hw/ppc/mac_newworld.c

   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 "qemu/datadir.h"
  51 #include "qemu/units.h"
  52 #include "qapi/error.h"
  53 #include "hw/ppc/ppc.h"
  54 #include "hw/qdev-properties.h"
  55 #include "hw/nvram/mac_nvram.h"
  56 #include "hw/boards.h"
  57 #include "hw/pci-host/uninorth.h"
  58 #include "hw/input/adb.h"
  59 #include "hw/ppc/mac_dbdma.h"
  60 #include "hw/pci/pci.h"
  61 #include "net/net.h"
  62 #include "sysemu/sysemu.h"
  63 #include "hw/nvram/fw_cfg.h"
  64 #include "hw/char/escc.h"
  65 #include "hw/misc/macio/macio.h"
  66 #include "hw/ppc/openpic.h"
  67 #include "hw/loader.h"
  68 #include "hw/fw-path-provider.h"
  69 #include "elf.h"
  70 #include "qemu/error-report.h"
  71 #include "sysemu/kvm.h"
  72 #include "sysemu/reset.h"
  73 #include "kvm_ppc.h"
  74 #include "hw/usb.h"
  75 #include "hw/sysbus.h"
  76 #include "trace.h"
  77
  78 #define MAX_IDE_BUS 2
  79 #define CFG_ADDR 0xf0000510
  80 #define TBFREQ (100UL * 1000UL * 1000UL)
  81 #define CLOCKFREQ (900UL * 1000UL * 1000UL)
  82 #define BUSFREQ (100UL * 1000UL * 1000UL)
  83
  84 #define NDRV_VGA_FILENAME "qemu_vga.ndrv"
  85
  86 #define PROM_FILENAME "openbios-ppc"
  87 #define PROM_BASE 0xfff00000
  88 #define PROM_SIZE (1 * MiB)
  89
  90 #define KERNEL_LOAD_ADDR 0x01000000
  91 #define KERNEL_GAP       0x00100000
  92
  93 #define TYPE_CORE99_MACHINE MACHINE_TYPE_NAME("mac99")
  94 typedef struct Core99MachineState Core99MachineState;
  95 DECLARE_INSTANCE_CHECKER(Core99MachineState, CORE99_MACHINE,
  96                          TYPE_CORE99_MACHINE)
  97
  98 typedef enum {
  99     CORE99_VIA_CONFIG_CUDA = 0,
 100     CORE99_VIA_CONFIG_PMU,
 101     CORE99_VIA_CONFIG_PMU_ADB
 102 } Core99ViaConfig;
 103
 104 struct Core99MachineState {
 105     /*< private >*/
 106     MachineState parent;
 107
 108     Core99ViaConfig via_config;
 109 };
 110
 111 static void fw_cfg_boot_set(void *opaque, const char *boot_device,
 112                             Error **errp)
 113 {
 114     fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
 115 }
 116
 117 static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
 118 {
 119     return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
 120 }
 121
 122 static void ppc_core99_reset(void *opaque)
 123 {
 124     PowerPCCPU *cpu = opaque;
 125
 126     cpu_reset(CPU(cpu));
 127     /* 970 CPUs want to get their initial IP as part of their boot protocol */
 128     cpu->env.nip = PROM_BASE + 0x100;
 129 }
 130
 131 /* PowerPC Mac99 hardware initialisation */
 132 static void ppc_core99_init(MachineState *machine)
 133 {
 134     Core99MachineState *core99_machine = CORE99_MACHINE(machine);
 135     MachineClass *mc = MACHINE_GET_CLASS(machine);
 136     PowerPCCPU *cpu = NULL;
 137     CPUPPCState *env = NULL;
 138     char *filename;
 139     IrqLines *openpic_irqs;
 140     int i, j, k, ppc_boot_device, machine_arch, bios_size = -1;
 141     const char *bios_name = machine->firmware ?: PROM_FILENAME;
 142     MemoryRegion *bios = g_new(MemoryRegion, 1);
 143     hwaddr kernel_base = 0, initrd_base = 0, cmdline_base = 0;
 144     long kernel_size = 0, initrd_size = 0;
 145     PCIBus *pci_bus;
 146     bool has_pmu, has_adb;
 147     Object *macio;
 148     MACIOIDEState *macio_ide;
 149     BusState *adb_bus;
 150     MacIONVRAMState *nvr;
 151     DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
 152     void *fw_cfg;
 153     SysBusDevice *s;
 154     DeviceState *dev, *pic_dev, *uninorth_pci_dev;
 155     DeviceState *uninorth_internal_dev = NULL, *uninorth_agp_dev = NULL;
 156     hwaddr nvram_addr = 0xFFF04000;
 157     uint64_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TBFREQ;
