2 * QEMU Sun4u/Sun4v System Emulator
4 * Copyright (c) 2005 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
32 #include "qemu-timer.h"
35 #include "firmware_abi.h"
42 #include "exec/address-spaces.h"
49 #define CPUIRQ_DPRINTF(fmt, ...) \
50 do { printf("CPUIRQ: " fmt , ## __VA_ARGS__); } while (0)
52 #define CPUIRQ_DPRINTF(fmt, ...)
56 #define EBUS_DPRINTF(fmt, ...) \
57 do { printf("EBUS: " fmt , ## __VA_ARGS__); } while (0)
59 #define EBUS_DPRINTF(fmt, ...)
63 #define TIMER_DPRINTF(fmt, ...) \
64 do { printf("TIMER: " fmt , ## __VA_ARGS__); } while (0)
66 #define TIMER_DPRINTF(fmt, ...)
69 #define KERNEL_LOAD_ADDR 0x00404000
70 #define CMDLINE_ADDR 0x003ff000
71 #define PROM_SIZE_MAX (4 * 1024 * 1024)
72 #define PROM_VADDR 0x000ffd00000ULL
73 #define APB_SPECIAL_BASE 0x1fe00000000ULL
74 #define APB_MEM_BASE 0x1ff00000000ULL
75 #define APB_PCI_IO_BASE (APB_SPECIAL_BASE + 0x02000000ULL)
76 #define PROM_FILENAME "openbios-sparc64"
77 #define NVRAM_SIZE 0x2000
79 #define BIOS_CFG_IOPORT 0x510
80 #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
81 #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
82 #define FW_CFG_SPARC64_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)
86 #define TICK_MAX 0x7fffffffffffffffULL
89 const char * const default_cpu_model;
92 uint64_t console_serial_base;
95 typedef struct EbusState {
101 int DMA_get_channel_mode (int nchan)
105 int DMA_read_memory (int nchan, void *buf, int pos, int size)
109 int DMA_write_memory (int nchan, void *buf, int pos, int size)
113 void DMA_hold_DREQ (int nchan) {}
114 void DMA_release_DREQ (int nchan) {}
115 void DMA_schedule(int nchan) {}
117 void DMA_init(int high_page_enable, qemu_irq *cpu_request_exit)
121 void DMA_register_channel (int nchan,
122 DMA_transfer_handler transfer_handler,
127 static int fw_cfg_boot_set(void *opaque, const char *boot_device)
129 fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
133 static int sun4u_NVRAM_set_params(M48t59State *nvram, uint16_t NVRAM_size,
134 const char *arch, ram_addr_t RAM_size,
135 const char *boot_devices,
136 uint32_t kernel_image, uint32_t kernel_size,
138 uint32_t initrd_image, uint32_t initrd_size,
139 uint32_t NVRAM_image,
140 int width, int height, int depth,
141 const uint8_t *macaddr)
145 uint8_t image[0x1ff0];
146 struct OpenBIOS_nvpart_v1 *part_header;
148 memset(image, '\0', sizeof(image));
152 // OpenBIOS nvram variables
153 // Variable partition
154 part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
155 part_header->signature = OPENBIOS_PART_SYSTEM;
156 pstrcpy(part_header->name, sizeof(part_header->name), "system");
158 end = start + sizeof(struct OpenBIOS_nvpart_v1);
159 for (i = 0; i < nb_prom_envs; i++)
160 end = OpenBIOS_set_var(image, end, prom_envs[i]);
165 end = start + ((end - start + 15) & ~15);
166 OpenBIOS_finish_partition(part_header, end - start);
170 part_header = (struct OpenBIOS_nvpart_v1 *)&image[start];
171 part_header->signature = OPENBIOS_PART_FREE;
172 pstrcpy(part_header->name, sizeof(part_header->name), "free");
175 OpenBIOS_finish_partition(part_header, end - start);
177 Sun_init_header((struct Sun_nvram *)&image[0x1fd8], macaddr, 0x80);
179 for (i = 0; i < sizeof(image); i++)
180 m48t59_write(nvram, i, image[i]);
