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Apply ISA timing delays to RTC accesses. Fixes hang when booting Ontrack Disk Manager.

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This commit is contained in:
SarahW 2018-02-26 22:06:17 +00:00
commit 4ba95a1853
1 changed files with 3 additions and 0 deletions
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3
src/nvr.c
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@ -154,6 +154,8 @@ void nvr_onesec(void *p)
void writenvr(uint16_t addr, uint8_t val, void *priv) void writenvr(uint16_t addr, uint8_t val, void *priv)
{ {
int c, old; int c, old;
cycles -= ISA_CYCLES(8);
// printf("Write NVR %03X %02X %02X %04X:%04X %i\n",addr,nvraddr,val,cs>>4,pc,ins); // printf("Write NVR %03X %02X %02X %04X:%04X %i\n",addr,nvraddr,val,cs>>4,pc,ins);
if (addr&1) if (addr&1)
{ {
@ -218,6 +220,7 @@ uint8_t readnvr(uint16_t addr, void *priv)
{ {
uint8_t temp; uint8_t temp;
// printf("Read NVR %03X %02X %02X %04X:%04X\n",addr,nvraddr,nvrram[nvraddr],cs>>4,pc); // printf("Read NVR %03X %02X %02X %04X:%04X\n",addr,nvraddr,nvrram[nvraddr],cs>>4,pc);
cycles -= ISA_CYCLES(8);
if (addr&1) if (addr&1)
{ {
if (nvraddr == RTC_REGA) if (nvraddr == RTC_REGA)