xref: /openbmc/qemu/hw/sparc/sun4m.c (revision 228aa992)
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/block-backend.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, qemu_irq irq, 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 
545     /* 10/ROM : FCode ROM */
546     sysbus_mmio_map(s, 0, addr);
547     /* 2/STIP : Stipple */
548     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
549     /* 3/BLIT : Blitter */
550     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
551     /* 5/RSTIP : Raw Stipple */
552     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
553     /* 6/RBLIT : Raw Blitter */
554     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
555     /* 7/TEC : Transform Engine */
556     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
557     /* 8/CMAP  : DAC */
558     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
559     /* 9/THC : */
560     if (depth == 8) {
561         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
562     } else {
563         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
564     }
565     /* 11/DHC : */
566     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
567     /* 12/ALT : */
568     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
569     /* 0/DFB8 : 8-bit plane */
570     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
571     /* 1/DFB24 : 24bit plane */
572     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
573     /* 4/RDFB32: Raw framebuffer. Control plane */
574     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
575     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
576     if (depth == 8) {
577         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
578     }
579 
580     sysbus_connect_irq(s, 0, irq);
581 }
582 
583 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
584                      int height, int depth)
585 {
586     DeviceState *dev;
587     SysBusDevice *s;
588 
589     dev = qdev_create(NULL, "cgthree");
590     qdev_prop_set_uint32(dev, "vram-size", vram_size);
591     qdev_prop_set_uint16(dev, "width", width);
592     qdev_prop_set_uint16(dev, "height", height);
593     qdev_prop_set_uint16(dev, "depth", depth);
594     qdev_prop_set_uint64(dev, "prom-addr", addr);
595     qdev_init_nofail(dev);
596     s = SYS_BUS_DEVICE(dev);
597 
598     /* FCode ROM */
599     sysbus_mmio_map(s, 0, addr);
600     /* DAC */
601     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
602     /* 8-bit plane */
603     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
604 
605     sysbus_connect_irq(s, 0, irq);
606 }
607 
608 /* NCR89C100/MACIO Internal ID register */
609 
610 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
611 
612 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
613 
614 static void idreg_init(hwaddr addr)
615 {
616     DeviceState *dev;
617     SysBusDevice *s;
618 
619     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
620     qdev_init_nofail(dev);
621     s = SYS_BUS_DEVICE(dev);
622 
623     sysbus_mmio_map(s, 0, addr);
624     cpu_physical_memory_write_rom(&address_space_memory,
625                                   addr, idreg_data, sizeof(idreg_data));
626 }
627 
628 #define MACIO_ID_REGISTER(obj) \
629     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
630 
631 typedef struct IDRegState {
632     SysBusDevice parent_obj;
633 
634     MemoryRegion mem;
635 } IDRegState;
636 
637 static int idreg_init1(SysBusDevice *dev)
638 {
639     IDRegState *s = MACIO_ID_REGISTER(dev);
640 
641     memory_region_init_ram(&s->mem, OBJECT(s),
642                            "sun4m.idreg", sizeof(idreg_data), &error_abort);
643     vmstate_register_ram_global(&s->mem);
644     memory_region_set_readonly(&s->mem, true);
645     sysbus_init_mmio(dev, &s->mem);
646     return 0;
647 }
648 
649 static void idreg_class_init(ObjectClass *klass, void *data)
650 {
651     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
652 
653     k->init = idreg_init1;
654 }
655 
656 static const TypeInfo idreg_info = {
657     .name          = TYPE_MACIO_ID_REGISTER,
658     .parent        = TYPE_SYS_BUS_DEVICE,
659     .instance_size = sizeof(IDRegState),
660     .class_init    = idreg_class_init,
661 };
662 