185 static uint64_t sun4u_load_kernel(const char *kernel_filename,
186 const char *initrd_filename,
187 ram_addr_t RAM_size, uint64_t *initrd_size,
188 uint64_t *initrd_addr, uint64_t *kernel_addr,
189 uint64_t *kernel_entry)
197 linux_boot = (kernel_filename != NULL);
208 kernel_size = load_elf(kernel_filename, NULL, NULL, kernel_entry,
209 kernel_addr, &kernel_top, 1, ELF_MACHINE, 0);
210 if (kernel_size < 0) {
211 *kernel_addr = KERNEL_LOAD_ADDR;
212 *kernel_entry = KERNEL_LOAD_ADDR;
213 kernel_size = load_aout(kernel_filename, KERNEL_LOAD_ADDR,
214 RAM_size - KERNEL_LOAD_ADDR, bswap_needed,
217 if (kernel_size < 0) {
218 kernel_size = load_image_targphys(kernel_filename,
220 RAM_size - KERNEL_LOAD_ADDR);
222 if (kernel_size < 0) {
223 fprintf(stderr, "qemu: could not load kernel '%s'\n",
227 /* load initrd above kernel */
229 if (initrd_filename) {
230 *initrd_addr = TARGET_PAGE_ALIGN(kernel_top);
232 *initrd_size = load_image_targphys(initrd_filename,
234 RAM_size - *initrd_addr);
235 if ((int)*initrd_size < 0) {
236 fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
241 if (*initrd_size > 0) {
242 for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
243 ptr = rom_ptr(*kernel_addr + i);
244 if (ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
245 stl_p(ptr + 24, *initrd_addr + *kernel_addr);
246 stl_p(ptr + 28, *initrd_size);
255 void cpu_check_irqs(CPUSPARCState *env)
257 uint32_t pil = env->pil_in |
258 (env->softint & ~(SOFTINT_TIMER | SOFTINT_STIMER));
260 /* TT_IVEC has a higher priority (16) than TT_EXTINT (31..17) */
261 if (env->ivec_status & 0x20) {
264 /* check if TM or SM in SOFTINT are set
265 setting these also causes interrupt 14 */
266 if (env->softint & (SOFTINT_TIMER | SOFTINT_STIMER)) {
270 /* The bit corresponding to psrpil is (1<< psrpil), the next bit
272 if (pil < (2 << env->psrpil)){
273 if (env->interrupt_request & CPU_INTERRUPT_HARD) {
274 CPUIRQ_DPRINTF("Reset CPU IRQ (current interrupt %x)\n",
275 env->interrupt_index);
276 env->interrupt_index = 0;
277 cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
282 if (cpu_interrupts_enabled(env)) {
286 for (i = 15; i > env->psrpil; i--) {
287 if (pil & (1 << i)) {
288 int old_interrupt = env->interrupt_index;
289 int new_interrupt = TT_EXTINT | i;
291 if (unlikely(env->tl > 0 && cpu_tsptr(env)->tt > new_interrupt
292 && ((cpu_tsptr(env)->tt & 0x1f0) == TT_EXTINT))) {
293 CPUIRQ_DPRINTF("Not setting CPU IRQ: TL=%d "
294 "current %x >= pending %x\n",
295 env->tl, cpu_tsptr(env)->tt, new_interrupt);
296 } else if (old_interrupt != new_interrupt) {
297 env->interrupt_index = new_interrupt;
298 CPUIRQ_DPRINTF("Set CPU IRQ %d old=%x new=%x\n", i,
299 old_interrupt, new_interrupt);
300 cpu_interrupt(env, CPU_INTERRUPT_HARD);
305 } else if (env->interrupt_request & CPU_INTERRUPT_HARD) {
306 CPUIRQ_DPRINTF("Interrupts disabled, pil=%08x pil_in=%08x softint=%08x "
307 "current interrupt %x\n",
308 pil, env->pil_in, env->softint, env->interrupt_index);
309 env->interrupt_index = 0;
310 cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
314 static void cpu_kick_irq(SPARCCPU *cpu)
316 CPUSPARCState *env = &cpu->env;
320 qemu_cpu_kick(CPU(cpu));
323 static void cpu_set_ivec_irq(void *opaque, int irq, int level)
325 SPARCCPU *cpu = opaque;
326 CPUSPARCState *env = &cpu->env;
