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ide: fix cmd_write_pio when nsectors > 1

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We need to adjust the sector being written to
prior to calling ide_transfer_start, otherwise
we'll write to the same sector again.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Andreas Färber <afaerber@suse.de>
Message-id: 1426811056-2202-2-git-send-email-jsnow@redhat.com
This commit is contained in:
John Snow 2015-03-19 20:24:13 -04:00
parent 3c6c9fe034
commit 6aff22c013
1 changed files with 1 additions and 1 deletions
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2
hw/ide/core.c
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@ -846,6 +846,7 @@ static void ide_sector_write_cb(void *opaque, int ret)
s->nsector -= n;
s->io_buffer_offset += 512 * n;
ide_set_sector(s, ide_get_sector(s) + n);
if (s->nsector == 0) {
/* no more sectors to write */
ide_transfer_stop(s);
@ -857,7 +858,6 @@ static void ide_sector_write_cb(void *opaque, int ret)
ide_transfer_start(s, s->io_buffer, n1 * BDRV_SECTOR_SIZE,
ide_sector_write);
}
ide_set_sector(s, ide_get_sector(s) + n);
if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
/* It seems there is a bug in the Windows 2000 installer HDD