663 #define TYPE_TCX_AFX "tcx_afx"
664 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
665 
666 typedef struct AFXState {
667     SysBusDevice parent_obj;
668 
669     MemoryRegion mem;
670 } AFXState;
671 
672 /* SS-5 TCX AFX register */
673 static void afx_init(hwaddr addr)
674 {
675     DeviceState *dev;
676     SysBusDevice *s;
677 
678     dev = qdev_create(NULL, TYPE_TCX_AFX);
679     qdev_init_nofail(dev);
680     s = SYS_BUS_DEVICE(dev);
681 
682     sysbus_mmio_map(s, 0, addr);
683 }
684 
685 static int afx_init1(SysBusDevice *dev)
686 {
687     AFXState *s = TCX_AFX(dev);
688 
689     memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4, &error_abort);
690     vmstate_register_ram_global(&s->mem);
691     sysbus_init_mmio(dev, &s->mem);
692     return 0;
693 }
694 
695 static void afx_class_init(ObjectClass *klass, void *data)
696 {
697     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
698 
699     k->init = afx_init1;
700 }
701 
702 static const TypeInfo afx_info = {
703     .name          = TYPE_TCX_AFX,
704     .parent        = TYPE_SYS_BUS_DEVICE,
705     .instance_size = sizeof(AFXState),
706     .class_init    = afx_class_init,
707 };
708 
709 #define TYPE_OPENPROM "openprom"
710 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
711 
712 typedef struct PROMState {
713     SysBusDevice parent_obj;
714 
715     MemoryRegion prom;
716 } PROMState;
717 
718 /* Boot PROM (OpenBIOS) */
719 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
720 {
721     hwaddr *base_addr = (hwaddr *)opaque;
722     return addr + *base_addr - PROM_VADDR;
723 }
724 
725 static void prom_init(hwaddr addr, const char *bios_name)
726 {
727     DeviceState *dev;
728     SysBusDevice *s;
729     char *filename;
730     int ret;
731 
732     dev = qdev_create(NULL, TYPE_OPENPROM);
733     qdev_init_nofail(dev);
734     s = SYS_BUS_DEVICE(dev);
735 
736     sysbus_mmio_map(s, 0, addr);
737 
738     /* load boot prom */
739     if (bios_name == NULL) {
740         bios_name = PROM_FILENAME;
741     }
742     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
743     if (filename) {
744         ret = load_elf(filename, translate_prom_address, &addr, NULL,
745                        NULL, NULL, 1, ELF_MACHINE, 0);
746         if (ret < 0 || ret > PROM_SIZE_MAX) {
747             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
748         }
749         g_free(filename);
750     } else {
751         ret = -1;
752     }
753     if (ret < 0 || ret > PROM_SIZE_MAX) {
754         fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
755         exit(1);
756     }
757 }
758 
759 static int prom_init1(SysBusDevice *dev)
760 {
761     PROMState *s = OPENPROM(dev);
762 
763     memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX,
764                            &error_abort);
765     vmstate_register_ram_global(&s->prom);
766     memory_region_set_readonly(&s->prom, true);
767     sysbus_init_mmio(dev, &s->prom);
768     return 0;
769 }
770 
771 static Property prom_properties[] = {
772     {/* end of property list */},
773 };
774 
775 static void prom_class_init(ObjectClass *klass, void *data)
776 {
777     DeviceClass *dc = DEVICE_CLASS(klass);
778     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
779 
780     k->init = prom_init1;
781     dc->props = prom_properties;
782 }
783 
784 static const TypeInfo prom_info = {
785     .name          = TYPE_OPENPROM,
786     .parent        = TYPE_SYS_BUS_DEVICE,
787     .instance_size = sizeof(PROMState),
788     .class_init    = prom_class_init,
789 };
790 
791 #define TYPE_SUN4M_MEMORY "memory"
792 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
793 
794 typedef struct RamDevice {
795     SysBusDevice parent_obj;
796 
797     MemoryRegion ram;
798     uint64_t size;
799 } RamDevice;
800 
801 /* System RAM */
802 static int ram_init1(SysBusDevice *dev)
803 {
804     RamDevice *d = SUN4M_RAM(dev);
805 
806     memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size,
807                            &error_abort);
808     vmstate_register_ram_global(&d->ram);
809     sysbus_init_mmio(dev, &d->ram);
810     return 0;
811 }
812 
813 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
814                      uint64_t max_mem)
815 {
