xref: /openbmc/qemu/hw/sparc/sun4m.c (revision e6f54c91758d99f476c7db01c449e01a54821e1c)
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 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
70 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
71 
72 #define MAX_CPUS 16
73 #define MAX_PILS 16
74 #define MAX_VSIMMS 4
75 
76 #define ESCC_CLOCK 4915200
77 
78 struct sun4m_hwdef {
79     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
80     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
81     hwaddr serial_base, fd_base;
82     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
83     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
84     hwaddr bpp_base, dbri_base, sx_base;
85     struct {
86         hwaddr reg_base, vram_base;
87     } vsimm[MAX_VSIMMS];
88     hwaddr ecc_base;
89     uint64_t max_mem;
90     const char * const default_cpu_model;
91     uint32_t ecc_version;
92     uint32_t iommu_version;
93     uint16_t machine_id;
94     uint8_t nvram_machine_id;
95 };
96 
97 int DMA_get_channel_mode (int nchan)
98 {
99     return 0;
100 }
101 int DMA_read_memory (int nchan, void *buf, int pos, int size)
102 {
103     return 0;
104 }
105 int DMA_write_memory (int nchan, void *buf, int pos, int size)
106 {
107     return 0;
108 }
109 void DMA_hold_DREQ (int nchan) {}
110 void DMA_release_DREQ (int nchan) {}
111 void DMA_schedule(int nchan) {}
112 
113 void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit)
114 {
115 }
116 
117 void DMA_register_channel (int nchan,
118                            DMA_transfer_handler transfer_handler,
119                            void *opaque)
120 {
121 }
122 
123 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
124 {
125     fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
126     return 0;
127 }
128 
129 static void nvram_init(M48t59State *nvram, uint8_t *macaddr,
130                        const char *cmdline, const char *boot_devices,
131                        ram_addr_t RAM_size, uint32_t kernel_size,
132                        int width, int height, int depth,
133                        int nvram_machine_id, const char *arch)
134 {
135     unsigned int i;
136     uint32_t start, end;
137     uint8_t image[0x1ff0];
138     struct OpenBIOS_nvpart_v1 *part_header;
139 
140     memset(image, '\0', sizeof(image));
141 
142     start = 0;
143 
144     // OpenBIOS nvram variables
145     // Variable partition
146     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
147     part_header->signature = OPENBIOS_PART_SYSTEM;
148     pstrcpy(part_header->name, sizeof(part_header->name), "system");
149 
150     end = start + sizeof(struct OpenBIOS_nvpart_v1);
151     for (i = 0; i < nb_prom_envs; i++)
152         end = OpenBIOS_set_var(image, end, prom_envs[i]);
153 
154     // End marker
155     image[end++] = '\0';
156 
157     end = start + ((end - start + 15) & ~15);
158     OpenBIOS_finish_partition(part_header, end - start);
159 
160     // free partition
161     start = end;
162     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
163     part_header->signature = OPENBIOS_PART_FREE;
164     pstrcpy(part_header->name, sizeof(part_header->name), "free");
165 
166     end = 0x1fd0;
167     OpenBIOS_finish_partition(part_header, end - start);
168 
169     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
170                     nvram_machine_id);
171 
172     for (i = 0; i < sizeof(image); i++)
173         m48t59_write(nvram, i, image[i]);
174 }
175 
176 static DeviceState *slavio_intctl;
177 
178 void sun4m_pic_info(Monitor *mon, const QDict *qdict)
179 {
180     if (slavio_intctl)
181         slavio_pic_info(mon, slavio_intctl);
182 }
183 
184 void sun4m_irq_info(Monitor *mon, const QDict *qdict)
185 {
186     if (slavio_intctl)
187         slavio_irq_info(mon, slavio_intctl);
188 }
189 
190 void cpu_check_irqs(CPUSPARCState *env)
191 {
192     CPUState *cs;
193 
194     if (env->pil_in && (env->interrupt_index == 0 ||
195                         (env->interrupt_index & ~15) == TT_EXTINT)) {
196         unsigned int i;
197 
198         for (i = 15; i > 0; i--) {
199             if (env->pil_in & (1 << i)) {
200                 int old_interrupt = env->interrupt_index;
201 
202                 env->interrupt_index = TT_EXTINT | i;
203                 if (old_interrupt != env->interrupt_index) {
204                     cs = CPU(sparc_env_get_cpu(env));
205                     trace_sun4m_cpu_interrupt(i);
206                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
207                 }
208                 break;
209             }
210         }
211     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
212         cs = CPU(sparc_env_get_cpu(env));
213         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
214         env->interrupt_index = 0;
215         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
216     }
217 }
218 
219 static void cpu_kick_irq(SPARCCPU *cpu)
220 {
221     CPUSPARCState *env = &cpu->env;
222     CPUState *cs = CPU(cpu);
223 
224     cs->halted = 0;
225     cpu_check_irqs(env);
226     qemu_cpu_kick(cs);
227 }
228 
229 static void cpu_set_irq(void *opaque, int irq, int level)
230 {
231     SPARCCPU *cpu = opaque;
232     CPUSPARCState *env = &cpu->env;
233 
234     if (level) {
235         trace_sun4m_cpu_set_irq_raise(irq);
236         env->pil_in |= 1 << irq;
237         cpu_kick_irq(cpu);
238     } else {
239         trace_sun4m_cpu_set_irq_lower(irq);
240         env->pil_in &= ~(1 << irq);
241         cpu_check_irqs(env);
242     }
243 }
244 
245 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
246 {
247 }
248 
249 static void main_cpu_reset(void *opaque)
250 {
251     SPARCCPU *cpu = opaque;
252     CPUState *cs = CPU(cpu);
253 
254     cpu_reset(cs);
255     cs->halted = 0;
256 }
257 
258 static void secondary_cpu_reset(void *opaque)
259 {
260     SPARCCPU *cpu = opaque;
261     CPUState *cs = CPU(cpu);
262 
263     cpu_reset(cs);
264     cs->halted = 1;
265 }
266 
267 static void cpu_halt_signal(void *opaque, int irq, int level)
268 {
269     if (level && current_cpu) {
270         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
