PHY_CTX_SIZE
for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) {
for (offset = 0; offset < PHY_CTX_SIZE; offset += 4)
#define PHY_CTX_MASK (PHY_CTX_SIZE - 1)
for (i = 0; i < PHY_CTX_SIZE; i += 4)