cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

mac_newworld.c (24470B)


      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 "qemu/datadir.h"
     52#include "qapi/error.h"
     53#include "hw/ppc/ppc.h"
     54#include "hw/qdev-properties.h"
     55#include "hw/ppc/mac.h"
     56#include "hw/input/adb.h"
     57#include "hw/ppc/mac_dbdma.h"
     58#include "hw/pci/pci.h"
     59#include "net/net.h"
     60#include "sysemu/sysemu.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/loader.h"
     66#include "hw/fw-path-provider.h"
     67#include "elf.h"
     68#include "qemu/error-report.h"
     69#include "sysemu/kvm.h"
     70#include "sysemu/reset.h"
     71#include "kvm_ppc.h"
     72#include "hw/usb.h"
     73#include "hw/sysbus.h"
     74#include "trace.h"
     75
     76#define MAX_IDE_BUS 2
     77#define CFG_ADDR 0xf0000510
     78#define TBFREQ (100UL * 1000UL * 1000UL)
     79#define CLOCKFREQ (900UL * 1000UL * 1000UL)
     80#define BUSFREQ (100UL * 1000UL * 1000UL)
     81
     82#define NDRV_VGA_FILENAME "qemu_vga.ndrv"
     83
     84#define PROM_BASE 0xfff00000
     85#define PROM_SIZE (1 * MiB)
     86
     87static void fw_cfg_boot_set(void *opaque, const char *boot_device,
     88                            Error **errp)
     89{
     90    fw_cfg_modify_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
     91}
     92
     93static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
     94{
     95    return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
     96}
     97
     98static void ppc_core99_reset(void *opaque)
     99{
    100    PowerPCCPU *cpu = opaque;
    101
    102    cpu_reset(CPU(cpu));
    103    /* 970 CPUs want to get their initial IP as part of their boot protocol */
    104    cpu->env.nip = PROM_BASE + 0x100;
    105}
    106
    107/* PowerPC Mac99 hardware initialisation */
    108static void ppc_core99_init(MachineState *machine)
    109{
    110    ram_addr_t ram_size = machine->ram_size;
    111    const char *bios_name = machine->firmware ?: PROM_FILENAME;
    112    const char *kernel_filename = machine->kernel_filename;
    113    const char *kernel_cmdline = machine->kernel_cmdline;
    114    const char *initrd_filename = machine->initrd_filename;
    115    const char *boot_device = machine->boot_order;
    116    Core99MachineState *core99_machine = CORE99_MACHINE(machine);
    117    PowerPCCPU *cpu = NULL;
    118    CPUPPCState *env = NULL;
    119    char *filename;
    120    IrqLines *openpic_irqs;
    121    int linux_boot, i, j, k;
    122    MemoryRegion *bios = g_new(MemoryRegion, 1);
    123    hwaddr kernel_base, initrd_base, cmdline_base = 0;
    124    long kernel_size, initrd_size;
    125    UNINHostState *uninorth_pci;
    126    PCIBus *pci_bus;
    127    PCIDevice *macio;
    128    ESCCState *escc;
    129    bool has_pmu, has_adb;
    130    MACIOIDEState *macio_ide;
    131    BusState *adb_bus;
    132    MacIONVRAMState *nvr;
    133    int bios_size;
    134    int ppc_boot_device;
    135    DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
    136    void *fw_cfg;
    137    int machine_arch;
    138    SysBusDevice *s;
    139    DeviceState *dev, *pic_dev;
    140    DeviceState *uninorth_internal_dev = NULL, *uninorth_agp_dev = NULL;
    141    hwaddr nvram_addr = 0xFFF04000;
    142    uint64_t tbfreq;
    143    unsigned int smp_cpus = machine->smp.cpus;
    144
    145    linux_boot = (kernel_filename != NULL);
    146
    147    /* init CPUs */
    148    for (i = 0; i < smp_cpus; i++) {
    149        cpu = POWERPC_CPU(cpu_create(machine->cpu_type));
    150        env = &cpu->env;
    151
    152        /* Set time-base frequency to 100 Mhz */
