diff options
| -rw-r--r-- | hw/m68k/mcf5208.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/hw/m68k/mcf5208.c b/hw/m68k/mcf5208.c index 8531e07..6f6efae 100644 --- a/hw/m68k/mcf5208.c +++ b/hw/m68k/mcf5208.c @@ -27,6 +27,8 @@ #define SYS_FREQ 166666666 +#define ROM_SIZE 0x200000 + #define PCSR_EN 0x0001 #define PCSR_RLD 0x0002 #define PCSR_PIF 0x0004 @@ -227,6 +229,7 @@ static void mcf5208evb_init(MachineState *machine) hwaddr entry; qemu_irq *pic; MemoryRegion *address_space_mem = get_system_memory(); + MemoryRegion *rom = g_new(MemoryRegion, 1); MemoryRegion *ram = g_new(MemoryRegion, 1); MemoryRegion *sram = g_new(MemoryRegion, 1); @@ -237,6 +240,10 @@ static void mcf5208evb_init(MachineState *machine) env->vbr = 0; /* TODO: Configure BARs. */ + /* ROM at 0x00000000 */ + memory_region_init_rom(rom, NULL, "mcf5208.rom", ROM_SIZE, &error_fatal); + memory_region_add_subregion(address_space_mem, 0x00000000, rom); + /* DRAM at 0x40000000 */ memory_region_allocate_system_memory(ram, NULL, "mcf5208.ram", ram_size); memory_region_add_subregion(address_space_mem, 0x40000000, ram); @@ -285,9 +292,30 @@ static void mcf5208evb_init(MachineState *machine) /* 0xfc0a4000 GPIO. */ /* 0xfc0a8000 SDRAM controller. */ + /* Load firmware */ + if (bios_name) { + char *fn; + uint8_t *ptr; + + fn = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); + if (!fn) { + error_report("Could not find ROM image '%s'", bios_name); + exit(1); + } + if (load_image_targphys(fn, 0x0, ROM_SIZE) < 8) { + error_report("Could not load ROM image '%s'", bios_name); + exit(1); + } + g_free(fn); + /* Initial PC is always at offset 4 in firmware binaries */ + ptr = rom_ptr(0x4, 4); + assert(ptr != NULL); + env->pc = ldl_p(ptr); + } + /* Load kernel. */ if (!kernel_filename) { - if (qtest_enabled()) { + if (qtest_enabled() || bios_name) { return; } error_report("Kernel image must be specified"); |