AES_IV_3_OFFSET
iowrite32(iv32[3], aes_dev->base_reg + AES_IV_3_OFFSET);
iv32[3] = ioread32(aes_dev->base_reg + AES_IV_3_OFFSET);
iowrite32(__swab32(j0[0]), aes_dev->base_reg + AES_IV_3_OFFSET);