    153        cpu_ppc_tb_init(env, TBFREQ);
    154        qemu_register_reset(ppc_core99_reset, cpu);
    155    }
    156
    157    /* allocate RAM */
    158    if (machine->ram_size > 2 * GiB) {
    159        error_report("RAM size more than 2 GiB is not supported");
    160        exit(1);
    161    }
    162    memory_region_add_subregion(get_system_memory(), 0, machine->ram);
    163
    164    /* allocate and load firmware ROM */
    165    memory_region_init_rom(bios, NULL, "ppc_core99.bios", PROM_SIZE,
    166                           &error_fatal);
    167    memory_region_add_subregion(get_system_memory(), PROM_BASE, bios);
    168
    169    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
    170    if (filename) {
    171        /* Load OpenBIOS (ELF) */
    172        bios_size = load_elf(filename, NULL, NULL, NULL, NULL,
    173                             NULL, NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
    174
    175        if (bios_size <= 0) {
    176            /* or load binary ROM image */
    177            bios_size = load_image_targphys(filename, PROM_BASE, PROM_SIZE);
    178        }
    179        g_free(filename);
    180    } else {
    181        bios_size = -1;
    182    }
    183    if (bios_size < 0 || bios_size > PROM_SIZE) {
    184        error_report("could not load PowerPC bios '%s'", bios_name);
    185        exit(1);
    186    }
    187
    188    if (linux_boot) {
    189        int bswap_needed;
    190
    191#ifdef BSWAP_NEEDED
    192        bswap_needed = 1;
    193#else
    194        bswap_needed = 0;
    195#endif
    196        kernel_base = KERNEL_LOAD_ADDR;
    197
    198        kernel_size = load_elf(kernel_filename, NULL,
    199                               translate_kernel_address, NULL, NULL, NULL,
    200                               NULL, NULL, 1, PPC_ELF_MACHINE, 0, 0);
    201        if (kernel_size < 0)
    202            kernel_size = load_aout(kernel_filename, kernel_base,
    203                                    ram_size - kernel_base, bswap_needed,
    204                                    TARGET_PAGE_SIZE);
    205        if (kernel_size < 0)
    206            kernel_size = load_image_targphys(kernel_filename,
    207                                              kernel_base,
    208                                              ram_size - kernel_base);
    209        if (kernel_size < 0) {
    210            error_report("could not load kernel '%s'", kernel_filename);
    211            exit(1);
    212        }
    213        /* load initrd */
    214        if (initrd_filename) {
    215            initrd_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
    216            initrd_size = load_image_targphys(initrd_filename, initrd_base,
    217                                              ram_size - initrd_base);
    218            if (initrd_size < 0) {
    219                error_report("could not load initial ram disk '%s'",
    220                             initrd_filename);
    221                exit(1);
    222            }
    223            cmdline_base = TARGET_PAGE_ALIGN(initrd_base + initrd_size);
    224        } else {
    225            initrd_base = 0;
    226            initrd_size = 0;
    227            cmdline_base = TARGET_PAGE_ALIGN(kernel_base + kernel_size + KERNEL_GAP);
    228        }
    229        ppc_boot_device = 'm';
    230    } else {
    231        kernel_base = 0;
    232        kernel_size = 0;
    233        initrd_base = 0;
    234        initrd_size = 0;
    235        ppc_boot_device = '\0';
    236        /* We consider that NewWorld PowerMac never have any floppy drive
    237         * For now, OHW cannot boot from the network.
    238         */
    239        for (i = 0; boot_device[i] != '\0'; i++) {
    240            if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
    241                ppc_boot_device = boot_device[i];
    242                break;
    243            }
    244        }
    245        if (ppc_boot_device == '\0') {
    246            error_report("No valid boot device for Mac99 machine");
    247            exit(1);
    248        }
    249    }
    250
    251    /* UniN init */
    252    dev = qdev_new(TYPE_UNI_NORTH);
    253    s = SYS_BUS_DEVICE(dev);
    254    sysbus_realize_and_unref(s, &error_fatal);
    255    memory_region_add_subregion(get_system_memory(), 0xf8000000,
    256                                sysbus_mmio_get_region(s, 0));
    257
    258    openpic_irqs = g_new0(IrqLines, smp_cpus);
    259    for (i = 0; i < 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                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
    267            openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
    268                ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
    269            openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
    270                ((qemu_irq *)env->irq_inputs)[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                ((qemu_irq *)env->irq_inputs)[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                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
    281            openpic_irqs[i].irq[OPENPIC_OUTPUT_CINT] =
    282                ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
    283            openpic_irqs[i].irq[OPENPIC_OUTPUT_MCK] =
    284                ((qemu_irq *)env->irq_inputs)[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                ((qemu_irq *)env->irq_inputs)[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    if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
    299        /* 970 gets a U3 bus */
    300        /* Uninorth AGP bus */
    301        dev = qdev_new(TYPE_U3_AGP_HOST_BRIDGE);
    302        sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
    303        uninorth_pci = U3_AGP_HOST_BRIDGE(dev);
    304        s = SYS_BUS_DEVICE(dev);
    305        /* PCI hole */
    306        memory_region_add_subregion(get_system_memory(), 0x80000000ULL,
    307                                    sysbus_mmio_get_region(s, 2));
    308        /* Register 8 MB of ISA IO space */
    309        memory_region_add_subregion(get_system_memory(), 0xf2000000,
    310                                    sysbus_mmio_get_region(s, 3));
    311        sysbus_mmio_map(s, 0, 0xf0800000);
    312        sysbus_mmio_map(s, 1, 0xf0c00000);
    313
    314        machine_arch = ARCH_MAC99_U3;
    315    } else {
    316        /* Use values found on a real PowerMac */
    317        /* Uninorth AGP bus */
    318        uninorth_agp_dev = qdev_new(TYPE_UNI_NORTH_AGP_HOST_BRIDGE);
    319        s = SYS_BUS_DEVICE(uninorth_agp_dev);
    320        sysbus_realize_and_unref(s, &error_fatal);
    321        sysbus_mmio_map(s, 0, 0xf0800000);
    322        sysbus_mmio_map(s, 1, 0xf0c00000);
    323
    324        /* Uninorth internal bus */
    325        uninorth_internal_dev = qdev_new(
    326                                TYPE_UNI_NORTH_INTERNAL_PCI_HOST_BRIDGE);
    327        s = SYS_BUS_DEVICE(uninorth_internal_dev);
    328        sysbus_realize_and_unref(s, &error_fatal);
    329        sysbus_mmio_map(s, 0, 0xf4800000);
    330        sysbus_mmio_map(s, 1, 0xf4c00000);
    331
    332        /* Uninorth main bus */
    333        dev = qdev_new(TYPE_UNI_NORTH_PCI_HOST_BRIDGE);
    334        qdev_prop_set_uint32(dev, "ofw-addr", 0xf2000000);
    335        sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
    336        uninorth_pci = UNI_NORTH_PCI_HOST_BRIDGE(dev);
    337        s = SYS_BUS_DEVICE(dev);
    338        /* PCI hole */
    339        memory_region_add_subregion(get_system_memory(), 0x80000000ULL,
    340                                    sysbus_mmio_get_region(s, 2));
    341        /* Register 8 MB of ISA IO space */
    342        memory_region_add_subregion(get_system_memory(), 0xf2000000,
    343                                    sysbus_mmio_get_region(s, 3));
