xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 461a2753)
1 /*
2  * QEMU Sun4m & Sun4d & Sun4c System Emulator
3  *
4  * Copyright (c) 2003-2005 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #include "hw/sysbus.h"
25 #include "qemu/error-report.h"
26 #include "qemu/timer.h"
27 #include "hw/sparc/sun4m.h"
28 #include "hw/timer/m48t59.h"
29 #include "hw/sparc/sparc32_dma.h"
30 #include "hw/block/fdc.h"
31 #include "sysemu/sysemu.h"
32 #include "net/net.h"
33 #include "hw/boards.h"
34 #include "hw/nvram/openbios_firmware_abi.h"
35 #include "hw/scsi/esp.h"
36 #include "hw/i386/pc.h"
37 #include "hw/isa/isa.h"
38 #include "hw/nvram/fw_cfg.h"
39 #include "hw/char/escc.h"
40 #include "hw/empty_slot.h"
41 #include "hw/loader.h"
42 #include "elf.h"
43 #include "sysemu/blockdev.h"
44 #include "trace.h"
45 
46 /*
47  * Sun4m architecture was used in the following machines:
48  *
49  * SPARCserver 6xxMP/xx
50  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
51  * SPARCclassic X (4/10)
52  * SPARCstation LX/ZX (4/30)
53  * SPARCstation Voyager
54  * SPARCstation 10/xx, SPARCserver 10/xx
55  * SPARCstation 5, SPARCserver 5
56  * SPARCstation 20/xx, SPARCserver 20
57  * SPARCstation 4
58  *
59  * See for example: http://www.sunhelp.org/faq/sunref1.html
60  */
61 
62 #define KERNEL_LOAD_ADDR     0x00004000
63 #define CMDLINE_ADDR         0x007ff000
64 #define INITRD_LOAD_ADDR     0x00800000
65 #define PROM_SIZE_MAX        (1024 * 1024)
66 #define PROM_VADDR           0xffd00000
67 #define PROM_FILENAME        "openbios-sparc32"
68 #define CFG_ADDR             0xd00000510ULL
69 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
70 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
71 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
72 
73 #define MAX_CPUS 16
74 #define MAX_PILS 16
75 #define MAX_VSIMMS 4
76 
77 #define ESCC_CLOCK 4915200
78 
79 struct sun4m_hwdef {
80     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
81     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
82     hwaddr serial_base, fd_base;
83     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
84     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
85     hwaddr bpp_base, dbri_base, sx_base;
86     struct {
87         hwaddr reg_base, vram_base;
88     } vsimm[MAX_VSIMMS];
89     hwaddr ecc_base;
90     uint64_t max_mem;
91     const char * const default_cpu_model;
92     uint32_t ecc_version;
93     uint32_t iommu_version;
94     uint16_t machine_id;
95     uint8_t nvram_machine_id;
96 };
97 
98 int DMA_get_channel_mode (int nchan)
99 {
100     return 0;
101 }
102 int DMA_read_memory (int nchan, void *buf, int pos, int size)
103 {
104     return 0;
105 }
106 int DMA_write_memory (int nchan, void *buf, int pos, int size)
107 {
108     return 0;
109 }
110 void DMA_hold_DREQ (int nchan) {}
111 void DMA_release_DREQ (int nchan) {}
112 void DMA_schedule(int nchan) {}
113 
114 void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit)
115 {
116 }
117 
118 void DMA_register_channel (int nchan,
119                            DMA_transfer_handler transfer_handler,
120                            void *opaque)
121 {
122 }
123 
124 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
125 {
126     fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
127     return 0;
128 }
129 
130 static void nvram_init(M48t59State *nvram, uint8_t *macaddr,
131                        const char *cmdline, const char *boot_devices,
132                        ram_addr_t RAM_size, uint32_t kernel_size,
133                        int width, int height, int depth,
134                        int nvram_machine_id, const char *arch)
135 {
136     unsigned int i;
137     uint32_t start, end;
138     uint8_t image[0x1ff0];
139     struct OpenBIOS_nvpart_v1 *part_header;
140 
141     memset(image, '\0', sizeof(image));
142 
143     start = 0;
144 
145     // OpenBIOS nvram variables
146     // Variable partition
147     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
148     part_header->signature = OPENBIOS_PART_SYSTEM;
149     pstrcpy(part_header->name, sizeof(part_header->name), "system");
150 
151     end = start + sizeof(struct OpenBIOS_nvpart_v1);
152     for (i = 0; i < nb_prom_envs; i++)
153         end = OpenBIOS_set_var(image, end, prom_envs[i]);
154 
155     // End marker
156     image[end++] = '\0';
157 
158     end = start + ((end - start + 15) & ~15);
159     OpenBIOS_finish_partition(part_header, end - start);
160 
161     // free partition
162     start = end;
163     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
164     part_header->signature = OPENBIOS_PART_FREE;
165     pstrcpy(part_header->name, sizeof(part_header->name), "free");
166 
167     end = 0x1fd0;
168     OpenBIOS_finish_partition(part_header, end - start);
169 
170     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
171                     nvram_machine_id);
172 
173     for (i = 0; i < sizeof(image); i++)
174         m48t59_write(nvram, i, image[i]);
175 }
176 
177 static DeviceState *slavio_intctl;
178 
179 void sun4m_pic_info(Monitor *mon, const QDict *qdict)
180 {
181     if (slavio_intctl)
182         slavio_pic_info(mon, slavio_intctl);
183 }
184 
185 void sun4m_irq_info(Monitor *mon, const QDict *qdict)
186 {
187     if (slavio_intctl)
188         slavio_irq_info(mon, slavio_intctl);
189 }
190 
191 void cpu_check_irqs(CPUSPARCState *env)
192 {
193     CPUState *cs;
194 
195     if (env->pil_in && (env->interrupt_index == 0 ||
196                         (env->interrupt_index & ~15) == TT_EXTINT)) {
197         unsigned int i;
198 
199         for (i = 15; i > 0; i--) {
200             if (env->pil_in & (1 << i)) {
201                 int old_interrupt = env->interrupt_index;
202 
203                 env->interrupt_index = TT_EXTINT | i;
204                 if (old_interrupt != env->interrupt_index) {
205                     cs = CPU(sparc_env_get_cpu(env));
206                     trace_sun4m_cpu_interrupt(i);
207                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
208                 }
209                 break;
