qemu/hw/ppc/mac_newworld.c
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   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-common.h"
  51#include "qapi/error.h"
  52#include "hw/hw.h"
  53#include "hw/ppc/ppc.h"
  54#include "hw/ppc/mac.h"
  55#include "hw/input/adb.h"
  56#include "hw/ppc/mac_dbdma.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/misc/macio/macio.h"
  64#include "hw/ppc/openpic.h"
  65#include "hw/ide.h"
  66#include "hw/loader.h"
  67#include "hw/fw-path-provider.h"
  68#include "elf.h"
  69#include "qemu/error-report.h"
  70#include "sysemu/kvm.h"
  71#include "kvm_ppc.h"
  72#include "hw/usb.h"
  73#include "exec/address-spaces.h"
  74#include "hw/sysbus.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 (900UL * 1000UL * 1000UL)
  81#define BUSFREQ (100UL * 1000UL * 1000UL)
  82
  83#define NDRV_VGA_FILENAME "qemu_vga.ndrv"
  84
  85
  86static void fw_cfg_boot_set(void *opaque, const char *boot_device,
  87                            Error **errp)
  88{
  89    fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
  90}
  91
  92static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
  93{
  94    return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
  95}
  96
  97static void ppc_core99_reset(void *opaque)
  98{
  99    PowerPCCPU *cpu = opaque;
 100
 101    cpu_reset(CPU(cpu));
 102    /* 970 CPUs want to get their initial IP as part of their boot protocol */
 103    cpu->env.nip = PROM_ADDR + 0x100;
 104}
 105
 106/* PowerPC Mac99 hardware initialisation */
 107static void ppc_core99_init(MachineState *machine)
 108{
 109    ram_addr_t ram_size = machine->ram_size;
 110    const char *kernel_filename = machine->kernel_filename;
 111    const char *kernel_cmdline = machine->kernel_cmdline;
 112    const char *initrd_filename = machine->initrd_filename;
 113    const char *boot_device = machine->boot_order;
 114    Core99MachineState *core99_machine = CORE99_MACHINE(machine);
 115    PowerPCCPU *cpu = NULL;
 116    CPUPPCState *env = NULL;
 117    char *filename;
 118    IrqLines *openpic_irqs;
 119    int linux_boot, i, j, k;
 120    MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
 121    hwaddr kernel_base, initrd_base, cmdline_base = 0;
 122    long kernel_size, initrd_size;
 123    UNINHostState *uninorth_pci;
 124    PCIBus *pci_bus;
 125    NewWorldMacIOState *macio;
 126    bool has_pmu, has_adb;
 127    MACIOIDEState *macio_ide;
 128    BusState *adb_bus;
 129    MacIONVRAMState *nvr;
 130    int bios_size;
 131    int ppc_boot_device;
 132    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
 133    void *fw_cfg;
 134    int machine_arch;
 135    SysBusDevice *s;
 136    DeviceState *dev, *pic_dev;
 137    hwaddr nvram_addr = 0xFFF04000;
 138    uint64_t tbfreq;
 139    unsigned int smp_cpus = machine->smp.cpus;
 140
 141    linux_boot = (kernel_filename != NULL);
 142
 143    /* init CPUs */
 144    for (i = 0; i < smp_cpus; i++) {
 145        cpu = POWERPC_CPU(cpu_create(machine->cpu_type));
 146        env = &cpu->env;
 147
 148        /* Set time-base frequency to 100 Mhz */
 149        cpu_ppc_tb_init(env, TBFREQ);
 150        qemu_register_reset(ppc_core99_reset, cpu);
 151    }
 152
 153    /* allocate RAM */
 154    memory_region_allocate_system_memory(ram, NULL, "ppc_core99.ram", ram_size);
 155    memory_region_add_subregion(get_system_memory(), 0, ram);
 156
 157    /* allocate and load BIOS */
 158    memory_region_init_ram(bios, NULL, "ppc_core99.bios", BIOS_SIZE,
 159                           &error_fatal);
 160
 161    if (bios_name == NULL)
 162        bios_name = PROM_FILENAME;
 163    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
 164    memory_region_set_readonly(bios, true);