    344        sysbus_mmio_map(s, 0, 0xf2800000);
    345        sysbus_mmio_map(s, 1, 0xf2c00000);
    346
    347        machine_arch = ARCH_MAC99;
    348    }
    349
    350    machine->usb |= defaults_enabled() && !machine->usb_disabled;
    351    has_pmu = (core99_machine->via_config != CORE99_VIA_CONFIG_CUDA);
    352    has_adb = (core99_machine->via_config == CORE99_VIA_CONFIG_CUDA ||
    353               core99_machine->via_config == CORE99_VIA_CONFIG_PMU_ADB);
    354
    355    /* Timebase Frequency */
    356    if (kvm_enabled()) {
    357        tbfreq = kvmppc_get_tbfreq();
    358    } else {
    359        tbfreq = TBFREQ;
    360    }
    361
    362    /* init basic PC hardware */
    363    pci_bus = PCI_HOST_BRIDGE(uninorth_pci)->bus;
    364
    365    /* MacIO */
    366    macio = pci_new(-1, TYPE_NEWWORLD_MACIO);
    367    dev = DEVICE(macio);
    368    qdev_prop_set_uint64(dev, "frequency", tbfreq);
    369    qdev_prop_set_bit(dev, "has-pmu", has_pmu);
    370    qdev_prop_set_bit(dev, "has-adb", has_adb);
    371
    372    escc = ESCC(object_resolve_path_component(OBJECT(macio), "escc"));
    373    qdev_prop_set_chr(DEVICE(escc), "chrA", serial_hd(0));
    374    qdev_prop_set_chr(DEVICE(escc), "chrB", serial_hd(1));
    375
    376    pci_realize_and_unref(macio, pci_bus, &error_fatal);
    377
    378    pic_dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pic"));
    379    for (i = 0; i < 4; i++) {
    380        qdev_connect_gpio_out(DEVICE(uninorth_pci), i,
    381                              qdev_get_gpio_in(pic_dev, 0x1b + i));
    382    }
    383
    384    /* TODO: additional PCI buses only wired up for 32-bit machines */
    385    if (PPC_INPUT(env) != PPC_FLAGS_INPUT_970) {
    386        /* Uninorth AGP bus */
    387        for (i = 0; i < 4; i++) {
    388            qdev_connect_gpio_out(uninorth_agp_dev, i,
    389                                  qdev_get_gpio_in(pic_dev, 0x1b + i));
    390        }
    391
    392        /* Uninorth internal bus */
    393        for (i = 0; i < 4; i++) {
    394            qdev_connect_gpio_out(uninorth_internal_dev, i,
    395                                  qdev_get_gpio_in(pic_dev, 0x1b + i));
    396        }
    397    }
    398
    399    /* OpenPIC */
    400    s = SYS_BUS_DEVICE(pic_dev);
    401    k = 0;
    402    for (i = 0; i < smp_cpus; i++) {
    403        for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
    404            sysbus_connect_irq(s, k++, openpic_irqs[i].irq[j]);
    405        }
    406    }
    407    g_free(openpic_irqs);
    408
    409    /* We only emulate 2 out of 3 IDE controllers for now */
    410    ide_drive_get(hd, ARRAY_SIZE(hd));
    411
    412    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
    413                                                        "ide[0]"));
    414    macio_ide_init_drives(macio_ide, hd);
    415
    416    macio_ide = MACIO_IDE(object_resolve_path_component(OBJECT(macio),
    417                                                        "ide[1]"));
    418    macio_ide_init_drives(macio_ide, &hd[MAX_IDE_DEVS]);
    419
    420    if (has_adb) {
    421        if (has_pmu) {
    422            dev = DEVICE(object_resolve_path_component(OBJECT(macio), "pmu"));
    423        } else {
    424            dev = DEVICE(object_resolve_path_component(OBJECT(macio), "cuda"));
    425        }
    426
    427        adb_bus = qdev_get_child_bus(dev, "adb.0");
    428        dev = qdev_new(TYPE_ADB_KEYBOARD);
    429        qdev_realize_and_unref(dev, adb_bus, &error_fatal);
    430
    431        dev = qdev_new(TYPE_ADB_MOUSE);
    432        qdev_realize_and_unref(dev, adb_bus, &error_fatal);
    433    }
    434
    435    if (machine->usb) {
    436        pci_create_simple(pci_bus, -1, "pci-ohci");
    437
    438        /* U3 needs to use USB for input because Linux doesn't support via-cuda
    439        on PPC64 */
    440        if (!has_adb || machine_arch == ARCH_MAC99_U3) {
    441            USBBus *usb_bus = usb_bus_find(-1);
    442
    443            usb_create_simple(usb_bus, "usb-kbd");
    444            usb_create_simple(usb_bus, "usb-mouse");
    445        }
    446    }
    447