329 if (!(env->ivec_status & 0x20)) {
330 CPUIRQ_DPRINTF("Raise IVEC IRQ %d\n", irq);
332 env->interrupt_index = TT_IVEC;
333 env->ivec_status |= 0x20;
334 env->ivec_data[0] = (0x1f << 6) | irq;
335 env->ivec_data[1] = 0;
336 env->ivec_data[2] = 0;
337 cpu_interrupt(env, CPU_INTERRUPT_HARD);
340 if (env->ivec_status & 0x20) {
341 CPUIRQ_DPRINTF("Lower IVEC IRQ %d\n", irq);
342 env->ivec_status &= ~0x20;
343 cpu_reset_interrupt(env, CPU_INTERRUPT_HARD);
348 typedef struct ResetData {
353 void cpu_put_timer(QEMUFile *f, CPUTimer *s)
355 qemu_put_be32s(f, &s->frequency);
356 qemu_put_be32s(f, &s->disabled);
357 qemu_put_be64s(f, &s->disabled_mask);
358 qemu_put_sbe64s(f, &s->clock_offset);
360 qemu_put_timer(f, s->qtimer);
363 void cpu_get_timer(QEMUFile *f, CPUTimer *s)
365 qemu_get_be32s(f, &s->frequency);
366 qemu_get_be32s(f, &s->disabled);
367 qemu_get_be64s(f, &s->disabled_mask);
368 qemu_get_sbe64s(f, &s->clock_offset);
370 qemu_get_timer(f, s->qtimer);
373 static CPUTimer *cpu_timer_create(const char *name, SPARCCPU *cpu,
374 QEMUBHFunc *cb, uint32_t frequency,
375 uint64_t disabled_mask)
377 CPUTimer *timer = g_malloc0(sizeof (CPUTimer));
380 timer->frequency = frequency;
381 timer->disabled_mask = disabled_mask;
384 timer->clock_offset = qemu_get_clock_ns(vm_clock);
386 timer->qtimer = qemu_new_timer_ns(vm_clock, cb, cpu);
391 static void cpu_timer_reset(CPUTimer *timer)
394 timer->clock_offset = qemu_get_clock_ns(vm_clock);
396 qemu_del_timer(timer->qtimer);
399 static void main_cpu_reset(void *opaque)
401 ResetData *s = (ResetData *)opaque;
402 CPUSPARCState *env = &s->cpu->env;
403 static unsigned int nr_resets;
405 cpu_reset(CPU(s->cpu));
407 cpu_timer_reset(env->tick);
408 cpu_timer_reset(env->stick);
409 cpu_timer_reset(env->hstick);
411 env->gregs[1] = 0; // Memory start
412 env->gregs[2] = ram_size; // Memory size
413 env->gregs[3] = 0; // Machine description XXX
414 if (nr_resets++ == 0) {
416 env->pc = s->prom_addr + 0x20ULL;
418 env->pc = s->prom_addr + 0x40ULL;
420 env->npc = env->pc + 4;
423 static void tick_irq(void *opaque)
425 SPARCCPU *cpu = opaque;
426 CPUSPARCState *env = &cpu->env;
428 CPUTimer* timer = env->tick;
430 if (timer->disabled) {
431 CPUIRQ_DPRINTF("tick_irq: softint disabled\n");
434 CPUIRQ_DPRINTF("tick: fire\n");
437 env->softint |= SOFTINT_TIMER;
441 static void stick_irq(void *opaque)
443 SPARCCPU *cpu = opaque;
444 CPUSPARCState *env = &cpu->env;
446 CPUTimer* timer = env->stick;
448 if (timer->disabled) {
449 CPUIRQ_DPRINTF("stick_irq: softint disabled\n");
452 CPUIRQ_DPRINTF("stick: fire\n");
455 env->softint |= SOFTINT_STIMER;
459 static void hstick_irq(void *opaque)
461 SPARCCPU *cpu = opaque;
462 CPUSPARCState *env = &cpu->env;
464 CPUTimer* timer = env->hstick;
466 if (timer->disabled) {
467 CPUIRQ_DPRINTF("hstick_irq: softint disabled\n");
470 CPUIRQ_DPRINTF("hstick: fire\n");
473 env->softint |= SOFTINT_STIMER;
477 static int64_t cpu_to_timer_ticks(int64_t cpu_ticks, uint32_t frequency)
479 return muldiv64(cpu_ticks, get_ticks_per_sec(), frequency);
482 static uint64_t timer_to_cpu_ticks(int64_t timer_ticks, uint32_t frequency)
484 return muldiv64(timer_ticks, frequency, get_ticks_per_sec());
487 void cpu_tick_set_count(CPUTimer *timer, uint64_t count)
