xref: /openbmc/qemu/hw/sparc/sun4m.c (revision edb5092c245d34e05ca410d4bf32cf0c2786c8e8)
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/timer.h"
26 #include "hw/sparc/sun4m.h"
27 #include "hw/timer/m48t59.h"
28 #include "hw/sparc/sparc32_dma.h"
29 #include "hw/block/fdc.h"
30 #include "sysemu/sysemu.h"
31 #include "net/net.h"
32 #include "hw/boards.h"
33 #include "hw/nvram/openbios_firmware_abi.h"
34 #include "hw/scsi/esp.h"
35 #include "hw/i386/pc.h"
36 #include "hw/isa/isa.h"
37 #include "hw/nvram/fw_cfg.h"
38 #include "hw/char/escc.h"
39 #include "hw/empty_slot.h"
40 #include "hw/loader.h"
41 #include "elf.h"
42 #include "sysemu/blockdev.h"
43 #include "trace.h"
44 
45 /*
46  * Sun4m architecture was used in the following machines:
47  *
48  * SPARCserver 6xxMP/xx
49  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
50  * SPARCclassic X (4/10)
51  * SPARCstation LX/ZX (4/30)
52  * SPARCstation Voyager
53  * SPARCstation 10/xx, SPARCserver 10/xx
54  * SPARCstation 5, SPARCserver 5
55  * SPARCstation 20/xx, SPARCserver 20
56  * SPARCstation 4
57  *
58  * See for example: http://www.sunhelp.org/faq/sunref1.html
59  */
60 
61 #define KERNEL_LOAD_ADDR     0x00004000
62 #define CMDLINE_ADDR         0x007ff000
63 #define INITRD_LOAD_ADDR     0x00800000
64 #define PROM_SIZE_MAX        (1024 * 1024)
65 #define PROM_VADDR           0xffd00000
66 #define PROM_FILENAME        "openbios-sparc32"
67 #define CFG_ADDR             0xd00000510ULL
68 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
69 
70 #define MAX_CPUS 16
71 #define MAX_PILS 16
72 #define MAX_VSIMMS 4
73 
74 #define ESCC_CLOCK 4915200
75 
76 struct sun4m_hwdef {
77     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
78     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
79     hwaddr serial_base, fd_base;
80     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
81     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
82     hwaddr bpp_base, dbri_base, sx_base;
83     struct {
84         hwaddr reg_base, vram_base;
85     } vsimm[MAX_VSIMMS];
86     hwaddr ecc_base;
87     uint64_t max_mem;
88     const char * const default_cpu_model;
89     uint32_t ecc_version;
90     uint32_t iommu_version;
91     uint16_t machine_id;
92     uint8_t nvram_machine_id;
93 };
94 
95 int DMA_get_channel_mode (int nchan)
96 {
97     return 0;
98 }
99 int DMA_read_memory (int nchan, void *buf, int pos, int size)
100 {
101     return 0;
102 }
103 int DMA_write_memory (int nchan, void *buf, int pos, int size)
104 {
105     return 0;
106 }
107 void DMA_hold_DREQ (int nchan) {}
108 void DMA_release_DREQ (int nchan) {}
109 void DMA_schedule(int nchan) {}
110 
111 void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit)
112 {
113 }
114 
115 void DMA_register_channel (int nchan,
116                            DMA_transfer_handler transfer_handler,
117                            void *opaque)
118 {
119 }
120 
121 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
122 {
123     fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
124     return 0;
125 }
126 
127 static void nvram_init(M48t59State *nvram, uint8_t *macaddr,
128                        const char *cmdline, const char *boot_devices,
129                        ram_addr_t RAM_size, uint32_t kernel_size,
130                        int width, int height, int depth,
131                        int nvram_machine_id, const char *arch)
132 {
133     unsigned int i;
134     uint32_t start, end;
135     uint8_t image[0x1ff0];
136     struct OpenBIOS_nvpart_v1 *part_header;
137 
138     memset(image, '\0', sizeof(image));
139 
140     start = 0;
141 
142     // OpenBIOS nvram variables
143     // Variable partition
144     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
145     part_header->signature = OPENBIOS_PART_SYSTEM;
146     pstrcpy(part_header->name, sizeof(part_header->name), "system");
147 
148     end = start + sizeof(struct OpenBIOS_nvpart_v1);
149     for (i = 0; i < nb_prom_envs; i++)
150         end = OpenBIOS_set_var(image, end, prom_envs[i]);
151 
152     // End marker
153     image[end++] = '\0';
154 
155     end = start + ((end - start + 15) & ~15);
156     OpenBIOS_finish_partition(part_header, end - start);
157 
158     // free partition
159     start = end;
160     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
161     part_header->signature = OPENBIOS_PART_FREE;
162     pstrcpy(part_header->name, sizeof(part_header->name), "free");
163 
164     end = 0x1fd0;
165     OpenBIOS_finish_partition(part_header, end - start);
166 
167     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
168                     nvram_machine_id);
169 
170     for (i = 0; i < sizeof(image); i++)
171         m48t59_write(nvram, i, image[i]);
172 }
173 
174 static DeviceState *slavio_intctl;
175 
176 void sun4m_pic_info(Monitor *mon, const QDict *qdict)
177 {
178     if (slavio_intctl)
179         slavio_pic_info(mon, slavio_intctl);
180 }
181 
182 void sun4m_irq_info(Monitor *mon, const QDict *qdict)
183 {
184     if (slavio_intctl)
185         slavio_irq_info(mon, slavio_intctl);
186 }
187 
188 void cpu_check_irqs(CPUSPARCState *env)
189 {
190     CPUState *cs;
191 
192     if (env->pil_in && (env->interrupt_index == 0 ||
193                         (env->interrupt_index & ~15) == TT_EXTINT)) {
194         unsigned int i;
195 
196         for (i = 15; i > 0; i--) {
197             if (env->pil_in & (1 << i)) {
198                 int old_interrupt = env->interrupt_index;
199 
200                 env->interrupt_index = TT_EXTINT | i;
201                 if (old_interrupt != env->interrupt_index) {
202                     cs = CPU(sparc_env_get_cpu(env));
203                     trace_sun4m_cpu_interrupt(i);
204                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
205                 }
206                 break;
207             }
208         }
209     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
210         cs = CPU(sparc_env_get_cpu(env));
211         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
212         env->interrupt_index = 0;
213         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
214     }
215 }
216 
217 static void cpu_kick_irq(SPARCCPU *cpu)
218 {
219     CPUSPARCState *env = &cpu->env;