 158
 159     /* init CPUs */
 160     for (i = 0; i < machine->smp.cpus; i++) {
 161         cpu = POWERPC_CPU(cpu_create(machine->cpu_type));
 162         env = &cpu->env;
 163
 164         /* Set time-base frequency to 100 Mhz */
 165         cpu_ppc_tb_init(env, TBFREQ);
 166         qemu_register_reset(ppc_core99_reset, cpu);
 167     }
 168
 169     /* allocate RAM */
 170     if (machine->ram_size > 2 * GiB) {
 171         error_report("RAM size more than 2 GiB is not supported");
 172         exit(1);
 173     }
 174     memory_region_add_subregion(get_system_memory(), 0, machine->ram);
 175
 176     /* allocate and load firmware ROM */
 177     memory_region_init_rom(bios, NULL, "ppc_core99.bios", PROM_SIZE,
 178                            &error_fatal);
 179     memory_region_add_subregion(get_system_memory(), PROM_BASE, bios);
 180
 181     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
 182     if (filename) {
 183         /* Load OpenBIOS (ELF) */
 184         bios_size = load_elf(filename, NULL, NULL, NULL, NULL,
 185                              NULL, NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
 186
 187         if (bios_size <= 0) {
 188             /* or load binary ROM image */
 189             bios_size = load_image_targphys(filename, PROM_BASE, PROM_SIZE);
 190         }
 191         g_free(filename);
 192     }
 193     if (bios_size < 0 || bios_size > PROM_SIZE) {
 194         error_report("could not load PowerPC bios '%s'", bios_name);
 195         exit(1);
 196     }
 197
 198     if (machine->kernel_filename) {
 199         int bswap_needed = 0;
 200
 201 #ifdef BSWAP_NEEDED
 202         bswap_needed = 1;
 203 #endif
 204         kernel_base = KERNEL_LOAD_ADDR;
 205         kernel_size = load_elf(machine->kernel_filename, NULL,
 206                                translate_kernel_address, NULL, NULL, NULL,
 207                                NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
 208         if (kernel_size < 0) {
 209             kernel_size = load_aout(machine->kernel_filename, kernel_base,
 210                                     machine->ram_size - kernel_base,
 211                                     bswap_needed, TARGET_PAGE_SIZE);
 212         }
 213         if (kernel_size < 0) {
 214             kernel_size = load_image_targphys(machine->kernel_filename,
 215                                               kernel_base,
 216                                               machine->ram_size - kernel_base);
 217         }
 218         if (kernel_size < 0) {
 219             error_report("could not load kernel '%s'",
 220                          machine->kernel_filename);
 221             exit(1);
 222         }
 223         /* load initrd */
 224         if (machine->initrd_filename) {
 225             initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
 226             initrd_size = load_image_targphys(machine->initrd_filename,
 227                                               initrd_base,
 228                                               machine->ram_size - initrd_base);
 229             if (initrd_size < 0) {
 230                 error_report("could not load initial ram disk '%s'",
 231                              machine->initrd_filename);
 232                 exit(1);
 233             }
 234             cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size);
 235         } else {
 236             cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
 237         }
 238         ppc_boot_device = 'm';
 239     } else {
 240         ppc_boot_device = '\0';
 241         /* We consider that NewWorld PowerMac never have any floppy drive
 242          * For now, OHW cannot boot from the network.
