bus_read_16        41 bsp/drv/arm/include/busio.h #define bus_read_16(addr)	(*((volatile uint16_t *)(addr)))
bus_read_16        44 bsp/drv/ppc/include/busio.h #define bus_read_16(addr)	(*((volatile uint16_t *)(IOBASE+addr)))
bus_read_16        57 bsp/drv/x86/arch/busio.S ENTRY(bus_read_16)