, base + MISC_LEDS);
444         /* 32 bit registers */
445         /* System control */
446         sysbus_mmio_map(s, 4, base + MISC_SYS);
447     }
448     if (aux1_base) {
449         /* AUX 1 (Misc System Functions) */
450         sysbus_mmio_map(s, 5, aux1_base);
451     }
452     if (aux2_base) {
453         /* AUX 2 (Software Powerdown Control) */
454         sysbus_mmio_map(s, 6, aux2_base);
455     }
456     sysbus_connect_irq(s, 0, irq);
457     sysbus_connect_irq(s, 1, fdc_tc);
458     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
459     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
460 }
461 
462 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
463 {
464     DeviceState *dev;
465     SysBusDevice *s;
466 
467     dev = qdev_new("eccmemctl");
468     qdev_prop_set_uint32(dev, "version", version);
469     s = SYS_BUS_DEVICE(dev);
470     sysbus_realize_and_unref(s, &error_fatal);
471     sysbus_connect_irq(s, 0, irq);
472     sysbus_mmio_map(s, 0, base);
473     if (version == 0) { // SS-600MP only
474         sysbus_mmio_map(s, 1, base + 0x1000);
475     }
476 }
477 
478 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
479 {
480     DeviceState *dev;
481     SysBusDevice *s;
482 
483     dev = qdev_new("apc");
484     s = SYS_BUS_DEVICE(dev);
485     sysbus_realize_and_unref(s, &error_fatal);
486     /* Power management (APC) XXX: not a Slavio device */
487     sysbus_mmio_map(s, 0, power_base);
488     sysbus_connect_irq(s, 0, cpu_halt);
489 }
490 
491 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
492                      int height, int depth)
493 {
494     DeviceState *dev;
495     SysBusDevice *s;
496 
497     dev = qdev_new("SUNW,tcx");
498     qdev_prop_set_uint32(dev, "vram_size", vram_size);
499     qdev_prop_set_uint16(dev, "width", width);
500     qdev_prop_set_uint16(dev, "height", height);
501     qdev_prop_set_uint16(dev, "depth", depth);
502     s = SYS_BUS_DEVICE(dev);
503     sysbus_realize_and_unref(s, &error_fatal);
504 
505     /* 10/ROM : FCode ROM */
506     sysbus_mmio_map(s, 0, addr);
507     /* 2/STIP : Stipple */
508     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
509     /* 3/BLIT : Blitter */
510     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
511     /* 5/RSTIP : Raw Stipple */
512     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
513     /* 6/RBLIT : Raw Blitter */
514     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
515     /* 7/TEC : Transform Engine */
516     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
517     /* 8/CMAP  : DAC */
518     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
519     /* 9/THC : */
520     if (depth == 8) {
521         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
522     } else {
523         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
524     }
525     /* 11/DHC : */
526     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
527     /* 12/ALT : */
528     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
529     /* 0/DFB8 : 8-bit plane */
530     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
531     /* 1/DFB24 : 24bit plane */
532     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
533     /* 4/RDFB32: Raw framebuffer. Control plane */
534     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
535     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
536     if (depth == 8) {
537         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
538     }
539 
540     sysbus_connect_irq(s, 0, irq);
541 }
542 
543 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
544                      int height, int depth)
545 {
546     DeviceState *dev;
547     SysBusDevice *s;
548 
549     dev = qdev_new("cgthree");
550     qdev_prop_set_uint32(dev, "vram-size", vram_size);
551     qdev_prop_set_uint16(dev, "width", width);
552     qdev_prop_set_uint16(dev, "height", height);
553     qdev_prop_set_uint16(dev, "depth", depth);
554     s = SYS_BUS_DEVICE(dev);
555     sysbus_realize_and_unref(s, &error_fatal);
556 
557     /* FCode ROM */
558     sysbus_mmio_map(s, 0, addr);
559     /* DAC */
560     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
561     /* 8-bit plane */
562     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
563 
564     sysbus_connect_irq(s, 0, irq);
565 }
566 
567 /* NCR89C100/MACIO Internal ID register */
568 
569 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
570 
571 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
572 
573 static void idreg_init(hwaddr addr)
574 {
575     DeviceState *dev;
576     SysBusDevice *s;
577 
578     dev = qdev_new(TYPE_MACIO_ID_REGISTER);
579     s = SYS_BUS_DEVICE(dev);
580     sysbus_realize_and_unref(s, &error_fatal);
581 
582     sysbus_mmio_map(s, 0, addr);
