This patch adds implementation of supporting
ethtool -d for fjes driver. By using ethtool -d,
you can get registers dump of Exetnded socket device.
# ethtool -d es0
Offset Values
------ ------
0x0000: 01 00 00 00 08 00 00 00 00 00 00 00 00 00 00 00
0x0010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0020: 02 00 00 80 02 00 00 80 64 a6 58 08 07 00 00 00
0x0030: 00 00 00 00 28 80 00 00 00 00 f9 e3 06 00 00 00
0x0040: 00 00 00 00 18 00 00 00 80 a4 58 08 07 00 00 00
0x0050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0080: 00 00 00 00 00 00 e0 7f 00 00 01 00 00 00 01 00
0x0090: 00 00 00 00
Signed-off-by: Taku Izumi <izumi.t...@jp.fujitsu.com>
---
drivers/net/fjes/fjes_ethtool.c | 48 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/drivers/net/fjes/fjes_ethtool.c b/drivers/net/fjes/fjes_ethtool.c
index 9c218e1..8397634 100644
--- a/drivers/net/fjes/fjes_ethtool.c
+++ b/drivers/net/fjes/fjes_ethtool.c
@@ -121,12 +121,60 @@ static int fjes_get_settings(struct net_device *netdev,
return 0;
}
+static int fjes_get_regs_len(struct net_device *netdev)
+{
+#define FJES_REGS_LEN 37
+ return FJES_REGS_LEN * sizeof(u32);
+}
+
+static void fjes_get_regs(struct net_device *netdev,
+ struct ethtool_regs *regs, void *p)
+{
+ struct fjes_adapter *adapter = netdev_priv(netdev);
+ struct fjes_hw *hw = &adapter->hw;
+ u32 *regs_buff = p;
+
+ memset(p, 0, FJES_REGS_LEN * sizeof(u32));
+
+ regs->version = 1;
+
+ /* Information registers */
+ regs_buff[0] = rd32(XSCT_OWNER_EPID);
+ regs_buff[1] = rd32(XSCT_MAX_EP);
+
+ /* Device Control registers */
+ regs_buff[4] = rd32(XSCT_DCTL);
+
+ /* Command Control registers */
+ regs_buff[8] = rd32(XSCT_CR);
+ regs_buff[9] = rd32(XSCT_CS);
+ regs_buff[10] = rd32(XSCT_SHSTSAL);
+ regs_buff[11] = rd32(XSCT_SHSTSAH);
+
+ regs_buff[13] = rd32(XSCT_REQBL);
+ regs_buff[14] = rd32(XSCT_REQBAL);
+ regs_buff[15] = rd32(XSCT_REQBAH);
+
+ regs_buff[17] = rd32(XSCT_RESPBL);
+ regs_buff[18] = rd32(XSCT_RESPBAL);
+ regs_buff[19] = rd32(XSCT_RESPBAH);
+
+ /* Interrupt Control registers */
+ regs_buff[32] = rd32(XSCT_IS);
+ regs_buff[33] = rd32(XSCT_IMS);
+ regs_buff[34] = rd32(XSCT_IMC);
+ regs_buff[35] = rd32(XSCT_IG);
+ regs_buff[36] = rd32(XSCT_ICTL);
+}
+
static const struct ethtool_ops fjes_ethtool_ops = {
.get_settings = fjes_get_settings,
.get_drvinfo = fjes_get_drvinfo,
.get_ethtool_stats = fjes_get_ethtool_stats,
.get_strings = fjes_get_strings,
.get_sset_count = fjes_get_sset_count,
+ .get_regs = fjes_get_regs,
+ .get_regs_len = fjes_get_regs_len,
};
void fjes_set_ethtool_ops(struct net_device *netdev)
--
2.6.6