816     DeviceState *dev;
817     SysBusDevice *s;
818     RamDevice *d;
819 
820     /* allocate RAM */
821     if ((uint64_t)RAM_size > max_mem) {
822         fprintf(stderr,
823                 "qemu: Too much memory for this machine: %d, maximum %d\n",
824                 (unsigned int)(RAM_size / (1024 * 1024)),
825                 (unsigned int)(max_mem / (1024 * 1024)));
826         exit(1);
827     }
828     dev = qdev_create(NULL, "memory");
829     s = SYS_BUS_DEVICE(dev);
830 
831     d = SUN4M_RAM(dev);
832     d->size = RAM_size;
833     qdev_init_nofail(dev);
834 
835     sysbus_mmio_map(s, 0, addr);
836 }
837 
838 static Property ram_properties[] = {
839     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
840     DEFINE_PROP_END_OF_LIST(),
841 };
842 
843 static void ram_class_init(ObjectClass *klass, void *data)
844 {
845     DeviceClass *dc = DEVICE_CLASS(klass);
846     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
847 
848     k->init = ram_init1;
849     dc->props = ram_properties;
850 }
851 
852 static const TypeInfo ram_info = {
853     .name          = TYPE_SUN4M_MEMORY,
854     .parent        = TYPE_SYS_BUS_DEVICE,
855     .instance_size = sizeof(RamDevice),
856     .class_init    = ram_class_init,
857 };
858 
859 static void cpu_devinit(const char *cpu_model, unsigned int id,
860                         uint64_t prom_addr, qemu_irq **cpu_irqs)
861 {
862     CPUState *cs;
863     SPARCCPU *cpu;
864     CPUSPARCState *env;
865 
866     cpu = cpu_sparc_init(cpu_model);
867     if (cpu == NULL) {
868         fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
869         exit(1);
870     }
871     env = &cpu->env;
872 
873     cpu_sparc_set_id(env, id);
874     if (id == 0) {
875         qemu_register_reset(main_cpu_reset, cpu);
876     } else {
877         qemu_register_reset(secondary_cpu_reset, cpu);
878         cs = CPU(cpu);
879         cs->halted = 1;
880     }
881     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
882     env->prom_addr = prom_addr;
883 }
884 
885 static void dummy_fdc_tc(void *opaque, int irq, int level)
886 {
887 }
888 
889 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
890                           MachineState *machine)
891 {
892     const char *cpu_model = machine->cpu_model;
893     unsigned int i;
894     void *iommu, *espdma, *ledma, *nvram;
895     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
896         espdma_irq, ledma_irq;
897     qemu_irq esp_reset, dma_enable;
898     qemu_irq fdc_tc;
899     qemu_irq *cpu_halt;
900     unsigned long kernel_size;
901     DriveInfo *fd[MAX_FD];
902     FWCfgState *fw_cfg;
903     unsigned int num_vsimms;
904 
905     /* init CPUs */
906     if (!cpu_model)
907         cpu_model = hwdef->default_cpu_model;
908 
909     for(i = 0; i < smp_cpus; i++) {
910         cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
911     }
912 
913     for (i = smp_cpus; i < MAX_CPUS; i++)
914         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
915 
916 
917     /* set up devices */
918     ram_init(0, machine->ram_size, hwdef->max_mem);
919     /* models without ECC don't trap when missing ram is accessed */
920     if (!hwdef->ecc_base) {
921         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
922     }
923 
924     prom_init(hwdef->slavio_base, bios_name);
925 
926     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
927                                        hwdef->intctl_base + 0x10000ULL,
928                                        cpu_irqs);
929 
930     for (i = 0; i < 32; i++) {
931         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
932     }
933     for (i = 0; i < MAX_CPUS; i++) {
934         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
935     }
936 
937     if (hwdef->idreg_base) {
938         idreg_init(hwdef->idreg_base);
939     }
940 
941     if (hwdef->afx_base) {
942         afx_init(hwdef->afx_base);
943     }
944 
945     iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
946                        slavio_irq[30]);
947 
948     if (hwdef->iommu_pad_base) {
949         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
950            Software shouldn't use aliased addresses, neither should it crash
