xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 7cc25f6c)
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/datadir.h"
29 #include "qemu-common.h"
30 #include "cpu.h"
31 #include "hw/sysbus.h"
32 #include "qemu/error-report.h"
33 #include "qemu/timer.h"
34 #include "hw/sparc/sun4m_iommu.h"
35 #include "hw/rtc/m48t59.h"
36 #include "migration/vmstate.h"
37 #include "hw/sparc/sparc32_dma.h"
38 #include "hw/block/fdc.h"
39 #include "sysemu/reset.h"
40 #include "sysemu/runstate.h"
41 #include "sysemu/sysemu.h"
42 #include "net/net.h"
43 #include "hw/boards.h"
44 #include "hw/scsi/esp.h"
45 #include "hw/nvram/sun_nvram.h"
46 #include "hw/qdev-properties.h"
47 #include "hw/nvram/chrp_nvram.h"
48 #include "hw/nvram/fw_cfg.h"
49 #include "hw/char/escc.h"
50 #include "hw/misc/empty_slot.h"
51 #include "hw/misc/unimp.h"
52 #include "hw/irq.h"
53 #include "hw/loader.h"
54 #include "elf.h"
55 #include "trace.h"
56 #include "qom/object.h"
57 
58 /*
59  * Sun4m architecture was used in the following machines:
60  *
61  * SPARCserver 6xxMP/xx
62  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
63  * SPARCclassic X (4/10)
64  * SPARCstation LX/ZX (4/30)
65  * SPARCstation Voyager
66  * SPARCstation 10/xx, SPARCserver 10/xx
67  * SPARCstation 5, SPARCserver 5
68  * SPARCstation 20/xx, SPARCserver 20
69  * SPARCstation 4
70  *
71  * See for example: http://www.sunhelp.org/faq/sunref1.html
72  */
73 
74 #define KERNEL_LOAD_ADDR     0x00004000
75 #define CMDLINE_ADDR         0x007ff000
76 #define INITRD_LOAD_ADDR     0x00800000
77 #define PROM_SIZE_MAX        (1 * MiB)
78 #define PROM_VADDR           0xffd00000
79 #define PROM_FILENAME        "openbios-sparc32"
80 #define CFG_ADDR             0xd00000510ULL
81 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
82 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
83 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
84 
85 #define MAX_CPUS 16
86 #define MAX_PILS 16
87 #define MAX_VSIMMS 4
88 
89 #define ESCC_CLOCK 4915200
90 
91 struct sun4m_hwdef {
92     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
93     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
94     hwaddr serial_base, fd_base;
95     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
96     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
97     hwaddr bpp_base, dbri_base, sx_base;
98     struct {
99         hwaddr reg_base, vram_base;
100     } vsimm[MAX_VSIMMS];
101     hwaddr ecc_base;
102     uint64_t max_mem;
103     uint32_t ecc_version;
104     uint32_t iommu_version;
105     uint16_t machine_id;
106     uint8_t nvram_machine_id;
107 };
108 
109 const char *fw_cfg_arch_key_name(uint16_t key)
110 {
111     static const struct {
112         uint16_t key;
113         const char *name;
114     } fw_cfg_arch_wellknown_keys[] = {
115         {FW_CFG_SUN4M_DEPTH, "depth"},
116         {FW_CFG_SUN4M_WIDTH, "width"},
117         {FW_CFG_SUN4M_HEIGHT, "height"},
118     };
119 
120     for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
121         if (fw_cfg_arch_wellknown_keys[i].key == key) {
122             return fw_cfg_arch_wellknown_keys[i].name;
123         }
124     }
125     return NULL;
126 }
127 
128 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
129                             Error **errp)
130 {
131     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
132 }
133 
134 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
135                        const char *cmdline, const char *boot_devices,
136                        ram_addr_t RAM_size, uint32_t kernel_size,
137                        int width, int height, int depth,
138                        int nvram_machine_id, const char *arch)
139 {
140     unsigned int i;
141     int sysp_end;
142     uint8_t image[0x1ff0];
143     NvramClass *k = NVRAM_GET_CLASS(nvram);
144 
145     memset(image, '\0', sizeof(image));
146 
147     /* OpenBIOS nvram variables partition */
148     sysp_end = chrp_nvram_create_system_partition(image, 0, 0x1fd0);
149 
150     /* Free space partition */
151     chrp_nvram_create_free_partition(&image[sysp_end], 0x1fd0 - sysp_end);
152 
153     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
154                     nvram_machine_id);
155 
156     for (i = 0; i < sizeof(image); i++) {
157         (k->write)(nvram, i, image[i]);
158     }
159 }
160 
161 void cpu_check_irqs(CPUSPARCState *env)
162 {
163     CPUState *cs;
164 
165     /* We should be holding the BQL before we mess with IRQs */
166     g_assert(qemu_mutex_iothread_locked());
167 
168     if (env->pil_in && (env->interrupt_index == 0 ||
169                         (env->interrupt_index & ~15) == TT_EXTINT)) {
170         unsigned int i;
171 
172         for (i = 15; i > 0; i--) {
173             if (env->pil_in & (1 << i)) {
174                 int old_interrupt = env->interrupt_index;
175 
176                 env->interrupt_index = TT_EXTINT | i;
177                 if (old_interrupt != env->interrupt_index) {
178                     cs = env_cpu(env);
179                     trace_sun4m_cpu_interrupt(i);
180                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
