diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ppc440_bamboo.c | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/hw/ppc440_bamboo.c b/hw/ppc440_bamboo.c index d471d5df77..34ddf45477 100644 --- a/hw/ppc440_bamboo.c +++ b/hw/ppc440_bamboo.c @@ -27,6 +27,11 @@ #define BINARY_DEVICE_TREE_FILE "bamboo.dtb" +/* from u-boot */ +#define KERNEL_ADDR 0x1000000 +#define FDT_ADDR 0x1800000 +#define RAMDISK_ADDR 0x1900000 + static int bamboo_load_device_tree(target_phys_addr_t addr, uint32_t ramsize, target_phys_addr_t initrd_base, @@ -98,10 +103,8 @@ static void bamboo_init(ram_addr_t ram_size, uint64_t elf_lowaddr; target_phys_addr_t entry = 0; target_phys_addr_t loadaddr = 0; - target_long kernel_size = 0; - target_ulong initrd_base = 0; target_long initrd_size = 0; - target_ulong dt_base = 0; + int success; int i; /* Setup CPU. */ @@ -118,15 +121,15 @@ static void bamboo_init(ram_addr_t ram_size, /* Load kernel. */ if (kernel_filename) { - kernel_size = load_uimage(kernel_filename, &entry, &loadaddr, NULL); - if (kernel_size < 0) { - kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry, - &elf_lowaddr, NULL, 1, ELF_MACHINE, 0); + success = load_uimage(kernel_filename, &entry, &loadaddr, NULL); + if (success < 0) { + success = load_elf(kernel_filename, NULL, NULL, &elf_entry, + &elf_lowaddr, NULL, 1, ELF_MACHINE, 0); entry = elf_entry; loadaddr = elf_lowaddr; } /* XXX try again as binary */ - if (kernel_size < 0) { + if (success < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename); exit(1); @@ -135,26 +138,20 @@ static void bamboo_init(ram_addr_t ram_size, /* Load initrd. */ if (initrd_filename) { - initrd_base = kernel_size + loadaddr; - initrd_size = load_image_targphys(initrd_filename, initrd_base, - ram_size - initrd_base); + initrd_size = load_image_targphys(initrd_filename, RAMDISK_ADDR, + ram_size - RAMDISK_ADDR); if (initrd_size < 0) { - fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - initrd_filename); + fprintf(stderr, "qemu: could not load ram disk '%s' at %x\n", + initrd_filename, RAMDISK_ADDR); exit(1); } } /* If we're loading a kernel directly, we must load the device tree too. */ if (kernel_filename) { - if (initrd_base) - dt_base = initrd_base + initrd_size; - else - dt_base = kernel_size + loadaddr; - - if (bamboo_load_device_tree(dt_base, ram_size, - initrd_base, initrd_size, kernel_cmdline) < 0) { + if (bamboo_load_device_tree(FDT_ADDR, ram_size, RAMDISK_ADDR, + initrd_size, kernel_cmdline) < 0) { fprintf(stderr, "couldn't load device tree\n"); exit(1); } @@ -163,7 +160,7 @@ static void bamboo_init(ram_addr_t ram_size, /* Set initial guest state. */ env->gpr[1] = (16<<20) - 8; - env->gpr[3] = dt_base; + env->gpr[3] = FDT_ADDR; env->nip = entry; /* XXX we currently depend on KVM to create some initial TLB entries. */ } |