951            when does. Using empty_slot instead of aliasing can help with
952            debugging such accesses */
953         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
954     }
955 
956     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
957                               iommu, &espdma_irq, 0);
958 
959     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
960                              slavio_irq[16], iommu, &ledma_irq, 1);
961 
962     if (graphic_depth != 8 && graphic_depth != 24) {
963         error_report("Unsupported depth: %d", graphic_depth);
964         exit (1);
965     }
966     num_vsimms = 0;
967     if (num_vsimms == 0) {
968         if (vga_interface_type == VGA_CG3) {
969             if (graphic_depth != 8) {
970                 error_report("Unsupported depth: %d", graphic_depth);
971                 exit(1);
972             }
973 
974             if (!(graphic_width == 1024 && graphic_height == 768) &&
975                 !(graphic_width == 1152 && graphic_height == 900)) {
976                 error_report("Unsupported resolution: %d x %d", graphic_width,
977                              graphic_height);
978                 exit(1);
979             }
980 
981             /* sbus irq 5 */
982             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
983                      graphic_width, graphic_height, graphic_depth);
984         } else {
985             /* If no display specified, default to TCX */
986             if (graphic_depth != 8 && graphic_depth != 24) {
987                 error_report("Unsupported depth: %d", graphic_depth);
988                 exit(1);
989             }
990 
991             if (!(graphic_width == 1024 && graphic_height == 768)) {
992                 error_report("Unsupported resolution: %d x %d",
993                              graphic_width, graphic_height);
994                 exit(1);
995             }
996 
997             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
998                      graphic_width, graphic_height, graphic_depth);
999         }
1000     }
1001 
1002     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
1003         /* vsimm registers probed by OBP */
1004         if (hwdef->vsimm[i].reg_base) {
1005             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
1006         }
1007     }
1008 
1009     if (hwdef->sx_base) {
1010         empty_slot_init(hwdef->sx_base, 0x2000);
1011     }
1012 
1013     lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
1014 
1015     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
1016 
1017     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
1018 
1019     slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
1020                               display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
1021     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
1022        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
1023     escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
1024               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
1025 
1026     cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
1027     if (hwdef->apc_base) {
1028         apc_init(hwdef->apc_base, cpu_halt[0]);
1029     }
1030 
1031     if (hwdef->fd_base) {
1032         /* there is zero or one floppy drive */
1033         memset(fd, 0, sizeof(fd));
1034         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1035         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1036                           &fdc_tc);
1037     } else {
1038         fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1);
1039     }
1040 
1041     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1042                      slavio_irq[30], fdc_tc);
1043 
1044     if (drive_get_max_bus(IF_SCSI) > 0) {
1045         fprintf(stderr, "qemu: too many SCSI bus\n");
1046         exit(1);
1047     }
1048 
1049     esp_init(hwdef->esp_base, 2,
1050              espdma_memory_read, espdma_memory_write,
1051              espdma, espdma_irq, &esp_reset, &dma_enable);
1052 
1053     qdev_connect_gpio_out(espdma, 0, esp_reset);
1054     qdev_connect_gpio_out(espdma, 1, dma_enable);
1055 
1056     if (hwdef->cs_base) {
