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target-arm: Fix decoding of Thumb preload and hint space
[qemu/agraf.git] / hw / sun4m.c
blob30e8a21672da21405e6e5cc9697c3cdcba6dece3
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 "sysbus.h"
25 #include "qemu-timer.h"
26 #include "sun4m.h"
27 #include "nvram.h"
28 #include "sparc32_dma.h"
29 #include "fdc.h"
30 #include "sysemu.h"
31 #include "net.h"
32 #include "boards.h"
33 #include "firmware_abi.h"
34 #include "esp.h"
35 #include "pc.h"
36 #include "isa.h"
37 #include "fw_cfg.h"
38 #include "escc.h"
39 #include "empty_slot.h"
40 #include "qdev-addr.h"
41 #include "loader.h"
42 #include "elf.h"
43 #include "blockdev.h"
44 #include "trace.h"
45
46 /*
47 * Sun4m architecture was used in the following machines:
48 *
49 * SPARCserver 6xxMP/xx
50 * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
51 * SPARCclassic X (4/10)
52 * SPARCstation LX/ZX (4/30)
53 * SPARCstation Voyager
54 * SPARCstation 10/xx, SPARCserver 10/xx
55 * SPARCstation 5, SPARCserver 5
56 * SPARCstation 20/xx, SPARCserver 20
57 * SPARCstation 4
58 *
59 * Sun4d architecture was used in the following machines:
60 *
61 * SPARCcenter 2000
62 * SPARCserver 1000
63 *
64 * Sun4c architecture was used in the following machines:
65 * SPARCstation 1/1+, SPARCserver 1/1+
66 * SPARCstation SLC
67 * SPARCstation IPC
68 * SPARCstation ELC
69 * SPARCstation IPX
70 *
71 * See for example: http://www.sunhelp.org/faq/sunref1.html
72 */
73
74 #define KERNEL_LOAD_ADDR 0x00004000
75 #define CMDLINE_ADDR 0x007ff000
76 #define INITRD_LOAD_ADDR 0x00800000
77 #define PROM_SIZE_MAX (1024 * 1024)
78 #define PROM_VADDR 0xffd00000
79 #define PROM_FILENAME "openbios-sparc32"
80 #define CFG_ADDR 0xd00000510ULL
81 #define FW_CFG_SUN4M_DEPTH (FW_CFG_ARCH_LOCAL + 0x00)
82
83 #define MAX_CPUS 16
84 #define MAX_PILS 16
85 #define MAX_VSIMMS 4
86
87 #define ESCC_CLOCK 4915200
88
89 struct sun4m_hwdef {
90 target_phys_addr_t iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
91 target_phys_addr_t intctl_base, counter_base, nvram_base, ms_kb_base;
92 target_phys_addr_t serial_base, fd_base;
93 target_phys_addr_t afx_base, idreg_base, dma_base, esp_base, le_base;
94 target_phys_addr_t tcx_base, cs_base, apc_base, aux1_base, aux2_base;
95 target_phys_addr_t bpp_base, dbri_base, sx_base;
96 struct {
97 target_phys_addr_t reg_base, vram_base;
98 } vsimm[MAX_VSIMMS];
99 target_phys_addr_t ecc_base;
100 uint32_t ecc_version;
101 uint8_t nvram_machine_id;
102 uint16_t machine_id;
103 uint32_t iommu_version;
104 uint64_t max_mem;
105 const char * const default_cpu_model;
106 };
107
108 #define MAX_IOUNITS 5
109
110 struct sun4d_hwdef {
111 target_phys_addr_t iounit_bases[MAX_IOUNITS], slavio_base;
112 target_phys_addr_t counter_base, nvram_base, ms_kb_base;
113 target_phys_addr_t serial_base;
114 target_phys_addr_t espdma_base, esp_base;
115 target_phys_addr_t ledma_base, le_base;
116 target_phys_addr_t tcx_base;
117 target_phys_addr_t sbi_base;
118 uint8_t nvram_machine_id;
119 uint16_t machine_id;
120 uint32_t iounit_version;
121 uint64_t max_mem;
122 const char * const default_cpu_model;
123 };
124
125 struct sun4c_hwdef {
126 target_phys_addr_t iommu_base, slavio_base;
127 target_phys_addr_t intctl_base, counter_base, nvram_base, ms_kb_base;
128 target_phys_addr_t serial_base, fd_base;
129 target_phys_addr_t idreg_base, dma_base, esp_base, le_base;
130 target_phys_addr_t tcx_base, aux1_base;
131 uint8_t nvram_machine_id;
132 uint16_t machine_id;
133 uint32_t iommu_version;
134 uint64_t max_mem;
135 const char * const default_cpu_model;
136 };
137
138 int DMA_get_channel_mode (int nchan)
139 {
140 return 0;
141 }
142 int DMA_read_memory (int nchan, void *buf, int pos, int size)
143 {
144 return 0;
145 }
146 int DMA_write_memory (int nchan, void *buf, int pos, int size)
147 {
148 return 0;
149 }
150 void DMA_hold_DREQ (int nchan) {}
151 void DMA_release_DREQ (int nchan) {}
152 void DMA_schedule(int nchan) {}
153
154 void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit)
155 {
156 }
157
158 void DMA_register_channel (int nchan,
159 DMA_transfer_handler transfer_handler,
160 void *opaque)
161 {
162 }
163
164 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
165 {
166 fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
167 return 0;
168 }
169
170 static void nvram_init(M48t59State *nvram, uint8_t *macaddr,
171 const char *cmdline, const char *boot_devices,
172 ram_addr_t RAM_size, uint32_t kernel_size,
173 int width, int height, int depth,
174 int nvram_machine_id, const char *arch)
175 {
176 unsigned int i;
177 uint32_t start, end;
178 uint8_t image[0x1ff0];
179 struct OpenBIOS_nvpart_v1 *part_header;
180
181 memset(image, '\0', sizeof(image));
182
183 start = 0;
184
185 // OpenBIOS nvram variables
186 // Variable partition
187 part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
188 part_header->signature = OPENBIOS_PART_SYSTEM;
189 pstrcpy(part_header->name, sizeof(part_header->name), "system");
190
191 end = start + sizeof(struct OpenBIOS_nvpart_v1);
192 for (i = 0; i < nb_prom_envs; i++)
193 end = OpenBIOS_set_var(image, end, prom_envs[i]);
194
195 // End marker
196 image[end++] = '\0';
197
198 end = start + ((end - start + 15) & ~15);
199 OpenBIOS_finish_partition(part_header, end - start);
200
201 // free partition
202 start = end;
203 part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
204 part_header->signature = OPENBIOS_PART_FREE;
205 pstrcpy(part_header->name, sizeof(part_header->name), "free");
206
207 end = 0x1fd0;
208 OpenBIOS_finish_partition(part_header, end - start);
209
210 Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
211 nvram_machine_id);
212
213 for (i = 0; i < sizeof(image); i++)
214 m48t59_write(nvram, i, image[i]);
215 }
216
217 static DeviceState *slavio_intctl;
218
219 void pic_info(Monitor *mon)
220 {
221 if (slavio_intctl)
222 slavio_pic_info(mon, slavio_intctl);
223 }
224
225 void irq_info(Monitor *mon)
226 {
227 if (slavio_intctl)
228 slavio_irq_info(mon, slavio_intctl);
229 }
230
231 void cpu_check_irqs(CPUState *env)
232 {
233 if (env->pil_in && (env->interrupt_index == 0 ||
234 (env->interrupt_index & ~15) == TT_EXTINT)) {
235 unsigned int i;
236
237 for (i = 15; i > 0; i--) {
238 if (env->pil_in & (1 << i)) {
239 int old_interrupt = env->interrupt_index;
240
241 env->interrupt_index = TT_EXTINT | i;
242 if (old_interrupt != env->interrupt_index) {
243 trace_sun4m_cpu_interrupt(i);
244 cpu_interrupt(env, CPU_INTERRUPT_HARD);
245 }
246 break;
247 }
248 }
249 } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
250 trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