    448    pci_vga_init(pci_bus);
    449
    450    if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) {
    451        graphic_depth = 15;
    452    }
    453
    454    for (i = 0; i < nb_nics; i++) {
    455        pci_nic_init_nofail(&nd_table[i], pci_bus, "sungem", NULL);
    456    }
    457
    458    /* The NewWorld NVRAM is not located in the MacIO device */
    459    if (kvm_enabled() && qemu_real_host_page_size > 4096) {
    460        /* We can't combine read-write and read-only in a single page, so
    461           move the NVRAM out of ROM again for KVM */
    462        nvram_addr = 0xFFE00000;
    463    }
    464    dev = qdev_new(TYPE_MACIO_NVRAM);
    465    qdev_prop_set_uint32(dev, "size", 0x2000);
    466    qdev_prop_set_uint32(dev, "it_shift", 1);
    467    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
    468    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, nvram_addr);
    469    nvr = MACIO_NVRAM(dev);
    470    pmac_format_nvram_partition(nvr, 0x2000);
    471    /* No PCI init: the BIOS will do it */
    472
    473    dev = qdev_new(TYPE_FW_CFG_MEM);
    474    fw_cfg = FW_CFG(dev);
    475    qdev_prop_set_uint32(dev, "data_width", 1);
    476    qdev_prop_set_bit(dev, "dma_enabled", false);
    477    object_property_add_child(OBJECT(qdev_get_machine()), TYPE_FW_CFG,
    478                              OBJECT(fw_cfg));
    479    s = SYS_BUS_DEVICE(dev);
    480    sysbus_realize_and_unref(s, &error_fatal);
    481    sysbus_mmio_map(s, 0, CFG_ADDR);
    482    sysbus_mmio_map(s, 1, CFG_ADDR + 2);
    483
    484    fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
    485    fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus);
    486    fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
    487    fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
    488    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
    489    fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
    490    if (kernel_cmdline) {
    491        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
    492        pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
    493    } else {
    494        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
    495    }
    496    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
    497    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
    498    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
    499
    500    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
    501    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
    502    fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
    503
    504    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_VIACONFIG, core99_machine->via_config);
    505
    506    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
    507    if (kvm_enabled()) {
    508        uint8_t *hypercall;
    509
    510        hypercall = g_malloc(16);
    511        kvmppc_get_hypercall(env, hypercall, 16);
    512        fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
    513        fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
    514    }
    515    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, tbfreq);
    516    /* Mac OS X requires a "known good" clock-frequency value; pass it one. */
    517    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_CLOCKFREQ, CLOCKFREQ);
    518    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_BUSFREQ, BUSFREQ);
    519    fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_NVRAM_ADDR, nvram_addr);
    520
    521    /* MacOS NDRV VGA driver */
    522    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, NDRV_VGA_FILENAME);
    523    if (filename) {
    524        gchar *ndrv_file;
    525        gsize ndrv_size;
    526
    527        if (g_file_get_contents(filename, &ndrv_file, &ndrv_size, NULL)) {
    528            fw_cfg_add_file(fw_cfg, "ndrv/qemu_vga.ndrv", ndrv_file, ndrv_size);
    529        }
    530        g_free(filename);
    531    }
    532
    533    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
    534}
    535
    536/*
    537 * Implementation of an interface to adjust firmware path
    538 * for the bootindex property handling.