1057         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1058                              slavio_irq[5]);
1059     }
1060 
1061     if (hwdef->dbri_base) {
1062         /* ISDN chip with attached CS4215 audio codec */
1063         /* prom space */
1064         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1065         /* reg space */
1066         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1067     }
1068 
1069     if (hwdef->bpp_base) {
1070         /* parallel port */
1071         empty_slot_init(hwdef->bpp_base, 0x20);
1072     }
1073 
1074     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1075                                     machine->initrd_filename,
1076                                     machine->ram_size);
1077 
1078     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1079                machine->boot_order, machine->ram_size, kernel_size,
1080                graphic_width, graphic_height, graphic_depth,
1081                hwdef->nvram_machine_id, "Sun4m");
1082 
1083     if (hwdef->ecc_base)
1084         ecc_init(hwdef->ecc_base, slavio_irq[28],
1085                  hwdef->ecc_version);
1086 
1087     fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
1088     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1089     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
1090     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1091     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1092     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1093     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1094     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1095     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1096     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1097     if (machine->kernel_cmdline) {
1098         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1099         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1100                          machine->kernel_cmdline);
1101         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1102         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1103                        strlen(machine->kernel_cmdline) + 1);
1104     } else {
1105         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1106         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1107     }
1108     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1109     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1110     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1111     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1112 }
1113 
1114 enum {
1115     ss5_id = 32,
1116     vger_id,
1117     lx_id,
1118     ss4_id,
1119     scls_id,
1120     sbook_id,
1121     ss10_id = 64,
1122     ss20_id,
1123     ss600mp_id,
1124 };
1125 
1126 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1127     /* SS-5 */
1128     {
1129         .iommu_base   = 0x10000000,
1130         .iommu_pad_base = 0x10004000,
1131         .iommu_pad_len  = 0x0fffb000,
1132         .tcx_base     = 0x50000000,
1133         .cs_base      = 0x6c000000,
1134         .slavio_base  = 0x70000000,
1135         .ms_kb_base   = 0x71000000,
1136         .serial_base  = 0x71100000,
1137         .nvram_base   = 0x71200000,
1138         .fd_base      = 0x71400000,
1139         .counter_base = 0x71d00000,
1140         .intctl_base  = 0x71e00000,
1141         .idreg_base   = 0x78000000,
1142         .dma_base     = 0x78400000,
1143         .esp_base     = 0x78800000,
1144         .le_base      = 0x78c00000,
1145         .apc_base     = 0x6a000000,
1146         .afx_base     = 0x6e000000,
1147         .aux1_base    = 0x71900000,
1148         .aux2_base    = 0x71910000,
1149         .nvram_machine_id = 0x80,
1150         .machine_id = ss5_id,
1151         .iommu_version = 0x05000000,
1152         .max_mem = 0x10000000,
1153         .default_cpu_model = "Fujitsu MB86904",
1154     },
1155     /* SS-10 */
1156     {
1157         .iommu_base   = 0xfe0000000ULL,
1158         .tcx_base     = 0xe20000000ULL,
1159         .slavio_base  = 0xff0000000ULL,
1160         .ms_kb_base   = 0xff1000000ULL,
1161         .serial_base  = 0xff1100000ULL,
1162         .nvram_base   = 0xff1200000ULL,
1163         .fd_base      = 0xff1700000ULL,
1164         .counter_base = 0xff1300000ULL,
