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authorryo <ryo@NetBSD.org>2021-11-11 06:56:56 +0000
committerryo <ryo@NetBSD.org>2021-11-11 06:56:56 +0000
commita43fb3cfc8dd87f3b4757ef55c13dd4835d9e79d (patch)
tree1f6a5600ed5d4b32fe3e71dec6314a998287bb96 /sys/dev
parent6a57cebcceb12d9dcf771a8786dc99397a9f2682 (diff)
Fixed a panic problem at attach with aq(4) F/W version 1.
- Don't use cprng(9) when attaching, since it's not available yet. - Wait up to 10 seconds because delay is not enough. - Even if the delay is not enough, it will fail attach without panic. - Checked on the actual card D107 (F/W version 1.5.58)
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/pci/if_aq.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/sys/dev/pci/if_aq.c b/sys/dev/pci/if_aq.c
index 3b30399bf97..60e1de0b4d2 100644
--- a/sys/dev/pci/if_aq.c
+++ b/sys/dev/pci/if_aq.c
@@ -1,4 +1,4 @@
-/* $NetBSD: if_aq.c,v 1.29 2021/10/11 15:08:17 msaitoh Exp $ */
+/* $NetBSD: if_aq.c,v 1.30 2021/11/11 06:56:56 ryo Exp $ */
/**
* aQuantia Corporation Network Driver
@@ -62,7 +62,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_aq.c,v 1.29 2021/10/11 15:08:17 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_aq.c,v 1.30 2021/11/11 06:56:56 ryo Exp $");
#ifdef _KERNEL_OPT
#include "opt_if_aq.h"
@@ -2068,22 +2068,22 @@ aq_hw_init_ucp(struct aq_softc *sc)
int timo;
if (FW_VERSION_MAJOR(sc) == 1) {
- if (AQ_READ_REG(sc, FW1X_MPI_INIT2_REG) == 0) {
- uint32_t data;
- cprng_fast(&data, sizeof(data));
- data &= 0xfefefefe;
- data |= 0x02020202;
- AQ_WRITE_REG(sc, FW1X_MPI_INIT2_REG, data);
- }
+ if (AQ_READ_REG(sc, FW1X_MPI_INIT2_REG) == 0)
+ AQ_WRITE_REG(sc, FW1X_MPI_INIT2_REG, 0xfefefefe);
AQ_WRITE_REG(sc, FW1X_MPI_INIT1_REG, 0);
}
- for (timo = 100; timo > 0; timo--) {
+ /* Wait a maximum of 10sec. It usually takes about 5sec. */
+ for (timo = 10000; timo > 0; timo--) {
sc->sc_mbox_addr = AQ_READ_REG(sc, FW_MPI_MBOX_ADDR_REG);
if (sc->sc_mbox_addr != 0)
break;
delay(1000);
}
+ if (sc->sc_mbox_addr == 0) {
+ aprint_error_dev(sc->sc_dev, "cannot get mbox addr\n");
+ return ETIMEDOUT;
+ }
#define AQ_FW_MIN_VERSION 0x01050006
#define AQ_FW_MIN_VERSION_STR "1.5.6"