489 uint64_t real_count = count & ~timer->disabled_mask;
490 uint64_t disabled_bit = count & timer->disabled_mask;
492 int64_t vm_clock_offset = qemu_get_clock_ns(vm_clock) -
493 cpu_to_timer_ticks(real_count, timer->frequency);
495 TIMER_DPRINTF("%s set_count count=0x%016lx (%s) p=%p\n",
496 timer->name, real_count,
497 timer->disabled?"disabled":"enabled", timer);
499 timer->disabled = disabled_bit ? 1 : 0;
500 timer->clock_offset = vm_clock_offset;
503 uint64_t cpu_tick_get_count(CPUTimer *timer)
505 uint64_t real_count = timer_to_cpu_ticks(
506 qemu_get_clock_ns(vm_clock) - timer->clock_offset,
509 TIMER_DPRINTF("%s get_count count=0x%016lx (%s) p=%p\n",
510 timer->name, real_count,
511 timer->disabled?"disabled":"enabled", timer);
514 real_count |= timer->disabled_mask;
519 void cpu_tick_set_limit(CPUTimer *timer, uint64_t limit)
521 int64_t now = qemu_get_clock_ns(vm_clock);
523 uint64_t real_limit = limit & ~timer->disabled_mask;
524 timer->disabled = (limit & timer->disabled_mask) ? 1 : 0;
526 int64_t expires = cpu_to_timer_ticks(real_limit, timer->frequency) +
533 TIMER_DPRINTF("%s set_limit limit=0x%016lx (%s) p=%p "
534 "called with limit=0x%016lx at 0x%016lx (delta=0x%016lx)\n",
535 timer->name, real_limit,
536 timer->disabled?"disabled":"enabled",
538 timer_to_cpu_ticks(now - timer->clock_offset,
540 timer_to_cpu_ticks(expires - now, timer->frequency));
543 TIMER_DPRINTF("%s set_limit limit=ZERO - not starting timer\n",
545 qemu_del_timer(timer->qtimer);
546 } else if (timer->disabled) {
547 qemu_del_timer(timer->qtimer);
549 qemu_mod_timer(timer->qtimer, expires);
553 static void isa_irq_handler(void *opaque, int n, int level)
555 static const int isa_irq_to_ivec[16] = {
556 [1] = 0x29, /* keyboard */
557 [4] = 0x2b, /* serial */
558 [6] = 0x27, /* floppy */
559 [7] = 0x22, /* parallel */
560 [12] = 0x2a, /* mouse */
562 qemu_irq *irqs = opaque;
566 ivec = isa_irq_to_ivec[n];
567 EBUS_DPRINTF("Set ISA IRQ %d level %d -> ivec 0x%x\n", n, level, ivec);
569 qemu_set_irq(irqs[ivec], level);
573 /* EBUS (Eight bit bus) bridge */
575 pci_ebus_init(PCIBus *bus, int devfn, qemu_irq *irqs)
581 pci_dev = pci_create_simple(bus, devfn, "ebus");
582 isa_bus = DO_UPCAST(ISABus, qbus,
583 qdev_get_child_bus(&pci_dev->qdev, "isa.0"));
584 isa_irq = qemu_allocate_irqs(isa_irq_handler, irqs, 16);
585 isa_bus_irqs(isa_bus, isa_irq);
590 pci_ebus_init1(PCIDevice *pci_dev)
592 EbusState *s = DO_UPCAST(EbusState, pci_dev, pci_dev);
594 isa_bus_new(&pci_dev->qdev, pci_address_space_io(pci_dev));
596 pci_dev->config[0x04] = 0x06; // command = bus master, pci mem
597 pci_dev->config[0x05] = 0x00;
598 pci_dev->config[0x06] = 0xa0; // status = fast back-to-back, 66MHz, no error
599 pci_dev->config[0x07] = 0x03; // status = medium devsel
600 pci_dev->config[0x09] = 0x00; // programming i/f
601 pci_dev->config[0x0D] = 0x0a; // latency_timer
603 isa_mmio_setup(&s->bar0, 0x1000000);
604 pci_register_bar(pci_dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar0);
605 isa_mmio_setup(&s->bar1, 0x800000);
606 pci_register_bar(pci_dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar1);
610 static void ebus_class_init(ObjectClass *klass, void *data)
612 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
614 k->init = pci_ebus_init1;