271     }
272 }
273 
274 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
275 {
276     return addr - 0xf0000000ULL;
277 }
278 
279 static unsigned long sun4m_load_kernel(const char *kernel_filename,
280                                        const char *initrd_filename,
281                                        ram_addr_t RAM_size)
282 {
283     int linux_boot;
284     unsigned int i;
285     long initrd_size, kernel_size;
286     uint8_t *ptr;
287 
288     linux_boot = (kernel_filename != NULL);
289 
290     kernel_size = 0;
291     if (linux_boot) {
292         int bswap_needed;
293 
294 #ifdef BSWAP_NEEDED
295         bswap_needed = 1;
296 #else
297         bswap_needed = 0;
298 #endif
299         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
300                                NULL, NULL, NULL, 1, ELF_MACHINE, 0);
301         if (kernel_size < 0)
302             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
303                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
304                                     TARGET_PAGE_SIZE);
305         if (kernel_size < 0)
306             kernel_size = load_image_targphys(kernel_filename,
307                                               KERNEL_LOAD_ADDR,
308                                               RAM_size - KERNEL_LOAD_ADDR);
309         if (kernel_size < 0) {
310             fprintf(stderr, "qemu: could not load kernel '%s'\n",
311                     kernel_filename);
312             exit(1);
313         }
314 
315         /* load initrd */
316         initrd_size = 0;
317         if (initrd_filename) {
318             initrd_size = load_image_targphys(initrd_filename,
319                                               INITRD_LOAD_ADDR,
320                                               RAM_size - INITRD_LOAD_ADDR);
321             if (initrd_size < 0) {
322                 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
323                         initrd_filename);
324                 exit(1);
325             }
326         }
327         if (initrd_size > 0) {
328             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
329                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
330                 if (ldl_p(ptr) == 0x48647253) { // HdrS
331                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
332                     stl_p(ptr + 20, initrd_size);
333                     break;
334                 }
335             }
336         }
337     }
338     return kernel_size;
339 }
340 
341 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
342 {
343     DeviceState *dev;
344     SysBusDevice *s;
345 
346     dev = qdev_create(NULL, "iommu");
347     qdev_prop_set_uint32(dev, "version", version);
348     qdev_init_nofail(dev);
349     s = SYS_BUS_DEVICE(dev);
350     sysbus_connect_irq(s, 0, irq);
351     sysbus_mmio_map(s, 0, addr);
352 
353     return s;
354 }
355 
356 static void *sparc32_dma_init(hwaddr daddr, qemu_irq parent_irq,
357                               void *iommu, qemu_irq *dev_irq, int is_ledma)
358 {
359     DeviceState *dev;
360     SysBusDevice *s;
361 
362     dev = qdev_create(NULL, "sparc32_dma");
363     qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
364     qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
365     qdev_init_nofail(dev);
366     s = SYS_BUS_DEVICE(dev);
367     sysbus_connect_irq(s, 0, parent_irq);
368     *dev_irq = qdev_get_gpio_in(dev, 0);
369     sysbus_mmio_map(s, 0, daddr);
370 
371     return s;
372 }
373 
374 static void lance_init(NICInfo *nd, hwaddr leaddr,
375                        void *dma_opaque, qemu_irq irq)
376 {
377     DeviceState *dev;
378     SysBusDevice *s;
379     qemu_irq reset;
380 
381     qemu_check_nic_model(&nd_table[0], "lance");
382 
383     dev = qdev_create(NULL, "lance");
384     qdev_set_nic_properties(dev, nd);
385     qdev_prop_set_ptr(dev, "dma", dma_opaque);
386     qdev_init_nofail(dev);
387     s = SYS_BUS_DEVICE(dev);
388     sysbus_mmio_map(s, 0, leaddr);
389     sysbus_connect_irq(s, 0, irq);
390     reset = qdev_get_gpio_in(dev, 0);
391     qdev_connect_gpio_out(dma_opaque, 0, reset);
392 }
393 
394 static DeviceState *slavio_intctl_init(hwaddr addr,
395                                        hwaddr addrg,
396                                        qemu_irq **parent_irq)
397 {
398     DeviceState *dev;
399     SysBusDevice *s;
400     unsigned int i, j;
401 
402     dev = qdev_create(NULL, "slavio_intctl");
403     qdev_init_nofail(dev);
404 
405     s = SYS_BUS_DEVICE(dev);
406 
407     for (i = 0; i < MAX_CPUS; i++) {
408         for (j = 0; j < MAX_PILS; j++) {
409             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
410         }
411     }
412     sysbus_mmio_map(s, 0, addrg);
413     for (i = 0; i < MAX_CPUS; i++) {
414         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
415     }
416 
417     return dev;
418 }
419 
420 #define SYS_TIMER_OFFSET      0x10000ULL
421 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
422 
423 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
424                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
425 {
426     DeviceState *dev;
427     SysBusDevice *s;
428     unsigned int i;
429 
430     dev = qdev_create(NULL, "slavio_timer");
431     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
432     qdev_init_nofail(dev);
433     s = SYS_BUS_DEVICE(dev);
434     sysbus_connect_irq(s, 0, master_irq);
435     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
436 
437     for (i = 0; i < MAX_CPUS; i++) {
438         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
439         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
440     }
441 }
442 
443 static qemu_irq  slavio_system_powerdown;
444 
445 static void slavio_powerdown_req(Notifier *n, void *opaque)
446 {
447     qemu_irq_raise(slavio_system_powerdown);
448 }
449 
450 static Notifier slavio_system_powerdown_notifier = {
451     .notify = slavio_powerdown_req
452 };
453 
454 #define MISC_LEDS 0x01600000
455 #define MISC_CFG  0x01800000
456 #define MISC_DIAG 0x01a00000
457 #define MISC_MDM  0x01b00000
458 #define MISC_SYS  0x01f00000
