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-rw-r--r--hw/ppc/mac_newworld.c453
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diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c
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+/*
+ * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator
+ *
+ * Copyright (c) 2004-2007 Fabrice Bellard
+ * Copyright (c) 2007 Jocelyn Mayer
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * PCI bus layout on a real G5 (U3 based):
+ *
+ * 0000:f0:0b.0 Host bridge [0600]: Apple Computer Inc. U3 AGP [106b:004b]
+ * 0000:f0:10.0 VGA compatible controller [0300]: ATI Technologies Inc RV350 AP [Radeon 9600] [1002:4150]
+ * 0001:00:00.0 Host bridge [0600]: Apple Computer Inc. CPC945 HT Bridge [106b:004a]
+ * 0001:00:01.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
+ * 0001:00:02.0 PCI bridge [0604]: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge [1022:7450] (rev 12)
+ * 0001:00:03.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0045]
+ * 0001:00:04.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0046]
+ * 0001:00:05.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0047]
+ * 0001:00:06.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0048]
+ * 0001:00:07.0 PCI bridge [0604]: Apple Computer Inc. K2 HT-PCI Bridge [106b:0049]
+ * 0001:01:07.0 Class [ff00]: Apple Computer Inc. K2 KeyLargo Mac/IO [106b:0041] (rev 20)
+ * 0001:01:08.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
+ * 0001:01:09.0 USB Controller [0c03]: Apple Computer Inc. K2 KeyLargo USB [106b:0040]
+ * 0001:02:0b.0 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
+ * 0001:02:0b.1 USB Controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
+ * 0001:02:0b.2 USB Controller [0c03]: NEC Corporation USB 2.0 [1033:00e0] (rev 04)
+ * 0001:03:0d.0 Class [ff00]: Apple Computer Inc. K2 ATA/100 [106b:0043]
+ * 0001:03:0e.0 FireWire (IEEE 1394) [0c00]: Apple Computer Inc. K2 FireWire [106b:0042]
+ * 0001:04:0f.0 Ethernet controller [0200]: Apple Computer Inc. K2 GMAC (Sun GEM) [106b:004c]
+ * 0001:05:0c.0 IDE interface [0101]: Broadcom K2 SATA [1166:0240]
+ *
+ */
+#include "hw/hw.h"
+#include "hw/ppc.h"
+#include "hw/ppc/mac.h"
+#include "hw/adb.h"
+#include "hw/mac_dbdma.h"
+#include "hw/nvram.h"
+#include "hw/pci/pci.h"
+#include "net/net.h"
+#include "sysemu/sysemu.h"
+#include "hw/boards.h"
+#include "hw/fw_cfg.h"
+#include "hw/escc.h"
+#include "hw/openpic.h"
+#include "hw/ide.h"
+#include "hw/loader.h"
+#include "elf.h"
+#include "sysemu/kvm.h"
+#include "kvm_ppc.h"
+#include "hw/usb.h"
+#include "sysemu/blockdev.h"
+#include "exec/address-spaces.h"
+#include "hw/sysbus.h"
+
+#define MAX_IDE_BUS 2
+#define CFG_ADDR 0xf0000510
+
+/* debug UniNorth */
+//#define DEBUG_UNIN
+
+#ifdef DEBUG_UNIN
+#define UNIN_DPRINTF(fmt, ...) \
+ do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0)
+#else
+#define UNIN_DPRINTF(fmt, ...)
+#endif
+
+/* UniN device */
+static void unin_write(void *opaque, hwaddr addr, uint64_t value,
+ unsigned size)
+{
+ UNIN_DPRINTF("write addr " TARGET_FMT_plx " val %"PRIx64"\n", addr, value);
+}
+
+static uint64_t unin_read(void *opaque, hwaddr addr, unsigned size)
+{
+ uint32_t value;
+
+ value = 0;
+ UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value);
+
+ return value;
+}
+
+static const MemoryRegionOps unin_ops = {
+ .read = unin_read,
+ .write = unin_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static int fw_cfg_boot_set(void *opaque, const char *boot_device)
+{
+ fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
+ return 0;
+}
+
+static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
+{
+ return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
+}
+
+static hwaddr round_page(hwaddr addr)
+{
+ return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
+}
+
+static void ppc_core99_reset(void *opaque)
+{
+ PowerPCCPU *cpu = opaque;
