xref: /openbmc/qemu/hw/sparc/sun4m.c (revision bf957284)
1 /*
2  * QEMU Sun4m & Sun4d & Sun4c System Emulator
3  *
4  * Copyright (c) 2003-2005 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #include "hw/sysbus.h"
25 #include "qemu/error-report.h"
26 #include "qemu/timer.h"
27 #include "hw/sparc/sun4m.h"
28 #include "hw/timer/m48t59.h"
29 #include "hw/sparc/sparc32_dma.h"
30 #include "hw/block/fdc.h"
31 #include "sysemu/sysemu.h"
32 #include "net/net.h"
33 #include "hw/boards.h"
34 #include "hw/nvram/openbios_firmware_abi.h"
35 #include "hw/scsi/esp.h"
36 #include "hw/i386/pc.h"
37 #include "hw/isa/isa.h"
38 #include "hw/nvram/fw_cfg.h"
39 #include "hw/char/escc.h"
40 #include "hw/empty_slot.h"
41 #include "hw/loader.h"
42 #include "elf.h"
43 #include "sysemu/block-backend.h"
44 #include "trace.h"
45 
46 /*
47  * Sun4m architecture was used in the following machines:
48  *
49  * SPARCserver 6xxMP/xx
50  * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15),
51  * SPARCclassic X (4/10)
52  * SPARCstation LX/ZX (4/30)
53  * SPARCstation Voyager
54  * SPARCstation 10/xx, SPARCserver 10/xx
55  * SPARCstation 5, SPARCserver 5
56  * SPARCstation 20/xx, SPARCserver 20
57  * SPARCstation 4
58  *
59  * See for example: http://www.sunhelp.org/faq/sunref1.html
60  */
61 
62 #define KERNEL_LOAD_ADDR     0x00004000
63 #define CMDLINE_ADDR         0x007ff000
64 #define INITRD_LOAD_ADDR     0x00800000
65 #define PROM_SIZE_MAX        (1024 * 1024)
66 #define PROM_VADDR           0xffd00000
67 #define PROM_FILENAME        "openbios-sparc32"
68 #define CFG_ADDR             0xd00000510ULL
69 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
70 #define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
71 #define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
72 
73 #define MAX_CPUS 16
74 #define MAX_PILS 16
75 #define MAX_VSIMMS 4
76 
77 #define ESCC_CLOCK 4915200
78 
79 struct sun4m_hwdef {
80     hwaddr iommu_base, iommu_pad_base, iommu_pad_len, slavio_base;
81     hwaddr intctl_base, counter_base, nvram_base, ms_kb_base;
82     hwaddr serial_base, fd_base;
83     hwaddr afx_base, idreg_base, dma_base, esp_base, le_base;
84     hwaddr tcx_base, cs_base, apc_base, aux1_base, aux2_base;
85     hwaddr bpp_base, dbri_base, sx_base;
86     struct {
87         hwaddr reg_base, vram_base;
88     } vsimm[MAX_VSIMMS];
89     hwaddr ecc_base;
90     uint64_t max_mem;
91     const char * const default_cpu_model;
92     uint32_t ecc_version;
93     uint32_t iommu_version;
94     uint16_t machine_id;
95     uint8_t nvram_machine_id;
96 };
97 
98 int DMA_get_channel_mode (int nchan)
99 {
100     return 0;
101 }
102 int DMA_read_memory (int nchan, void *buf, int pos, int size)
103 {
104     return 0;
105 }
106 int DMA_write_memory (int nchan, void *buf, int pos, int size)
107 {
108     return 0;
109 }
110 void DMA_hold_DREQ (int nchan) {}
111 void DMA_release_DREQ (int nchan) {}
112 void DMA_schedule(void) {}
113 
114 void DMA_init(int high_page_enable)
115 {
116 }
117 
118 void DMA_register_channel (int nchan,
119                            DMA_transfer_handler transfer_handler,
120                            void *opaque)
121 {
122 }
123 
124 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
125                             Error **errp)
126 {
127     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
128 }
129 
130 static void nvram_init(Nvram *nvram, uint8_t *macaddr,
131                        const char *cmdline, const char *boot_devices,
132                        ram_addr_t RAM_size, uint32_t kernel_size,
133                        int width, int height, int depth,
134                        int nvram_machine_id, const char *arch)
135 {
136     unsigned int i;
137     uint32_t start, end;
138     uint8_t image[0x1ff0];
139     struct OpenBIOS_nvpart_v1 *part_header;
140     NvramClass *k = NVRAM_GET_CLASS(nvram);
141 
142     memset(image, '\0', sizeof(image));
143 
144     start = 0;
145 
146     // OpenBIOS nvram variables
147     // Variable partition
148     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
149     part_header->signature = OPENBIOS_PART_SYSTEM;
150     pstrcpy(part_header->name, sizeof(part_header->name), "system");
151 
152     end = start + sizeof(struct OpenBIOS_nvpart_v1);
153     for (i = 0; i < nb_prom_envs; i++)
154         end = OpenBIOS_set_var(image, end, prom_envs[i]);
155 
156     // End marker
157     image[end++] = '\0';
158 
159     end = start + ((end - start + 15) & ~15);
160     OpenBIOS_finish_partition(part_header, end - start);
161 
162     // free partition
163     start = end;
164     part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
165     part_header->signature = OPENBIOS_PART_FREE;
166     pstrcpy(part_header->name, sizeof(part_header->name), "free");
167 
168     end = 0x1fd0;
169     OpenBIOS_finish_partition(part_header, end - start);
170 
171     Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr,
172                     nvram_machine_id);
173 
174     for (i = 0; i < sizeof(image); i++) {
175         (k->write)(nvram, i, image[i]);
176     }
177 }
178 
179 static DeviceState *slavio_intctl;
180 
181 void sun4m_hmp_info_pic(Monitor *mon, const QDict *qdict)
182 {
183     if (slavio_intctl)
184         slavio_pic_info(mon, slavio_intctl);
185 }
186 
187 void sun4m_hmp_info_irq(Monitor *mon, const QDict *qdict)
188 {
189     if (slavio_intctl)
190         slavio_irq_info(mon, slavio_intctl);
191 }
192 
193 void cpu_check_irqs(CPUSPARCState *env)
194 {
195     CPUState *cs;
196 
197     if (env->pil_in && (env->interrupt_index == 0 ||
198                         (env->interrupt_index & ~15) == TT_EXTINT)) {
199         unsigned int i;
200 
201         for (i = 15; i > 0; i--) {
202             if (env->pil_in & (1 << i)) {
203                 int old_interrupt = env->interrupt_index;
204 
205                 env->interrupt_index = TT_EXTINT | i;
