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fdc: fix seek command, which shouldn't check tracks

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The seek command just sends step pulses to the drive and doesn't care if
there is a medium inserted of if it is banging the head against the drive.

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Hervé Poussineau 2012-02-06 22:29:11 +01:00 committed by Kevin Wolf
parent 844f65d661
commit b072a3c85d
1 changed files with 6 additions and 3 deletions
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9
hw/fdc.c
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@ -1622,13 +1622,16 @@ static void fdctrl_handle_seek(FDCtrl *fdctrl, int direction)
SET_CUR_DRV(fdctrl, fdctrl->fifo[1] & FD_DOR_SELMASK); SET_CUR_DRV(fdctrl, fdctrl->fifo[1] & FD_DOR_SELMASK);
cur_drv = get_cur_drv(fdctrl); cur_drv = get_cur_drv(fdctrl);
fdctrl_reset_fifo(fdctrl); fdctrl_reset_fifo(fdctrl);
/* The seek command just sends step pulses to the drive and doesn't care if
* there is a medium inserted of if it's banging the head against the drive.
*/
if (fdctrl->fifo[2] > cur_drv->max_track) { if (fdctrl->fifo[2] > cur_drv->max_track) {
fdctrl_raise_irq(fdctrl, FD_SR0_ABNTERM | FD_SR0_SEEK); cur_drv->track = cur_drv->max_track;
} else { } else {
cur_drv->track = fdctrl->fifo[2]; cur_drv->track = fdctrl->fifo[2];
/* Raise Interrupt */
fdctrl_raise_irq(fdctrl, FD_SR0_SEEK);
} }
/* Raise Interrupt */
fdctrl_raise_irq(fdctrl, FD_SR0_SEEK);
} }
static void fdctrl_handle_perpendicular_mode(FDCtrl *fdctrl, int direction) static void fdctrl_handle_perpendicular_mode(FDCtrl *fdctrl, int direction)