 165    memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
 166
 167    /* Load OpenBIOS (ELF) */
 168    if (filename) {
 169        bios_size = load_elf(filename, NULL, NULL, NULL, NULL,
 170                             NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
 171
 172        g_free(filename);
 173    } else {
 174        bios_size = -1;
 175    }
 176    if (bios_size < 0 || bios_size > BIOS_SIZE) {
 177        error_report("could not load PowerPC bios '%s'", bios_name);
 178        exit(1);
 179    }
 180
 181    if (linux_boot) {
 182        uint64_t lowaddr = 0;
 183        int bswap_needed;
 184
 185#ifdef BSWAP_NEEDED
 186        bswap_needed = 1;
 187#else
 188        bswap_needed = 0;
 189#endif
 190        kernel_base = KERNEL_LOAD_ADDR;
 191
 192        kernel_size = load_elf(kernel_filename, NULL,
 193                               translate_kernel_address, NULL,
 194                               NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE,
 195                               0, 0);
 196        if (kernel_size < 0)
 197            kernel_size = load_aout(kernel_filename, kernel_base,
 198                                    ram_size - kernel_base, bswap_needed,
 199                                    TARGET_PAGE_SIZE);
 200        if (kernel_size < 0)
 201            kernel_size = load_image_targphys(kernel_filename,
 202                                              kernel_base,
 203                                              ram_size - kernel_base);
 204        if (kernel_size < 0) {
 205            error_report("could not load kernel '%s'", kernel_filename);
 206            exit(1);
 207        }
 208        /* load initrd */
 209        if (initrd_filename) {
 210            initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
 211            initrd_size = load_image_targphys(initrd_filename, initrd_base,
 212                                              ram_size - initrd_base);
 213            if (initrd_size < 0) {
 214                error_report("could not load initial ram disk '%s'",
 215                             initrd_filename);
 216                exit(1);
 217            }
 218            cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size);
 219        } else {
 220            initrd_base = 0;
 221            initrd_size = 0;
 222            cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
 223        }
 224        ppc_boot_device = 'm';
 225    } else {
 226        kernel_base = 0;
 227        kernel_size = 0;
 228        initrd_base = 0;
 229        initrd_size = 0;
 230        ppc_boot_device = '\0';
 231        /* We consider that NewWorld PowerMac never have any floppy drive
 232         * For now, OHW cannot boot from the network.
 233         */
 234        for (i = 0; boot_device[i] != '\0'; i++) {
 235            if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
 236                ppc_boot_device = boot_device[i];
 237                break;
 238            }
 239        }
 240        if (ppc_boot_device == '\0') {
 241            error_report("No valid boot device for Mac99 machine");
 242            exit(1);
 243        }
 244    }
 245
 246    /* UniN init */
 247    dev = qdev_create(NULL, TYPE_UNI_NORTH);
 248    qdev_init_nofail(dev);
 249    s = SYS_BUS_DEVICE(dev);
 250    memory_region_add_subregion(get_system_memory(), 0xf8000000,
 251                                sysbus_mmio_get_region(s, 0));
 252
 253    openpic_irqs = g_new0(IrqLines, smp_cpus);
 254    for (i = 0; i < smp_cpus; i++) {
 255        /* Mac99 IRQ connection between OpenPIC outputs pins
 256         * and PowerPC input pins
 257         */
 258        switch (PPC_INPUT(env)) {
 259        case PPC_FLAGS_INPUT_6xx:
 260            openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