 243          */
 244         for (i = 0; machine->boot_config.order[i] != '\0'; i++) {
 245             if (machine->boot_config.order[i] >= 'c' &&
 246                 machine->boot_config.order[i] <= 'f') {
 247                 ppc_boot_device = machine->boot_config.order[i];
 248                 break;
 249             }
 250         }
 251         if (ppc_boot_device == '\0') {
 252             error_report("No valid boot device for Mac99 machine");
 253             exit(1);
 254         }
 255     }
 256
 257     openpic_irqs = g_new0(IrqLines, machine->smp.cpus);
 258     dev = DEVICE(cpu);
 259     for (i = 0; i < machine->smp.cpus; i++) {
 260         /* Mac99 IRQ connection between OpenPIC outputs pins
 261          * and PowerPC input pins
 262          */
 263         switch (PPC_INPUT(env)) {
 264         case PPC_FLAGS_INPUT_6xx:
 265             openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
 266                 qdev_get_gpio_in(dev, PPC6xx_INPUT_INT);
 267             openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
 268                  qdev_get_gpio_in(dev, PPC6xx_INPUT_INT);
 269             openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
 270                 qdev_get_gpio_in(dev, PPC6xx_INPUT_MCP);
 271             /* Not connected ? */
 272             openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
 273             /* Check this */
 274             openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
 275                 qdev_get_gpio_in(dev, PPC6xx_INPUT_HRESET);
 276             break;
 277 #if defined(TARGET_PPC64)
 278         case PPC_FLAGS_INPUT_970:
 279             openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
 280                 qdev_get_gpio_in(dev, PPC970_INPUT_INT);
 281             openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
 282                 qdev_get_gpio_in(dev, PPC970_INPUT_INT);
 283             openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
 284                 qdev_get_gpio_in(dev, PPC970_INPUT_MCP);
 285             /* Not connected ? */
 286             openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
 287             /* Check this */
 288             openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
 289                 qdev_get_gpio_in(dev, PPC970_INPUT_HRESET);
 290             break;
 291 #endif /* defined(TARGET_PPC64) */
 292         default:
 293             error_report("Bus model not supported on mac99 machine");
 294             exit(1);
 295         }
 296     }
 297
 298     /* UniN init */
 299     s = SYS_BUS_DEVICE(qdev_new(TYPE_UNI_NORTH));
 300     sysbus_realize_and_unref(s, &error_fatal);
 301     memory_region_add_subregion(get_system_memory(), 0xf8000000,
 302                                 sysbus_mmio_get_region(s, 0));
 303
 304     if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
 305         machine_arch = ARCH_MAC99_U3;
 306         /* 970 gets a U3 bus */
 307         /* Uninorth AGP bus */
 308         uninorth_pci_dev = qdev_new(TYPE_U3_AGP_HOST_BRIDGE);
 309         s = SYS_BUS_DEVICE(uninorth_pci_dev);
 310         sysbus_realize_and_unref(s, &error_fatal);
 311         sysbus_mmio_map(s, 0, 0xf0800000);
 312         sysbus_mmio_map(s, 1, 0xf0c00000);
 313         /* PCI hole */
 314         memory_region_add_subregion(get_system_memory(), 0x80000000,
 315                                     sysbus_mmio_get_region(s, 2));
 316         /* Register 8 MB of ISA IO space */
 317         memory_region_add_subregion(get_system_memory(), 0xf2000000,
 318                                     sysbus_mmio_get_region(s, 3));
 319     } else {
 320         machine_arch = ARCH_MAC99;
 321         /* Use values found on a real PowerMac */
 322         /* Uninorth AGP bus */
 323         uninorth_agp_dev = qdev_new(TYPE_UNI_NORTH_AGP_HOST_BRIDGE);
 324         s = SYS_BUS_DEVICE(uninorth_agp_dev);
 325         sysbus_realize_and_unref(s, &error_fatal);
 326         sysbus_mmio_map(s, 0, 0xf0800000);
 327         sysbus_mmio_map(s, 1, 0xf0c00000);
 328
 329         /* Uninorth internal bus */
 330         uninorth_internal_dev = qdev_new(
 331                                 TYPE_UNI_NORTH_INTERNAL_PCI_HOST_BRIDGE);