206                 if (old_interrupt != env->interrupt_index) {
207                     cs = CPU(sparc_env_get_cpu(env));
208                     trace_sun4m_cpu_interrupt(i);
209                     cpu_interrupt(cs, CPU_INTERRUPT_HARD);
210                 }
211                 break;
212             }
213         }
214     } else if (!env->pil_in && (env->interrupt_index & ~15) == TT_EXTINT) {
215         cs = CPU(sparc_env_get_cpu(env));
216         trace_sun4m_cpu_reset_interrupt(env->interrupt_index & 15);
217         env->interrupt_index = 0;
218         cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
219     }
220 }
221 
222 static void cpu_kick_irq(SPARCCPU *cpu)
223 {
224     CPUSPARCState *env = &cpu->env;
225     CPUState *cs = CPU(cpu);
226 
227     cs->halted = 0;
228     cpu_check_irqs(env);
229     qemu_cpu_kick(cs);
230 }
231 
232 static void cpu_set_irq(void *opaque, int irq, int level)
233 {
234     SPARCCPU *cpu = opaque;
235     CPUSPARCState *env = &cpu->env;
236 
237     if (level) {
238         trace_sun4m_cpu_set_irq_raise(irq);
239         env->pil_in |= 1 << irq;
240         cpu_kick_irq(cpu);
241     } else {
242         trace_sun4m_cpu_set_irq_lower(irq);
243         env->pil_in &= ~(1 << irq);
244         cpu_check_irqs(env);
245     }
246 }
247 
248 static void dummy_cpu_set_irq(void *opaque, int irq, int level)
249 {
250 }
251 
252 static void main_cpu_reset(void *opaque)
253 {
254     SPARCCPU *cpu = opaque;
255     CPUState *cs = CPU(cpu);
256 
257     cpu_reset(cs);
258     cs->halted = 0;
259 }
260 
261 static void secondary_cpu_reset(void *opaque)
262 {
263     SPARCCPU *cpu = opaque;
264     CPUState *cs = CPU(cpu);
265 
266     cpu_reset(cs);
267     cs->halted = 1;
268 }
269 
270 static void cpu_halt_signal(void *opaque, int irq, int level)
271 {
272     if (level && current_cpu) {
273         cpu_interrupt(current_cpu, CPU_INTERRUPT_HALT);
274     }
275 }
276 
277 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
278 {
279     return addr - 0xf0000000ULL;
280 }
281 
282 static unsigned long sun4m_load_kernel(const char *kernel_filename,
283                                        const char *initrd_filename,
284                                        ram_addr_t RAM_size)
285 {
286     int linux_boot;
287     unsigned int i;
288     long initrd_size, kernel_size;
289     uint8_t *ptr;
290 
291     linux_boot = (kernel_filename != NULL);
292 
293     kernel_size = 0;
294     if (linux_boot) {
295         int bswap_needed;
296 
297 #ifdef BSWAP_NEEDED
298         bswap_needed = 1;
299 #else
300         bswap_needed = 0;
301 #endif
302         kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
303                                NULL, NULL, NULL, 1, ELF_MACHINE, 0);
304         if (kernel_size < 0)
305             kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
306                                     RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
307                                     TARGET_PAGE_SIZE);
308         if (kernel_size < 0)
309             kernel_size = load_image_targphys(kernel_filename,
310                                               KERNEL_LOAD_ADDR,
311                                               RAM_size - KERNEL_LOAD_ADDR);
312         if (kernel_size < 0) {
313             fprintf(stderr, "qemu: could not load kernel '%s'\n",
314                     kernel_filename);
315             exit(1);
316         }
317 
318         /* load initrd */
319         initrd_size = 0;
320         if (initrd_filename) {
321             initrd_size = load_image_targphys(initrd_filename,
322                                               INITRD_LOAD_ADDR,
323                                               RAM_size - INITRD_LOAD_ADDR);
324             if (initrd_size < 0) {
325                 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
326                         initrd_filename);
327                 exit(1);
328             }
329         }
330         if (initrd_size > 0) {
331             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
332                 ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
333                 if (ldl_p(ptr) == 0x48647253) { // HdrS
334                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
335                     stl_p(ptr + 20, initrd_size);
336                     break;
337                 }
338             }
339         }
340     }
341     return kernel_size;
342 }
343 
344 static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
345 {
346     DeviceState *dev;
347     SysBusDevice *s;
348 
349     dev = qdev_create(NULL, "iommu");
350     qdev_prop_set_uint32(dev, "version", version);
351     qdev_init_nofail(dev);
352     s = SYS_BUS_DEVICE(dev);
353     sysbus_connect_irq(s, 0, irq);
354     sysbus_mmio_map(s, 0, addr);
355 
356     return s;
357 }
358 
359 static void *sparc32_dma_init(hwaddr daddr, qemu_irq parent_irq,
360                               void *iommu, qemu_irq *dev_irq, int is_ledma)
361 {
362     DeviceState *dev;
363     SysBusDevice *s;
364 
365     dev = qdev_create(NULL, "sparc32_dma");
366     qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
367     qdev_prop_set_uint32(dev, "is_ledma", is_ledma);
368     qdev_init_nofail(dev);
369     s = SYS_BUS_DEVICE(dev);
370     sysbus_connect_irq(s, 0, parent_irq);
371     *dev_irq = qdev_get_gpio_in(dev, 0);
372     sysbus_mmio_map(s, 0, daddr);
373 
374     return s;
375 }
376 
377 static void lance_init(NICInfo *nd, hwaddr leaddr,
378                        void *dma_opaque, qemu_irq irq)
379 {
380     DeviceState *dev;
381     SysBusDevice *s;
382     qemu_irq reset;
383 
384     qemu_check_nic_model(&nd_table[0], "lance");
385 
386     dev = qdev_create(NULL, "lance");
387     qdev_set_nic_properties(dev, nd);
388     qdev_prop_set_ptr(dev, "dma", dma_opaque);
