bus_read_32        42 bsp/drv/arm/include/busio.h #define bus_read_32(addr)	(*((volatile uint32_t *)(addr)))
bus_read_32        45 bsp/drv/ppc/include/busio.h #define bus_read_32(addr)	(*((volatile uint32_t *)(IOBASE+addr)))
bus_read_32        63 bsp/drv/x86/arch/busio.S ENTRY(bus_read_32)