1165         .intctl_base  = 0xff1400000ULL,
1166         .idreg_base   = 0xef0000000ULL,
1167         .dma_base     = 0xef0400000ULL,
1168         .esp_base     = 0xef0800000ULL,
1169         .le_base      = 0xef0c00000ULL,
1170         .apc_base     = 0xefa000000ULL, // XXX should not exist
1171         .aux1_base    = 0xff1800000ULL,
1172         .aux2_base    = 0xff1a01000ULL,
1173         .ecc_base     = 0xf00000000ULL,
1174         .ecc_version  = 0x10000000, // version 0, implementation 1
1175         .nvram_machine_id = 0x72,
1176         .machine_id = ss10_id,
1177         .iommu_version = 0x03000000,
1178         .max_mem = 0xf00000000ULL,
1179         .default_cpu_model = "TI SuperSparc II",
1180     },
1181     /* SS-600MP */
1182     {
1183         .iommu_base   = 0xfe0000000ULL,
1184         .tcx_base     = 0xe20000000ULL,
1185         .slavio_base  = 0xff0000000ULL,
1186         .ms_kb_base   = 0xff1000000ULL,
1187         .serial_base  = 0xff1100000ULL,
1188         .nvram_base   = 0xff1200000ULL,
1189         .counter_base = 0xff1300000ULL,
1190         .intctl_base  = 0xff1400000ULL,
1191         .dma_base     = 0xef0081000ULL,
1192         .esp_base     = 0xef0080000ULL,
1193         .le_base      = 0xef0060000ULL,
1194         .apc_base     = 0xefa000000ULL, // XXX should not exist
1195         .aux1_base    = 0xff1800000ULL,
1196         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1197         .ecc_base     = 0xf00000000ULL,
1198         .ecc_version  = 0x00000000, // version 0, implementation 0
1199         .nvram_machine_id = 0x71,
1200         .machine_id = ss600mp_id,
1201         .iommu_version = 0x01000000,
1202         .max_mem = 0xf00000000ULL,
1203         .default_cpu_model = "TI SuperSparc II",
1204     },
1205     /* SS-20 */
1206     {
1207         .iommu_base   = 0xfe0000000ULL,
1208         .tcx_base     = 0xe20000000ULL,
1209         .slavio_base  = 0xff0000000ULL,
1210         .ms_kb_base   = 0xff1000000ULL,
1211         .serial_base  = 0xff1100000ULL,
1212         .nvram_base   = 0xff1200000ULL,
1213         .fd_base      = 0xff1700000ULL,
1214         .counter_base = 0xff1300000ULL,
1215         .intctl_base  = 0xff1400000ULL,
1216         .idreg_base   = 0xef0000000ULL,
1217         .dma_base     = 0xef0400000ULL,
1218         .esp_base     = 0xef0800000ULL,
1219         .le_base      = 0xef0c00000ULL,
1220         .bpp_base     = 0xef4800000ULL,
1221         .apc_base     = 0xefa000000ULL, // XXX should not exist
1222         .aux1_base    = 0xff1800000ULL,
1223         .aux2_base    = 0xff1a01000ULL,
1224         .dbri_base    = 0xee0000000ULL,
1225         .sx_base      = 0xf80000000ULL,
1226         .vsimm        = {
1227             {
1228                 .reg_base  = 0x9c000000ULL,
1229                 .vram_base = 0xfc000000ULL
1230             }, {
1231                 .reg_base  = 0x90000000ULL,
1232                 .vram_base = 0xf0000000ULL
1233             }, {
1234                 .reg_base  = 0x94000000ULL
1235             }, {
1236                 .reg_base  = 0x98000000ULL
1237             }
1238         },
1239         .ecc_base     = 0xf00000000ULL,
1240         .ecc_version  = 0x20000000, // version 0, implementation 2
1241         .nvram_machine_id = 0x72,
1242         .machine_id = ss20_id,
1243         .iommu_version = 0x13000000,
1244         .max_mem = 0xf00000000ULL,
1245         .default_cpu_model = "TI SuperSparc II",
1246     },
1247     /* Voyager */
1248     {
1249         .iommu_base   = 0x10000000,
1250         .tcx_base     = 0x50000000,
1251         .slavio_base  = 0x70000000,
1252         .ms_kb_base   = 0x71000000,
1253         .serial_base  = 0x71100000,
1254         .nvram_base   = 0x71200000,
1255         .fd_base      = 0x71400000,
1256         .counter_base = 0x71d00000,
1257         .intctl_base  = 0x71e00000,
1258         .idreg_base   = 0x78000000,
1259         .dma_base     = 0x78400000,
1260         .esp_base     = 0x78800000,
1261         .le_base      = 0x78c00000,
1262         .apc_base     = 0x71300000, // pmc
1263         .aux1_base    = 0x71900000,
1264         .aux2_base    = 0x71910000,
1265         .nvram_machine_id = 0x80,
1266         .machine_id = vger_id,
