PCR
#define PCR 0x04
#define PCR 207692
#define PCR (12*RS) /* Peripheral control register */
#define PCR (12*RS) /* Peripheral control register */
#define PCR (12*RS) /* Peripheral control register */
#define PCR 0x44
#define PCR 0x08 /* DMA Priority Control */
#define PCR 0x40 /* DMA priority control reg */