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sdnvme: use PCIWADDR() instead of PADDR()

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

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

@@ -127,7 +127,7 @@

 	e[2] = 0;

 	e[3] = 0;

 	if(mptr != nil){

-		pa = PADDR(mptr);

+		pa = PCIWADDR(mptr);

 		e[4] = pa;

 		e[5] = pa>>32;

 	} else {

@@ -135,7 +135,7 @@

 		e[5] = 0;

 	}

 	if(len > 0){

-		pa = PADDR(data);

+		pa = PCIWADDR(data);

 		e[6] = pa;

 		e[7] = pa>>32;

 		if(len > ctlr->mps - (pa & ctlr->mps-1))

@@ -531,11 +531,11 @@

 		return 0;

 	}

-	pa = PADDR(cqalloc(ctlr, &ctlr->cq[0], ctlr->mpsshift));

+	pa = PCIWADDR(cqalloc(ctlr, &ctlr->cq[0], ctlr->mpsshift));

 	ctlr->reg[ACQBase0] = pa;

 	ctlr->reg[ACQBase1] = pa>>32;

-	pa = PADDR(sqalloc(ctlr, &ctlr->sq[0], ctlr->mpsshift));

+	pa = PCIWADDR(sqalloc(ctlr, &ctlr->sq[0], ctlr->mpsshift));

 	ctlr->reg[ASQBase0] = pa;

 	ctlr->reg[ASQBase1] = pa>>32;