Exemplos de ntb_peer_spad_read em C++ (Cpp)

Exemplo n.º 1

Arquivo: if_ntb.c Projeto: Digital-Chaos/freebsd

static void
ntb_qp_link_work(void *arg)
{
	struct ntb_transport_qp *qp = arg;
	struct ntb_softc *ntb = qp->ntb;
	struct ntb_transport_ctx *nt = qp->transport;
	uint32_t val, dummy;

	ntb_spad_read(ntb, IF_NTB_QP_LINKS, &val);

	ntb_peer_spad_write(ntb, IF_NTB_QP_LINKS, val | (1ull << qp->qp_num));

	/* query remote spad for qp ready bits */
	ntb_peer_spad_read(ntb, IF_NTB_QP_LINKS, &dummy);

	/* See if the remote side is up */
	if ((val & (1ull << qp->qp_num)) != 0) {
		ntb_printf(2, "qp link up\n");
		qp->link_is_up = true;

		if (qp->event_handler != NULL)
			qp->event_handler(qp->cb_data, NTB_LINK_UP);

		taskqueue_enqueue(taskqueue_swi, &qp->rxc_db_work);
	} else if (nt->link_is_up)
		callout_reset(&qp->link_work,
		    NTB_LINK_DOWN_TIMEOUT * hz / 1000, ntb_qp_link_work, qp);
}

Exemplo n.º 2

Arquivo: ntb_tool.c Projeto: mdamt/linux

static u32 ntb_tool_peer_spad_read(struct ntb_dev *ntb, int sidx)
{
	return ntb_peer_spad_read(ntb, PIDX, sidx);
}