diff options
| -rw-r--r-- | hw/ppc_prep.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/hw/ppc_prep.c b/hw/ppc_prep.c index 6b2bfd27b0..148a08af51 100644 --- a/hw/ppc_prep.c +++ b/hw/ppc_prep.c @@ -526,7 +526,7 @@ static void ppc_prep_init(int ram_size, int vga_ram_size, int boot_device, char buf[1024]; m48t59_t *nvram; int PPC_io_memory; - int ret, linux_boot, i, nb_nics1; + int linux_boot, i, nb_nics1, bios_size; unsigned long bios_offset; uint32_t kernel_base, kernel_size, initrd_base, initrd_size; ppc_def_t *def; @@ -544,13 +544,14 @@ static void ppc_prep_init(int ram_size, int vga_ram_size, int boot_device, /* allocate and load BIOS */ bios_offset = ram_size + vga_ram_size; snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME); - ret = load_image(buf, phys_ram_base + bios_offset); - if (ret != BIOS_SIZE) { + bios_size = load_image(buf, phys_ram_base + bios_offset); + if (bios_size < 0 || bios_size > BIOS_SIZE) { fprintf(stderr, "qemu: could not load PPC PREP bios '%s'\n", buf); exit(1); } - cpu_register_physical_memory((uint32_t)(-BIOS_SIZE), - BIOS_SIZE, bios_offset | IO_MEM_ROM); + bios_size = (bios_size + 0xfff) & ~0xfff; + cpu_register_physical_memory((uint32_t)(-bios_size), + bios_size, bios_offset | IO_MEM_ROM); if (linux_boot) { kernel_base = KERNEL_LOAD_ADDR; |