2 * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator
4 * Copyright (c) 2004-2007 Fabrice Bellard
5 * Copyright (c) 2007 Jocelyn Mayer
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 * PCI bus layout on a real G5 (U3 based):
27 * 0000:f0:0b.0 Host bridge [0600]: Apple Computer Inc. U3 AGP [106b:004b]
28 * 0000:f0:10.0 VGA compatible controller [0300]: ATI Technologies Inc RV350 AP [Radeon 9600] [1002:4150]
29 * 0001:00:00.0 Host bridge [0600]: Apple Computer Inc. CPC945 HT Bridge [106b:004a]
30 * 0001:00:01.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
31 * 0001:00:02.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
32 * 0001:00:03.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0045]
33 * 0001:00:04.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0046]
34 * 0001:00:05.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0047]
35 * 0001:00:06.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0048]
36 * 0001:00:07.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0049]
37 * 0001:01:07.0 Class [ff00]: Apple Computer Inc. K2 KeyLargo Mac/IO [106b:0041] (rev 20)
38 * 0001:01:08.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
39 * 0001:01:09.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
40 * 0001:02:0b.0 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
41 * 0001:02:0b.1 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
42 * 0001:02:0b.2 USB Controller [0c03]: NEC Corporation USB 2.0 [1033:00e0] (rev 04)
43 * 0001:03:0d.0 Class [ff00]: Apple Computer Inc. K2 ATA/100 [106b:0043]
44 * 0001:03:0e.0 FireWire (IEEE 1394) [0c00]: Apple Computer Inc. K2 FireWire [106b:0042]
45 * 0001:04:0f.0 Ethernet controller [0200]: Apple Computer Inc. K2 GMAC (Sun GEM) [106b:004c]
46 * 0001:05:0c.0 IDE interface [0101]: Broadcom K2 SATA [1166:0240]
49 #include "qemu/osdep.h"
51 #include "hw/ppc/ppc.h"
52 #include "hw/ppc/mac.h"
53 #include "hw/input/adb.h"
54 #include "hw/ppc/mac_dbdma.h"
55 #include "hw/timer/m48t59.h"
56 #include "hw/pci/pci.h"
58 #include "sysemu/sysemu.h"
59 #include "hw/boards.h"
60 #include "hw/nvram/fw_cfg.h"
61 #include "hw/char/escc.h"
62 #include "hw/ppc/openpic.h"
64 #include "hw/loader.h"
66 #include "qemu/error-report.h"
67 #include "sysemu/kvm.h"
70 #include "sysemu/block-backend.h"
71 #include "exec/address-spaces.h"
72 #include "hw/sysbus.h"
75 #define CFG_ADDR 0xf0000510
76 #define TBFREQ (100UL * 1000UL * 1000UL)
77 #define CLOCKFREQ (266UL * 1000UL * 1000UL)
78 #define BUSFREQ (100UL * 1000UL * 1000UL)
84 #define UNIN_DPRINTF(fmt, ...) \
85 do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
87 #define UNIN_DPRINTF(fmt, ...)