583     address_space_write_rom(&address_space_memory, addr,
584                             MEMTXATTRS_UNSPECIFIED,
585                             idreg_data, sizeof(idreg_data));
586 }
587 
588 OBJECT_DECLARE_SIMPLE_TYPE(IDRegState, MACIO_ID_REGISTER)
589 
590 struct IDRegState {
591     SysBusDevice parent_obj;
592 
593     MemoryRegion mem;
594 };
595 
596 static void idreg_realize(DeviceState *ds, Error **errp)
597 {
598     IDRegState *s = MACIO_ID_REGISTER(ds);
599     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
600     Error *local_err = NULL;
601 
602     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
603                                      sizeof(idreg_data), &local_err);
604     if (local_err) {
605         error_propagate(errp, local_err);
606         return;
607     }
608 
609     vmstate_register_ram_global(&s->mem);
610     memory_region_set_readonly(&s->mem, true);
611     sysbus_init_mmio(dev, &s->mem);
612 }
613 
614 static void idreg_class_init(ObjectClass *oc, void *data)
615 {
616     DeviceClass *dc = DEVICE_CLASS(oc);
617 
618     dc->realize = idreg_realize;
619 }
620 
621 static const TypeInfo idreg_info = {
622     .name          = TYPE_MACIO_ID_REGISTER,
623     .parent        = TYPE_SYS_BUS_DEVICE,
624     .instance_size = sizeof(IDRegState),
625     .class_init    = idreg_class_init,
626 };
627 
628 #define TYPE_TCX_AFX "tcx_afx"
629 OBJECT_DECLARE_SIMPLE_TYPE(AFXState, TCX_AFX)
630 
631 struct AFXState {
632     SysBusDevice parent_obj;
633 
634     MemoryRegion mem;
635 };
636 
637 /* SS-5 TCX AFX register */
638 static void afx_init(hwaddr addr)
639 {
640     DeviceState *dev;
641     SysBusDevice *s;
642 
643     dev = qdev_new(TYPE_TCX_AFX);
644     s = SYS_BUS_DEVICE(dev);
645     sysbus_realize_and_unref(s, &error_fatal);
646 
647     sysbus_mmio_map(s, 0, addr);
648 }
649 
650 static void afx_realize(DeviceState *ds, Error **errp)
651 {
652     AFXState *s = TCX_AFX(ds);
653     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
654     Error *local_err = NULL;
655 
656     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
657                                      &local_err);
658     if (local_err) {
659         error_propagate(errp, local_err);
660         return;
661     }
662 
663     vmstate_register_ram_global(&s->mem);
664     sysbus_init_mmio(dev, &s->mem);
665 }
666 
667 static void afx_class_init(ObjectClass *oc, void *data)
668 {
669     DeviceClass *dc = DEVICE_CLASS(oc);
670 
671     dc->realize = afx_realize;
672 }
673 
674 static const TypeInfo afx_info = {
675     .name          = TYPE_TCX_AFX,
676     .parent        = TYPE_SYS_BUS_DEVICE,
677     .instance_size = sizeof(AFXState),
678     .class_init    = afx_class_init,
679 };
680 
681 #define TYPE_OPENPROM "openprom"
682 typedef struct PROMState PROMState;
683 DECLARE_INSTANCE_CHECKER(PROMState, OPENPROM,
684                          TYPE_OPENPROM)
685 
686 struct PROMState {
687     SysBusDevice parent_obj;
688 
689     MemoryRegion prom;
690 };
691 
692 /* Boot PROM (OpenBIOS) */
693 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
694 {
695     hwaddr *base_addr = (hwaddr *)opaque;
696     return addr + *base_addr - PROM_VADDR;
697 }
698 
699 static void prom_init(hwaddr addr, const char *bios_name)
700 {
701     DeviceState *dev;
702     SysBusDevice *s;
703     char *filename;
704     int ret;
705 
706     dev = qdev_new(TYPE_OPENPROM);
707     s = SYS_BUS_DEVICE(dev);
708     sysbus_realize_and_unref(s, &error_fatal);
709 
710     sysbus_mmio_map(s, 0, addr);
711 
712     /* load boot prom */
713     if (bios_name == NULL) {
714         bios_name = PROM_FILENAME;
715     }
716     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
717     if (filename) {
718         ret = load_elf(filename, NULL,
719                        translate_prom_address, &addr, NULL,
720                        NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
721         if (ret < 0 || ret > PROM_SIZE_MAX) {
722             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
723         }
724         g_free(filename);
725     } else {
726         ret = -1;
727     }
728     if (ret < 0 || ret > PROM_SIZE_MAX) {
729         error_report("could not load prom '%s'", bios_name);
730         exit(1);
731     }
732 }
733 
734 static void prom_realize(DeviceState *ds, Error **errp)
735 {
736     PROMState *s = OPENPROM(ds);
737     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
738     Error *local_err = NULL;
739 
740     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
741                                      PROM_SIZE_MAX, &local_err);
742     if (local_err) {
743         error_propagate(errp, local_err);
744         return;
745     }
746 
747     vmstate_register_ram_global(&s->prom);
