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Add IO configuration to Commodore PC 30 III.

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This commit is contained in:
SarahW 2017-08-23 20:17:32 +01:00
commit 9b84ce5218
14 changed files with 60 additions and 12 deletions
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39
src/cbm_io.c Normal file
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#include "ibm.h"
#include "io.h"
#include "lpt.h"
#include "serial.h"
static void cbm_io_write(uint16_t port, uint8_t val, void *p)
{
serial1_remove();
serial2_remove();
lpt1_remove();
lpt2_remove();
switch (val & 3)
{
case 1:
lpt1_init(0x3bc);
break;
case 2:
lpt1_init(0x378);
break;
case 3:
lpt1_init(0x278);
break;
}
switch (val & 0xc)
{
case 0x4:
serial1_set(0x2f8, 3);
break;
case 0x8:
serial1_set(0x3f8, 4);
break;
}
}
void cbm_io_init()
{
io_sethandler(0x0230, 0x0001, NULL,NULL,NULL, cbm_io_write,NULL,NULL, NULL);
}