181                 }
182                 break;
183             }
184         }
185     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
186         cs = env_cpu(env);
187         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
188         env->interrupt_index = 0;
189         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
190     }
191 }
192 
193 static void cpu_kick_irq(SPARCCPU *cpu)
194 {
195     CPUSPARCState *env = &cpu->env;
196     CPUState *cs = CPU(cpu);
197 
198     cs->halted = 0;
199     cpu_check_irqs(env);
200     qemu_cpu_kick(cs);
201 }
202 
203 static void cpu_set_irq(void *opaque, int irq, int level)
204 {
205     SPARCCPU *cpu = opaque;
206     CPUSPARCState *env = &cpu->env;
207 
208     if (level) {
209         trace_sun4m_cpu_set_irq_raise(irq);
210         env->pil_in |= 1 << irq;
211         cpu_kick_irq(cpu);
212     } else {
213         trace_sun4m_cpu_set_irq_lower(irq);
214         env->pil_in &= ~(1 << irq);
215         cpu_check_irqs(env);
216     }
217 }
218 
219 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
220 {
221 }
222 
223 static void sun4m_cpu_reset(void *opaque)
224 {
225     SPARCCPU *cpu = opaque;
226     CPUState *cs = CPU(cpu);
227 
228     cpu_reset(cs);
229 }
230 
231 static void cpu_halt_signal(void *opaque, int irq, int level)
232 {
233     if (level && current_cpu) {
234         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
235     }
236 }
237 
238 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
239 {
240     return addr - 0xf0000000ULL;
241 }
242 
243 static unsigned long sun4m_load_kernel(const char *kernel_filename,
244                                        const char *initrd_filename,
245                                        ram_addr_t RAM_size,
246                                        uint32_t *initrd_size)
247 {
248     int linux_boot;
249     unsigned int i;
250     long kernel_size;
251     uint8_t *ptr;
252 
253     linux_boot = (kernel_filename != NULL);
254 
255     kernel_size = 0;
256     if (linux_boot) {
257         int bswap_needed;
258 
259 #ifdef BSWAP_NEEDED
260         bswap_needed = 1;
261 #else
262         bswap_needed = 0;
263 #endif
264         kernel_size = load_elf(kernel_filename, NULL,
265                                translate_kernel_address, NULL,
266                                NULL, NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
267         if (kernel_size < 0)
268             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
269                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
270                                     TARGET_PAGE_SIZE);
271         if (kernel_size < 0)
272             kernel_size = load_image_targphys(kernel_filename,
273                                               KERNEL_LOAD_ADDR,
274                                               RAM_size - KERNEL_LOAD_ADDR);
275         if (kernel_size < 0) {
276             error_report("could not load kernel '%s'", kernel_filename);
277             exit(1);
278         }
279 
280         /* load initrd */
281         *initrd_size = 0;
282         if (initrd_filename) {
283             *initrd_size = load_image_targphys(initrd_filename,
284                                                INITRD_LOAD_ADDR,
285                                                RAM_size - INITRD_LOAD_ADDR);
286             if ((int)*initrd_size < 0) {
287                 error_report("could not load initial ram disk '%s'",
288                              initrd_filename);
289                 exit(1);
290             }
291         }
292         if (*initrd_size > 0) {
293             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
294                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
295                 if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
296                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
297                     stl_p(ptr + 20, *initrd_size);
298                     break;
299                 }
300             }
301         }
302     }
303     return kernel_size;
304 }
305 
306 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
307 {
308     DeviceState *dev;
309     SysBusDevice *s;
310 
311     dev = qdev_new(TYPE_SUN4M_IOMMU);
312     qdev_prop_set_uint32(dev, "version", version);
313     s = SYS_BUS_DEVICE(dev);
314     sysbus_realize_and_unref(s, &error_fatal);
315     sysbus_connect_irq(s, 0, irq);
316     sysbus_mmio_map(s, 0, addr);
317 
318     return s;
319 }
320 
321 static void *sparc32_dma_init(hwaddr dma_base,
322                               hwaddr esp_base, qemu_irq espdma_irq,
323                               hwaddr le_base, qemu_irq ledma_irq, NICInfo *nd)
324 {
325     DeviceState *dma;
326     ESPDMADeviceState *espdma;
327     LEDMADeviceState *ledma;
328     SysBusESPState *esp;
329     SysBusPCNetState *lance;
330 
331     dma = qdev_new(TYPE_SPARC32_DMA);
332     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
333                                    OBJECT(dma), "espdma"));
334     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
335 
336     esp = ESP(object_resolve_path_component(OBJECT(espdma), "esp"));