251 env->interrupt_index = 0;
252 cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
253 }
254 }
255
256 static void cpu_set_irq(void *opaque, int irq, int level)
257 {
258 CPUState *env = opaque;
259
260 if (level) {
261 trace_sun4m_cpu_set_irq_raise(irq);
262 env->halted = 0;
263 env->pil_in |= 1 << irq;
264 cpu_check_irqs(env);
265 } else {
266 trace_sun4m_cpu_set_irq_lower(irq);
267 env->pil_in &= ~(1 << irq);
268 cpu_check_irqs(env);
269 }
270 }
271
272 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
273 {
274 }
275
276 static void main_cpu_reset(void *opaque)
277 {
278 CPUState *env = opaque;
279
280 cpu_reset(env);
281 env->halted = 0;
282 }
283
284 static void secondary_cpu_reset(void *opaque)
285 {
286 CPUState *env = opaque;
287
288 cpu_reset(env);
289 env->halted = 1;
290 }
291
292 static void cpu_halt_signal(void *opaque, int irq, int level)
293 {
294 if (level && cpu_single_env)
295 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_HALT);
296 }
297
298 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
299 {
300 return addr - 0xf0000000ULL;
301 }
302
303 static unsigned long sun4m_load_kernel(const char *kernel_filename,
304 const char *initrd_filename,
305 ram_addr_t RAM_size)
306 {
307 int linux_boot;
308 unsigned int i;
309 long initrd_size, kernel_size;
310 uint8_t *ptr;
311
312 linux_boot = (kernel_filename != NULL);
313
314 kernel_size = 0;
315 if (linux_boot) {
316 int bswap_needed;
317
318 #ifdef BSWAP_NEEDED
319 bswap_needed = 1;
320 #else
321 bswap_needed = 0;
322 #endif
323 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
324 NULL, NULL, NULL, 1, ELF_MACHINE, 0);
325 if (kernel_size < 0)
326 kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
327 RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
328 TARGET_PAGE_SIZE);
329 if (kernel_size < 0)
330 kernel_size = load_image_targphys(kernel_filename,
331 KERNEL_LOAD_ADDR,
332 RAM_size - KERNEL_LOAD_ADDR);
333 if (kernel_size < 0) {
334 fprintf(stderr, "qemu: could not load kernel '%s'\n",
335 kernel_filename);
336 exit(1);
337 }
338
339 /* load initrd */
340 initrd_size = 0;
341 if (initrd_filename) {
342 initrd_size = load_image_targphys(initrd_filename,
343 INITRD_LOAD_ADDR,
344 RAM_size - INITRD_LOAD_ADDR);
345 if (initrd_size < 0) {
346 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
347 initrd_filename);
348 exit(1);
349 }
350 }
351 if (initrd_size > 0) {
352 for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
353 ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
354 if (ldl_p(ptr) == 0x48647253) { // HdrS
355 stl_p(ptr + 16, INITRD_LOAD_ADDR);
356 stl_p(ptr + 20, initrd_size);
357 break;
358 }
359 }
360 }
361 }
362 return kernel_size;
363 }
364
365 static void *iommu_init(target_phys_addr_t addr, uint32_t version, qemu_irq irq)
366 {
367 DeviceState *dev;
368 SysBusDevice *s;
369
370 dev = qdev_create(NULL, "iommu");
371 qdev_prop_set_uint32(dev, "version", version);
372 qdev_init_nofail(dev);
373 s = sysbus_from_qdev(dev);
374 sysbus_connect_irq(s, 0, irq);
375 sysbus_mmio_map(s, 0, addr);
376
377 return s;
378 }
379
380 static void *sparc32_dma_init(target_phys_addr_t daddr, qemu_irq parent_irq,
381 void *iommu, qemu_irq *dev_irq, int is_ledma)
382 {
383 DeviceState *dev;
384 SysBusDevice *s;
385
386 dev = qdev_create(NULL, "sparc32_dma");
387 qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
388 qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
389 qdev_init_nofail(dev);
390 s = sysbus_from_qdev(dev);
391 sysbus_connect_irq(s, 0, parent_irq);
392 *dev_irq = qdev_get_gpio_in(dev, 0);
393 sysbus_mmio_map(s, 0, daddr);
394
395 return s;
396 }
397
398 static void lance_init(NICInfo *nd, target_phys_addr_t leaddr,
399 void *dma_opaque, qemu_irq irq)
400 {
401 DeviceState *dev;
402 SysBusDevice *s;
403 qemu_irq reset;
404
405 qemu_check_nic_model(&nd_table[0], "lance");
406
407 dev = qdev_create(NULL, "lance");
408 qdev_set_nic_properties(dev, nd);
409 qdev_prop_set_ptr(dev, "dma", dma_opaque);
410 qdev_init_nofail(dev);
411 s = sysbus_from_qdev(dev);
412 sysbus_mmio_map(s, 0, leaddr);
413 sysbus_connect_irq(s, 0, irq);
414 reset = qdev_get_gpio_in(dev, 0);
415 qdev_connect_gpio_out(dma_opaque, 0, reset);
416 }
417
418 static DeviceState *slavio_intctl_init(target_phys_addr_t addr,
419 target_phys_addr_t addrg,
420 qemu_irq **parent_irq)
421 {
422 DeviceState *dev;
423 SysBusDevice *s;
424 unsigned int i, j;
425
426 dev = qdev_create(NULL, "slavio_intctl");
427 qdev_init_nofail(dev);
428
429 s = sysbus_from_qdev(dev);
430
431 for (i = 0; i < MAX_CPUS; i++) {
432 for (j = 0; j < MAX_PILS; j++) {
433 sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
434 }
435 }
436 sysbus_mmio_map(s, 0, addrg);
437 for (i = 0; i < MAX_CPUS; i++) {
438 sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
439 }
440
441 return dev;
442 }
443
444 #define SYS_TIMER_OFFSET 0x10000ULL
445 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
446
447 static void slavio_timer_init_all(target_phys_addr_t addr, qemu_irq master_irq,
448 qemu_irq *cpu_irqs, unsigned int num_cpus)
449 {
450 DeviceState *dev;
451 SysBusDevice *s;
452 unsigned int i;
453
454 dev = qdev_create(NULL, "slavio_timer");
455 qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
456 qdev_init_nofail(dev);
457 s = sysbus_from_qdev(dev);
458 sysbus_connect_irq(s, 0, master_irq);
459 sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
460
461 for (i = 0; i < MAX_CPUS; i++) {
462 sysbus_mmio_map(s, i + 1, addr + (target_phys_addr_t)CPU_TIMER_OFFSET(i));
463 sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
464 }
465 }
466
467 #define MISC_LEDS 0x01600000
468 #define MISC_CFG 0x01800000
469 #define MISC_DIAG 0x01a00000
470 #define MISC_MDM 0x01b00000
471 #define MISC_SYS 0x01f00000
472
473 static void slavio_misc_init(target_phys_addr_t base,
474 target_phys_addr_t aux1_base,
475 target_phys_addr_t aux2_base, qemu_irq irq,
476 qemu_irq fdc_tc)
477 {
478 DeviceState *dev;
479 SysBusDevice *s;
480
481 dev = qdev_create(NULL, "slavio_misc");
482 qdev_init_nofail(dev);
483 s = sysbus_from_qdev(dev);
484 if (base) {
485 /* 8 bit registers */
486 /* Slavio control */
487 sysbus_mmio_map(s, 0, base + MISC_CFG);
488 /* Diagnostics */
489 sysbus_mmio_map(s, 1, base + MISC_DIAG);
490 /* Modem control */
491 sysbus_mmio_map(s, 2, base + MISC_MDM);
492 /* 16 bit registers */
493 /* ss600mp diag LEDs */
494 sysbus_mmio_map(s, 3, base + MISC_LEDS);
495 /* 32 bit registers */
496 /* System control */
497 sysbus_mmio_map(s, 4, base + MISC_SYS);
498 }
499 if (aux1_base) {
500 /* AUX 1 (Misc System Functions) */
501 sysbus_mmio_map(s, 5, aux1_base);
502 }
503 if (aux2_base) {