210             }
211         }
212     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
213         cs = CPU(sparc_env_get_cpu(env));
214         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
215         env->interrupt_index = 0;
216         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
217     }
218 }
219 
220 static void cpu_kick_irq(SPARCCPU *cpu)
221 {
222     CPUSPARCState *env = &cpu->env;
223     CPUState *cs = CPU(cpu);
224 
225     cs->halted = 0;
226     cpu_check_irqs(env);
227     qemu_cpu_kick(cs);
228 }
229 
230 static void cpu_set_irq(void *opaque, int irq, int level)
231 {
232     SPARCCPU *cpu = opaque;
233     CPUSPARCState *env = &cpu->env;
234 
235     if (level) {
236         trace_sun4m_cpu_set_irq_raise(irq);
237         env->pil_in |= 1 << irq;
238         cpu_kick_irq(cpu);
239     } else {
240         trace_sun4m_cpu_set_irq_lower(irq);
241         env->pil_in &= ~(1 << irq);
242         cpu_check_irqs(env);
243     }
244 }
245 
246 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
247 {
248 }
249 
250 static void main_cpu_reset(void *opaque)
251 {
252     SPARCCPU *cpu = opaque;
253     CPUState *cs = CPU(cpu);
254 
255     cpu_reset(cs);
256     cs->halted = 0;
257 }
258 
259 static void secondary_cpu_reset(void *opaque)
260 {
261     SPARCCPU *cpu = opaque;
262     CPUState *cs = CPU(cpu);
263 
264     cpu_reset(cs);
265     cs->halted = 1;
266 }
267 
268 static void cpu_halt_signal(void *opaque, int irq, int level)
269 {
270     if (level && current_cpu) {
271         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
272     }
273 }
274 
275 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
276 {
277     return addr - 0xf0000000ULL;
278 }
279 
280 static unsigned long sun4m_load_kernel(const char *kernel_filename,
281                                        const char *initrd_filename,
282                                        ram_addr_t RAM_size)
283 {
284     int linux_boot;
285     unsigned int i;
286     long initrd_size, kernel_size;
287     uint8_t *ptr;
288 
289     linux_boot = (kernel_filename != NULL);
290 
291     kernel_size = 0;
292     if (linux_boot) {
293         int bswap_needed;
294 
295 #ifdef BSWAP_NEEDED
296         bswap_needed = 1;
297 #else
298         bswap_needed = 0;
299 #endif
300         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
301                                NULL, NULL, NULL, 1, ELF_MACHINE, 0);
302         if (kernel_size < 0)
303             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
304                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
305                                     TARGET_PAGE_SIZE);
306         if (kernel_size < 0)
307             kernel_size = load_image_targphys(kernel_filename,
308                                               KERNEL_LOAD_ADDR,
309                                               RAM_size - KERNEL_LOAD_ADDR);
310         if (kernel_size < 0) {
311             fprintf(stderr, "qemu: could not load kernel '%s'\n",
312                     kernel_filename);
313             exit(1);
314         }
315 
316         /* load initrd */
317         initrd_size = 0;
318         if (initrd_filename) {
319             initrd_size = load_image_targphys(initrd_filename,
320                                               INITRD_LOAD_ADDR,
321                                               RAM_size - INITRD_LOAD_ADDR);
322             if (initrd_size < 0) {
323                 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
324                         initrd_filename);
325                 exit(1);
326             }
327         }
328         if (initrd_size > 0) {
329             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
330                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
331                 if (ldl_p(ptr) == 0x48647253) { // HdrS
332                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
333                     stl_p(ptr + 20, initrd_size);
334                     break;
335                 }
336             }
337         }
338     }
339     return kernel_size;
340 }
341 
342 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
343 {
344     DeviceState *dev;
345     SysBusDevice *s;
346 
347     dev = qdev_create(NULL, "iommu");
348     qdev_prop_set_uint32(dev, "version", version);
349     qdev_init_nofail(dev);
350     s = SYS_BUS_DEVICE(dev);
351     sysbus_connect_irq(s, 0, irq);
352     sysbus_mmio_map(s, 0, addr);
353 
354     return s;
355 }
356 
357 static void *sparc32_dma_init(hwaddr daddr, qemu_irq parent_irq,
358                               void *iommu, qemu_irq *dev_irq, int is_ledma)
359 {
360     DeviceState *dev;
361     SysBusDevice *s;
362 
363     dev = qdev_create(NULL, "sparc32_dma");
364     qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
365     qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
366     qdev_init_nofail(dev);
367     s = SYS_BUS_DEVICE(dev);
368     sysbus_connect_irq(s, 0, parent_irq);
369     *dev_irq = qdev_get_gpio_in(dev, 0);
370     sysbus_mmio_map(s, 0, daddr);
371 
372     return s;
373 }
374 
375 static void lance_init(NICInfo *nd, hwaddr leaddr,
376                        void *dma_opaque, qemu_irq irq)
377 {
378     DeviceState *dev;
379     SysBusDevice *s;
380     qemu_irq reset;
381 
382     qemu_check_nic_model(&nd_table[0], "lance");
383 
384     dev = qdev_create(NULL, "lance");
385     qdev_set_nic_properties(dev, nd);
386     qdev_prop_set_ptr(dev, "dma", dma_opaque);
387     qdev_init_nofail(dev);
388     s = SYS_BUS_DEVICE(dev);
389     sysbus_mmio_map(s, 0, leaddr);
390     sysbus_connect_irq(s, 0, irq);
391     reset = qdev_get_gpio_in(dev, 0);
392     qdev_connect_gpio_out(dma_opaque, 0, reset);
393 }
394 
395 static DeviceState *slavio_intctl_init(hwaddr addr,
396                                        hwaddr addrg,
397                                        qemu_irq **parent_irq)
398 {
399     DeviceState *dev;
400     SysBusDevice *s;
401     unsigned int i, j;
402 
403     dev = qdev_create(NULL, "slavio_intctl");
