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Date: Thu, 29 May 2014 12:01:08 -0500
From: Vince Bridgers <vbridgers2013@...il.com>
To: ben@...adent.org.uk, bwh@...nel.org, netdev@...r.kernel.org
Cc: vbridgers2013@...il.com
Subject: [PATCH ethtool V3] Ethtool: Add Altera Triple Speed Ethernet Support
This patch adds Altera Triple Speed Ethernet support for dumping
formatted register output from Ethtool.
Signed-off-by: Vince Bridgers <vbridgers2013@...il.com>
---
V2: Add version check per review comments
V3: Fix space before tab
---
Makefile.am | 2 +-
ethtool.c | 1 +
internal.h | 4 +++
tse.c | 112 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 118 insertions(+), 1 deletion(-)
create mode 100644 tse.c
diff --git a/Makefile.am b/Makefile.am
index fd3b17f..4698d16 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -13,7 +13,7 @@ ethtool_SOURCES += \
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 stmmac.c \
- sfpid.c sfpdiag.c ixgbevf.c
+ sfpid.c sfpdiag.c ixgbevf.c tse.c
endif
TESTS = test-cmdline test-features
diff --git a/ethtool.c b/ethtool.c
index 8e968a8..19b8b0c 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -910,6 +910,7 @@ static const struct {
{ "st_mac100", st_mac100_dump_regs },
{ "st_gmac", st_gmac_dump_regs },
{ "et131x", et131x_dump_regs },
+ { "altera_tse", altera_tse_dump_regs },
#endif
};
diff --git a/internal.h b/internal.h
index 86a64f2..a9dfae0 100644
--- a/internal.h
+++ b/internal.h
@@ -243,6 +243,10 @@ int st_gmac_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs);
/* Et131x ethernet controller */
int et131x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs);
+/* Altera TSE 10/100/1000 ethernet controller */
+int altera_tse_dump_regs(struct ethtool_drvinfo *info,
+ struct ethtool_regs *regs);
+
/* Rx flow classification */
int rxclass_parse_ruleopts(struct cmd_context *ctx,
struct ethtool_rx_flow_spec *fsp);
diff --git a/tse.c b/tse.c
new file mode 100644
index 0000000..f554dfe
--- /dev/null
+++ b/tse.c
@@ -0,0 +1,112 @@
+/****************************************************************************
+ * Support for the Altera Triple Speed Ethernet 10/100/1000 Controller
+ *
+ * Copyright (C) 2014 Altera Corporation
+ *
+ * Author: Vince Bridgers <vbridgers2013@...il.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 "internal.h"
+
+#define ALTERA_VERSION_MASK 0xffff
+#define ALTERA_ETHTOOL_V1 1
+
+int
+bitset(u32 val, int bit)
+{
+ if (val & (1 << bit))
+ return 1;
+ return 0;
+}
+
+int altera_tse_dump_regs(struct ethtool_drvinfo *info,
+ struct ethtool_regs *regs)
+{
+ int i;
+ u32 *tsereg = (unsigned int *)regs->data;
+ u32 version = regs->version;
+
+ if ((version & ALTERA_VERSION_MASK) > ALTERA_ETHTOOL_V1)
+ return -1;
+
+ /*
+ * Version 1: Initial TSE driver release. No feature information
+ * available, 32-bits of version is equal to 1.
