lkml.org 
[lkml]   [2011]   [Sep]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/6] staging: et131x: support register dump in ethtool ops
Date
Not an exhaustive dump of the et131x registers, used while debugging a specific problem - seems a shame not to keep it around.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
---
drivers/staging/et131x/et131x_ethtool.c | 138 ++++++++++++++++++++++++++++++-
1 files changed, 135 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/et131x/et131x_ethtool.c b/drivers/staging/et131x/et131x_ethtool.c
index b92633f..c4555b9 100644
--- a/drivers/staging/et131x/et131x_ethtool.c
+++ b/drivers/staging/et131x/et131x_ethtool.c
@@ -28,6 +28,7 @@
#include <linux/pci.h>

#include "et131x_adapter.h"
+#include "et1310_phy.h"
#include "et131x.h"

static int et131x_get_settings(struct net_device *netdev,
@@ -46,6 +47,135 @@ static int et131x_set_settings(struct net_device *netdev,
return phy_ethtool_sset(adapter->phydev, cmd);
}

+static int et131x_get_regs_len(struct net_device *netdev)
+{
+#define ET131X_REGS_LEN 256
+ return ET131X_REGS_LEN * sizeof(u32);
+}
+
+static void et131x_get_regs(struct net_device *netdev,
+ struct ethtool_regs *regs, void *regs_data)
+{
+ struct et131x_adapter *adapter = netdev_priv(netdev);
+ struct address_map __iomem *aregs = adapter->regs;
+ u32 *regs_buff = regs_data;
+ u32 num = 0;
+
+ memset(regs_data, 0, et131x_get_regs_len(netdev));
+
+ regs->version = (1 << 24) | (adapter->pdev->revision << 16) |
+ adapter->pdev->device;
+
+ /* PHY regs */
+ et131x_mii_read(adapter, MII_BMCR, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_BMSR, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_PHYSID1, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_PHYSID2, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_ADVERTISE, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_LPA, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_EXPANSION, (u16 *)&regs_buff[num++]);
+ /* Autoneg next page transmit reg */
+ et131x_mii_read(adapter, 0x07, (u16 *)&regs_buff[num++]);
+ /* Link partner next page reg */
+ et131x_mii_read(adapter, 0x08, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_CTRL1000, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_STAT1000, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, MII_ESTATUS, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_INDEX_REG, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_DATA_REG, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_MPHY_CONTROL_REG,
+ (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_LOOPBACK_CONTROL,
+ (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_LOOPBACK_CONTROL+1,
+ (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_REGISTER_MGMT_CONTROL,
+ (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_CONFIG, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_PHY_CONTROL, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_INTERRUPT_MASK, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_INTERRUPT_STATUS,
+ (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_PHY_STATUS, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_LED_1, (u16 *)&regs_buff[num++]);
+ et131x_mii_read(adapter, PHY_LED_2, (u16 *)&regs_buff[num++]);
+
+ /* Global regs */
+ regs_buff[num++] = readl(&aregs->global.txq_start_addr);
+ regs_buff[num++] = readl(&aregs->global.txq_end_addr);
+ regs_buff[num++] = readl(&aregs->global.rxq_start_addr);
+ regs_buff[num++] = readl(&aregs->global.rxq_end_addr);
+ regs_buff[num++] = readl(&aregs->global.pm_csr);
+ regs_buff[num++] = adapter->stats.interrupt_status;
+ regs_buff[num++] = readl(&aregs->global.int_mask);
+ regs_buff[num++] = readl(&aregs->global.int_alias_clr_en);
+ regs_buff[num++] = readl(&aregs->global.int_status_alias);
+ regs_buff[num++] = readl(&aregs->global.sw_reset);
+ regs_buff[num++] = readl(&aregs->global.slv_timer);
+ regs_buff[num++] = readl(&aregs->global.msi_config);
+ regs_buff[num++] = readl(&aregs->global.loopback);
+ regs_buff[num++] = readl(&aregs->global.watchdog_timer);
+
+ /* TXDMA regs */