220     CPUState *cs = CPU(cpu);
221 
222     cs->halted = 0;
223     cpu_check_irqs(env);
224     qemu_cpu_kick(cs);
225 }
226 
227 static void cpu_set_irq(void *opaque, int irq, int level)
228 {
229     SPARCCPU *cpu = opaque;
230     CPUSPARCState *env = &cpu->env;
231 
232     if (level) {
233         trace_sun4m_cpu_set_irq_raise(irq);
234         env->pil_in |= 1 << irq;
235         cpu_kick_irq(cpu);
236     } else {
237         trace_sun4m_cpu_set_irq_lower(irq);
238         env->pil_in &= ~(1 << irq);
239         cpu_check_irqs(env);
240     }
241 }
242 
243 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
244 {
245 }
246 
247 static void main_cpu_reset(void *opaque)
248 {
249     SPARCCPU *cpu = opaque;
250     CPUState *cs = CPU(cpu);
251 
252     cpu_reset(cs);
253     cs->halted = 0;
254 }
255 
256 static void secondary_cpu_reset(void *opaque)
257 {
258     SPARCCPU *cpu = opaque;
259     CPUState *cs = CPU(cpu);
260 
261     cpu_reset(cs);
262     cs->halted = 1;
263 }
264 
265 static void cpu_halt_signal(void *opaque, int irq, int level)
266 {
267     if (level && cpu_single_env) {
268         cpu_interrupt(CPU(sparc_env_get_cpu(cpu_single_env)),
269                       CPU_INTERRUPT_HALT);
270     }
271 }
272 
273 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
274 {
275     return addr - 0xf0000000ULL;
276 }
277 
278 static unsigned long sun4m_load_kernel(const char *kernel_filename,
279                                        const char *initrd_filename,
280                                        ram_addr_t RAM_size)
281 {
282     int linux_boot;
283     unsigned int i;
284     long initrd_size, kernel_size;
285     uint8_t *ptr;
286 
287     linux_boot = (kernel_filename != NULL);
288 
289     kernel_size = 0;
290     if (linux_boot) {
291         int bswap_needed;
292 
293 #ifdef BSWAP_NEEDED
294         bswap_needed = 1;
295 #else
296         bswap_needed = 0;
297 #endif
298         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
299                                NULL, NULL, NULL, 1, ELF_MACHINE, 0);
300         if (kernel_size < 0)
301             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
302                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
303                                     TARGET_PAGE_SIZE);
304         if (kernel_size < 0)
305             kernel_size = load_image_targphys(kernel_filename,
306                                               KERNEL_LOAD_ADDR,
307                                               RAM_size - KERNEL_LOAD_ADDR);
308         if (kernel_size < 0) {
309             fprintf(stderr, "qemu: could not load kernel '%s'\n",
310                     kernel_filename);
311             exit(1);
312         }
313 
314         /* load initrd */
315         initrd_size = 0;
316         if (initrd_filename) {
317             initrd_size = load_image_targphys(initrd_filename,
318                                               INITRD_LOAD_ADDR,
319                                               RAM_size - INITRD_LOAD_ADDR);
320             if (initrd_size < 0) {
321                 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
322                         initrd_filename);
323                 exit(1);
324             }
325         }
326         if (initrd_size > 0) {
327             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
328                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
329                 if (ldl_p(ptr) == 0x48647253) { // HdrS
330                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
331                     stl_p(ptr + 20, initrd_size);
332                     break;
333                 }
334             }
335         }
336     }
337     return kernel_size;
338 }
339 
340 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
341 {
342     DeviceState *dev;
343     SysBusDevice *s;
344 
345     dev = qdev_create(NULL, "iommu");
346     qdev_prop_set_uint32(dev, "version", version);
347     qdev_init_nofail(dev);
348     s = SYS_BUS_DEVICE(dev);
349     sysbus_connect_irq(s, 0, irq);
350     sysbus_mmio_map(s, 0, addr);
351 
352     return s;
353 }
354 
355 static void *sparc32_dma_init(hwaddr daddr, qemu_irq parent_irq,
356                               void *iommu, qemu_irq *dev_irq, int is_ledma)
357 {
358     DeviceState *dev;
359     SysBusDevice *s;
360 
361     dev = qdev_create(NULL, "sparc32_dma");
362     qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
363     qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
364     qdev_init_nofail(dev);
365     s = SYS_BUS_DEVICE(dev);
366     sysbus_connect_irq(s, 0, parent_irq);
367     *dev_irq = qdev_get_gpio_in(dev, 0);
368     sysbus_mmio_map(s, 0, daddr);
369 
370     return s;
371 }
372 
373 static void lance_init(NICInfo *nd, hwaddr leaddr,
374                        void *dma_opaque, qemu_irq irq)
375 {
376     DeviceState *dev;
377     SysBusDevice *s;
378     qemu_irq reset;
379 
380     qemu_check_nic_model(&nd_table[0], "lance");
381 
382     dev = qdev_create(NULL, "lance");
383     qdev_set_nic_properties(dev, nd);
384     qdev_prop_set_ptr(dev, "dma", dma_opaque);
385     qdev_init_nofail(dev);
386     s = SYS_BUS_DEVICE(dev);
387     sysbus_mmio_map(s, 0, leaddr);
388     sysbus_connect_irq(s, 0, irq);
389     reset = qdev_get_gpio_in(dev, 0);
390     qdev_connect_gpio_out(dma_opaque, 0, reset);
391 }
392 
393 static DeviceState *slavio_intctl_init(hwaddr addr,
394                                        hwaddr addrg,
395                                        qemu_irq **parent_irq)
396 {
397     DeviceState *dev;
398     SysBusDevice *s;
399     unsigned int i, j;
400 
401     dev = qdev_create(NULL, "slavio_intctl");
402     qdev_init_nofail(dev);
403 
404     s = SYS_BUS_DEVICE(dev);
405 
406     for (i = 0; i < MAX_CPUS; i++) {
407         for (j = 0; j < MAX_PILS; j++) {
408             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
409         }
410     }
411     sysbus_mmio_map(s, 0, addrg);
412     for (i = 0; i < MAX_CPUS; i++) {
413         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
414     }
415 
416     return dev;
417 }
418 
419 #define SYS_TIMER_OFFSET      0x10000ULL
420 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
421 
