diff options
Diffstat (limited to 'tse.c')
| -rw-r--r-- | tse.c | 112 |
1 files changed, 112 insertions, 0 deletions
@@ -0,0 +1,112 @@ +/**************************************************************************** + * Support for the Altera Triple Speed Ethernet 10/100/1000 Controller + * + * Copyright (C) 2014 Altera Corporation + * + * Author: Vince Bridgers <vbridgers2013@gmail.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 __maybe_unused, + 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; +} + |