404     qdev_init_nofail(dev);
405 
406     s = SYS_BUS_DEVICE(dev);
407 
408     for (i = 0; i < MAX_CPUS; i++) {
409         for (j = 0; j < MAX_PILS; j++) {
410             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
411         }
412     }
413     sysbus_mmio_map(s, 0, addrg);
414     for (i = 0; i < MAX_CPUS; i++) {
415         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
416     }
417 
418     return dev;
419 }
420 
421 #define SYS_TIMER_OFFSET      0x10000ULL
422 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
423 
424 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
425                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
426 {
427     DeviceState *dev;
428     SysBusDevice *s;
429     unsigned int i;
430 
431     dev = qdev_create(NULL, "slavio_timer");
432     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
433     qdev_init_nofail(dev);
434     s = SYS_BUS_DEVICE(dev);
435     sysbus_connect_irq(s, 0, master_irq);
436     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
437 
438     for (i = 0; i < MAX_CPUS; i++) {
439         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
440         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
441     }
442 }
443 
444 static qemu_irq  slavio_system_powerdown;
445 
446 static void slavio_powerdown_req(Notifier *n, void *opaque)
447 {
448     qemu_irq_raise(slavio_system_powerdown);
449 }
450 
451 static Notifier slavio_system_powerdown_notifier = {
452     .notify = slavio_powerdown_req
453 };
454 
455 #define MISC_LEDS 0x01600000
456 #define MISC_CFG  0x01800000
457 #define MISC_DIAG 0x01a00000
458 #define MISC_MDM  0x01b00000
459 #define MISC_SYS  0x01f00000
460 
461 static void slavio_misc_init(hwaddr base,
462                              hwaddr aux1_base,
463                              hwaddr aux2_base, qemu_irq irq,
464                              qemu_irq fdc_tc)
465 {
466     DeviceState *dev;
467     SysBusDevice *s;
468 
469     dev = qdev_create(NULL, "slavio_misc");
470     qdev_init_nofail(dev);
471     s = SYS_BUS_DEVICE(dev);
472     if (base) {
473         /* 8 bit registers */
474         /* Slavio control */
475         sysbus_mmio_map(s, 0, base + MISC_CFG);
476         /* Diagnostics */
477         sysbus_mmio_map(s, 1, base + MISC_DIAG);
478         /* Modem control */
479         sysbus_mmio_map(s, 2, base + MISC_MDM);
480         /* 16 bit registers */
481         /* ss600mp diag LEDs */
482         sysbus_mmio_map(s, 3, base + MISC_LEDS);
483         /* 32 bit registers */
484         /* System control */
485         sysbus_mmio_map(s, 4, base + MISC_SYS);
486     }
487     if (aux1_base) {
488         /* AUX 1 (Misc System Functions) */
489         sysbus_mmio_map(s, 5, aux1_base);
490     }
491     if (aux2_base) {
492         /* AUX 2 (Software Powerdown Control) */
493         sysbus_mmio_map(s, 6, aux2_base);
494     }
495     sysbus_connect_irq(s, 0, irq);
496     sysbus_connect_irq(s, 1, fdc_tc);
497     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
498     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
499 }
500 
501 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
502 {
503     DeviceState *dev;
504     SysBusDevice *s;
505 
506     dev = qdev_create(NULL, "eccmemctl");
507     qdev_prop_set_uint32(dev, "version", version);
508     qdev_init_nofail(dev);
509     s = SYS_BUS_DEVICE(dev);
510     sysbus_connect_irq(s, 0, irq);
511     sysbus_mmio_map(s, 0, base);
512     if (version == 0) { // SS-600MP only
513         sysbus_mmio_map(s, 1, base + 0x1000);
514     }
515 }
516 
517 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
518 {
519     DeviceState *dev;
520     SysBusDevice *s;
521 
522     dev = qdev_create(NULL, "apc");
523     qdev_init_nofail(dev);
524     s = SYS_BUS_DEVICE(dev);
525     /* Power management (APC) XXX: not a Slavio device */
526     sysbus_mmio_map(s, 0, power_base);
527     sysbus_connect_irq(s, 0, cpu_halt);
528 }
529 
530 static void tcx_init(hwaddr addr, int vram_size, int width,
531                      int height, int depth)
532 {
533     DeviceState *dev;
534     SysBusDevice *s;
535 
536     dev = qdev_create(NULL, "SUNW,tcx");
537     qdev_prop_set_uint32(dev, "vram_size", vram_size);
538     qdev_prop_set_uint16(dev, "width", width);
539     qdev_prop_set_uint16(dev, "height", height);
540     qdev_prop_set_uint16(dev, "depth", depth);
541     qdev_prop_set_uint64(dev, "prom_addr", addr);
542     qdev_init_nofail(dev);
543     s = SYS_BUS_DEVICE(dev);
544     /* FCode ROM */
545     sysbus_mmio_map(s, 0, addr);
546     /* DAC */
547     sysbus_mmio_map(s, 1, addr + 0x00200000ULL);
548     /* TEC (dummy) */
549     sysbus_mmio_map(s, 2, addr + 0x00700000ULL);
550     /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */
551     sysbus_mmio_map(s, 3, addr + 0x00301000ULL);
552     /* 8-bit plane */
553     sysbus_mmio_map(s, 4, addr + 0x00800000ULL);
554     if (depth == 24) {
555         /* 24-bit plane */
556         sysbus_mmio_map(s, 5, addr + 0x02000000ULL);
557         /* Control plane */
558         sysbus_mmio_map(s, 6, addr + 0x0a000000ULL);
559     } else {
560         /* THC 8 bit (dummy) */
561         sysbus_mmio_map(s, 5, addr + 0x00300000ULL);
562     }
563 }
564 
565 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
566                      int height, int depth)
567 {
568     DeviceState *dev;
569     SysBusDevice *s;
570 
571     dev = qdev_create(NULL, "cgthree");
572     qdev_prop_set_uint32(dev, "vram-size", vram_size);
573     qdev_prop_set_uint16(dev, "width", width);
574     qdev_prop_set_uint16(dev, "height", height);
575     qdev_prop_set_uint16(dev, "depth", depth);
576     qdev_prop_set_uint64(dev, "prom-addr", addr);
577     qdev_init_nofail(dev);
578     s = SYS_BUS_DEVICE(dev);
579 
580     /* FCode ROM */
581     sysbus_mmio_map(s, 0, addr);
582     /* DAC */
583     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
584     /* 8-bit plane */
585     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
586 
587     sysbus_connect_irq(s, 0, irq);