389     qdev_init_nofail(dev);
390     s = SYS_BUS_DEVICE(dev);
391     sysbus_mmio_map(s, 0, leaddr);
392     sysbus_connect_irq(s, 0, irq);
393     reset = qdev_get_gpio_in(dev, 0);
394     qdev_connect_gpio_out(dma_opaque, 0, reset);
395 }
396 
397 static DeviceState *slavio_intctl_init(hwaddr addr,
398                                        hwaddr addrg,
399                                        qemu_irq **parent_irq)
400 {
401     DeviceState *dev;
402     SysBusDevice *s;
403     unsigned int i, j;
404 
405     dev = qdev_create(NULL, "slavio_intctl");
406     qdev_init_nofail(dev);
407 
408     s = SYS_BUS_DEVICE(dev);
409 
410     for (i = 0; i < MAX_CPUS; i++) {
411         for (j = 0; j < MAX_PILS; j++) {
412             sysbus_connect_irq(s, i * MAX_PILS + j, parent_irq[i][j]);
413         }
414     }
415     sysbus_mmio_map(s, 0, addrg);
416     for (i = 0; i < MAX_CPUS; i++) {
417         sysbus_mmio_map(s, i + 1, addr + i * TARGET_PAGE_SIZE);
418     }
419 
420     return dev;
421 }
422 
423 #define SYS_TIMER_OFFSET      0x10000ULL
424 #define CPU_TIMER_OFFSET(cpu) (0x1000ULL * cpu)
425 
426 static void slavio_timer_init_all(hwaddr addr, qemu_irq master_irq,
427                                   qemu_irq *cpu_irqs, unsigned int num_cpus)
428 {
429     DeviceState *dev;
430     SysBusDevice *s;
431     unsigned int i;
432 
433     dev = qdev_create(NULL, "slavio_timer");
434     qdev_prop_set_uint32(dev, "num_cpus", num_cpus);
435     qdev_init_nofail(dev);
436     s = SYS_BUS_DEVICE(dev);
437     sysbus_connect_irq(s, 0, master_irq);
438     sysbus_mmio_map(s, 0, addr + SYS_TIMER_OFFSET);
439 
440     for (i = 0; i < MAX_CPUS; i++) {
441         sysbus_mmio_map(s, i + 1, addr + (hwaddr)CPU_TIMER_OFFSET(i));
442         sysbus_connect_irq(s, i + 1, cpu_irqs[i]);
443     }
444 }
445 
446 static qemu_irq  slavio_system_powerdown;
447 
448 static void slavio_powerdown_req(Notifier *n, void *opaque)
449 {
450     qemu_irq_raise(slavio_system_powerdown);
451 }
452 
453 static Notifier slavio_system_powerdown_notifier = {
454     .notify = slavio_powerdown_req
455 };
456 
457 #define MISC_LEDS 0x01600000
458 #define MISC_CFG  0x01800000
459 #define MISC_DIAG 0x01a00000
460 #define MISC_MDM  0x01b00000
461 #define MISC_SYS  0x01f00000
462 
463 static void slavio_misc_init(hwaddr base,
464                              hwaddr aux1_base,
465                              hwaddr aux2_base, qemu_irq irq,
466                              qemu_irq fdc_tc)
467 {
468     DeviceState *dev;
469     SysBusDevice *s;
470 
471     dev = qdev_create(NULL, "slavio_misc");
472     qdev_init_nofail(dev);
473     s = SYS_BUS_DEVICE(dev);
474     if (base) {
475         /* 8 bit registers */
476         /* Slavio control */
477         sysbus_mmio_map(s, 0, base + MISC_CFG);
478         /* Diagnostics */
479         sysbus_mmio_map(s, 1, base + MISC_DIAG);
480         /* Modem control */
481         sysbus_mmio_map(s, 2, base + MISC_MDM);
482         /* 16 bit registers */
483         /* ss600mp diag LEDs */
484         sysbus_mmio_map(s, 3, base + MISC_LEDS);
485         /* 32 bit registers */
486         /* System control */
487         sysbus_mmio_map(s, 4, base + MISC_SYS);
488     }
489     if (aux1_base) {
490         /* AUX 1 (Misc System Functions) */
491         sysbus_mmio_map(s, 5, aux1_base);
492     }
493     if (aux2_base) {
494         /* AUX 2 (Software Powerdown Control) */
495         sysbus_mmio_map(s, 6, aux2_base);
496     }
497     sysbus_connect_irq(s, 0, irq);
498     sysbus_connect_irq(s, 1, fdc_tc);
499     slavio_system_powerdown = qdev_get_gpio_in(dev, 0);
500     qemu_register_powerdown_notifier(&slavio_system_powerdown_notifier);
501 }
502 
503 static void ecc_init(hwaddr base, qemu_irq irq, uint32_t version)
504 {
505     DeviceState *dev;
506     SysBusDevice *s;
507 
508     dev = qdev_create(NULL, "eccmemctl");
509     qdev_prop_set_uint32(dev, "version", version);
510     qdev_init_nofail(dev);
511     s = SYS_BUS_DEVICE(dev);
512     sysbus_connect_irq(s, 0, irq);
513     sysbus_mmio_map(s, 0, base);
514     if (version == 0) { // SS-600MP only
515         sysbus_mmio_map(s, 1, base + 0x1000);
516     }
517 }
518 
519 static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
520 {
521     DeviceState *dev;
522     SysBusDevice *s;
523 
524     dev = qdev_create(NULL, "apc");
525     qdev_init_nofail(dev);
526     s = SYS_BUS_DEVICE(dev);
527     /* Power management (APC) XXX: not a Slavio device */
528     sysbus_mmio_map(s, 0, power_base);
529     sysbus_connect_irq(s, 0, cpu_halt);
530 }
531 
532 static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
533                      int height, int depth)
534 {
535     DeviceState *dev;
536     SysBusDevice *s;
537 
538     dev = qdev_create(NULL, "SUNW,tcx");
539     qdev_prop_set_uint32(dev, "vram_size", vram_size);
540     qdev_prop_set_uint16(dev, "width", width);
541     qdev_prop_set_uint16(dev, "height", height);
542     qdev_prop_set_uint16(dev, "depth", depth);
543     qdev_prop_set_uint64(dev, "prom_addr", addr);
544     qdev_init_nofail(dev);
545     s = SYS_BUS_DEVICE(dev);
546 
547     /* 10/ROM : FCode ROM */
548     sysbus_mmio_map(s, 0, addr);
549     /* 2/STIP : Stipple */
550     sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
551     /* 3/BLIT : Blitter */
552     sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
553     /* 5/RSTIP : Raw Stipple */
554     sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
555     /* 6/RBLIT : Raw Blitter */
556     sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
557     /* 7/TEC : Transform Engine */
558     sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
559     /* 8/CMAP  : DAC */
560     sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
561     /* 9/THC : */
562     if (depth == 8) {
563         sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
