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Code Issues Releases Activity

For IP1001 PHY, do not set multi-port device(MASTER). Ideally this

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bit should not affect link establishment process of auto-negotiation
if manual configuration is not used, which is true in auto-negotiation.
However it seems setting this bit interfere with IP1001 PHY's
down-shifting feature such that establishing a 10/100Mbps link failed
when 1000baseT link is not available during auto-negotiation process.

Tested by:	Andrey Smagin <samspeed <> mail dot ru >
This commit is contained in:
Pyun YongHyeon 2011-11-22 21:22:06 +00:00
parent 8e2a5aa10c
commit 21c8beb9fd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=227842
1 changed files with 2 additions and 1 deletions
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3
sys/dev/mii/ip1000phy.c
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@ -324,7 +324,8 @@ ip1000phy_mii_phy_auto(struct mii_softc *sc, int media)
PHY_WRITE(sc, IP1000PHY_MII_ANAR, reg | IP1000PHY_ANAR_CSMA);
reg = IP1000PHY_1000CR_1000T | IP1000PHY_1000CR_1000T_FDX;
reg |= IP1000PHY_1000CR_MASTER;
if (sc->mii_mpd_model != MII_MODEL_xxICPLUS_IP1001)
reg |= IP1000PHY_1000CR_MASTER;
PHY_WRITE(sc, IP1000PHY_MII_1000CR, reg);
PHY_WRITE(sc, IP1000PHY_MII_BMCR, (IP1000PHY_BMCR_FDX |
IP1000PHY_BMCR_AUTOEN | IP1000PHY_BMCR_STARTNEG));