AES_INTRA_PENDING
} while (!(status & AES_INTRA_PENDING) && --counter);
iowrite32((status & 0xFF) | AES_INTRA_PENDING, _iobase + AES_INTR_REG);
#define AES_INTR_PENDING (AES_INTRA_PENDING | AES_INTRB_PENDING)