summary refs log tree commit diff stats
path: root/hw/fdc.c
diff options
context:
space:
mode:
authorHervé Poussineau <hpoussin@reactos.org>2012-02-06 22:29:11 +0100
committerKevin Wolf <kwolf@redhat.com>2012-02-29 12:48:46 +0100
commitb072a3c85da1391d86aaea60451738131034c7c3 (patch)
treebb6140895b1be6b435cc93254a83ff05a8e79965 /hw/fdc.c
parent844f65d661fa6d7e5460cc76ccabfe1398849fe7 (diff)
downloadfocaccia-qemu-b072a3c85da1391d86aaea60451738131034c7c3.tar.gz
focaccia-qemu-b072a3c85da1391d86aaea60451738131034c7c3.zip
fdc: fix seek command, which shouldn't check tracks
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>
Diffstat (limited to 'hw/fdc.c')
-rw-r--r--hw/fdc.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/hw/fdc.c b/hw/fdc.c
index cc03326608..7879b70bc6 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -1622,13 +1622,16 @@ static void fdctrl_handle_seek(FDCtrl *fdctrl, int direction)
     SET_CUR_DRV(fdctrl, fdctrl->fifo[1] & FD_DOR_SELMASK);
     cur_drv = get_cur_drv(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) {
-        fdctrl_raise_irq(fdctrl, FD_SR0_ABNTERM | FD_SR0_SEEK);
+        cur_drv->track = cur_drv->max_track;
     } else {
         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)