748     memory_region_set_readonly(&s->prom, true);
749     sysbus_init_mmio(dev, &s->prom);
750 }
751 
752 static Property prom_properties[] = {
753     {/* end of property list */},
754 };
755 
756 static void prom_class_init(ObjectClass *klass, void *data)
757 {
758     DeviceClass *dc = DEVICE_CLASS(klass);
759 
760     device_class_set_props(dc, prom_properties);
761     dc->realize = prom_realize;
762 }
763 
764 static const TypeInfo prom_info = {
765     .name          = TYPE_OPENPROM,
766     .parent        = TYPE_SYS_BUS_DEVICE,
767     .instance_size = sizeof(PROMState),
768     .class_init    = prom_class_init,
769 };
770 
771 #define TYPE_SUN4M_MEMORY "memory"
772 typedef struct RamDevice RamDevice;
773 DECLARE_INSTANCE_CHECKER(RamDevice, SUN4M_RAM,
774                          TYPE_SUN4M_MEMORY)
775 
776 struct RamDevice {
777     SysBusDevice parent_obj;
778     HostMemoryBackend *memdev;
779 };
780 
781 /* System RAM */
782 static void ram_realize(DeviceState *dev, Error **errp)
783 {
784     RamDevice *d = SUN4M_RAM(dev);
785     MemoryRegion *ram = host_memory_backend_get_memory(d->memdev);
786 
787     sysbus_init_mmio(SYS_BUS_DEVICE(dev), ram);
788 }
789 
790 static void ram_initfn(Object *obj)
791 {
792     RamDevice *d = SUN4M_RAM(obj);
793     object_property_add_link(obj, "memdev", TYPE_MEMORY_BACKEND,
794                              (Object **)&d->memdev,
795                              object_property_allow_set_link,
796                              OBJ_PROP_LINK_STRONG);
797     object_property_set_description(obj, "memdev", "Set RAM backend"
798                                     "Valid value is ID of a hostmem backend");
799 }
800 
801 static void ram_class_init(ObjectClass *klass, void *data)
802 {
803     DeviceClass *dc = DEVICE_CLASS(klass);
804 
805     dc->realize = ram_realize;
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     .instance_init = ram_initfn,
813     .class_init    = ram_class_init,
814 };
815 
816 static void cpu_devinit(const char *cpu_type, unsigned int id,
817                         uint64_t prom_addr, qemu_irq **cpu_irqs)
818 {
819     SPARCCPU *cpu;
820     CPUSPARCState *env;
821 
822     cpu = SPARC_CPU(object_new(cpu_type));
823     env = &cpu->env;
824 
825     cpu_sparc_set_id(env, id);
826     qemu_register_reset(sun4m_cpu_reset, cpu);
827     object_property_set_bool(OBJECT(cpu), "start-powered-off", id != 0,
828                              &error_fatal);
829     qdev_realize_and_unref(DEVICE(cpu), NULL, &error_fatal);
830     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
831     env->prom_addr = prom_addr;
832 }
833 
834 static void dummy_fdc_tc(void *opaque, int irq, int level)
835 {
836 }
837 
838 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
839                           MachineState *machine)
840 {
841     DeviceState *slavio_intctl;
842     unsigned int i;
843     Nvram *nvram;
844     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
845     qemu_irq fdc_tc;
846     unsigned long kernel_size;
847     uint32_t initrd_size;
848     DriveInfo *fd[MAX_FD];
849     FWCfgState *fw_cfg;
850     DeviceState *dev;
851     SysBusDevice *s;
852     unsigned int smp_cpus = machine->smp.cpus;
853     unsigned int max_cpus = machine->smp.max_cpus;
854     Object *ram_memdev = object_resolve_path_type(machine->ram_memdev_id,
855                                                   TYPE_MEMORY_BACKEND, NULL);
856     NICInfo *nd = &nd_table[0];
857 
858     if (machine->ram_size > hwdef->max_mem) {
859         error_report("Too much memory for this machine: %" PRId64 ","
860                      " maximum %" PRId64,
861                      machine->ram_size / MiB, hwdef->max_mem / MiB);
862         exit(1);
863     }
864 
865     /* init CPUs */
866     for(i = 0; i < smp_cpus; i++) {
867         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
868     }
869 
870     for (i = smp_cpus; i < MAX_CPUS; i++)
871         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
872 
873     /* Create and map RAM frontend */
874     dev = qdev_new("memory");
875     object_property_set_link(OBJECT(dev), "memdev", ram_memdev, &error_fatal);
876     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
877     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0);
878 
879     /* models without ECC don't trap when missing ram is accessed */
880     if (!hwdef->ecc_base) {
881         empty_slot_init("ecc", machine->ram_size,
882                         hwdef->max_mem - machine->ram_size);
883     }
884 
885     prom_init(hwdef->slavio_base, bios_name);
886 
887     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
888                                        hwdef->intctl_base + 0x10000ULL,
889                                        cpu_irqs);
890 
