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diff --git a/sys/dev/ixl/ixl_pf_main.c b/sys/dev/ixl/ixl_pf_main.c
--- a/sys/dev/ixl/ixl_pf_main.c
+++ b/sys/dev/ixl/ixl_pf_main.c
@@ -91,6 +91,7 @@
static int ixl_sysctl_do_core_reset(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_do_global_reset(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_queue_interrupt_table(SYSCTL_HANDLER_ARGS);
+static int ixl_sysctl_debug_queue_int_ctln(SYSCTL_HANDLER_ARGS);
#ifdef IXL_DEBUG
static int ixl_sysctl_qtx_tail_handler(SYSCTL_HANDLER_ARGS);
static int ixl_sysctl_qrx_tail_handler(SYSCTL_HANDLER_ARGS);
@@ -2528,6 +2529,12 @@
OID_AUTO, "queue_interrupt_table",
CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT,
pf, 0, ixl_sysctl_queue_interrupt_table, "A", "View MSI-X indices for TX/RX queues");
+
+ SYSCTL_ADD_PROC(ctx, debug_list,
+ OID_AUTO, "queue_int_ctln",
+ CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_NEEDGIANT,
+ pf, 0, ixl_sysctl_debug_queue_int_ctln, "A",
+ "View MSI-X control registers for RX queues");
}
void
@@ -4899,6 +4906,7 @@
{
struct ixl_pf *pf = (struct ixl_pf *)arg1;
struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
device_t dev = pf->dev;
struct sbuf *buf;
int error = 0;
@@ -4915,11 +4923,52 @@
sbuf_cat(buf, "\n");
for (int i = 0; i < vsi->num_rx_queues; i++) {
rx_que = &vsi->rx_queues[i];
- sbuf_printf(buf, "(rxq %3d): %d\n", i, rx_que->msix);
+ sbuf_printf(buf,
+ "(rxq %3d): %d LNKLSTN: %08x QINT_RQCTL: %08x\n",
+ i, rx_que->msix,
+ rd32(hw, I40E_PFINT_LNKLSTN(rx_que->msix - 1)),
+ rd32(hw, I40E_QINT_RQCTL(rx_que->msix - 1)));
}
for (int i = 0; i < vsi->num_tx_queues; i++) {
tx_que = &vsi->tx_queues[i];
- sbuf_printf(buf, "(txq %3d): %d\n", i, tx_que->msix);
+ sbuf_printf(buf, "(txq %3d): %d QINT_TQCTL: %08x\n",
+ i, tx_que->msix,
+ rd32(hw, I40E_QINT_TQCTL(tx_que->msix - 1)));
+ }
+
+ error = sbuf_finish(buf);
+ if (error)
+ device_printf(dev, "Error finishing sbuf: %d\n", error);
+ sbuf_delete(buf);
+
+ return (error);
+}
+
+static int
+ixl_sysctl_debug_queue_int_ctln(SYSCTL_HANDLER_ARGS)
+{
+ struct ixl_pf *pf = (struct ixl_pf *)arg1;
+ struct ixl_vsi *vsi = &pf->vsi;
+ struct i40e_hw *hw = vsi->hw;
+ device_t dev = pf->dev;
+ struct sbuf *buf;
+ int error = 0;
+
+ struct ixl_rx_queue *rx_que = vsi->rx_queues;
+
+ buf = sbuf_new_for_sysctl(NULL, NULL, 128, req);
+ if (!buf) {
+ device_printf(dev, "Could not allocate sbuf for output.\n");
+ return (ENOMEM);
+ }
+
+ sbuf_cat(buf, "\n");
+ for (int i = 0; i < vsi->num_rx_queues; i++) {
+ rx_que = &vsi->rx_queues[i];
+ sbuf_printf(buf,
+ "(rxq %3d): %d PFINT_DYN_CTLN: %08x\n",
+ i, rx_que->msix,
+ rd32(hw, I40E_PFINT_DYN_CTLN(rx_que->msix - 1)));
}
error = sbuf_finish(buf);

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