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usbxhci: use 64-bit physical addresses

--- a/sys/src/9/port/usbxhci.c

+++ b/sys/src/9/port/usbxhci.c

@@ -254,7 +254,7 @@

 	Rendez	recover;	

 	void	*active;

-	uintptr	base;

+	uvlong	base;

 };

 struct Epio

@@ -1697,7 +1697,7 @@

 {

 	static int already = 0;

 	int i;

-	uintptr io;

+	uvlong io;

 	Ctlr *ctlr;

 	Pcidev *p;

 	u32int *mmio; 

@@ -1712,10 +1712,12 @@

 		 */

 		if(p->ccrb != Pcibcserial || p->ccru != Pciscusb || p->ccrp != 0x30)

 			continue;

+		if(p->mem[0].bar & 1)

+			continue;

 		io = p->mem[0].bar & ~0x0f;

 		if(io == 0)

 			continue;

-		print("usbxhci: %#x %#x: port %#p size %#x irq %d\n",

+		print("usbxhci: %#x %#x: port %llux size %d irq %d\n",

 			p->vid, p->did, io, p->mem[0].size, p->intl);

 		mmio = vmap(io, p->mem[0].size);

 		if(mmio == nil){