891     for (i = 0; i < 32; i++) {
892         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
893     }
894     for (i = 0; i < MAX_CPUS; i++) {
895         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
896     }
897 
898     if (hwdef->idreg_base) {
899         idreg_init(hwdef->idreg_base);
900     }
901 
902     if (hwdef->afx_base) {
903         afx_init(hwdef->afx_base);
904     }
905 
906     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
907 
908     if (hwdef->iommu_pad_base) {
909         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
910            Software shouldn't use aliased addresses, neither should it crash
911            when does. Using empty_slot instead of aliasing can help with
912            debugging such accesses */
913         empty_slot_init("iommu.alias",
914                         hwdef->iommu_pad_base, hwdef->iommu_pad_len);
915     }
916 
917     qemu_check_nic_model(nd, TYPE_LANCE);
918     sparc32_dma_init(hwdef->dma_base,
919                      hwdef->esp_base, slavio_irq[18],
920                      hwdef->le_base, slavio_irq[16], nd);
921 
922     if (graphic_depth != 8 && graphic_depth != 24) {
923         error_report("Unsupported depth: %d", graphic_depth);
924         exit (1);
925     }
926     if (vga_interface_type != VGA_NONE) {
927         if (vga_interface_type == VGA_CG3) {
928             if (graphic_depth != 8) {
929                 error_report("Unsupported depth: %d", graphic_depth);
930                 exit(1);
931             }
932 
933             if (!(graphic_width == 1024 && graphic_height == 768) &&
934                 !(graphic_width == 1152 && graphic_height == 900)) {
935                 error_report("Unsupported resolution: %d x %d", graphic_width,
936                              graphic_height);
937                 exit(1);
938             }
939 
940             /* sbus irq 5 */
941             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
942                      graphic_width, graphic_height, graphic_depth);
943         } else {
944             /* If no display specified, default to TCX */
945             if (graphic_depth != 8 && graphic_depth != 24) {
946                 error_report("Unsupported depth: %d", graphic_depth);
947                 exit(1);
948             }
949 
950             if (!(graphic_width == 1024 && graphic_height == 768)) {
951                 error_report("Unsupported resolution: %d x %d",
952                              graphic_width, graphic_height);
953                 exit(1);
954             }
955 
956             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
957                      graphic_width, graphic_height, graphic_depth);
958         }
959     }
960 
961     for (i = 0; i < MAX_VSIMMS; i++) {
962         /* vsimm registers probed by OBP */
963         if (hwdef->vsimm[i].reg_base) {
964             char *name = g_strdup_printf("vsimm[%d]", i);
965             empty_slot_init(name, hwdef->vsimm[i].reg_base, 0x2000);
966             g_free(name);
967         }
968     }
969 
970     if (hwdef->sx_base) {
971         create_unimplemented_device("SUNW,sx", hwdef->sx_base, 0x2000);
972     }
973 
974     dev = qdev_new("sysbus-m48t08");
975     qdev_prop_set_int32(dev, "base-year", 1968);
976     s = SYS_BUS_DEVICE(dev);
977     sysbus_realize_and_unref(s, &error_fatal);
978     sysbus_connect_irq(s, 0, slavio_irq[0]);
979     sysbus_mmio_map(s, 0, hwdef->nvram_base);
980     nvram = NVRAM(dev);
981 
982     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
983 
984     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
985        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
986     dev = qdev_new(TYPE_ESCC);
987     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
988     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
989     qdev_prop_set_uint32(dev, "it_shift", 1);
990     qdev_prop_set_chr(dev, "chrB", NULL);
991     qdev_prop_set_chr(dev, "chrA", NULL);
992     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
993     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
994     s = SYS_BUS_DEVICE(dev);
995     sysbus_realize_and_unref(s, &error_fatal);
996     sysbus_connect_irq(s, 0, slavio_irq[14]);
997     sysbus_connect_irq(s, 1, slavio_irq[14]);
998     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
999 
1000     dev = qdev_new(TYPE_ESCC);
1001     qdev_prop_set_uint32(dev, "disabled", 0);
1002     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
1003     qdev_prop_set_uint32(dev, "it_shift", 1);
1004     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
1005     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
1006     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
1007     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