459 
460 static void slavio_misc_init(hwaddr base,
461                              hwaddr aux1_base,
462                              hwaddr aux2_base, qemu_irq irq,
463                              qemu_irq fdc_tc)
464 {
465     DeviceState *dev;
466     SysBusDevice *s;
467 
468     dev = qdev_create(NULL, "slavio_misc");
469     qdev_init_nofail(dev);
470     s = SYS_BUS_DEVICE(dev);
471     if (base) {
472         /* 8 bit registers */
473         /* Slavio control */
474         sysbus_mmio_map(s, 0, base + MISC_CFG);
475         /* Diagnostics */
476         sysbus_mmio_map(s, 1, base + MISC_DIAG);
477         /* Modem control */
478         sysbus_mmio_map(s, 2, base + MISC_MDM);
479         /* 16 bit registers */
480         /* ss600mp diag LEDs */
481         sysbus_mmio_map(s, 3, base + MISC_LEDS);
482         /* 32 bit registers */
483         /* System control */
484         sysbus_mmio_map(s, 4, base + MISC_SYS);
485     }
486     if (aux1_base) {
487         /* AUX 1 (Misc System Functions) */
488         sysbus_mmio_map(s, 5, aux1_base);
489     }
490     if (aux2_base) {
491         /* AUX 2 (Software Powerdown Control) */
492         sysbus_mmio_map(s, 6, aux2_base);
493     }
494     sysbus_connect_irq(s, 0, irq);
495     sysbus_connect_irq(s, 1, fdc_tc);
496     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
497     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
498 }
499 
500 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
501 {
502     DeviceState *dev;
503     SysBusDevice *s;
504 
505     dev = qdev_create(NULL, "eccmemctl");
506     qdev_prop_set_uint32(dev, "version", version);
507     qdev_init_nofail(dev);
508     s = SYS_BUS_DEVICE(dev);
509     sysbus_connect_irq(s, 0, irq);
510     sysbus_mmio_map(s, 0, base);
511     if (version == 0) { // SS-600MP only
512         sysbus_mmio_map(s, 1, base + 0x1000);
513     }
514 }
515 
516 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
517 {
518     DeviceState *dev;
519     SysBusDevice *s;
520 
521     dev = qdev_create(NULL, "apc");
522     qdev_init_nofail(dev);
523     s = SYS_BUS_DEVICE(dev);
524     /* Power management (APC) XXX: not a Slavio device */
525     sysbus_mmio_map(s, 0, power_base);
526     sysbus_connect_irq(s, 0, cpu_halt);
527 }
528 
529 static void tcx_init(hwaddr addr, int vram_size, int width,
530                      int height, int depth)
531 {
532     DeviceState *dev;
533     SysBusDevice *s;
534 
535     dev = qdev_create(NULL, "SUNW,tcx");
536     qdev_prop_set_uint32(dev, "vram_size", vram_size);
537     qdev_prop_set_uint16(dev, "width", width);
538     qdev_prop_set_uint16(dev, "height", height);
539     qdev_prop_set_uint16(dev, "depth", depth);
540     qdev_init_nofail(dev);
541     s = SYS_BUS_DEVICE(dev);
542     /* 8-bit plane */
543     sysbus_mmio_map(s, 0, addr + 0x00800000ULL);
544     /* DAC */
545     sysbus_mmio_map(s, 1, addr + 0x00200000ULL);
546     /* TEC (dummy) */
547     sysbus_mmio_map(s, 2, addr + 0x00700000ULL);
548     /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */
549     sysbus_mmio_map(s, 3, addr + 0x00301000ULL);
550     if (depth == 24) {
551         /* 24-bit plane */
552         sysbus_mmio_map(s, 4, addr + 0x02000000ULL);
553         /* Control plane */
554         sysbus_mmio_map(s, 5, addr + 0x0a000000ULL);
555     } else {
556         /* THC 8 bit (dummy) */
557         sysbus_mmio_map(s, 4, addr + 0x00300000ULL);
558     }
559 }
560 
561 /* NCR89C100/MACIO Internal ID register */
562 
563 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
564 
565 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
566 
567 static void idreg_init(hwaddr addr)
568 {
569     DeviceState *dev;
570     SysBusDevice *s;
571 
572     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
573     qdev_init_nofail(dev);
574     s = SYS_BUS_DEVICE(dev);
575 
576     sysbus_mmio_map(s, 0, addr);
577     cpu_physical_memory_write_rom(addr, idreg_data, sizeof(idreg_data));
578 }
579 
580 #define MACIO_ID_REGISTER(obj) \
581     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
582 
583 typedef struct IDRegState {
584     SysBusDevice parent_obj;
585 
586     MemoryRegion mem;
587 } IDRegState;
588 
589 static int idreg_init1(SysBusDevice *dev)
590 {
591     IDRegState *s = MACIO_ID_REGISTER(dev);
592 
593     memory_region_init_ram(&s->mem, OBJECT(s),
594                            "sun4m.idreg", sizeof(idreg_data));
595     vmstate_register_ram_global(&s->mem);
596     memory_region_set_readonly(&s->mem, true);
597     sysbus_init_mmio(dev, &s->mem);
598     return 0;
599 }
600 
601 static void idreg_class_init(ObjectClass *klass, void *data)
602 {
603     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
604 
605     k->init = idreg_init1;
606 }
607 
608 static const TypeInfo idreg_info = {
609     .name          = TYPE_MACIO_ID_REGISTER,
610     .parent        = TYPE_SYS_BUS_DEVICE,
611     .instance_size = sizeof(IDRegState),
612     .class_init    = idreg_class_init,
613 };
614 
615 #define TYPE_TCX_AFX "tcx_afx"
616 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
617 
618 typedef struct AFXState {
619     SysBusDevice parent_obj;
620 
621     MemoryRegion mem;
622 } AFXState;
623 
624 /* SS-5 TCX AFX register */
625 static void afx_init(hwaddr addr)
626 {
627     DeviceState *dev;
628     SysBusDevice *s;
629 
630     dev = qdev_create(NULL, TYPE_TCX_AFX);
631     qdev_init_nofail(dev);
632     s = SYS_BUS_DEVICE(dev);
633 
634     sysbus_mmio_map(s, 0, addr);
635 }
636 
637 static int afx_init1(SysBusDevice *dev)
638 {
639     AFXState *s = TCX_AFX(dev);
640 
641     memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4);
642     vmstate_register_ram_global(&s->mem);
643     sysbus_init_mmio(dev, &s->mem);
644     return 0;
645 }
646 
647 static void afx_class_init(ObjectClass *klass, void *data)
648 {
649     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
650 
651     k->init = afx_init1;
652 }
653 
654 static const TypeInfo afx_info = {
655     .name          = TYPE_TCX_AFX,
656     .parent        = TYPE_SYS_BUS_DEVICE,
657     .instance_size = sizeof(AFXState),
658     .class_init    = afx_class_init,
