static void ppc_core99_init (ram_addr_t ram_size, const char *boot_device, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { CPUState *env = NULL, *envs[MAX_CPUS]; char *filename; qemu_irq *pic, **openpic_irqs; int unin_memory; int linux_boot, i; ram_addr_t ram_offset, bios_offset, vga_bios_offset; uint32_t kernel_base, kernel_size, initrd_base, initrd_size; PCIBus *pci_bus; MacIONVRAMState *nvr; int nvram_mem_index; int vga_bios_size, bios_size; int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index; int ide_mem_index[3]; int ppc_boot_device; DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; void *fw_cfg; void *dbdma; uint8_t *vga_bios_ptr; int machine_arch; 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++) { env = cpu_init(cpu_model); if (!env) { fprintf(stderr, "Unable to find PowerPC CPU definition\n"); exit(1); } /* Set time-base frequency to 100 Mhz */ cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); #if 0 env->osi_call = vga_osi_call; #endif qemu_register_reset((QEMUResetHandler*)&cpu_reset, env); envs[i] = env; } /* allocate RAM */ ram_offset = qemu_ram_alloc(NULL, "ppc_core99.ram", ram_size); cpu_register_physical_memory(0, ram_size, ram_offset); /* allocate and load BIOS */ bios_offset = qemu_ram_alloc(NULL, "ppc_core99.bios", BIOS_SIZE); if (bios_name == NULL) bios_name = PROM_FILENAME; filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); cpu_register_physical_memory(PROM_ADDR, BIOS_SIZE, bios_offset | IO_MEM_ROM); /* Load OpenBIOS (ELF) */ if (filename) { bios_size = load_elf(filename, NULL, NULL, NULL, NULL, NULL, 1, ELF_MACHINE, 0); qemu_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); } /* allocate and load VGA BIOS */ vga_bios_offset = qemu_ram_alloc(NULL, "ppc_core99.vbios", VGA_BIOS_SIZE); vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset); filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME); if (filename) { vga_bios_size = load_image(filename, vga_bios_ptr + 8); qemu_free(filename); } else { vga_bios_size = -1; } if (vga_bios_size < 0) { /* if no bios is present, we can still work */ fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n", VGABIOS_FILENAME); vga_bios_size = 0; } else { /* set a specific header (XXX: find real Apple format for NDRV drivers) */ vga_bios_ptr[0] = 'N'; vga_bios_ptr[1] = 'D'; vga_bios_ptr[2] = 'R'; vga_bios_ptr[3] = 'V'; cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size); vga_bios_size += 8; /* Round to page boundary */ vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK; } 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 = INITRD_LOAD_ADDR; 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); } } else { initrd_base = 0; initrd_size = 0; } 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); } } isa_mem_base = 0x80000000; /* Register 8 MB of ISA IO space */ isa_mmio_init(0xf2000000, 0x00800000, 1); /* UniN init */ unin_memory = cpu_register_io_memory(unin_read, unin_write, NULL); cpu_register_physical_memory(0xf8000000, 0x00001000, unin_memory); openpic_irqs = qemu_mallocz(smp_cpus * sizeof(qemu_irq *)); openpic_irqs[0] = qemu_mallocz(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 = openpic_init(NULL, &pic_mem_index, smp_cpus, openpic_irqs, NULL); if (PPC_INPUT(env) == PPC_FLAGS_INPUT_970) { /* 970 gets a U3 bus */ pci_bus = pci_pmac_u3_init(pic); machine_arch = ARCH_MAC99_U3; } else { pci_bus = pci_pmac_init(pic); machine_arch = ARCH_MAC99; } /* init basic PC hardware */ pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size); escc_mem_index = escc_init(0x80013000, pic[0x25], pic[0x24], serial_hds[0], serial_hds[1], ESCC_CLOCK, 4); for(i = 0; i < nb_nics; i++) pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL); if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) { fprintf(stderr, "qemu: too many IDE bus\n"); exit(1); } dbdma = DBDMA_init(&dbdma_mem_index); /* We only emulate 2 out of 3 IDE controllers for now */ ide_mem_index[0] = -1; hd[0] = drive_get(IF_IDE, 0, 0); hd[1] = drive_get(IF_IDE, 0, 1); ide_mem_index[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, pic[0x02]); hd[0] = drive_get(IF_IDE, 1, 0); hd[1] = drive_get(IF_IDE, 1, 1); ide_mem_index[2] = pmac_ide_init(hd, pic[0x0e], dbdma, 0x1a, pic[0x02]); /* cuda also initialize ADB */ if (machine_arch == ARCH_MAC99_U3) { usb_enabled = 1; } cuda_init(&cuda_mem_index, 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_index, dbdma_mem_index, cuda_mem_index, NULL, 3, ide_mem_index, escc_mem_index); if (usb_enabled) { usb_ohci_init_pci(pci_bus, -1); } /* 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(&nvram_mem_index, 0x2000, 1); pmac_format_nvram_partition(nvr, 0x2000); macio_nvram_map(nvr, 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_ADDR); pstrcpy_targphys("cmdline", CMDLINE_ADDR, 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 = qemu_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); }