 261                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
 262            openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
 263                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
 264            openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
 265                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
 266            /* Not connected ? */
 267            openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
 268            /* Check this */
 269            openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
 270                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
 271            break;
 272#if defined(TARGET_PPC64)
 273        case PPC_FLAGS_INPUT_970:
 274            openpic_irqs[i].irq[OPENPIC_OUTPUT_INT] =
 275                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
 276            openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
 277                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
 278            openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
 279                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
 280            /* Not connected ? */
 281            openpic_irqs[i].irq[OPENPIC_OUTPUT_DEBUG] = NULL;
 282            /* Check this */
 283            openpic_irqs[i].irq[OPENPIC_OUTPUT_RESET] =
 284                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
 285            break;
 286#endif /* defined(TARGET_PPC64) */
 287        default:
 288            error_report("Bus model not supported on mac99 machine");
 289            exit(1);
 290        }
 291    }
 292
 293    pic_dev = qdev_create(NULL, TYPE_OPENPIC);
 294    qdev_prop_set_uint32(pic_dev, "model", OPENPIC_MODEL_KEYLARGO);
 295    qdev_init_nofail(pic_dev);
 296    s = SYS_BUS_DEVICE(pic_dev);
 297    k = 0;
 298    for (i = 0; i < smp_cpus; i++) {
 299        for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
 300            sysbus_connect_irq(s, k++, openpic_irqs[i].irq[j]);
 301        }
 302    }
 303    g_free(openpic_irqs);
 304
 305    if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
 306        /* 970 gets a U3 bus */
 307        /* Uninorth AGP bus */
 308        dev = qdev_create(NULL, TYPE_U3_AGP_HOST_BRIDGE);
 309        object_property_set_link(OBJECT(dev), OBJECT(pic_dev), "pic",
 310                                 &error_abort);
 311        qdev_init_nofail(dev);
 312        uninorth_pci = U3_AGP_HOST_BRIDGE(dev);
 313        s = SYS_BUS_DEVICE(dev);
 314        /* PCI hole */
 315        memory_region_add_subregion(get_system_memory(), 0x80000000ULL,
 316                                    sysbus_mmio_get_region(s, 2));
 317        /* Register 8 MB of ISA IO space */
 318        memory_region_add_subregion(get_system_memory(), 0xf2000000,
 319                                    sysbus_mmio_get_region(s, 3));
 320        sysbus_mmio_map(s, 0, 0xf0800000);
 321        sysbus_mmio_map(s, 1, 0xf0c00000);
 322
 323        machine_arch = ARCH_MAC99_U3;
 324    } else {
 325        /* Use values found on a real PowerMac */
 326        /* Uninorth AGP bus */
 327        dev = qdev_create(NULL, TYPE_UNI_NORTH_AGP_HOST_BRIDGE);
 328        object_property_set_link(OBJECT(dev), OBJECT(pic_dev), "pic",
 329                                 &error_abort);
 330        qdev_init_nofail(dev);
 331        s = SYS_BUS_DEVICE(dev);
 332        sysbus_mmio_map(s, 0, 0xf0800000);
 333        sysbus_mmio_map(s, 1, 0xf0c00000);
 334
 335        /* Uninorth internal bus */
 336        dev = qdev_create(NULL, TYPE_UNI_NORTH_INTERNAL_PCI_HOST_BRIDGE);
 337        object_property_set_link(OBJECT(dev), OBJECT(pic_dev), "pic",
 338                                 &error_abort);