659 };
660 
661 #define TYPE_OPENPROM "openprom"
662 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
663 
664 typedef struct PROMState {
665     SysBusDevice parent_obj;
666 
667     MemoryRegion prom;
668 } PROMState;
669 
670 /* Boot PROM (OpenBIOS) */
671 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
672 {
673     hwaddr *base_addr = (hwaddr *)opaque;
674     return addr + *base_addr - PROM_VADDR;
675 }
676 
677 static void prom_init(hwaddr addr, const char *bios_name)
678 {
679     DeviceState *dev;
680     SysBusDevice *s;
681     char *filename;
682     int ret;
683 
684     dev = qdev_create(NULL, TYPE_OPENPROM);
685     qdev_init_nofail(dev);
686     s = SYS_BUS_DEVICE(dev);
687 
688     sysbus_mmio_map(s, 0, addr);
689 
690     /* load boot prom */
691     if (bios_name == NULL) {
692         bios_name = PROM_FILENAME;
693     }
694     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
695     if (filename) {
696         ret = load_elf(filename, translate_prom_address, &addr, NULL,
697                        NULL, NULL, 1, ELF_MACHINE, 0);
698         if (ret < 0 || ret > PROM_SIZE_MAX) {
699             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
700         }
701         g_free(filename);
702     } else {
703         ret = -1;
704     }
705     if (ret < 0 || ret > PROM_SIZE_MAX) {
706         fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
707         exit(1);
708     }
709 }
710 
711 static int prom_init1(SysBusDevice *dev)
712 {
713     PROMState *s = OPENPROM(dev);
714 
715     memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX);
716     vmstate_register_ram_global(&s->prom);
717     memory_region_set_readonly(&s->prom, true);
718     sysbus_init_mmio(dev, &s->prom);
719     return 0;
720 }
721 
722 static Property prom_properties[] = {
723     {/* end of property list */},
724 };
725 
726 static void prom_class_init(ObjectClass *klass, void *data)
727 {
728     DeviceClass *dc = DEVICE_CLASS(klass);
729     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
730 
731     k->init = prom_init1;
732     dc->props = prom_properties;
733 }
734 
735 static const TypeInfo prom_info = {
736     .name          = TYPE_OPENPROM,
737     .parent        = TYPE_SYS_BUS_DEVICE,
738     .instance_size = sizeof(PROMState),
739     .class_init    = prom_class_init,
740 };
741 
742 typedef struct RamDevice
743 {
744     SysBusDevice busdev;
745     MemoryRegion ram;
746     uint64_t size;
747 } RamDevice;
748 
749 /* System RAM */
750 static int ram_init1(SysBusDevice *dev)
751 {
752     RamDevice *d = FROM_SYSBUS(RamDevice, dev);
753 
754     memory_region_init_ram(&d->ram, OBJECT(d), "sun4m.ram", d->size);
755     vmstate_register_ram_global(&d->ram);
756     sysbus_init_mmio(dev, &d->ram);
757     return 0;
758 }
759 
760 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
761                      uint64_t max_mem)
762 {
763     DeviceState *dev;
764     SysBusDevice *s;
765     RamDevice *d;
766 
767     /* allocate RAM */
768     if ((uint64_t)RAM_size > max_mem) {
769         fprintf(stderr,
770                 "qemu: Too much memory for this machine: %d, maximum %d\n",
771                 (unsigned int)(RAM_size / (1024 * 1024)),
772                 (unsigned int)(max_mem / (1024 * 1024)));
773         exit(1);
774     }
775     dev = qdev_create(NULL, "memory");
776     s = SYS_BUS_DEVICE(dev);
777 
778     d = FROM_SYSBUS(RamDevice, s);
779     d->size = RAM_size;
780     qdev_init_nofail(dev);
781 
782     sysbus_mmio_map(s, 0, addr);
783 }
784 
785 static Property ram_properties[] = {
786     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
787     DEFINE_PROP_END_OF_LIST(),
788 };
789 
790 static void ram_class_init(ObjectClass *klass, void *data)
791 {
792     DeviceClass *dc = DEVICE_CLASS(klass);
793     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
794 
795     k->init = ram_init1;
796     dc->props = ram_properties;
797 }
798 
799 static const TypeInfo ram_info = {
800     .name          = "memory",
801     .parent        = TYPE_SYS_BUS_DEVICE,
802     .instance_size = sizeof(RamDevice),
803     .class_init    = ram_class_init,
804 };
805 
806 static void cpu_devinit(const char *cpu_model, unsigned int id,
807                         uint64_t prom_addr, qemu_irq **cpu_irqs)
808 {
809     CPUState *cs;
810     SPARCCPU *cpu;
811     CPUSPARCState *env;
812 
813     cpu = cpu_sparc_init(cpu_model);
814     if (cpu == NULL) {
815         fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
816         exit(1);
817     }
818     env = &cpu->env;
819 
820     cpu_sparc_set_id(env, id);
821     if (id == 0) {
822         qemu_register_reset(main_cpu_reset, cpu);
823     } else {
824         qemu_register_reset(secondary_cpu_reset, cpu);
825         cs = CPU(cpu);
826         cs->halted = 1;
827     }
828     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
829     env->prom_addr = prom_addr;
830 }
831 
832 static void dummy_fdc_tc(void *opaque, int irq, int level)
833 {
834 }
835 
836 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
837                           const char *boot_device,
838                           const char *kernel_filename,
839                           const char *kernel_cmdline,
840                           const char *initrd_filename, const char *cpu_model)
841 {
842     unsigned int i;
843     void *iommu, *espdma, *ledma, *nvram;
844     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
845         espdma_irq, ledma_irq;
846     qemu_irq esp_reset, dma_enable;
847     qemu_irq fdc_tc;
848     qemu_irq *cpu_halt;
849     unsigned long kernel_size;
850     DriveInfo *fd[MAX_FD];
851     FWCfgState *fw_cfg;
852     unsigned int num_vsimms;
853 
854     /* init CPUs */
855     if (!cpu_model)
856         cpu_model = hwdef->default_cpu_model;
857 
858     for(i = 0; i < smp_cpus; i++) {
859         cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
860     }
861 
862     for (i = smp_cpus; i < MAX_CPUS; i++)
863         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
864 
865 
866     /* set up devices */
867     ram_init(0, RAM_size, hwdef->max_mem);
