Date: Wed, 28 Nov 2007 12:32:05 -0500 From: Jung-uk Kim <jkim@FreeBSD.org> To: freebsd-bugs@FreeBSD.org, Helmut Schneider <jumper99@gmx.de> Subject: Re: kern/118308: 6.2 on IBM Blade HS20, Nortel Switches, hw.bge.fake_autoneg Message-ID: <200711281232.08889.jkim@FreeBSD.org> In-Reply-To: <200711281630.lASGU5Fa092406@freefall.freebsd.org> References: <200711281630.lASGU5Fa092406@freefall.freebsd.org>
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[-- Attachment #1 --]
On Wednesday 28 November 2007 11:30 am, Helmut Schneider wrote:
> The following reply was made to PR kern/118308; it has been noted
> by GNATS.
>
> From: "Helmut Schneider" <jumper99@gmx.de>
> To: "Helmut Schneider" <jumper99@gmx.de>,
> <bug-followup@FreeBSD.org>
> Cc:
> Subject: Re: kern/118308: 6.2 on IBM Blade HS20, Nortel Switches,
> hw.bge.fake_autoneg Date: Wed, 28 Nov 2007 17:20:56 +0100
>
> Sorry, old one I think is that DLink or so (where it works fine),
> new switch is the Nortel Networks Layer 2/3 GbE Switch Module...
This problem should be fixed already. If you really have to use
RELENG_6_2, you can try the attached patch.
Jung-uk Kim
[-- Attachment #2 --]
--- sys/dev/bge/if_bge.c.orig 2007-11-28 11:55:47.000000000 -0500
+++ sys/dev/bge/if_bge.c 2007-11-28 11:58:10.000000000 -0500
@@ -397,9 +397,6 @@
DRIVER_MODULE(bge, pci, bge_driver, bge_devclass, 0, 0);
DRIVER_MODULE(miibus, bge, miibus_driver, miibus_devclass, 0, 0);
-static int bge_fake_autoneg = 0;
-TUNABLE_INT("hw.bge.fake_autoneg", &bge_fake_autoneg);
-
static uint32_t
bge_readmem_ind(struct bge_softc *sc, int off)
{
@@ -3235,18 +3232,20 @@
* mechanism for programming the autoneg
* advertisement registers in TBI mode.
*/
- if (bge_fake_autoneg == 0 &&
- sc->bge_asicrev == BGE_ASICREV_BCM5704) {
+ if (sc->bge_asicrev == BGE_ASICREV_BCM5704) {
uint32_t sgdig;
- CSR_WRITE_4(sc, BGE_TX_TBI_AUTONEG, 0);
- sgdig = CSR_READ_4(sc, BGE_SGDIG_CFG);
- sgdig |= BGE_SGDIGCFG_AUTO|
- BGE_SGDIGCFG_PAUSE_CAP|
- BGE_SGDIGCFG_ASYM_PAUSE;
- CSR_WRITE_4(sc, BGE_SGDIG_CFG,
- sgdig|BGE_SGDIGCFG_SEND);
- DELAY(5);
- CSR_WRITE_4(sc, BGE_SGDIG_CFG, sgdig);
+ sgdig = CSR_READ_4(sc, BGE_SGDIG_STS);
+ if (sgdig & BGE_SGDIGSTS_DONE) {
+ CSR_WRITE_4(sc, BGE_TX_TBI_AUTONEG, 0);
+ sgdig = CSR_READ_4(sc, BGE_SGDIG_CFG);
+ sgdig |= BGE_SGDIGCFG_AUTO |
+ BGE_SGDIGCFG_PAUSE_CAP |
+ BGE_SGDIGCFG_ASYM_PAUSE;
+ CSR_WRITE_4(sc, BGE_SGDIG_CFG,
+ sgdig | BGE_SGDIGCFG_SEND);
+ DELAY(5);
+ CSR_WRITE_4(sc, BGE_SGDIG_CFG, sgdig);
+ }
}
break;
case IFM_1000_SX:
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