1008 
1009     s = SYS_BUS_DEVICE(dev);
1010     sysbus_realize_and_unref(s, &error_fatal);
1011     sysbus_connect_irq(s, 0, slavio_irq[15]);
1012     sysbus_connect_irq(s, 1,  slavio_irq[15]);
1013     sysbus_mmio_map(s, 0, hwdef->serial_base);
1014 
1015     if (hwdef->apc_base) {
1016         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
1017     }
1018 
1019     if (hwdef->fd_base) {
1020         /* there is zero or one floppy drive */
1021         memset(fd, 0, sizeof(fd));
1022         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1023         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1024                           &fdc_tc);
1025     } else {
1026         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1027     }
1028 
1029     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1030                      slavio_irq[30], fdc_tc);
1031 
1032     if (hwdef->cs_base) {
1033         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1034                              slavio_irq[5]);
1035     }
1036 
1037     if (hwdef->dbri_base) {
1038         /* ISDN chip with attached CS4215 audio codec */
1039         /* prom space */
1040         create_unimplemented_device("SUNW,DBRI.prom",
1041                                     hwdef->dbri_base + 0x1000, 0x30);
1042         /* reg space */
1043         create_unimplemented_device("SUNW,DBRI",
1044                                     hwdef->dbri_base + 0x10000, 0x100);
1045     }
1046 
1047     if (hwdef->bpp_base) {
1048         /* parallel port */
1049         create_unimplemented_device("SUNW,bpp", hwdef->bpp_base, 0x20);
1050     }
1051 
1052     initrd_size = 0;
1053     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1054                                     machine->initrd_filename,
1055                                     machine->ram_size, &initrd_size);
1056 
1057     nvram_init(nvram, (uint8_t *)&nd->macaddr, machine->kernel_cmdline,
1058                machine->boot_order, machine->ram_size, kernel_size,
1059                graphic_width, graphic_height, graphic_depth,
1060                hwdef->nvram_machine_id, "Sun4m");
1061 
1062     if (hwdef->ecc_base)
1063         ecc_init(hwdef->ecc_base, slavio_irq[28],
1064                  hwdef->ecc_version);
1065 
1066     dev = qdev_new(TYPE_FW_CFG_MEM);
1067     fw_cfg = FW_CFG(dev);
1068     qdev_prop_set_uint32(dev, "data_width", 1);
1069     qdev_prop_set_bit(dev, "dma_enabled", false);
1070     object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
1071                               OBJECT(fw_cfg));
1072     s = SYS_BUS_DEVICE(dev);
1073     sysbus_realize_and_unref(s, &error_fatal);
1074     sysbus_mmio_map(s, 0, CFG_ADDR);
1075     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
1076 
1077     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
1078     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1079     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size);
1080     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1081     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1082     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1083     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1084     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1085     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1086     if (machine->kernel_cmdline) {
1087         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1088         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1089                          machine->kernel_cmdline);
1090         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1091         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1092                        strlen(machine->kernel_cmdline) + 1);
1093     } else {
1094         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1095         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1096     }
1097     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1098     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
1099     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1100     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1101 }
1102 
1103 enum {
1104     ss5_id = 32,
1105     vger_id,
1106     lx_id,
1107     ss4_id,
1108     scls_id,
1109     sbook_id,
1110     ss10_id = 64,
1111     ss20_id,
1112     ss600mp_id,
1113 };
1114 
1115 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1116     /* SS-5 */
1117     {
1118         .iommu_base   = 0x10000000,
1119         .iommu_pad_base = 0x10004000,
1120         .iommu_pad_len  = 0x0fffb000,
1121         .tcx_base     = 0x50000000,
1122         .cs_base      = 0x6c000000,
1123         .slavio_base  = 0x70000000,
1124         .ms_kb_base   = 0x71000000,
1125         .serial_base  = 0x71100000,
