1 /* 2 * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator 3 * 4 * Copyright (c) 2004-2007 Fabrice Bellard 5 * Copyright (c) 2007 Jocelyn Mayer 6 * 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: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 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 23 * THE SOFTWARE. 24 * 25 * PCI bus layout on a real G5 (U3 based): 26 * 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] 47 * 48 */ 49 #include "qemu/osdep.h" 50 #include "qapi/error.h" 51 #include "hw/hw.h" 52 #include "hw/ppc/ppc.h" 53 #include "hw/ppc/mac.h" 54 #include "hw/input/adb.h" 55 #include "hw/ppc/mac_dbdma.h" 56 #include "hw/timer/m48t59.h" 57 #include "hw/pci/pci.h" 58 #include "net/net.h" 59 #include "sysemu/sysemu.h" 60 #include "hw/boards.h" 61 #include "hw/nvram/fw_cfg.h" 62 #include "hw/char/escc.h" 63 #include "hw/ppc/openpic.h" 64 #include "hw/ide.h" 65 #include "hw/loader.h" 66 #include "elf.h" 67 #include "qemu/error-report.h" 68 #include "sysemu/kvm.h" 69 #include "kvm_ppc.h" 70 #include "hw/usb.h" 71 #include "sysemu/block-backend.h" 72 #include "exec/address-spaces.h" 73 #include "hw/sysbus.h" 74 #include "qemu/cutils.h" 75 #include "trace.h" 76 77 #define MAX_IDE_BUS 2 78 #define CFG_ADDR 0xf0000510 79 #define TBFREQ (100UL * 1000UL * 1000UL) 80 #define CLOCKFREQ (266UL * 1000UL * 1000UL) 81 #define BUSFREQ (100UL * 1000UL * 1000UL) 82 83 #define NDRV_VGA_FILENAME "qemu_vga.ndrv" 84 85 /* UniN device */ 86 static void unin_write(void *opaque, hwaddr addr, uint64_t value, 87 unsigned size) 88 { 89 trace_mac99_uninorth_write(addr, value); 90 if (addr == 0x0) { 91 *(int*)opaque = value; 92 } 93 } 94 95 static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size) 96 { 97 uint32_t value; 98 99 value = 0; 100 switch (addr) { 101 case 0: 102 value = *(int*)opaque; 103 } 104 105 trace_mac99_uninorth_read(addr, value); 106 107 return value; 108 } 109 110 static const MemoryRegionOps unin_ops = { 111 .read = unin_read, 112 .write = unin_write, 113 .endianness = DEVICE_NATIVE_ENDIAN, 114 }; 115 116 static void fw_cfg_boot_set(void *opaque, const char *boot_device, 117 Error **errp) 118 { 119 fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); 120 } 121 122 static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 123 { 124 return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 125 } 126 127 static hwaddr round_page(hwaddr addr) 128 { 129 return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK; 130 } 131 132 static void ppc_core99_reset(void *opaque) 133 { 134 PowerPCCPU *cpu = opaque; 135 136 cpu_reset(CPU(cpu)); 137 /* 970 CPUs want to get their initial IP as part of their boot protocol */ 138 cpu->env.nip = PROM_ADDR + 0x100; 139 } 140 141 /* PowerPC Mac99 hardware initialisation */ 142 static void ppc_core99_init(MachineState *machine) 143 { 144 ram_addr_t ram_size = machine->ram_size; 145 const char *kernel_filename = machine->kernel_filename; 146 const char *kernel_cmdline = machine->kernel_cmdline; 147 const char *initrd_filename = machine->initrd_filename; 148 const char *boot_device = machine->boot_order; 149 PowerPCCPU *cpu = NULL; 150 CPUPPCState *env = NULL; 151 char *filename; 152 qemu_irq *pic, **openpic_irqs; 153 MemoryRegion *isa = g_new(MemoryRegion, 1); 154 MemoryRegion *unin_memory = g_new(MemoryRegion, 1); 155 MemoryRegion *unin2_memory = g_new(MemoryRegion, 1); 156 int linux_boot, i, j, k; 157 MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1); 158 hwaddr kernel_base, initrd_base, cmdline_base = 0; 159 long kernel_size, initrd_size; 160 PCIBus *pci_bus; 161 PCIDevice *macio; 162 MACIOIDEState *macio_ide; 163 BusState *adb_bus; 164 MacIONVRAMState *nvr; 165 int bios_size, ndrv_size; 166 uint8_t *ndrv_file; 167 MemoryRegion *pic_mem, *escc_mem; 168 MemoryRegion *escc_bar = g_new(MemoryRegion, 1); 169 int ppc_boot_device; 170 DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; 171 void *fw_cfg; 172 int machine_arch; 173 SysBusDevice *s; 174 DeviceState *dev; 175 int *token = g_new(int, 1); 176 hwaddr nvram_addr = 0xFFF04000; 177 