615 k->vendor_id = PCI_VENDOR_ID_SUN;
616 k->device_id = PCI_DEVICE_ID_SUN_EBUS;
618 k->class_id = PCI_CLASS_BRIDGE_OTHER;
621 static TypeInfo ebus_info = {
623 .parent = TYPE_PCI_DEVICE,
624 .instance_size = sizeof(EbusState),
625 .class_init = ebus_class_init,
628 typedef struct PROMState {
633 static uint64_t translate_prom_address(void *opaque, uint64_t addr)
635 hwaddr *base_addr = (hwaddr *)opaque;
636 return addr + *base_addr - PROM_VADDR;
639 /* Boot PROM (OpenBIOS) */
640 static void prom_init(hwaddr addr, const char *bios_name)
647 dev = qdev_create(NULL, "openprom");
648 qdev_init_nofail(dev);
649 s = sysbus_from_qdev(dev);
651 sysbus_mmio_map(s, 0, addr);
654 if (bios_name == NULL) {
655 bios_name = PROM_FILENAME;
657 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
659 ret = load_elf(filename, translate_prom_address, &addr,
660 NULL, NULL, NULL, 1, ELF_MACHINE, 0);
661 if (ret < 0 || ret > PROM_SIZE_MAX) {
662 ret = load_image_targphys(filename, addr, PROM_SIZE_MAX);
668 if (ret < 0 || ret > PROM_SIZE_MAX) {
669 fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name);
674 static int prom_init1(SysBusDevice *dev)
676 PROMState *s = FROM_SYSBUS(PROMState, dev);
678 memory_region_init_ram(&s->prom, "sun4u.prom", PROM_SIZE_MAX);
679 vmstate_register_ram_global(&s->prom);
680 memory_region_set_readonly(&s->prom, true);
681 sysbus_init_mmio(dev, &s->prom);
685 static Property prom_properties[] = {
686 {/* end of property list */},
689 static void prom_class_init(ObjectClass *klass, void *data)
691 DeviceClass *dc = DEVICE_CLASS(klass);
692 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
694 k->init = prom_init1;
695 dc->props = prom_properties;
698 static TypeInfo prom_info = {
700 .parent = TYPE_SYS_BUS_DEVICE,
701 .instance_size = sizeof(PROMState),
702 .class_init = prom_class_init,
706 typedef struct RamDevice
714 static int ram_init1(SysBusDevice *dev)
716 RamDevice *d = FROM_SYSBUS(RamDevice, dev);
718 memory_region_init_ram(&d->ram, "sun4u.ram", d->size);
719 vmstate_register_ram_global(&d->ram);
720 sysbus_init_mmio(dev, &d->ram);
724 static void ram_init(hwaddr addr, ram_addr_t RAM_size)
731 dev = qdev_create(NULL, "memory");
732 s = sysbus_from_qdev(dev);
734 d = FROM_SYSBUS(RamDevice, s);
736 qdev_init_nofail(dev);
738 sysbus_mmio_map(s, 0, addr);
741 static Property ram_properties[] = {
742 DEFINE_PROP_UINT64("size", RamDevice, size, 0),
743 DEFINE_PROP_END_OF_LIST(),
746 static void ram_class_init(ObjectClass *klass, void *data)
748 DeviceClass *dc = DEVICE_CLASS(klass);
749 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
752 dc->props = ram_properties;
755 static TypeInfo ram_info = {
757 .parent = TYPE_SYS_BUS_DEVICE,
758 .instance_size = sizeof(RamDevice),
759 .class_init = ram_class_init,
762 static SPARCCPU *cpu_devinit(const char *cpu_model, const struct hwdef *hwdef)
766 ResetData *reset_info;
768 uint32_t tick_frequency = 100*1000000;
769 uint32_t stick_frequency = 100*1000000;
770 uint32_t hstick_frequency = 100*1000000;
772 if (cpu_model == NULL) {
773 cpu_model = hwdef->default_cpu_model;
775 cpu = cpu_sparc_init(cpu_model);
777 fprintf(stderr, "Unable to find Sparc CPU definition\n");
782 env->tick = cpu_timer_create("tick", cpu, tick_irq,
783 tick_frequency, TICK_NPT_MASK);