1267         .iommu_version = 0x05000000,
1268         .max_mem = 0x10000000,
1269         .default_cpu_model = "Fujitsu MB86904",
1270     },
1271     /* LX */
1272     {
1273         .iommu_base   = 0x10000000,
1274         .iommu_pad_base = 0x10004000,
1275         .iommu_pad_len  = 0x0fffb000,
1276         .tcx_base     = 0x50000000,
1277         .slavio_base  = 0x70000000,
1278         .ms_kb_base   = 0x71000000,
1279         .serial_base  = 0x71100000,
1280         .nvram_base   = 0x71200000,
1281         .fd_base      = 0x71400000,
1282         .counter_base = 0x71d00000,
1283         .intctl_base  = 0x71e00000,
1284         .idreg_base   = 0x78000000,
1285         .dma_base     = 0x78400000,
1286         .esp_base     = 0x78800000,
1287         .le_base      = 0x78c00000,
1288         .aux1_base    = 0x71900000,
1289         .aux2_base    = 0x71910000,
1290         .nvram_machine_id = 0x80,
1291         .machine_id = lx_id,
1292         .iommu_version = 0x04000000,
1293         .max_mem = 0x10000000,
1294         .default_cpu_model = "TI MicroSparc I",
1295     },
1296     /* SS-4 */
1297     {
1298         .iommu_base   = 0x10000000,
1299         .tcx_base     = 0x50000000,
1300         .cs_base      = 0x6c000000,
1301         .slavio_base  = 0x70000000,
1302         .ms_kb_base   = 0x71000000,
1303         .serial_base  = 0x71100000,
1304         .nvram_base   = 0x71200000,
1305         .fd_base      = 0x71400000,
1306         .counter_base = 0x71d00000,
1307         .intctl_base  = 0x71e00000,
1308         .idreg_base   = 0x78000000,
1309         .dma_base     = 0x78400000,
1310         .esp_base     = 0x78800000,
1311         .le_base      = 0x78c00000,
1312         .apc_base     = 0x6a000000,
1313         .aux1_base    = 0x71900000,
1314         .aux2_base    = 0x71910000,
1315         .nvram_machine_id = 0x80,
1316         .machine_id = ss4_id,
1317         .iommu_version = 0x05000000,
1318         .max_mem = 0x10000000,
1319         .default_cpu_model = "Fujitsu MB86904",
1320     },
1321     /* SPARCClassic */
1322     {
1323         .iommu_base   = 0x10000000,
1324         .tcx_base     = 0x50000000,
1325         .slavio_base  = 0x70000000,
1326         .ms_kb_base   = 0x71000000,
1327         .serial_base  = 0x71100000,
1328         .nvram_base   = 0x71200000,
1329         .fd_base      = 0x71400000,
1330         .counter_base = 0x71d00000,
1331         .intctl_base  = 0x71e00000,
1332         .idreg_base   = 0x78000000,
1333         .dma_base     = 0x78400000,
1334         .esp_base     = 0x78800000,
1335         .le_base      = 0x78c00000,
1336         .apc_base     = 0x6a000000,
1337         .aux1_base    = 0x71900000,
1338         .aux2_base    = 0x71910000,
1339         .nvram_machine_id = 0x80,
1340         .machine_id = scls_id,
1341         .iommu_version = 0x05000000,
1342         .max_mem = 0x10000000,
1343         .default_cpu_model = "TI MicroSparc I",
1344     },
1345     /* SPARCbook */
1346     {
1347         .iommu_base   = 0x10000000,
1348         .tcx_base     = 0x50000000, // XXX
1349         .slavio_base  = 0x70000000,
1350         .ms_kb_base   = 0x71000000,
1351         .serial_base  = 0x71100000,
1352         .nvram_base   = 0x71200000,
1353         .fd_base      = 0x71400000,
1354         .counter_base = 0x71d00000,
1355         .intctl_base  = 0x71e00000,
1356         .idreg_base   = 0x78000000,
1357         .dma_base     = 0x78400000,
1358         .esp_base     = 0x78800000,
1359         .le_base      = 0x78c00000,
1360         .apc_base     = 0x6a000000,
1361         .aux1_base    = 0x71900000,
1362         .aux2_base    = 0x71910000,
1363         .nvram_machine_id = 0x80,
1364         .machine_id = sbook_id,
1365         .iommu_version = 0x05000000,
1366         .max_mem = 0x10000000,
1367         .default_cpu_model = "TI MicroSparc I",
1368     },
1369 };
1370 
1371 /* SPARCstation 5 hardware initialisation */
1372 static void ss5_init(MachineState *machine)
1373 {
1374     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1375 }
1376 
1377 /* SPARCstation 10 hardware initialisation */
1378 static void ss10_init(MachineState *machine)
1379 {
1380     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1381 }
1382 
1383 /* SPARCserver 600MP hardware initialisation */