    539 */
    540static char *core99_fw_dev_path(FWPathProvider *p, BusState *bus,
    541                                DeviceState *dev)
    542{
    543    PCIDevice *pci;
    544    MACIOIDEState *macio_ide;
    545
    546    if (!strcmp(object_get_typename(OBJECT(dev)), "macio-newworld")) {
    547        pci = PCI_DEVICE(dev);
    548        return g_strdup_printf("mac-io@%x", PCI_SLOT(pci->devfn));
    549    }
    550
    551    if (!strcmp(object_get_typename(OBJECT(dev)), "macio-ide")) {
    552        macio_ide = MACIO_IDE(dev);
    553        return g_strdup_printf("ata-3@%x", macio_ide->addr);
    554    }
    555
    556    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-hd")) {
    557        return g_strdup("disk");
    558    }
    559
    560    if (!strcmp(object_get_typename(OBJECT(dev)), "ide-cd")) {
    561        return g_strdup("cdrom");
    562    }
    563
    564    if (!strcmp(object_get_typename(OBJECT(dev)), "virtio-blk-device")) {
    565        return g_strdup("disk");
    566    }
    567
    568    return NULL;
    569}
    570static int core99_kvm_type(MachineState *machine, const char *arg)
    571{
    572    /* Always force PR KVM */
    573    return 2;
    574}
    575
    576static void core99_machine_class_init(ObjectClass *oc, void *data)
    577{
    578    MachineClass *mc = MACHINE_CLASS(oc);
    579    FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc);
    580
    581    mc->desc = "Mac99 based PowerMAC";
    582    mc->init = ppc_core99_init;
    583    mc->block_default_type = IF_IDE;
    584    mc->max_cpus = MAX_CPUS;
    585    mc->default_boot_order = "cd";
    586    mc->default_display = "std";
    587    mc->kvm_type = core99_kvm_type;
    588#ifdef TARGET_PPC64
    589    mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("970fx_v3.1");
    590#else
    591    mc->default_cpu_type = POWERPC_CPU_TYPE_NAME("7400_v2.9");
    592#endif
    593    mc->default_ram_id = "ppc_core99.ram";
    594    mc->ignore_boot_device_suffixes = true;
    595    fwc->get_dev_path = core99_fw_dev_path;
    596}
    597
    598static char *core99_get_via_config(Object *obj, Error **errp)
    599{
    600    Core99MachineState *cms = CORE99_MACHINE(obj);
    601
    602    switch (cms->via_config) {
    603    default:
    604    case CORE99_VIA_CONFIG_CUDA:
    605        return g_strdup("cuda");
    606
    607    case CORE99_VIA_CONFIG_PMU:
    608        return g_strdup("pmu");
    609
    610    case CORE99_VIA_CONFIG_PMU_ADB:
    611        return g_strdup("pmu-adb");
    612    }
    613}
    614
    615static void core99_set_via_config(Object *obj, const char *value, Error **errp)
    616{
    617    Core99MachineState *cms = CORE99_MACHINE(obj);
    618
    619    if (!strcmp(value, "cuda")) {
    620        cms->via_config = CORE99_VIA_CONFIG_CUDA;
    621    } else if (!strcmp(value, "pmu")) {
    622        cms->via_config = CORE99_VIA_CONFIG_PMU;
    623    } else if (!strcmp(value, "pmu-adb")) {
    624        cms->via_config = CORE99_VIA_CONFIG_PMU_ADB;
    625    } else {
    626        error_setg(errp, "Invalid via value");
    627        error_append_hint(errp, "Valid values are cuda, pmu, pmu-adb.\n");
    628    }
    629}
    630
    631static void core99_instance_init(Object *obj)
    632{
    633    Core99MachineState *cms = CORE99_MACHINE(obj);
    634
    635    /* Default via_config is CORE99_VIA_CONFIG_CUDA */
    636    cms->via_config = CORE99_VIA_CONFIG_CUDA;
    637    object_property_add_str(obj, "via", core99_get_via_config,
    638                            core99_set_via_config);
    639    object_property_set_description(obj, "via",
    640                                    "Set VIA configuration. "
    641                                    "Valid values are cuda, pmu and pmu-adb");
    642
    643    return;
    644}
    645
    646static const TypeInfo core99_machine_info = {
    647    .name          = MACHINE_TYPE_NAME("mac99"),
    648    .parent        = TYPE_MACHINE,
    649    .class_init    = core99_machine_class_init,
    650    .instance_init = core99_instance_init,
    651    .instance_size = sizeof(Core99MachineState),
    652    .interfaces = (InterfaceInfo[]) {
    653        { TYPE_FW_PATH_PROVIDER },
    654        { }
    655    },
    656};
    657
    658static void mac_machine_register_types(void)
    659{
    660    type_register_static(&core99_machine_info);
    661}
    662
    663type_init(mac_machine_register_types)