422 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
423                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
424 {
425     DeviceState *dev;
426     SysBusDevice *s;
427     unsigned int i;
428 
429     dev = qdev_create(NULL, "slavio_timer");
430     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
431     qdev_init_nofail(dev);
432     s = SYS_BUS_DEVICE(dev);
433     sysbus_connect_irq(s, 0, master_irq);
434     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
435 
436     for (i = 0; i < MAX_CPUS; i++) {
437         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
438         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
439     }
440 }
441 
442 static qemu_irq  slavio_system_powerdown;
443 
444 static void slavio_powerdown_req(Notifier *n, void *opaque)
445 {
446     qemu_irq_raise(slavio_system_powerdown);
447 }
448 
449 static Notifier slavio_system_powerdown_notifier = {
450     .notify = slavio_powerdown_req
451 };
452 
453 #define MISC_LEDS 0x01600000
454 #define MISC_CFG  0x01800000
455 #define MISC_DIAG 0x01a00000
456 #define MISC_MDM  0x01b00000
457 #define MISC_SYS  0x01f00000
458 
459 static void slavio_misc_init(hwaddr base,
460                              hwaddr aux1_base,
461                              hwaddr aux2_base, qemu_irq irq,
462                              qemu_irq fdc_tc)
463 {
464     DeviceState *dev;
465     SysBusDevice *s;
466 
467     dev = qdev_create(NULL, "slavio_misc");
468     qdev_init_nofail(dev);
469     s = SYS_BUS_DEVICE(dev);
470     if (base) {
471         /* 8 bit registers */
472         /* Slavio control */
473         sysbus_mmio_map(s, 0, base + MISC_CFG);
474         /* Diagnostics */
475         sysbus_mmio_map(s, 1, base + MISC_DIAG);
476         /* Modem control */
477         sysbus_mmio_map(s, 2, base + MISC_MDM);
478         /* 16 bit registers */
479         /* ss600mp diag LEDs */
480         sysbus_mmio_map(s, 3, base + MISC_LEDS);
481         /* 32 bit registers */
482         /* System control */
483         sysbus_mmio_map(s, 4, base + MISC_SYS);
484     }
485     if (aux1_base) {
486         /* AUX 1 (Misc System Functions) */
487         sysbus_mmio_map(s, 5, aux1_base);
488     }
489     if (aux2_base) {
490         /* AUX 2 (Software Powerdown Control) */
491         sysbus_mmio_map(s, 6, aux2_base);
492     }
493     sysbus_connect_irq(s, 0, irq);
494     sysbus_connect_irq(s, 1, fdc_tc);
495     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
496     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
497 }
498 
499 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
500 {
501     DeviceState *dev;
502     SysBusDevice *s;
503 
504     dev = qdev_create(NULL, "eccmemctl");
505     qdev_prop_set_uint32(dev, "version", version);
506     qdev_init_nofail(dev);
507     s = SYS_BUS_DEVICE(dev);
508     sysbus_connect_irq(s, 0, irq);
509     sysbus_mmio_map(s, 0, base);
510     if (version == 0) { // SS-600MP only
511         sysbus_mmio_map(s, 1, base + 0x1000);
512     }
513 }
514 
515 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
516 {
517     DeviceState *dev;
518     SysBusDevice *s;
519 
520     dev = qdev_create(NULL, "apc");
521     qdev_init_nofail(dev);
522     s = SYS_BUS_DEVICE(dev);
523     /* Power management (APC) XXX: not a Slavio device */
524     sysbus_mmio_map(s, 0, power_base);
525     sysbus_connect_irq(s, 0, cpu_halt);
526 }
527 
528 static void tcx_init(hwaddr addr, int vram_size, int width,
529                      int height, int depth)
530 {
531     DeviceState *dev;
532     SysBusDevice *s;
533 
534     dev = qdev_create(NULL, "SUNW,tcx");
535     qdev_prop_set_uint32(dev, "vram_size", vram_size);
536     qdev_prop_set_uint16(dev, "width", width);
537     qdev_prop_set_uint16(dev, "height", height);
538     qdev_prop_set_uint16(dev, "depth", depth);
539     qdev_init_nofail(dev);
540     s = SYS_BUS_DEVICE(dev);
541     /* 8-bit plane */
542     sysbus_mmio_map(s, 0, addr + 0x00800000ULL);
543     /* DAC */
544     sysbus_mmio_map(s, 1, addr + 0x00200000ULL);
545     /* TEC (dummy) */
546     sysbus_mmio_map(s, 2, addr + 0x00700000ULL);
547     /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */
548     sysbus_mmio_map(s, 3, addr + 0x00301000ULL);
549     if (depth == 24) {
550         /* 24-bit plane */
551         sysbus_mmio_map(s, 4, addr + 0x02000000ULL);
552         /* Control plane */
553         sysbus_mmio_map(s, 5, addr + 0x0a000000ULL);
554     } else {
555         /* THC 8 bit (dummy) */
556         sysbus_mmio_map(s, 4, addr + 0x00300000ULL);
557     }
558 }
559 
560 /* NCR89C100/MACIO Internal ID register */
561 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
562 
563 static void idreg_init(hwaddr addr)
564 {
565     DeviceState *dev;
566     SysBusDevice *s;
567 
568     dev = qdev_create(NULL, "macio_idreg");
569     qdev_init_nofail(dev);
570     s = SYS_BUS_DEVICE(dev);
571 
572     sysbus_mmio_map(s, 0, addr);
573     cpu_physical_memory_write_rom(addr, idreg_data, sizeof(idreg_data));
574 }
575 
576 typedef struct IDRegState {
577     SysBusDevice busdev;
578     MemoryRegion mem;
579 } IDRegState;
580 
581 static int idreg_init1(SysBusDevice *dev)
582 {
583     IDRegState *s = FROM_SYSBUS(IDRegState, dev);
584 
585     memory_region_init_ram(&s->mem, OBJECT(s),
586                            "sun4m.idreg", sizeof(idreg_data));
587     vmstate_register_ram_global(&s->mem);
588     memory_region_set_readonly(&s->mem, true);
589     sysbus_init_mmio(dev, &s->mem);
590     return 0;
591 }
592 
593 static void idreg_class_init(ObjectClass *klass, void *data)
594 {
595     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
596 
597     k->init = idreg_init1;
598 }
599 
600 static const TypeInfo idreg_info = {
601     .name          = "macio_idreg",
602     .parent        = TYPE_SYS_BUS_DEVICE,
603     .instance_size = sizeof(IDRegState),
604     .class_init    = idreg_class_init,
605 };
606 
607 typedef struct AFXState {
608     SysBusDevice busdev;
609     MemoryRegion mem;
610 } AFXState;
611 
612 /* SS-5 TCX AFX register */
613 static void afx_init(hwaddr addr)
614 {
615     DeviceState *dev;
616     SysBusDevice *s;
617 
618     dev = qdev_create(NULL, "tcx_afx");
619     qdev_init_nofail(dev);
620     s = SYS_BUS_DEVICE(dev);