564     } else {
565         sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
566     }
567     /* 11/DHC : */
568     sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
569     /* 12/ALT : */
570     sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
571     /* 0/DFB8 : 8-bit plane */
572     sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
573     /* 1/DFB24 : 24bit plane */
574     sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
575     /* 4/RDFB32: Raw framebuffer. Control plane */
576     sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
577     /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
578     if (depth == 8) {
579         sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
580     }
581 
582     sysbus_connect_irq(s, 0, irq);
583 }
584 
585 static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
586                      int height, int depth)
587 {
588     DeviceState *dev;
589     SysBusDevice *s;
590 
591     dev = qdev_create(NULL, "cgthree");
592     qdev_prop_set_uint32(dev, "vram-size", vram_size);
593     qdev_prop_set_uint16(dev, "width", width);
594     qdev_prop_set_uint16(dev, "height", height);
595     qdev_prop_set_uint16(dev, "depth", depth);
596     qdev_prop_set_uint64(dev, "prom-addr", addr);
597     qdev_init_nofail(dev);
598     s = SYS_BUS_DEVICE(dev);
599 
600     /* FCode ROM */
601     sysbus_mmio_map(s, 0, addr);
602     /* DAC */
603     sysbus_mmio_map(s, 1, addr + 0x400000ULL);
604     /* 8-bit plane */
605     sysbus_mmio_map(s, 2, addr + 0x800000ULL);
606 
607     sysbus_connect_irq(s, 0, irq);
608 }
609 
610 /* NCR89C100/MACIO Internal ID register */
611 
612 #define TYPE_MACIO_ID_REGISTER "macio_idreg"
613 
614 static const uint8_t idreg_data[] = { 0xfe, 0x81, 0x01, 0x03 };
615 
616 static void idreg_init(hwaddr addr)
617 {
618     DeviceState *dev;
619     SysBusDevice *s;
620 
621     dev = qdev_create(NULL, TYPE_MACIO_ID_REGISTER);
622     qdev_init_nofail(dev);
623     s = SYS_BUS_DEVICE(dev);
624 
625     sysbus_mmio_map(s, 0, addr);
626     cpu_physical_memory_write_rom(&address_space_memory,
627                                   addr, idreg_data, sizeof(idreg_data));
628 }
629 
630 #define MACIO_ID_REGISTER(obj) \
631     OBJECT_CHECK(IDRegState, (obj), TYPE_MACIO_ID_REGISTER)
632 
633 typedef struct IDRegState {
634     SysBusDevice parent_obj;
635 
636     MemoryRegion mem;
637 } IDRegState;
638 
639 static int idreg_init1(SysBusDevice *dev)
640 {
641     IDRegState *s = MACIO_ID_REGISTER(dev);
642 
643     memory_region_init_ram(&s->mem, OBJECT(s),
644                            "sun4m.idreg", sizeof(idreg_data), &error_abort);
645     vmstate_register_ram_global(&s->mem);
646     memory_region_set_readonly(&s->mem, true);
647     sysbus_init_mmio(dev, &s->mem);
648     return 0;
649 }
650 
651 static void idreg_class_init(ObjectClass *klass, void *data)
652 {
653     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
654 
655     k->init = idreg_init1;
656 }
657 
658 static const TypeInfo idreg_info = {
659     .name          = TYPE_MACIO_ID_REGISTER,
660     .parent        = TYPE_SYS_BUS_DEVICE,
661     .instance_size = sizeof(IDRegState),
662     .class_init    = idreg_class_init,
663 };
664 
665 #define TYPE_TCX_AFX "tcx_afx"
666 #define TCX_AFX(obj) OBJECT_CHECK(AFXState, (obj), TYPE_TCX_AFX)
667 
668 typedef struct AFXState {
669     SysBusDevice parent_obj;
670 
671     MemoryRegion mem;
672 } AFXState;
673 
674 /* SS-5 TCX AFX register */
675 static void afx_init(hwaddr addr)
676 {
677     DeviceState *dev;
678     SysBusDevice *s;
679 
680     dev = qdev_create(NULL, TYPE_TCX_AFX);
681     qdev_init_nofail(dev);
682     s = SYS_BUS_DEVICE(dev);
683 
684     sysbus_mmio_map(s, 0, addr);
685 }
686 
687 static int afx_init1(SysBusDevice *dev)
688 {
689     AFXState *s = TCX_AFX(dev);
690 
691     memory_region_init_ram(&s->mem, OBJECT(s), "sun4m.afx", 4, &error_abort);
692     vmstate_register_ram_global(&s->mem);
693     sysbus_init_mmio(dev, &s->mem);
694     return 0;
695 }
696 
697 static void afx_class_init(ObjectClass *klass, void *data)
698 {
699     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
700 
701     k->init = afx_init1;
702 }
703 
704 static const TypeInfo afx_info = {
705     .name          = TYPE_TCX_AFX,
706     .parent        = TYPE_SYS_BUS_DEVICE,
707     .instance_size = sizeof(AFXState),
708     .class_init    = afx_class_init,
709 };
710 
711 #define TYPE_OPENPROM "openprom"
712 #define OPENPROM(obj) OBJECT_CHECK(PROMState, (obj), TYPE_OPENPROM)
713 
714 typedef struct PROMState {
715     SysBusDevice parent_obj;
716 
717     MemoryRegion prom;
718 } PROMState;
719 
720 /* Boot PROM (OpenBIOS) */
721 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
722 {
723     hwaddr *base_addr = (hwaddr *)opaque;
724     return addr + *base_addr - PROM_VADDR;
725 }
726 
727 static void prom_init(hwaddr addr, const char *bios_name)
728 {
729     DeviceState *dev;
730     SysBusDevice *s;
731     char *filename;
732     int ret;
733 
734     dev = qdev_create(NULL, TYPE_OPENPROM);
735     qdev_init_nofail(dev);
736     s = SYS_BUS_DEVICE(dev);
737 
738     sysbus_mmio_map(s, 0, addr);
739 
740     /* load boot prom */
741     if (bios_name == NULL) {
742         bios_name = PROM_FILENAME;
743     }
744     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
745     if (filename) {
746         ret = load_elf(filename, translate_prom_address, &addr, NULL,
747                        NULL, NULL, 1, ELF_MACHINE, 0);
748         if (ret < 0 || ret > PROM_SIZE_MAX) {
749             ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
750         }
751         g_free(filename);
752     } else {
753         ret = -1;
754     }
755     if (ret < 0 || ret > PROM_SIZE_MAX) {
756         fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
757         exit(1);
758     }
