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Tell the MII layer to advertise PAUSE capability, and configure

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the chip's PAUSE threshold.
This commit is contained in:
thorpej 2001-07-27 22:46:20 +00:00
parent 7459c35d44
commit fab087b3a2
1 changed files with 7 additions and 3 deletions
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10
sys/dev/pci/if_stge.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_stge.c,v 1.4 2001/07/25 15:44:48 thorpej Exp $ */
/* $NetBSD: if_stge.c,v 1.5 2001/07/27 22:46:20 thorpej Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
@ -591,7 +591,7 @@ stge_attach(struct device *parent, struct device *self, void *aux)
ifmedia_init(&sc->sc_mii.mii_media, 0, stge_mediachange,
stge_mediastatus);
mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
MII_OFFSET_ANY, 0);
MII_OFFSET_ANY, MIIF_DOPAUSE);
if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
@ -1554,8 +1554,12 @@ stge_init(struct ifnet *ifp)
DMAC_TxBurstLimit(3));
/*
* XXX Configure flow control thresholds.
* Send a PAUSE frame when we reach 29,696 bytes in the Rx
* FIFO, and send an un-PAUSE frame when the FIFO is totally
* empty again.
*/
bus_space_write_4(st, sh, STGE_FlowOnTresh, 29696 / 16);
bus_space_write_4(st, sh, STGE_FlowOffThresh, 0);
/*
* Set the maximum frame size.