+
+ cpu_reset(CPU(cpu));
+}
+
+/* PowerPC Mac99 hardware initialisation */
+static void ppc_core99_init(QEMUMachineInitArgs *args)
+{
+ ram_addr_t ram_size = args->ram_size;
+ const char *cpu_model = args->cpu_model;
+ const char *kernel_filename = args->kernel_filename;
+ const char *kernel_cmdline = args->kernel_cmdline;
+ const char *initrd_filename = args->initrd_filename;
+ const char *boot_device = args->boot_device;
+ PowerPCCPU *cpu = NULL;
+ CPUPPCState *env = NULL;
+ char *filename;
+ qemu_irq *pic, **openpic_irqs;
+ MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
+ int linux_boot, i, j, k;
+ MemoryRegion *ram = g_new(MemoryRegion, 1), *bios = g_new(MemoryRegion, 1);
+ hwaddr kernel_base, initrd_base, cmdline_base = 0;
+ long kernel_size, initrd_size;
+ PCIBus *pci_bus;
+ MacIONVRAMState *nvr;
+ int bios_size;
+ MemoryRegion *pic_mem, *dbdma_mem, *cuda_mem, *escc_mem;
+ MemoryRegion *escc_bar = g_new(MemoryRegion, 1);
+ MemoryRegion *ide_mem[3];
+ int ppc_boot_device;
+ DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
+ void *fw_cfg;
+ void *dbdma;
+ int machine_arch;
+ SysBusDevice *s;
+ DeviceState *dev;
+
+ linux_boot = (kernel_filename != NULL);
+
+ /* init CPUs */
+ if (cpu_model == NULL)
+#ifdef TARGET_PPC64
+ cpu_model = "970fx";
+#else
+ cpu_model = "G4";
+#endif
+ for (i = 0; i < smp_cpus; i++) {
+ cpu = cpu_ppc_init(cpu_model);
+ if (cpu == NULL) {
+ fprintf(stderr, "Unable to find PowerPC CPU definition\n");
+ exit(1);
+ }
+ env = &cpu->env;
+
+ /* Set time-base frequency to 100 Mhz */
+ cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
+ qemu_register_reset(ppc_core99_reset, cpu);
+ }
+
+ /* allocate RAM */
+ memory_region_init_ram(ram, "ppc_core99.ram", ram_size);
+ vmstate_register_ram_global(ram);
+ memory_region_add_subregion(get_system_memory(), 0, ram);
+
+ /* allocate and load BIOS */
+ memory_region_init_ram(bios, "ppc_core99.bios", BIOS_SIZE);
+ vmstate_register_ram_global(bios);
+ if (bios_name == NULL)
+ bios_name = PROM_FILENAME;
+ filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
+ memory_region_set_readonly(bios, true);
+ memory_region_add_subregion(get_system_memory(), PROM_ADDR, bios);
+
+ /* Load OpenBIOS (ELF) */
+ if (filename) {
+ bios_size = load_elf(filename, NULL, NULL, NULL,
+ NULL, NULL, 1, ELF_MACHINE, 0);
+
+ g_free(filename);
+ } else {
+ bios_size = -1;
+ }
+ if (bios_size < 0 || bios_size > BIOS_SIZE) {
+ hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name);
+ exit(1);
+ }
+
+ if (linux_boot) {
+ uint64_t lowaddr = 0;
+ int bswap_needed;
+
+#ifdef BSWAP_NEEDED
+ bswap_needed = 1;
+#else
+ bswap_needed = 0;
+#endif
+ kernel_base = KERNEL_LOAD_ADDR;
+
+ kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
+ NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
+ if (kernel_size < 0)
+ kernel_size = load_aout(kernel_filename, kernel_base,
+ ram_size - kernel_base, bswap_needed,
+ TARGET_PAGE_SIZE);
+ if (kernel_size < 0)
+ kernel_size = load_image_targphys(kernel_filename,
+ kernel_base,
+ ram_size - kernel_base);
+ if (kernel_size < 0) {
+ hw_error("qemu: could not load kernel '%s'\n", kernel_filename);
+ exit(1);
+ }
+ /* load initrd */
+ if (initrd_filename) {
+ initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
+ initrd_size = load_image_targphys(initrd_filename, initrd_base,
+ ram_size - initrd_base);
+ if (initrd_size < 0) {
+ hw_error("qemu: could not load initial ram disk '%s'\n",
+ initrd_filename);
+ exit(1);
+ }
+ cmdline_base = round_page(initrd_base + initrd_size);
+ } else {
+ initrd_base = 0;
+ initrd_size = 0;
+ cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
+ }
+ ppc_boot_device = 'm';
+ } else {
+ kernel_base = 0;
+ kernel_size = 0;
+ initrd_base = 0;
+ initrd_size = 0;
+ ppc_boot_device = '\0';
+ /* We consider that NewWorld PowerMac never have any floppy drive
+ * For now, OHW cannot boot from the network.
+ */
+ for (i = 0; boot_device[i] != '\0'; i++) {
+ if (boot_device[i] >= 'c' && boot_device[i] <= 'f') {
+ ppc_boot_device = boot_device[i];
+ break;
+ }
+ }
+ if (ppc_boot_device == '\0') {
+ fprintf(stderr, "No valid boot device for Mac99 machine\n");
+ exit(1);
+ }
+ }
+
+ /* Register 8 MB of ISA IO space */
+ isa_mmio_init(0xf2000000, 0x00800000);
+
+ /* UniN init */
+ memory_region_init_io(unin_memory, &unin_ops, NULL, "unin", 0x1000);
+ memory_region_add_subregion(get_system_memory(), 0xf8000000, unin_memory);
+
+ openpic_irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
+ openpic_irqs[0] =
+ g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
+ for (i = 0; i < smp_cpus; i++) {
+ /* Mac99 IRQ connection between OpenPIC outputs pins
+ * and PowerPC input pins
+ */
+ switch (PPC_INPUT(env)) {
+ case PPC_FLAGS_INPUT_6xx:
+ openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
+ openpic_irqs[i][OPENPIC_OUTPUT_INT] =
+ ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
+ openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
+ ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT];
+ openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
+ ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP];
+ /* Not connected ? */
+ openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
+ /* Check this */
+ openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
+ ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
+ break;
+#if defined(TARGET_PPC64)
+ case PPC_FLAGS_INPUT_970:
+ openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
+ openpic_irqs[i][OPENPIC_OUTPUT_INT] =
+ ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
+ openpic_irqs[i][OPENPIC_OUTPUT_CINT] =
+ ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT];
+ openpic_irqs[i][OPENPIC_OUTPUT_MCK] =
+ ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP];
+ /* Not connected ? */
+ openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL;
+ /* Check this */
+ openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
+ ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
+ break;
+#endif /* defined(TARGET_PPC64) */
+ default:
+ hw_error("Bus model not supported on mac99 machine\n");
+ exit(1);
+ }
+ }
+
+ pic = g_new(qemu_irq, 64);
+
+ dev = qdev_create(NULL, "openpic");
+ qdev_prop_set_uint32(dev, "model", OPENPIC_MODEL_RAVEN);
+ qdev_init_nofail(dev);
+ s = SYS_BUS_DEVICE(dev);
+ pic_mem = s->mmio[0].memory;
+ k = 0;
+ for (i = 0; i < smp_cpus; i++) {
+ for (j = 0; j < OPENPIC_OUTPUT_NB; j++) {
+ sysbus_connect_irq(s, k++, openpic_irqs[i][j]);
+ }
+ }
+
+ for (i = 0; i < 64; i++) {
+ pic[i] = qdev_get_gpio_in(dev, i);
+ }
+
+ if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) {
+ /* 970 gets a U3 bus */
+ pci_bus = pci_pmac_u3_init(pic, get_system_memory(), get_system_io());
+ machine_arch = ARCH_MAC99_U3;
+ } else {
+ pci_bus = pci_pmac_init(pic, get_system_memory(), get_system_io());
+ machine_arch = ARCH_MAC99;
+ }
+ /* init basic PC hardware */
+ pci_vga_init(pci_bus);
+
+ escc_mem = escc_init(0, pic[0x25], pic[0x24],
+ serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
+ memory_region_init_alias(escc_bar, "escc-bar",
+ escc_mem, 0, memory_region_size(escc_mem));
+
+ for(i = 0; i < nb_nics; i++)
+ pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);
+
+ ide_drive_get(hd, MAX_IDE_BUS);
+ dbdma = DBDMA_init(&dbdma_mem);
+
+ /* We only emulate 2 out of 3 IDE controllers for now */
+ ide_mem[0] = NULL;
+ ide_mem[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, pic[0x02]);
+ ide_mem[2] = pmac_ide_init(&hd[MAX_IDE_DEVS], pic[0x0e], dbdma, 0x1a, pic[0x02]);
+
+ cuda_init(&cuda_mem, pic[0x19]);
+
+ adb_kbd_init(&adb_bus);
+ adb_mouse_init(&adb_bus);
+
+ macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem,
+ dbdma_mem, cuda_mem, NULL, 3, ide_mem, escc_bar);
+
+ if (usb_enabled(machine_arch == ARCH_MAC99_U3)) {
+ pci_create_simple(pci_bus, -1, "pci-ohci");
+ /* U3 needs to use USB for input because Linux doesn't support via-cuda
+ on PPC64 */
+ if (machine_arch == ARCH_MAC99_U3) {
+ usbdevice_create("keyboard");
+ usbdevice_create("mouse");
+ }
+ }
+
+ if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
+ graphic_depth = 15;
+
+ /* The NewWorld NVRAM is not located in the MacIO device */
+ nvr = macio_nvram_init(0x2000, 1);
+ pmac_format_nvram_partition(nvr, 0x2000);
+ macio_nvram_setup_bar(nvr, get_system_memory(), 0xFFF04000);
+ /* No PCI init: the BIOS will do it */
+
+ fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
+ fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
+ if (kernel_cmdline) {
+ fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
+ pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
+ } else {
+ fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
+ }
+ fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
+
+ fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
+ fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
+
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
+ if (kvm_enabled()) {
+#ifdef CONFIG_KVM
+ uint8_t *hypercall;
+
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
+ hypercall = g_malloc(16);
+ kvmppc_get_hypercall(env, hypercall, 16);
+ fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
+#endif
+ } else {
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
+ }
+
+ qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
+}
+
+static QEMUMachine core99_machine = {
+ .name = "mac99",
+ .desc = "Mac99 based PowerMAC",
+ .init = ppc_core99_init,
+ .max_cpus = MAX_CPUS,
+#ifdef TARGET_PPC64
+ .is_default = 1,
+#endif
+ DEFAULT_MACHINE_OPTIONS,
+};
+
+static void core99_machine_init(void)
+{
+ qemu_register_machine(&core99_machine);
+}
+
+machine_init(core99_machine_init);
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