+ regs_buff[num++] = readl(&aregs->txdma.csr);
+ regs_buff[num++] = readl(&aregs->txdma.pr_base_hi);
+ regs_buff[num++] = readl(&aregs->txdma.pr_base_lo);
+ regs_buff[num++] = readl(&aregs->txdma.pr_num_des);
+ regs_buff[num++] = readl(&aregs->txdma.txq_wr_addr);
+ regs_buff[num++] = readl(&aregs->txdma.txq_wr_addr_ext);
+ regs_buff[num++] = readl(&aregs->txdma.txq_rd_addr);
+ regs_buff[num++] = readl(&aregs->txdma.dma_wb_base_hi);
+ regs_buff[num++] = readl(&aregs->txdma.dma_wb_base_lo);
+ regs_buff[num++] = readl(&aregs->txdma.service_request);
+ regs_buff[num++] = readl(&aregs->txdma.service_complete);
+ regs_buff[num++] = readl(&aregs->txdma.cache_rd_index);
+ regs_buff[num++] = readl(&aregs->txdma.cache_wr_index);
+ regs_buff[num++] = readl(&aregs->txdma.tx_dma_error);
+ regs_buff[num++] = readl(&aregs->txdma.desc_abort_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.payload_abort_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.writeback_abort_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.desc_timeout_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.payload_timeout_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.writeback_timeout_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.desc_error_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.payload_error_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.writeback_error_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.dropped_tlp_cnt);
+ regs_buff[num++] = readl(&aregs->txdma.new_service_complete);
+ regs_buff[num++] = readl(&aregs->txdma.ethernet_packet_cnt);
+
+ /* RXDMA regs */
+ regs_buff[num++] = readl(&aregs->rxdma.csr);
+ regs_buff[num++] = readl(&aregs->rxdma.dma_wb_base_hi);
+ regs_buff[num++] = readl(&aregs->rxdma.dma_wb_base_lo);
+ regs_buff[num++] = readl(&aregs->rxdma.num_pkt_done);
+ regs_buff[num++] = readl(&aregs->rxdma.max_pkt_time);
+ regs_buff[num++] = readl(&aregs->rxdma.rxq_rd_addr);
+ regs_buff[num++] = readl(&aregs->rxdma.rxq_rd_addr_ext);
+ regs_buff[num++] = readl(&aregs->rxdma.rxq_wr_addr);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_base_hi);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_base_lo);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_num_des);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_avail_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_full_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_access_index);
+ regs_buff[num++] = readl(&aregs->rxdma.psr_min_des);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_base_lo);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_base_hi);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_num_des);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_avail_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_full_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_rd_index);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr0_min_des);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_base_lo);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_base_hi);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_num_des);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_avail_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_full_offset);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_rd_index);
+ regs_buff[num++] = readl(&aregs->rxdma.fbr1_min_des);
+}
+
#define ET131X_DRVINFO_LEN 32 /* value from ethtool.h */
static void et131x_get_drvinfo(struct net_device *netdev,
struct ethtool_drvinfo *info)
@@ -58,9 +188,11 @@ static void et131x_get_drvinfo(struct net_device *netdev,
}

static struct ethtool_ops et131x_ethtool_ops = {
- .get_settings = et131x_get_settings,
- .set_settings = et131x_set_settings,
- .get_drvinfo = et131x_get_drvinfo,
+ .get_settings = et131x_get_settings,
+ .set_settings = et131x_set_settings,
+ .get_drvinfo = et131x_get_drvinfo,
+ .get_regs_len = et131x_get_regs_len,
+ .get_regs = et131x_get_regs,
.get_link = ethtool_op_get_link,
};

--
1.7.6


\
 
 \ /
  Last update: 2011-09-25 20:21    [W:0.201 / U:0.376 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site