RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-06 15:48:05 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

minor timing change

Browse source 
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@254 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-09-18 19:57:10 +00:00
parent f02439758e
commit 5f20bb8036
4 changed files with 13 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Pico/MemoryCmn.c
View file

@ -57,7 +57,7 @@ u32 z80ReadBusReq(void)
int stop_before = SekCyclesDone() - z80stopCycle;
//elprintf(EL_BUSREQ, "get_zrun: stop before: %i", stop_before);
// note: if we use 20 or more here, Barkley Shut Up and Jam! will purposedly crash itself.
// TODO: CD Terminator
// but CD Terminator needs at least 32, so it only works because next frame cycle wrap.
if (stop_before > 0 && stop_before < 20) // Gens uses 16 here
d = 1; // bus not yet available
}
@ -176,7 +176,7 @@ void OtherWrite8(u32 a,u32 d)
#endif
if (a==0xa11100) { z80WriteBusReq(d); return; }
if (a==0xa11200) {
dprintf("write z80Reset: %02x", d);
elprintf(EL_BUSREQ, "write z80Reset: %02x", d);
if(!(d&1)) z80_reset();
return;
}