588 }
589 
590 /* NCR89C100/MACIO Internal ID register */
591 
592 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
593 
594 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
595 
596 static void idreg_init(hwaddr addr)
597 {
598     DeviceState *dev;
599     SysBusDevice *s;
600 
601     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
602     qdev_init_nofail(dev);
603     s = SYS_BUS_DEVICE(dev);
604 
605     sysbus_mmio_map(s, 0, addr);
606     cpu_physical_memory_write_rom(&address_space_memory,
607                                   addr, idreg_data, sizeof(idreg_data));
608 }
609 
610 #define MACIO_ID_REGISTER(obj) \
611     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
612 
613 typedef struct IDRegState {
614     SysBusDevice parent_obj;
615 
616     MemoryRegion mem;
617 } IDRegState;
618 
619 static int idreg_init1(SysBusDevice *dev)
620 {
621     IDRegState *s = MACIO_ID_REGISTER(dev);
622 
623     memory_region_init_ram(&s->mem, OBJECT(s),
624                            "sun4m.idreg", sizeof(idreg_data), &error_abort);
625     vmstate_register_ram_global(&s->mem);
626     memory_region_set_readonly(&s->mem, true);
627     sysbus_init_mmio(dev, &s->mem);
628     return 0;
629 }
630 
631 static void idreg_class_init(ObjectClass *klass, void *data)
632 {
633     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
634 
635     k->init = idreg_init1;
636 }
637 
638 static const TypeInfo idreg_info = {
639     .name          = TYPE_MACIO_ID_REGISTER,
640     .parent        = TYPE_SYS_BUS_DEVICE,
641     .instance_size = sizeof(IDRegState),
642     .class_init    = idreg_class_init,
643 };
644 
645 #define TYPE_TCX_AFX "tcx_afx"
646 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
647 
648 typedef struct AFXState {
649     SysBusDevice parent_obj;
650 
651     MemoryRegion mem;
652 } AFXState;
653 
654 /* SS-5 TCX AFX register */
655 static void afx_init(hwaddr addr)
656 {
657     DeviceState *dev;
658     SysBusDevice *s;
659 
660     dev = qdev_create(NULL, TYPE_TCX_AFX);
661     qdev_init_nofail(dev);
662     s = SYS_BUS_DEVICE(dev);
663 
664     sysbus_mmio_map(s, 0, addr);
665 }
666 
667 static int afx_init1(SysBusDevice *dev)
668 {
669     AFXState *s = TCX_AFX(dev);
670 
671     memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4, &error_abort);
672     vmstate_register_ram_global(&s->mem);
673     sysbus_init_mmio(dev, &s->mem);
674     return 0;
675 }
676 
677 static void afx_class_init(ObjectClass *klass, void *data)
678 {
679     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
680 
681     k->init = afx_init1;
682 }
683 
684 static const TypeInfo afx_info = {
685     .name          = TYPE_TCX_AFX,
686     .parent        = TYPE_SYS_BUS_DEVICE,
687     .instance_size = sizeof(AFXState),
688     .class_init    = afx_class_init,
689 };
690 
691 #define TYPE_OPENPROM "openprom"
692 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
693 
694 typedef struct PROMState {
695     SysBusDevice parent_obj;
696 
697     MemoryRegion prom;
698 } PROMState;
699 
700 /* Boot PROM (OpenBIOS) */
701 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
702 {
703     hwaddr *base_addr = (hwaddr *)opaque;
704     return addr + *base_addr - PROM_VADDR;
705 }
706 
707 static void prom_init(hwaddr addr, const char *bios_name)
708 {
709     DeviceState *dev;
710     SysBusDevice *s;
711     char *filename;
712     int ret;
713 
714     dev = qdev_create(NULL, TYPE_OPENPROM);
715     qdev_init_nofail(dev);
716     s = SYS_BUS_DEVICE(dev);
717 
718     sysbus_mmio_map(s, 0, addr);
719 
720     /* load boot prom */
721     if (bios_name == NULL) {
722         bios_name = PROM_FILENAME;
723     }
724     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
725     if (filename) {
726         ret = load_elf(filename, translate_prom_address, &addr, NULL,
727                        NULL, NULL, 1, ELF_MACHINE, 0);
728         if (ret < 0 || ret > PROM_SIZE_MAX) {
729             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
730         }
731         g_free(filename);
732     } else {
733         ret = -1;
734     }
735     if (ret < 0 || ret > PROM_SIZE_MAX) {
736         fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
737         exit(1);
738     }
739 }
740 
741 static int prom_init1(SysBusDevice *dev)
742 {
743     PROMState *s = OPENPROM(dev);
744 
745     memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX,
746                            &error_abort);
747     vmstate_register_ram_global(&s->prom);
748     memory_region_set_readonly(&s->prom, true);
749     sysbus_init_mmio(dev, &s->prom);
750     return 0;
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     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
761 
762     k->init = prom_init1;
763     dc->props = prom_properties;
764 }
765 
766 static const TypeInfo prom_info = {
767     .name          = TYPE_OPENPROM,
768     .parent        = TYPE_SYS_BUS_DEVICE,
769     .instance_size = sizeof(PROMState),
770     .class_init    = prom_class_init,
771 };
772 
773 #define TYPE_SUN4M_MEMORY "memory"
774 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
775 
776 typedef struct RamDevice {
777     SysBusDevice parent_obj;
778 
779     MemoryRegion ram;
780     uint64_t size;
781 } RamDevice;
782 
783 /* System RAM */
784 static int ram_init1(SysBusDevice *dev)
785 {
786     RamDevice *d = SUN4M_RAM(dev);
787 
788     memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size,
789                            &error_abort);
790     vmstate_register_ram_global(&d->ram);
791     sysbus_init_mmio(dev, &d->ram);
792     return 0;
793 }
794 
795 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
796                      uint64_t max_mem)
797 {
798     DeviceState *dev;
799     SysBusDevice *s;
800     RamDevice *d;
801 
802     /* allocate RAM */
803     if ((uint64_t)RAM_size > max_mem) {
804         fprintf(stderr,
805                 "qemu: Too much memory for this machine: %d, maximum %d\n",
806                 (unsigned int)(RAM_size / (1024 * 1024)),
807                 (unsigned int)(max_mem / (1024 * 1024)));
