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only check RCTL_EN in e1000_can_receive() 

e1000_receive() has code to raise a receive overflow interrupt when the receive
buffer head and tail match. However, with the present implementation of
e1000_can_receive(), this code is unreachable -- and etherboot breaks as a
result. 

Signed-off-by: Charles Duffy <charles_duffy@messageone.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4987 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2008-08-06 14:11:44 +00:00
parent 2137b4cca9
commit 4105de6732
1 changed files with 1 additions and 2 deletions
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3
hw/e1000.c
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@ -524,8 +524,7 @@ e1000_can_receive(void *opaque)
{
E1000State *s = opaque;
return (!(s->mac_reg[RCTL] & E1000_RCTL_EN) ||
s->mac_reg[RDH] != s->mac_reg[RDT]);
return (s->mac_reg[RCTL] & E1000_RCTL_EN);
}
static void