uint64_t tbfreq; 178 179 linux_boot = (kernel_filename != NULL); 180 181 /* init CPUs */ 182 if (machine->cpu_model == NULL) { 183 #ifdef TARGET_PPC64 184 machine->cpu_model = "970fx"; 185 #else 186 machine->cpu_model = "G4"; 187 #endif 188 } 189 for (i = 0; i < smp_cpus; i++) { 190 cpu = cpu_ppc_init(machine->cpu_model); 191 if (cpu == NULL) { 192 fprintf(stderr, "Unable to find PowerPC CPU definition\n"); 193 exit(1); 194 } 195 env = &cpu->env; 196 197 /* Set time-base frequency to 100 Mhz */ 198 cpu_ppc_tb_init(env, TBFREQ); 199 qemu_register_reset(ppc_core99_reset, cpu); 200 } 201 202 /* allocate RAM */ 203 memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size); 204 memory_region_add_subregion(get_system_memory(), 0, ram); 205 206 /* allocate and load BIOS */ 207 memory_region_init_ram_nomigrate(bios, NULL, "ppc_core99.bios", BIOS_SIZE, 208 &error_fatal); 209 vmstate_register_ram_global(bios); 210 211 if (bios_name == NULL) 212 bios_name = PROM_FILENAME; 213 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 214 memory_region_set_readonly(bios, true); 215 memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios); 216 217 /* Load OpenBIOS (ELF) */ 218 if (filename) { 219 bios_size = load_elf(filename, NULL, NULL, NULL, 220 NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0); 221 222 g_free(filename); 223 } else { 224 bios_size = -1; 225 } 226 if (bios_size < 0 || bios_size > BIOS_SIZE) { 227 error_report("could not load PowerPC bios '%s'", bios_name); 228 exit(1); 229 } 230 231 if (linux_boot) { 232 uint64_t lowaddr = 0; 233 int bswap_needed; 234 235 #ifdef BSWAP_NEEDED 236 bswap_needed = 1; 237 #else 238 bswap_needed = 0; 239 #endif 240 kernel_base = KERNEL_LOAD_ADDR; 241 242 kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 243 NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 244 0, 0); 245 if (kernel_size < 0) 246 kernel_size = load_aout(kernel_filename, kernel_base, 247 ram_size - kernel_base, bswap_needed, 248 TARGET_PAGE_SIZE); 249 if (kernel_size < 0) 250 kernel_size = load_image_targphys(kernel_filename, 251 kernel_base, 252 ram_size - kernel_base); 253 if (kernel_size < 0) { 254 error_report("could not load kernel '%s'", kernel_filename); 255 exit(1); 256 } 257 /* load initrd */ 258 if (initrd_filename) { 259 initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP); 260 initrd_size = load_image_targphys(initrd_filename, initrd_base, 261 ram_size - initrd_base); 262 if (initrd_size < 0) { 263 error_report("could not load initial ram disk '%s'", 264 initrd_filename); 265 exit(1); 266 } 267 cmdline_base = round_page(initrd_base + initrd_size); 268 } else { 269 initrd_base = 0; 270 initrd_size = 0; 271 cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP); 272 } 273 ppc_boot_device = 'm'; 274 } else { 275 kernel_base = 0; 276 kernel_size = 0; 277 initrd_base = 0; 278 initrd_size = 0; 279 ppc_boot_device = '\0'; 280 /* We consider that NewWorld PowerMac never have any floppy drive 281 * For now, OHW cannot boot from the network. 282 */ 283 for (i = 0; boot_device[i] != '\0'; i++) { 284 if (boot_device[i] >= 'c' && boot_device[i] <= 'f') { 285 ppc_boot_device = boot_device[i]; 286 break; 287 } 288 } 289 if (ppc_boot_device == '\0') { 290 fprintf(stderr, "No valid boot device for Mac99 machine\n"); 291 exit(1); 292 } 293 } 294 295 /* Register 8 MB of ISA IO space */ 296 memory_region_init_alias(isa, NULL, "isa_mmio", 297 get_system_io(), 0, 0x00800000); 298 memory_region_add_subregion(get_system_memory(), 0xf2000000, isa); 299 300 /* UniN init: XXX should be a real device */ 301 memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000); 302 memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory); 303 304 memory_region_init_io(unin2_memory, NULL, &unin_ops, token, "unin", 0x1000); 305 memory_region_add_subregion(get_system_memory(), 0xf3000000, unin2_memory); 306 307 openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *)); 308 openpic_irqs[0] = 309 g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB); 310 for (i = 0; i < smp_cpus; i++) { 311 /* Mac99 IRQ connection between OpenPIC outputs pins 312 * and PowerPC input pins 313 */ 314 switch (PPC_INPUT(env)) { 315 case PPC_FLAGS_INPUT_6xx: 316 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); 317 openpic_irqs[i][OPENPIC_OUTPUT_INT] = 318 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; 319 openpic_irqs[i][OPENPIC_OUTPUT_CINT] = 320 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; 321 openpic_irqs[i][OPENPIC_OUTPUT_MCK] = 322 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP]; 323 /* Not connected ? */ 324 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; 325 /* Check this */ 326 openpic_irqs[i][OPENPIC_OUTPUT_RESET] = 327 ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET]; 328 break; 329 #if defined(TARGET_PPC64) 330 case PPC_FLAGS_INPUT_970: 331 openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); 332 openpic_irqs[i][OPENPIC_OUTPUT_INT] = 333 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; 334 openpic_irqs[i][OPENPIC_OUTPUT_CINT] = 335 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; 336 openpic_irqs[i][OPENPIC_OUTPUT_MCK] = 337 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP]; 338 /* Not connected ? */ 339 openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; 340 /* Check this */ 341 openpic_irqs[i][OPENPIC_OUTPUT_RESET] = 342 ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET]; 343 break; 344 #endif /* defined(TARGET_PPC64) */ 345 default: 346 error_report("Bus model not supported on mac99 machine"); 347 exit(1); 348 } 349 } 350 351 pic = g_new0(qemu_irq, 64); 352 353 dev = qdev_create(NULL, TYPE_OPENPIC); 354 qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN); 355 qdev_init_nofail(dev); 356 s = SYS_BUS_DEVICE(dev); 357 pic_mem = s->mmio[0].memory; 358 k = 0; 359 for (i = 0; i < smp_cpus; i++) { 360 for (j = 0; j < OPENPIC_OUTPUT_NB; j++) { 361 sysbus_connect_irq(s, k++, openpic_irqs[i][j]); 362 } 363 } 364 365 for (i = 0; i < 64; i++) { 366 pic[i] = qdev_get_gpio_in(dev, i); 367 } 368 369 if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) { 370 /* 970 gets a U3 bus */ 371 pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io()); 372 machine_arch = ARCH_MAC99_U3; 373 } else { 374 pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io()); 375 machine_arch = ARCH_MAC99; 376 } 377 object_property_set_bool(OBJECT(pci_bus), true, "realized", &error_abort); 378 379 machine->usb |= defaults_enabled() && !machine->usb_disabled; 380 381 /* Timebase Frequency */ 382 if (kvm_enabled()) { 383 tbfreq = kvmppc_get_tbfreq(); 384 } else { 385 tbfreq = TBFREQ; 386 } 387 388 /* init basic PC hardware */ 389 escc_mem = escc_init(0, pic[0x25], pic[0x24], 390 serial_hds[0], serial_hds[1], ESCC_CLOCK, 4); 391 memory_region_init_alias(escc_bar, NULL, "escc-bar", 392 escc_mem, 0, memory_region_size(escc_mem)); 393 394 macio = pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO); 395 dev = DEVICE(macio); 396 qdev_connect_gpio_out(dev, 0, pic[0x19]); /* CUDA */ 397 qdev_connect_gpio_out(dev, 1, pic[0x0d]); /* IDE */ 398 qdev_connect_gpio_out(dev, 2, pic[0x02]); /* IDE DMA */ 399 qdev_connect_gpio_out(dev, 3, pic[0x0e]); /* IDE */ 400 qdev_connect_gpio_out(dev, 4, pic[0x03]); /* IDE DMA */ 401 qdev_prop_set_uint64(dev, "frequency", tbfreq); 402 macio_init(macio, pic_mem, escc_bar); 403 404 /* We only emulate 2 out of 3 IDE controllers for now */ 405 ide_drive_get(hd, ARRAY_SIZE(hd)); 406 407 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), 408 "ide[0]")); 409 macio_ide_init_drives(macio_ide, hd); 410 411 macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio), 412 "ide[1]")); 413 macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]); 414 415 dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda")); 416 adb_bus = qdev_get_child_bus(dev, "adb.0"); 417 dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD); 418 qdev_init_nofail(dev); 419 dev = qdev_create(adb_bus, TYPE_ADB_MOUSE); 420 qdev_init_nofail(dev); 421 422 if (machine->usb) { 423 pci_create_simple(pci_bus, -1, "pci-ohci"); 424 425 /* U3 needs to use USB for input because