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Message-Id: <1263598294-5685-8-git-send-email-ron.mercer@qlogic.com>
Date: Fri, 15 Jan 2010 15:31:33 -0800
From: Ron Mercer <ron.mercer@...gic.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, ron.mercer@...gic.com
Subject: [net-next PATCH 7/8] qlge: Add xgmac reg blocks to firwmare dump.
Signed-off-by: Ron Mercer <ron.mercer@...gic.com>
---
drivers/net/qlge/qlge_dbg.c | 87 +++++++++++++++++++++++++++++++++++++++++++
1 files changed, 87 insertions(+), 0 deletions(-)
diff --git a/drivers/net/qlge/qlge_dbg.c b/drivers/net/qlge/qlge_dbg.c
index 87e50d9..ec4349a 100644
--- a/drivers/net/qlge/qlge_dbg.c
+++ b/drivers/net/qlge/qlge_dbg.c
@@ -331,6 +331,76 @@ static int ql_get_serdes_regs(struct ql_adapter *qdev,
return 0;
}
+static int ql_read_other_func_xgmac_reg(struct ql_adapter *qdev, u32 reg,
+ u32 *data)
+{
+ int status = 0;
+
+ /* wait for reg to come ready */
+ status = ql_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4,
+ XGMAC_ADDR_RDY, XGMAC_ADDR_XME);
+ if (status)
+ goto exit;
+
+ /* set up for reg read */
+ ql_write_other_func_reg(qdev, XGMAC_ADDR / 4, reg | XGMAC_ADDR_R);
+
+ /* wait for reg to come ready */
+ status = ql_wait_other_func_reg_rdy(qdev, XGMAC_ADDR / 4,
+ XGMAC_ADDR_RDY, XGMAC_ADDR_XME);
+ if (status)
+ goto exit;
+
+ /* get the data */
+ *data = ql_read_other_func_reg(qdev, XGMAC_DATA / 4);
+exit:
+ return status;
+}
+
+/* Read the 400 xgmac control/statistics registers
+ * skipping unused locations.
+ */
+static int ql_get_xgmac_regs(struct ql_adapter *qdev, u32 * buf,
+ unsigned int other_function)
+{
+ int status = 0;
+ int i;
+
+ for (i = PAUSE_SRC_LO; i < XGMAC_REGISTER_END; i += 4, buf++) {
+ /* We're reading 400 xgmac registers, but we filter out
+ * serveral locations that are non-responsive to reads.
+ */
+ if ((i == 0x00000114) ||
+ (i == 0x00000118) ||
+ (i == 0x0000013c) ||
+ (i == 0x00000140) ||
+ (i > 0x00000150 && i < 0x000001fc) ||
+ (i > 0x00000278 && i < 0x000002a0) ||
+ (i > 0x000002c0 && i < 0x000002cf) ||
+ (i > 0x000002dc && i < 0x000002f0) ||
+ (i > 0x000003c8 && i < 0x00000400) ||
+ (i > 0x00000400 && i < 0x00000410) ||
+ (i > 0x00000410 && i < 0x00000420) ||
+ (i > 0x00000420 && i < 0x00000430) ||
+ (i > 0x00000430 && i < 0x00000440) ||
+ (i > 0x00000440 && i < 0x00000450) ||
+ (i > 0x00000450 && i < 0x00000500) ||
+ (i > 0x0000054c && i < 0x00000568) ||
+ (i > 0x000005c8 && i < 0x00000600)) {
+ if (other_function)
+ status =
+ ql_read_other_func_xgmac_reg(qdev, i, buf);
+ else
+ status = ql_read_xgmac_reg(qdev, i, buf);
+
+ if (status)
+ *buf = 0xdeadbeef;
+ break;
+ }
+ }
+ return status;
+}
+
static int ql_get_ets_regs(struct ql_adapter *qdev, u32 * buf)
{
int status = 0;
@@ -706,6 +776,17 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
sizeof(struct mpi_coredump_segment_header) +
sizeof(mpi_coredump->nic2_regs), "NIC2 Registers");
+ /* Get XGMac registers. (Segment 18, Rev C. step 21) */
+ ql_build_coredump_seg_header(&mpi_coredump->xgmac1_seg_hdr,
+ NIC1_XGMAC_SEG_NUM,
+ sizeof(struct mpi_coredump_segment_header) +
+ sizeof(mpi_coredump->xgmac1), "NIC1 XGMac Registers");
+
+ ql_build_coredump_seg_header(&mpi_coredump->xgmac2_seg_hdr,
+ NIC2_XGMAC_SEG_NUM,
+ sizeof(struct mpi_coredump_segment_header) +
+ sizeof(mpi_coredump->xgmac2), "NIC2 XGMac Registers");
+
if (qdev->func & 1) {
/* Odd means our function is NIC 2 */
for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
@@ -715,6 +796,9 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
mpi_coredump->nic_regs[i] =
ql_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
+
+ ql_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 0);
+ ql_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 1);
} else {
/* Even means our function is NIC 1 */
for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
@@ -723,6 +807,9 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
for (i = 0; i < NIC_REGS_DUMP_WORD_COUNT; i++)
mpi_coredump->nic2_regs[i] =
ql_read_other_func_reg(qdev, (i * sizeof(u32)) / 4);
+
+ ql_get_xgmac_regs(qdev, &mpi_coredump->xgmac1[0], 0);
+ ql_get_xgmac_regs(qdev, &mpi_coredump->xgmac2[0], 1);
}
/* Rev C. Step 20a */
--
1.6.0.2
--
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