IOBASE 43 bsp/drv/ppc/include/busio.h #define bus_read_8(addr) (*((volatile uint8_t *)(IOBASE+addr))) IOBASE 44 bsp/drv/ppc/include/busio.h #define bus_read_16(addr) (*((volatile uint16_t *)(IOBASE+addr))) IOBASE 45 bsp/drv/ppc/include/busio.h #define bus_read_32(addr) (*((volatile uint32_t *)(IOBASE+addr))) IOBASE 47 bsp/drv/ppc/include/busio.h #define bus_write_8(addr, val) (*((volatile uint8_t *)(IOBASE+addr)) = (val)) IOBASE 48 bsp/drv/ppc/include/busio.h #define bus_write_16(addr, val) (*((volatile uint16_t *)(IOBASE+addr)) = (val)) IOBASE 49 bsp/drv/ppc/include/busio.h #define bus_write_32(addr, val) (*((volatile uint32_t *)(IOBASE+addr)) = (val))