xref: /openbmc/qemu/hw/sparc/sun4m.c (revision e6546342)
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)
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     sysbus_realize_and_unref(SYS_BUS_DEVICE(dma), &error_fatal);
332     sysbus_mmio_map(SYS_BUS_DEVICE(dma), 0, dma_base);
333 
334     espdma = SPARC32_ESPDMA_DEVICE(object_resolve_path_component(
335                                    OBJECT(dma), "espdma"));
336     sysbus_connect_irq(SYS_BUS_DEVICE(espdma), 0, espdma_irq);
337 
338     esp = ESP(object_resolve_path_component(OBJECT(espdma), "esp"));
339     sysbus_mmio_map(SYS_BUS_DEVICE(esp), 0, esp_base);
340     scsi_bus_legacy_handle_cmdline(&esp->esp.bus);
341 
342     ledma = SPARC32_LEDMA_DEVICE(object_resolve_path_component(
343                                  OBJECT(dma), "ledma"));
344     sysbus_connect_irq(SYS_BUS_DEVICE(ledma), 0, ledma_irq);
345 
346     lance = SYSBUS_PCNET(object_resolve_path_component(
347                          OBJECT(ledma), "lance"));
348     sysbus_mmio_map(SYS_BUS_DEVICE(lance), 0, le_base);
349 
350     return dma;
351 }
352 
353 static DeviceState *slavio_intctl_init(hwaddr addr,
354                                        hwaddr addrg,
355                                        qemu_irq **parent_irq)
356 {
357     DeviceState *dev;
358     SysBusDevice *s;
359     unsigned int i, j;
360 
361     dev = qdev_new("slavio_intctl");
362 
363     s = SYS_BUS_DEVICE(dev);
364     sysbus_realize_and_unref(s, &error_fatal);
365 
366     for (i = 0; i < MAX_CPUS; i++) {
367         for (j = 0; j < MAX_PILS; j++) {
368             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
369         }
370     }
371     sysbus_mmio_map(s, 0, addrg);
372     for (i = 0; i < MAX_CPUS; i++) {
373         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
374     }
375 
376     return dev;
377 }
378 
379 #define SYS_TIMER_OFFSET      0x10000ULL
380 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
381 
382 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
383                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
384 {
385     DeviceState *dev;
386     SysBusDevice *s;
387     unsigned int i;
388 
389     dev = qdev_new("slavio_timer");
390     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
391     s = SYS_BUS_DEVICE(dev);
392     sysbus_realize_and_unref(s, &error_fatal);
393     sysbus_connect_irq(s, 0, master_irq);
394     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
395 
396     for (i = 0; i < MAX_CPUS; i++) {
397         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
398         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
399     }
400 }
401 
402 static qemu_irq  slavio_system_powerdown;
403 
404 static void slavio_powerdown_req(Notifier *n, void *opaque)
405 {
406     qemu_irq_raise(slavio_system_powerdown);
407 }
408 
409 static Notifier slavio_system_powerdown_notifier = {
410     .notify = slavio_powerdown_req
411 };
412 
413 #define MISC_LEDS 0x01600000
414 #define MISC_CFG  0x01800000
415 #define MISC_DIAG 0x01a00000
416 #define MISC_MDM  0x01b00000
417 #define MISC_SYS  0x01f00000
418 
419 static void slavio_misc_init(hwaddr base,
420                              hwaddr aux1_base,
421                              hwaddr aux2_base, qemu_irq irq,
422                              qemu_irq fdc_tc)
423 {
424     DeviceState *dev;
425     SysBusDevice *s;
426 
427     dev = qdev_new("slavio_misc");
428     s = SYS_BUS_DEVICE(dev);
429     sysbus_realize_and_unref(s, &error_fatal);
430     if (base) {
431         /* 8 bit registers */
432         /* Slavio control */
433         sysbus_mmio_map(s, 0, base + MISC_CFG);
434         /* Diagnostics */
435         sysbus_mmio_map(s, 1, base + MISC_DIAG);
436         /* Modem control */
437         sysbus_mmio_map(s, 2, base + MISC_MDM);
438         /* 16 bit registers */
439         /* ss600mp diag LEDs */
440         sysbus_mmio_map(s, 3, base + MISC_LEDS);
441         /* 32 bit registers */
442         /* System control */
443         sysbus_mmio_map(s, 4, base + MISC_SYS);
444     }
445     if (aux1_base) {
446         /* AUX 1 (Misc System Functions) */
447         sysbus_mmio_map(s, 5, aux1_base);
448     }
449     if (aux2_base) {
450         /* AUX 2 (Software Powerdown Control) */
451         sysbus_mmio_map(s, 6, aux2_base);
452     }
453     sysbus_connect_irq(s, 0, irq);
454     sysbus_connect_irq(s, 1, fdc_tc);
455     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
456     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
457 }
458 
459 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
460 {
461     DeviceState *dev;
462     SysBusDevice *s;
463 
464     dev = qdev_new("eccmemctl");
465     qdev_prop_set_uint32(dev, "version", version);
466     s = SYS_BUS_DEVICE(dev);
467     sysbus_realize_and_unref(s, &error_fatal);
468     sysbus_connect_irq(s, 0, irq);
469     sysbus_mmio_map(s, 0, base);
470     if (version == 0) { // SS-600MP only
471         sysbus_mmio_map(s, 1, base + 0x1000);
472     }
473 }
474 
475 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
476 {
477     DeviceState *dev;
478     SysBusDevice *s;
479 
480     dev = qdev_new("apc");
481     s = SYS_BUS_DEVICE(dev);
482     sysbus_realize_and_unref(s, &error_fatal);
483     /* Power management (APC) XXX: not a Slavio device */
484     sysbus_mmio_map(s, 0, power_base);
485     sysbus_connect_irq(s, 0, cpu_halt);
486 }
487 
488 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
489                      int height, int depth)
490 {