Linux doesn't support via-cuda 426 on PPC64 */ 427 if (machine_arch == ARCH_MAC99_U3) { 428 USBBus *usb_bus = usb_bus_find(-1); 429 430 usb_create_simple(usb_bus, "usb-kbd"); 431 usb_create_simple(usb_bus, "usb-mouse"); 432 } 433 } 434 435 pci_vga_init(pci_bus); 436 437 if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) { 438 graphic_depth = 15; 439 } 440 441 for (i = 0; i < nb_nics; i++) { 442 pci_nic_init_nofail(&nd_table[i], pci_bus, "ne2k_pci", NULL); 443 } 444 445 /* The NewWorld NVRAM is not located in the MacIO device */ 446 #ifdef CONFIG_KVM 447 if (kvm_enabled() && getpagesize() > 4096) { 448 /* We can't combine read-write and read-only in a single page, so 449 move the NVRAM out of ROM again for KVM */ 450 nvram_addr = 0xFFE00000; 451 } 452 #endif 453 dev = qdev_create(NULL, TYPE_MACIO_NVRAM); 454 qdev_prop_set_uint32(dev, "size", 0x2000); 455 qdev_prop_set_uint32(dev, "it_shift", 1); 456 qdev_init_nofail(dev); 457 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr); 458 nvr = MACIO_NVRAM(dev); 459 pmac_format_nvram_partition(nvr, 0x2000); 460 /* No PCI init: the BIOS will do it */ 461 462 fw_cfg = fw_cfg_init_mem(CFG_ADDR, CFG_ADDR + 2); 463 fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus); 464 fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); 465 fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); 466 fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch); 467 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); 468 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); 469 if (kernel_cmdline) { 470 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base); 471 pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline); 472 } else { 473 fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0); 474 } 475 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base); 476 fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size); 477 fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device); 478 479 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width); 480 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height); 481 fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth); 482 483 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled()); 484 if (kvm_enabled()) { 485 #ifdef CONFIG_KVM 486 uint8_t *hypercall; 487 488 hypercall = g_malloc(16); 489 kvmppc_get_hypercall(env, hypercall, 16); 490 fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16); 491 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid()); 492 #endif 493 } 494 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq); 495 /* Mac OS X requires a "known good" clock-frequency value; pass it one. */ 496 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ); 497 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ); 498 fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr); 499 500 /* MacOS NDRV VGA driver */ 501 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME); 502 if (filename) { 503 ndrv_size = get_image_size(filename); 504 if (ndrv_size != -1) { 505 ndrv_file = g_malloc(ndrv_size); 506 ndrv_size = load_image(filename, ndrv_file); 507 508 fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size); 509 } 510 g_free(filename); 511 } 512 513 qemu_register_boot_set(fw_cfg_boot_set, fw_cfg); 514 } 515 516 static int core99_kvm_type(const char *arg) 517 { 518 /* Always force PR KVM */ 519 return 2; 520 } 521 522 static void core99_machine_class_init(ObjectClass *oc, void *data) 523 { 524 MachineClass *mc = MACHINE_CLASS(oc); 525 526 mc->desc = "Mac99 based PowerMAC"; 527 mc->init = ppc_core99_init; 528 mc->block_default_type = IF_IDE; 529 mc->max_cpus = MAX_CPUS; 530 mc->default_boot_order = "cd"; 531 mc->kvm_type = core99_kvm_type; 532 } 533 534 static const TypeInfo core99_machine_info = { 535 .name = MACHINE_TYPE_NAME("mac99"), 536 .parent = TYPE_MACHINE, 537 .class_init = core99_machine_class_init, 538 }; 539 540 static void mac_machine_register_types(void) 541 { 542 type_register_static(&core99_machine_info); 543 } 544 545 type_init(mac_machine_register_types) 546