Хост-контроллер SD / MMC (SMHC): список регистров

  DAT7_CRC

Data[7] CRC
CRC in data[7] from device.
In 8 bits DDR mode, the higher 16 bits indicate the CRC of even data, and the lower 16 bits indicate the CRC of odd data.
In 4 bits DDR mode, it is not used.
In SDR mode, the higher 16 bits indicate the CRC of all data.

Note: This register is valid for SMHC0, SMHC1.

Команда U-Boot для чтения регистра

Bit fields structure

typedef union  smhc_d7_crc
{
  struct
  {
   unsigned dat7_crc : 32;
  } b;
   unsigned long w;
} SMHC_D7_CRC