1126         .nvram_base   = 0x71200000,
1127         .fd_base      = 0x71400000,
1128         .counter_base = 0x71d00000,
1129         .intctl_base  = 0x71e00000,
1130         .idreg_base   = 0x78000000,
1131         .dma_base     = 0x78400000,
1132         .esp_base     = 0x78800000,
1133         .le_base      = 0x78c00000,
1134         .apc_base     = 0x6a000000,
1135         .afx_base     = 0x6e000000,
1136         .aux1_base    = 0x71900000,
1137         .aux2_base    = 0x71910000,
1138         .nvram_machine_id = 0x80,
1139         .machine_id = ss5_id,
1140         .iommu_version = 0x05000000,
1141         .max_mem = 0x10000000,
1142     },
1143     /* SS-10 */
1144     {
1145         .iommu_base   = 0xfe0000000ULL,
1146         .tcx_base     = 0xe20000000ULL,
1147         .slavio_base  = 0xff0000000ULL,
1148         .ms_kb_base   = 0xff1000000ULL,
1149         .serial_base  = 0xff1100000ULL,
1150         .nvram_base   = 0xff1200000ULL,
1151         .fd_base      = 0xff1700000ULL,
1152         .counter_base = 0xff1300000ULL,
1153         .intctl_base  = 0xff1400000ULL,
1154         .idreg_base   = 0xef0000000ULL,
1155         .dma_base     = 0xef0400000ULL,
1156         .esp_base     = 0xef0800000ULL,
1157         .le_base      = 0xef0c00000ULL,
1158         .apc_base     = 0xefa000000ULL, // XXX should not exist
1159         .aux1_base    = 0xff1800000ULL,
1160         .aux2_base    = 0xff1a01000ULL,
1161         .ecc_base     = 0xf00000000ULL,
1162         .ecc_version  = 0x10000000, // version 0, implementation 1
1163         .nvram_machine_id = 0x72,
1164         .machine_id = ss10_id,
1165         .iommu_version = 0x03000000,
1166         .max_mem = 0xf00000000ULL,
1167     },
1168     /* SS-600MP */
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         .counter_base = 0xff1300000ULL,
1177         .intctl_base  = 0xff1400000ULL,
1178         .dma_base     = 0xef0081000ULL,
1179         .esp_base     = 0xef0080000ULL,
1180         .le_base      = 0xef0060000ULL,
1181         .apc_base     = 0xefa000000ULL, // XXX should not exist
1182         .aux1_base    = 0xff1800000ULL,
1183         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1184         .ecc_base     = 0xf00000000ULL,
1185         .ecc_version  = 0x00000000, // version 0, implementation 0
1186         .nvram_machine_id = 0x71,
1187         .machine_id = ss600mp_id,
1188         .iommu_version = 0x01000000,
1189         .max_mem = 0xf00000000ULL,
1190     },
1191     /* SS-20 */
1192     {
1193         .iommu_base   = 0xfe0000000ULL,
1194         .tcx_base     = 0xe20000000ULL,
1195         .slavio_base  = 0xff0000000ULL,
1196         .ms_kb_base   = 0xff1000000ULL,
1197         .serial_base  = 0xff1100000ULL,
1198         .nvram_base   = 0xff1200000ULL,
1199         .fd_base      = 0xff1700000ULL,
1200         .counter_base = 0xff1300000ULL,
1201         .intctl_base  = 0xff1400000ULL,
1202         .idreg_base   = 0xef0000000ULL,
1203         .dma_base     = 0xef0400000ULL,
1204         .esp_base     = 0xef0800000ULL,
1205         .le_base      = 0xef0c00000ULL,
1206         .bpp_base     = 0xef4800000ULL,
1207         .apc_base     = 0xefa000000ULL, // XXX should not exist
1208         .aux1_base    = 0xff1800000ULL,
1209         .aux2_base    = 0xff1a01000ULL,
1210         .dbri_base    = 0xee0000000ULL,
1211         .sx_base      = 0xf80000000ULL,
1212         .vsimm        = {
1213             {
1214                 .reg_base  = 0x9c000000ULL,
1215                 .vram_base = 0xfc000000ULL
1216             }, {
1217                 .reg_base  = 0x90000000ULL,
1218                 .vram_base = 0xf0000000ULL
1219             }, {
1220                 .reg_base  = 0x94000000ULL
1221             }, {
1222                 .reg_base  = 0x98000000ULL
1223             }
1224         },
1225         .ecc_base     = 0xf00000000ULL,
1226         .ecc_version  = 0x20000000, // version 0, implementation 2
1227         .nvram_machine_id = 0x72,
1228         .machine_id = ss20_id,
1229         .iommu_version = 0x13000000,
1230         .max_mem = 0xf00000000ULL,
1231     },
1232     /* Voyager */
1233     {
1234         .iommu_base   = 0x10000000,
1235         .tcx_base     = 0x50000000,
1236         .slavio_base  = 0x70000000,
1237         .ms_kb_base   = 0x71000000,
1238         .serial_base  = 0x71100000,
1239         .nvram_base   = 0x71200000,
1240         .fd_base      = 0x71400000,
1241         .counter_base = 0x71d00000,
1242         .intctl_base  = 0x71e00000,
1243         .idreg_base   = 0x78000000,
1244         .dma_base     = 0x78400000,
1245         .esp_base     = 0x78800000,
1246         .le_base      = 0x78c00000,
1247         .apc_base     = 0x71300000, // pmc
1248         .aux1_base    = 0x71900000,
