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Date: Tue, 28 Sep 2010 11:51:59 +0200
From: Giuseppe CAVALLARO <peppe.cavallaro@...com>
To: netdev@...r.kernel.org
Cc: Giuseppe Cavallaro <peppe.cavallaro@...com>
Subject: [PATCH] ethtool: add the stmmac support
Add the stmmac support into the ethtool to
dump both the Mac Core and Dma registers.
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
---
Makefile.am | 2 +-
ethtool-util.h | 4 +++
ethtool.c | 2 +
stmmac.c | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 73 insertions(+), 1 deletions(-)
create mode 100644 stmmac.c
diff --git a/Makefile.am b/Makefile.am
index 632f054..a0d2116 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -8,7 +8,7 @@ ethtool_SOURCES = ethtool.c ethtool-copy.h ethtool-util.h \
amd8111e.c de2104x.c e100.c e1000.c igb.c \
fec_8xx.c ibm_emac.c ixgb.c ixgbe.c natsemi.c \
pcnet32.c realtek.c tg3.c marvell.c vioc.c \
- smsc911x.c at76c50x-usb.c sfc.c
+ smsc911x.c at76c50x-usb.c sfc.c stmmac.c
dist-hook:
cp $(top_srcdir)/ethtool.spec $(distdir)
diff --git a/ethtool-util.h b/ethtool-util.h
index 01b1d03..4ef3a9f 100644
--- a/ethtool-util.h
+++ b/ethtool-util.h
@@ -93,4 +93,8 @@ int at76c50x_usb_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *re
/* Solarflare Solarstorm controllers */
int sfc_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs);
+/* STMMAC embedded ethernet controller */
+int st_mac100_dump_regs(struct ethtool_drvinfo *info,
+ struct ethtool_regs *regs);
+int st_gmac_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs);
#endif
diff --git a/ethtool.c b/ethtool.c
index 6b2b7c8..ab69b95 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -1539,6 +1539,8 @@ static struct {
{ "smsc911x", smsc911x_dump_regs },
{ "at76c50x-usb", at76c50x_usb_dump_regs },
{ "sfc", sfc_dump_regs },
+ { "st_mac100", st_mac100_dump_regs },
+ { "st_gmac", st_gmac_dump_regs },
};
static int dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
diff --git a/stmmac.c b/stmmac.c
new file mode 100644
index 0000000..ad4311c
--- /dev/null
+++ b/stmmac.c
@@ -0,0 +1,66 @@
+/****************************************************************************
+ * Support for the Synopsys MAC 10/100/1000 on-chip Ethernet controllers
+ *
+ * Copyright (C) 2010 STMicroelectronics Ltd
+ *
+ * Author: Giuseppe Cavallaro <peppe.cavallaro@...com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation, incorporated herein by reference.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include "ethtool-util.h"
+
+int st_mac100_dump_regs(struct ethtool_drvinfo *info,
+ struct ethtool_regs *regs)
+{
+ int i;
+ unsigned int *stmmac_reg = (unsigned int *)regs->data;
+
+ fprintf(stdout, "ST MAC 10/100 Registers\n");
+ fprintf(stdout, "control reg 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "addr HI 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "addr LO 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "multicast hash HI 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "multicast hash LO 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "MII addr 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "MII data %08X\n", *stmmac_reg++);
+ fprintf(stdout, "flow control 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "VLAN1 tag 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "VLAN2 tag 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "mac wakeup frame 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "mac wakeup crtl 0x%08X\n", *stmmac_reg++);
+
+ fprintf(stdout, "\n");
+ fprintf(stdout, "DMA Registers\n");
+ for (i = 0; i < 9; i++)
+ fprintf(stdout, "CSR%d 0x%08X\n", i, *stmmac_reg++);
+
+ fprintf(stdout, "DMA cur tx buf addr 0x%08X\n", *stmmac_reg++);
+ fprintf(stdout, "DMA cur rx buf addr 0x%08X\n", *stmmac_reg++);
+
+ fprintf(stdout, "\n");
+
+ return 0;
+}
+
+int st_gmac_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
+{
+ int i;
+ unsigned int *stmmac_reg = (unsigned int *)regs->data;
+
+ fprintf(stdout, "ST GMAC Registers\n");
+ fprintf(stdout, "GMAC Registers\n");
+ for (i = 0; i < 55; i++)
+ fprintf(stdout, "Reg%d 0x%08X\n", i, *stmmac_reg++);
+
+ fprintf(stdout, "\n");
+ fprintf(stdout, "DMA Registers\n");
+ for (i = 0; i < 22; i++)
+ fprintf(stdout, "Reg%d 0x%08X\n", i, *stmmac_reg++);
+
+ return 0;
+}
--
1.5.5.6
--
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