504 /* AUX 2 (Software Powerdown Control) */
505 sysbus_mmio_map(s, 6, aux2_base);
506 }
507 sysbus_connect_irq(s, 0, irq);
508 sysbus_connect_irq(s, 1, fdc_tc);
509 qemu_system_powerdown = qdev_get_gpio_in(dev, 0);
510 }
511
512 static void ecc_init(target_phys_addr_t base, qemu_irq irq, uint32_t version)
513 {
514 DeviceState *dev;
515 SysBusDevice *s;
516
517 dev = qdev_create(NULL, "eccmemctl");
518 qdev_prop_set_uint32(dev, "version", version);
519 qdev_init_nofail(dev);
520 s = sysbus_from_qdev(dev);
521 sysbus_connect_irq(s, 0, irq);
522 sysbus_mmio_map(s, 0, base);
523 if (version == 0) { // SS-600MP only
524 sysbus_mmio_map(s, 1, base + 0x1000);
525 }
526 }
527
528 static void apc_init(target_phys_addr_t power_base, qemu_irq cpu_halt)
529 {
530 DeviceState *dev;
531 SysBusDevice *s;
532
533 dev = qdev_create(NULL, "apc");
534 qdev_init_nofail(dev);
535 s = sysbus_from_qdev(dev);
536 /* Power management (APC) XXX: not a Slavio device */
537 sysbus_mmio_map(s, 0, power_base);
538 sysbus_connect_irq(s, 0, cpu_halt);
539 }
540
541 static void tcx_init(target_phys_addr_t addr, int vram_size, int width,
542 int height, int depth)
543 {
544 DeviceState *dev;
545 SysBusDevice *s;
546
547 dev = qdev_create(NULL, "SUNW,tcx");
548 qdev_prop_set_taddr(dev, "addr", addr);
549 qdev_prop_set_uint32(dev, "vram_size", vram_size);
550 qdev_prop_set_uint16(dev, "width", width);
551 qdev_prop_set_uint16(dev, "height", height);
552 qdev_prop_set_uint16(dev, "depth", depth);
553 qdev_init_nofail(dev);
554 s = sysbus_from_qdev(dev);
555 /* 8-bit plane */
556 sysbus_mmio_map(s, 0, addr + 0x00800000ULL);
557 /* DAC */
558 sysbus_mmio_map(s, 1, addr + 0x00200000ULL);
559 /* TEC (dummy) */
560 sysbus_mmio_map(s, 2, addr + 0x00700000ULL);
561 /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */
562 sysbus_mmio_map(s, 3, addr + 0x00301000ULL);
563 if (depth == 24) {
564 /* 24-bit plane */
565 sysbus_mmio_map(s, 4, addr + 0x02000000ULL);
566 /* Control plane */
567 sysbus_mmio_map(s, 5, addr + 0x0a000000ULL);
568 } else {
569 /* THC 8 bit (dummy) */
570 sysbus_mmio_map(s, 4, addr + 0x00300000ULL);
571 }
572 }
573
574 /* NCR89C100/MACIO Internal ID register */
575 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
576
577 static void idreg_init(target_phys_addr_t addr)
578 {
579 DeviceState *dev;
580 SysBusDevice *s;
581
582 dev = qdev_create(NULL, "macio_idreg");
583 qdev_init_nofail(dev);
584 s = sysbus_from_qdev(dev);
585
586 sysbus_mmio_map(s, 0, addr);
587 cpu_physical_memory_write_rom(addr, idreg_data, sizeof(idreg_data));
588 }
589
590 static int idreg_init1(SysBusDevice *dev)
591 {
592 ram_addr_t idreg_offset;
593
594 idreg_offset = qemu_ram_alloc(NULL, "sun4m.idreg", sizeof(idreg_data));
595 sysbus_init_mmio(dev, sizeof(idreg_data), idreg_offset | IO_MEM_ROM);
596 return 0;
597 }
598
599 static SysBusDeviceInfo idreg_info = {
600 .init = idreg_init1,
601 .qdev.name = "macio_idreg",
602 .qdev.size = sizeof(SysBusDevice),
603 };
604
605 static void idreg_register_devices(void)
606 {
607 sysbus_register_withprop(&idreg_info);
608 }
609
610 device_init(idreg_register_devices);
611
612 /* SS-5 TCX AFX register */
613 static void afx_init(target_phys_addr_t addr)
614 {
615 DeviceState *dev;
616 SysBusDevice *s;
617
618 dev = qdev_create(NULL, "tcx_afx");
619 qdev_init_nofail(dev);
620 s = sysbus_from_qdev(dev);
621
622 sysbus_mmio_map(s, 0, addr);
623 }
624
625 static int afx_init1(SysBusDevice *dev)
626 {
627 ram_addr_t afx_offset;
628
629 afx_offset = qemu_ram_alloc(NULL, "sun4m.afx", 4);
630 sysbus_init_mmio(dev, 4, afx_offset | IO_MEM_RAM);
631 return 0;
632 }
633
634 static SysBusDeviceInfo afx_info = {
635 .init = afx_init1,
636 .qdev.name = "tcx_afx",
637 .qdev.size = sizeof(SysBusDevice),
638 };
639
640 static void afx_register_devices(void)
641 {
642 sysbus_register_withprop(&afx_info);
643 }
644
645 device_init(afx_register_devices);
646
647 /* Boot PROM (OpenBIOS) */
648 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
649 {
650 target_phys_addr_t *base_addr = (target_phys_addr_t *)opaque;
651 return addr + *base_addr - PROM_VADDR;
652 }
653
654 static void prom_init(target_phys_addr_t addr, const char *bios_name)
655 {
656 DeviceState *dev;
657 SysBusDevice *s;
658 char *filename;
659 int ret;
660
661 dev = qdev_create(NULL, "openprom");
662 qdev_init_nofail(dev);
663 s = sysbus_from_qdev(dev);
664
665 sysbus_mmio_map(s, 0, addr);
666
667 /* load boot prom */
668 if (bios_name == NULL) {
669 bios_name = PROM_FILENAME;
670 }
671 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
672 if (filename) {
673 ret = load_elf(filename, translate_prom_address, &addr, NULL,
674 NULL, NULL, 1, ELF_MACHINE, 0);
675 if (ret < 0 || ret > PROM_SIZE_MAX) {
676 ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
677 }
678 qemu_free(filename);
679 } else {
680 ret = -1;
681 }
682 if (ret < 0 || ret > PROM_SIZE_MAX) {
683 fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
684 exit(1);
685 }
686 }
687
688 static int prom_init1(SysBusDevice *dev)
689 {
690 ram_addr_t prom_offset;
691
692 prom_offset = qemu_ram_alloc(NULL, "sun4m.prom", PROM_SIZE_MAX);
693 sysbus_init_mmio(dev, PROM_SIZE_MAX, prom_offset | IO_MEM_ROM);
694 return 0;
695 }
696
697 static SysBusDeviceInfo prom_info = {
698 .init = prom_init1,
699 .qdev.name = "openprom",
700 .qdev.size = sizeof(SysBusDevice),
701 .qdev.props = (Property[]) {
702 {/* end of property list */}
703 }
704 };
705
706 static void prom_register_devices(void)
707 {
708 sysbus_register_withprop(&prom_info);
709 }
710
711 device_init(prom_register_devices);
712
713 typedef struct RamDevice
714 {
715 SysBusDevice busdev;
716 uint64_t size;
717 } RamDevice;
718
719 /* System RAM */
720 static int ram_init1(SysBusDevice *dev)
721 {
722 ram_addr_t RAM_size, ram_offset;
723 RamDevice *d = FROM_SYSBUS(RamDevice, dev);
724
725 RAM_size = d->size;
726
727 ram_offset = qemu_ram_alloc(NULL, "sun4m.ram", RAM_size);
728 sysbus_init_mmio(dev, RAM_size, ram_offset);
729 return 0;
730 }
731
732 static void ram_init(target_phys_addr_t addr, ram_addr_t RAM_size,
733 uint64_t max_mem)
734 {
735 DeviceState *dev;
736 SysBusDevice *s;
737 RamDevice *d;
738
739 /* allocate RAM */
740 if ((uint64_t)RAM_size > max_mem) {
741 fprintf(stderr,
742 "qemu: Too much memory for this machine: %d, maximum %d\n",
743 (unsigned int)(RAM_size / (1024 * 1024)),
744 (unsigned int)(max_mem / (1024 * 1024)));
745 exit(1);
746 }
747 dev = qdev_create(NULL, "memory");
748 s = sysbus_from_qdev(dev);
749
750 d = FROM_SYSBUS(RamDevice, s);
751 d->size = RAM_size;
752 qdev_init_nofail(dev);
753
754 sysbus_mmio_map(s, 0, addr);
755 }
756
757 static SysBusDeviceInfo ram_info = {