 339        qdev_init_nofail(dev);
 340        s = SYS_BUS_DEVICE(dev);
 341        sysbus_mmio_map(s, 0, 0xf4800000);
 342        sysbus_mmio_map(s, 1, 0xf4c00000);
 343
 344        /* Uninorth main bus */
 345        dev = qdev_create(NULL, TYPE_UNI_NORTH_PCI_HOST_BRIDGE);
 346        qdev_prop_set_uint32(dev, "ofw-addr", 0xf2000000);
 347        object_property_set_link(OBJECT(dev), OBJECT(pic_dev), "pic",
 348                                 &error_abort);
 349        qdev_init_nofail(dev);
 350        uninorth_pci = UNI_NORTH_PCI_HOST_BRIDGE(dev);
 351        s = SYS_BUS_DEVICE(dev);
 352        /* PCI hole */
 353        memory_region_add_subregion(get_system_memory(), 0x80000000ULL,
 354                                    sysbus_mmio_get_region(s, 2));
 355        /* Register 8 MB of ISA IO space */
 356        memory_region_add_subregion(get_system_memory(), 0xf2000000,
 357                                    sysbus_mmio_get_region(s, 3));
 358        sysbus_mmio_map(s, 0, 0xf2800000);
 359        sysbus_mmio_map(s, 1, 0xf2c00000);
 360
 361        machine_arch = ARCH_MAC99;
 362    }
 363
 364    machine->usb |= defaults_enabled() && !machine->usb_disabled;
 365    has_pmu = (core99_machine->via_config != CORE99_VIA_CONFIG_CUDA);
 366    has_adb = (core99_machine->via_config == CORE99_VIA_CONFIG_CUDA ||
 367               core99_machine->via_config == CORE99_VIA_CONFIG_PMU_ADB);
 368
 369    /* Timebase Frequency */
 370    if (kvm_enabled()) {
 371        tbfreq = kvmppc_get_tbfreq();
 372    } else {
 373        tbfreq = TBFREQ;
 374    }
 375
 376    /* init basic PC hardware */
 377    pci_bus = PCI_HOST_BRIDGE(uninorth_pci)->bus;
 378
 379    /* MacIO */
 380    macio = NEWWORLD_MACIO(pci_create(pci_bus, -1, TYPE_NEWWORLD_MACIO));
 381    dev = DEVICE(macio);
 382    qdev_prop_set_uint64(dev, "frequency", tbfreq);
 383    qdev_prop_set_bit(dev, "has-pmu", has_pmu);
 384    qdev_prop_set_bit(dev, "has-adb", has_adb);
 385    object_property_set_link(OBJECT(macio), OBJECT(pic_dev), "pic",
 386                             &error_abort);
 387    qdev_init_nofail(dev);
 388
 389    /* We only emulate 2 out of 3 IDE controllers for now */
 390    ide_drive_get(hd, ARRAY_SIZE(hd));
 391
 392    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
 393                                                        "ide[0]"));
 394    macio_ide_init_drives(macio_ide, hd);
 395
 396    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
 397                                                        "ide[1]"));
 398    macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
 399
 400    if (has_adb) {
 401        if (has_pmu) {
 402            dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pmu"));
 403        } else {
 404            dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
 405        }
 406
 407        adb_bus = qdev_get_child_bus(dev, "adb.0");
 408        dev = qdev_create(adb_bus, TYPE_ADB_KEYBOARD);
 409        qdev_prop_set_bit(dev, "disable-direct-reg3-writes", true);
 410        qdev_init_nofail(dev);
 411
 412        dev = qdev_create(adb_bus, TYPE_ADB_MOUSE);
 413        qdev_prop_set_bit(dev, "disable-direct-reg3-writes", true);
 414        qdev_init_nofail(dev);
 415    }
 416
 417    if (machine->usb) {
 418        pci_create_simple(pci_bus, -1, "pci-ohci");
 419
 420        /* U3 needs to use USB for input because Linux doesn't support via-cuda
 421        on PPC64 */
 422        if (!has_adb || machine_arch == ARCH_MAC99_U3) {
 423            USBBus *usb_bus = usb_bus_find(-1);
 424
 425            usb_create_simple(usb_bus, "usb-kbd");
 426            usb_create_simple(usb_bus, "usb-mouse");
 427        }
 428    }
 429
 430    pci_vga_init(pci_bus);
 431