491     DeviceState *dev;
492     SysBusDevice *s;
493 
494     dev = qdev_new("SUNW,tcx");
495     qdev_prop_set_uint32(dev, "vram_size", vram_size);
496     qdev_prop_set_uint16(dev, "width", width);
497     qdev_prop_set_uint16(dev, "height", height);
498     qdev_prop_set_uint16(dev, "depth", depth);
499     s = SYS_BUS_DEVICE(dev);
500     sysbus_realize_and_unref(s, &error_fatal);
501 
502     /* 10/ROM : FCode ROM */
503     sysbus_mmio_map(s, 0, addr);
504     /* 2/STIP : Stipple */
505     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
506     /* 3/BLIT : Blitter */
507     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
508     /* 5/RSTIP : Raw Stipple */
509     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
510     /* 6/RBLIT : Raw Blitter */
511     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
512     /* 7/TEC : Transform Engine */
513     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
514     /* 8/CMAP  : DAC */
515     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
516     /* 9/THC : */
517     if (depth == 8) {
518         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
519     } else {
520         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
521     }
522     /* 11/DHC : */
523     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
524     /* 12/ALT : */
525     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
526     /* 0/DFB8 : 8-bit plane */
527     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
528     /* 1/DFB24 : 24bit plane */
529     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
530     /* 4/RDFB32: Raw framebuffer. Control plane */
531     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
532     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
533     if (depth == 8) {
534         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
535     }
536 
537     sysbus_connect_irq(s, 0, irq);
538 }
539 
540 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
541                      int height, int depth)
542 {
543     DeviceState *dev;
544     SysBusDevice *s;
545 
546     dev = qdev_new("cgthree");
547     qdev_prop_set_uint32(dev, "vram-size", vram_size);
548     qdev_prop_set_uint16(dev, "width", width);
549     qdev_prop_set_uint16(dev, "height", height);
550     qdev_prop_set_uint16(dev, "depth", depth);
551     s = SYS_BUS_DEVICE(dev);
552     sysbus_realize_and_unref(s, &error_fatal);
553 
554     /* FCode ROM */
555     sysbus_mmio_map(s, 0, addr);
556     /* DAC */
557     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
558     /* 8-bit plane */
559     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
560 
561     sysbus_connect_irq(s, 0, irq);
562 }
563 
564 /* NCR89C100/MACIO Internal ID register */
565 
566 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
567 
568 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
569 
570 static void idreg_init(hwaddr addr)
571 {
572     DeviceState *dev;
573     SysBusDevice *s;
574 
575     dev = qdev_new(TYPE_MACIO_ID_REGISTER);
576     s = SYS_BUS_DEVICE(dev);
577     sysbus_realize_and_unref(s, &error_fatal);
578 
579     sysbus_mmio_map(s, 0, addr);
580     address_space_write_rom(&address_space_memory, addr,
581                             MEMTXATTRS_UNSPECIFIED,
582                             idreg_data, sizeof(idreg_data));
583 }
584 
585 OBJECT_DECLARE_SIMPLE_TYPE(IDRegState, MACIO_ID_REGISTER)
586 
587 struct IDRegState {
588     SysBusDevice parent_obj;
589 
590     MemoryRegion mem;
591 };
592 
593 static void idreg_realize(DeviceState *ds, Error **errp)
594 {
595     IDRegState *s = MACIO_ID_REGISTER(ds);
596     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
597     Error *local_err = NULL;
598 
599     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.idreg",
600                                      sizeof(idreg_data), &local_err);
601     if (local_err) {
602         error_propagate(errp, local_err);
603         return;
604     }
605 
606     vmstate_register_ram_global(&s->mem);
607     memory_region_set_readonly(&s->mem, true);
608     sysbus_init_mmio(dev, &s->mem);
609 }
610 
611 static void idreg_class_init(ObjectClass *oc, void *data)
612 {
613     DeviceClass *dc = DEVICE_CLASS(oc);
614 
615     dc->realize = idreg_realize;
616 }
617 
618 static const TypeInfo idreg_info = {
619     .name          = TYPE_MACIO_ID_REGISTER,
620     .parent        = TYPE_SYS_BUS_DEVICE,
621     .instance_size = sizeof(IDRegState),
622     .class_init    = idreg_class_init,
623 };
624 
625 #define TYPE_TCX_AFX "tcx_afx"
626 OBJECT_DECLARE_SIMPLE_TYPE(AFXState, TCX_AFX)
627 
628 struct AFXState {
629     SysBusDevice parent_obj;
630 
631     MemoryRegion mem;
632 };
633 
634 /* SS-5 TCX AFX register */
635 static void afx_init(hwaddr addr)
636 {
637     DeviceState *dev;
638     SysBusDevice *s;
639 
640     dev = qdev_new(TYPE_TCX_AFX);
641     s = SYS_BUS_DEVICE(dev);
642     sysbus_realize_and_unref(s, &error_fatal);
643 
644     sysbus_mmio_map(s, 0, addr);
645 }
646 
647 static void afx_realize(DeviceState *ds, Error **errp)
648 {
649     AFXState *s = TCX_AFX(ds);
650     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
651     Error *local_err = NULL;
652 
653     memory_region_init_ram_nomigrate(&s->mem, OBJECT(ds), "sun4m.afx", 4,
654                                      &local_err);
655     if (local_err) {
656         error_propagate(errp, local_err);
657         return;
658     }
659 
660     vmstate_register_ram_global(&s->mem);
661     sysbus_init_mmio(dev, &s->mem);