759 }
760 
761 static int prom_init1(SysBusDevice *dev)
762 {
763     PROMState *s = OPENPROM(dev);
764 
765     memory_region_init_ram(&s->prom, OBJECT(s), "sun4m.prom", PROM_SIZE_MAX,
766                            &error_abort);
767     vmstate_register_ram_global(&s->prom);
768     memory_region_set_readonly(&s->prom, true);
769     sysbus_init_mmio(dev, &s->prom);
770     return 0;
771 }
772 
773 static Property prom_properties[] = {
774     {/* end of property list */},
775 };
776 
777 static void prom_class_init(ObjectClass *klass, void *data)
778 {
779     DeviceClass *dc = DEVICE_CLASS(klass);
780     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
781 
782     k->init = prom_init1;
783     dc->props = prom_properties;
784 }
785 
786 static const TypeInfo prom_info = {
787     .name          = TYPE_OPENPROM,
788     .parent        = TYPE_SYS_BUS_DEVICE,
789     .instance_size = sizeof(PROMState),
790     .class_init    = prom_class_init,
791 };
792 
793 #define TYPE_SUN4M_MEMORY "memory"
794 #define SUN4M_RAM(obj) OBJECT_CHECK(RamDevice, (obj), TYPE_SUN4M_MEMORY)
795 
796 typedef struct RamDevice {
797     SysBusDevice parent_obj;
798 
799     MemoryRegion ram;
800     uint64_t size;
801 } RamDevice;
802 
803 /* System RAM */
804 static int ram_init1(SysBusDevice *dev)
805 {
806     RamDevice *d = SUN4M_RAM(dev);
807 
808     memory_region_allocate_system_memory(&d->ram, OBJECT(d), "sun4m.ram",
809                                          d->size);
810     sysbus_init_mmio(dev, &d->ram);
811     return 0;
812 }
813 
814 static void ram_init(hwaddr addr, ram_addr_t RAM_size,
815                      uint64_t max_mem)
816 {
817     DeviceState *dev;
818     SysBusDevice *s;
819     RamDevice *d;
820 
821     /* allocate RAM */
822     if ((uint64_t)RAM_size > max_mem) {
823         fprintf(stderr,
824                 "qemu: Too much memory for this machine: %d, maximum %d\n",
825                 (unsigned int)(RAM_size / (1024 * 1024)),
826                 (unsigned int)(max_mem / (1024 * 1024)));
827         exit(1);
828     }
829     dev = qdev_create(NULL, "memory");
830     s = SYS_BUS_DEVICE(dev);
831 
832     d = SUN4M_RAM(dev);
833     d->size = RAM_size;
834     qdev_init_nofail(dev);
835 
836     sysbus_mmio_map(s, 0, addr);
837 }
838 
839 static Property ram_properties[] = {
840     DEFINE_PROP_UINT64("size", RamDevice, size, 0),
841     DEFINE_PROP_END_OF_LIST(),
842 };
843 
844 static void ram_class_init(ObjectClass *klass, void *data)
845 {
846     DeviceClass *dc = DEVICE_CLASS(klass);
847     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
848 
849     k->init = ram_init1;
850     dc->props = ram_properties;
851 }
852 
853 static const TypeInfo ram_info = {
854     .name          = TYPE_SUN4M_MEMORY,
855     .parent        = TYPE_SYS_BUS_DEVICE,
856     .instance_size = sizeof(RamDevice),
857     .class_init    = ram_class_init,
858 };
859 
860 static void cpu_devinit(const char *cpu_model, unsigned int id,
861                         uint64_t prom_addr, qemu_irq **cpu_irqs)
862 {
863     CPUState *cs;
864     SPARCCPU *cpu;
865     CPUSPARCState *env;
866 
867     cpu = cpu_sparc_init(cpu_model);
868     if (cpu == NULL) {
869         fprintf(stderr, "qemu: Unable to find Sparc CPU definition\n");
870         exit(1);
871     }
872     env = &cpu->env;
873 
874     cpu_sparc_set_id(env, id);
875     if (id == 0) {
876         qemu_register_reset(main_cpu_reset, cpu);
877     } else {
878         qemu_register_reset(secondary_cpu_reset, cpu);
879         cs = CPU(cpu);
880         cs->halted = 1;
881     }
882     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);
883     env->prom_addr = prom_addr;
884 }
885 
886 static void dummy_fdc_tc(void *opaque, int irq, int level)
887 {
888 }
889 
890 static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
891                           MachineState *machine)
892 {
893     const char *cpu_model = machine->cpu_model;
894     unsigned int i;
895     void *iommu, *espdma, *ledma, *nvram;
896     qemu_irq *cpu_irqs[MAX_CPUS], slavio_irq[32], slavio_cpu_irq[MAX_CPUS],
897         espdma_irq, ledma_irq;
898     qemu_irq esp_reset, dma_enable;
899     qemu_irq fdc_tc;
900     unsigned long kernel_size;
901     DriveInfo *fd[MAX_FD];
902     FWCfgState *fw_cfg;
903     unsigned int num_vsimms;
904 
905     /* init CPUs */
906     if (!cpu_model)
907         cpu_model = hwdef->default_cpu_model;
908 
909     for(i = 0; i < smp_cpus; i++) {
910         cpu_devinit(cpu_model, i, hwdef->slavio_base, &cpu_irqs[i]);
911     }
912 
913     for (i = smp_cpus; i < MAX_CPUS; i++)
914         cpu_irqs[i] = qemu_allocate_irqs(dummy_cpu_set_irq, NULL, MAX_PILS);
915 
916 
917     /* set up devices */
918     ram_init(0, machine->ram_size, hwdef->max_mem);
919     /* models without ECC don't trap when missing ram is accessed */
920     if (!hwdef->ecc_base) {
921         empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size);
922     }
923 
924     prom_init(hwdef->slavio_base, bios_name);
925 
926     slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
927                                        hwdef->intctl_base + 0x10000ULL,
928                                        cpu_irqs);
929 
930     for (i = 0; i < 32; i++) {
931         slavio_irq[i] = qdev_get_gpio_in(slavio_intctl, i);
932     }
933     for (i = 0; i < MAX_CPUS; i++) {
934         slavio_cpu_irq[i] = qdev_get_gpio_in(slavio_intctl, 32 + i);
935     }
936 
937     if (hwdef->idreg_base) {
938         idreg_init(hwdef->idreg_base);
939     }
940 
941     if (hwdef->afx_base) {
942         afx_init(hwdef->afx_base);
943     }
944 
945     iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version,
946                        slavio_irq[30]);
947 
948     if (hwdef->iommu_pad_base) {
949         /* On the real hardware (SS-5, LX) the MMU is not padded, but aliased.
