MMCR_PAR_TARGET
switch (par & MMCR_PAR_TARGET) {
if ((par & MMCR_PAR_TARGET) == MMCR_PAR_TARGET_GPIO) {
if ((par & MMCR_PAR_TARGET) == MMCR_PAR_TARGET_OFF)
par &= ~MMCR_PAR_TARGET;
#define MMCR_PAR_TARGET_OFF __SHIFTIN(0, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_GPIO __SHIFTIN(1, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_GPMEM __SHIFTIN(2, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_PCI __SHIFTIN(3, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_BOOTCS __SHIFTIN(4, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_ROMCS1 __SHIFTIN(5, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_ROMCS2 __SHIFTIN(6, MMCR_PAR_TARGET)
#define MMCR_PAR_TARGET_SDRAM __SHIFTIN(7, MMCR_PAR_TARGET)