GRETH_INT_RX
mask = GRETH_INT_RX | GRETH_INT_RE;
if (((status & (GRETH_INT_RE | GRETH_INT_RX)) && (ctrl & GRETH_RXI)) ||
GRETH_REGSAVE(greth->regs->status, GRETH_INT_RE | GRETH_INT_RX);
GRETH_REGSAVE(greth->regs->status, GRETH_INT_RE | GRETH_INT_RX);
mask = GRETH_INT_RX | GRETH_INT_RE |