758 .init = ram_init1,
759 .qdev.name = "memory",
760 .qdev.size = sizeof(RamDevice),
761 .qdev.props = (Property[]) {
762 DEFINE_PROP_UINT64("size", RamDevice, size, 0),
763 DEFINE_PROP_END_OF_LIST(),
764 }
765 };
766
767 static void ram_register_devices(void)
768 {
769 sysbus_register_withprop(&ram_info);
770 }
771
772 device_init(ram_register_devices);
773
774 static void cpu_devinit(const char *cpu_model, unsigned int id,
775 uint64_t prom_addr, qemu_irq **cpu_irqs)
776 {
777 CPUState *env;
778
779 env = cpu_init(cpu_model);
780 if (!env) {
781 fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
782 exit(1);
783 }
784
785 cpu_sparc_set_id(env, id);
786 if (id == 0) {
787 qemu_register_reset(main_cpu_reset, env);
788 } else {
789 qemu_register_reset(secondary_cpu_reset, env);
790 env->halted = 1;
791 }
792 *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, env, MAX_PILS);
793 env->prom_addr = prom_addr;
794 }
795
796 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
797 const char *boot_device,
798 const char *kernel_filename,
799 const char *kernel_cmdline,
800 const char *initrd_filename, const char *cpu_model)
801 {
802 unsigned int i;
803 void *iommu, *espdma, *ledma, *nvram;
804 qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
805 espdma_irq, ledma_irq;
806 qemu_irq esp_reset, dma_enable;
807 qemu_irq fdc_tc;
808 qemu_irq *cpu_halt;
809 unsigned long kernel_size;
810 DriveInfo *fd[MAX_FD];
811 void *fw_cfg;
812 unsigned int num_vsimms;
813
814 /* init CPUs */
815 if (!cpu_model)
816 cpu_model = hwdef->default_cpu_model;
817
818 for(i = 0; i < smp_cpus; i++) {
819 cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
820 }
821
822 for (i = smp_cpus; i < MAX_CPUS; i++)
823 cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
824
825
826 /* set up devices */
827 ram_init(0, RAM_size, hwdef->max_mem);
828 /* models without ECC don't trap when missing ram is accessed */
829 if (!hwdef->ecc_base) {
830 empty_slot_init(RAM_size, hwdef->max_mem - RAM_size);
831 }
832
833 prom_init(hwdef->slavio_base, bios_name);
834
835 slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
836 hwdef->intctl_base + 0x10000ULL,
837 cpu_irqs);
838
839 for (i = 0; i < 32; i++) {
840 slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
841 }
842 for (i = 0; i < MAX_CPUS; i++) {
843 slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
844 }
845
846 if (hwdef->idreg_base) {
847 idreg_init(hwdef->idreg_base);
848 }
849
850 if (hwdef->afx_base) {
851 afx_init(hwdef->afx_base);
852 }
853
854 iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
855 slavio_irq[30]);
856
857 if (hwdef->iommu_pad_base) {
858 /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
859 Software shouldn't use aliased addresses, neither should it crash
860 when does. Using empty_slot instead of aliasing can help with
861 debugging such accesses */
862 empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
863 }
864
865 espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
866 iommu, &espdma_irq, 0);
867
868 ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
869 slavio_irq[16], iommu, &ledma_irq, 1);
870
871 if (graphic_depth != 8 && graphic_depth != 24) {
872 fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
873 exit (1);
874 }
875 num_vsimms = 0;
876 if (num_vsimms == 0) {
877 tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
878 graphic_depth);
879 }
880
881 for (i = num_vsimms; i < MAX_VSIMMS; i++) {
882 /* vsimm registers probed by OBP */
883 if (hwdef->vsimm[i].reg_base) {
884 empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
885 }
886 }
887
888 if (hwdef->sx_base) {
889 empty_slot_init(hwdef->sx_base, 0x2000);
890 }
891
892 lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
893
894 nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
895
896 slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
897
898 slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
899 display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
900 // Slavio TTYA (base+4, Linux ttyS0) is the first Qemu serial device
901 // Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
902 escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
903 serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
904
905 cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
906 slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
907 slavio_irq[30], fdc_tc);
908
909 if (hwdef->apc_base) {
910 apc_init(hwdef->apc_base, cpu_halt[0]);
911 }
912
913 if (hwdef->fd_base) {
914 /* there is zero or one floppy drive */
915 memset(fd, 0, sizeof(fd));
916 fd[0] = drive_get(IF_FLOPPY, 0, 0);
917 sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
918 &fdc_tc);
919 }
920
921 if (drive_get_max_bus(IF_SCSI) > 0) {
922 fprintf(stderr, "qemu: too many SCSI bus\n");
923 exit(1);
924 }
925
926 esp_init(hwdef->esp_base, 2,
927 espdma_memory_read, espdma_memory_write,
928 espdma, espdma_irq, &esp_reset, &dma_enable);
929
930 qdev_connect_gpio_out(espdma, 0, esp_reset);
931 qdev_connect_gpio_out(espdma, 1, dma_enable);
932
933 if (hwdef->cs_base) {
934 sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
935 slavio_irq[5]);
936 }
937
938 if (hwdef->dbri_base) {
939 /* ISDN chip with attached CS4215 audio codec */
940 /* prom space */
941 empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
942 /* reg space */
943 empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
944 }
945
946 if (hwdef->bpp_base) {
947 /* parallel port */
948 empty_slot_init(hwdef->bpp_base, 0x20);
949 }
950
951 kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
952 RAM_size);
953
954 nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
955 boot_device, RAM_size, kernel_size, graphic_width,
956 graphic_height, graphic_depth, hwdef->nvram_machine_id,
957 "Sun4m");
958
959 if (hwdef->ecc_base)
960 ecc_init(hwdef->ecc_base, slavio_irq[28],
961 hwdef->ecc_version);
962
963 fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
964 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
965 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
966 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
967 fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
968 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
969 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
970 if (kernel_cmdline) {
971 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
972 pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
973 fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
974 (uint8_t*)strdup(kernel_cmdline),
975 strlen(kernel_cmdline) + 1);
976 fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
