RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-10-28 05:48:52 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

adjustments for CPU core changes

Browse source 
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@190 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-07-13 13:43:56 +00:00
parent 547045e3c6
commit 2270612aa7
4 changed files with 27 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Pico/Memory.c
View file

@ -504,7 +504,9 @@ static unsigned int m68k_read_8 (unsigned int a, int do_fake) {
a&=0xffffff;
if(PicoMCD&1) return m68k_read_pcrelative_CD8(a);
if(a<Pico.romsize) return *(u8 *)(Pico.rom+(a^1)); // Rom
#ifdef EMU_C68K
if(do_fake&&((ppop&0x3f)==0x3a||(ppop&0x3f)==0x3b)) return lastread_d[lrp_mus++&15];
#endif
if((a&0xe00000)==0xe00000) return *(u8 *)(Pico.ram+((a^1)&0xffff)); // Ram
return 0;
}
@ -512,7 +514,9 @@ static unsigned int m68k_read_16(unsigned int a, int do_fake) {
a&=0xffffff;
if(PicoMCD&1) return m68k_read_pcrelative_CD16(a);
if(a<Pico.romsize) return *(u16 *)(Pico.rom+(a&~1)); // Rom
#ifdef EMU_C68K
if(do_fake&&((ppop&0x3f)==0x3a||(ppop&0x3f)==0x3b)) return lastread_d[lrp_mus++&15];
#endif
if((a&0xe00000)==0xe00000) return *(u16 *)(Pico.ram+(a&0xfffe)); // Ram
return 0;
}
@ -520,7 +524,9 @@ static unsigned int m68k_read_32(unsigned int a, int do_fake) {
a&=0xffffff;
if(PicoMCD&1) return m68k_read_pcrelative_CD32(a);
if(a<Pico.romsize) { u16 *pm=(u16 *)(Pico.rom+(a&~1)); return (pm[0]<<16)|pm[1]; }
#ifdef EMU_C68K
if(do_fake&&((ppop&0x3f)==0x3a||(ppop&0x3f)==0x3b)) return lastread_d[lrp_mus++&15];
#endif
if((a&0xe00000)==0xe00000) { u16 *pm=(u16 *)(Pico.ram+(a&0xfffe)); return (pm[0]<<16)|pm[1]; } // Ram
return 0;
}