337 
338     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
339                                  OBJECT(dma), "ledma"));
340     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
341 
342     lance = SYSBUS_PCNET(object_resolve_path_component(
343                          OBJECT(ledma), "lance"));
344     qdev_set_nic_properties(DEVICE(lance), nd);
345 
346     sysbus_realize_and_unref(SYS_BUS_DEVICE(dma), &error_fatal);
347     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
348 
349     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
350     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
351 
352     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
353 
354     return dma;
355 }
356 
357 static DeviceState *slavio_intctl_init(hwaddr addr,
358                                        hwaddr addrg,
359                                        qemu_irq **parent_irq)
360 {
361     DeviceState *dev;
362     SysBusDevice *s;
363     unsigned int i, j;
364 
365     dev = qdev_new("slavio_intctl");
366 
367     s = SYS_BUS_DEVICE(dev);
368     sysbus_realize_and_unref(s, &error_fatal);
369 
370     for (i = 0; i < MAX_CPUS; i++) {
371         for (j = 0; j < MAX_PILS; j++) {
372             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
373         }
374     }
375     sysbus_mmio_map(s, 0, addrg);
376     for (i = 0; i < MAX_CPUS; i++) {
377         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
378     }
379 
380     return dev;
381 }
382 
383 #define SYS_TIMER_OFFSET      0x10000ULL
384 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
385 
386 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
387                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
388 {
389     DeviceState *dev;
390     SysBusDevice *s;
391     unsigned int i;
392 
393     dev = qdev_new("slavio_timer");
394     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
395     s = SYS_BUS_DEVICE(dev);
396     sysbus_realize_and_unref(s, &error_fatal);
397     sysbus_connect_irq(s, 0, master_irq);
398     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
399 
400     for (i = 0; i < MAX_CPUS; i++) {
401         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
402         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
403     }
404 }
405 
406 static qemu_irq  slavio_system_powerdown;
407 
408 static void slavio_powerdown_req(Notifier *n, void *opaque)
409 {
410     qemu_irq_raise(slavio_system_powerdown);
411 }
412 
413 static Notifier slavio_system_powerdown_notifier = {
414     .notify = slavio_powerdown_req
415 };
416 
417 #define MISC_LEDS 0x01600000
418 #define MISC_CFG  0x01800000
419 #define MISC_DIAG 0x01a00000
420 #define MISC_MDM  0x01b00000
421 #define MISC_SYS  0x01f00000
422 
423 static void slavio_misc_init(hwaddr base,
424                              hwaddr aux1_base,
425                              hwaddr aux2_base, qemu_irq irq,
426                              qemu_irq fdc_tc)
427 {
428     DeviceState *dev;
429     SysBusDevice *s;
430 
431     dev = qdev_new("slavio_misc");
432     s = SYS_BUS_DEVICE(dev);
433     sysbus_realize_and_unref(s, &error_fatal);
434     if (base) {
435         /* 8 bit registers */
436         /* Slavio control */
437         sysbus_mmio_map(s, 0, base + MISC_CFG);
438         /* Diagnostics */
439         sysbus_mmio_map(s, 1, base + MISC_DIAG);
440         /* Modem control */
441         sysbus_mmio_map(s, 2, base + MISC_MDM);
442         /* 16 bit registers */
443         /* ss600mp diag LEDs */
444         sysbus_mmio_map(s, 3, base + MISC_LEDS);
445         /* 32 bit registers */
446         /* System control */
447         sysbus_mmio_map(s, 4, base + MISC_SYS);
448     }
449     if (aux1_base) {
450         /* AUX 1 (Misc System Functions) */
451         sysbus_mmio_map(s, 5, aux1_base);
452     }
453     if (aux2_base) {
454         /* AUX 2 (Software Powerdown Control) */
455         sysbus_mmio_map(s, 6, aux2_base);
456     }
457     sysbus_connect_irq(s, 0, irq);
458     sysbus_connect_irq(s, 1, fdc_tc);
459     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
460     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
461 }
462 
463 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
464 {
465     DeviceState *dev;
466     SysBusDevice *s;
467 
468     dev = qdev_new("eccmemctl");
469     qdev_prop_set_uint32(dev, "version", version);
470     s = SYS_BUS_DEVICE(dev);
471     sysbus_realize_and_unref(s, &error_fatal);
472     sysbus_connect_irq(s, 0, irq);
473     sysbus_mmio_map(s, 0, base);
474     if (version == 0) { // SS-600MP only
475         sysbus_mmio_map(s, 1, base + 0x1000);
476     }
477 }
478 
479 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
480 {
481     DeviceState *dev;
482     SysBusDevice *s;
483 
484     dev = qdev_new("apc");
485     s = SYS_BUS_DEVICE(dev);
486     sysbus_realize_and_unref(s, &error_fatal);
487     /* Power management (APC) XXX: not a Slavio device */
488     sysbus_mmio_map(s, 0, power_base);
489     sysbus_connect_irq(s, 0, cpu_halt);
490 }
491 
492 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