977 strlen(kernel_cmdline) + 1);
978 } else {
979 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
980 fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
981 }
982 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
983 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
984 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
985 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
986 }
987
988 enum {
989 ss2_id = 0,
990 ss5_id = 32,
991 vger_id,
992 lx_id,
993 ss4_id,
994 scls_id,
995 sbook_id,
996 ss10_id = 64,
997 ss20_id,
998 ss600mp_id,
999 ss1000_id = 96,
1000 ss2000_id,
1001 };
1002
1003 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1004 /* SS-5 */
1005 {
1006 .iommu_base = 0x10000000,
1007 .iommu_pad_base = 0x10004000,
1008 .iommu_pad_len = 0x0fffb000,
1009 .tcx_base = 0x50000000,
1010 .cs_base = 0x6c000000,
1011 .slavio_base = 0x70000000,
1012 .ms_kb_base = 0x71000000,
1013 .serial_base = 0x71100000,
1014 .nvram_base = 0x71200000,
1015 .fd_base = 0x71400000,
1016 .counter_base = 0x71d00000,
1017 .intctl_base = 0x71e00000,
1018 .idreg_base = 0x78000000,
1019 .dma_base = 0x78400000,
1020 .esp_base = 0x78800000,
1021 .le_base = 0x78c00000,
1022 .apc_base = 0x6a000000,
1023 .afx_base = 0x6e000000,
1024 .aux1_base = 0x71900000,
1025 .aux2_base = 0x71910000,
1026 .nvram_machine_id = 0x80,
1027 .machine_id = ss5_id,
1028 .iommu_version = 0x05000000,
1029 .max_mem = 0x10000000,
1030 .default_cpu_model = "Fujitsu MB86904",
1031 },
1032 /* SS-10 */
1033 {
1034 .iommu_base = 0xfe0000000ULL,
1035 .tcx_base = 0xe20000000ULL,
1036 .slavio_base = 0xff0000000ULL,
1037 .ms_kb_base = 0xff1000000ULL,
1038 .serial_base = 0xff1100000ULL,
1039 .nvram_base = 0xff1200000ULL,
1040 .fd_base = 0xff1700000ULL,
1041 .counter_base = 0xff1300000ULL,
1042 .intctl_base = 0xff1400000ULL,
1043 .idreg_base = 0xef0000000ULL,
1044 .dma_base = 0xef0400000ULL,
1045 .esp_base = 0xef0800000ULL,
1046 .le_base = 0xef0c00000ULL,
1047 .apc_base = 0xefa000000ULL, // XXX should not exist
1048 .aux1_base = 0xff1800000ULL,
1049 .aux2_base = 0xff1a01000ULL,
1050 .ecc_base = 0xf00000000ULL,
1051 .ecc_version = 0x10000000, // version 0, implementation 1
1052 .nvram_machine_id = 0x72,
1053 .machine_id = ss10_id,
1054 .iommu_version = 0x03000000,
1055 .max_mem = 0xf00000000ULL,
1056 .default_cpu_model = "TI SuperSparc II",
1057 },
1058 /* SS-600MP */
1059 {
1060 .iommu_base = 0xfe0000000ULL,
1061 .tcx_base = 0xe20000000ULL,
1062 .slavio_base = 0xff0000000ULL,
1063 .ms_kb_base = 0xff1000000ULL,
1064 .serial_base = 0xff1100000ULL,
1065 .nvram_base = 0xff1200000ULL,
1066 .counter_base = 0xff1300000ULL,
1067 .intctl_base = 0xff1400000ULL,
1068 .dma_base = 0xef0081000ULL,
1069 .esp_base = 0xef0080000ULL,
1070 .le_base = 0xef0060000ULL,
1071 .apc_base = 0xefa000000ULL, // XXX should not exist
1072 .aux1_base = 0xff1800000ULL,
1073 .aux2_base = 0xff1a01000ULL, // XXX should not exist
1074 .ecc_base = 0xf00000000ULL,
1075 .ecc_version = 0x00000000, // version 0, implementation 0
1076 .nvram_machine_id = 0x71,
1077 .machine_id = ss600mp_id,
1078 .iommu_version = 0x01000000,
1079 .max_mem = 0xf00000000ULL,
1080 .default_cpu_model = "TI SuperSparc II",
1081 },
1082 /* SS-20 */
1083 {
1084 .iommu_base = 0xfe0000000ULL,
1085 .tcx_base = 0xe20000000ULL,
1086 .slavio_base = 0xff0000000ULL,
1087 .ms_kb_base = 0xff1000000ULL,
1088 .serial_base = 0xff1100000ULL,
1089 .nvram_base = 0xff1200000ULL,
1090 .fd_base = 0xff1700000ULL,
1091 .counter_base = 0xff1300000ULL,
1092 .intctl_base = 0xff1400000ULL,
1093 .idreg_base = 0xef0000000ULL,
1094 .dma_base = 0xef0400000ULL,
1095 .esp_base = 0xef0800000ULL,
1096 .le_base = 0xef0c00000ULL,
1097 .bpp_base = 0xef4800000ULL,
1098 .apc_base = 0xefa000000ULL, // XXX should not exist
1099 .aux1_base = 0xff1800000ULL,
1100 .aux2_base = 0xff1a01000ULL,
1101 .dbri_base = 0xee0000000ULL,
1102 .sx_base = 0xf80000000ULL,
1103 .vsimm = {
1104 {
1105 .reg_base = 0x9c000000ULL,
1106 .vram_base = 0xfc000000ULL
1107 }, {
1108 .reg_base = 0x90000000ULL,
1109 .vram_base = 0xf0000000ULL
1110 }, {
1111 .reg_base = 0x94000000ULL
1112 }, {
1113 .reg_base = 0x98000000ULL
1114 }
1115 },
1116 .ecc_base = 0xf00000000ULL,
1117 .ecc_version = 0x20000000, // version 0, implementation 2
1118 .nvram_machine_id = 0x72,
1119 .machine_id = ss20_id,
1120 .iommu_version = 0x13000000,
1121 .max_mem = 0xf00000000ULL,
1122 .default_cpu_model = "TI SuperSparc II",
1123 },
1124 /* Voyager */
1125 {
1126 .iommu_base = 0x10000000,
1127 .tcx_base = 0x50000000,
1128 .slavio_base = 0x70000000,
1129 .ms_kb_base = 0x71000000,
1130 .serial_base = 0x71100000,
1131 .nvram_base = 0x71200000,
1132 .fd_base = 0x71400000,
1133 .counter_base = 0x71d00000,
1134 .intctl_base = 0x71e00000,
1135 .idreg_base = 0x78000000,
1136 .dma_base = 0x78400000,
1137 .esp_base = 0x78800000,
1138 .le_base = 0x78c00000,
1139 .apc_base = 0x71300000, // pmc
1140 .aux1_base = 0x71900000,
1141 .aux2_base = 0x71910000,
1142 .nvram_machine_id = 0x80,
1143 .machine_id = vger_id,
1144 .iommu_version = 0x05000000,
1145 .max_mem = 0x10000000,
1146 .default_cpu_model = "Fujitsu MB86904",
1147 },
1148 /* LX */
1149 {
1150 .iommu_base = 0x10000000,
1151 .iommu_pad_base = 0x10004000,
1152 .iommu_pad_len = 0x0fffb000,
1153 .tcx_base = 0x50000000,
1154 .slavio_base = 0x70000000,
1155 .ms_kb_base = 0x71000000,
1156 .serial_base = 0x71100000,
1157 .nvram_base = 0x71200000,
1158 .fd_base = 0x71400000,
1159 .counter_base = 0x71d00000,
1160 .intctl_base = 0x71e00000,
1161 .idreg_base = 0x78000000,
1162 .dma_base = 0x78400000,
1163 .esp_base = 0x78800000,
1164 .le_base = 0x78c00000,
1165 .aux1_base = 0x71900000,
1166 .aux2_base = 0x71910000,
1167 .nvram_machine_id = 0x80,
1168 .machine_id = lx_id,
1169 .iommu_version = 0x04000000,
1170 .max_mem = 0x10000000,
1171 .default_cpu_model = "TI MicroSparc I",
1172 },
1173 /* SS-4 */
1174 {
1175 .iommu_base = 0x10000000,
1176 .tcx_base = 0x50000000,
1177 .cs_base = 0x6c000000,
1178 .slavio_base = 0x70000000,
1179 .ms_kb_base = 0x71000000,
1180 .serial_base = 0x71100000,
1181 .nvram_base = 0x71200000,
1182 .fd_base = 0x71400000,
1183 .counter_base = 0x71d00000,
1184 .intctl_base = 0x71e00000,
1185 .idreg_base = 0x78000000,
1186 .dma_base = 0x78400000,
1187 .esp_base = 0x78800000,
1188 .le_base = 0x78c00000,
1189 .apc_base = 0x6a000000,
1190 .aux1_base = 0x71900000,
1191 .aux2_base = 0x71910000,
1192 .nvram_machine_id = 0x80,
1193 .machine_id = ss4_id,
1194 .iommu_version = 0x05000000,
1195 .max_mem = 0x10000000,
1196 .default_cpu_model = "Fujitsu MB86904",
1197 },
1198 /* SPARCClassic */
1199 {
1200 .iommu_base = 0x10000000,
1201 .tcx_base = 0x50000000,
1202 .slavio_base = 0x70000000,