621 
622     sysbus_mmio_map(s, 0, addr);
623 }
624 
625 static int afx_init1(SysBusDevice *dev)
626 {
627     AFXState *s = FROM_SYSBUS(AFXState, dev);
628 
629     memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4);
630     vmstate_register_ram_global(&s->mem);
631     sysbus_init_mmio(dev, &s->mem);
632     return 0;
633 }
634 
635 static void afx_class_init(ObjectClass *klass, void *data)
636 {
637     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
638 
639     k->init = afx_init1;
640 }
641 
642 static const TypeInfo afx_info = {
643     .name          = "tcx_afx",
644     .parent        = TYPE_SYS_BUS_DEVICE,
645     .instance_size = sizeof(AFXState),
646     .class_init    = afx_class_init,
647 };
648 
649 typedef struct PROMState {
650     SysBusDevice busdev;
651     MemoryRegion prom;
652 } PROMState;
653 
654 /* Boot PROM (OpenBIOS) */
655 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
656 {
657     hwaddr *base_addr = (hwaddr *)opaque;
658     return addr + *base_addr - PROM_VADDR;
659 }
660 
661 static void prom_init(hwaddr addr, const char *bios_name)
662 {
663     DeviceState *dev;
664     SysBusDevice *s;
665     char *filename;
666     int ret;
667 
668     dev = qdev_create(NULL, "openprom");
669     qdev_init_nofail(dev);
670     s = SYS_BUS_DEVICE(dev);
671 
672     sysbus_mmio_map(s, 0, addr);
673 
674     /* load boot prom */
675     if (bios_name == NULL) {
676         bios_name = PROM_FILENAME;
677     }
678     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
679     if (filename) {
680         ret = load_elf(filename, translate_prom_address, &addr, NULL,
681                        NULL, NULL, 1, ELF_MACHINE, 0);
682         if (ret < 0 || ret > PROM_SIZE_MAX) {
683             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
684         }
685         g_free(filename);
686     } else {
687         ret = -1;
688     }
689     if (ret < 0 || ret > PROM_SIZE_MAX) {
690         fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
691         exit(1);
692     }
693 }
694 
695 static int prom_init1(SysBusDevice *dev)
696 {
697     PROMState *s = FROM_SYSBUS(PROMState, dev);
698 
699     memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX);
700     vmstate_register_ram_global(&s->prom);
701     memory_region_set_readonly(&s->prom, true);
702     sysbus_init_mmio(dev, &s->prom);
703     return 0;
704 }
705 
706 static Property prom_properties[] = {
707     {/* end of property list */},
708 };
709 
710 static void prom_class_init(ObjectClass *klass, void *data)
711 {
712     DeviceClass *dc = DEVICE_CLASS(klass);
713     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
714 
715     k->init = prom_init1;
716     dc->props = prom_properties;
717 }
718 
719 static const TypeInfo prom_info = {
720     .name          = "openprom",
721     .parent        = TYPE_SYS_BUS_DEVICE,
722     .instance_size = sizeof(PROMState),
723     .class_init    = prom_class_init,
724 };
725 
726 typedef struct RamDevice
727 {
728     SysBusDevice busdev;
729     MemoryRegion ram;
730     uint64_t size;
731 } RamDevice;
732 
733 /* System RAM */
734 static int ram_init1(SysBusDevice *dev)
735 {
736     RamDevice *d = FROM_SYSBUS(RamDevice, dev);
737 
738     memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size);
739     vmstate_register_ram_global(&d->ram);
740     sysbus_init_mmio(dev, &d->ram);
741     return 0;
742 }
743 
744 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
745                      uint64_t max_mem)
746 {
747     DeviceState *dev;
748     SysBusDevice *s;
749     RamDevice *d;
750 
751     /* allocate RAM */
752     if ((uint64_t)RAM_size > max_mem) {
753         fprintf(stderr,
754                 "qemu: Too much memory for this machine: %d, maximum %d\n",
755                 (unsigned int)(RAM_size / (1024 * 1024)),
756                 (unsigned int)(max_mem / (1024 * 1024)));
757         exit(1);
758     }
759     dev = qdev_create(NULL, "memory");
760     s = SYS_BUS_DEVICE(dev);
761 
762     d = FROM_SYSBUS(RamDevice, s);
763     d->size = RAM_size;
764     qdev_init_nofail(dev);
765 
766     sysbus_mmio_map(s, 0, addr);
767 }
768 
769 static Property ram_properties[] = {
770     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
771     DEFINE_PROP_END_OF_LIST(),
772 };
773 
774 static void ram_class_init(ObjectClass *klass, void *data)
775 {
776     DeviceClass *dc = DEVICE_CLASS(klass);
777     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
778 
779     k->init = ram_init1;
780     dc->props = ram_properties;
781 }
782 
783 static const TypeInfo ram_info = {
784     .name          = "memory",
785     .parent        = TYPE_SYS_BUS_DEVICE,
786     .instance_size = sizeof(RamDevice),
787     .class_init    = ram_class_init,
788 };
789 
790 static void cpu_devinit(const char *cpu_model, unsigned int id,
791                         uint64_t prom_addr, qemu_irq **cpu_irqs)
792 {
793     CPUState *cs;
794     SPARCCPU *cpu;
795     CPUSPARCState *env;
796 
797     cpu = cpu_sparc_init(cpu_model);
798     if (cpu == NULL) {
799         fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
800         exit(1);
801     }
802     env = &cpu->env;
803 
804     cpu_sparc_set_id(env, id);
805     if (id == 0) {
806         qemu_register_reset(main_cpu_reset, cpu);
807     } else {
808         qemu_register_reset(secondary_cpu_reset, cpu);
809         cs = CPU(cpu);
810         cs->halted = 1;
811     }
812     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
813     env->prom_addr = prom_addr;
814 }
815 
816 static void dummy_fdc_tc(void *opaque, int irq, int level)
817 {
818 }
819 
820 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
821                           const char *boot_device,
822                           const char *kernel_filename,
823                           const char *kernel_cmdline,
824                           const char *initrd_filename, const char *cpu_model)
825 {
826     unsigned int i;
827     void *iommu, *espdma, *ledma, *nvram;
828     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
829         espdma_irq, ledma_irq;
830     qemu_irq esp_reset, dma_enable;
831     qemu_irq fdc_tc;
832     qemu_irq *cpu_halt;
833     unsigned long kernel_size;