493                      int height, int depth)
494 {
495     DeviceState *dev;
496     SysBusDevice *s;
497 
498     dev = qdev_new("SUNW,tcx");
499     qdev_prop_set_uint32(dev, "vram_size", vram_size);
500     qdev_prop_set_uint16(dev, "width", width);
501     qdev_prop_set_uint16(dev, "height", height);
502     qdev_prop_set_uint16(dev, "depth", depth);
503     s = SYS_BUS_DEVICE(dev);
504     sysbus_realize_and_unref(s, &error_fatal);
505 
506     /* 10/ROM : FCode ROM */
507     sysbus_mmio_map(s, 0, addr);
508     /* 2/STIP : Stipple */
509     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
510     /* 3/BLIT : Blitter */
511     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
512     /* 5/RSTIP : Raw Stipple */
513     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
514     /* 6/RBLIT : Raw Blitter */
515     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
516     /* 7/TEC : Transform Engine */
517     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
518     /* 8/CMAP  : DAC */
519     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
520     /* 9/THC : */
521     if (depth == 8) {
522         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
523     } else {
524         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
525     }
526     /* 11/DHC : */
527     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
528     /* 12/ALT : */
529     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
530     /* 0/DFB8 : 8-bit plane */
531     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
532     /* 1/DFB24 : 24bit plane */
533     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
534     /* 4/RDFB32: Raw framebuffer. Control plane */
535     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
536     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
537     if (depth == 8) {
538         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
539     }
540 
541     sysbus_connect_irq(s, 0, irq);
542 }
543 
544 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
545                      int height, int depth)
546 {
547     DeviceState *dev;
548     SysBusDevice *s;
549 
550     dev = qdev_new("cgthree");
551     qdev_prop_set_uint32(dev, "vram-size", vram_size);
552     qdev_prop_set_uint16(dev, "width", width);
553     qdev_prop_set_uint16(dev, "height", height);
554     qdev_prop_set_uint16(dev, "depth", depth);
555     s = SYS_BUS_DEVICE(dev);
556     sysbus_realize_and_unref(s, &error_fatal);
557 
558     /* FCode ROM */
559     sysbus_mmio_map(s, 0, addr);
560     /* DAC */
561     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
562     /* 8-bit plane */
563     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
564 
565     sysbus_connect_irq(s, 0, irq);
566 }
567 
568 /* NCR89C100/MACIO Internal ID register */
569 
570 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
571 
572 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
573 
574 static void idreg_init(hwaddr addr)
575 {
576     DeviceState *dev;
577     SysBusDevice *s;
578 
579     dev = qdev_new(TYPE_MACIO_ID_REGISTER);
580     s = SYS_BUS_DEVICE(dev);
581     sysbus_realize_and_unref(s, &error_fatal);
582 
583     sysbus_mmio_map(s, 0, addr);
584     address_space_write_rom(&address_space_memory, addr,
585                             MEMTXATTRS_UNSPECIFIED,
586                             idreg_data, sizeof(idreg_data));
587 }
588 
589 OBJECT_DECLARE_SIMPLE_TYPE(IDRegState, MACIO_ID_REGISTER)
590 
591 struct IDRegState {
592     SysBusDevice parent_obj;
593 
594     MemoryRegion mem;
595 };
596 
597 static void idreg_realize(DeviceState *ds, Error **errp)
598 {
599     IDRegState *s = MACIO_ID_REGISTER(ds);
600     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
601     Error *local_err = NULL;
602 
603     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
604                                      sizeof(idreg_data), &local_err);
605     if (local_err) {
606         error_propagate(errp, local_err);
607         return;
608     }
609 
610     vmstate_register_ram_global(&s->mem);
611     memory_region_set_readonly(&s->mem, true);
612     sysbus_init_mmio(dev, &s->mem);
613 }
614 
615 static void idreg_class_init(ObjectClass *oc, void *data)
616 {
617     DeviceClass *dc = DEVICE_CLASS(oc);
618 
619     dc->realize = idreg_realize;
620 }
621 
622 static const TypeInfo idreg_info = {
623     .name          = TYPE_MACIO_ID_REGISTER,
624     .parent        = TYPE_SYS_BUS_DEVICE,
625     .instance_size = sizeof(IDRegState),
626     .class_init    = idreg_class_init,
627 };
628 
629 #define TYPE_TCX_AFX "tcx_afx"
630 OBJECT_DECLARE_SIMPLE_TYPE(AFXState, TCX_AFX)
631 
632 struct AFXState {
633     SysBusDevice parent_obj;
634 
635     MemoryRegion mem;
636 };
637 
638 /* SS-5 TCX AFX register */
639 static void afx_init(hwaddr addr)
640 {
641     DeviceState *dev;
642     SysBusDevice *s;
643 
644     dev = qdev_new(TYPE_TCX_AFX);
645     s = SYS_BUS_DEVICE(dev);
646     sysbus_realize_and_unref(s, &error_fatal);
647 
648     sysbus_mmio_map(s, 0, addr);
649 }
650 
651 static void afx_realize(DeviceState *ds, Error **errp)
652 {
653     AFXState *s = TCX_AFX(ds);