868     /* models without ECC don't trap when missing ram is accessed */
869     if (!hwdef->ecc_base) {
870         empty_slot_init(RAM_size, hwdef->max_mem - RAM_size);
871     }
872 
873     prom_init(hwdef->slavio_base, bios_name);
874 
875     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
876                                        hwdef->intctl_base + 0x10000ULL,
877                                        cpu_irqs);
878 
879     for (i = 0; i < 32; i++) {
880         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
881     }
882     for (i = 0; i < MAX_CPUS; i++) {
883         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
884     }
885 
886     if (hwdef->idreg_base) {
887         idreg_init(hwdef->idreg_base);
888     }
889 
890     if (hwdef->afx_base) {
891         afx_init(hwdef->afx_base);
892     }
893 
894     iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
895                        slavio_irq[30]);
896 
897     if (hwdef->iommu_pad_base) {
898         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
899            Software shouldn't use aliased addresses, neither should it crash
900            when does. Using empty_slot instead of aliasing can help with
901            debugging such accesses */
902         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
903     }
904 
905     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
906                               iommu, &espdma_irq, 0);
907 
908     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
909                              slavio_irq[16], iommu, &ledma_irq, 1);
910 
911     if (graphic_depth != 8 && graphic_depth != 24) {
912         fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
913         exit (1);
914     }
915     num_vsimms = 0;
916     if (num_vsimms == 0) {
917         tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
918                  graphic_depth);
919     }
920 
921     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
922         /* vsimm registers probed by OBP */
923         if (hwdef->vsimm[i].reg_base) {
924             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
925         }
926     }
927 
928     if (hwdef->sx_base) {
929         empty_slot_init(hwdef->sx_base, 0x2000);
930     }
931 
932     lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
933 
934     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
935 
936     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
937 
938     slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
939                               display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
940     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
941        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
942     escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
943               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
944 
945     cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
946     if (hwdef->apc_base) {
947         apc_init(hwdef->apc_base, cpu_halt[0]);
948     }
949 
950     if (hwdef->fd_base) {
951         /* there is zero or one floppy drive */
952         memset(fd, 0, sizeof(fd));
953         fd[0] = drive_get(IF_FLOPPY, 0, 0);
954         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
955                           &fdc_tc);
956     } else {
957         fdc_tc = *qemu_allocate_irqs(dummy_fdc_tc, NULL, 1);
958     }
959 
960     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
961                      slavio_irq[30], fdc_tc);
962 
963     if (drive_get_max_bus(IF_SCSI) > 0) {
964         fprintf(stderr, "qemu: too many SCSI bus\n");
965         exit(1);
966     }
967 
968     esp_init(hwdef->esp_base, 2,
969              espdma_memory_read, espdma_memory_write,
970              espdma, espdma_irq, &esp_reset, &dma_enable);
971 
972     qdev_connect_gpio_out(espdma, 0, esp_reset);
973     qdev_connect_gpio_out(espdma, 1, dma_enable);
974 
975     if (hwdef->cs_base) {
976         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
977                              slavio_irq[5]);
978     }
979 
980     if (hwdef->dbri_base) {
981         /* ISDN chip with attached CS4215 audio codec */
982         /* prom space */
983         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
984         /* reg space */
985         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
986     }
987 
988     if (hwdef->bpp_base) {
989         /* parallel port */
990         empty_slot_init(hwdef->bpp_base, 0x20);
991     }
992 
993     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
994                                     RAM_size);
995 
996     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
997                boot_device, RAM_size, kernel_size, graphic_width,
998                graphic_height, graphic_depth, hwdef->nvram_machine_id,
999                "Sun4m");
1000 
1001     if (hwdef->ecc_base)
1002         ecc_init(hwdef->ecc_base, slavio_irq[28],
1003                  hwdef->ecc_version);
1004 
1005     fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
1006     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1007     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
1008     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1009     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1010     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1011     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1012     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1013     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1014     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1015     if (kernel_cmdline) {
1016         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1017         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
1018         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, kernel_cmdline);
1019         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1020                        strlen(kernel_cmdline) + 1);
1021     } else {
1022         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1023         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1024     }