1203 .ms_kb_base = 0x71000000,
1204 .serial_base = 0x71100000,
1205 .nvram_base = 0x71200000,
1206 .fd_base = 0x71400000,
1207 .counter_base = 0x71d00000,
1208 .intctl_base = 0x71e00000,
1209 .idreg_base = 0x78000000,
1210 .dma_base = 0x78400000,
1211 .esp_base = 0x78800000,
1212 .le_base = 0x78c00000,
1213 .apc_base = 0x6a000000,
1214 .aux1_base = 0x71900000,
1215 .aux2_base = 0x71910000,
1216 .nvram_machine_id = 0x80,
1217 .machine_id = scls_id,
1218 .iommu_version = 0x05000000,
1219 .max_mem = 0x10000000,
1220 .default_cpu_model = "TI MicroSparc I",
1221 },
1222 /* SPARCbook */
1223 {
1224 .iommu_base = 0x10000000,
1225 .tcx_base = 0x50000000, // XXX
1226 .slavio_base = 0x70000000,
1227 .ms_kb_base = 0x71000000,
1228 .serial_base = 0x71100000,
1229 .nvram_base = 0x71200000,
1230 .fd_base = 0x71400000,
1231 .counter_base = 0x71d00000,
1232 .intctl_base = 0x71e00000,
1233 .idreg_base = 0x78000000,
1234 .dma_base = 0x78400000,
1235 .esp_base = 0x78800000,
1236 .le_base = 0x78c00000,
1237 .apc_base = 0x6a000000,
1238 .aux1_base = 0x71900000,
1239 .aux2_base = 0x71910000,
1240 .nvram_machine_id = 0x80,
1241 .machine_id = sbook_id,
1242 .iommu_version = 0x05000000,
1243 .max_mem = 0x10000000,
1244 .default_cpu_model = "TI MicroSparc I",
1245 },
1246 };
1247
1248 /* SPARCstation 5 hardware initialisation */
1249 static void ss5_init(ram_addr_t RAM_size,
1250 const char *boot_device,
1251 const char *kernel_filename, const char *kernel_cmdline,
1252 const char *initrd_filename, const char *cpu_model)
1253 {
1254 sun4m_hw_init(&sun4m_hwdefs[0], RAM_size, boot_device, kernel_filename,
1255 kernel_cmdline, initrd_filename, cpu_model);
1256 }
1257
1258 /* SPARCstation 10 hardware initialisation */
1259 static void ss10_init(ram_addr_t RAM_size,
1260 const char *boot_device,
1261 const char *kernel_filename, const char *kernel_cmdline,
1262 const char *initrd_filename, const char *cpu_model)
1263 {
1264 sun4m_hw_init(&sun4m_hwdefs[1], RAM_size, boot_device, kernel_filename,
1265 kernel_cmdline, initrd_filename, cpu_model);
1266 }
1267
1268 /* SPARCserver 600MP hardware initialisation */
1269 static void ss600mp_init(ram_addr_t RAM_size,
1270 const char *boot_device,
1271 const char *kernel_filename,
1272 const char *kernel_cmdline,
1273 const char *initrd_filename, const char *cpu_model)
1274 {
1275 sun4m_hw_init(&sun4m_hwdefs[2], RAM_size, boot_device, kernel_filename,
1276 kernel_cmdline, initrd_filename, cpu_model);
1277 }
1278
1279 /* SPARCstation 20 hardware initialisation */
1280 static void ss20_init(ram_addr_t RAM_size,
1281 const char *boot_device,
1282 const char *kernel_filename, const char *kernel_cmdline,
1283 const char *initrd_filename, const char *cpu_model)
1284 {
1285 sun4m_hw_init(&sun4m_hwdefs[3], RAM_size, boot_device, kernel_filename,
1286 kernel_cmdline, initrd_filename, cpu_model);
1287 }
1288
1289 /* SPARCstation Voyager hardware initialisation */
1290 static void vger_init(ram_addr_t RAM_size,
1291 const char *boot_device,
1292 const char *kernel_filename, const char *kernel_cmdline,
1293 const char *initrd_filename, const char *cpu_model)
1294 {
1295 sun4m_hw_init(&sun4m_hwdefs[4], RAM_size, boot_device, kernel_filename,
1296 kernel_cmdline, initrd_filename, cpu_model);
1297 }
1298
1299 /* SPARCstation LX hardware initialisation */
1300 static void ss_lx_init(ram_addr_t RAM_size,
1301 const char *boot_device,
1302 const char *kernel_filename, const char *kernel_cmdline,
1303 const char *initrd_filename, const char *cpu_model)
1304 {
1305 sun4m_hw_init(&sun4m_hwdefs[5], RAM_size, boot_device, kernel_filename,
1306 kernel_cmdline, initrd_filename, cpu_model);
1307 }
1308
1309 /* SPARCstation 4 hardware initialisation */
1310 static void ss4_init(ram_addr_t RAM_size,
1311 const char *boot_device,
1312 const char *kernel_filename, const char *kernel_cmdline,
1313 const char *initrd_filename, const char *cpu_model)
1314 {
1315 sun4m_hw_init(&sun4m_hwdefs[6], RAM_size, boot_device, kernel_filename,
1316 kernel_cmdline, initrd_filename, cpu_model);
1317 }
1318
1319 /* SPARCClassic hardware initialisation */
1320 static void scls_init(ram_addr_t RAM_size,
1321 const char *boot_device,
1322 const char *kernel_filename, const char *kernel_cmdline,
1323 const char *initrd_filename, const char *cpu_model)
1324 {
1325 sun4m_hw_init(&sun4m_hwdefs[7], RAM_size, boot_device, kernel_filename,
1326 kernel_cmdline, initrd_filename, cpu_model);
1327 }
1328
1329 /* SPARCbook hardware initialisation */
1330 static void sbook_init(ram_addr_t RAM_size,
1331 const char *boot_device,
1332 const char *kernel_filename, const char *kernel_cmdline,
1333 const char *initrd_filename, const char *cpu_model)
1334 {
1335 sun4m_hw_init(&sun4m_hwdefs[8], RAM_size, boot_device, kernel_filename,
1336 kernel_cmdline, initrd_filename, cpu_model);
1337 }
1338
1339 static QEMUMachine ss5_machine = {
1340 .name = "SS-5",
1341 .desc = "Sun4m platform, SPARCstation 5",
1342 .init = ss5_init,
1343 .use_scsi = 1,
1344 .is_default = 1,
1345 };
1346
1347 static QEMUMachine ss10_machine = {
1348 .name = "SS-10",
1349 .desc = "Sun4m platform, SPARCstation 10",
1350 .init = ss10_init,
1351 .use_scsi = 1,
1352 .max_cpus = 4,
1353 };
1354
1355 static QEMUMachine ss600mp_machine = {
1356 .name = "SS-600MP",
1357 .desc = "Sun4m platform, SPARCserver 600MP",
1358 .init = ss600mp_init,
1359 .use_scsi = 1,
1360 .max_cpus = 4,
1361 };
1362
1363 static QEMUMachine ss20_machine = {
1364 .name = "SS-20",
1365 .desc = "Sun4m platform, SPARCstation 20",
1366 .init = ss20_init,
1367 .use_scsi = 1,
1368 .max_cpus = 4,
1369 };
1370
1371 static QEMUMachine voyager_machine = {
1372 .name = "Voyager",
1373 .desc = "Sun4m platform, SPARCstation Voyager",
1374 .init = vger_init,
1375 .use_scsi = 1,
1376 };
1377
1378 static QEMUMachine ss_lx_machine = {
1379 .name = "LX",
1380 .desc = "Sun4m platform, SPARCstation LX",
1381 .init = ss_lx_init,
1382 .use_scsi = 1,
1383 };
1384
1385 static QEMUMachine ss4_machine = {
1386 .name = "SS-4",
1387 .desc = "Sun4m platform, SPARCstation 4",
1388 .init = ss4_init,
1389 .use_scsi = 1,
1390 };
1391
1392 static QEMUMachine scls_machine = {
1393 .name = "SPARCClassic",
1394 .desc = "Sun4m platform, SPARCClassic",
1395 .init = scls_init,
1396 .use_scsi = 1,
1397 };
1398
1399 static QEMUMachine sbook_machine = {
1400 .name = "SPARCbook",
1401 .desc = "Sun4m platform, SPARCbook",
1402 .init = sbook_init,
1403 .use_scsi = 1,
1404 };
1405
1406 static const struct sun4d_hwdef sun4d_hwdefs[] = {
1407 /* SS-1000 */
1408 {
1409 .iounit_bases = {
1410 0xfe0200000ULL,
1411 0xfe1200000ULL,
1412 0xfe2200000ULL,
1413 0xfe3200000ULL,
1414 -1,
1415 },