654     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
655     Error *local_err = NULL;
656 
657     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
658                                      &local_err);
659     if (local_err) {
660         error_propagate(errp, local_err);
661         return;
662     }
663 
664     vmstate_register_ram_global(&s->mem);
665     sysbus_init_mmio(dev, &s->mem);
666 }
667 
668 static void afx_class_init(ObjectClass *oc, void *data)
669 {
670     DeviceClass *dc = DEVICE_CLASS(oc);
671 
672     dc->realize = afx_realize;
673 }
674 
675 static const TypeInfo afx_info = {
676     .name          = TYPE_TCX_AFX,
677     .parent        = TYPE_SYS_BUS_DEVICE,
678     .instance_size = sizeof(AFXState),
679     .class_init    = afx_class_init,
680 };
681 
682 #define TYPE_OPENPROM "openprom"
683 typedef struct PROMState PROMState;
684 DECLARE_INSTANCE_CHECKER(PROMState, OPENPROM,
685                          TYPE_OPENPROM)
686 
687 struct PROMState {
688     SysBusDevice parent_obj;
689 
690     MemoryRegion prom;
691 };
692 
693 /* Boot PROM (OpenBIOS) */
694 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
695 {
696     hwaddr *base_addr = (hwaddr *)opaque;
697     return addr + *base_addr - PROM_VADDR;
698 }
699 
700 static void prom_init(hwaddr addr, const char *bios_name)
701 {
702     DeviceState *dev;
703     SysBusDevice *s;
704     char *filename;
705     int ret;
706 
707     dev = qdev_new(TYPE_OPENPROM);
708     s = SYS_BUS_DEVICE(dev);
709     sysbus_realize_and_unref(s, &error_fatal);
710 
711     sysbus_mmio_map(s, 0, addr);
712 
713     /* load boot prom */
714     if (bios_name == NULL) {
715         bios_name = PROM_FILENAME;
716     }
717     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
718     if (filename) {
719         ret = load_elf(filename, NULL,
720                        translate_prom_address, &addr, NULL,
721                        NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
722         if (ret < 0 || ret > PROM_SIZE_MAX) {
723             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
724         }
725         g_free(filename);
726     } else {
727         ret = -1;
728     }
729     if (ret < 0 || ret > PROM_SIZE_MAX) {
730         error_report("could not load prom '%s'", bios_name);
731         exit(1);
732     }
733 }
734 
735 static void prom_realize(DeviceState *ds, Error **errp)
736 {
737     PROMState *s = OPENPROM(ds);
738     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
739     Error *local_err = NULL;
740 
741     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
742                                      PROM_SIZE_MAX, &local_err);
743     if (local_err) {
744         error_propagate(errp, local_err);
745         return;
746     }
747 
748     vmstate_register_ram_global(&s->prom);
749     memory_region_set_readonly(&s->prom, true);
750     sysbus_init_mmio(dev, &s->prom);
751 }
752 
753 static Property prom_properties[] = {
754     {/* end of property list */},
755 };
756 
757 static void prom_class_init(ObjectClass *klass, void *data)
758 {
759     DeviceClass *dc = DEVICE_CLASS(klass);
760 
761     device_class_set_props(dc, prom_properties);
762     dc->realize = prom_realize;
763 }
764 
765 static const TypeInfo prom_info = {
766     .name          = TYPE_OPENPROM,
767     .parent        = TYPE_SYS_BUS_DEVICE,
768     .instance_size = sizeof(PROMState),
769     .class_init    = prom_class_init,
770 };
771 
772 #define TYPE_SUN4M_MEMORY "memory"
773 typedef struct RamDevice RamDevice;
774 DECLARE_INSTANCE_CHECKER(RamDevice, SUN4M_RAM,
775                          TYPE_SUN4M_MEMORY)
776 
777 struct RamDevice {
778     SysBusDevice parent_obj;
779     HostMemoryBackend *memdev;
780 };
781 
782 /* System RAM */
783 static void ram_realize(DeviceState *dev, Error **errp)
784 {
785     RamDevice *d = SUN4M_RAM(dev);
786     MemoryRegion *ram = host_memory_backend_get_memory(d->memdev);
787 
788     sysbus_init_mmio(SYS_BUS_DEVICE(dev), ram);
789 }
790 
791 static void ram_initfn(Object *obj)
792 {
793     RamDevice *d = SUN4M_RAM(obj);
794     object_property_add_link(obj, "memdev", TYPE_MEMORY_BACKEND,
795                              (Object **)&d->memdev,
796                              object_property_allow_set_link,
797                              OBJ_PROP_LINK_STRONG);
798     object_property_set_description(obj, "memdev", "Set RAM backend"
799                                     "Valid value is ID of a hostmem backend");
800 }
801 
802 static void ram_class_init(ObjectClass *klass, void *data)
803 {
804     DeviceClass *dc = DEVICE_CLASS(klass);
805 
806     dc->realize = ram_realize;
807 }
808 
809 static const TypeInfo ram_info = {
810     .name          = TYPE_SUN4M_MEMORY,
811     .parent        = TYPE_SYS_BUS_DEVICE,
812     .instance_size = sizeof(RamDevice),
813     .instance_init = ram_initfn,
814     .class_init    = ram_class_init,
815 };
816 
817 static void cpu_devinit(const char *cpu_type, unsigned int id,
818                         uint64_t prom_addr, qemu_irq **cpu_irqs)
819 {
820     SPARCCPU *cpu;
821     CPUSPARCState *env;
822 