1025     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1026     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1027     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
1028     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1029 }
1030 
1031 enum {
1032     ss5_id = 32,
1033     vger_id,
1034     lx_id,
1035     ss4_id,
1036     scls_id,
1037     sbook_id,
1038     ss10_id = 64,
1039     ss20_id,
1040     ss600mp_id,
1041 };
1042 
1043 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1044     /* SS-5 */
1045     {
1046         .iommu_base   = 0x10000000,
1047         .iommu_pad_base = 0x10004000,
1048         .iommu_pad_len  = 0x0fffb000,
1049         .tcx_base     = 0x50000000,
1050         .cs_base      = 0x6c000000,
1051         .slavio_base  = 0x70000000,
1052         .ms_kb_base   = 0x71000000,
1053         .serial_base  = 0x71100000,
1054         .nvram_base   = 0x71200000,
1055         .fd_base      = 0x71400000,
1056         .counter_base = 0x71d00000,
1057         .intctl_base  = 0x71e00000,
1058         .idreg_base   = 0x78000000,
1059         .dma_base     = 0x78400000,
1060         .esp_base     = 0x78800000,
1061         .le_base      = 0x78c00000,
1062         .apc_base     = 0x6a000000,
1063         .afx_base     = 0x6e000000,
1064         .aux1_base    = 0x71900000,
1065         .aux2_base    = 0x71910000,
1066         .nvram_machine_id = 0x80,
1067         .machine_id = ss5_id,
1068         .iommu_version = 0x05000000,
1069         .max_mem = 0x10000000,
1070         .default_cpu_model = "Fujitsu MB86904",
1071     },
1072     /* SS-10 */
1073     {
1074         .iommu_base   = 0xfe0000000ULL,
1075         .tcx_base     = 0xe20000000ULL,
1076         .slavio_base  = 0xff0000000ULL,
1077         .ms_kb_base   = 0xff1000000ULL,
1078         .serial_base  = 0xff1100000ULL,
1079         .nvram_base   = 0xff1200000ULL,
1080         .fd_base      = 0xff1700000ULL,
1081         .counter_base = 0xff1300000ULL,
1082         .intctl_base  = 0xff1400000ULL,
1083         .idreg_base   = 0xef0000000ULL,
1084         .dma_base     = 0xef0400000ULL,
1085         .esp_base     = 0xef0800000ULL,
1086         .le_base      = 0xef0c00000ULL,
1087         .apc_base     = 0xefa000000ULL, // XXX should not exist
1088         .aux1_base    = 0xff1800000ULL,
1089         .aux2_base    = 0xff1a01000ULL,
1090         .ecc_base     = 0xf00000000ULL,
1091         .ecc_version  = 0x10000000, // version 0, implementation 1
1092         .nvram_machine_id = 0x72,
1093         .machine_id = ss10_id,
1094         .iommu_version = 0x03000000,
1095         .max_mem = 0xf00000000ULL,
1096         .default_cpu_model = "TI SuperSparc II",
1097     },
1098     /* SS-600MP */
1099     {
1100         .iommu_base   = 0xfe0000000ULL,
1101         .tcx_base     = 0xe20000000ULL,
1102         .slavio_base  = 0xff0000000ULL,
1103         .ms_kb_base   = 0xff1000000ULL,
1104         .serial_base  = 0xff1100000ULL,
1105         .nvram_base   = 0xff1200000ULL,
1106         .counter_base = 0xff1300000ULL,
1107         .intctl_base  = 0xff1400000ULL,
1108         .dma_base     = 0xef0081000ULL,
1109         .esp_base     = 0xef0080000ULL,
1110         .le_base      = 0xef0060000ULL,
1111         .apc_base     = 0xefa000000ULL, // XXX should not exist
1112         .aux1_base    = 0xff1800000ULL,
1113         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1114         .ecc_base     = 0xf00000000ULL,
1115         .ecc_version  = 0x00000000, // version 0, implementation 0
1116         .nvram_machine_id = 0x71,
1117         .machine_id = ss600mp_id,
1118         .iommu_version = 0x01000000,
1119         .max_mem = 0xf00000000ULL,
1120         .default_cpu_model = "TI SuperSparc II",
1121     },
1122     /* SS-20 */
1123     {
1124         .iommu_base   = 0xfe0000000ULL,
1125         .tcx_base     = 0xe20000000ULL,
1126         .slavio_base  = 0xff0000000ULL,
1127         .ms_kb_base   = 0xff1000000ULL,
1128         .serial_base  = 0xff1100000ULL,
1129         .nvram_base   = 0xff1200000ULL,
1130         .fd_base      = 0xff1700000ULL,
1131         .counter_base = 0xff1300000ULL,
1132         .intctl_base  = 0xff1400000ULL,
1133         .idreg_base   = 0xef0000000ULL,
1134         .dma_base     = 0xef0400000ULL,
1135         .esp_base     = 0xef0800000ULL,
1136         .le_base      = 0xef0c00000ULL,
1137         .bpp_base     = 0xef4800000ULL,
1138         .apc_base     = 0xefa000000ULL, // XXX should not exist
1139         .aux1_base    = 0xff1800000ULL,
1140         .aux2_base    = 0xff1a01000ULL,
1141         .dbri_base    = 0xee0000000ULL,
1142         .sx_base      = 0xf80000000ULL,
1143         .vsimm        = {
1144             {
1145                 .reg_base  = 0x9c000000ULL,
1146                 .vram_base = 0xfc000000ULL
1147             }, {
1148                 .reg_base  = 0x90000000ULL,
1149                 .vram_base = 0xf0000000ULL
1150             }, {
1151                 .reg_base  = 0x94000000ULL
1152             }, {
1153                 .reg_base  = 0x98000000ULL
1154             }
1155         },
1156         .ecc_base     = 0xf00000000ULL,
1157         .ecc_version  = 0x20000000, // version 0, implementation 2
1158         .nvram_machine_id = 0x72,
1159         .machine_id = ss20_id,
1160         .iommu_version = 0x13000000,
1161         .max_mem = 0xf00000000ULL,
1162         .default_cpu_model = "TI SuperSparc II",
1163     },
1164     /* Voyager */
1165     {
1166         .iommu_base   = 0x10000000,
1167         .tcx_base     = 0x50000000,
1168         .slavio_base  = 0x70000000,
1169         .ms_kb_base   = 0x71000000,
1170         .serial_base  = 0x71100000,
1171         .nvram_base   = 0x71200000,
1172         .fd_base      = 0x71400000,
1173         .counter_base = 0x71d00000,
1174         .intctl_base  = 0x71e00000,
1175         .idreg_base   = 0x78000000,
1176         .dma_base     = 0x78400000,
1177         .esp_base     = 0x78800000,
1178         .le_base      = 0x78c00000,
1179         .apc_base     = 0x71300000, // pmc
1180         .aux1_base    = 0x71900000,
1181         .aux2_base    = 0x71910000,
1182         .nvram_machine_id = 0x80,
1183         .machine_id = vger_id,
