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authorjakllsch <jakllsch@NetBSD.org>2019-09-29 21:21:41 +0000
committerjakllsch <jakllsch@NetBSD.org>2019-09-29 21:21:41 +0000
commit1641ca6505a65d0a33a7090dd1ffe70d552cfb9a (patch)
treeff30608cbb19d9dadc63db45191edf34856137b7 /sys/dev
parenta19c75ef47ea2138793abfa0b1cad50cc329db0a (diff)
Ensure cmdh_prdtl is 0 in ahci_do_reset_drive().
(I'm probably just being paranoid here.)
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/ic/ahcisata_core.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/dev/ic/ahcisata_core.c b/sys/dev/ic/ahcisata_core.c
index 2e9a6f09564..fc07bd45bd0 100644
--- a/sys/dev/ic/ahcisata_core.c
+++ b/sys/dev/ic/ahcisata_core.c
@@ -1,4 +1,4 @@
-/* $NetBSD: ahcisata_core.c,v 1.75 2019/04/07 17:46:49 bouyer Exp $ */
+/* $NetBSD: ahcisata_core.c,v 1.76 2019/09/29 21:21:41 jakllsch Exp $ */
/*
* Copyright (c) 2006 Manuel Bouyer.
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ahcisata_core.c,v 1.75 2019/04/07 17:46:49 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ahcisata_core.c,v 1.76 2019/09/29 21:21:41 jakllsch Exp $");
#include <sys/types.h>
#include <sys/malloc.h>
@@ -842,6 +842,7 @@ again:
cmd_tbl = achp->ahcic_cmd_tbl[c_slot];
cmd_h->cmdh_flags = htole16(AHCI_CMDH_F_RST | AHCI_CMDH_F_CBSY |
RHD_FISLEN / 4 | (drive << AHCI_CMDH_F_PMP_SHIFT));
+ cmd_h->cmdh_prdtl = 0;
cmd_h->cmdh_prdbc = 0;
memset(cmd_tbl->cmdt_cfis, 0, 64);
cmd_tbl->cmdt_cfis[fis_type] = RHD_FISTYPE;