RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

some io stats added

Browse source 
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@232 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-09-01 12:24:04 +00:00
parent e5f426aa2e
commit 4f65685b97
6 changed files with 104 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

12
Pico/Memory.c
View file

@ -38,6 +38,12 @@ int lrp_cyc=0, lrp_mus=0, lwp_cyc=0, lwp_mus=0;
extern unsigned int ppop;
#endif
#ifdef IO_STATS
void log_io(unsigned int addr, int bits, int rw);
#else
#define log_io(...)
#endif
#if defined(EMU_C68K) || defined(EMU_A68K)
static __inline int PicoMemBase(u32 pc)
{
@ -294,6 +300,7 @@ PICO_INTERNAL_ASM u32 CPU_CALL PicoRead8(u32 a)
#endif
if (a<Pico.romsize) { d = *(u8 *)(Pico.rom+(a^1)); goto end; } // Rom
log_io(a, 8, 0);
if ((a&0xff4000)==0xa00000) { d=z80Read8(a); goto end; } // Z80 Ram
d=OtherRead16(a&~1, 8); if ((a&1)==0) d>>=8;
@ -336,6 +343,7 @@ PICO_INTERNAL_ASM u32 CPU_CALL PicoRead16(u32 a)
#endif
if (a<Pico.romsize) { d = *(u16 *)(Pico.rom+a); goto end; } // Rom
log_io(a, 16, 0);
d = OtherRead16(a, 16);
@ -370,6 +378,7 @@ PICO_INTERNAL_ASM u32 CPU_CALL PicoRead32(u32 a)
}
if (a<Pico.romsize) { u16 *pm=(u16 *)(Pico.rom+a); d = (pm[0]<<16)|pm[1]; goto end; } // Rom
log_io(a, 32, 0);
d = (OtherRead16(a, 32)<<16)|OtherRead16(a+2, 32);
@ -402,6 +411,7 @@ static void CPU_CALL PicoWrite8(u32 a,u8 d)
// dprintf("w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);
if ((a&0xe00000)==0xe00000) { *(u8 *)(Pico.ram+((a^1)&0xffff))=d; return; } // Ram
log_io(a, 8, 1);
a&=0xffffff;
OtherWrite8(a,d,8);
@ -419,6 +429,7 @@ void CPU_CALL PicoWrite16(u32 a,u16 d)
// dprintf("w16: %06x, %04x @%06x", a&0xffffff, d, SekPc);
if ((a&0xe00000)==0xe00000) { *(u16 *)(Pico.ram+(a&0xfffe))=d; return; } // Ram
log_io(a, 16, 1);
a&=0xfffffe;
OtherWrite16(a,d);
@ -440,6 +451,7 @@ static void CPU_CALL PicoWrite32(u32 a,u32 d)
pm[0]=(u16)(d>>16); pm[1]=(u16)d;
return;
}
log_io(a, 32, 1);
a&=0xfffffe;
OtherWrite16(a, (u16)(d>>16));