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Fixed IDE word 93.

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This commit is contained in:
OBattler
2020-10-16 22:08:46 +02:00
parent fc995e8bfc
commit 2c81a8decd
1 changed files with 11 additions and 4 deletions
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15
src/disk/hdc_ide.c
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@@ -546,6 +546,7 @@ static void
ide_identify(ide_t *ide)
{
int d, i, max_pio, max_sdma, max_mdma, max_udma;
ide_t *ide_other = ide_drives[ide->channel ^ 1];
ide_log("IDE IDENTIFY or IDENTIFY PACKET DEVICE on board %i (channel %i)\n", ide->board, ide->channel);
@@ -596,10 +597,16 @@ ide_identify(ide_t *ide)
ide->buffer[88] |= (1 << i);
if (max_udma >= 4)
ide->buffer[93] = 0x6000; /* Drive reports 80-conductor cable */
if (ide->channel)
ide->buffer[93] |= 0x0d00;
else
ide->buffer[93] |= 0x007d;
if (ide->channel & 1)
ide->buffer[93] |= 0x0b00;
else {
ide->buffer[93] |= 0x000b;
/* PDIAG- is assered by device 1, so the bit should be 1 if there's a device 1,
so it should be |= 0x001b if device 1 is present. */
if (ide_other != NULL)
ide->buffer[93] |= 0x0010;
}
}
if ((max_sdma != -1) || (max_mdma != -1) || (max_udma != -1)) {