834     DriveInfo *fd[MAX_FD];
835     FWCfgState *fw_cfg;
836     unsigned int num_vsimms;
837 
838     /* init CPUs */
839     if (!cpu_model)
840         cpu_model = hwdef->default_cpu_model;
841 
842     for(i = 0; i < smp_cpus; i++) {
843         cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
844     }
845 
846     for (i = smp_cpus; i < MAX_CPUS; i++)
847         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
848 
849 
850     /* set up devices */
851     ram_init(0, RAM_size, hwdef->max_mem);
852     /* models without ECC don't trap when missing ram is accessed */
853     if (!hwdef->ecc_base) {
854         empty_slot_init(RAM_size, hwdef->max_mem - RAM_size);
855     }
856 
857     prom_init(hwdef->slavio_base, bios_name);
858 
859     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
860                                        hwdef->intctl_base + 0x10000ULL,
861                                        cpu_irqs);
862 
863     for (i = 0; i < 32; i++) {
864         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
865     }
866     for (i = 0; i < MAX_CPUS; i++) {
867         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
868     }
869 
870     if (hwdef->idreg_base) {
871         idreg_init(hwdef->idreg_base);
872     }
873 
874     if (hwdef->afx_base) {
875         afx_init(hwdef->afx_base);
876     }
877 
878     iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
879                        slavio_irq[30]);
880 
881     if (hwdef->iommu_pad_base) {
882         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
883            Software shouldn't use aliased addresses, neither should it crash
884            when does. Using empty_slot instead of aliasing can help with
885            debugging such accesses */
886         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
887     }
888 
889     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
890                               iommu, &espdma_irq, 0);
891 
892     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
893                              slavio_irq[16], iommu, &ledma_irq, 1);
894 
895     if (graphic_depth != 8 && graphic_depth != 24) {
896         fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
897         exit (1);
898     }
899     num_vsimms = 0;
900     if (num_vsimms == 0) {
901         tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
902                  graphic_depth);
903     }
904 
905     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
906         /* vsimm registers probed by OBP */
907         if (hwdef->vsimm[i].reg_base) {
908             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
909         }
910     }
911 
912     if (hwdef->sx_base) {
913         empty_slot_init(hwdef->sx_base, 0x2000);
914     }
915 
916     lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
917 
918     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
919 
920     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
921 
922     slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
923                               display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
924     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
925        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
926     escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
927               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
928 
929     cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
930     if (hwdef->apc_base) {
931         apc_init(hwdef->apc_base, cpu_halt[0]);
932     }
933 
934     if (hwdef->fd_base) {
935         /* there is zero or one floppy drive */
936         memset(fd, 0, sizeof(fd));
937         fd[0] = drive_get(IF_FLOPPY, 0, 0);
938         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
939                           &fdc_tc);
940     } else {
941         fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1);
942     }
943 
944     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
945                      slavio_irq[30], fdc_tc);
946 
947     if (drive_get_max_bus(IF_SCSI) > 0) {
948         fprintf(stderr, "qemu: too many SCSI bus\n");
949         exit(1);
950     }
951 
952     esp_init(hwdef->esp_base, 2,
953              espdma_memory_read, espdma_memory_write,
954              espdma, espdma_irq, &esp_reset, &dma_enable);
955 
956     qdev_connect_gpio_out(espdma, 0, esp_reset);
957     qdev_connect_gpio_out(espdma, 1, dma_enable);
958 
959     if (hwdef->cs_base) {
960         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
961                              slavio_irq[5]);
962     }
963 
964     if (hwdef->dbri_base) {
965         /* ISDN chip with attached CS4215 audio codec */
966         /* prom space */
967         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
968         /* reg space */
969         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
970     }
971 
972     if (hwdef->bpp_base) {
973         /* parallel port */
974         empty_slot_init(hwdef->bpp_base, 0x20);
975     }
976 
977     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
978                                     RAM_size);
979 
980     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
981                boot_device, RAM_size, kernel_size, graphic_width,
982                graphic_height, graphic_depth, hwdef->nvram_machine_id,
983                "Sun4m");
984 
985     if (hwdef->ecc_base)
986         ecc_init(hwdef->ecc_base, slavio_irq[28],
987                  hwdef->ecc_version);
988 
989     fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
990     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
991     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
992     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
993     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
994     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
995     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
996     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
997     if (kernel_cmdline) {
998         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
999         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
1000         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, kernel_cmdline);
