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-rw-r--r--src/mame/machine/megacd.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/machine/megacd.cpp b/src/mame/machine/megacd.cpp
index 669326e95a3..a1b74c69cd7 100644
--- a/src/mame/machine/megacd.cpp
+++ b/src/mame/machine/megacd.cpp
@@ -750,14 +750,14 @@ void sega_segacd_device::segacd_comms_flags_maincpu_w(offs_t offset, uint16_t da
uint16_t sega_segacd_device::scd_4m_prgbank_ram_r(offs_t offset)
{
- uint16_t realoffset = ((segacd_4meg_prgbank * 0x20000)/2) + offset;
+ uint32_t realoffset = ((segacd_4meg_prgbank * 0x20000)/2) + offset;
return m_prgram[realoffset];
}
void sega_segacd_device::scd_4m_prgbank_ram_w(offs_t offset, uint16_t data, uint16_t mem_mask)
{
- uint16_t realoffset = ((segacd_4meg_prgbank * 0x20000)/2) + offset;
+ uint32_t realoffset = ((segacd_4meg_prgbank * 0x20000)/2) + offset;
// todo:
// check for write protection? (or does that only apply to writes on the SubCPU side?