 432    if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
 433        graphic_depth = 15;
 434    }
 435
 436    for (i = 0; i < nb_nics; i++) {
 437        pci_nic_init_nofail(&nd_table[i], pci_bus, "sungem", NULL);
 438    }
 439
 440    /* The NewWorld NVRAM is not located in the MacIO device */
 441    if (kvm_enabled() && getpagesize() > 4096) {
 442        /* We can't combine read-write and read-only in a single page, so
 443           move the NVRAM out of ROM again for KVM */
 444        nvram_addr = 0xFFE00000;
 445    }
 446    dev = qdev_create(NULL, TYPE_MACIO_NVRAM);
 447    qdev_prop_set_uint32(dev, "size", 0x2000);
 448    qdev_prop_set_uint32(dev, "it_shift", 1);
 449    qdev_init_nofail(dev);
 450    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
 451    nvr = MACIO_NVRAM(dev);
 452    pmac_format_nvram_partition(nvr, 0x2000);
 453    /* No PCI init: the BIOS will do it */
 454
 455    dev = qdev_create(NULL, TYPE_FW_CFG_MEM);
 456    fw_cfg = FW_CFG(dev);
 457    qdev_prop_set_uint32(dev, "data_width", 1);
 458    qdev_prop_set_bit(dev, "dma_enabled", false);
 459    object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
 460                              OBJECT(fw_cfg), NULL);
 461    qdev_init_nofail(dev);
 462    s = SYS_BUS_DEVICE(dev);
 463    sysbus_mmio_map(s, 0, CFG_ADDR);
 464    sysbus_mmio_map(s, 1, CFG_ADDR + 2);
 465
 466    fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
 467    fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus);
 468    fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
 469    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
 470    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
 471    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
 472    if (kernel_cmdline) {
 473        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
 474        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
 475    } else {
 476        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
 477    }
 478    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
 479    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
 480    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
 481
 482    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
 483    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
 484    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
 485
 486    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_VIACONFIG, core99_machine->via_config);
 487
 488    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
 489    if (kvm_enabled()) {
 490        uint8_t *hypercall;
 491
 492        hypercall = g_malloc(16);
 493        kvmppc_get_hypercall(env, hypercall, 16);
 494        fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
 495        fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
 496    }
 497    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
 498    /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
 499    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
 500    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
 501    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
 502
 503    /* MacOS NDRV VGA driver */
 504    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME);
 505    if (filename) {
 506        gchar *ndrv_file;
 507        gsize ndrv_size;
 508
 509        if (g_file_get_contents(filename, &ndrv_file, &ndrv_size, NULL)) {
 510            fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size);
 511        }
 512        g_free(filename);
 513    }
 514
 515    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
 516}
 517
 518/*
 519 * Implementation of an interface to adjust firmware path
 520 * for the bootindex property handling.