 332         s = SYS_BUS_DEVICE(uninorth_internal_dev);
 333         sysbus_realize_and_unref(s, &error_fatal);
 334         sysbus_mmio_map(s, 0, 0xf4800000);
 335         sysbus_mmio_map(s, 1, 0xf4c00000);
 336
 337         /* Uninorth main bus - this must be last to make it the default */
 338         uninorth_pci_dev = qdev_new(TYPE_UNI_NORTH_PCI_HOST_BRIDGE);
 339         qdev_prop_set_uint32(uninorth_pci_dev, "ofw-addr", 0xf2000000);
 340         s = SYS_BUS_DEVICE(uninorth_pci_dev);
 341         sysbus_realize_and_unref(s, &error_fatal);
 342         sysbus_mmio_map(s, 0, 0xf2800000);
 343         sysbus_mmio_map(s, 1, 0xf2c00000);
 344         /* PCI hole */
 345         memory_region_add_subregion(get_system_memory(), 0x80000000,
 346                                     sysbus_mmio_get_region(s, 2));
 347         /* Register 8 MB of ISA IO space */
 348         memory_region_add_subregion(get_system_memory(), 0xf2000000,
 349                                     sysbus_mmio_get_region(s, 3));
 350     }
 351
 352     machine->usb |= defaults_enabled() && !machine->usb_disabled;
 353     has_pmu = (core99_machine->via_config != CORE99_VIA_CONFIG_CUDA);
 354     has_adb = (core99_machine->via_config == CORE99_VIA_CONFIG_CUDA ||
 355                core99_machine->via_config == CORE99_VIA_CONFIG_PMU_ADB);
 356
 357     /* init basic PC hardware */
 358     pci_bus = PCI_HOST_BRIDGE(uninorth_pci_dev)->bus;
 359
 360     /* MacIO */
 361     macio = OBJECT(pci_new(-1, TYPE_NEWWORLD_MACIO));
 362     dev = DEVICE(macio);
 363     qdev_prop_set_uint64(dev, "frequency", tbfreq);
 364     qdev_prop_set_bit(dev, "has-pmu", has_pmu);
 365     qdev_prop_set_bit(dev, "has-adb", has_adb);
 366
 367     dev = DEVICE(object_resolve_path_component(macio, "escc"));
 368     qdev_prop_set_chr(dev, "chrA", serial_hd(0));
 369     qdev_prop_set_chr(dev, "chrB", serial_hd(1));
 370
 371     pci_realize_and_unref(PCI_DEVICE(macio), pci_bus, &error_fatal);
 372
 373     pic_dev = DEVICE(object_resolve_path_component(macio, "pic"));
 374     for (i = 0; i < 4; i++) {
 375         qdev_connect_gpio_out(uninorth_pci_dev, i,
 376                               qdev_get_gpio_in(pic_dev, 0x1b + i));
 377     }
 378
 379     /* TODO: additional PCI buses only wired up for 32-bit machines */
 380     if (PPC_INPUT(env) != PPC_FLAGS_INPUT_970) {
 381         /* Uninorth AGP bus */
 382         for (i = 0; i < 4; i++) {
 383             qdev_connect_gpio_out(uninorth_agp_dev, i,
 384                                   qdev_get_gpio_in(pic_dev, 0x1b + i));
 385         }
 386
 387         /* Uninorth internal bus */
 388         for (i = 0; i < 4; i++) {
 389             qdev_connect_gpio_out(uninorth_internal_dev, i,
 390                                   qdev_get_gpio_in(pic_dev, 0x1b + i));
 391         }
 392     }
 393
 394     /* OpenPIC */
 395     s = SYS_BUS_DEVICE(pic_dev);
 396     k = 0;
 397     for (i = 0; i < machine->smp.cpus; i++) {
 398         for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
 399             sysbus_connect_irq(s, k++, openpic_irqs[i].irq[j]);
 400         }
 401     }
 402     g_free(openpic_irqs);
 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(macio, "ide[0]"));
 408     macio_ide_init_drives(macio_ide, hd);
 409
 410     macio_ide = MACIO_IDE(object_resolve_path_component(macio, "ide[1]"));
 411     macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
 412
 413     if (has_adb) {
 414         if (has_pmu) {
 415             dev = DEVICE(object_resolve_path_component(macio, "pmu"));
 416         } else {
 417             dev = DEVICE(object_resolve_path_component(macio, "cuda"));
 418         }
 419
 420         adb_bus = qdev_get_child_bus(dev, "adb.0");
 421         dev = qdev_new(TYPE_ADB_KEYBOARD);
 422         qdev_realize_and_unref(dev, adb_bus, &error_fatal);
 423
 424         dev = qdev_new(TYPE_ADB_MOUSE);
 425         qdev_realize_and_unref(dev, adb_bus, &error_fatal);
 426     }
 427
 428     if (machine->usb) {
 429         pci_create_simple(pci_bus, -1, "pci-ohci");
 430
 431         /* U3 needs to use USB for input because Linux doesn't support via-cuda
 432         on PPC64 */