91 static void unin_write(void *opaque, hwaddr addr, uint64_t value,
94 UNIN_DPRINTF("write addr " TARGET_FMT_plx " val %"PRIx64"\n", addr, value);
96 *(int*)opaque = value;
100 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
107 value = *(int*)opaque;
110 UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value);
115 static const MemoryRegionOps unin_ops = {
118 .endianness = DEVICE_NATIVE_ENDIAN,
121 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
124 fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
127 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
129 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
132 static hwaddr round_page(hwaddr addr)
134 return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
137 static void ppc_core99_reset(void *opaque)
139 PowerPCCPU *cpu = opaque;
142 /* 970 CPUs want to get their initial IP as part of their boot protocol */
143 cpu->env.nip = PROM_ADDR + 0x100;
146 /* PowerPC Mac99 hardware initialisation */
147 static void ppc_core99_init(MachineState *machine)
149 ram_addr_t ram_size = machine->ram_size;
150 const char *kernel_filename = machine->kernel_filename;
151 const char *kernel_cmdline = machine->kernel_cmdline;
152 const char *initrd_filename = machine->initrd_filename;
153 const char *boot_device = machine->boot_order;
154 PowerPCCPU *cpu = NULL;
155 CPUPPCState *env = NULL;
157 qemu_irq *pic, **openpic_irqs;
158 MemoryRegion *isa = g_new(MemoryRegion, 1);
159 MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
160 MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
161 int linux_boot, i, j, k;
162 MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
163 hwaddr kernel_base, initrd_base, cmdline_base = 0;
164 long kernel_size, initrd_size;
167 MACIOIDEState *macio_ide;
169 MacIONVRAMState *nvr;
171 MemoryRegion *pic_mem, *escc_mem;
172 MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
174 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
179 int *token = g_new(int, 1);
180 hwaddr nvram_addr = 0xFFF04000;
183 linux_boot = (kernel_filename != NULL);
186 if (machine->cpu_model == NULL) {
188 machine->cpu_model = "970fx";
190 machine->cpu_model = "G4";
193 for (i = 0; i < smp_cpus; i++) {
194 cpu = cpu_ppc_init(machine->cpu_model);
196 fprintf(stderr, "Unable to find PowerPC CPU definition\n");
201 /* Set time-base frequency to 100 Mhz */
202 cpu_ppc_tb_init(env, TBFREQ);
203 qemu_register_reset(ppc_core99_reset, cpu);
207 memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
208 memory_region_add_subregion(get_system_memory(), 0, ram);
210 /* allocate and load BIOS */
211 memory_region_init_ram(bios, NULL, "ppc_core99.bios", BIOS_SIZE,
213 vmstate_register_ram_global(bios);
215 if (bios_name == NULL)
216 bios_name = PROM_FILENAME;
217 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
218 memory_region_set_readonly(bios, true);
219 memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
221 /* Load OpenBIOS (ELF) */
223 bios_size = load_elf(filename, NULL, NULL, NULL,
224 NULL, NULL, 1, PPC_ELF_MACHINE, 0);
230 if (bios_size < 0 || bios_size > BIOS_SIZE) {
231 error_report("could not load PowerPC bios '%s'", bios_name);
236 uint64_t lowaddr = 0;
244 kernel_base = KERNEL_LOAD_ADDR;
246 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
247 NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 0);
249 kernel_size = load_aout(kernel_filename, kernel_base,
250 ram_size - kernel_base, bswap_needed,
253 kernel_size = load_image_targphys(kernel_filename,
255 ram_size - kernel_base);
256 if (kernel_size < 0) {
257 error_report("could not load kernel '%s'", kernel_filename);
261 if (initrd_filename) {
262 initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
263 initrd_size = load_image_targphys(initrd_filename, initrd_base,
264 ram_size - initrd_base);
265 if (initrd_size < 0) {
266 error_report("could not load initial ram disk '%s'",
270 cmdline_base = round_page(initrd_base + initrd_size);
274 cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
276 ppc_boot_device = 'm';
282 ppc_boot_device = '\0';
283 /* We consider that NewWorld PowerMac never have any floppy drive
284 * For now, OHW cannot boot from the network.
286 for (i = 0; boot_device[i] != '\0'; i++) {
287 if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
288 ppc_boot_device = boot_device[i];
292 if (ppc_boot_device == '\0') {
293 fprintf(stderr, "No valid boot device for Mac99 machine\n");
298 /* Register 8 MB of ISA IO space */
299 memory_region_init_alias(isa, NULL, "isa_mmio",
300 get_system_io(), 0, 0x00800000);
301 memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);
303 /* UniN init: XXX should be a real device */
304 memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);
305 memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
307 memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000);
308 memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory);
310 openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
312 g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
313 for (i = 0; i < smp_cpus; i++) {
314 /* Mac99 IRQ connection between OpenPIC outputs pins
315 * and PowerPC input pins
317 switch (PPC_INPUT(env)) {
318 case PPC_FLAGS_INPUT_6xx:
319 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
320 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
321 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
322 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
323 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
324 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
325 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
326 /* Not connected ? */
327 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
329 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
330 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
332 #if defined(TARGET_PPC64)
333 case PPC_FLAGS_INPUT_970:
334 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
335 openpic_irqs[i][OPENPIC_OUTPUT_INT] =