662 }
663 
664 static void afx_class_init(ObjectClass *oc, void *data)
665 {
666     DeviceClass *dc = DEVICE_CLASS(oc);
667 
668     dc->realize = afx_realize;
669 }
670 
671 static const TypeInfo afx_info = {
672     .name          = TYPE_TCX_AFX,
673     .parent        = TYPE_SYS_BUS_DEVICE,
674     .instance_size = sizeof(AFXState),
675     .class_init    = afx_class_init,
676 };
677 
678 #define TYPE_OPENPROM "openprom"
679 typedef struct PROMState PROMState;
680 DECLARE_INSTANCE_CHECKER(PROMState, OPENPROM,
681                          TYPE_OPENPROM)
682 
683 struct PROMState {
684     SysBusDevice parent_obj;
685 
686     MemoryRegion prom;
687 };
688 
689 /* Boot PROM (OpenBIOS) */
690 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
691 {
692     hwaddr *base_addr = (hwaddr *)opaque;
693     return addr + *base_addr - PROM_VADDR;
694 }
695 
696 static void prom_init(hwaddr addr, const char *bios_name)
697 {
698     DeviceState *dev;
699     SysBusDevice *s;
700     char *filename;
701     int ret;
702 
703     dev = qdev_new(TYPE_OPENPROM);
704     s = SYS_BUS_DEVICE(dev);
705     sysbus_realize_and_unref(s, &error_fatal);
706 
707     sysbus_mmio_map(s, 0, addr);
708 
709     /* load boot prom */
710     if (bios_name == NULL) {
711         bios_name = PROM_FILENAME;
712     }
713     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
714     if (filename) {
715         ret = load_elf(filename, NULL,
716                        translate_prom_address, &addr, NULL,
717                        NULL, NULL, NULL, 1, EM_SPARC, 0, 0);
718         if (ret < 0 || ret > PROM_SIZE_MAX) {
719             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
720         }
721         g_free(filename);
722     } else {
723         ret = -1;
724     }
725     if (ret < 0 || ret > PROM_SIZE_MAX) {
726         error_report("could not load prom '%s'", bios_name);
727         exit(1);
728     }
729 }
730 
731 static void prom_realize(DeviceState *ds, Error **errp)
732 {
733     PROMState *s = OPENPROM(ds);
734     SysBusDevice *dev = SYS_BUS_DEVICE(ds);
735     Error *local_err = NULL;
736 
737     memory_region_init_ram_nomigrate(&s->prom, OBJECT(ds), "sun4m.prom",
738                                      PROM_SIZE_MAX, &local_err);
739     if (local_err) {
740         error_propagate(errp, local_err);
741         return;
742     }
743 
744     vmstate_register_ram_global(&s->prom);
745     memory_region_set_readonly(&s->prom, true);
746     sysbus_init_mmio(dev, &s->prom);
747 }
748 
749 static Property prom_properties[] = {
750     {/* end of property list */},
751 };
752 
753 static void prom_class_init(ObjectClass *klass, void *data)
754 {
755     DeviceClass *dc = DEVICE_CLASS(klass);
756 
757     device_class_set_props(dc, prom_properties);
758     dc->realize = prom_realize;
759 }
760 
761 static const TypeInfo prom_info = {
762     .name          = TYPE_OPENPROM,
763     .parent        = TYPE_SYS_BUS_DEVICE,
764     .instance_size = sizeof(PROMState),
765     .class_init    = prom_class_init,
766 };
767 
768 #define TYPE_SUN4M_MEMORY "memory"
769 typedef struct RamDevice RamDevice;
770 DECLARE_INSTANCE_CHECKER(RamDevice, SUN4M_RAM,
771                          TYPE_SUN4M_MEMORY)
772 
773 struct RamDevice {
774     SysBusDevice parent_obj;
775     HostMemoryBackend *memdev;
776 };
777 
778 /* System RAM */
779 static void ram_realize(DeviceState *dev, Error **errp)
780 {
781     RamDevice *d = SUN4M_RAM(dev);
782     MemoryRegion *ram = host_memory_backend_get_memory(d->memdev);
783 
784     sysbus_init_mmio(SYS_BUS_DEVICE(dev), ram);
785 }
786 
787 static void ram_initfn(Object *obj)
788 {
789     RamDevice *d = SUN4M_RAM(obj);
790     object_property_add_link(obj, "memdev", TYPE_MEMORY_BACKEND,
791                              (Object **)&d->memdev,
792                              object_property_allow_set_link,
793                              OBJ_PROP_LINK_STRONG);
794     object_property_set_description(obj, "memdev", "Set RAM backend"
795                                     "Valid value is ID of a hostmem backend");
796 }
797 
798 static void ram_class_init(ObjectClass *klass, void *data)
799 {
800     DeviceClass *dc = DEVICE_CLASS(klass);
801 
802     dc->realize = ram_realize;
803 }
804 
805 static const TypeInfo ram_info = {
806     .name          = TYPE_SUN4M_MEMORY,
807     .parent        = TYPE_SYS_BUS_DEVICE,
808     .instance_size = sizeof(RamDevice),
809     .instance_init = ram_initfn,
810     .class_init    = ram_class_init,
811 };
812 
813 static void cpu_devinit(const char *cpu_type, unsigned int id,
814                         uint64_t prom_addr, qemu_irq **cpu_irqs)
815 {
816     SPARCCPU *cpu;
817     CPUSPARCState *env;
818 
819     cpu = SPARC_CPU(object_new(cpu_type));
820     env = &cpu->env;
821 
822     cpu_sparc_set_id(env, id);
823     qemu_register_reset(sun4m_cpu_reset, cpu);
824     object_property_set_bool(OBJECT(cpu), "start-powered-off", id != 0,
825                              &error_fatal);
826     qdev_realize_and_unref(DEVICE(cpu), NULL, &error_fatal);
827     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
828     env->prom_addr = prom_addr;
829 }
830 
831 static void dummy_fdc_tc(void *opaque, int irq, int level)
832 {
833 }
834 
835 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
836                           MachineState *machine)
837 {
838     DeviceState *slavio_intctl;
839     unsigned int i;
840     void *nvram;
841     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS];
842     qemu_irq fdc_tc;
