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authorRon Mercer <ron.mercer@qlogic.com>2010-01-15 14:31:29 +0100
committerDavid S. Miller <davem@davemloft.net>2010-01-16 10:01:52 +0100
commitc89ec8b9de887cda0879d27036fce8d2a2fd6400 (patch)
treeb666d58ef68e09a900d0349fbd27e21c9f3ee31a /drivers/net/qlge/qlge_dbg.c
parentqlge: Add basic firmware dump. (diff)
downloadlinux-c89ec8b9de887cda0879d27036fce8d2a2fd6400.tar.xz
linux-c89ec8b9de887cda0879d27036fce8d2a2fd6400.zip
qlge: Add probe regs to firmware dump.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlge/qlge_dbg.c')
-rw-r--r--drivers/net/qlge/qlge_dbg.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/qlge/qlge_dbg.c b/drivers/net/qlge/qlge_dbg.c
index 1d026141b78d..913ca1e10e3e 100644
--- a/drivers/net/qlge/qlge_dbg.c
+++ b/drivers/net/qlge/qlge_dbg.c
@@ -123,6 +123,53 @@ static int ql_get_mpi_regs(struct ql_adapter *qdev, u32 * buf,
return status;
}
+/* Read the ASIC probe dump */
+static unsigned int *ql_get_probe(struct ql_adapter *qdev, u32 clock,
+ u32 valid, u32 *buf)
+{
+ u32 module, mux_sel, probe, lo_val, hi_val;
+
+ for (module = 0; module < PRB_MX_ADDR_MAX_MODS; module++) {
+ if (!((valid >> module) & 1))
+ continue;
+ for (mux_sel = 0; mux_sel < PRB_MX_ADDR_MAX_MUX; mux_sel++) {
+ probe = clock
+ | PRB_MX_ADDR_ARE
+ | mux_sel
+ | (module << PRB_MX_ADDR_MOD_SEL_SHIFT);
+ ql_write32(qdev, PRB_MX_ADDR, probe);
+ lo_val = ql_read32(qdev, PRB_MX_DATA);
+ if (mux_sel == 0) {
+ *buf = probe;
+ buf++;
+ }
+ probe |= PRB_MX_ADDR_UP;
+ ql_write32(qdev, PRB_MX_ADDR, probe);
+ hi_val = ql_read32(qdev, PRB_MX_DATA);
+ *buf = lo_val;
+ buf++;
+ *buf = hi_val;
+ buf++;
+ }
+ }
+ return buf;
+}
+
+static int ql_get_probe_dump(struct ql_adapter *qdev, unsigned int *buf)
+{
+ /* First we have to enable the probe mux */
+ ql_write_mpi_reg(qdev, MPI_TEST_FUNC_PRB_CTL, MPI_TEST_FUNC_PRB_EN);
+ buf = ql_get_probe(qdev, PRB_MX_ADDR_SYS_CLOCK,
+ PRB_MX_ADDR_VALID_SYS_MOD, buf);
+ buf = ql_get_probe(qdev, PRB_MX_ADDR_PCI_CLOCK,
+ PRB_MX_ADDR_VALID_PCI_MOD, buf);
+ buf = ql_get_probe(qdev, PRB_MX_ADDR_XGM_CLOCK,
+ PRB_MX_ADDR_VALID_XGM_MOD, buf);
+ buf = ql_get_probe(qdev, PRB_MX_ADDR_FC_CLOCK,
+ PRB_MX_ADDR_VALID_FC_MOD, buf);
+ return 0;
+
+}
/* Read out the routing index registers */
static int ql_get_routing_index_registers(struct ql_adapter *qdev, u32 *buf)
@@ -558,6 +605,13 @@ int ql_core_dump(struct ql_adapter *qdev, struct ql_mpi_coredump *mpi_coredump)
if (status)
goto err;
+ ql_build_coredump_seg_header(&mpi_coredump->probe_dump_seg_hdr,
+ PROBE_DUMP_SEG_NUM,
+ sizeof(struct mpi_coredump_segment_header)
+ + sizeof(mpi_coredump->probe_dump),
+ "Probe Dump");
+ ql_get_probe_dump(qdev, &mpi_coredump->probe_dump[0]);
+
ql_build_coredump_seg_header(&mpi_coredump->routing_reg_seg_hdr,
ROUTING_INDEX_SEG_NUM,
sizeof(struct mpi_coredump_segment_header)