+ *
+ * Version 2: Lower 16-bits of version is 2, upper 16 bits are:
+ * Bit 16 - SGMDA or MSGDMA Registers
+ * Bit 17 - PCS Present
+ * Bit 18 - Supplementary MAC Address Filter Registers Present
+ * Bit 19 - Multicast Hash Filter Present
+ * Bit 20 - IEEE 1588 Feature Present
+ */
+ fprintf(stdout, "Altera TSE 10/100/1000 Registers, Version %d\n",
+ version);
+ fprintf(stdout, "---------------------------------------------\n");
+ fprintf(stdout, "Revision 0x%08X\n", tsereg[0]);
+ fprintf(stdout, " Core Version %d.%d\n",
+ (tsereg[0] & 0xffff) >> 8,
+ tsereg[0] & 0xff);
+ fprintf(stdout, " CustVersion 0x%08X\n", tsereg[0] >> 16);
+ fprintf(stdout, "Scratch 0x%08X\n", tsereg[1]);
+ fprintf(stdout, "Command/Config 0x%08X\n", tsereg[2]);
+ fprintf(stdout, " (0)TX_EN %d\n", bitset(tsereg[2], 0));
+ fprintf(stdout, " (1)RX_EN %d\n", bitset(tsereg[2], 1));
+ fprintf(stdout, " (2)XON_GEN %d\n", bitset(tsereg[2], 2));
+ fprintf(stdout, " (3)ETH_SPEED %d\n", bitset(tsereg[2], 3));
+ fprintf(stdout, " (4)PROMIS_EN %d\n", bitset(tsereg[2], 4));
+ fprintf(stdout, " (5)PAD_EN %d\n", bitset(tsereg[2], 5));
+ fprintf(stdout, " (6)CRC_FWD %d\n", bitset(tsereg[2], 6));
+ fprintf(stdout, " (7)PAUSE_FWD %d\n", bitset(tsereg[2], 7));
+ fprintf(stdout, " (8)PAUSE_IGN %d\n", bitset(tsereg[2], 8));
+ fprintf(stdout, " (9)TXADDR_INS %d\n", bitset(tsereg[2], 9));
+ fprintf(stdout, " (10)HD_EN %d\n", bitset(tsereg[2], 10));
+ fprintf(stdout, " (11)EXCESS_COL %d\n", bitset(tsereg[2], 11));
+ fprintf(stdout, " (12)LATE_COL %d\n", bitset(tsereg[2], 12));
+ fprintf(stdout, " (13)SW_RESET %d\n", bitset(tsereg[2], 13));
+ fprintf(stdout, " (14)MHASH_SEL %d\n", bitset(tsereg[2], 14));
+ fprintf(stdout, " (15)LOOP_EN %d\n", bitset(tsereg[2], 15));
+ fprintf(stdout, " (16-18)TX_ADDR_SEL %d\n",
+ (tsereg[2] & 0x30000) >> 16);
+ fprintf(stdout, " (19)MAGIC_EN %d\n", bitset(tsereg[2], 19));
+ fprintf(stdout, " (20)SLEEP %d\n", bitset(tsereg[2], 20));
+ fprintf(stdout, " (21)WAKEUP %d\n", bitset(tsereg[2], 21));
+ fprintf(stdout, " (22)XOFF_GEN %d\n", bitset(tsereg[2], 22));
+ fprintf(stdout, " (23)CTRL_FRAME_EN %d\n", bitset(tsereg[2], 23));
+ fprintf(stdout, " (24)NO_LEN_CHECK %d\n", bitset(tsereg[2], 24));
+ fprintf(stdout, " (25)ENA_10 %d\n", bitset(tsereg[2], 25));
+ fprintf(stdout, " (26)RX_ERR_DISC %d\n", bitset(tsereg[2], 26));
+ fprintf(stdout, " (31)CTRL_RESET %d\n", bitset(tsereg[2], 31));
+ fprintf(stdout, "mac_0 0x%08X\n", tsereg[3]);
+ fprintf(stdout, "mac_1 0x%08X\n", tsereg[4]);
+ fprintf(stdout, "frm_length 0x%08X\n", tsereg[5]);
+ fprintf(stdout, "pause_quant 0x%08X\n", tsereg[6]);
+ fprintf(stdout, "rx_section_empty 0x%08X\n", tsereg[7]);
+ fprintf(stdout, "rx_section_full 0x%08X\n", tsereg[8]);
+ fprintf(stdout, "tx_section_empty 0x%08X\n", tsereg[9]);
+ fprintf(stdout, "tx_section_full 0x%08X\n", tsereg[0xa]);
+ fprintf(stdout, "rx_almost_empty 0x%08X\n", tsereg[0xb]);
+ fprintf(stdout, "rx_almost_full 0x%08X\n", tsereg[0xc]);
+ fprintf(stdout, "tx_almost_empty 0x%08X\n", tsereg[0xd]);
+ fprintf(stdout, "tx_almost_full 0x%08X\n", tsereg[0xe]);
+ fprintf(stdout, "mdio_addr0 0x%08X\n", tsereg[0xf]);
+ fprintf(stdout, "mdio_addr1 0x%08X\n", tsereg[0x10]);
+ fprintf(stdout, "holdoff_quant 0x%08X\n", tsereg[0x11]);
+
+ fprintf(stdout, "tx_ipg_length 0x%08X\n", tsereg[0x17]);
+ fprintf(stdout, "Transmit Command 0x%08X\n", tsereg[0x3a]);
+ fprintf(stdout, "Receive Command 0x%08X\n", tsereg[0x3b]);
+
+ for (i = 0; i < 64; i++)
+ fprintf(stdout, "Multicast Hash[%02d] 0x%08X\n",
+ i,
+ tsereg[0x40 + i]);
+ return 0;
+}
+
--
1.7.9.5
--
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