1184         .iommu_version = 0x05000000,
1185         .max_mem = 0x10000000,
1186         .default_cpu_model = "Fujitsu MB86904",
1187     },
1188     /* LX */
1189     {
1190         .iommu_base   = 0x10000000,
1191         .iommu_pad_base = 0x10004000,
1192         .iommu_pad_len  = 0x0fffb000,
1193         .tcx_base     = 0x50000000,
1194         .slavio_base  = 0x70000000,
1195         .ms_kb_base   = 0x71000000,
1196         .serial_base  = 0x71100000,
1197         .nvram_base   = 0x71200000,
1198         .fd_base      = 0x71400000,
1199         .counter_base = 0x71d00000,
1200         .intctl_base  = 0x71e00000,
1201         .idreg_base   = 0x78000000,
1202         .dma_base     = 0x78400000,
1203         .esp_base     = 0x78800000,
1204         .le_base      = 0x78c00000,
1205         .aux1_base    = 0x71900000,
1206         .aux2_base    = 0x71910000,
1207         .nvram_machine_id = 0x80,
1208         .machine_id = lx_id,
1209         .iommu_version = 0x04000000,
1210         .max_mem = 0x10000000,
1211         .default_cpu_model = "TI MicroSparc I",
1212     },
1213     /* SS-4 */
1214     {
1215         .iommu_base   = 0x10000000,
1216         .tcx_base     = 0x50000000,
1217         .cs_base      = 0x6c000000,
1218         .slavio_base  = 0x70000000,
1219         .ms_kb_base   = 0x71000000,
1220         .serial_base  = 0x71100000,
1221         .nvram_base   = 0x71200000,
1222         .fd_base      = 0x71400000,
1223         .counter_base = 0x71d00000,
1224         .intctl_base  = 0x71e00000,
1225         .idreg_base   = 0x78000000,
1226         .dma_base     = 0x78400000,
1227         .esp_base     = 0x78800000,
1228         .le_base      = 0x78c00000,
1229         .apc_base     = 0x6a000000,
1230         .aux1_base    = 0x71900000,
1231         .aux2_base    = 0x71910000,
1232         .nvram_machine_id = 0x80,
1233         .machine_id = ss4_id,
1234         .iommu_version = 0x05000000,
1235         .max_mem = 0x10000000,
1236         .default_cpu_model = "Fujitsu MB86904",
1237     },
1238     /* SPARCClassic */
1239     {
1240         .iommu_base   = 0x10000000,
1241         .tcx_base     = 0x50000000,
1242         .slavio_base  = 0x70000000,
1243         .ms_kb_base   = 0x71000000,
1244         .serial_base  = 0x71100000,
1245         .nvram_base   = 0x71200000,
1246         .fd_base      = 0x71400000,
1247         .counter_base = 0x71d00000,
1248         .intctl_base  = 0x71e00000,
1249         .idreg_base   = 0x78000000,
1250         .dma_base     = 0x78400000,
1251         .esp_base     = 0x78800000,
1252         .le_base      = 0x78c00000,
1253         .apc_base     = 0x6a000000,
1254         .aux1_base    = 0x71900000,
1255         .aux2_base    = 0x71910000,
1256         .nvram_machine_id = 0x80,
1257         .machine_id = scls_id,
1258         .iommu_version = 0x05000000,
1259         .max_mem = 0x10000000,
1260         .default_cpu_model = "TI MicroSparc I",
1261     },
1262     /* SPARCbook */
1263     {
1264         .iommu_base   = 0x10000000,
1265         .tcx_base     = 0x50000000, // XXX
1266         .slavio_base  = 0x70000000,
1267         .ms_kb_base   = 0x71000000,
1268         .serial_base  = 0x71100000,
1269         .nvram_base   = 0x71200000,
1270         .fd_base      = 0x71400000,
1271         .counter_base = 0x71d00000,
1272         .intctl_base  = 0x71e00000,
1273         .idreg_base   = 0x78000000,
1274         .dma_base     = 0x78400000,
1275         .esp_base     = 0x78800000,
1276         .le_base      = 0x78c00000,
1277         .apc_base     = 0x6a000000,
1278         .aux1_base    = 0x71900000,
1279         .aux2_base    = 0x71910000,
1280         .nvram_machine_id = 0x80,
1281         .machine_id = sbook_id,
1282         .iommu_version = 0x05000000,
1283         .max_mem = 0x10000000,
1284         .default_cpu_model = "TI MicroSparc I",
1285     },
1286 };
1287 
1288 /* SPARCstation 5 hardware initialisation */
1289 static void ss5_init(QEMUMachineInitArgs *args)
1290 {
1291     ram_addr_t RAM_size = args->ram_size;
1292     const char *cpu_model = args->cpu_model;
1293     const char *kernel_filename = args->kernel_filename;
1294     const char *kernel_cmdline = args->kernel_cmdline;
1295     const char *initrd_filename = args->initrd_filename;
1296     const char *boot_device = args->boot_device;
1297     sun4m_hw_init(&sun4m_hwdefs[0], RAM_size, boot_device, kernel_filename,
1298                   kernel_cmdline, initrd_filename, cpu_model);
1299 }
1300 
1301 /* SPARCstation 10 hardware initialisation */
1302 static void ss10_init(QEMUMachineInitArgs *args)
1303 {
1304     ram_addr_t RAM_size = args->ram_size;
1305     const char *cpu_model = args->cpu_model;
1306     const char *kernel_filename = args->kernel_filename;
1307     const char *kernel_cmdline = args->kernel_cmdline;
1308     const char *initrd_filename = args->initrd_filename;
1309     const char *boot_device = args->boot_device;
1310     sun4m_hw_init(&sun4m_hwdefs[1], RAM_size, boot_device, kernel_filename,
1311                   kernel_cmdline, initrd_filename, cpu_model);
1312 }
1313 
1314 /* SPARCserver 600MP hardware initialisation */
1315 static void ss600mp_init(QEMUMachineInitArgs *args)
1316 {
1317     ram_addr_t RAM_size = args->ram_size;
1318     const char *cpu_model = args->cpu_model;
1319     const char *kernel_filename = args->kernel_filename;
1320     const char *kernel_cmdline = args->kernel_cmdline;
1321     const char *initrd_filename = args->initrd_filename;
1322     const char *boot_device = args->boot_device;
1323     sun4m_hw_init(&sun4m_hwdefs[2], RAM_size, boot_device, kernel_filename,
1324                   kernel_cmdline, initrd_filename, cpu_model);
1325 }
1326 
1327 /* SPARCstation 20 hardware initialisation */
1328 static void ss20_init(QEMUMachineInitArgs *args)
1329 {
1330     ram_addr_t RAM_size = args->ram_size;
1331     const char *cpu_model = args->cpu_model;
1332     const char *kernel_filename = args->kernel_filename;
1333     const char *kernel_cmdline = args->kernel_cmdline;
1334     const char *initrd_filename = args->initrd_filename;
1335     const char *boot_device = args->boot_device;
