This adds support for dumping vmxnet3 registers in a readable format. Signed-off-by: Shrikrishna Khare <skh...@vmware.com> Signed-off-by: Bhavesh Davda <bhav...@vmware.com> Acked-by: Srividya Murali <smur...@vmware.com> --- Makefile.am | 2 +- ethtool.c | 2 + internal.h | 3 + vmxnet3.c | 198 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 204 insertions(+), 1 deletion(-) create mode 100644 vmxnet3.c
diff --git a/Makefile.am b/Makefile.am index 4698d16..6814bc9 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 tse.c + sfpid.c sfpdiag.c ixgbevf.c tse.c vmxnet3.c endif TESTS = test-cmdline test-features diff --git a/ethtool.c b/ethtool.c index 01b13a6..92c40b8 100644 --- a/ethtool.c +++ b/ethtool.c @@ -20,6 +20,7 @@ * Copyright 2009, 2010 Solarflare Communications * MDI-X set support by Jesse Brandeburg <jesse.brandeb...@intel.com> * Copyright 2012 Intel Corporation + * vmxnet3 support by Shrikrishna Khare <skh...@vmware.com> * * TODO: * * show settings for all devices @@ -974,6 +975,7 @@ static const struct { { "st_gmac", st_gmac_dump_regs }, { "et131x", et131x_dump_regs }, { "altera_tse", altera_tse_dump_regs }, + { "vmxnet3", vmxnet3_dump_regs }, #endif }; diff --git a/internal.h b/internal.h index 262a39f..444810d 100644 --- a/internal.h +++ b/internal.h @@ -248,6 +248,9 @@ int et131x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); int altera_tse_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); +/* VMware vmxnet3 ethernet controller */ +int vmxnet3_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/vmxnet3.c b/vmxnet3.c new file mode 100644 index 0000000..621d02f --- /dev/null +++ b/vmxnet3.c @@ -0,0 +1,198 @@ +/* Copyright (c) 2015 VMware Inc.*/ +#include <stdio.h> +#include "internal.h" + +int +vmxnet3_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs) +{ + u32 *regs_buff = (u32 *)regs->data; + u32 version = regs->version; + int i = 0, j = 0, cnt; + + if (version != 2) + return -1; + + fprintf(stdout, "Control Registers\n"); + fprintf(stdout, "=================\n"); + + fprintf(stdout, + " VRRS (Vmxnet3 Revision Report and Selection) 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " UVRS (UPT Version Report and Selection) 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " DSA (Driver Shared Address) 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " CMD (Command Register) 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " MAC (Media Access Control address) %02x:%02x:%02x:%02x:%02x:%02x\n", + regs_buff[j] & 0xff, + (regs_buff[j] >> 8) & 0xff, + (regs_buff[j] >> 16) & 0xff, + (regs_buff[j] >> 24) & 0xff, + regs_buff[j + 1] & 0xff, + (regs_buff[j + 1] >> 8) & 0xff); + j += 2; + fprintf(stdout, + " ICR (Interrupt Cause Register) 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " ECR (Event Cause Register) 0x%x\n", + regs_buff[j++]); + + fprintf(stdout, "Datapath Registers\n"); + fprintf(stdout, "==================\n"); + + /* Interrupt Mask Registers */ + cnt = regs_buff[j++]; + for (i = 0; i < cnt; i++) { + fprintf(stdout, + " IMR (Interrupt Mask Register) %d 0x%x\n", + i, regs_buff[j++]); + } + + /* Transmit Queue Registers */ + cnt = regs_buff[j++]; + for (i = 0; i < cnt; i++) { + fprintf(stdout, " Transmit Queue %d\n", i); + fprintf(stdout, " ----------------\n"); + fprintf(stdout, + " TXPROD (Transmit Ring Producer Register) 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " Transmit Ring\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " Size %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2fill %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2comp %u\n", + regs_buff[j++]); + fprintf(stdout, + " gen %u\n", + regs_buff[j++]); + + fprintf(stdout, + " Transmit Data Ring\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " Size %u\n", + regs_buff[j++]); + fprintf(stdout, + " Buffer Size %u\n", + regs_buff[j++]); + + fprintf(stdout, + " Transmit Completion Ring\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " size %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2proc %u\n", + regs_buff[j++]); + fprintf(stdout, + " gen %u\n", + regs_buff[j++]); + fprintf(stdout, + " stopped %u\n", + regs_buff[j++]); + } + + /* Receive Queue Registers */ + cnt = regs_buff[j++]; + for (i = 0; i < cnt; i++) { + fprintf(stdout, " Receive Queue %d\n", i); + fprintf(stdout, " ----------------\n"); + fprintf(stdout, + " RXPROD1 (Receive Ring Producer Register) 1 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " RXPROD2 (Receive Ring Producer Register) 2 0x%x\n", + regs_buff[j++]); + fprintf(stdout, + " Receive Ring 0\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " Size %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2fill %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2comp %u\n", + regs_buff[j++]); + fprintf(stdout, + " gen %u\n", + regs_buff[j++]); + + fprintf(stdout, + " Receive Ring 1\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " Size %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2fill %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2comp %u\n", + regs_buff[j++]); + fprintf(stdout, + " gen %u\n", + regs_buff[j++]); + + fprintf(stdout, + " Receive Data Ring\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " Size %u\n", + regs_buff[j++]); + fprintf(stdout, + " Buffer Size %u\n", + regs_buff[j++]); + + fprintf(stdout, + " Receive Completion Ring\n"); + fprintf(stdout, + " Base Address 0x%08x%08x\n", + regs_buff[j+1], regs_buff[j]); + j += 2; + fprintf(stdout, + " size %u\n", + regs_buff[j++]); + fprintf(stdout, + " next2proc %u\n", + regs_buff[j++]); + fprintf(stdout, + " gen %u\n", + regs_buff[j++]); + } + + return 0; +} -- 1.8.5.6 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html