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Fully reset a gem on some error conditions; otherwise it would hang in

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about 1 of 10 cases.

Proposed and tested by:	phk
This commit is contained in:
Thomas Moestl 2002-05-24 12:47:41 +00:00
parent 08198a0e3e
commit 9bb711b95d
1 changed files with 4 additions and 0 deletions
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4
sys/dev/gem/if_gem.c
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@ -1610,11 +1610,15 @@ gem_intr(v)
int txstat = bus_space_read_4(t, seb, GEM_MAC_TX_STATUS);
if (txstat & ~GEM_MAC_TX_XMIT_DONE)
printf("MAC tx fault, status %x\n", txstat);
if (txstat & (GEM_MAC_TX_UNDERRUN | GEM_MAC_TX_PKT_TOO_LONG))
gem_init(sc);
}
if (status & GEM_INTR_RX_MAC) {
int rxstat = bus_space_read_4(t, seb, GEM_MAC_RX_STATUS);
if (rxstat & ~(GEM_MAC_RX_DONE | GEM_MAC_RX_FRAME_CNT))
printf("MAC rx fault, status %x\n", rxstat);
if ((rxstat & GEM_MAC_RX_OVERFLOW) != 0)
gem_init(sc);
}
}