843     unsigned long kernel_size;
844     uint32_t initrd_size;
845     DriveInfo *fd[MAX_FD];
846     FWCfgState *fw_cfg;
847     DeviceState *dev;
848     SysBusDevice *s;
849     unsigned int smp_cpus = machine->smp.cpus;
850     unsigned int max_cpus = machine->smp.max_cpus;
851     Object *ram_memdev = object_resolve_path_type(machine->ram_memdev_id,
852                                                   TYPE_MEMORY_BACKEND, NULL);
853 
854     if (machine->ram_size > hwdef->max_mem) {
855         error_report("Too much memory for this machine: %" PRId64 ","
856                      " maximum %" PRId64,
857                      machine->ram_size / MiB, hwdef->max_mem / MiB);
858         exit(1);
859     }
860 
861     /* init CPUs */
862     for(i = 0; i < smp_cpus; i++) {
863         cpu_devinit(machine->cpu_type, i, hwdef->slavio_base, &cpu_irqs[i]);
864     }
865 
866     for (i = smp_cpus; i < MAX_CPUS; i++)
867         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
868 
869     /* Create and map RAM frontend */
870     dev = qdev_new("memory");
871     object_property_set_link(OBJECT(dev), "memdev", ram_memdev, &error_fatal);
872     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
873     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, 0);
874 
875     /* models without ECC don't trap when missing ram is accessed */
876     if (!hwdef->ecc_base) {
877         empty_slot_init("ecc", machine->ram_size,
878                         hwdef->max_mem - machine->ram_size);
879     }
880 
881     prom_init(hwdef->slavio_base, bios_name);
882 
883     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
884                                        hwdef->intctl_base + 0x10000ULL,
885                                        cpu_irqs);
886 
887     for (i = 0; i < 32; i++) {
888         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
889     }
890     for (i = 0; i < MAX_CPUS; i++) {
891         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
892     }
893 
894     if (hwdef->idreg_base) {
895         idreg_init(hwdef->idreg_base);
896     }
897 
898     if (hwdef->afx_base) {
899         afx_init(hwdef->afx_base);
900     }
901 
902     iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]);
903 
904     if (hwdef->iommu_pad_base) {
905         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
906            Software shouldn't use aliased addresses, neither should it crash
907            when does. Using empty_slot instead of aliasing can help with
908            debugging such accesses */
909         empty_slot_init("iommu.alias",
910                         hwdef->iommu_pad_base, hwdef->iommu_pad_len);
911     }
912 
913     sparc32_dma_init(hwdef->dma_base,
914                      hwdef->esp_base, slavio_irq[18],
915                      hwdef->le_base, slavio_irq[16]);
916 
917     if (graphic_depth != 8 && graphic_depth != 24) {
918         error_report("Unsupported depth: %d", graphic_depth);
919         exit (1);
920     }
921     if (vga_interface_type != VGA_NONE) {
922         if (vga_interface_type == VGA_CG3) {
923             if (graphic_depth != 8) {
924                 error_report("Unsupported depth: %d", graphic_depth);
925                 exit(1);
926             }
927 
928             if (!(graphic_width == 1024 && graphic_height == 768) &&
929                 !(graphic_width == 1152 && graphic_height == 900)) {
930                 error_report("Unsupported resolution: %d x %d", graphic_width,
931                              graphic_height);
932                 exit(1);
933             }
934 
935             /* sbus irq 5 */
936             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
937                      graphic_width, graphic_height, graphic_depth);
938         } else {
939             /* If no display specified, default to TCX */
940             if (graphic_depth != 8 && graphic_depth != 24) {
941                 error_report("Unsupported depth: %d", graphic_depth);
942                 exit(1);
943             }
944 
945             if (!(graphic_width == 1024 && graphic_height == 768)) {
946                 error_report("Unsupported resolution: %d x %d",
947                              graphic_width, graphic_height);
948                 exit(1);
949             }
950 
951             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
952                      graphic_width, graphic_height, graphic_depth);
953         }
954     }
955 
956     for (i = 0; i < MAX_VSIMMS; i++) {
957         /* vsimm registers probed by OBP */
958         if (hwdef->vsimm[i].reg_base) {
959             char *name = g_strdup_printf("vsimm[%d]", i);
960             empty_slot_init(name, hwdef->vsimm[i].reg_base, 0x2000);
961             g_free(name);
962         }
963     }
964 
965     if (hwdef->sx_base) {
966         create_unimplemented_device("SUNW,sx", hwdef->sx_base, 0x2000);
967     }
968 
969     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
970 
971     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
972 
973     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
974        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
975     dev = qdev_new(TYPE_ESCC);
976     qdev_prop_set_uint32(dev, "disabled", !machine->enable_graphics);
977     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
978     qdev_prop_set_uint32(dev, "it_shift", 1);
979     qdev_prop_set_chr(dev, "chrB", NULL);
980     qdev_prop_set_chr(dev, "chrA", NULL);
981     qdev_prop_set_uint32(dev, "chnBtype", escc_mouse);
