1 /* 2 * Read/write register macros used by *_defs.h 3 */ 4 5 #ifndef reg_rdwr_h 6 #define reg_rdwr_h 7 8 #ifndef REG_READ 9 #define REG_READ(type, addr) (*((volatile type *) (addr))) 10 #endif 11 12 #ifndef REG_WRITE 13 #define REG_WRITE(type, addr, val) \ 14 do { *((volatile type *) (addr)) = (val); } while(0) 15 #endif 16 17 #endif 18