785 env->stick = cpu_timer_create("stick", cpu, stick_irq,
786 stick_frequency, TICK_INT_DIS);
788 env->hstick = cpu_timer_create("hstick", cpu, hstick_irq,
789 hstick_frequency, TICK_INT_DIS);
791 reset_info = g_malloc0(sizeof(ResetData));
792 reset_info->cpu = cpu;
793 reset_info->prom_addr = hwdef->prom_addr;
794 qemu_register_reset(main_cpu_reset, reset_info);
799 static void sun4uv_init(MemoryRegion *address_space_mem,
801 const char *boot_devices,
802 const char *kernel_filename, const char *kernel_cmdline,
803 const char *initrd_filename, const char *cpu_model,
804 const struct hwdef *hwdef)
809 uint64_t initrd_addr, initrd_size, kernel_addr, kernel_size, kernel_entry;
810 PCIBus *pci_bus, *pci_bus2, *pci_bus3;
812 qemu_irq *ivec_irqs, *pbm_irqs;
813 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
814 DriveInfo *fd[MAX_FD];
818 cpu = cpu_devinit(cpu_model, hwdef);
821 ram_init(0, RAM_size);
823 prom_init(hwdef->prom_addr, bios_name);
825 ivec_irqs = qemu_allocate_irqs(cpu_set_ivec_irq, cpu, IVEC_MAX);
826 pci_bus = pci_apb_init(APB_SPECIAL_BASE, APB_MEM_BASE, ivec_irqs, &pci_bus2,
827 &pci_bus3, &pbm_irqs);
828 pci_vga_init(pci_bus);
830 // XXX Should be pci_bus3
831 isa_bus = pci_ebus_init(pci_bus, -1, pbm_irqs);
834 if (hwdef->console_serial_base) {
835 serial_mm_init(address_space_mem, hwdef->console_serial_base, 0,
836 NULL, 115200, serial_hds[i], DEVICE_BIG_ENDIAN);
839 for(; i < MAX_SERIAL_PORTS; i++) {
841 serial_isa_init(isa_bus, i, serial_hds[i]);
845 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
846 if (parallel_hds[i]) {
847 parallel_init(isa_bus, i, parallel_hds[i]);
851 for(i = 0; i < nb_nics; i++)
852 pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);
854 ide_drive_get(hd, MAX_IDE_BUS);
856 pci_cmd646_ide_init(pci_bus, hd, 1);
858 isa_create_simple(isa_bus, "i8042");
859 for(i = 0; i < MAX_FD; i++) {
860 fd[i] = drive_get(IF_FLOPPY, 0, i);
862 fdctrl_init_isa(isa_bus, fd);
863 nvram = m48t59_init_isa(isa_bus, 0x0074, NVRAM_SIZE, 59);
867 kernel_size = sun4u_load_kernel(kernel_filename, initrd_filename,
868 ram_size, &initrd_size, &initrd_addr,
869 &kernel_addr, &kernel_entry);
871 sun4u_NVRAM_set_params(nvram, NVRAM_SIZE, "Sun4u", RAM_size, boot_devices,
872 kernel_addr, kernel_size,
874 initrd_addr, initrd_size,
875 /* XXX: need an option to load a NVRAM image */
877 graphic_width, graphic_height, graphic_depth,
878 (uint8_t *)&nd_table[0].macaddr);
880 fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0);
881 fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
882 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
883 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
884 fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
885 fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
886 if (kernel_cmdline) {
887 fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE,
888 strlen(kernel_cmdline) + 1);
889 fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA,
890 (uint8_t*)strdup(kernel_cmdline),
891 strlen(kernel_cmdline) + 1);
893 fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, 0);
895 fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
896 fw_cfg_add_i64(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
897 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_devices[0]);