1001         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1002                        strlen(kernel_cmdline) + 1);
1003     } else {
1004         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1005         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1006     }
1007     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1008     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1009     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
1010     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1011 }
1012 
1013 enum {
1014     ss5_id = 32,
1015     vger_id,
1016     lx_id,
1017     ss4_id,
1018     scls_id,
1019     sbook_id,
1020     ss10_id = 64,
1021     ss20_id,
1022     ss600mp_id,
1023 };
1024 
1025 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1026     /* SS-5 */
1027     {
1028         .iommu_base   = 0x10000000,
1029         .iommu_pad_base = 0x10004000,
1030         .iommu_pad_len  = 0x0fffb000,
1031         .tcx_base     = 0x50000000,
1032         .cs_base      = 0x6c000000,
1033         .slavio_base  = 0x70000000,
1034         .ms_kb_base   = 0x71000000,
1035         .serial_base  = 0x71100000,
1036         .nvram_base   = 0x71200000,
1037         .fd_base      = 0x71400000,
1038         .counter_base = 0x71d00000,
1039         .intctl_base  = 0x71e00000,
1040         .idreg_base   = 0x78000000,
1041         .dma_base     = 0x78400000,
1042         .esp_base     = 0x78800000,
1043         .le_base      = 0x78c00000,
1044         .apc_base     = 0x6a000000,
1045         .afx_base     = 0x6e000000,
1046         .aux1_base    = 0x71900000,
1047         .aux2_base    = 0x71910000,
1048         .nvram_machine_id = 0x80,
1049         .machine_id = ss5_id,
1050         .iommu_version = 0x05000000,
1051         .max_mem = 0x10000000,
1052         .default_cpu_model = "Fujitsu MB86904",
1053     },
1054     /* SS-10 */
1055     {
1056         .iommu_base   = 0xfe0000000ULL,
1057         .tcx_base     = 0xe20000000ULL,
1058         .slavio_base  = 0xff0000000ULL,
1059         .ms_kb_base   = 0xff1000000ULL,
1060         .serial_base  = 0xff1100000ULL,
1061         .nvram_base   = 0xff1200000ULL,
1062         .fd_base      = 0xff1700000ULL,
1063         .counter_base = 0xff1300000ULL,
1064         .intctl_base  = 0xff1400000ULL,
1065         .idreg_base   = 0xef0000000ULL,
1066         .dma_base     = 0xef0400000ULL,
1067         .esp_base     = 0xef0800000ULL,
1068         .le_base      = 0xef0c00000ULL,
1069         .apc_base     = 0xefa000000ULL, // XXX should not exist
1070         .aux1_base    = 0xff1800000ULL,
1071         .aux2_base    = 0xff1a01000ULL,
1072         .ecc_base     = 0xf00000000ULL,
1073         .ecc_version  = 0x10000000, // version 0, implementation 1
1074         .nvram_machine_id = 0x72,
1075         .machine_id = ss10_id,
1076         .iommu_version = 0x03000000,
1077         .max_mem = 0xf00000000ULL,
1078         .default_cpu_model = "TI SuperSparc II",
1079     },
1080     /* SS-600MP */
1081     {
1082         .iommu_base   = 0xfe0000000ULL,
1083         .tcx_base     = 0xe20000000ULL,
1084         .slavio_base  = 0xff0000000ULL,
1085         .ms_kb_base   = 0xff1000000ULL,
1086         .serial_base  = 0xff1100000ULL,
1087         .nvram_base   = 0xff1200000ULL,
1088         .counter_base = 0xff1300000ULL,
1089         .intctl_base  = 0xff1400000ULL,
1090         .dma_base     = 0xef0081000ULL,
1091         .esp_base     = 0xef0080000ULL,
1092         .le_base      = 0xef0060000ULL,
1093         .apc_base     = 0xefa000000ULL, // XXX should not exist
1094         .aux1_base    = 0xff1800000ULL,
1095         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1096         .ecc_base     = 0xf00000000ULL,
1097         .ecc_version  = 0x00000000, // version 0, implementation 0
1098         .nvram_machine_id = 0x71,
1099         .machine_id = ss600mp_id,
1100         .iommu_version = 0x01000000,
1101         .max_mem = 0xf00000000ULL,
1102         .default_cpu_model = "TI SuperSparc II",
1103     },
1104     /* SS-20 */
1105     {
1106         .iommu_base   = 0xfe0000000ULL,
1107         .tcx_base     = 0xe20000000ULL,
1108         .slavio_base  = 0xff0000000ULL,
1109         .ms_kb_base   = 0xff1000000ULL,
1110         .serial_base  = 0xff1100000ULL,
1111         .nvram_base   = 0xff1200000ULL,
1112         .fd_base      = 0xff1700000ULL,
1113         .counter_base = 0xff1300000ULL,
1114         .intctl_base  = 0xff1400000ULL,
1115         .idreg_base   = 0xef0000000ULL,
1116         .dma_base     = 0xef0400000ULL,
1117         .esp_base     = 0xef0800000ULL,
1118         .le_base      = 0xef0c00000ULL,
1119         .bpp_base     = 0xef4800000ULL,
1120         .apc_base     = 0xefa000000ULL, // XXX should not exist
1121         .aux1_base    = 0xff1800000ULL,
1122         .aux2_base    = 0xff1a01000ULL,
1123         .dbri_base    = 0xee0000000ULL,
1124         .sx_base      = 0xf80000000ULL,
1125         .vsimm        = {
1126             {
1127                 .reg_base  = 0x9c000000ULL,
1128                 .vram_base = 0xfc000000ULL
1129             }, {
1130                 .reg_base  = 0x90000000ULL,
1131                 .vram_base = 0xf0000000ULL
1132             }, {
1133                 .reg_base  = 0x94000000ULL
1134             }, {
1135                 .reg_base  = 0x98000000ULL
1136             }
1137         },
1138         .ecc_base     = 0xf00000000ULL,
1139         .ecc_version  = 0x20000000, // version 0, implementation 2
1140         .nvram_machine_id = 0x72,
1141         .machine_id = ss20_id,
1142         .iommu_version = 0x13000000,
1143         .max_mem = 0xf00000000ULL,
1144         .default_cpu_model = "TI SuperSparc II",
1145     },
1146     /* Voyager */
1147     {
1148         .iommu_base   = 0x10000000,
1149         .tcx_base     = 0x50000000,
1150         .slavio_base  = 0x70000000,
1151         .ms_kb_base   = 0x71000000,
1152         .serial_base  = 0x71100000,
1153         .nvram_base   = 0x71200000,
1154         .fd_base      = 0x71400000,
1155         .counter_base = 0x71d00000,
1156         .intctl_base  = 0x71e00000,
1157         .idreg_base   = 0x78000000,
1158         .dma_base     = 0x78400000,
1159         .esp_base     = 0x78800000,
1160         .le_base      = 0x78c00000,