1249         .aux2_base    = 0x71910000,
1250         .nvram_machine_id = 0x80,
1251         .machine_id = vger_id,
1252         .iommu_version = 0x05000000,
1253         .max_mem = 0x10000000,
1254     },
1255     /* LX */
1256     {
1257         .iommu_base   = 0x10000000,
1258         .iommu_pad_base = 0x10004000,
1259         .iommu_pad_len  = 0x0fffb000,
1260         .tcx_base     = 0x50000000,
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         .aux1_base    = 0x71900000,
1273         .aux2_base    = 0x71910000,
1274         .nvram_machine_id = 0x80,
1275         .machine_id = lx_id,
1276         .iommu_version = 0x04000000,
1277         .max_mem = 0x10000000,
1278     },
1279     /* SS-4 */
1280     {
1281         .iommu_base   = 0x10000000,
1282         .tcx_base     = 0x50000000,
1283         .cs_base      = 0x6c000000,
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 = ss4_id,
1300         .iommu_version = 0x05000000,
1301         .max_mem = 0x10000000,
1302     },
1303     /* SPARCClassic */
1304     {
1305         .iommu_base   = 0x10000000,
1306         .tcx_base     = 0x50000000,
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 = scls_id,
1323         .iommu_version = 0x05000000,
1324         .max_mem = 0x10000000,
1325     },
1326     /* SPARCbook */
1327     {
1328         .iommu_base   = 0x10000000,
1329         .tcx_base     = 0x50000000, // XXX
1330         .slavio_base  = 0x70000000,
1331         .ms_kb_base   = 0x71000000,
1332         .serial_base  = 0x71100000,
1333         .nvram_base   = 0x71200000,
1334         .fd_base      = 0x71400000,
1335         .counter_base = 0x71d00000,
1336         .intctl_base  = 0x71e00000,
1337         .idreg_base   = 0x78000000,
1338         .dma_base     = 0x78400000,
1339         .esp_base     = 0x78800000,
1340         .le_base      = 0x78c00000,
1341         .apc_base     = 0x6a000000,
1342         .aux1_base    = 0x71900000,
1343         .aux2_base    = 0x71910000,
1344         .nvram_machine_id = 0x80,
1345         .machine_id = sbook_id,
1346         .iommu_version = 0x05000000,
1347         .max_mem = 0x10000000,
1348     },
1349 };
1350 
1351 /* SPARCstation 5 hardware initialisation */
1352 static void ss5_init(MachineState *machine)
1353 {
1354     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1355 }
1356 
1357 /* SPARCstation 10 hardware initialisation */
1358 static void ss10_init(MachineState *machine)
1359 {
1360     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1361 }
1362 
1363 /* SPARCserver 600MP hardware initialisation */
1364 static void ss600mp_init(MachineState *machine)
1365 {
1366     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1367 }
1368 
1369 /* SPARCstation 20 hardware initialisation */
1370 static void ss20_init(MachineState *machine)
1371 {
1372     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1373 }
1374 
1375 /* SPARCstation Voyager hardware initialisation */
1376 static void vger_init(MachineState *machine)
1377 {
1378     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1379 }
1380 
1381 /* SPARCstation LX hardware initialisation */
1382 static void ss_lx_init(MachineState *machine)
1383 {
1384     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1385 }
1386 
1387 /* SPARCstation 4 hardware initialisation */
1388 static void ss4_init(MachineState *machine)
1389 {
1390     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1391 }
1392 
1393 /* SPARCClassic hardware initialisation */
1394 static void scls_init(MachineState *machine)
1395 {
1396     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1397 }
1398 
1399 /* SPARCbook hardware initialisation */
1400 static void sbook_init(MachineState *machine)
1401 {
1402     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1403 }
1404 
1405 static void ss5_class_init(ObjectClass *oc, void *data)
1406 {
1407     MachineClass *mc = MACHINE_CLASS(oc);
1408 
1409     mc->desc = "Sun4m platform, SPARCstation 5";
1410     mc->init = ss5_init;
1411     mc->block_default_type = IF_SCSI;
1412     mc->is_default = true;
1413     mc->default_boot_order = "c";
1414     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1415     mc->default_display = "tcx";
1416     mc->default_ram_id = "sun4m.ram";
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     mc->default_ram_id = "sun4m.ram";
1437 }
1438 
1439 static const TypeInfo ss10_type = {
1440     .name = MACHINE_TYPE_NAME("SS-10"),
1441     .parent = TYPE_MACHINE,
1442     .class_init = ss10_class_init,
1443 };
1444 
1445 static void ss600mp_class_init(ObjectClass *oc, void *data)
1446 {
1447     MachineClass *mc = MACHINE_CLASS(oc);
1448 
1449     mc->desc = "Sun4m platform, SPARCserver 600MP";
1450     mc->init = ss600mp_init;
1451     mc->block_default_type = IF_SCSI;
1452     mc->max_cpus = 4;
