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Use BMSR to test for `negotiation complete'; the alternative bit in the 

LXT vendor register 20 is latching high and resets to low on read causing
subsequent status request to return `IFM_NONE'.
This commit is contained in:
pk 1999-12-21 10:47:00 +00:00
parent 0ce579a4d0
commit 03c8221ad0
1 changed files with 4 additions and 3 deletions
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7
sys/dev/mii/lxtphy.c
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@ -1,4 +1,4 @@
/* $NetBSD: lxtphy.c,v 1.13 1999/11/12 18:13:00 thorpej Exp $ */ /* $NetBSD: lxtphy.c,v 1.14 1999/12/21 10:47:00 pk Exp $ */
/*- /*-
* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc. * Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@ -255,7 +255,7 @@ lxtphy_status(sc)
{ {
struct mii_data *mii = sc->mii_pdata; struct mii_data *mii = sc->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur; struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmcr, csr; int bmcr, bmsr, csr;
mii->mii_media_status = IFM_AVALID; mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER; mii->mii_media_active = IFM_ETHER;
@ -280,7 +280,8 @@ lxtphy_status(sc)
mii->mii_media_active |= IFM_LOOP; mii->mii_media_active |= IFM_LOOP;
if (bmcr & BMCR_AUTOEN) { if (bmcr & BMCR_AUTOEN) {
if ((csr & CSR_ACOMP) == 0) { bmsr = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
if ((bmsr & BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */ /* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE; mii->mii_media_active |= IFM_NONE;
return; return;