1161         .apc_base     = 0x71300000, // pmc
1162         .aux1_base    = 0x71900000,
1163         .aux2_base    = 0x71910000,
1164         .nvram_machine_id = 0x80,
1165         .machine_id = vger_id,
1166         .iommu_version = 0x05000000,
1167         .max_mem = 0x10000000,
1168         .default_cpu_model = "Fujitsu MB86904",
1169     },
1170     /* LX */
1171     {
1172         .iommu_base   = 0x10000000,
1173         .iommu_pad_base = 0x10004000,
1174         .iommu_pad_len  = 0x0fffb000,
1175         .tcx_base     = 0x50000000,
1176         .slavio_base  = 0x70000000,
1177         .ms_kb_base   = 0x71000000,
1178         .serial_base  = 0x71100000,
1179         .nvram_base   = 0x71200000,
1180         .fd_base      = 0x71400000,
1181         .counter_base = 0x71d00000,
1182         .intctl_base  = 0x71e00000,
1183         .idreg_base   = 0x78000000,
1184         .dma_base     = 0x78400000,
1185         .esp_base     = 0x78800000,
1186         .le_base      = 0x78c00000,
1187         .aux1_base    = 0x71900000,
1188         .aux2_base    = 0x71910000,
1189         .nvram_machine_id = 0x80,
1190         .machine_id = lx_id,
1191         .iommu_version = 0x04000000,
1192         .max_mem = 0x10000000,
1193         .default_cpu_model = "TI MicroSparc I",
1194     },
1195     /* SS-4 */
1196     {
1197         .iommu_base   = 0x10000000,
1198         .tcx_base     = 0x50000000,
1199         .cs_base      = 0x6c000000,
1200         .slavio_base  = 0x70000000,
1201         .ms_kb_base   = 0x71000000,
1202         .serial_base  = 0x71100000,
1203         .nvram_base   = 0x71200000,
1204         .fd_base      = 0x71400000,
1205         .counter_base = 0x71d00000,
1206         .intctl_base  = 0x71e00000,
1207         .idreg_base   = 0x78000000,
1208         .dma_base     = 0x78400000,
1209         .esp_base     = 0x78800000,
1210         .le_base      = 0x78c00000,
1211         .apc_base     = 0x6a000000,
1212         .aux1_base    = 0x71900000,
1213         .aux2_base    = 0x71910000,
1214         .nvram_machine_id = 0x80,
1215         .machine_id = ss4_id,
1216         .iommu_version = 0x05000000,
1217         .max_mem = 0x10000000,
1218         .default_cpu_model = "Fujitsu MB86904",
1219     },
1220     /* SPARCClassic */
1221     {
1222         .iommu_base   = 0x10000000,
1223         .tcx_base     = 0x50000000,
1224         .slavio_base  = 0x70000000,
1225         .ms_kb_base   = 0x71000000,
1226         .serial_base  = 0x71100000,
1227         .nvram_base   = 0x71200000,
1228         .fd_base      = 0x71400000,
1229         .counter_base = 0x71d00000,
1230         .intctl_base  = 0x71e00000,
1231         .idreg_base   = 0x78000000,
1232         .dma_base     = 0x78400000,
1233         .esp_base     = 0x78800000,
1234         .le_base      = 0x78c00000,
1235         .apc_base     = 0x6a000000,
1236         .aux1_base    = 0x71900000,
1237         .aux2_base    = 0x71910000,
1238         .nvram_machine_id = 0x80,
1239         .machine_id = scls_id,
1240         .iommu_version = 0x05000000,
1241         .max_mem = 0x10000000,
1242         .default_cpu_model = "TI MicroSparc I",
1243     },
1244     /* SPARCbook */
1245     {
1246         .iommu_base   = 0x10000000,
1247         .tcx_base     = 0x50000000, // XXX
1248         .slavio_base  = 0x70000000,
1249         .ms_kb_base   = 0x71000000,
1250         .serial_base  = 0x71100000,
1251         .nvram_base   = 0x71200000,
1252         .fd_base      = 0x71400000,
1253         .counter_base = 0x71d00000,
1254         .intctl_base  = 0x71e00000,
1255         .idreg_base   = 0x78000000,
1256         .dma_base     = 0x78400000,
1257         .esp_base     = 0x78800000,
1258         .le_base      = 0x78c00000,
1259         .apc_base     = 0x6a000000,
1260         .aux1_base    = 0x71900000,
1261         .aux2_base    = 0x71910000,
1262         .nvram_machine_id = 0x80,
1263         .machine_id = sbook_id,
1264         .iommu_version = 0x05000000,
1265         .max_mem = 0x10000000,
1266         .default_cpu_model = "TI MicroSparc I",
1267     },
1268 };
1269 
1270 /* SPARCstation 5 hardware initialisation */
1271 static void ss5_init(QEMUMachineInitArgs *args)
1272 {
1273     ram_addr_t RAM_size = args->ram_size;
1274     const char *cpu_model = args->cpu_model;
1275     const char *kernel_filename = args->kernel_filename;
1276     const char *kernel_cmdline = args->kernel_cmdline;
1277     const char *initrd_filename = args->initrd_filename;
1278     const char *boot_device = args->boot_device;
1279     sun4m_hw_init(&sun4m_hwdefs[0], RAM_size, boot_device, kernel_filename,
1280                   kernel_cmdline, initrd_filename, cpu_model);
1281 }
1282 
1283 /* SPARCstation 10 hardware initialisation */
1284 static void ss10_init(QEMUMachineInitArgs *args)
1285 {
1286     ram_addr_t RAM_size = args->ram_size;
1287     const char *cpu_model = args->cpu_model;
1288     const char *kernel_filename = args->kernel_filename;
1289     const char *kernel_cmdline = args->kernel_cmdline;
1290     const char *initrd_filename = args->initrd_filename;
1291     const char *boot_device = args->boot_device;
1292     sun4m_hw_init(&sun4m_hwdefs[1], RAM_size, boot_device, kernel_filename,
1293                   kernel_cmdline, initrd_filename, cpu_model);
1294 }
1295 
1296 /* SPARCserver 600MP hardware initialisation */
1297 static void ss600mp_init(QEMUMachineInitArgs *args)
1298 {
1299     ram_addr_t RAM_size = args->ram_size;
1300     const char *cpu_model = args->cpu_model;
1301     const char *kernel_filename = args->kernel_filename;
1302     const char *kernel_cmdline = args->kernel_cmdline;
1303     const char *initrd_filename = args->initrd_filename;
1304     const char *boot_device = args->boot_device;
1305     sun4m_hw_init(&sun4m_hwdefs[2], RAM_size, boot_device, kernel_filename,
1306                   kernel_cmdline, initrd_filename, cpu_model);
1307 }
1308 
1309 /* SPARCstation 20 hardware initialisation */
1310 static void ss20_init(QEMUMachineInitArgs *args)
1311 {
1312     ram_addr_t RAM_size = args->ram_size;
1313     const char *cpu_model = args->cpu_model;
1314     const char *kernel_filename = args->kernel_filename;
1315     const char *kernel_cmdline = args->kernel_cmdline;
1316     const char *initrd_filename = args->initrd_filename;
