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ether2114x: make sure pci bar0 is I/O

--- a/sys/src/9/pc/ether2114x.c

+++ b/sys/src/9/pc/ether2114x.c

@@ -1654,7 +1654,7 @@

 	p = nil;

 	while(p = pcimatch(p, 0, 0)){

-		if(p->ccrb != 0x02 || p->ccru != 0)

+		if(p->ccrb != 0x02 || p->ccru != 0 || (p->mem[0].bar & 1) == 0)

 			continue;

 		switch((p->did<<16)|p->vid){

 		default:

-- 

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