ref: e50a9f5b2a9dbc1152f503319bb7c2a862f12c7d
dir: /sys/src/9/bcm64/io.h/
#include "../bcm/io.h"
enum {
IRQgic = 160,
IRQpci = IRQgic + 20,
IRQether = IRQgic + 29,
};
#define PCIWINDOW soc.pcidmawin
#define PCIWADDR(va) (PADDR(va)+PCIWINDOW)