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Message-Id: <20061202225119.27014.65672.stgit@dell3.ogc.int>
Date: Sat, 02 Dec 2006 16:51:19 -0600
From: Steve Wise <swise@...ngridcomputing.com>
To: rdreier@...co.com
Cc: netdev@...r.kernel.org, openib-general@...nib.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 12/13] Core Debug functions
Debug code to dump various data structs, some of which are in
adapter memory.
Signed-off-by: Steve Wise <swise@...ngridcomputing.com>
---
drivers/infiniband/hw/cxgb3/core/cxio_dbg.c | 205 +++++++++++++++++++++++++++
1 files changed, 205 insertions(+), 0 deletions(-)
diff --git a/drivers/infiniband/hw/cxgb3/core/cxio_dbg.c b/drivers/infiniband/hw/cxgb3/core/cxio_dbg.c
new file mode 100644
index 0000000..22f4f75
--- /dev/null
+++ b/drivers/infiniband/hw/cxgb3/core/cxio_dbg.c
@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2006 Chelsio, Inc. All rights reserved.
+ * Copyright (c) 2006 Open Grid Computing, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifdef DEBUG
+#include <linux/types.h>
+#include "common.h"
+#include "cxgb3_ioctl.h"
+#include "cxio_hal.h"
+#include "cxio_wr.h"
+
+void cxio_dump_tpt(struct cxio_rdev *rdev, u32 stag)
+{
+ struct ch_mem_range *m;
+ u64 *data;
+ int rc;
+ int size = 32;
+
+ m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
+ if (!m) {
+ PDBG("%s couldn't allocate memory.\n", __FUNCTION__);
+ return;
+ }
+ m->mem_id = MEM_PMRX;
+ m->addr = (stag>>8) * 32 + rdev->rnic_info.tpt_base;
+ m->len = size;
+ PDBG("%s TPT addr 0x%x len %d\n", __FUNCTION__, m->addr, m->len);
+ rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
+ if (rc) {
+ PDBG("%s toectl returned error %d\n", __FUNCTION__, rc);
+ kfree(m);
+ return;
+ }
+
+ data = (u64 *)m->buf;
+ while (size > 0) {
+ PDBG("TPT %08x: %016llx\n", m->addr, (u64)*data);
+ size -= 8;
+ data++;
+ m->addr += 8;
+ }
+ kfree(m);
+}
+
+void cxio_dump_pbl(struct cxio_rdev *rdev, u32 pbl_addr, uint len, u8 shift)
+{
+ struct ch_mem_range *m;
+ u64 *data;
+ int rc;
+ int size, npages;
+
+ shift += 12;
+ npages = (len + (1ULL << shift) - 1) >> shift;
+ size = npages * sizeof(u64);
+
+ m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
+ if (!m) {
+ PDBG("%s couldn't allocate memory.\n", __FUNCTION__);
+ return;
+ }
+ m->mem_id = MEM_PMRX;
+ m->addr = pbl_addr;
+ m->len = size;
+ PDBG("%s PBL addr 0x%x len %d depth %d\n",
+ __FUNCTION__, m->addr, m->len, npages);
+ rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
+ if (rc) {
+ PDBG("%s toectl returned error %d\n", __FUNCTION__, rc);
+ kfree(m);
+ return;
+ }
+
+ data = (u64 *)m->buf;
+ while (size > 0) {
+ PDBG("PBL %08x: %016llx\n", m->addr, (u64)*data);
+ size -= 8;
+ data++;
+ m->addr += 8;
+ }
+ kfree(m);
+}
+
+void cxio_dump_wqe(union t3_wr *wqe)
+{
+ __be64 *data = (__be64 *)wqe;
+ uint size = (uint)(be64_to_cpu(*data) & 0xff);
+
+ if (size == 0)
+ size = 8;
+ while (size > 0) {
+ PDBG("WQE %p: %016llx\n", data, be64_to_cpu(*data));
+ size--;
+ data++;
+ }
+}
+
+void cxio_dump_wce(struct t3_cqe *wce)
+{
+ __be64 *data = (__be64 *)wce;
+ int size = sizeof(*wce);
+
+ while (size > 0) {
+ PDBG("WCE %p: %016llx\n", data, be64_to_cpu(*data));
+ size -= 8;
+ data++;
+ }
+}
+
+void cxio_dump_rqt(struct cxio_rdev *rdev, u32 hwtid, int nents)
+{
+ struct ch_mem_range *m;
+ int size = nents * 64;
+ u64 *data;
+ int rc;
+
+ m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
+ if (!m) {
+ PDBG("%s couldn't allocate memory.\n", __FUNCTION__);
+ return;
+ }
+ m->mem_id = MEM_PMRX;
+ m->addr = ((hwtid)<<10) + rdev->rnic_info.rqt_base;
+ m->len = size;
+ PDBG("%s RQT addr 0x%x len %d\n", __FUNCTION__, m->addr, m->len);
+ rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
+ if (rc) {
+ PDBG("%s toectl returned error %d\n", __FUNCTION__, rc);
+ kfree(m);
+ return;
+ }
+
+ data = (u64 *)m->buf;
+ while (size > 0) {
+ PDBG("RQT %08x: %016llx\n", m->addr, (u64)*data);
+ size -= 8;
+ data++;
+ m->addr += 8;
+ }
+ kfree(m);
+}
+
+void cxio_dump_tcb(struct cxio_rdev *rdev, u32 hwtid)
+{
+ struct ch_mem_range *m;
+ int size = TCB_SIZE;
+ u32 *data;
+ int rc;
+
+ m = kmalloc(sizeof(*m) + size, GFP_ATOMIC);
+ if (!m) {
+ PDBG("%s couldn't allocate memory.\n", __FUNCTION__);
+ return;
+ }
+ m->mem_id = MEM_CM;
+ m->addr = hwtid * size;
+ m->len = size;
+ PDBG("%s TCB %d len %d\n", __FUNCTION__, m->addr, m->len);
+ rc = rdev->t3cdev_p->ctl(rdev->t3cdev_p, RDMA_GET_MEM, m);
+ if (rc) {
+ PDBG("%s toectl returned error %d\n", __FUNCTION__, rc);
+ kfree(m);
+ return;
+ }
+
+ data = (u32 *)m->buf;
+ while (size > 0) {
+ printk("%2u: %08x %08x %08x %08x %08x %08x %08x %08x\n",
+ m->addr,
+ *(data+2), *(data+3), *(data),*(data+1),
+ *(data+6), *(data+7), *(data+4), *(data+5));
+ size -= 32;
+ data += 8;
+ m->addr += 32;
+ }
+ kfree(m);
+}
+#endif
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