808         exit(1);
809     }
810     dev = qdev_create(NULL, "memory");
811     s = SYS_BUS_DEVICE(dev);
812 
813     d = SUN4M_RAM(dev);
814     d->size = RAM_size;
815     qdev_init_nofail(dev);
816 
817     sysbus_mmio_map(s, 0, addr);
818 }
819 
820 static Property ram_properties[] = {
821     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
822     DEFINE_PROP_END_OF_LIST(),
823 };
824 
825 static void ram_class_init(ObjectClass *klass, void *data)
826 {
827     DeviceClass *dc = DEVICE_CLASS(klass);
828     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
829 
830     k->init = ram_init1;
831     dc->props = ram_properties;
832 }
833 
834 static const TypeInfo ram_info = {
835     .name          = TYPE_SUN4M_MEMORY,
836     .parent        = TYPE_SYS_BUS_DEVICE,
837     .instance_size = sizeof(RamDevice),
838     .class_init    = ram_class_init,
839 };
840 
841 static void cpu_devinit(const char *cpu_model, unsigned int id,
842                         uint64_t prom_addr, qemu_irq **cpu_irqs)
843 {
844     CPUState *cs;
845     SPARCCPU *cpu;
846     CPUSPARCState *env;
847 
848     cpu = cpu_sparc_init(cpu_model);
849     if (cpu == NULL) {
850         fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
851         exit(1);
852     }
853     env = &cpu->env;
854 
855     cpu_sparc_set_id(env, id);
856     if (id == 0) {
857         qemu_register_reset(main_cpu_reset, cpu);
858     } else {
859         qemu_register_reset(secondary_cpu_reset, cpu);
860         cs = CPU(cpu);
861         cs->halted = 1;
862     }
863     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
864     env->prom_addr = prom_addr;
865 }
866 
867 static void dummy_fdc_tc(void *opaque, int irq, int level)
868 {
869 }
870 
871 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
872                           MachineState *machine)
873 {
874     const char *cpu_model = machine->cpu_model;
875     unsigned int i;
876     void *iommu, *espdma, *ledma, *nvram;
877     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
878         espdma_irq, ledma_irq;
879     qemu_irq esp_reset, dma_enable;
880     qemu_irq fdc_tc;
881     qemu_irq *cpu_halt;
882     unsigned long kernel_size;
883     DriveInfo *fd[MAX_FD];
884     FWCfgState *fw_cfg;
885     unsigned int num_vsimms;
886 
887     /* init CPUs */
888     if (!cpu_model)
889         cpu_model = hwdef->default_cpu_model;
890 
891     for(i = 0; i < smp_cpus; i++) {
892         cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
893     }
894 
895     for (i = smp_cpus; i < MAX_CPUS; i++)
896         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
897 
898 
899     /* set up devices */
900     ram_init(0, machine->ram_size, hwdef->max_mem);
901     /* models without ECC don't trap when missing ram is accessed */
902     if (!hwdef->ecc_base) {
903         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
904     }
905 
906     prom_init(hwdef->slavio_base, bios_name);
907 
908     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
909                                        hwdef->intctl_base + 0x10000ULL,
910                                        cpu_irqs);
911 
912     for (i = 0; i < 32; i++) {
913         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
914     }
915     for (i = 0; i < MAX_CPUS; i++) {
916         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
917     }
918 
919     if (hwdef->idreg_base) {
920         idreg_init(hwdef->idreg_base);
921     }
922 
923     if (hwdef->afx_base) {
924         afx_init(hwdef->afx_base);
925     }
926 
927     iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
928                        slavio_irq[30]);
929 
930     if (hwdef->iommu_pad_base) {
931         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
932            Software shouldn't use aliased addresses, neither should it crash
933            when does. Using empty_slot instead of aliasing can help with
934            debugging such accesses */
935         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
936     }
937 
938     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
939                               iommu, &espdma_irq, 0);
940 
941     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
942                              slavio_irq[16], iommu, &ledma_irq, 1);
943 
944     if (graphic_depth != 8 && graphic_depth != 24) {
945         error_report("Unsupported depth: %d", graphic_depth);
946         exit (1);
947     }
948     num_vsimms = 0;
949     if (num_vsimms == 0) {
950         if (vga_interface_type == VGA_CG3) {
951             if (graphic_depth != 8) {
952                 error_report("Unsupported depth: %d", graphic_depth);
953                 exit(1);
954             }
955 
956             if (!(graphic_width == 1024 && graphic_height == 768) &&
957                 !(graphic_width == 1152 && graphic_height == 900)) {
958                 error_report("Unsupported resolution: %d x %d", graphic_width,
959                              graphic_height);
960                 exit(1);
961             }
962 
963             /* sbus irq 5 */
964             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
965                      graphic_width, graphic_height, graphic_depth);
966         } else {
967             /* If no display specified, default to TCX */
968             if (graphic_depth != 8 && graphic_depth != 24) {
969                 error_report("Unsupported depth: %d", graphic_depth);
970                 exit(1);
971             }
972 
973             if (!(graphic_width == 1024 && graphic_height == 768)) {
974                 error_report("Unsupported resolution: %d x %d",
975                              graphic_width, graphic_height);
976                 exit(1);
977             }
978 
979             tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
980                      graphic_depth);
981         }
982     }
983 
984     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
985         /* vsimm registers probed by OBP */
986         if (hwdef->vsimm[i].reg_base) {
