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Support for loading a real BIOS image (Robert Reif)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3336 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-10-06 11:24:18 +00:00
parent 12de9a396a
commit aa6ad6fee2
1 changed files with 7 additions and 5 deletions
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12
hw/sun4m.c
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@ -49,7 +49,7 @@
#define KERNEL_LOAD_ADDR 0x00004000
#define CMDLINE_ADDR 0x007ff000
#define INITRD_LOAD_ADDR 0x00800000
#define PROM_SIZE_MAX (256 * 1024)
#define PROM_SIZE_MAX (512 * 1024)
#define PROM_PADDR 0xff0000000ULL
#define PROM_VADDR 0xffd00000
#define PROM_FILENAME "openbios-sparc32"
@ -434,10 +434,12 @@ static void sun4m_load_kernel(long vram_size, int RAM_size, int boot_device,
bios_name = PROM_FILENAME;
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name);
ret = load_elf(buf, PROM_PADDR - PROM_VADDR, NULL, NULL, NULL);
if (ret < 0) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
buf);
exit(1);
if (ret < 0 || ret > PROM_SIZE_MAX)
ret = load_image(buf, phys_ram_base + prom_offset);
if (ret < 0 || ret > PROM_SIZE_MAX) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
buf);
exit(1);
}
kernel_size = 0;