 433         if (!has_adb || machine_arch == ARCH_MAC99_U3) {
 434             USBBus *usb_bus = usb_bus_find(-1);
 435
 436             usb_create_simple(usb_bus, "usb-kbd");
 437             usb_create_simple(usb_bus, "usb-mouse");
 438         }
 439     }
 440
 441     pci_vga_init(pci_bus);
 442
 443     if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
 444         graphic_depth = 15;
 445     }
 446
 447     pci_init_nic_devices(pci_bus, mc->default_nic);
 448
 449     /* The NewWorld NVRAM is not located in the MacIO device */
 450     if (kvm_enabled() && qemu_real_host_page_size() > 4096) {
 451         /* We can't combine read-write and read-only in a single page, so
 452            move the NVRAM out of ROM again for KVM */
 453         nvram_addr = 0xFFE00000;
 454     }
 455     dev = qdev_new(TYPE_MACIO_NVRAM);
 456     qdev_prop_set_uint32(dev, "size", MACIO_NVRAM_SIZE);
 457     qdev_prop_set_uint32(dev, "it_shift", 1);
 458     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 459     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
 460     nvr = MACIO_NVRAM(dev);
 461     pmac_format_nvram_partition(nvr, MACIO_NVRAM_SIZE);
 462     /* No PCI init: the BIOS will do it */
 463
 464     dev = qdev_new(TYPE_FW_CFG_MEM);
 465     fw_cfg = FW_CFG(dev);
 466     qdev_prop_set_uint32(dev, "data_width", 1);
 467     qdev_prop_set_bit(dev, "dma_enabled", false);
 468     object_property_add_child(OBJECT(machine), TYPE_FW_CFG, OBJECT(fw_cfg));
 469     s = SYS_BUS_DEVICE(dev);
 470     sysbus_realize_and_unref(s, &error_fatal);
 471     sysbus_mmio_map(s, 0, CFG_ADDR);
 472     sysbus_mmio_map(s, 1, CFG_ADDR + 2);
 473
 474     fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)machine->smp.cpus);
 475     fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus);
 476     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size);
 477     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
 478     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
 479     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
 480     if (machine->kernel_cmdline) {
 481         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
 482         pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE,
 483                          machine->kernel_cmdline);
 484     } else {
 485         fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
 486     }
 487     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
 488     fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
 489     fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
 490
 491     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
 492     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
 493     fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
 494
 495     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_VIACONFIG, core99_machine->via_config);
 496
 497     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
 498     if (kvm_enabled()) {
 499         uint8_t *hypercall;
 500
 501         hypercall = g_malloc(16);
 502         kvmppc_get_hypercall(env, hypercall, 16);
 503         fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
 504         fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
 505     }
 506     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
 507     /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
 508     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
 509     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
 510     fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
 511
 512     /* MacOS NDRV VGA driver */
 513     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME);
 514     if (filename) {
 515         gchar *ndrv_file;
 516         gsize ndrv_size;
 517
 518         if (g_file_get_contents(filename, &ndrv_file, &ndrv_size, NULL)) {
 519             fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size);
 520         }
 521         g_free(filename);
 522     }
 523
 524     qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
 525 }
 526
 527 /*
 528  * Implementation of an interface to adjust firmware path
 529  * for the bootindex property handling.
