Re: Ultrasparc 1 network freeze

David S. Miller (davem@redhat.com)
Sun, 11 Aug 2002 18:29:23 -0700 (PDT)


From: Joshua Uziel <uzi@uzix.org>
Date: Sun, 11 Aug 2002 15:30:11 -0700

Yep... known issue with the sunhme driver.
...
--- drivers/net/sunhme.c.orig Mon Jul 15 02:38:27 2002
+++ drivers/net/sunhme.c Mon Jul 15 03:09:03 2002

Hmmm, can the people who can reproduce this try this patch
instead?

--- drivers/net/sunhme.c.~1~ Sun Aug 11 18:37:34 2002
+++ drivers/net/sunhme.c Sun Aug 11 18:38:17 2002
@@ -1640,6 +1640,7 @@
HMD((", enable global interrupts, "));
hme_write32(hp, gregs + GREG_IMASK,
(GREG_IMASK_GOTFRAME | GREG_IMASK_RCNTEXP |
+ GREG_IMASK_TXALL |
GREG_IMASK_SENTFRAME | GREG_IMASK_TXPERR));

/* Set the transmit ring buffer size. */
@@ -2125,8 +2126,8 @@
happy_meal_mif_interrupt(hp);
}

- if (happy_status & GREG_STAT_TXALL) {
- HMD(("TXALL "));
+ if (happy_status & GREG_STAT_HOSTTOTX) {
+ HMD(("HOSTTOTX "));
happy_meal_tx(hp);
}

@@ -2155,7 +2156,7 @@

if (!(happy_status & (GREG_STAT_ERRORS |
GREG_STAT_MIFIRQ |
- GREG_STAT_TXALL |
+ GREG_STAT_HOSTTOTX |
GREG_STAT_RXTOHOST)))
continue;

@@ -2172,8 +2173,8 @@
happy_meal_mif_interrupt(hp);
}

- if (happy_status & GREG_STAT_TXALL) {
- HMD(("TXALL "));
+ if (happy_status & GREG_STAT_HOSTTOTX) {
+ HMD(("HOSTTOTX "));
happy_meal_tx(hp);
}

-
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