899 fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_WIDTH, graphic_width);
900 fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_HEIGHT, graphic_height);
901 fw_cfg_add_i16(fw_cfg, FW_CFG_SPARC64_DEPTH, graphic_depth);
903 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
912 static const struct hwdef hwdefs[] = {
913 /* Sun4u generic PC-like machine */
915 .default_cpu_model = "TI UltraSparc IIi",
916 .machine_id = sun4u_id,
917 .prom_addr = 0x1fff0000000ULL,
918 .console_serial_base = 0,
920 /* Sun4v generic PC-like machine */
922 .default_cpu_model = "Sun UltraSparc T1",
923 .machine_id = sun4v_id,
924 .prom_addr = 0x1fff0000000ULL,
925 .console_serial_base = 0,
927 /* Sun4v generic Niagara machine */
929 .default_cpu_model = "Sun UltraSparc T1",
930 .machine_id = niagara_id,
931 .prom_addr = 0xfff0000000ULL,
932 .console_serial_base = 0xfff0c2c000ULL,
936 /* Sun4u hardware initialisation */
937 static void sun4u_init(QEMUMachineInitArgs *args)
939 ram_addr_t RAM_size = args->ram_size;
940 const char *cpu_model = args->cpu_model;
941 const char *kernel_filename = args->kernel_filename;
942 const char *kernel_cmdline = args->kernel_cmdline;
943 const char *initrd_filename = args->initrd_filename;
944 const char *boot_devices = args->boot_device;
945 sun4uv_init(get_system_memory(), RAM_size, boot_devices, kernel_filename,
946 kernel_cmdline, initrd_filename, cpu_model, &hwdefs[0]);
949 /* Sun4v hardware initialisation */
950 static void sun4v_init(QEMUMachineInitArgs *args)
952 ram_addr_t RAM_size = args->ram_size;
953 const char *cpu_model = args->cpu_model;
954 const char *kernel_filename = args->kernel_filename;
955 const char *kernel_cmdline = args->kernel_cmdline;
956 const char *initrd_filename = args->initrd_filename;
957 const char *boot_devices = args->boot_device;
958 sun4uv_init(get_system_memory(), RAM_size, boot_devices, kernel_filename,
959 kernel_cmdline, initrd_filename, cpu_model, &hwdefs[1]);
962 /* Niagara hardware initialisation */
963 static void niagara_init(QEMUMachineInitArgs *args)
965 ram_addr_t RAM_size = args->ram_size;
966 const char *cpu_model = args->cpu_model;
967 const char *kernel_filename = args->kernel_filename;
968 const char *kernel_cmdline = args->kernel_cmdline;
969 const char *initrd_filename = args->initrd_filename;
970 const char *boot_devices = args->boot_device;
971 sun4uv_init(get_system_memory(), RAM_size, boot_devices, kernel_filename,
972 kernel_cmdline, initrd_filename, cpu_model, &hwdefs[2]);
975 static QEMUMachine sun4u_machine = {
977 .desc = "Sun4u platform",
979 .max_cpus = 1, // XXX for now
983 static QEMUMachine sun4v_machine = {
985 .desc = "Sun4v platform",
987 .max_cpus = 1, // XXX for now
990 static QEMUMachine niagara_machine = {
992 .desc = "Sun4v platform, Niagara",
993 .init = niagara_init,
994 .max_cpus = 1, // XXX for now
997 static void sun4u_register_types(void)
999 type_register_static(&ebus_info);
1000 type_register_static(&prom_info);
1001 type_register_static(&ram_info);
1004 static void sun4u_machine_init(void)
1006 qemu_register_machine(&sun4u_machine);
1007 qemu_register_machine(&sun4v_machine);
1008 qemu_register_machine(&niagara_machine);
1011 type_init(sun4u_register_types)
1012 machine_init(sun4u_machine_init);