diff options
| -rw-r--r-- | sys/dev/cxgbe/adapter.h | 22 | ||||
| -rw-r--r-- | sys/dev/cxgbe/common/t4_hw.c | 4 | ||||
| -rw-r--r-- | sys/dev/cxgbe/t4_main.c | 4 |
3 files changed, 30 insertions, 0 deletions
diff --git a/sys/dev/cxgbe/adapter.h b/sys/dev/cxgbe/adapter.h index 656f6d2..0ecdf07 100644 --- a/sys/dev/cxgbe/adapter.h +++ b/sys/dev/cxgbe/adapter.h @@ -200,6 +200,9 @@ enum { INTR_OFLD_RXQ = (1 << 5), /* All TOE rxq's take interrupts */ INTR_NM_RXQ = (1 << 6), /* All netmap rxq's take interrupts */ INTR_ALL = (INTR_RXQ | INTR_OFLD_RXQ | INTR_NM_RXQ), + + /* adapter debug_flags */ + DF_DUMP_MBOX = (1 << 0), }; #define IS_DOOMED(pi) ((pi)->flags & DOOMED) @@ -755,6 +758,7 @@ struct adapter { int active_ulds; /* ULDs activated on this adapter */ #endif int flags; + int debug_flags; char ifp_lockname[16]; struct mtx ifp_lock; @@ -839,6 +843,24 @@ struct adapter { #define TXQ_LOCK_ASSERT_OWNED(txq) EQ_LOCK_ASSERT_OWNED(&(txq)->eq) #define TXQ_LOCK_ASSERT_NOTOWNED(txq) EQ_LOCK_ASSERT_NOTOWNED(&(txq)->eq) +#define CH_DUMP_MBOX(sc, mbox, data_reg) \ + do { \ + if (sc->debug_flags & DF_DUMP_MBOX) { \ + log(LOG_NOTICE, \ + "%s mbox %u: %016llx %016llx %016llx %016llx " \ + "%016llx %016llx %016llx %016llx\n", \ + device_get_nameunit(sc->dev), mbox, \ + (unsigned long long)t4_read_reg64(sc, data_reg), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 8), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 16), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 24), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 32), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 40), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 48), \ + (unsigned long long)t4_read_reg64(sc, data_reg + 56)); \ + } \ + } while (0) + #define for_each_txq(pi, iter, q) \ for (q = &pi->adapter->sge.txq[pi->first_txq], iter = 0; \ iter < pi->ntxq; ++iter, ++q) diff --git a/sys/dev/cxgbe/common/t4_hw.c b/sys/dev/cxgbe/common/t4_hw.c index ab532d7..2b83514 100644 --- a/sys/dev/cxgbe/common/t4_hw.c +++ b/sys/dev/cxgbe/common/t4_hw.c @@ -259,6 +259,8 @@ int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size, for (i = 0; i < size; i += 8, p++) t4_write_reg64(adap, data_reg + i, be64_to_cpu(*p)); + CH_DUMP_MBOX(adap, mbox, data_reg); + t4_write_reg(adap, ctl_reg, F_MBMSGVALID | V_MBOWNER(X_MBOWNER_FW)); t4_read_reg(adap, ctl_reg); /* flush write */ @@ -284,6 +286,8 @@ int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size, continue; } + CH_DUMP_MBOX(adap, mbox, data_reg); + res = t4_read_reg64(adap, data_reg); if (G_FW_CMD_OP(res >> 32) == FW_DEBUG_CMD) { fw_asrt(adap, data_reg); diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c index 9d2f76e..8070e19 100644 --- a/sys/dev/cxgbe/t4_main.c +++ b/sys/dev/cxgbe/t4_main.c @@ -586,6 +586,7 @@ t4_attach(device_t dev) sc = device_get_softc(dev); sc->dev = dev; + TUNABLE_INT_FETCH("hw.cxgbe.debug_flags", &sc->debug_flags); pci_enable_busmaster(dev); if (pci_find_cap(dev, PCIY_EXPRESS, &i) == 0) { @@ -4538,6 +4539,9 @@ t4_sysctls(struct adapter *sc) SYSCTL_ADD_INT(ctx, children, OID_AUTO, "lro_timeout", CTLFLAG_RW, &sc->lro_timeout, 0, "lro inactive-flush timeout (in us)"); + SYSCTL_ADD_INT(ctx, children, OID_AUTO, "debug_flags", CTLFLAG_RW, + &sc->debug_flags, 0, "flags to enable runtime debugging"); + #ifdef SBUF_DRAIN /* * dev.t4nex.X.misc. Marked CTLFLAG_SKIP to avoid information overload. |
