Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Remove waitstates from PIT register accesses. Fixes speed issues with Desert Strike.

Browse source
This commit is contained in:
SarahW 2018-04-18 21:10:01 +01:00
commit e4ddbd8441
1 changed files with 0 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/pit.c
View file

@ -332,7 +332,6 @@ void pit_write(uint16_t addr, uint8_t val, void *p)
{ {
PIT *pit = (PIT *)p; PIT *pit = (PIT *)p;
int t; int t;
cycles -= (int)PITCONST;
// /*if (val != 0x40) */pclog("Write PIT %04X %02X %04X:%08X %i %i\n",addr,val,CS,pc,ins, pit->gate[0]); // /*if (val != 0x40) */pclog("Write PIT %04X %02X %04X:%08X %i %i\n",addr,val,CS,pc,ins, pit->gate[0]);
switch (addr&3) switch (addr&3)
@ -457,7 +456,6 @@ uint8_t pit_read(uint16_t addr, void *p)
PIT *pit = (PIT *)p; PIT *pit = (PIT *)p;
int t; int t;
uint8_t temp = 0xff; uint8_t temp = 0xff;
cycles -= (int)PITCONST;
// printf("Read PIT %04X ",addr); // printf("Read PIT %04X ",addr);
switch (addr&3) switch (addr&3)
{ {