982     qdev_prop_set_uint32(dev, "chnAtype", escc_kbd);
983     s = SYS_BUS_DEVICE(dev);
984     sysbus_realize_and_unref(s, &error_fatal);
985     sysbus_connect_irq(s, 0, slavio_irq[14]);
986     sysbus_connect_irq(s, 1, slavio_irq[14]);
987     sysbus_mmio_map(s, 0, hwdef->ms_kb_base);
988 
989     dev = qdev_new(TYPE_ESCC);
990     qdev_prop_set_uint32(dev, "disabled", 0);
991     qdev_prop_set_uint32(dev, "frequency", ESCC_CLOCK);
992     qdev_prop_set_uint32(dev, "it_shift", 1);
993     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
994     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
995     qdev_prop_set_uint32(dev, "chnBtype", escc_serial);
996     qdev_prop_set_uint32(dev, "chnAtype", escc_serial);
997 
998     s = SYS_BUS_DEVICE(dev);
999     sysbus_realize_and_unref(s, &error_fatal);
1000     sysbus_connect_irq(s, 0, slavio_irq[15]);
1001     sysbus_connect_irq(s, 1,  slavio_irq[15]);
1002     sysbus_mmio_map(s, 0, hwdef->serial_base);
1003 
1004     if (hwdef->apc_base) {
1005         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
1006     }
1007 
1008     if (hwdef->fd_base) {
1009         /* there is zero or one floppy drive */
1010         memset(fd, 0, sizeof(fd));
1011         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1012         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1013                           &fdc_tc);
1014     } else {
1015         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1016     }
1017 
1018     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1019                      slavio_irq[30], fdc_tc);
1020 
1021     if (hwdef->cs_base) {
1022         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1023                              slavio_irq[5]);
1024     }
1025 
1026     if (hwdef->dbri_base) {
1027         /* ISDN chip with attached CS4215 audio codec */
1028         /* prom space */
1029         create_unimplemented_device("SUNW,DBRI.prom",
1030                                     hwdef->dbri_base + 0x1000, 0x30);
1031         /* reg space */
1032         create_unimplemented_device("SUNW,DBRI",
1033                                     hwdef->dbri_base + 0x10000, 0x100);
1034     }
1035 
1036     if (hwdef->bpp_base) {
1037         /* parallel port */
1038         create_unimplemented_device("SUNW,bpp", hwdef->bpp_base, 0x20);
1039     }
1040 
1041     initrd_size = 0;
1042     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1043                                     machine->initrd_filename,
1044                                     machine->ram_size, &initrd_size);
1045 
1046     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1047                machine->boot_order, machine->ram_size, kernel_size,
1048                graphic_width, graphic_height, graphic_depth,
1049                hwdef->nvram_machine_id, "Sun4m");
1050 
1051     if (hwdef->ecc_base)
1052         ecc_init(hwdef->ecc_base, slavio_irq[28],
1053                  hwdef->ecc_version);
1054 
1055     dev = qdev_new(TYPE_FW_CFG_MEM);
1056     fw_cfg = FW_CFG(dev);
1057     qdev_prop_set_uint32(dev, "data_width", 1);
1058     qdev_prop_set_bit(dev, "dma_enabled", false);
1059     object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
1060                               OBJECT(fw_cfg));
1061     s = SYS_BUS_DEVICE(dev);
1062     sysbus_realize_and_unref(s, &error_fatal);
1063     sysbus_mmio_map(s, 0, CFG_ADDR);
1064     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
1065 
1066     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
1067     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1068     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size);
1069     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1070     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1071     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1072     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1073     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1074     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1075     if (machine->kernel_cmdline) {
1076         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1077         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1078                          machine->kernel_cmdline);
1079         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1080         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1081                        strlen(machine->kernel_cmdline) + 1);
1082     } else {
1083         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1084         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1085     }
1086     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1087     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
1088     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1089     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1090 }
1091 
1092 enum {
1093     ss5_id = 32,
1094     vger_id,
1095     lx_id,
1096     ss4_id,
1097     scls_id,
1098     sbook_id,
1099     ss10_id = 64,
1100     ss20_id,
1101     ss600mp_id,
1102 };
1103 
1104 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1105     /* SS-5 */
1106     {
1107         .iommu_base   = 0x10000000,
1108         .iommu_pad_base = 0x10004000,
1109         .iommu_pad_len  = 0x0fffb000,
1110         .tcx_base     = 0x50000000,
1111         .cs_base      = 0x6c000000,
1112         .slavio_base  = 0x70000000,
1113         .ms_kb_base   = 0x71000000,
1114         .serial_base  = 0x71100000,
1115         .nvram_base   = 0x71200000,
1116         .fd_base      = 0x71400000,
