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Applied both mainline PCem commits;

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Fixed the RTL8029AS again (one of my "fixes" broke it);
RTL8029AS PCI register 4 is now written to;
Added incomplete (and currently commented out) emulation of the AWE64 PCI;
Replaced sector-based floppy emulation with more accurate code.
This commit is contained in:
OBattler
2016-08-15 01:34:46 +02:00
parent 2cf962445f
commit 1433d9a073
53 changed files with 2335 additions and 1828 deletions
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34
src/fdc.c
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@@ -63,6 +63,9 @@ typedef struct FDC
uint8_t fifobuf[16];
int seek_params; /* Needed for relative seek. */
int gap, dtl;
int format_sectors;
} FDC;
static FDC fdc;
@@ -92,8 +95,24 @@ void fdc_reset()
}
// pclog("Reset FDC\n");
}
int ins;
int fdc_get_gap()
{
return fdc.gap;
}
int fdc_get_dtl()
{
return fdc.dtl;
}
int fdc_get_format_sectors()
{
return fdc.format_sectors;
}
void fdc_reset_fifo_buf()
{
int i = 0;
@@ -588,11 +607,13 @@ bad_command:
fdd_set_head(fdc.drive, (fdc.params[0] & 4) ? 1 : 0);
fdc.sector=fdc.params[3];
fdc.eot[fdc.drive] = fdc.params[5];
fdc.gap = fdc.params[6];
fdc.dtl = fdc.params[7];
if (fdc.config & 0x40)
{
if (fdc.params[1] != fdc.track[fdc.drive])
{
fdc_seek(fdc.drive, fdc.params[1] - fdc.track[fdc.drive]);
fdc_seek(fdc.drive, ((int) fdc.params[1]) - ((int) fdc.track[fdc.drive]));
fdc.track[fdc.drive] = fdc.params[1];
}
}
@@ -618,11 +639,13 @@ bad_command:
fdd_set_head(fdc.drive, (fdc.params[0] & 4) ? 1 : 0);
fdc.sector=fdc.params[3];
fdc.eot[fdc.drive] = fdc.params[5];
fdc.gap = fdc.params[6];
fdc.dtl = fdc.params[7];
if (fdc.config & 0x40)
{
if (fdc.params[1] != fdc.track[fdc.drive])
{
fdc_seek(fdc.drive, fdc.params[1] - fdc.track[fdc.drive]);
fdc_seek(fdc.drive, ((int) fdc.params[1]) - ((int) fdc.track[fdc.drive]));
fdc.track[fdc.drive] = fdc.params[1];
}
}
@@ -644,11 +667,13 @@ bad_command:
fdd_set_head(fdc.drive, (fdc.params[0] & 4) ? 1 : 0);
fdc.sector=fdc.params[3];
fdc.eot[fdc.drive] = fdc.params[5];
fdc.gap = fdc.params[6];
fdc.dtl = fdc.params[7];
if (fdc.config & 0x40)
{
if (fdc.params[1] != fdc.track[fdc.drive])
{
fdc_seek(fdc.drive, fdc.params[1] - fdc.track[fdc.drive]);
fdc_seek(fdc.drive, ((int) fdc.params[1]) - ((int) fdc.track[fdc.drive]));
fdc.track[fdc.drive] = fdc.params[1];
}
}
@@ -675,6 +700,9 @@ bad_command:
case 0x0d: /*Format*/
fdc_rate(fdc.drive);
fdc.head = (fdc.params[0] & 4) ? 1 : 0;
fdc.gap = fdc.params[3];
fdc.dtl = 4000000;
fdc.format_sectors = fdc.params[2];
fdc.format_state = 1;
fdc.pos = 0;
fdc.stat = 0x30;