950            Software shouldn't use aliased addresses, neither should it crash
951            when does. Using empty_slot instead of aliasing can help with
952            debugging such accesses */
953         empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len);
954     }
955 
956     espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[18],
957                               iommu, &espdma_irq, 0);
958 
959     ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
960                              slavio_irq[16], iommu, &ledma_irq, 1);
961 
962     if (graphic_depth != 8 && graphic_depth != 24) {
963         error_report("Unsupported depth: %d", graphic_depth);
964         exit (1);
965     }
966     num_vsimms = 0;
967     if (num_vsimms == 0) {
968         if (vga_interface_type == VGA_CG3) {
969             if (graphic_depth != 8) {
970                 error_report("Unsupported depth: %d", graphic_depth);
971                 exit(1);
972             }
973 
974             if (!(graphic_width == 1024 && graphic_height == 768) &&
975                 !(graphic_width == 1152 && graphic_height == 900)) {
976                 error_report("Unsupported resolution: %d x %d", graphic_width,
977                              graphic_height);
978                 exit(1);
979             }
980 
981             /* sbus irq 5 */
982             cg3_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
983                      graphic_width, graphic_height, graphic_depth);
984         } else {
985             /* If no display specified, default to TCX */
986             if (graphic_depth != 8 && graphic_depth != 24) {
987                 error_report("Unsupported depth: %d", graphic_depth);
988                 exit(1);
989             }
990 
991             if (!(graphic_width == 1024 && graphic_height == 768)) {
992                 error_report("Unsupported resolution: %d x %d",
993                              graphic_width, graphic_height);
994                 exit(1);
995             }
996 
997             tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
998                      graphic_width, graphic_height, graphic_depth);
999         }
1000     }
1001 
1002     for (i = num_vsimms; i < MAX_VSIMMS; i++) {
1003         /* vsimm registers probed by OBP */
1004         if (hwdef->vsimm[i].reg_base) {
1005             empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000);
1006         }
1007     }
1008 
1009     if (hwdef->sx_base) {
1010         empty_slot_init(hwdef->sx_base, 0x2000);
1011     }
1012 
1013     lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq);
1014 
1015     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0, 0x2000, 1968, 8);
1016 
1017     slavio_timer_init_all(hwdef->counter_base, slavio_irq[19], slavio_cpu_irq, smp_cpus);
1018 
1019     slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[14],
1020                               display_type == DT_NOGRAPHIC, ESCC_CLOCK, 1);
1021     /* Slavio TTYA (base+4, Linux ttyS0) is the first QEMU serial device
1022        Slavio TTYB (base+0, Linux ttyS1) is the second QEMU serial device */
1023     escc_init(hwdef->serial_base, slavio_irq[15], slavio_irq[15],
1024               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
1025 
1026     if (hwdef->apc_base) {
1027         apc_init(hwdef->apc_base, qemu_allocate_irq(cpu_halt_signal, NULL, 0));
1028     }
1029 
1030     if (hwdef->fd_base) {
1031         /* there is zero or one floppy drive */
1032         memset(fd, 0, sizeof(fd));
1033         fd[0] = drive_get(IF_FLOPPY, 0, 0);
1034         sun4m_fdctrl_init(slavio_irq[22], hwdef->fd_base, fd,
1035                           &fdc_tc);
1036     } else {
1037         fdc_tc = qemu_allocate_irq(dummy_fdc_tc, NULL, 0);
1038     }
1039 
1040     slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
1041                      slavio_irq[30], fdc_tc);
1042 
1043     if (drive_get_max_bus(IF_SCSI) > 0) {
1044         fprintf(stderr, "qemu: too many SCSI bus\n");
1045         exit(1);
1046     }
1047 
1048     esp_init(hwdef->esp_base, 2,
1049              espdma_memory_read, espdma_memory_write,
1050              espdma, espdma_irq, &esp_reset, &dma_enable);
1051 
1052     qdev_connect_gpio_out(espdma, 0, esp_reset);
1053     qdev_connect_gpio_out(espdma, 1, dma_enable);
1054 
1055     if (hwdef->cs_base) {
1056         sysbus_create_simple("SUNW,CS4231", hwdef->cs_base,
1057                              slavio_irq[5]);
1058     }
1059 
1060     if (hwdef->dbri_base) {
1061         /* ISDN chip with attached CS4215 audio codec */
1062         /* prom space */
1063         empty_slot_init(hwdef->dbri_base+0x1000, 0x30);
1064         /* reg space */
1065         empty_slot_init(hwdef->dbri_base+0x10000, 0x100);
1066     }
1067 
1068     if (hwdef->bpp_base) {
1069         /* parallel port */
1070         empty_slot_init(hwdef->bpp_base, 0x20);
1071     }
1072 
1073     kernel_size = sun4m_load_kernel(machine->kernel_filename,
1074                                     machine->initrd_filename,
1075                                     machine->ram_size);
1076 
1077     nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, machine->kernel_cmdline,
1078                machine->boot_order, machine->ram_size, kernel_size,
1079                graphic_width, graphic_height, graphic_depth,
1080                hwdef->nvram_machine_id, "Sun4m");
1081 
1082     if (hwdef->ecc_base)
1083         ecc_init(hwdef->ecc_base, slavio_irq[28],
1084                  hwdef->ecc_version);
1085 
1086     fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
1087     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
1088     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
1089     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
1090     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
1091     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
1092     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
1093     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
1094     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
1095     if (machine->kernel_cmdline) {
1096         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
1097         pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE,
1098                          machine->kernel_cmdline);
1099         fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, machine->kernel_cmdline);
1100         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
1101                        strlen(machine->kernel_cmdline) + 1);
1102     } else {
1103         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
1104         fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
1105     }
1106     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
1107     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, 0); // not used
1108     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, machine->boot_order[0]);
1109     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
1110 }
1111 
1112 enum {
1113     ss5_id = 32,
1114     vger_id,
1115     lx_id,
1116     ss4_id,
1117     scls_id,