823     cpu = SPARC_CPU(object_new(cpu_type));
824     env = &cpu->env;
825 
826     cpu_sparc_set_id(env, id);
827     qemu_register_reset(sun4m_cpu_reset, cpu);
828     object_property_set_bool(OBJECT(cpu), "start-powered-off", id != 0,
829                              &error_fatal);
830     qdev_realize_and_unref(DEVICE(cpu), NULL, &error_fatal);
831     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
832     env->prom_addr = prom_addr;
833 }
834 
835 static void dummy_fdc_tc(void *opaque, int irq, int level)
836 {
837 }
838 
839 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
840                           MachineState *machine)
841 {
842     DeviceState *slavio_intctl;
843     unsigned int i;
844     Nvram *nvram;
845     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
846     qemu_irq fdc_tc;
847     unsigned long kernel_size;
848     uint32_t initrd_size;
849     DriveInfo *fd[MAX_FD];
850     FWCfgState *fw_cfg;
851     DeviceState *dev;
852     SysBusDevice *s;
853     unsigned int smp_cpus = machine->smp.cpus;
854     unsigned int max_cpus = machine->smp.max_cpus;
855     Object *ram_memdev = object_resolve_path_type(machine->ram_memdev_id,
856                                                   TYPE_MEMORY_BACKEND, NULL);
857     NICInfo *nd = &nd_table[0];
858 
859     if (machine->ram_size > hwdef->max_mem) {
860         error_report("Too much memory for this machine: %" PRId64 ","
861                      " maximum %" PRId64,
862                      machine->ram_size / MiB, hwdef->max_mem / MiB);
863         exit(1);
864     }
865 
866     /* init CPUs */
867     for(i = 0; i < smp_cpus; i++) {
868         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
869     }
870 
871     for (i = smp_cpus; i < MAX_CPUS; i++)
872         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
873 
874     /* Create and map RAM frontend */
875     dev = qdev_new("memory");
876     object_property_set_link(OBJECT(dev), "memdev", ram_memdev, &error_fatal);
877     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
878     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0);
879 
880     /* models without ECC don't trap when missing ram is accessed */
881     if (!hwdef->ecc_base) {
882         empty_slot_init("ecc", machine->ram_size,
883                         hwdef->max_mem - machine->ram_size);
884     }
885 
886     prom_init(hwdef->slavio_base, machine->firmware);
887 
888     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
889                                        hwdef->intctl_base + 0x10000ULL,
890                                        cpu_irqs);
891 
892     for (i = 0; i < 32; i++) {
893         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
894     }
895     for (i = 0; i < MAX_CPUS; i++) {
896         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
897     }
898 
899     if (hwdef->idreg_base) {
900         idreg_init(hwdef->idreg_base);
901     }
902 
903     if (hwdef->afx_base) {
904         afx_init(hwdef->afx_base);
905     }
906 
907     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
908 
909     if (hwdef->iommu_pad_base) {
910         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
911            Software shouldn't use aliased addresses, neither should it crash
912            when does. Using empty_slot instead of aliasing can help with
913            debugging such accesses */
914         empty_slot_init("iommu.alias",
915                         hwdef->iommu_pad_base, hwdef->iommu_pad_len);
916     }
917 
918     qemu_check_nic_model(nd, TYPE_LANCE);
919     sparc32_dma_init(hwdef->dma_base,
920                      hwdef->esp_base, slavio_irq[18],
921                      hwdef->le_base, slavio_irq[16], nd);
922 
923     if (graphic_depth != 8 && graphic_depth != 24) {
924         error_report("Unsupported depth: %d", graphic_depth);
925         exit (1);
926     }
927     if (vga_interface_type != VGA_NONE) {
928         if (vga_interface_type == VGA_CG3) {
929             if (graphic_depth != 8) {
930                 error_report("Unsupported depth: %d", graphic_depth);
931                 exit(1);
932             }
933 
934             if (!(graphic_width == 1024 && graphic_height == 768) &&
935                 !(graphic_width == 1152 && graphic_height == 900)) {
936                 error_report("Unsupported resolution: %d x %d", graphic_width,
937                              graphic_height);
938                 exit(1);
939             }
940 
941             /* sbus irq 5 */
942             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
943                      graphic_width, graphic_height, graphic_depth);
944         } else {
945             /* If no display specified, default to TCX */
946             if (graphic_depth != 8 && graphic_depth != 24) {
947                 error_report("Unsupported depth: %d", graphic_depth);
948                 exit(1);
949             }
950 
951             if (!(graphic_width == 1024 && graphic_height == 768)) {
952                 error_report("Unsupported resolution: %d x %d",
953                              graphic_width, graphic_height);
954                 exit(1);
