static void ppc_core99_init (int ram_size, int vga_ram_size, const char *boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { CPUState *env = NULL, *envs[MAX_CPUS]; char buf[1024]; qemu_irq *pic, **openpic_irqs; int unin_memory; int linux_boot, i; unsigned long bios_offset, vga_bios_offset; uint32_t kernel_base, kernel_size, initrd_base, initrd_size; PCIBus *pci_bus; nvram_t nvram; #if 0 MacIONVRAMState *nvr; int nvram_mem_index; #endif m48t59_t *m48t59; int vga_bios_size, bios_size; qemu_irq *dummy_irq; int pic_mem_index, dbdma_mem_index, cuda_mem_index; int ide_mem_index[2]; int ppc_boot_device = boot_device[0]; linux_boot = (kernel_filename != NULL); /* init CPUs */ if (cpu_model == NULL) cpu_model = "default"; 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(&cpu_ppc_reset, env); register_savevm("cpu", 0, 3, cpu_save, cpu_load, env); envs[i] = env; } if (env->nip < 0xFFF80000) { /* Special test for PowerPC 601: * the boot vector is at 0xFFF00100, then we need a 1MB BIOS. * But the NVRAM is located at 0xFFF04000... */ cpu_abort(env, "Mac99 hardware can not handle 1 MB BIOS\n"); } /* allocate RAM */ cpu_register_physical_memory(0, ram_size, IO_MEM_RAM); /* allocate and load BIOS */ bios_offset = ram_size + vga_ram_size; if (bios_name == NULL) bios_name = BIOS_FILENAME; snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name); bios_size = load_image(buf, phys_ram_base + bios_offset); if (bios_size < 0 || bios_size > BIOS_SIZE) { cpu_abort(env, "qemu: could not load PowerPC bios '%s'\n", buf); exit(1); } bios_size = (bios_size + 0xfff) & ~0xfff; if (bios_size > 0x00080000) { /* As the NVRAM is located at 0xFFF04000, we cannot use 1 MB BIOSes */ cpu_abort(env, "Mac99 hardware can not handle 1 MB BIOS\n"); } cpu_register_physical_memory((uint32_t)(-bios_size), bios_size, bios_offset | IO_MEM_ROM); /* allocate and load VGA BIOS */ vga_bios_offset = bios_offset + bios_size; snprintf(buf, sizeof(buf), "%s/%s", bios_dir, VGABIOS_FILENAME); vga_bios_size = load_image(buf, phys_ram_base + vga_bios_offset + 8); 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", buf); vga_bios_size = 0; } else { /* set a specific header (XXX: find real Apple format for NDRV drivers) */ phys_ram_base[vga_bios_offset] = 'N'; phys_ram_base[vga_bios_offset + 1] = 'D'; phys_ram_base[vga_bios_offset + 2] = 'R'; phys_ram_base[vga_bios_offset + 3] = 'V'; cpu_to_be32w((uint32_t *)(phys_ram_base + vga_bios_offset + 4), vga_bios_size); vga_bios_size += 8; } vga_bios_size = (vga_bios_size + 0xfff) & ~0xfff; if (linux_boot) { kernel_base = KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size = load_image(kernel_filename, phys_ram_base + kernel_base); if (kernel_size < 0) { cpu_abort(env, "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(initrd_filename, phys_ram_base + initrd_base); if (initrd_size < 0) { cpu_abort(env, "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; } isa_mem_base = 0x80000000; /* Register 8 MB of ISA IO space */ isa_mmio_init(0xf2000000, 0x00800000); /* UniN init */ unin_memory = cpu_register_io_memory(0, 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: cpu_abort(env, "Bus model not supported on mac99 machine\n"); exit(1); } } pic = openpic_init(NULL, &pic_mem_index, smp_cpus, openpic_irqs, NULL); pci_bus = pci_pmac_init(pic); /* init basic PC hardware */ pci_vga_init(pci_bus, ds, phys_ram_base + ram_size, ram_size, vga_ram_size, vga_bios_offset, vga_bios_size); /* XXX: suppress that */ dummy_irq = i8259_init(NULL); /* XXX: use Mac Serial port */ serial_init(0x3f8, dummy_irq[4], serial_hds[0]); for(i = 0; i < nb_nics; i++) { if (!nd_table[i].model) nd_table[i].model = "ne2k_pci"; pci_nic_init(pci_bus, &nd_table[i], -1); } #if 1 ide_mem_index[0] = pmac_ide_init(&bs_table[0], pic[0x13]); ide_mem_index[1] = pmac_ide_init(&bs_table[2], pic[0x14]); #else pci_cmd646_ide_init(pci_bus, &bs_table[0], 0); #endif /* cuda also initialize ADB */ cuda_init(&cuda_mem_index, pic[0x19]); adb_kbd_init(&adb_bus); adb_mouse_init(&adb_bus); dbdma_init(&dbdma_mem_index); macio_init(pci_bus, 0x0022, 0, pic_mem_index, dbdma_mem_index, cuda_mem_index, NULL, 2, ide_mem_index); if (usb_enabled) { usb_ohci_init_pci(pci_bus, 3, -1); } if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) graphic_depth = 15; #if 0 /* XXX: this is ugly but needed for now, or OHW won't boot */ /* The NewWorld NVRAM is not located in the MacIO device */ nvr = macio_nvram_init(&nvram_mem_index, 0x2000); pmac_format_nvram_partition(nvr, 0x2000); macio_nvram_map(nvr, 0xFFF04000); nvram.opaque = nvr; nvram.read_fn = &macio_nvram_read; nvram.write_fn = &macio_nvram_write; #else m48t59 = m48t59_init(dummy_irq[8], 0xFFF04000, 0x0074, NVRAM_SIZE, 59); nvram.opaque = m48t59; nvram.read_fn = &m48t59_read; nvram.write_fn = &m48t59_write; #endif PPC_NVRAM_set_params(&nvram, NVRAM_SIZE, "MAC99", ram_size, ppc_boot_device, kernel_base, kernel_size, kernel_cmdline, initrd_base, initrd_size, /* XXX: need an option to load a NVRAM image */ 0, graphic_width, graphic_height, graphic_depth); /* No PCI init: the BIOS will do it */ /* Special port to get debug messages from Open-Firmware */ register_ioport_write(0x0F00, 4, 1, &PPC_debug_write, NULL); }