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Fixed crash when accessing MBC RAM on a cartridge that "has RAM", but it's 0-sized.

This commit is contained in:
Lior Halphon 2016-09-22 01:52:40 +03:00
parent 0991705379
commit 42c01a21b2
1 changed files with 2 additions and 2 deletions
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4
Core/memory.c
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@ -74,7 +74,7 @@ static uint8_t read_vram(GB_gameboy_t *gb, uint16_t addr)
static uint8_t read_mbc_ram(GB_gameboy_t *gb, uint16_t addr)
{
if (!gb->mbc_ram_enable) return 0xFF;
if (!gb->mbc_ram_enable || !gb->mbc_ram_size) return 0xFF;
if (gb->cartridge_type->has_rtc && gb->mbc_ram_bank >= 8 && gb->mbc_ram_bank <= 0xC) {
/* RTC read */
@ -314,7 +314,7 @@ static void write_vram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
{
if (!gb->mbc_ram_enable) return;
if (!gb->mbc_ram_enable || !gb->mbc_ram_size) return;
if (gb->cartridge_type->has_rtc && gb->mbc_ram_bank >= 8 && gb->mbc_ram_bank <= 0xC) {
/* RTC read */