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

Implemented LPT control register.

Browse source
This commit is contained in:
TomW 2015-07-12 14:09:26 +01:00
commit 13ca7eadd4
1 changed files with 8 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/lpt.c
View file

@ -4,6 +4,8 @@
#include "lpt.h"
static uint8_t lpt1_dat, lpt2_dat;
static uint8_t lpt1_ctrl, lpt2_ctrl;
void lpt1_write(uint16_t port, uint8_t val, void *priv)
{
switch (port & 3)
@ -14,6 +16,7 @@ void lpt1_write(uint16_t port, uint8_t val, void *priv)
break;
case 2:
writedacctrl(val);
lpt1_ctrl = val;
break;
}
}
@ -25,6 +28,8 @@ uint8_t lpt1_read(uint16_t port, void *priv)
return lpt1_dat;
case 1:
return readdacfifo();
case 2:
return lpt1_ctrl;
}
return 0xff;
}
@ -39,6 +44,7 @@ void lpt2_write(uint16_t port, uint8_t val, void *priv)
break;
case 2:
writedacctrl(val);
lpt2_ctrl = val;
break;
}
}
@ -50,6 +56,8 @@ uint8_t lpt2_read(uint16_t port, void *priv)
return lpt2_dat;
case 1:
return readdacfifo();
case 2:
return lpt2_ctrl;
}
return 0xff;
}