The-Homebrew-Cloud/Genesis-Plus-GX
2
0
Fork 0
mirror of https://github.com/ekeeke/Genesis-Plus-GX.git synced 2024-11-04 18:05:06 +01:00
Code Issues Packages Projects Releases Wiki Activity

. disabled SRAM on power on when ROM & SRAM are sharing same memory area

Browse Source
This commit is contained in:
ekeeke31 2011-04-28 00:12:30 +00:00
parent 03f154f7af
commit ea8228be66
1 changed files with 11 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
source/cart_hw/md_cart.c
View File

@ -296,14 +296,17 @@ void md_cart_init(void)
}
else
{
/* Static RAM (64k max.) */
m68k_memory_map[sram.start >> 16].base = sram.sram;
m68k_memory_map[sram.start >> 16].read8 = NULL;
m68k_memory_map[sram.start >> 16].read16 = NULL;
m68k_memory_map[sram.start >> 16].write8 = NULL;
m68k_memory_map[sram.start >> 16].write16 = NULL;
zbank_memory_map[sram.start >> 16].read = NULL;
zbank_memory_map[sram.start >> 16].write = NULL;
/* Static RAM (64k max.) - disabled on reset if ROM is mapped in same area */
if (cart.romsize < sram.start)
{
m68k_memory_map[sram.start >> 16].base = sram.sram;
m68k_memory_map[sram.start >> 16].read8 = NULL;
m68k_memory_map[sram.start >> 16].read16 = NULL;
m68k_memory_map[sram.start >> 16].write8 = NULL;
m68k_memory_map[sram.start >> 16].write16 = NULL;
zbank_memory_map[sram.start >> 16].read = NULL;
zbank_memory_map[sram.start >> 16].write = NULL;
}
}
}