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First FDC Sense Interrupt Status command after post-reset ready state change results is now zero. Fixes Grey Cat Linux.

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This commit is contained in:
TomW 2015-09-19 19:01:32 +01:00
commit 99060248b2
1 changed files with 5 additions and 2 deletions
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7
src/fdc.c
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@ -472,7 +472,7 @@ void fdc_callback()
case -1: /*Reset*/ case -1: /*Reset*/
//rpclog("Reset\n"); //rpclog("Reset\n");
fdc_int(); fdc_int();
fdc_reset_stat = 4; fdc_reset_stat = 5;
return; return;
case 2: /*Read track*/ case 2: /*Read track*/
/* if (!fdc.pos) /* if (!fdc.pos)
@ -642,8 +642,11 @@ void fdc_callback()
if (fdc_reset_stat) if (fdc_reset_stat)
{ {
fdc.st0 = (fdc.st0 & 0xf8) | (4 - fdc_reset_stat) | (fdc.head ? 4 : 0);
fdc_reset_stat--; fdc_reset_stat--;
if (!fdc_reset_stat)
fdc.st0 = 0;
else
fdc.st0 = (fdc.st0 & 0xf8) | (4 - fdc_reset_stat) | (fdc.head ? 4 : 0);
} }
fdc.stat = (fdc.stat & 0xf) | 0xd0; fdc.stat = (fdc.stat & 0xf) | 0xd0;
fdc.res[9] = fdc.st0; fdc.res[9] = fdc.st0;