955             }
956 
957             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
958                      graphic_width, graphic_height, graphic_depth);
959         }
960     }
961 
962     for (i = 0; i < MAX_VSIMMS; i++) {
963         /* vsimm registers probed by OBP */
964         if (hwdef->vsimm[i].reg_base) {
965             char *name = g_strdup_printf("vsimm[%d]", i);
966             empty_slot_init(name, hwdef->vsimm[i].reg_base, 0x2000);
967             g_free(name);
968         }
969     }
970 
971     if (hwdef->sx_base) {
972         create_unimplemented_device("SUNW,sx", hwdef->sx_base, 0x2000);
973     }
974 
975     dev = qdev_new("sysbus-m48t08");
976     qdev_prop_set_int32(dev, "base-year", 1968);
977     s = SYS_BUS_DEVICE(dev);
978     sysbus_realize_and_unref(s, &error_fatal);
979     sysbus_connect_irq(s, 0, slavio_irq[0]);
980     sysbus_mmio_map(s, 0, hwdef->nvram_base);
981     nvram = NVRAM(dev);
982 
983     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
984 
985     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
986        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
987     dev = qdev_new(TYPE_ESCC);
988     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
989     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
990     qdev_prop_set_uint32(dev, "it_shift", 1);
991     qdev_prop_set_chr(dev, "chrB", NULL);
992     qdev_prop_set_chr(dev, "chrA", NULL);
993     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
994     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
995     s = SYS_BUS_DEVICE(dev);
996     sysbus_realize_and_unref(s, &error_fatal);
997     sysbus_connect_irq(s, 0, slavio_irq[14]);
998     sysbus_connect_irq(s, 1, slavio_irq[14]);
999     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
1000 
1001     dev = qdev_new(TYPE_ESCC);
1002     qdev_prop_set_uint32(dev, "disabled", 0);
1003     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
1004     qdev_prop_set_uint32(dev, "it_shift", 1);
1005     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
1006     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
1007     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
1008     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
1009 
1010     s = SYS_BUS_DEVICE(dev);
1011     sysbus_realize_and_unref(s, &error_fatal);
1012     sysbus_connect_irq(s, 0, slavio_irq[15]);
1013     sysbus_connect_irq(s, 1,  slavio_irq[15]);
1014     sysbus_mmio_map(s, 0, hwdef->serial_base);
1015 
1016     if (hwdef->apc_base) {
1017         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
1018     }
1019 
1020     if (hwdef->fd_base) {
1021         /* there is zero or one floppy drive */
1022         memset(fd, 0, sizeof(fd));
1023         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1024         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1025                           &fdc_tc);
1026     } else {
1027         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1028     }
1029 
1030     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1031                      slavio_irq[30], fdc_tc);
1032 
1033     if (hwdef->cs_base) {
1034         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1035                              slavio_irq[5]);
1036     }
1037 
1038     if (hwdef->dbri_base) {
1039         /* ISDN chip with attached CS4215 audio codec */
1040         /* prom space */
1041         create_unimplemented_device("SUNW,DBRI.prom",
1042                                     hwdef->dbri_base + 0x1000, 0x30);
1043         /* reg space */
1044         create_unimplemented_device("SUNW,DBRI",
1045                                     hwdef->dbri_base + 0x10000, 0x100);
1046     }
1047 
1048     if (hwdef->bpp_base) {
1049         /* parallel port */
1050         create_unimplemented_device("SUNW,bpp", 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->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_new(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));
1073     s = SYS_BUS_DEVICE(dev);
1074     sysbus_realize_and_unref(s, &error_fatal);
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)machine->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 = true;
1414     mc->default_boot_order = "c";
1415     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1416     mc->default_display = "tcx";
1417     mc->default_ram_id = "sun4m.ram";
1418 }
1419 
1420 static const TypeInfo ss5_type = {
1421     .name = MACHINE_TYPE_NAME("SS-5"),
1422     .parent = TYPE_MACHINE,
1423     .class_init = ss5_class_init,
1424 };
1425 
1426 static void ss10_class_init(ObjectClass *oc, void *data)
1427 {
1428     MachineClass *mc = MACHINE_CLASS(oc);
1429 
1430     mc->desc = "Sun4m platform, SPARCstation 10";
1431     mc->init = ss10_init;
1432     mc->block_default_type = IF_SCSI;
1433     mc->max_cpus = 4;
1434     mc->default_boot_order = "c";
1435     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1436     mc->default_display = "tcx";
1437     mc->default_ram_id = "sun4m.ram";
1438 }
1439 
1440 static const TypeInfo ss10_type = {
1441     .name = MACHINE_TYPE_NAME("SS-10"),