1117         .counter_base = 0x71d00000,
1118         .intctl_base  = 0x71e00000,
1119         .idreg_base   = 0x78000000,
1120         .dma_base     = 0x78400000,
1121         .esp_base     = 0x78800000,
1122         .le_base      = 0x78c00000,
1123         .apc_base     = 0x6a000000,
1124         .afx_base     = 0x6e000000,
1125         .aux1_base    = 0x71900000,
1126         .aux2_base    = 0x71910000,
1127         .nvram_machine_id = 0x80,
1128         .machine_id = ss5_id,
1129         .iommu_version = 0x05000000,
1130         .max_mem = 0x10000000,
1131     },
1132     /* SS-10 */
1133     {
1134         .iommu_base   = 0xfe0000000ULL,
1135         .tcx_base     = 0xe20000000ULL,
1136         .slavio_base  = 0xff0000000ULL,
1137         .ms_kb_base   = 0xff1000000ULL,
1138         .serial_base  = 0xff1100000ULL,
1139         .nvram_base   = 0xff1200000ULL,
1140         .fd_base      = 0xff1700000ULL,
1141         .counter_base = 0xff1300000ULL,
1142         .intctl_base  = 0xff1400000ULL,
1143         .idreg_base   = 0xef0000000ULL,
1144         .dma_base     = 0xef0400000ULL,
1145         .esp_base     = 0xef0800000ULL,
1146         .le_base      = 0xef0c00000ULL,
1147         .apc_base     = 0xefa000000ULL, // XXX should not exist
1148         .aux1_base    = 0xff1800000ULL,
1149         .aux2_base    = 0xff1a01000ULL,
1150         .ecc_base     = 0xf00000000ULL,
1151         .ecc_version  = 0x10000000, // version 0, implementation 1
1152         .nvram_machine_id = 0x72,
1153         .machine_id = ss10_id,
1154         .iommu_version = 0x03000000,
1155         .max_mem = 0xf00000000ULL,
1156     },
1157     /* SS-600MP */
1158     {
1159         .iommu_base   = 0xfe0000000ULL,
1160         .tcx_base     = 0xe20000000ULL,
1161         .slavio_base  = 0xff0000000ULL,
1162         .ms_kb_base   = 0xff1000000ULL,
1163         .serial_base  = 0xff1100000ULL,
1164         .nvram_base   = 0xff1200000ULL,
1165         .counter_base = 0xff1300000ULL,
1166         .intctl_base  = 0xff1400000ULL,
1167         .dma_base     = 0xef0081000ULL,
1168         .esp_base     = 0xef0080000ULL,
1169         .le_base      = 0xef0060000ULL,
1170         .apc_base     = 0xefa000000ULL, // XXX should not exist
1171         .aux1_base    = 0xff1800000ULL,
1172         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1173         .ecc_base     = 0xf00000000ULL,
1174         .ecc_version  = 0x00000000, // version 0, implementation 0
1175         .nvram_machine_id = 0x71,
1176         .machine_id = ss600mp_id,
1177         .iommu_version = 0x01000000,
1178         .max_mem = 0xf00000000ULL,
1179     },
1180     /* SS-20 */
1181     {
1182         .iommu_base   = 0xfe0000000ULL,
1183         .tcx_base     = 0xe20000000ULL,
1184         .slavio_base  = 0xff0000000ULL,
1185         .ms_kb_base   = 0xff1000000ULL,
1186         .serial_base  = 0xff1100000ULL,
1187         .nvram_base   = 0xff1200000ULL,
1188         .fd_base      = 0xff1700000ULL,
1189         .counter_base = 0xff1300000ULL,
1190         .intctl_base  = 0xff1400000ULL,
1191         .idreg_base   = 0xef0000000ULL,
1192         .dma_base     = 0xef0400000ULL,
1193         .esp_base     = 0xef0800000ULL,
1194         .le_base      = 0xef0c00000ULL,
1195         .bpp_base     = 0xef4800000ULL,
1196         .apc_base     = 0xefa000000ULL, // XXX should not exist
1197         .aux1_base    = 0xff1800000ULL,
1198         .aux2_base    = 0xff1a01000ULL,
1199         .dbri_base    = 0xee0000000ULL,
1200         .sx_base      = 0xf80000000ULL,
1201         .vsimm        = {
1202             {
1203                 .reg_base  = 0x9c000000ULL,
1204                 .vram_base = 0xfc000000ULL
1205             }, {
1206                 .reg_base  = 0x90000000ULL,
1207                 .vram_base = 0xf0000000ULL
1208             }, {
1209                 .reg_base  = 0x94000000ULL
1210             }, {
1211                 .reg_base  = 0x98000000ULL
1212             }
1213         },
1214         .ecc_base     = 0xf00000000ULL,
1215         .ecc_version  = 0x20000000, // version 0, implementation 2
1216         .nvram_machine_id = 0x72,
1217         .machine_id = ss20_id,
1218         .iommu_version = 0x13000000,
1219         .max_mem = 0xf00000000ULL,
1220     },
1221     /* Voyager */
1222     {
1223         .iommu_base   = 0x10000000,
1224         .tcx_base     = 0x50000000,
1225         .slavio_base  = 0x70000000,
1226         .ms_kb_base   = 0x71000000,
1227         .serial_base  = 0x71100000,
1228         .nvram_base   = 0x71200000,
1229         .fd_base      = 0x71400000,
1230         .counter_base = 0x71d00000,
1231         .intctl_base  = 0x71e00000,
1232         .idreg_base   = 0x78000000,
1233         .dma_base     = 0x78400000,
1234         .esp_base     = 0x78800000,
1235         .le_base      = 0x78c00000,
1236         .apc_base     = 0x71300000, // pmc
1237         .aux1_base    = 0x71900000,
1238         .aux2_base    = 0x71910000,
1239         .nvram_machine_id = 0x80,
1240         .machine_id = vger_id,
1241         .iommu_version = 0x05000000,
1242         .max_mem = 0x10000000,
1243     },
1244     /* LX */
1245     {
1246         .iommu_base   = 0x10000000,
1247         .iommu_pad_base = 0x10004000,
1248         .iommu_pad_len  = 0x0fffb000,
1249         .tcx_base     = 0x50000000,
1250         .slavio_base  = 0x70000000,
1251         .ms_kb_base   = 0x71000000,
1252         .serial_base  = 0x71100000,
1253         .nvram_base   = 0x71200000,
1254         .fd_base      = 0x71400000,
1255         .counter_base = 0x71d00000,