1453     mc->default_boot_order = "c";
1454     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1455     mc->default_display = "tcx";
1456     mc->default_ram_id = "sun4m.ram";
1457 }
1458 
1459 static const TypeInfo ss600mp_type = {
1460     .name = MACHINE_TYPE_NAME("SS-600MP"),
1461     .parent = TYPE_MACHINE,
1462     .class_init = ss600mp_class_init,
1463 };
1464 
1465 static void ss20_class_init(ObjectClass *oc, void *data)
1466 {
1467     MachineClass *mc = MACHINE_CLASS(oc);
1468 
1469     mc->desc = "Sun4m platform, SPARCstation 20";
1470     mc->init = ss20_init;
1471     mc->block_default_type = IF_SCSI;
1472     mc->max_cpus = 4;
1473     mc->default_boot_order = "c";
1474     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1475     mc->default_display = "tcx";
1476     mc->default_ram_id = "sun4m.ram";
1477 }
1478 
1479 static const TypeInfo ss20_type = {
1480     .name = MACHINE_TYPE_NAME("SS-20"),
1481     .parent = TYPE_MACHINE,
1482     .class_init = ss20_class_init,
1483 };
1484 
1485 static void voyager_class_init(ObjectClass *oc, void *data)
1486 {
1487     MachineClass *mc = MACHINE_CLASS(oc);
1488 
1489     mc->desc = "Sun4m platform, SPARCstation Voyager";
1490     mc->init = vger_init;
1491     mc->block_default_type = IF_SCSI;
1492     mc->default_boot_order = "c";
1493     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1494     mc->default_display = "tcx";
1495     mc->default_ram_id = "sun4m.ram";
1496 }
1497 
1498 static const TypeInfo voyager_type = {
1499     .name = MACHINE_TYPE_NAME("Voyager"),
1500     .parent = TYPE_MACHINE,
1501     .class_init = voyager_class_init,
1502 };
1503 
1504 static void ss_lx_class_init(ObjectClass *oc, void *data)
1505 {
1506     MachineClass *mc = MACHINE_CLASS(oc);
1507 
1508     mc->desc = "Sun4m platform, SPARCstation LX";
1509     mc->init = ss_lx_init;
1510     mc->block_default_type = IF_SCSI;
1511     mc->default_boot_order = "c";
1512     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1513     mc->default_display = "tcx";
1514     mc->default_ram_id = "sun4m.ram";
1515 }
1516 
1517 static const TypeInfo ss_lx_type = {
1518     .name = MACHINE_TYPE_NAME("LX"),
1519     .parent = TYPE_MACHINE,
1520     .class_init = ss_lx_class_init,
1521 };
1522 
1523 static void ss4_class_init(ObjectClass *oc, void *data)
1524 {
1525     MachineClass *mc = MACHINE_CLASS(oc);
1526 
1527     mc->desc = "Sun4m platform, SPARCstation 4";
1528     mc->init = ss4_init;
1529     mc->block_default_type = IF_SCSI;
1530     mc->default_boot_order = "c";
1531     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1532     mc->default_display = "tcx";
1533     mc->default_ram_id = "sun4m.ram";
1534 }
1535 
1536 static const TypeInfo ss4_type = {
1537     .name = MACHINE_TYPE_NAME("SS-4"),
1538     .parent = TYPE_MACHINE,
1539     .class_init = ss4_class_init,
1540 };
1541 
1542 static void scls_class_init(ObjectClass *oc, void *data)
1543 {
1544     MachineClass *mc = MACHINE_CLASS(oc);
1545 
1546     mc->desc = "Sun4m platform, SPARCClassic";
1547     mc->init = scls_init;
1548     mc->block_default_type = IF_SCSI;
1549     mc->default_boot_order = "c";
1550     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1551     mc->default_display = "tcx";
1552     mc->default_ram_id = "sun4m.ram";
1553 }
1554 
1555 static const TypeInfo scls_type = {
1556     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1557     .parent = TYPE_MACHINE,
1558     .class_init = scls_class_init,
1559 };
1560 
1561 static void sbook_class_init(ObjectClass *oc, void *data)
1562 {
1563     MachineClass *mc = MACHINE_CLASS(oc);
1564 
1565     mc->desc = "Sun4m platform, SPARCbook";
1566     mc->init = sbook_init;
1567     mc->block_default_type = IF_SCSI;
1568     mc->default_boot_order = "c";
1569     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1570     mc->default_display = "tcx";
1571     mc->default_ram_id = "sun4m.ram";
1572 }
1573 
1574 static const TypeInfo sbook_type = {
1575     .name = MACHINE_TYPE_NAME("SPARCbook"),
1576     .parent = TYPE_MACHINE,
1577     .class_init = sbook_class_init,
1578 };
1579 
1580 static void sun4m_register_types(void)
1581 {
1582     type_register_static(&idreg_info);
1583     type_register_static(&afx_info);
1584     type_register_static(&prom_info);
1585     type_register_static(&ram_info);
1586 
1587     type_register_static(&ss5_type);
1588     type_register_static(&ss10_type);
1589     type_register_static(&ss600mp_type);
1590     type_register_static(&ss20_type);
1591     type_register_static(&voyager_type);
1592     type_register_static(&ss_lx_type);
1593     type_register_static(&ss4_type);
1594     type_register_static(&scls_type);
1595     type_register_static(&sbook_type);
1596 }
1597 
1598 type_init(sun4m_register_types)
1599