 521 */
 522static char *core99_fw_dev_path(FWPathProvider *p, BusState *bus,
 523                                DeviceState *dev)
 524{
 525    PCIDevice *pci;
 526    IDEBus *ide_bus;
 527    IDEState *ide_s;
 528    MACIOIDEState *macio_ide;
 529
 530    if (!strcmp(object_get_typename(OBJECT(dev)), "macio-newworld")) {
 531        pci = PCI_DEVICE(dev);
 532        return g_strdup_printf("mac-io@%x", PCI_SLOT(pci->devfn));
 533    }
 534
 535    if (!strcmp(object_get_typename(OBJECT(dev)), "macio-ide")) {
 536        macio_ide = MACIO_IDE(dev);
 537        return g_strdup_printf("ata-3@%x", macio_ide->addr);
 538    }
 539
 540    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-drive")) {
 541        ide_bus = IDE_BUS(qdev_get_parent_bus(dev));
 542        ide_s = idebus_active_if(ide_bus);
 543
 544        if (ide_s->drive_kind == IDE_CD) {
 545            return g_strdup("cdrom");
 546        }
 547
 548        return g_strdup("disk");
 549    }
 550
 551    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
 552        return g_strdup("disk");
 553    }
 554
 555    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
 556        return g_strdup("cdrom");
 557    }
 558
 559    if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
 560        return g_strdup("disk");
 561    }
 562
 563    return NULL;
 564}
 565static int core99_kvm_type(MachineState *machine, const char *arg)
 566{
 567    /* Always force PR KVM */
 568    return 2;
 569}
 570
 571static void core99_machine_class_init(ObjectClass *oc, void *data)
 572{
 573    MachineClass *mc = MACHINE_CLASS(oc);
 574    FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
 575
 576    mc->desc = "Mac99 based PowerMAC";
 577    mc->init = ppc_core99_init;
 578    mc->block_default_type = IF_IDE;
 579    mc->max_cpus = MAX_CPUS;
 580    mc->default_boot_order = "cd";
 581    mc->default_display = "std";
 582    mc->kvm_type = core99_kvm_type;
 583#ifdef TARGET_PPC64
 584    mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("970fx_v3.1");
 585#else
 586    mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("7400_v2.9");
 587#endif
 588    mc->ignore_boot_device_suffixes = true;
 589    fwc->get_dev_path = core99_fw_dev_path;
 590}
 591
 592static char *core99_get_via_config(Object *obj, Error **errp)
 593{
 594    Core99MachineState *cms = CORE99_MACHINE(obj);
 595
 596    switch (cms->via_config) {
 597    default:
 598    case CORE99_VIA_CONFIG_CUDA:
 599        return g_strdup("cuda");
 600
 601    case CORE99_VIA_CONFIG_PMU:
 602        return g_strdup("pmu");
 603
 604    case CORE99_VIA_CONFIG_PMU_ADB:
 605        return g_strdup("pmu-adb");
 606    }
 607}
 608
 609static void core99_set_via_config(Object *obj, const char *value, Error **errp)
 610{
 611    Core99MachineState *cms = CORE99_MACHINE(obj);
 612
 613    if (!strcmp(value, "cuda")) {
 614        cms->via_config = CORE99_VIA_CONFIG_CUDA;
 615    } else if (!strcmp(value, "pmu")) {
 616        cms->via_config = CORE99_VIA_CONFIG_PMU;
 617    } else if (!strcmp(value, "pmu-adb")) {
 618        cms->via_config = CORE99_VIA_CONFIG_PMU_ADB;
 619    } else {
 620        error_setg(errp, "Invalid via value");
 621        error_append_hint(errp, "Valid values are cuda, pmu, pmu-adb.\n");
 622    }
 623}
 624
 625static void core99_instance_init(Object *obj)
 626{
 627    Core99MachineState *cms = CORE99_MACHINE(obj);
 628
 629    /* Default via_config is CORE99_VIA_CONFIG_CUDA */
 630    cms->via_config = CORE99_VIA_CONFIG_CUDA;
 631    object_property_add_str(obj, "via", core99_get_via_config,
 632                            core99_set_via_config, NULL);
 633    object_property_set_description(obj, "via",
 634                                    "Set VIA configuration. "
 635                                    "Valid values are cuda, pmu and pmu-adb",
 636                                    NULL);
 637
 638    return;
 639}
 640
 641static const TypeInfo core99_machine_info = {
 642    .name          = MACHINE_TYPE_NAME("mac99"),
 643    .parent        = TYPE_MACHINE,
 644    .class_init    = core99_machine_class_init,
 645    .instance_init = core99_instance_init,
 646    .instance_size = sizeof(Core99MachineState),
 647    .interfaces = (InterfaceInfo[]) {
 648        { TYPE_FW_PATH_PROVIDER },
 649        { }
 650    },
 651};
 652
 653static void mac_machine_register_types(void)
 654{
 655    type_register_static(&core99_machine_info);
 656}
 657
 658type_init(mac_machine_register_types)
 659