1416 .tcx_base = 0x820000000ULL,
1417 .slavio_base = 0xf00000000ULL,
1418 .ms_kb_base = 0xf00240000ULL,
1419 .serial_base = 0xf00200000ULL,
1420 .nvram_base = 0xf00280000ULL,
1421 .counter_base = 0xf00300000ULL,
1422 .espdma_base = 0x800081000ULL,
1423 .esp_base = 0x800080000ULL,
1424 .ledma_base = 0x800040000ULL,
1425 .le_base = 0x800060000ULL,
1426 .sbi_base = 0xf02800000ULL,
1427 .nvram_machine_id = 0x80,
1428 .machine_id = ss1000_id,
1429 .iounit_version = 0x03000000,
1430 .max_mem = 0xf00000000ULL,
1431 .default_cpu_model = "TI SuperSparc II",
1432 },
1433 /* SS-2000 */
1434 {
1435 .iounit_bases = {
1436 0xfe0200000ULL,
1437 0xfe1200000ULL,
1438 0xfe2200000ULL,
1439 0xfe3200000ULL,
1440 0xfe4200000ULL,
1441 },
1442 .tcx_base = 0x820000000ULL,
1443 .slavio_base = 0xf00000000ULL,
1444 .ms_kb_base = 0xf00240000ULL,
1445 .serial_base = 0xf00200000ULL,
1446 .nvram_base = 0xf00280000ULL,
1447 .counter_base = 0xf00300000ULL,
1448 .espdma_base = 0x800081000ULL,
1449 .esp_base = 0x800080000ULL,
1450 .ledma_base = 0x800040000ULL,
1451 .le_base = 0x800060000ULL,
1452 .sbi_base = 0xf02800000ULL,
1453 .nvram_machine_id = 0x80,
1454 .machine_id = ss2000_id,
1455 .iounit_version = 0x03000000,
1456 .max_mem = 0xf00000000ULL,
1457 .default_cpu_model = "TI SuperSparc II",
1458 },
1459 };
1460
1461 static DeviceState *sbi_init(target_phys_addr_t addr, qemu_irq **parent_irq)
1462 {
1463 DeviceState *dev;
1464 SysBusDevice *s;
1465 unsigned int i;
1466
1467 dev = qdev_create(NULL, "sbi");
1468 qdev_init_nofail(dev);
1469
1470 s = sysbus_from_qdev(dev);
1471
1472 for (i = 0; i < MAX_CPUS; i++) {
1473 sysbus_connect_irq(s, i, *parent_irq[i]);
1474 }
1475
1476 sysbus_mmio_map(s, 0, addr);
1477
1478 return dev;
1479 }
1480
1481 static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
1482 const char *boot_device,
1483 const char *kernel_filename,
1484 const char *kernel_cmdline,
1485 const char *initrd_filename, const char *cpu_model)
1486 {
1487 unsigned int i;
1488 void *iounits[MAX_IOUNITS], *espdma, *ledma, *nvram;
1489 qemu_irq *cpu_irqs[MAX_CPUS], sbi_irq[32], sbi_cpu_irq[MAX_CPUS],
1490 espdma_irq, ledma_irq;
1491 qemu_irq esp_reset, dma_enable;
1492 unsigned long kernel_size;
1493 void *fw_cfg;
1494 DeviceState *dev;
1495
1496 /* init CPUs */
1497 if (!cpu_model)
1498 cpu_model = hwdef->default_cpu_model;
1499
1500 for(i = 0; i < smp_cpus; i++) {
1501 cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
1502 }
1503
1504 for (i = smp_cpus; i < MAX_CPUS; i++)
1505 cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
1506
1507 /* set up devices */
1508 ram_init(0, RAM_size, hwdef->max_mem);
1509
1510 prom_init(hwdef->slavio_base, bios_name);
1511
1512 dev = sbi_init(hwdef->sbi_base, cpu_irqs);
1513
1514 for (i = 0; i < 32; i++) {
1515 sbi_irq[i] = qdev_get_gpio_in(dev, i);
1516 }
1517 for (i = 0; i < MAX_CPUS; i++) {
1518 sbi_cpu_irq[i] = qdev_get_gpio_in(dev, 32 + i);
1519 }
1520
1521 for (i = 0; i < MAX_IOUNITS; i++)
1522 if (hwdef->iounit_bases[i] != (target_phys_addr_t)-1)
1523 iounits[i] = iommu_init(hwdef->iounit_bases[i],
1524 hwdef->iounit_version,
1525 sbi_irq[0]);
1526
1527 espdma = sparc32_dma_init(hwdef->espdma_base, sbi_irq[3],
1528 iounits[0], &espdma_irq, 0);
1529
1530 /* should be lebuffer instead */
1531 ledma = sparc32_dma_init(hwdef->ledma_base, sbi_irq[4],
1532 iounits[0], &ledma_irq, 0);
1533
1534 if (graphic_depth != 8 && graphic_depth != 24) {
1535 fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
1536 exit (1);
1537 }
1538 tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
1539 graphic_depth);
1540
1541 lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
1542
1543 nvram = m48t59_init(sbi_irq[0], hwdef->nvram_base, 0, 0x2000, 8);
1544
1545 slavio_timer_init_all(hwdef->counter_base, sbi_irq[10], sbi_cpu_irq, smp_cpus);
1546
1547 slavio_serial_ms_kbd_init(hwdef->ms_kb_base, sbi_irq[12],
1548 display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
1549 // Slavio TTYA (base+4, Linux ttyS0) is the first Qemu serial device
1550 // Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
1551 escc_init(hwdef->serial_base, sbi_irq[12], sbi_irq[12],
1552 serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
1553
1554 if (drive_get_max_bus(IF_SCSI) > 0) {
1555 fprintf(stderr, "qemu: too many SCSI bus\n");
1556 exit(1);
1557 }
1558
1559 esp_init(hwdef->esp_base, 2,
1560 espdma_memory_read, espdma_memory_write,
1561 espdma, espdma_irq, &esp_reset, &dma_enable);
1562
1563 qdev_connect_gpio_out(espdma, 0, esp_reset);
1564 qdev_connect_gpio_out(espdma, 1, dma_enable);
1565
1566 kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
1567 RAM_size);
1568
1569 nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
1570 boot_device, RAM_size, kernel_size, graphic_width,
1571 graphic_height, graphic_depth, hwdef->nvram_machine_id,
1572 "Sun4d");
1573
1574 fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
1575 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
1576 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1577 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1578 fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1579 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1580 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1581 if (kernel_cmdline) {
1582 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1583 pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
1584 fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
1585 (uint8_t*)strdup(kernel_cmdline),
1586 strlen(kernel_cmdline) + 1);
1587 } else {
1588 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1589 }
1590 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1591 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1592 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
1593 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1594 }
1595
1596 /* SPARCserver 1000 hardware initialisation */
1597 static void ss1000_init(ram_addr_t RAM_size,
1598 const char *boot_device,
1599 const char *kernel_filename, const char *kernel_cmdline,
1600 const char *initrd_filename, const char *cpu_model)
1601 {
1602 sun4d_hw_init(&sun4d_hwdefs[0], RAM_size, boot_device, kernel_filename,
1603 kernel_cmdline, initrd_filename, cpu_model);
1604 }
1605
1606 /* SPARCcenter 2000 hardware initialisation */
1607 static void ss2000_init(ram_addr_t RAM_size,
1608 const char *boot_device,
1609 const char *kernel_filename, const char *kernel_cmdline,
1610 const char *initrd_filename, const char *cpu_model)
1611 {
1612 sun4d_hw_init(&sun4d_hwdefs[1], RAM_size, boot_device, kernel_filename,
1613 kernel_cmdline, initrd_filename, cpu_model);
1614 }
1615
