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Remove BCM5704S specific tunable (hw.bge.fake_autoneg) and

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auto-detect the condition.
This commit is contained in:
jkim 2007-05-22 19:35:34 +00:00
parent 33d961a28a
commit 5a606c9586
2 changed files with 15 additions and 20 deletions
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7
share/man/man4/bge.4
View File

@ -31,7 +31,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd January 30, 2007
.Dd May 22, 2007
.Dt BGE 4
.Os
.Sh NAME
@ -205,14 +205,11 @@ SysKonnect SK-9D21 (10/100/1000baseTX)
SysKonnect SK-9D41 (1000baseSX)
.El
.Sh LOADER TUNABLES
Tunables can be set at the
The following tunable can be set at the
.Xr loader 8
prompt before booting the kernel, or stored in
.Xr loader.conf 5 .
.Bl -tag -width indent
.It Va hw.bge.fake_autoneg
Set to 1 for special handling of the BCM5704 HW.
Disabled by default.
.It Va hw.bge.allow_asf
Allow the ASF feature for cooperating with IPMI.
Can cause system lockup problems on a small number of systems.

28
sys/dev/bge/if_bge.c
View File

@ -424,15 +424,11 @@ static devclass_t bge_devclass;
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;
static int bge_allow_asf = 1;
TUNABLE_INT("hw.bge.fake_autoneg", &bge_fake_autoneg);
TUNABLE_INT("hw.bge.allow_asf", &bge_allow_asf);
SYSCTL_NODE(_hw, OID_AUTO, bge, CTLFLAG_RD, 0, "BGE driver parameters");
SYSCTL_INT(_hw_bge, OID_AUTO, fake_autoneg, CTLFLAG_RD, &bge_fake_autoneg, 0,
"Enable fake autonegotiation for certain blade systems");
SYSCTL_INT(_hw_bge, OID_AUTO, allow_asf, CTLFLAG_RD, &bge_allow_asf, 0,
"Allow ASF mode if available");
@ -3724,18 +3720,20 @@ bge_ifmedia_upd_locked(struct ifnet *ifp)
* 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: