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roms: allow roms to be loaded at address 0

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It was possible to load roms at address 0, but commit
632cf034b401cdd01dae253a8b577fe518e37654 started to forbid that, which
broke at least ARM versatile.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2009-12-19 19:14:16 +01:00
parent 66393fb9dd
commit f9e69bd9cf
1 changed files with 0 additions and 8 deletions
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8
hw/loader.c
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@ -636,8 +636,6 @@ static void rom_reset(void *unused)
Rom *rom; Rom *rom;
QTAILQ_FOREACH(rom, &roms, next) { QTAILQ_FOREACH(rom, &roms, next) {
if (rom->addr == 0)
continue;
if (rom->data == NULL) if (rom->data == NULL)
continue; continue;
cpu_physical_memory_write_rom(rom->addr, rom->data, rom->romsize); cpu_physical_memory_write_rom(rom->addr, rom->data, rom->romsize);
@ -656,8 +654,6 @@ int rom_load_all(void)
Rom *rom; Rom *rom;
QTAILQ_FOREACH(rom, &roms, next) { QTAILQ_FOREACH(rom, &roms, next) {
if (rom->addr == 0)
continue;
if (addr > rom->addr) { if (addr > rom->addr) {
fprintf(stderr, "rom: requested regions overlap " fprintf(stderr, "rom: requested regions overlap "
"(rom %s. free=0x" TARGET_FMT_plx "(rom %s. free=0x" TARGET_FMT_plx
@ -693,8 +689,6 @@ static Rom *find_rom(target_phys_addr_t addr)
Rom *rom; Rom *rom;
QTAILQ_FOREACH(rom, &roms, next) { QTAILQ_FOREACH(rom, &roms, next) {
if (rom->addr == 0)
continue;
if (rom->addr > addr) if (rom->addr > addr)
continue; continue;
if (rom->addr + rom->romsize < addr) if (rom->addr + rom->romsize < addr)
@ -712,8 +706,6 @@ int rom_copy(uint8_t *dest, target_phys_addr_t addr, size_t size)
Rom *rom; Rom *rom;
QTAILQ_FOREACH(rom, &roms, next) { QTAILQ_FOREACH(rom, &roms, next) {
if (rom->addr == 0)
continue;
if (rom->addr > addr) if (rom->addr > addr)
continue; continue;
if (rom->addr + rom->romsize < addr) if (rom->addr + rom->romsize < addr)