1616 static QEMUMachine ss1000_machine = {
1617 .name = "SS-1000",
1618 .desc = "Sun4d platform, SPARCserver 1000",
1619 .init = ss1000_init,
1620 .use_scsi = 1,
1621 .max_cpus = 8,
1622 };
1623
1624 static QEMUMachine ss2000_machine = {
1625 .name = "SS-2000",
1626 .desc = "Sun4d platform, SPARCcenter 2000",
1627 .init = ss2000_init,
1628 .use_scsi = 1,
1629 .max_cpus = 20,
1630 };
1631
1632 static const struct sun4c_hwdef sun4c_hwdefs[] = {
1633 /* SS-2 */
1634 {
1635 .iommu_base = 0xf8000000,
1636 .tcx_base = 0xfe000000,
1637 .slavio_base = 0xf6000000,
1638 .intctl_base = 0xf5000000,
1639 .counter_base = 0xf3000000,
1640 .ms_kb_base = 0xf0000000,
1641 .serial_base = 0xf1000000,
1642 .nvram_base = 0xf2000000,
1643 .fd_base = 0xf7200000,
1644 .dma_base = 0xf8400000,
1645 .esp_base = 0xf8800000,
1646 .le_base = 0xf8c00000,
1647 .aux1_base = 0xf7400003,
1648 .nvram_machine_id = 0x55,
1649 .machine_id = ss2_id,
1650 .max_mem = 0x10000000,
1651 .default_cpu_model = "Cypress CY7C601",
1652 },
1653 };
1654
1655 static DeviceState *sun4c_intctl_init(target_phys_addr_t addr,
1656 qemu_irq *parent_irq)
1657 {
1658 DeviceState *dev;
1659 SysBusDevice *s;
1660 unsigned int i;
1661
1662 dev = qdev_create(NULL, "sun4c_intctl");
1663 qdev_init_nofail(dev);
1664
1665 s = sysbus_from_qdev(dev);
1666
1667 for (i = 0; i < MAX_PILS; i++) {
1668 sysbus_connect_irq(s, i, parent_irq[i]);
1669 }
1670 sysbus_mmio_map(s, 0, addr);
1671
1672 return dev;
1673 }
1674
1675 static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
1676 const char *boot_device,
1677 const char *kernel_filename,
1678 const char *kernel_cmdline,
1679 const char *initrd_filename, const char *cpu_model)
1680 {
1681 void *iommu, *espdma, *ledma, *nvram;
1682 qemu_irq *cpu_irqs, slavio_irq[8], espdma_irq, ledma_irq;
1683 qemu_irq esp_reset, dma_enable;
1684 qemu_irq fdc_tc;
1685 unsigned long kernel_size;
1686 DriveInfo *fd[MAX_FD];
1687 void *fw_cfg;
1688 DeviceState *dev;
1689 unsigned int i;
1690
1691 /* init CPU */
1692 if (!cpu_model)
1693 cpu_model = hwdef->default_cpu_model;
1694
1695 cpu_devinit(cpu_model, 0, hwdef->slavio_base, &cpu_irqs);
1696
1697 /* set up devices */
1698 ram_init(0, RAM_size, hwdef->max_mem);
1699
1700 prom_init(hwdef->slavio_base, bios_name);
1701
1702 dev = sun4c_intctl_init(hwdef->intctl_base, cpu_irqs);
1703
1704 for (i = 0; i < 8; i++) {
1705 slavio_irq[i] = qdev_get_gpio_in(dev, i);
1706 }
1707
1708 iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
1709 slavio_irq[1]);
1710
1711 espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[2],
1712 iommu, &espdma_irq, 0);
1713
1714 ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
1715 slavio_irq[3], iommu, &ledma_irq, 1);
1716
1717 if (graphic_depth != 8 && graphic_depth != 24) {
1718 fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
1719 exit (1);
1720 }
1721 tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
1722 graphic_depth);
1723
1724 lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
1725
1726 nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x800, 2);
1727
1728 slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[1],
1729 display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
1730 // Slavio TTYA (base+4, Linux ttyS0) is the first Qemu serial device
1731 // Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
1732 escc_init(hwdef->serial_base, slavio_irq[1],
1733 slavio_irq[1], serial_hds[0], serial_hds[1],
1734 ESCC_CLOCK, 1);
1735
1736 slavio_misc_init(0, hwdef->aux1_base, 0, slavio_irq[1], fdc_tc);
1737
1738 if (hwdef->fd_base != (target_phys_addr_t)-1) {
1739 /* there is zero or one floppy drive */
1740 memset(fd, 0, sizeof(fd));
1741 fd[0] = drive_get(IF_FLOPPY, 0, 0);
1742 sun4m_fdctrl_init(slavio_irq[1], hwdef->fd_base, fd,
1743 &fdc_tc);
1744 }
1745
1746 if (drive_get_max_bus(IF_SCSI) > 0) {
1747 fprintf(stderr, "qemu: too many SCSI bus\n");
1748 exit(1);
1749 }
1750
1751 esp_init(hwdef->esp_base, 2,
1752 espdma_memory_read, espdma_memory_write,
1753 espdma, espdma_irq, &esp_reset, &dma_enable);
1754
1755 qdev_connect_gpio_out(espdma, 0, esp_reset);
1756 qdev_connect_gpio_out(espdma, 1, dma_enable);
1757
1758 kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
1759 RAM_size);
1760
1761 nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
1762 boot_device, RAM_size, kernel_size, graphic_width,
1763 graphic_height, graphic_depth, hwdef->nvram_machine_id,
1764 "Sun4c");
1765
1766 fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
1767 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
1768 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1769 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1770 fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1771 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1772 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1773 if (kernel_cmdline) {
1774 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1775 pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
1776 fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
1777 (uint8_t*)strdup(kernel_cmdline),
1778 strlen(kernel_cmdline) + 1);
1779 } else {
1780 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1781 }
1782 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1783 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1784 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_device[0]);
1785 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1786 }
1787
1788 /* SPARCstation 2 hardware initialisation */
1789 static void ss2_init(ram_addr_t RAM_size,
1790 const char *boot_device,
1791 const char *kernel_filename, const char *kernel_cmdline,
1792 const char *initrd_filename, const char *cpu_model)
1793 {
1794 sun4c_hw_init(&sun4c_hwdefs[0], RAM_size, boot_device, kernel_filename,
1795 kernel_cmdline, initrd_filename, cpu_model);
1796 }
1797
1798 static QEMUMachine ss2_machine = {
1799 .name = "SS-2",
1800 .desc = "Sun4c platform, SPARCstation 2",
1801 .init = ss2_init,
1802 .use_scsi = 1,
1803 };
1804
1805 static void ss2_machine_init(void)
1806 {
1807 qemu_register_machine(&ss5_machine);
1808 qemu_register_machine(&ss10_machine);
1809 qemu_register_machine(&ss600mp_machine);
1810 qemu_register_machine(&ss20_machine);
1811 qemu_register_machine(&voyager_machine);
1812 qemu_register_machine(&ss_lx_machine);
1813 qemu_register_machine(&ss4_machine);
1814 qemu_register_machine(&scls_machine);
1815 qemu_register_machine(&sbook_machine);
1816 qemu_register_machine(&ss1000_machine);
1817 qemu_register_machine(&ss2000_machine);
1818 qemu_register_machine(&ss2_machine);
1819 }
1820
1821 machine_init(ss2_machine_init);
Qemu with PowerPC KVM improvements