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fdc: fix implied seek while there is no media in drive

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The Windows uses 'READ' command at the start of an instalation
without checking the 'dir' register. We have to abort the transfer
with an abnormal termination if there is no media in the drive.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Pavel Hrdina 2012-06-13 15:43:11 +02:00 • committed by Kevin Wolf
parent af7b708db2
commit c52acf60b6
1 changed files with 4 additions and 0 deletions
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4
hw/fdc.c
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@ -159,6 +159,10 @@ static int fd_seek(FDrive *drv, uint8_t head, uint8_t track, uint8_t sect,
drv->sect = sect;
}
if (drv->bs == NULL || !bdrv_is_inserted(drv->bs)) {
ret = 2;
}
return ret;
}