1336     sun4m_hw_init(&sun4m_hwdefs[3], RAM_size, boot_device, kernel_filename,
1337                   kernel_cmdline, initrd_filename, cpu_model);
1338 }
1339 
1340 /* SPARCstation Voyager hardware initialisation */
1341 static void vger_init(QEMUMachineInitArgs *args)
1342 {
1343     ram_addr_t RAM_size = args->ram_size;
1344     const char *cpu_model = args->cpu_model;
1345     const char *kernel_filename = args->kernel_filename;
1346     const char *kernel_cmdline = args->kernel_cmdline;
1347     const char *initrd_filename = args->initrd_filename;
1348     const char *boot_device = args->boot_device;
1349     sun4m_hw_init(&sun4m_hwdefs[4], RAM_size, boot_device, kernel_filename,
1350                   kernel_cmdline, initrd_filename, cpu_model);
1351 }
1352 
1353 /* SPARCstation LX hardware initialisation */
1354 static void ss_lx_init(QEMUMachineInitArgs *args)
1355 {
1356     ram_addr_t RAM_size = args->ram_size;
1357     const char *cpu_model = args->cpu_model;
1358     const char *kernel_filename = args->kernel_filename;
1359     const char *kernel_cmdline = args->kernel_cmdline;
1360     const char *initrd_filename = args->initrd_filename;
1361     const char *boot_device = args->boot_device;
1362     sun4m_hw_init(&sun4m_hwdefs[5], RAM_size, boot_device, kernel_filename,
1363                   kernel_cmdline, initrd_filename, cpu_model);
1364 }
1365 
1366 /* SPARCstation 4 hardware initialisation */
1367 static void ss4_init(QEMUMachineInitArgs *args)
1368 {
1369     ram_addr_t RAM_size = args->ram_size;
1370     const char *cpu_model = args->cpu_model;
1371     const char *kernel_filename = args->kernel_filename;
1372     const char *kernel_cmdline = args->kernel_cmdline;
1373     const char *initrd_filename = args->initrd_filename;
1374     const char *boot_device = args->boot_device;
1375     sun4m_hw_init(&sun4m_hwdefs[6], RAM_size, boot_device, kernel_filename,
1376                   kernel_cmdline, initrd_filename, cpu_model);
1377 }
1378 
1379 /* SPARCClassic hardware initialisation */
1380 static void scls_init(QEMUMachineInitArgs *args)
1381 {
1382     ram_addr_t RAM_size = args->ram_size;
1383     const char *cpu_model = args->cpu_model;
1384     const char *kernel_filename = args->kernel_filename;
1385     const char *kernel_cmdline = args->kernel_cmdline;
1386     const char *initrd_filename = args->initrd_filename;
1387     const char *boot_device = args->boot_device;
1388     sun4m_hw_init(&sun4m_hwdefs[7], RAM_size, boot_device, kernel_filename,
1389                   kernel_cmdline, initrd_filename, cpu_model);
1390 }
1391 
1392 /* SPARCbook hardware initialisation */
1393 static void sbook_init(QEMUMachineInitArgs *args)
1394 {
1395     ram_addr_t RAM_size = args->ram_size;
1396     const char *cpu_model = args->cpu_model;
1397     const char *kernel_filename = args->kernel_filename;
1398     const char *kernel_cmdline = args->kernel_cmdline;
1399     const char *initrd_filename = args->initrd_filename;
1400     const char *boot_device = args->boot_device;
1401     sun4m_hw_init(&sun4m_hwdefs[8], RAM_size, boot_device, kernel_filename,
1402                   kernel_cmdline, initrd_filename, cpu_model);
1403 }
1404 
1405 static QEMUMachine ss5_machine = {
1406     .name = "SS-5",
1407     .desc = "Sun4m platform, SPARCstation 5",
1408     .init = ss5_init,
1409     .block_default_type = IF_SCSI,
1410     .is_default = 1,
1411     DEFAULT_MACHINE_OPTIONS,
1412 };
1413 
1414 static QEMUMachine ss10_machine = {
1415     .name = "SS-10",
1416     .desc = "Sun4m platform, SPARCstation 10",
1417     .init = ss10_init,
1418     .block_default_type = IF_SCSI,
1419     .max_cpus = 4,
1420     DEFAULT_MACHINE_OPTIONS,
1421 };
1422 
1423 static QEMUMachine ss600mp_machine = {
1424     .name = "SS-600MP",
1425     .desc = "Sun4m platform, SPARCserver 600MP",
1426     .init = ss600mp_init,
1427     .block_default_type = IF_SCSI,
1428     .max_cpus = 4,
1429     DEFAULT_MACHINE_OPTIONS,
1430 };
1431 
1432 static QEMUMachine ss20_machine = {
1433     .name = "SS-20",
1434     .desc = "Sun4m platform, SPARCstation 20",
1435     .init = ss20_init,
1436     .block_default_type = IF_SCSI,
1437     .max_cpus = 4,
1438     DEFAULT_MACHINE_OPTIONS,
1439 };
1440 
1441 static QEMUMachine voyager_machine = {
1442     .name = "Voyager",
1443     .desc = "Sun4m platform, SPARCstation Voyager",
1444     .init = vger_init,
1445     .block_default_type = IF_SCSI,
1446     DEFAULT_MACHINE_OPTIONS,
1447 };
1448 
1449 static QEMUMachine ss_lx_machine = {
1450     .name = "LX",
1451     .desc = "Sun4m platform, SPARCstation LX",
1452     .init = ss_lx_init,
1453     .block_default_type = IF_SCSI,
1454     DEFAULT_MACHINE_OPTIONS,
1455 };
1456 
1457 static QEMUMachine ss4_machine = {
1458     .name = "SS-4",
1459     .desc = "Sun4m platform, SPARCstation 4",
1460     .init = ss4_init,
1461     .block_default_type = IF_SCSI,
1462     DEFAULT_MACHINE_OPTIONS,
1463 };
1464 
1465 static QEMUMachine scls_machine = {
1466     .name = "SPARCClassic",
1467     .desc = "Sun4m platform, SPARCClassic",
1468     .init = scls_init,
1469     .block_default_type = IF_SCSI,
1470     DEFAULT_MACHINE_OPTIONS,
1471 };
1472 
1473 static QEMUMachine sbook_machine = {
1474     .name = "SPARCbook",
1475     .desc = "Sun4m platform, SPARCbook",
1476     .init = sbook_init,
1477     .block_default_type = IF_SCSI,
1478     DEFAULT_MACHINE_OPTIONS,
1479 };
1480 
1481 static void sun4m_register_types(void)
1482 {
1483     type_register_static(&idreg_info);
1484     type_register_static(&afx_info);
1485     type_register_static(&prom_info);
1486     type_register_static(&ram_info);
1487 }
1488 
1489 static void sun4m_machine_init(void)
1490 {
1491     qemu_register_machine(&ss5_machine);
1492     qemu_register_machine(&ss10_machine);
1493     qemu_register_machine(&ss600mp_machine);
1494     qemu_register_machine(&ss20_machine);
1495     qemu_register_machine(&voyager_machine);
1496     qemu_register_machine(&ss_lx_machine);
1497     qemu_register_machine(&ss4_machine);
1498     qemu_register_machine(&scls_machine);
1499     qemu_register_machine(&sbook_machine);
1500 }
1501 
1502 type_init(sun4m_register_types)
1503 machine_init(sun4m_machine_init);
1504