 530  */
 531 static char *core99_fw_dev_path(FWPathProvider *p, BusState *bus,
 532                                 DeviceState *dev)
 533 {
 534     PCIDevice *pci;
 535     MACIOIDEState *macio_ide;
 536
 537     if (!strcmp(object_get_typename(OBJECT(dev)), "macio-newworld")) {
 538         pci = PCI_DEVICE(dev);
 539         return g_strdup_printf("mac-io@%x", PCI_SLOT(pci->devfn));
 540     }
 541
 542     if (!strcmp(object_get_typename(OBJECT(dev)), "macio-ide")) {
 543         macio_ide = MACIO_IDE(dev);
 544         return g_strdup_printf("ata-3@%x", macio_ide->addr);
 545     }
 546
 547     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
 548         return g_strdup("disk");
 549     }
 550
 551     if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
 552         return g_strdup("cdrom");
 553     }
 554
 555     if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
 556         return g_strdup("disk");
 557     }
 558
 559     return NULL;
 560 }
 561 static int core99_kvm_type(MachineState *machine, const char *arg)
 562 {
 563     /* Always force PR KVM */
 564     return 2;
 565 }
 566
 567 static void core99_machine_class_init(ObjectClass *oc, void *data)
 568 {
 569     MachineClass *mc = MACHINE_CLASS(oc);
 570     FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
 571
 572     mc->desc = "Mac99 based PowerMAC";
 573     mc->init = ppc_core99_init;
 574     mc->block_default_type = IF_IDE;
 575     /* SMP is not supported currently */
 576     mc->max_cpus = 1;
 577     mc->default_boot_order = "cd";
 578     mc->default_display = "std";
 579     mc->default_nic = "sungem";
 580     mc->kvm_type = core99_kvm_type;
 581 #ifdef TARGET_PPC64
 582     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("970fx_v3.1");
 583 #else
 584     mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("7400_v2.9");
 585 #endif
 586     mc->default_ram_id = "ppc_core99.ram";
 587     mc->ignore_boot_device_suffixes = true;
 588     fwc->get_dev_path = core99_fw_dev_path;
 589 }
 590
 591 static char *core99_get_via_config(Object *obj, Error **errp)
 592 {
 593     Core99MachineState *cms = CORE99_MACHINE(obj);
 594
 595     switch (cms->via_config) {
 596     default:
 597     case CORE99_VIA_CONFIG_CUDA:
 598         return g_strdup("cuda");
 599
 600     case CORE99_VIA_CONFIG_PMU:
 601         return g_strdup("pmu");
 602
 603     case CORE99_VIA_CONFIG_PMU_ADB:
 604         return g_strdup("pmu-adb");
 605     }
 606 }
 607
 608 static void core99_set_via_config(Object *obj, const char *value, Error **errp)
 609 {
 610     Core99MachineState *cms = CORE99_MACHINE(obj);
 611
 612     if (!strcmp(value, "cuda")) {
 613         cms->via_config = CORE99_VIA_CONFIG_CUDA;
 614     } else if (!strcmp(value, "pmu")) {
 615         cms->via_config = CORE99_VIA_CONFIG_PMU;
 616     } else if (!strcmp(value, "pmu-adb")) {
 617         cms->via_config = CORE99_VIA_CONFIG_PMU_ADB;
 618     } else {
 619         error_setg(errp, "Invalid via value");
 620         error_append_hint(errp, "Valid values are cuda, pmu, pmu-adb.\n");
 621     }
 622 }
 623
 624 static void core99_instance_init(Object *obj)
 625 {
 626     Core99MachineState *cms = CORE99_MACHINE(obj);
 627
 628     /* Default via_config is CORE99_VIA_CONFIG_CUDA */
 629     cms->via_config = CORE99_VIA_CONFIG_CUDA;
 630     object_property_add_str(obj, "via", core99_get_via_config,
 631                             core99_set_via_config);
 632     object_property_set_description(obj, "via",
 633                                     "Set VIA configuration. "
 634                                     "Valid values are cuda, pmu and pmu-adb");
 635
 636     return;
 637 }
 638
 639 static const TypeInfo core99_machine_info = {
 640     .name          = MACHINE_TYPE_NAME("mac99"),
 641     .parent        = TYPE_MACHINE,
 642     .class_init    = core99_machine_class_init,
 643     .instance_init = core99_instance_init,
 644     .instance_size = sizeof(Core99MachineState),
 645     .interfaces = (InterfaceInfo[]) {
 646         { TYPE_FW_PATH_PROVIDER },
 647         { }
 648     },
 649 };
 650
 651 static void mac_machine_register_types(void)
 652 {
 653     type_register_static(&core99_machine_info);
 654 }
 655
 656 type_init(mac_machine_register_types)