336 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
337 openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
338 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
339 openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
340 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
341 /* Not connected ? */
342 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
344 openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
345 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
347 #endif /* defined(TARGET_PPC64) */
349 error_report("Bus model not supported on mac99 machine");
354 pic = g_new0(qemu_irq, 64);
356 dev = qdev_create(NULL, TYPE_OPENPIC);
357 qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
358 qdev_init_nofail(dev);
359 s = SYS_BUS_DEVICE(dev);
360 pic_mem = s->mmio[0].memory;
362 for (i = 0; i < smp_cpus; i++) {
363 for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
364 sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
368 for (i = 0; i < 64; i++) {
369 pic[i] = qdev_get_gpio_in(dev, i);
372 if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
373 /* 970 gets a U3 bus */
374 pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
375 machine_arch = ARCH_MAC99_U3;
377 pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
378 machine_arch = ARCH_MAC99;
381 machine->usb |= defaults_enabled() && !machine->usb_disabled;
383 /* Timebase Frequency */
385 tbfreq = kvmppc_get_tbfreq();
390 /* init basic PC hardware */
391 escc_mem = escc_init(0, pic[0x25], pic[0x24],
392 serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
393 memory_region_init_alias(escc_bar, NULL, "escc-bar",
394 escc_mem, 0, memory_region_size(escc_mem));
396 macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO);
398 qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */
399 qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */
400 qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */
401 qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */
402 qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */
403 qdev_prop_set_uint64(dev, "frequency", tbfreq);
404 macio_init(macio, pic_mem, escc_bar);
406 /* We only emulate 2 out of 3 IDE controllers for now */
407 ide_drive_get(hd, ARRAY_SIZE(hd));
409 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
411 macio_ide_init_drives(macio_ide, hd);
413 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
415 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
417 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
418 adb_bus = qdev_get_child_bus(dev, "adb.0");
419 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
420 qdev_init_nofail(dev);
421 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
422 qdev_init_nofail(dev);
425 pci_create_simple(pci_bus, -1, "pci-ohci");
427 /* U3 needs to use USB for input because Linux doesn't support via-cuda
429 if (machine_arch == ARCH_MAC99_U3) {
430 USBBus *usb_bus = usb_bus_find(-1);
432 usb_create_simple(usb_bus, "usb-kbd");
433 usb_create_simple(usb_bus, "usb-mouse");
437 pci_vga_init(pci_bus);
439 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
443 for (i = 0; i < nb_nics; i++) {
444 pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL);
447 /* The NewWorld NVRAM is not located in the MacIO device */
449 if (kvm_enabled() && getpagesize() > 4096) {
450 /* We can't combine read-write and read-only in a single page, so
451 move the NVRAM out of ROM again for KVM */
452 nvram_addr = 0xFFE00000;
455 dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
456 qdev_prop_set_uint32(dev, "size", 0x2000);
457 qdev_prop_set_uint32(dev, "it_shift", 1);
458 qdev_init_nofail(dev);
459 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
460 nvr = MACIO_NVRAM(dev);
461 pmac_format_nvram_partition(nvr, 0x2000);
462 /* No PCI init: the BIOS will do it */
464 fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2);
465 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
466 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
467 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
468 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
469 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
470 if (kernel_cmdline) {
471 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
472 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
474 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
476 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
477 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
478 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
480 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
481 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
482 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
484 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
489 hypercall = g_malloc(16);
490 kvmppc_get_hypercall(env, hypercall, 16);
491 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
492 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
495 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
496 /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
497 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
498 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
499 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
501 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
504 static int core99_kvm_type(const char *arg)
506 /* Always force PR KVM */
510 static void core99_machine_class_init(ObjectClass *oc, void *data)
512 MachineClass *mc = MACHINE_CLASS(oc);
514 mc->desc = "Mac99 based PowerMAC";
515 mc->init = ppc_core99_init;
516 mc->max_cpus = MAX_CPUS;
517 mc->default_boot_order = "cd";
518 mc->kvm_type = core99_kvm_type;
521 static const TypeInfo core99_machine_info = {
522 .name = MACHINE_TYPE_NAME("mac99"),
523 .parent = TYPE_MACHINE,
524 .class_init = core99_machine_class_init,
527 static void mac_machine_register_types(void)
529 type_register_static(&core99_machine_info);
532 type_init(mac_machine_register_types)