1256         .intctl_base  = 0x71e00000,
1257         .idreg_base   = 0x78000000,
1258         .dma_base     = 0x78400000,
1259         .esp_base     = 0x78800000,
1260         .le_base      = 0x78c00000,
1261         .aux1_base    = 0x71900000,
1262         .aux2_base    = 0x71910000,
1263         .nvram_machine_id = 0x80,
1264         .machine_id = lx_id,
1265         .iommu_version = 0x04000000,
1266         .max_mem = 0x10000000,
1267     },
1268     /* SS-4 */
1269     {
1270         .iommu_base   = 0x10000000,
1271         .tcx_base     = 0x50000000,
1272         .cs_base      = 0x6c000000,
1273         .slavio_base  = 0x70000000,
1274         .ms_kb_base   = 0x71000000,
1275         .serial_base  = 0x71100000,
1276         .nvram_base   = 0x71200000,
1277         .fd_base      = 0x71400000,
1278         .counter_base = 0x71d00000,
1279         .intctl_base  = 0x71e00000,
1280         .idreg_base   = 0x78000000,
1281         .dma_base     = 0x78400000,
1282         .esp_base     = 0x78800000,
1283         .le_base      = 0x78c00000,
1284         .apc_base     = 0x6a000000,
1285         .aux1_base    = 0x71900000,
1286         .aux2_base    = 0x71910000,
1287         .nvram_machine_id = 0x80,
1288         .machine_id = ss4_id,
1289         .iommu_version = 0x05000000,
1290         .max_mem = 0x10000000,
1291     },
1292     /* SPARCClassic */
1293     {
1294         .iommu_base   = 0x10000000,
1295         .tcx_base     = 0x50000000,
1296         .slavio_base  = 0x70000000,
1297         .ms_kb_base   = 0x71000000,
1298         .serial_base  = 0x71100000,
1299         .nvram_base   = 0x71200000,
1300         .fd_base      = 0x71400000,
1301         .counter_base = 0x71d00000,
1302         .intctl_base  = 0x71e00000,
1303         .idreg_base   = 0x78000000,
1304         .dma_base     = 0x78400000,
1305         .esp_base     = 0x78800000,
1306         .le_base      = 0x78c00000,
1307         .apc_base     = 0x6a000000,
1308         .aux1_base    = 0x71900000,
1309         .aux2_base    = 0x71910000,
1310         .nvram_machine_id = 0x80,
1311         .machine_id = scls_id,
1312         .iommu_version = 0x05000000,
1313         .max_mem = 0x10000000,
1314     },
1315     /* SPARCbook */
1316     {
1317         .iommu_base   = 0x10000000,
1318         .tcx_base     = 0x50000000, // XXX
1319         .slavio_base  = 0x70000000,
1320         .ms_kb_base   = 0x71000000,
1321         .serial_base  = 0x71100000,
1322         .nvram_base   = 0x71200000,
1323         .fd_base      = 0x71400000,
1324         .counter_base = 0x71d00000,
1325         .intctl_base  = 0x71e00000,
1326         .idreg_base   = 0x78000000,
1327         .dma_base     = 0x78400000,
1328         .esp_base     = 0x78800000,
1329         .le_base      = 0x78c00000,
1330         .apc_base     = 0x6a000000,
1331         .aux1_base    = 0x71900000,
1332         .aux2_base    = 0x71910000,
1333         .nvram_machine_id = 0x80,
1334         .machine_id = sbook_id,
1335         .iommu_version = 0x05000000,
1336         .max_mem = 0x10000000,
1337     },
1338 };
1339 
1340 /* SPARCstation 5 hardware initialisation */
1341 static void ss5_init(MachineState *machine)
1342 {
1343     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1344 }
1345 
1346 /* SPARCstation 10 hardware initialisation */
1347 static void ss10_init(MachineState *machine)
1348 {
1349     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1350 }
1351 
1352 /* SPARCserver 600MP hardware initialisation */
1353 static void ss600mp_init(MachineState *machine)
1354 {
1355     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1356 }
1357 
1358 /* SPARCstation 20 hardware initialisation */
1359 static void ss20_init(MachineState *machine)
1360 {
1361     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1362 }
1363 
1364 /* SPARCstation Voyager hardware initialisation */
1365 static void vger_init(MachineState *machine)
1366 {
1367     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1368 }
1369 
1370 /* SPARCstation LX hardware initialisation */
1371 static void ss_lx_init(MachineState *machine)
1372 {
1373     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1374 }
1375 
1376 /* SPARCstation 4 hardware initialisation */
1377 static void ss4_init(MachineState *machine)
1378 {
1379     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1380 }
1381 
1382 /* SPARCClassic hardware initialisation */
1383 static void scls_init(MachineState *machine)
1384 {
1385     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1386 }
1387 
1388 /* SPARCbook hardware initialisation */
1389 static void sbook_init(MachineState *machine)
1390 {
1391     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1392 }
1393 
1394 static void ss5_class_init(ObjectClass *oc, void *data)
1395 {
1396     MachineClass *mc = MACHINE_CLASS(oc);
1397 
1398     mc->desc = "Sun4m platform, SPARCstation 5";
1399     mc->init = ss5_init;
1400     mc->block_default_type = IF_SCSI;
1401     mc->is_default = true;
1402     mc->default_boot_order = "c";
1403     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1404     mc->default_display = "tcx";
1405     mc->default_ram_id = "sun4m.ram";
1406 }
1407 
1408 static const TypeInfo ss5_type = {
1409     .name = MACHINE_TYPE_NAME("SS-5"),
1410     .parent = TYPE_MACHINE,
1411     .class_init = ss5_class_init,
1412 };
1413 
1414 static void ss10_class_init(ObjectClass *oc, void *data)
1415 {
1416     MachineClass *mc = MACHINE_CLASS(oc);
1417 
1418     mc->desc = "Sun4m platform, SPARCstation 10";
1419     mc->init = ss10_init;