987             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
988         }
989     }
990 
991     if (hwdef->sx_base) {
992         empty_slot_init(hwdef->sx_base, 0x2000);
993     }
994 
995     lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
996 
997     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
998 
999     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
1000 
1001     slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
1002                               display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
1003     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
1004        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
1005     escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
1006               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
1007 
1008     cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
1009     if (hwdef->apc_base) {
1010         apc_init(hwdef->apc_base, cpu_halt[0]);
1011     }
1012 
1013     if (hwdef->fd_base) {
1014         /* there is zero or one floppy drive */
1015         memset(fd, 0, sizeof(fd));
1016         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1017         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1018                           &fdc_tc);
1019     } else {
1020         fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1);
1021     }
1022 
1023     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1024                      slavio_irq[30], fdc_tc);
1025 
1026     if (drive_get_max_bus(IF_SCSI) > 0) {
1027         fprintf(stderr, "qemu: too many SCSI bus\n");
1028         exit(1);
1029     }
1030 
1031     esp_init(hwdef->esp_base, 2,
1032              espdma_memory_read, espdma_memory_write,
1033              espdma, espdma_irq, &esp_reset, &dma_enable);
1034 
1035     qdev_connect_gpio_out(espdma, 0, esp_reset);
1036     qdev_connect_gpio_out(espdma, 1, dma_enable);
1037 
1038     if (hwdef->cs_base) {
1039         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1040                              slavio_irq[5]);
1041     }
1042 
1043     if (hwdef->dbri_base) {
1044         /* ISDN chip with attached CS4215 audio codec */
1045         /* prom space */
1046         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1047         /* reg space */
1048         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1049     }
1050 
1051     if (hwdef->bpp_base) {
1052         /* parallel port */
1053         empty_slot_init(hwdef->bpp_base, 0x20);
1054     }
1055 
1056     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1057                                     machine->initrd_filename,
1058                                     machine->ram_size);
1059 
1060     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1061                machine->boot_order, machine->ram_size, kernel_size,
1062                graphic_width, graphic_height, graphic_depth,
1063                hwdef->nvram_machine_id, "Sun4m");
1064 
1065     if (hwdef->ecc_base)
1066         ecc_init(hwdef->ecc_base, slavio_irq[28],
1067                  hwdef->ecc_version);
1068 
1069     fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
1070     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1071     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
1072     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1073     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1074     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1075     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1076     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1077     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1078     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1079     if (machine->kernel_cmdline) {
1080         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1081         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1082                          machine->kernel_cmdline);
1083         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1084         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1085                        strlen(machine->kernel_cmdline) + 1);
1086     } else {
1087         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1088         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1089     }
1090     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1091     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1092     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1093     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1094 }
1095 
1096 enum {
1097     ss5_id = 32,
1098     vger_id,
1099     lx_id,
1100     ss4_id,
1101     scls_id,
1102     sbook_id,
1103     ss10_id = 64,
1104     ss20_id,
1105     ss600mp_id,
1106 };
1107 
1108 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1109     /* SS-5 */
1110     {
1111         .iommu_base   = 0x10000000,
1112         .iommu_pad_base = 0x10004000,
1113         .iommu_pad_len  = 0x0fffb000,
1114         .tcx_base     = 0x50000000,
1115         .cs_base      = 0x6c000000,
1116         .slavio_base  = 0x70000000,
1117         .ms_kb_base   = 0x71000000,
1118         .serial_base  = 0x71100000,
1119         .nvram_base   = 0x71200000,
1120         .fd_base      = 0x71400000,
1121         .counter_base = 0x71d00000,
1122         .intctl_base  = 0x71e00000,
1123         .idreg_base   = 0x78000000,
1124         .dma_base     = 0x78400000,
1125         .esp_base     = 0x78800000,
1126         .le_base      = 0x78c00000,
1127         .apc_base     = 0x6a000000,
1128         .afx_base     = 0x6e000000,
1129         .aux1_base    = 0x71900000,
1130         .aux2_base    = 0x71910000,
1131         .nvram_machine_id = 0x80,
1132         .machine_id = ss5_id,
1133         .iommu_version = 0x05000000,
1134         .max_mem = 0x10000000,
1135         .default_cpu_model = "Fujitsu MB86904",
1136     },
1137     /* SS-10 */
1138     {
1139         .iommu_base   = 0xfe0000000ULL,
1140         .tcx_base     = 0xe20000000ULL,
1141         .slavio_base  = 0xff0000000ULL,