1442     .parent = TYPE_MACHINE,
1443     .class_init = ss10_class_init,
1444 };
1445 
1446 static void ss600mp_class_init(ObjectClass *oc, void *data)
1447 {
1448     MachineClass *mc = MACHINE_CLASS(oc);
1449 
1450     mc->desc = "Sun4m platform, SPARCserver 600MP";
1451     mc->init = ss600mp_init;
1452     mc->block_default_type = IF_SCSI;
1453     mc->max_cpus = 4;
1454     mc->default_boot_order = "c";
1455     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1456     mc->default_display = "tcx";
1457     mc->default_ram_id = "sun4m.ram";
1458 }
1459 
1460 static const TypeInfo ss600mp_type = {
1461     .name = MACHINE_TYPE_NAME("SS-600MP"),
1462     .parent = TYPE_MACHINE,
1463     .class_init = ss600mp_class_init,
1464 };
1465 
1466 static void ss20_class_init(ObjectClass *oc, void *data)
1467 {
1468     MachineClass *mc = MACHINE_CLASS(oc);
1469 
1470     mc->desc = "Sun4m platform, SPARCstation 20";
1471     mc->init = ss20_init;
1472     mc->block_default_type = IF_SCSI;
1473     mc->max_cpus = 4;
1474     mc->default_boot_order = "c";
1475     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1476     mc->default_display = "tcx";
1477     mc->default_ram_id = "sun4m.ram";
1478 }
1479 
1480 static const TypeInfo ss20_type = {
1481     .name = MACHINE_TYPE_NAME("SS-20"),
1482     .parent = TYPE_MACHINE,
1483     .class_init = ss20_class_init,
1484 };
1485 
1486 static void voyager_class_init(ObjectClass *oc, void *data)
1487 {
1488     MachineClass *mc = MACHINE_CLASS(oc);
1489 
1490     mc->desc = "Sun4m platform, SPARCstation Voyager";
1491     mc->init = vger_init;
1492     mc->block_default_type = IF_SCSI;
1493     mc->default_boot_order = "c";
1494     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1495     mc->default_display = "tcx";
1496     mc->default_ram_id = "sun4m.ram";
1497 }
1498 
1499 static const TypeInfo voyager_type = {
1500     .name = MACHINE_TYPE_NAME("Voyager"),
1501     .parent = TYPE_MACHINE,
1502     .class_init = voyager_class_init,
1503 };
1504 
1505 static void ss_lx_class_init(ObjectClass *oc, void *data)
1506 {
1507     MachineClass *mc = MACHINE_CLASS(oc);
1508 
1509     mc->desc = "Sun4m platform, SPARCstation LX";
1510     mc->init = ss_lx_init;
1511     mc->block_default_type = IF_SCSI;
1512     mc->default_boot_order = "c";
1513     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1514     mc->default_display = "tcx";
1515     mc->default_ram_id = "sun4m.ram";
1516 }
1517 
1518 static const TypeInfo ss_lx_type = {
1519     .name = MACHINE_TYPE_NAME("LX"),
1520     .parent = TYPE_MACHINE,
1521     .class_init = ss_lx_class_init,
1522 };
1523 
1524 static void ss4_class_init(ObjectClass *oc, void *data)
1525 {
1526     MachineClass *mc = MACHINE_CLASS(oc);
1527 
1528     mc->desc = "Sun4m platform, SPARCstation 4";
1529     mc->init = ss4_init;
1530     mc->block_default_type = IF_SCSI;
1531     mc->default_boot_order = "c";
1532     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1533     mc->default_display = "tcx";
1534     mc->default_ram_id = "sun4m.ram";
1535 }
1536 
1537 static const TypeInfo ss4_type = {
1538     .name = MACHINE_TYPE_NAME("SS-4"),
1539     .parent = TYPE_MACHINE,
1540     .class_init = ss4_class_init,
1541 };
1542 
1543 static void scls_class_init(ObjectClass *oc, void *data)
1544 {
1545     MachineClass *mc = MACHINE_CLASS(oc);
1546 
1547     mc->desc = "Sun4m platform, SPARCClassic";
1548     mc->init = scls_init;
1549     mc->block_default_type = IF_SCSI;
1550     mc->default_boot_order = "c";
1551     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1552     mc->default_display = "tcx";
1553     mc->default_ram_id = "sun4m.ram";
1554 }
1555 
1556 static const TypeInfo scls_type = {
1557     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1558     .parent = TYPE_MACHINE,
1559     .class_init = scls_class_init,
1560 };
1561 
1562 static void sbook_class_init(ObjectClass *oc, void *data)
1563 {
1564     MachineClass *mc = MACHINE_CLASS(oc);
1565 
1566     mc->desc = "Sun4m platform, SPARCbook";
1567     mc->init = sbook_init;
1568     mc->block_default_type = IF_SCSI;
1569     mc->default_boot_order = "c";
1570     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1571     mc->default_display = "tcx";
1572     mc->default_ram_id = "sun4m.ram";
1573 }
1574 
1575 static const TypeInfo sbook_type = {
1576     .name = MACHINE_TYPE_NAME("SPARCbook"),
1577     .parent = TYPE_MACHINE,
1578     .class_init = sbook_class_init,
1579 };
1580 
1581 static void sun4m_register_types(void)
1582 {
1583     type_register_static(&idreg_info);
1584     type_register_static(&afx_info);
1585     type_register_static(&prom_info);
1586     type_register_static(&ram_info);
1587 
1588     type_register_static(&ss5_type);
1589     type_register_static(&ss10_type);
1590     type_register_static(&ss600mp_type);
1591     type_register_static(&ss20_type);
1592     type_register_static(&voyager_type);
1593     type_register_static(&ss_lx_type);
1594     type_register_static(&ss4_type);
1595     type_register_static(&scls_type);
1596     type_register_static(&sbook_type);
1597 }
1598 
1599 type_init(sun4m_register_types)
1600