1384 static void ss600mp_init(MachineState *machine)
1385 {
1386     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1387 }
1388 
1389 /* SPARCstation 20 hardware initialisation */
1390 static void ss20_init(MachineState *machine)
1391 {
1392     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1393 }
1394 
1395 /* SPARCstation Voyager hardware initialisation */
1396 static void vger_init(MachineState *machine)
1397 {
1398     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1399 }
1400 
1401 /* SPARCstation LX hardware initialisation */
1402 static void ss_lx_init(MachineState *machine)
1403 {
1404     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1405 }
1406 
1407 /* SPARCstation 4 hardware initialisation */
1408 static void ss4_init(MachineState *machine)
1409 {
1410     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1411 }
1412 
1413 /* SPARCClassic hardware initialisation */
1414 static void scls_init(MachineState *machine)
1415 {
1416     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1417 }
1418 
1419 /* SPARCbook hardware initialisation */
1420 static void sbook_init(MachineState *machine)
1421 {
1422     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1423 }
1424 
1425 static QEMUMachine ss5_machine = {
1426     .name = "SS-5",
1427     .desc = "Sun4m platform, SPARCstation 5",
1428     .init = ss5_init,
1429     .block_default_type = IF_SCSI,
1430     .is_default = 1,
1431     .default_boot_order = "c",
1432 };
1433 
1434 static QEMUMachine ss10_machine = {
1435     .name = "SS-10",
1436     .desc = "Sun4m platform, SPARCstation 10",
1437     .init = ss10_init,
1438     .block_default_type = IF_SCSI,
1439     .max_cpus = 4,
1440     .default_boot_order = "c",
1441 };
1442 
1443 static QEMUMachine ss600mp_machine = {
1444     .name = "SS-600MP",
1445     .desc = "Sun4m platform, SPARCserver 600MP",
1446     .init = ss600mp_init,
1447     .block_default_type = IF_SCSI,
1448     .max_cpus = 4,
1449     .default_boot_order = "c",
1450 };
1451 
1452 static QEMUMachine ss20_machine = {
1453     .name = "SS-20",
1454     .desc = "Sun4m platform, SPARCstation 20",
1455     .init = ss20_init,
1456     .block_default_type = IF_SCSI,
1457     .max_cpus = 4,
1458     .default_boot_order = "c",
1459 };
1460 
1461 static QEMUMachine voyager_machine = {
1462     .name = "Voyager",
1463     .desc = "Sun4m platform, SPARCstation Voyager",
1464     .init = vger_init,
1465     .block_default_type = IF_SCSI,
1466     .default_boot_order = "c",
1467 };
1468 
1469 static QEMUMachine ss_lx_machine = {
1470     .name = "LX",
1471     .desc = "Sun4m platform, SPARCstation LX",
1472     .init = ss_lx_init,
1473     .block_default_type = IF_SCSI,
1474     .default_boot_order = "c",
1475 };
1476 
1477 static QEMUMachine ss4_machine = {
1478     .name = "SS-4",
1479     .desc = "Sun4m platform, SPARCstation 4",
1480     .init = ss4_init,
1481     .block_default_type = IF_SCSI,
1482     .default_boot_order = "c",
1483 };
1484 
1485 static QEMUMachine scls_machine = {
1486     .name = "SPARCClassic",
1487     .desc = "Sun4m platform, SPARCClassic",
1488     .init = scls_init,
1489     .block_default_type = IF_SCSI,
1490     .default_boot_order = "c",
1491 };
1492 
1493 static QEMUMachine sbook_machine = {
1494     .name = "SPARCbook",
1495     .desc = "Sun4m platform, SPARCbook",
1496     .init = sbook_init,
1497     .block_default_type = IF_SCSI,
1498     .default_boot_order = "c",
1499 };
1500 
1501 static void sun4m_register_types(void)
1502 {
1503     type_register_static(&idreg_info);
1504     type_register_static(&afx_info);
1505     type_register_static(&prom_info);
1506     type_register_static(&ram_info);
1507 }
1508 
1509 static void sun4m_machine_init(void)
1510 {
1511     qemu_register_machine(&ss5_machine);
1512     qemu_register_machine(&ss10_machine);
1513     qemu_register_machine(&ss600mp_machine);
1514     qemu_register_machine(&ss20_machine);
1515     qemu_register_machine(&voyager_machine);
1516     qemu_register_machine(&ss_lx_machine);
1517     qemu_register_machine(&ss4_machine);
1518     qemu_register_machine(&scls_machine);
1519     qemu_register_machine(&sbook_machine);
1520 }
1521 
1522 type_init(sun4m_register_types)
1523 machine_init(sun4m_machine_init);
1524