1142         .ms_kb_base   = 0xff1000000ULL,
1143         .serial_base  = 0xff1100000ULL,
1144         .nvram_base   = 0xff1200000ULL,
1145         .fd_base      = 0xff1700000ULL,
1146         .counter_base = 0xff1300000ULL,
1147         .intctl_base  = 0xff1400000ULL,
1148         .idreg_base   = 0xef0000000ULL,
1149         .dma_base     = 0xef0400000ULL,
1150         .esp_base     = 0xef0800000ULL,
1151         .le_base      = 0xef0c00000ULL,
1152         .apc_base     = 0xefa000000ULL, // XXX should not exist
1153         .aux1_base    = 0xff1800000ULL,
1154         .aux2_base    = 0xff1a01000ULL,
1155         .ecc_base     = 0xf00000000ULL,
1156         .ecc_version  = 0x10000000, // version 0, implementation 1
1157         .nvram_machine_id = 0x72,
1158         .machine_id = ss10_id,
1159         .iommu_version = 0x03000000,
1160         .max_mem = 0xf00000000ULL,
1161         .default_cpu_model = "TI SuperSparc II",
1162     },
1163     /* SS-600MP */
1164     {
1165         .iommu_base   = 0xfe0000000ULL,
1166         .tcx_base     = 0xe20000000ULL,
1167         .slavio_base  = 0xff0000000ULL,
1168         .ms_kb_base   = 0xff1000000ULL,
1169         .serial_base  = 0xff1100000ULL,
1170         .nvram_base   = 0xff1200000ULL,
1171         .counter_base = 0xff1300000ULL,
1172         .intctl_base  = 0xff1400000ULL,
1173         .dma_base     = 0xef0081000ULL,
1174         .esp_base     = 0xef0080000ULL,
1175         .le_base      = 0xef0060000ULL,
1176         .apc_base     = 0xefa000000ULL, // XXX should not exist
1177         .aux1_base    = 0xff1800000ULL,
1178         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1179         .ecc_base     = 0xf00000000ULL,
1180         .ecc_version  = 0x00000000, // version 0, implementation 0
1181         .nvram_machine_id = 0x71,
1182         .machine_id = ss600mp_id,
1183         .iommu_version = 0x01000000,
1184         .max_mem = 0xf00000000ULL,
1185         .default_cpu_model = "TI SuperSparc II",
1186     },
1187     /* SS-20 */
1188     {
1189         .iommu_base   = 0xfe0000000ULL,
1190         .tcx_base     = 0xe20000000ULL,
1191         .slavio_base  = 0xff0000000ULL,
1192         .ms_kb_base   = 0xff1000000ULL,
1193         .serial_base  = 0xff1100000ULL,
1194         .nvram_base   = 0xff1200000ULL,
1195         .fd_base      = 0xff1700000ULL,
1196         .counter_base = 0xff1300000ULL,
1197         .intctl_base  = 0xff1400000ULL,
1198         .idreg_base   = 0xef0000000ULL,
1199         .dma_base     = 0xef0400000ULL,
1200         .esp_base     = 0xef0800000ULL,
1201         .le_base      = 0xef0c00000ULL,
1202         .bpp_base     = 0xef4800000ULL,
1203         .apc_base     = 0xefa000000ULL, // XXX should not exist
1204         .aux1_base    = 0xff1800000ULL,
1205         .aux2_base    = 0xff1a01000ULL,
1206         .dbri_base    = 0xee0000000ULL,
1207         .sx_base      = 0xf80000000ULL,
1208         .vsimm        = {
1209             {
1210                 .reg_base  = 0x9c000000ULL,
1211                 .vram_base = 0xfc000000ULL
1212             }, {
1213                 .reg_base  = 0x90000000ULL,
1214                 .vram_base = 0xf0000000ULL
1215             }, {
1216                 .reg_base  = 0x94000000ULL
1217             }, {
1218                 .reg_base  = 0x98000000ULL
1219             }
1220         },
1221         .ecc_base     = 0xf00000000ULL,
1222         .ecc_version  = 0x20000000, // version 0, implementation 2
1223         .nvram_machine_id = 0x72,
1224         .machine_id = ss20_id,
1225         .iommu_version = 0x13000000,
1226         .max_mem = 0xf00000000ULL,
1227         .default_cpu_model = "TI SuperSparc II",
1228     },
1229     /* Voyager */
1230     {
1231         .iommu_base   = 0x10000000,
1232         .tcx_base     = 0x50000000,
1233         .slavio_base  = 0x70000000,
1234         .ms_kb_base   = 0x71000000,
1235         .serial_base  = 0x71100000,
1236         .nvram_base   = 0x71200000,
1237         .fd_base      = 0x71400000,
1238         .counter_base = 0x71d00000,
1239         .intctl_base  = 0x71e00000,
1240         .idreg_base   = 0x78000000,
1241         .dma_base     = 0x78400000,
1242         .esp_base     = 0x78800000,
1243         .le_base      = 0x78c00000,
1244         .apc_base     = 0x71300000, // pmc
1245         .aux1_base    = 0x71900000,
1246         .aux2_base    = 0x71910000,
1247         .nvram_machine_id = 0x80,
1248         .machine_id = vger_id,
1249         .iommu_version = 0x05000000,
1250         .max_mem = 0x10000000,
1251         .default_cpu_model = "Fujitsu MB86904",
1252     },
1253     /* LX */
1254     {
1255         .iommu_base   = 0x10000000,
1256         .iommu_pad_base = 0x10004000,
1257         .iommu_pad_len  = 0x0fffb000,
1258         .tcx_base     = 0x50000000,
1259         .slavio_base  = 0x70000000,
1260         .ms_kb_base   = 0x71000000,
1261         .serial_base  = 0x71100000,
1262         .nvram_base   = 0x71200000,
1263         .fd_base      = 0x71400000,
1264         .counter_base = 0x71d00000,
1265         .intctl_base  = 0x71e00000,
1266         .idreg_base   = 0x78000000,
1267         .dma_base     = 0x78400000,
1268         .esp_base     = 0x78800000,
1269         .le_base      = 0x78c00000,
1270         .aux1_base    = 0x71900000,
1271         .aux2_base    = 0x71910000,
1272         .nvram_machine_id = 0x80,
1273         .machine_id = lx_id,
1274         .iommu_version = 0x04000000,
1275         .max_mem = 0x10000000,
1276         .default_cpu_model = "TI MicroSparc I",
1277     },
1278     /* SS-4 */
1279     {
1280         .iommu_base   = 0x10000000,
1281         .tcx_base     = 0x50000000,
1282         .cs_base      = 0x6c000000,
1283         .slavio_base  = 0x70000000,
1284         .ms_kb_base   = 0x71000000,
1285         .serial_base  = 0x71100000,
1286         .nvram_base   = 0x71200000,
1287         .fd_base      = 0x71400000,
1288         .counter_base = 0x71d00000,
1289         .intctl_base  = 0x71e00000,
1290         .idreg_base   = 0x78000000,
1291         .dma_base     = 0x78400000,
1292         .esp_base     = 0x78800000,