1118     sbook_id,
1119     ss10_id = 64,
1120     ss20_id,
1121     ss600mp_id,
1122 };
1123 
1124 static const struct sun4m_hwdef sun4m_hwdefs[] = {
1125     /* SS-5 */
1126     {
1127         .iommu_base   = 0x10000000,
1128         .iommu_pad_base = 0x10004000,
1129         .iommu_pad_len  = 0x0fffb000,
1130         .tcx_base     = 0x50000000,
1131         .cs_base      = 0x6c000000,
1132         .slavio_base  = 0x70000000,
1133         .ms_kb_base   = 0x71000000,
1134         .serial_base  = 0x71100000,
1135         .nvram_base   = 0x71200000,
1136         .fd_base      = 0x71400000,
1137         .counter_base = 0x71d00000,
1138         .intctl_base  = 0x71e00000,
1139         .idreg_base   = 0x78000000,
1140         .dma_base     = 0x78400000,
1141         .esp_base     = 0x78800000,
1142         .le_base      = 0x78c00000,
1143         .apc_base     = 0x6a000000,
1144         .afx_base     = 0x6e000000,
1145         .aux1_base    = 0x71900000,
1146         .aux2_base    = 0x71910000,
1147         .nvram_machine_id = 0x80,
1148         .machine_id = ss5_id,
1149         .iommu_version = 0x05000000,
1150         .max_mem = 0x10000000,
1151         .default_cpu_model = "Fujitsu MB86904",
1152     },
1153     /* SS-10 */
1154     {
1155         .iommu_base   = 0xfe0000000ULL,
1156         .tcx_base     = 0xe20000000ULL,
1157         .slavio_base  = 0xff0000000ULL,
1158         .ms_kb_base   = 0xff1000000ULL,
1159         .serial_base  = 0xff1100000ULL,
1160         .nvram_base   = 0xff1200000ULL,
1161         .fd_base      = 0xff1700000ULL,
1162         .counter_base = 0xff1300000ULL,
1163         .intctl_base  = 0xff1400000ULL,
1164         .idreg_base   = 0xef0000000ULL,
1165         .dma_base     = 0xef0400000ULL,
1166         .esp_base     = 0xef0800000ULL,
1167         .le_base      = 0xef0c00000ULL,
1168         .apc_base     = 0xefa000000ULL, // XXX should not exist
1169         .aux1_base    = 0xff1800000ULL,
1170         .aux2_base    = 0xff1a01000ULL,
1171         .ecc_base     = 0xf00000000ULL,
1172         .ecc_version  = 0x10000000, // version 0, implementation 1
1173         .nvram_machine_id = 0x72,
1174         .machine_id = ss10_id,
1175         .iommu_version = 0x03000000,
1176         .max_mem = 0xf00000000ULL,
1177         .default_cpu_model = "TI SuperSparc II",
1178     },
1179     /* SS-600MP */
1180     {
1181         .iommu_base   = 0xfe0000000ULL,
1182         .tcx_base     = 0xe20000000ULL,
1183         .slavio_base  = 0xff0000000ULL,
1184         .ms_kb_base   = 0xff1000000ULL,
1185         .serial_base  = 0xff1100000ULL,
1186         .nvram_base   = 0xff1200000ULL,
1187         .counter_base = 0xff1300000ULL,
1188         .intctl_base  = 0xff1400000ULL,
1189         .dma_base     = 0xef0081000ULL,
1190         .esp_base     = 0xef0080000ULL,
1191         .le_base      = 0xef0060000ULL,
1192         .apc_base     = 0xefa000000ULL, // XXX should not exist
1193         .aux1_base    = 0xff1800000ULL,
1194         .aux2_base    = 0xff1a01000ULL, // XXX should not exist
1195         .ecc_base     = 0xf00000000ULL,
1196         .ecc_version  = 0x00000000, // version 0, implementation 0
1197         .nvram_machine_id = 0x71,
1198         .machine_id = ss600mp_id,
1199         .iommu_version = 0x01000000,
1200         .max_mem = 0xf00000000ULL,
1201         .default_cpu_model = "TI SuperSparc II",
1202     },
1203     /* SS-20 */
1204     {
1205         .iommu_base   = 0xfe0000000ULL,
1206         .tcx_base     = 0xe20000000ULL,
1207         .slavio_base  = 0xff0000000ULL,
1208         .ms_kb_base   = 0xff1000000ULL,
1209         .serial_base  = 0xff1100000ULL,
1210         .nvram_base   = 0xff1200000ULL,
1211         .fd_base      = 0xff1700000ULL,
1212         .counter_base = 0xff1300000ULL,
1213         .intctl_base  = 0xff1400000ULL,
1214         .idreg_base   = 0xef0000000ULL,
1215         .dma_base     = 0xef0400000ULL,
1216         .esp_base     = 0xef0800000ULL,
1217         .le_base      = 0xef0c00000ULL,
1218         .bpp_base     = 0xef4800000ULL,
1219         .apc_base     = 0xefa000000ULL, // XXX should not exist
1220         .aux1_base    = 0xff1800000ULL,
1221         .aux2_base    = 0xff1a01000ULL,
1222         .dbri_base    = 0xee0000000ULL,
1223         .sx_base      = 0xf80000000ULL,
1224         .vsimm        = {
1225             {
1226                 .reg_base  = 0x9c000000ULL,
1227                 .vram_base = 0xfc000000ULL
1228             }, {
1229                 .reg_base  = 0x90000000ULL,
1230                 .vram_base = 0xf0000000ULL
1231             }, {
1232                 .reg_base  = 0x94000000ULL
1233             }, {
1234                 .reg_base  = 0x98000000ULL
1235             }
1236         },
1237         .ecc_base     = 0xf00000000ULL,
1238         .ecc_version  = 0x20000000, // version 0, implementation 2
1239         .nvram_machine_id = 0x72,
1240         .machine_id = ss20_id,
1241         .iommu_version = 0x13000000,
1242         .max_mem = 0xf00000000ULL,
1243         .default_cpu_model = "TI SuperSparc II",
1244     },
1245     /* Voyager */
1246     {
1247         .iommu_base   = 0x10000000,
1248         .tcx_base     = 0x50000000,
1249         .slavio_base  = 0x70000000,
1250         .ms_kb_base   = 0x71000000,
1251         .serial_base  = 0x71100000,
1252         .nvram_base   = 0x71200000,
1253         .fd_base      = 0x71400000,
1254         .counter_base = 0x71d00000,
1255         .intctl_base  = 0x71e00000,
1256         .idreg_base   = 0x78000000,
1257         .dma_base     = 0x78400000,
1258         .esp_base     = 0x78800000,
1259         .le_base      = 0x78c00000,
1260         .apc_base     = 0x71300000, // pmc
1261         .aux1_base    = 0x71900000,
1262         .aux2_base    = 0x71910000,
1263         .nvram_machine_id = 0x80,
1264         .machine_id = vger_id,
1265         .iommu_version = 0x05000000,
1266         .max_mem = 0x10000000,
1267         .default_cpu_model = "Fujitsu MB86904",
1268     },
1269     /* LX */
1270     {
1271         .iommu_base   = 0x10000000,
1272         .iommu_pad_base = 0x10004000,
1273         .iommu_pad_len  = 0x0fffb000,
1274         .tcx_base     = 0x50000000,
1275         .slavio_base  = 0x70000000,
1276         .ms_kb_base   = 0x71000000,
1277         .serial_base  = 0x71100000,
1278         .nvram_base   = 0x71200000,
1279         .fd_base      = 0x71400000,
1280         .counter_base = 0x71d00000,
1281         .intctl_base  = 0x71e00000,
1282         .idreg_base   = 0x78000000,
1283         .dma_base     = 0x78400000,
1284         .esp_base     = 0x78800000,
1285         .le_base      = 0x78c00000,
1286         .aux1_base    = 0x71900000,
1287         .aux2_base    = 0x71910000,
1288         .nvram_machine_id = 0x80,
1289         .machine_id = lx_id,
1290         .iommu_version = 0x04000000,
1291         .max_mem = 0x10000000,
1292         .default_cpu_model = "TI MicroSparc I",
1293     },
1294     /* SS-4 */
1295     {
1296         .iommu_base   = 0x10000000,
1297         .tcx_base     = 0x50000000,
1298         .cs_base      = 0x6c000000,
1299         .slavio_base  = 0x70000000,
1300         .ms_kb_base   = 0x71000000,
