From: Pavel Hrdina <phrdina@redhat.com>
To: qemu-devel@nongnu.org
Cc: Pavel Hrdina <phrdina@redhat.com>
Subject: [Qemu-devel] [PATCH] fdc: fix relative seek
Date: Mon, 16 Jul 2012 10:38:37 +0200 [thread overview]
Message-ID: <0f59fdb3e5569d114ee7f09791b5bc6152ba2478.1342427855.git.phrdina@redhat.com> (raw)
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
---
hw/fdc.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/hw/fdc.c b/hw/fdc.c
index edf0706..decb1f7 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -1705,7 +1705,8 @@ static void fdctrl_handle_relative_seek_out(FDCtrl *fdctrl, int direction)
fd_seek(cur_drv, cur_drv->head, cur_drv->max_track - 1,
cur_drv->sect, 1);
} else {
- fd_seek(cur_drv, cur_drv->head, fdctrl->fifo[2], cur_drv->sect, 1);
+ fd_seek(cur_drv, cur_drv->head,
+ cur_drv->track + fdctrl->fifo[2], cur_drv->sect, 1);
}
fdctrl_reset_fifo(fdctrl);
/* Raise Interrupt */
@@ -1721,7 +1722,8 @@ static void fdctrl_handle_relative_seek_in(FDCtrl *fdctrl, int direction)
if (fdctrl->fifo[2] > cur_drv->track) {
fd_seek(cur_drv, cur_drv->head, 0, cur_drv->sect, 1);
} else {
- fd_seek(cur_drv, cur_drv->head, fdctrl->fifo[2], cur_drv->sect, 1);
+ fd_seek(cur_drv, cur_drv->head,
+ cur_drv->track - fdctrl->fifo[2], cur_drv->sect, 1);
}
fdctrl_reset_fifo(fdctrl);
/* Raise Interrupt */
--
1.7.10.4
reply other threads:[~2012-07-16 8:38 UTC|newest]
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