1293         .le_base      = 0x78c00000,
1294         .apc_base     = 0x6a000000,
1295         .aux1_base    = 0x71900000,
1296         .aux2_base    = 0x71910000,
1297         .nvram_machine_id = 0x80,
1298         .machine_id = ss4_id,
1299         .iommu_version = 0x05000000,
1300         .max_mem = 0x10000000,
1301         .default_cpu_model = "Fujitsu MB86904",
1302     },
1303     /* SPARCClassic */
1304     {
1305         .iommu_base   = 0x10000000,
1306         .tcx_base     = 0x50000000,
1307         .slavio_base  = 0x70000000,
1308         .ms_kb_base   = 0x71000000,
1309         .serial_base  = 0x71100000,
1310         .nvram_base   = 0x71200000,
1311         .fd_base      = 0x71400000,
1312         .counter_base = 0x71d00000,
1313         .intctl_base  = 0x71e00000,
1314         .idreg_base   = 0x78000000,
1315         .dma_base     = 0x78400000,
1316         .esp_base     = 0x78800000,
1317         .le_base      = 0x78c00000,
1318         .apc_base     = 0x6a000000,
1319         .aux1_base    = 0x71900000,
1320         .aux2_base    = 0x71910000,
1321         .nvram_machine_id = 0x80,
1322         .machine_id = scls_id,
1323         .iommu_version = 0x05000000,
1324         .max_mem = 0x10000000,
1325         .default_cpu_model = "TI MicroSparc I",
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         .default_cpu_model = "TI MicroSparc I",
1350     },
1351 };
1352 
1353 /* SPARCstation 5 hardware initialisation */
1354 static void ss5_init(MachineState *machine)
1355 {
1356     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1357 }
1358 
1359 /* SPARCstation 10 hardware initialisation */
1360 static void ss10_init(MachineState *machine)
1361 {
1362     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1363 }
1364 
1365 /* SPARCserver 600MP hardware initialisation */
1366 static void ss600mp_init(MachineState *machine)
1367 {
1368     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1369 }
1370 
1371 /* SPARCstation 20 hardware initialisation */
1372 static void ss20_init(MachineState *machine)
1373 {
1374     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1375 }
1376 
1377 /* SPARCstation Voyager hardware initialisation */
1378 static void vger_init(MachineState *machine)
1379 {
1380     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1381 }
1382 
1383 /* SPARCstation LX hardware initialisation */
1384 static void ss_lx_init(MachineState *machine)
1385 {
1386     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1387 }
1388 
1389 /* SPARCstation 4 hardware initialisation */
1390 static void ss4_init(MachineState *machine)
1391 {
1392     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1393 }
1394 
1395 /* SPARCClassic hardware initialisation */
1396 static void scls_init(MachineState *machine)
1397 {
1398     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1399 }
1400 
1401 /* SPARCbook hardware initialisation */
1402 static void sbook_init(MachineState *machine)
1403 {
1404     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1405 }
1406 
1407 static QEMUMachine ss5_machine = {
1408     .name = "SS-5",
1409     .desc = "Sun4m platform, SPARCstation 5",
1410     .init = ss5_init,
1411     .block_default_type = IF_SCSI,
1412     .is_default = 1,
1413     .default_boot_order = "c",
1414 };
1415 
1416 static QEMUMachine ss10_machine = {
1417     .name = "SS-10",
1418     .desc = "Sun4m platform, SPARCstation 10",
1419     .init = ss10_init,
1420     .block_default_type = IF_SCSI,
1421     .max_cpus = 4,
1422     .default_boot_order = "c",
1423 };
1424 
1425 static QEMUMachine ss600mp_machine = {
1426     .name = "SS-600MP",
1427     .desc = "Sun4m platform, SPARCserver 600MP",
1428     .init = ss600mp_init,
1429     .block_default_type = IF_SCSI,
1430     .max_cpus = 4,
1431     .default_boot_order = "c",
1432 };
1433 
1434 static QEMUMachine ss20_machine = {
1435     .name = "SS-20",
1436     .desc = "Sun4m platform, SPARCstation 20",
1437     .init = ss20_init,
1438     .block_default_type = IF_SCSI,
1439     .max_cpus = 4,
1440     .default_boot_order = "c",
1441 };
1442 
1443 static QEMUMachine voyager_machine = {
1444     .name = "Voyager",
1445     .desc = "Sun4m platform, SPARCstation Voyager",
1446     .init = vger_init,
1447     .block_default_type = IF_SCSI,
1448     .default_boot_order = "c",
1449 };
1450 
1451 static QEMUMachine ss_lx_machine = {
1452     .name = "LX",
1453     .desc = "Sun4m platform, SPARCstation LX",
1454     .init = ss_lx_init,
1455     .block_default_type = IF_SCSI,
1456     .default_boot_order = "c",
1457 };
1458 
1459 static QEMUMachine ss4_machine = {
1460     .name = "SS-4",
1461     .desc = "Sun4m platform, SPARCstation 4",
1462     .init = ss4_init,
1463     .block_default_type = IF_SCSI,
1464     .default_boot_order = "c",
1465 };
1466 
1467 static QEMUMachine scls_machine = {
1468     .name = "SPARCClassic",
1469     .desc = "Sun4m platform, SPARCClassic",
1470     .init = scls_init,
1471     .block_default_type = IF_SCSI,
1472     .default_boot_order = "c",
1473 };
1474 
1475 static QEMUMachine sbook_machine = {
1476     .name = "SPARCbook",
1477     .desc = "Sun4m platform, SPARCbook",
1478     .init = sbook_init,
1479     .block_default_type = IF_SCSI,
1480     .default_boot_order = "c",
1481 };
1482 
1483 static void sun4m_register_types(void)
1484 {
1485     type_register_static(&idreg_info);
1486     type_register_static(&afx_info);
1487     type_register_static(&prom_info);
1488     type_register_static(&ram_info);
1489 }
1490 
1491 static void sun4m_machine_init(void)
1492 {
1493     qemu_register_machine(&ss5_machine);
1494     qemu_register_machine(&ss10_machine);
1495     qemu_register_machine(&ss600mp_machine);
1496     qemu_register_machine(&ss20_machine);
1497     qemu_register_machine(&voyager_machine);
1498     qemu_register_machine(&ss_lx_machine);
1499     qemu_register_machine(&ss4_machine);
1500     qemu_register_machine(&scls_machine);
1501     qemu_register_machine(&sbook_machine);
1502 }
1503 
1504 type_init(sun4m_register_types)
1505 machine_init(sun4m_machine_init);
1506