1301         .serial_base  = 0x71100000,
1302         .nvram_base   = 0x71200000,
1303         .fd_base      = 0x71400000,
1304         .counter_base = 0x71d00000,
1305         .intctl_base  = 0x71e00000,
1306         .idreg_base   = 0x78000000,
1307         .dma_base     = 0x78400000,
1308         .esp_base     = 0x78800000,
1309         .le_base      = 0x78c00000,
1310         .apc_base     = 0x6a000000,
1311         .aux1_base    = 0x71900000,
1312         .aux2_base    = 0x71910000,
1313         .nvram_machine_id = 0x80,
1314         .machine_id = ss4_id,
1315         .iommu_version = 0x05000000,
1316         .max_mem = 0x10000000,
1317         .default_cpu_model = "Fujitsu MB86904",
1318     },
1319     /* SPARCClassic */
1320     {
1321         .iommu_base   = 0x10000000,
1322         .tcx_base     = 0x50000000,
1323         .slavio_base  = 0x70000000,
1324         .ms_kb_base   = 0x71000000,
1325         .serial_base  = 0x71100000,
1326         .nvram_base   = 0x71200000,
1327         .fd_base      = 0x71400000,
1328         .counter_base = 0x71d00000,
1329         .intctl_base  = 0x71e00000,
1330         .idreg_base   = 0x78000000,
1331         .dma_base     = 0x78400000,
1332         .esp_base     = 0x78800000,
1333         .le_base      = 0x78c00000,
1334         .apc_base     = 0x6a000000,
1335         .aux1_base    = 0x71900000,
1336         .aux2_base    = 0x71910000,
1337         .nvram_machine_id = 0x80,
1338         .machine_id = scls_id,
1339         .iommu_version = 0x05000000,
1340         .max_mem = 0x10000000,
1341         .default_cpu_model = "TI MicroSparc I",
1342     },
1343     /* SPARCbook */
1344     {
1345         .iommu_base   = 0x10000000,
1346         .tcx_base     = 0x50000000, // XXX
1347         .slavio_base  = 0x70000000,
1348         .ms_kb_base   = 0x71000000,
1349         .serial_base  = 0x71100000,
1350         .nvram_base   = 0x71200000,
1351         .fd_base      = 0x71400000,
1352         .counter_base = 0x71d00000,
1353         .intctl_base  = 0x71e00000,
1354         .idreg_base   = 0x78000000,
1355         .dma_base     = 0x78400000,
1356         .esp_base     = 0x78800000,
1357         .le_base      = 0x78c00000,
1358         .apc_base     = 0x6a000000,
1359         .aux1_base    = 0x71900000,
1360         .aux2_base    = 0x71910000,
1361         .nvram_machine_id = 0x80,
1362         .machine_id = sbook_id,
1363         .iommu_version = 0x05000000,
1364         .max_mem = 0x10000000,
1365         .default_cpu_model = "TI MicroSparc I",
1366     },
1367 };
1368 
1369 /* SPARCstation 5 hardware initialisation */
1370 static void ss5_init(MachineState *machine)
1371 {
1372     sun4m_hw_init(&sun4m_hwdefs[0], machine);
1373 }
1374 
1375 /* SPARCstation 10 hardware initialisation */
1376 static void ss10_init(MachineState *machine)
1377 {
1378     sun4m_hw_init(&sun4m_hwdefs[1], machine);
1379 }
1380 
1381 /* SPARCserver 600MP hardware initialisation */
1382 static void ss600mp_init(MachineState *machine)
1383 {
1384     sun4m_hw_init(&sun4m_hwdefs[2], machine);
1385 }
1386 
1387 /* SPARCstation 20 hardware initialisation */
1388 static void ss20_init(MachineState *machine)
1389 {
1390     sun4m_hw_init(&sun4m_hwdefs[3], machine);
1391 }
1392 
1393 /* SPARCstation Voyager hardware initialisation */
1394 static void vger_init(MachineState *machine)
1395 {
1396     sun4m_hw_init(&sun4m_hwdefs[4], machine);
1397 }
1398 
1399 /* SPARCstation LX hardware initialisation */
1400 static void ss_lx_init(MachineState *machine)
1401 {
1402     sun4m_hw_init(&sun4m_hwdefs[5], machine);
1403 }
1404 
1405 /* SPARCstation 4 hardware initialisation */
1406 static void ss4_init(MachineState *machine)
1407 {
1408     sun4m_hw_init(&sun4m_hwdefs[6], machine);
1409 }
1410 
1411 /* SPARCClassic hardware initialisation */
1412 static void scls_init(MachineState *machine)
1413 {
1414     sun4m_hw_init(&sun4m_hwdefs[7], machine);
1415 }
1416 
1417 /* SPARCbook hardware initialisation */
1418 static void sbook_init(MachineState *machine)
1419 {
1420     sun4m_hw_init(&sun4m_hwdefs[8], machine);
1421 }
1422 
1423 static QEMUMachine ss5_machine = {
1424     .name = "SS-5",
1425     .desc = "Sun4m platform, SPARCstation 5",
1426     .init = ss5_init,
1427     .block_default_type = IF_SCSI,
1428     .is_default = 1,
1429     .default_boot_order = "c",
1430 };
1431 
1432 static QEMUMachine ss10_machine = {
1433     .name = "SS-10",
1434     .desc = "Sun4m platform, SPARCstation 10",
1435     .init = ss10_init,
1436     .block_default_type = IF_SCSI,
1437     .max_cpus = 4,
1438     .default_boot_order = "c",
1439 };
1440 
1441 static QEMUMachine ss600mp_machine = {
1442     .name = "SS-600MP",
1443     .desc = "Sun4m platform, SPARCserver 600MP",
1444     .init = ss600mp_init,
1445     .block_default_type = IF_SCSI,
1446     .max_cpus = 4,
1447     .default_boot_order = "c",
1448 };
1449 
1450 static QEMUMachine ss20_machine = {
1451     .name = "SS-20",
1452     .desc = "Sun4m platform, SPARCstation 20",
1453     .init = ss20_init,
1454     .block_default_type = IF_SCSI,
1455     .max_cpus = 4,
1456     .default_boot_order = "c",
1457 };
1458 
1459 static QEMUMachine voyager_machine = {
1460     .name = "Voyager",
1461     .desc = "Sun4m platform, SPARCstation Voyager",
1462     .init = vger_init,
1463     .block_default_type = IF_SCSI,
1464     .default_boot_order = "c",
1465 };
1466 
1467 static QEMUMachine ss_lx_machine = {
1468     .name = "LX",
1469     .desc = "Sun4m platform, SPARCstation LX",
1470     .init = ss_lx_init,
1471     .block_default_type = IF_SCSI,
1472     .default_boot_order = "c",
1473 };
1474 
1475 static QEMUMachine ss4_machine = {
1476     .name = "SS-4",
1477     .desc = "Sun4m platform, SPARCstation 4",
1478     .init = ss4_init,
1479     .block_default_type = IF_SCSI,
1480     .default_boot_order = "c",
1481 };
1482 
1483 static QEMUMachine scls_machine = {
1484     .name = "SPARCClassic",
1485     .desc = "Sun4m platform, SPARCClassic",
1486     .init = scls_init,
1487     .block_default_type = IF_SCSI,
1488     .default_boot_order = "c",
1489 };
1490 
1491 static QEMUMachine sbook_machine = {
1492     .name = "SPARCbook",
1493     .desc = "Sun4m platform, SPARCbook",
1494     .init = sbook_init,
1495     .block_default_type = IF_SCSI,
1496     .default_boot_order = "c",
1497 };
1498 
1499 static void sun4m_register_types(void)
1500 {
1501     type_register_static(&idreg_info);
1502     type_register_static(&afx_info);
1503     type_register_static(&prom_info);
1504     type_register_static(&ram_info);
1505 }
1506 
1507 static void sun4m_machine_init(void)
1508 {
1509     qemu_register_machine(&ss5_machine);
1510     qemu_register_machine(&ss10_machine);
1511     qemu_register_machine(&ss600mp_machine);
1512     qemu_register_machine(&ss20_machine);
1513     qemu_register_machine(&voyager_machine);
1514     qemu_register_machine(&ss_lx_machine);
1515     qemu_register_machine(&ss4_machine);
1516     qemu_register_machine(&scls_machine);
1517     qemu_register_machine(&sbook_machine);
1518 }
1519 
1520 type_init(sun4m_register_types)
1521 machine_init(sun4m_machine_init);
1522