1420     mc->block_default_type = IF_SCSI;
1421     mc->max_cpus = 4;
1422     mc->default_boot_order = "c";
1423     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1424     mc->default_display = "tcx";
1425     mc->default_ram_id = "sun4m.ram";
1426 }
1427 
1428 static const TypeInfo ss10_type = {
1429     .name = MACHINE_TYPE_NAME("SS-10"),
1430     .parent = TYPE_MACHINE,
1431     .class_init = ss10_class_init,
1432 };
1433 
1434 static void ss600mp_class_init(ObjectClass *oc, void *data)
1435 {
1436     MachineClass *mc = MACHINE_CLASS(oc);
1437 
1438     mc->desc = "Sun4m platform, SPARCserver 600MP";
1439     mc->init = ss600mp_init;
1440     mc->block_default_type = IF_SCSI;
1441     mc->max_cpus = 4;
1442     mc->default_boot_order = "c";
1443     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1444     mc->default_display = "tcx";
1445     mc->default_ram_id = "sun4m.ram";
1446 }
1447 
1448 static const TypeInfo ss600mp_type = {
1449     .name = MACHINE_TYPE_NAME("SS-600MP"),
1450     .parent = TYPE_MACHINE,
1451     .class_init = ss600mp_class_init,
1452 };
1453 
1454 static void ss20_class_init(ObjectClass *oc, void *data)
1455 {
1456     MachineClass *mc = MACHINE_CLASS(oc);
1457 
1458     mc->desc = "Sun4m platform, SPARCstation 20";
1459     mc->init = ss20_init;
1460     mc->block_default_type = IF_SCSI;
1461     mc->max_cpus = 4;
1462     mc->default_boot_order = "c";
1463     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-SuperSparc-II");
1464     mc->default_display = "tcx";
1465     mc->default_ram_id = "sun4m.ram";
1466 }
1467 
1468 static const TypeInfo ss20_type = {
1469     .name = MACHINE_TYPE_NAME("SS-20"),
1470     .parent = TYPE_MACHINE,
1471     .class_init = ss20_class_init,
1472 };
1473 
1474 static void voyager_class_init(ObjectClass *oc, void *data)
1475 {
1476     MachineClass *mc = MACHINE_CLASS(oc);
1477 
1478     mc->desc = "Sun4m platform, SPARCstation Voyager";
1479     mc->init = vger_init;
1480     mc->block_default_type = IF_SCSI;
1481     mc->default_boot_order = "c";
1482     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1483     mc->default_display = "tcx";
1484     mc->default_ram_id = "sun4m.ram";
1485 }
1486 
1487 static const TypeInfo voyager_type = {
1488     .name = MACHINE_TYPE_NAME("Voyager"),
1489     .parent = TYPE_MACHINE,
1490     .class_init = voyager_class_init,
1491 };
1492 
1493 static void ss_lx_class_init(ObjectClass *oc, void *data)
1494 {
1495     MachineClass *mc = MACHINE_CLASS(oc);
1496 
1497     mc->desc = "Sun4m platform, SPARCstation LX";
1498     mc->init = ss_lx_init;
1499     mc->block_default_type = IF_SCSI;
1500     mc->default_boot_order = "c";
1501     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1502     mc->default_display = "tcx";
1503     mc->default_ram_id = "sun4m.ram";
1504 }
1505 
1506 static const TypeInfo ss_lx_type = {
1507     .name = MACHINE_TYPE_NAME("LX"),
1508     .parent = TYPE_MACHINE,
1509     .class_init = ss_lx_class_init,
1510 };
1511 
1512 static void ss4_class_init(ObjectClass *oc, void *data)
1513 {
1514     MachineClass *mc = MACHINE_CLASS(oc);
1515 
1516     mc->desc = "Sun4m platform, SPARCstation 4";
1517     mc->init = ss4_init;
1518     mc->block_default_type = IF_SCSI;
1519     mc->default_boot_order = "c";
1520     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("Fujitsu-MB86904");
1521     mc->default_display = "tcx";
1522     mc->default_ram_id = "sun4m.ram";
1523 }
1524 
1525 static const TypeInfo ss4_type = {
1526     .name = MACHINE_TYPE_NAME("SS-4"),
1527     .parent = TYPE_MACHINE,
1528     .class_init = ss4_class_init,
1529 };
1530 
1531 static void scls_class_init(ObjectClass *oc, void *data)
1532 {
1533     MachineClass *mc = MACHINE_CLASS(oc);
1534 
1535     mc->desc = "Sun4m platform, SPARCClassic";
1536     mc->init = scls_init;
1537     mc->block_default_type = IF_SCSI;
1538     mc->default_boot_order = "c";
1539     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1540     mc->default_display = "tcx";
1541     mc->default_ram_id = "sun4m.ram";
1542 }
1543 
1544 static const TypeInfo scls_type = {
1545     .name = MACHINE_TYPE_NAME("SPARCClassic"),
1546     .parent = TYPE_MACHINE,
1547     .class_init = scls_class_init,
1548 };
1549 
1550 static void sbook_class_init(ObjectClass *oc, void *data)
1551 {
1552     MachineClass *mc = MACHINE_CLASS(oc);
1553 
1554     mc->desc = "Sun4m platform, SPARCbook";
1555     mc->init = sbook_init;
1556     mc->block_default_type = IF_SCSI;
1557     mc->default_boot_order = "c";
1558     mc->default_cpu_type = SPARC_CPU_TYPE_NAME("TI-MicroSparc-I");
1559     mc->default_display = "tcx";
1560     mc->default_ram_id = "sun4m.ram";
1561 }
1562 
1563 static const TypeInfo sbook_type = {
1564     .name = MACHINE_TYPE_NAME("SPARCbook"),
1565     .parent = TYPE_MACHINE,
1566     .class_init = sbook_class_init,
1567 };
1568 
1569 static void sun4m_register_types(void)
1570 {
1571     type_register_static(&idreg_info);
1572     type_register_static(&afx_info);
1573     type_register_static(&prom_info);
1574     type_register_static(&ram_info);
1575 
1576     type_register_static(&ss5_type);
1577     type_register_static(&ss10_type);
1578     type_register_static(&ss600mp_type);
1579     type_register_static(&ss20_type);
1580     type_register_static(&voyager_type);
1581     type_register_static(&ss_lx_type);
1582     type_register_static(&ss4_type);
1583     type_register_static(&scls_type);
1584     type_register_static(&sbook_type);
1585 }
1586 
1587 type_init(sun4m_register_types)
1588