1317     const char *boot_device = args->boot_device;
1318     sun4m_hw_init(&sun4m_hwdefs[3], RAM_size, boot_device, kernel_filename,
1319                   kernel_cmdline, initrd_filename, cpu_model);
1320 }
1321 
1322 /* SPARCstation Voyager hardware initialisation */
1323 static void vger_init(QEMUMachineInitArgs *args)
1324 {
1325     ram_addr_t RAM_size = args->ram_size;
1326     const char *cpu_model = args->cpu_model;
1327     const char *kernel_filename = args->kernel_filename;
1328     const char *kernel_cmdline = args->kernel_cmdline;
1329     const char *initrd_filename = args->initrd_filename;
1330     const char *boot_device = args->boot_device;
1331     sun4m_hw_init(&sun4m_hwdefs[4], RAM_size, boot_device, kernel_filename,
1332                   kernel_cmdline, initrd_filename, cpu_model);
1333 }
1334 
1335 /* SPARCstation LX hardware initialisation */
1336 static void ss_lx_init(QEMUMachineInitArgs *args)
1337 {
1338     ram_addr_t RAM_size = args->ram_size;
1339     const char *cpu_model = args->cpu_model;
1340     const char *kernel_filename = args->kernel_filename;
1341     const char *kernel_cmdline = args->kernel_cmdline;
1342     const char *initrd_filename = args->initrd_filename;
1343     const char *boot_device = args->boot_device;
1344     sun4m_hw_init(&sun4m_hwdefs[5], RAM_size, boot_device, kernel_filename,
1345                   kernel_cmdline, initrd_filename, cpu_model);
1346 }
1347 
1348 /* SPARCstation 4 hardware initialisation */
1349 static void ss4_init(QEMUMachineInitArgs *args)
1350 {
1351     ram_addr_t RAM_size = args->ram_size;
1352     const char *cpu_model = args->cpu_model;
1353     const char *kernel_filename = args->kernel_filename;
1354     const char *kernel_cmdline = args->kernel_cmdline;
1355     const char *initrd_filename = args->initrd_filename;
1356     const char *boot_device = args->boot_device;
1357     sun4m_hw_init(&sun4m_hwdefs[6], RAM_size, boot_device, kernel_filename,
1358                   kernel_cmdline, initrd_filename, cpu_model);
1359 }
1360 
1361 /* SPARCClassic hardware initialisation */
1362 static void scls_init(QEMUMachineInitArgs *args)
1363 {
1364     ram_addr_t RAM_size = args->ram_size;
1365     const char *cpu_model = args->cpu_model;
1366     const char *kernel_filename = args->kernel_filename;
1367     const char *kernel_cmdline = args->kernel_cmdline;
1368     const char *initrd_filename = args->initrd_filename;
1369     const char *boot_device = args->boot_device;
1370     sun4m_hw_init(&sun4m_hwdefs[7], RAM_size, boot_device, kernel_filename,
1371                   kernel_cmdline, initrd_filename, cpu_model);
1372 }
1373 
1374 /* SPARCbook hardware initialisation */
1375 static void sbook_init(QEMUMachineInitArgs *args)
1376 {
1377     ram_addr_t RAM_size = args->ram_size;
1378     const char *cpu_model = args->cpu_model;
1379     const char *kernel_filename = args->kernel_filename;
1380     const char *kernel_cmdline = args->kernel_cmdline;
1381     const char *initrd_filename = args->initrd_filename;
1382     const char *boot_device = args->boot_device;
1383     sun4m_hw_init(&sun4m_hwdefs[8], RAM_size, boot_device, kernel_filename,
1384                   kernel_cmdline, initrd_filename, cpu_model);
1385 }
1386 
1387 static QEMUMachine ss5_machine = {
1388     .name = "SS-5",
1389     .desc = "Sun4m platform, SPARCstation 5",
1390     .init = ss5_init,
1391     .block_default_type = IF_SCSI,
1392     .is_default = 1,
1393     DEFAULT_MACHINE_OPTIONS,
1394 };
1395 
1396 static QEMUMachine ss10_machine = {
1397     .name = "SS-10",
1398     .desc = "Sun4m platform, SPARCstation 10",
1399     .init = ss10_init,
1400     .block_default_type = IF_SCSI,
1401     .max_cpus = 4,
1402     DEFAULT_MACHINE_OPTIONS,
1403 };
1404 
1405 static QEMUMachine ss600mp_machine = {
1406     .name = "SS-600MP",
1407     .desc = "Sun4m platform, SPARCserver 600MP",
1408     .init = ss600mp_init,
1409     .block_default_type = IF_SCSI,
1410     .max_cpus = 4,
1411     DEFAULT_MACHINE_OPTIONS,
1412 };
1413 
1414 static QEMUMachine ss20_machine = {
1415     .name = "SS-20",
1416     .desc = "Sun4m platform, SPARCstation 20",
1417     .init = ss20_init,
1418     .block_default_type = IF_SCSI,
1419     .max_cpus = 4,
1420     DEFAULT_MACHINE_OPTIONS,
1421 };
1422 
1423 static QEMUMachine voyager_machine = {
1424     .name = "Voyager",
1425     .desc = "Sun4m platform, SPARCstation Voyager",
1426     .init = vger_init,
1427     .block_default_type = IF_SCSI,
1428     DEFAULT_MACHINE_OPTIONS,
1429 };
1430 
1431 static QEMUMachine ss_lx_machine = {
1432     .name = "LX",
1433     .desc = "Sun4m platform, SPARCstation LX",
1434     .init = ss_lx_init,
1435     .block_default_type = IF_SCSI,
1436     DEFAULT_MACHINE_OPTIONS,
1437 };
1438 
1439 static QEMUMachine ss4_machine = {
1440     .name = "SS-4",
1441     .desc = "Sun4m platform, SPARCstation 4",
1442     .init = ss4_init,
1443     .block_default_type = IF_SCSI,
1444     DEFAULT_MACHINE_OPTIONS,
1445 };
1446 
1447 static QEMUMachine scls_machine = {
1448     .name = "SPARCClassic",
1449     .desc = "Sun4m platform, SPARCClassic",
1450     .init = scls_init,
1451     .block_default_type = IF_SCSI,
1452     DEFAULT_MACHINE_OPTIONS,
1453 };
1454 
1455 static QEMUMachine sbook_machine = {
1456     .name = "SPARCbook",
1457     .desc = "Sun4m platform, SPARCbook",
1458     .init = sbook_init,
1459     .block_default_type = IF_SCSI,
1460     DEFAULT_MACHINE_OPTIONS,
1461 };
1462 
1463 static void sun4m_register_types(void)
1464 {
1465     type_register_static(&idreg_info);
1466     type_register_static(&afx_info);
1467     type_register_static(&prom_info);
1468     type_register_static(&ram_info);
1469 }
1470 
1471 static void sun4m_machine_init(void)
1472 {
1473     qemu_register_machine(&ss5_machine);
1474     qemu_register_machine(&ss10_machine);
1475     qemu_register_machine(&ss600mp_machine);
1476     qemu_register_machine(&ss20_machine);
1477     qemu_register_machine(&voyager_machine);
1478     qemu_register_machine(&ss_lx_machine);
1479     qemu_register_machine(&ss4_machine);
1480     qemu_register_machine(&scls_machine);
1481     qemu_register_machine(&sbook_machine);
1482 }
1483 
1484 type_init(sun4m_register_types)
1485 machine_init(sun4m_machine_init);
1486