From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Zijie Pan <zijie.pan@6wind.com>, dev@dpdk.org
Cc: remy.horton@intel.com, thomas@monjalon.net
Subject: Re: [dpdk-dev] [PATCH v7 0/5] get the information and data of EEPROM
Date: Wed, 25 Apr 2018 15:24:59 +0100 [thread overview]
Message-ID: <340f51da-177f-9a16-5437-0ddddd879195@intel.com> (raw)
In-Reply-To: <1524664926-938-1-git-send-email-zijie.pan@6wind.com>
On 4/25/2018 3:02 PM, Zijie Pan wrote:
> Add APIs to read information from the DPDK applictions.
> It can be used to dump the EEPROM of plugin modules (SFP+, QSFP, etc.).
>
> Two APIs are introduced to access eeprom:
> - rte_eth_dev_get_module_info
> - rte_eth_dev_get_module_eeprom
>
> Applications based on DPDK can dump eeprom by calling those two APIs.
>
> Then, each PMD has to implement these callbacks for e1000, ixgbe, i40e, etc.
>
> Patch for example/ethtool is used to test this function. It can get the raw
> data of eeprom. See below how both DPDK applications (ethtool) and Linux
> kernel are dumping the same eeprom of a same NIC.
>
> - Start example/ethtool:
> ./examples/ethtool/ethtool-app/x86_64-native-linuxapp-gcc/ethtool -c 0xf -n 4 --socket-mem 1024,0 -- -i
> EthApp> drvinfo
> Port 0 driver: net_ixgbe (ver: DPDK 18.05.0-rc0)
> firmware-version: 0x18b30001
> bus-info: 0000:04:00.0
>
> EthApp> module-eeprom
> [UINT16]: module-eeprom <port_id> <filename>
> Dump plug-in module EEPROM to file
>
> EthApp> module-eeprom 0 my-module-eeprom.bin
> Total plug-in module EEPROM length: 512 bytes
>
> EthApp> quit
>
> - HexDump of this eeprom file:
> # xxd my-module-eeprom.bin
> 0000000: 0304 0710 0000 0100 0000 0006 6702 0000 ............g...
> 0000010: 0803 001e 4f45 4d20 2020 2020 2020 2020 ....OEM
> 0000020: 2020 2020 0000 1b21 5346 502d 3130 472d ...!SFP-10G-
> 0000030: 5352 2d49 5420 2020 4120 2020 0352 0024 SR-IT A .R.$
> 0000040: 003a 0000 5751 3136 3034 3132 4131 3135 .:..WQ160412A115
> 0000050: 2020 2020 3135 3136 3130 2020 68fa 033b 151610 h..;
> 0000060: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000070: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000080: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000090: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000a0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000b0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000c0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000d0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000e0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000f0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000100: 5000 fb00 4b00 0000 8ca0 7530 88b8 7918 P...K.....u0..y.
> 0000110: 1d4c 01f4 1b58 03e8 3de9 03e8 2710 04eb .L...X..=...'...
> 0000120: 2710 0064 1f07 007e 0000 0000 0000 0000 '..d...~........
> 0000130: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000140: 0000 0000 3f80 0000 0000 0000 0100 0000 ....?...........
> 0000150: 0100 0000 0100 0000 0100 0000 0000 002d ...............-
> 0000160: 2c59 810a 13c7 1752 0001 0000 0000 0200 ,Y.....R........
> 0000170: 0040 0000 0040 0000 0000 0000 0000 0000 .@...@..........
> 0000180: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000190: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001a0: ffff faff ffff ffff ffff ffff ffff ffff ................
> 00001b0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001c0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001d0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001e0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001f0: ffff ffff ffff ffff 0003 0100 0000 0000 ................
>
> - Rerun same dump using Linux's kernel ethtool.
>
> # ./install/sbin/dpdk-devbind --bind=ixgbe 04:00.0
> # ethtool -m p2p1 raw on > meeprom-kernel.bin
>
> # xxd meeprom-kernel.bin
> 0000000: 0304 0710 0000 0100 0000 0006 6702 0000 ............g...
> 0000010: 0803 001e 4f45 4d20 2020 2020 2020 2020 ....OEM
> 0000020: 2020 2020 0000 1b21 5346 502d 3130 472d ...!SFP-10G-
> 0000030: 5352 2d49 5420 2020 4120 2020 0352 0024 SR-IT A .R.$
> 0000040: 003a 0000 5751 3136 3034 3132 4131 3135 .:..WQ160412A115
> 0000050: 2020 2020 3135 3136 3130 2020 68fa 033b 151610 h..;
> 0000060: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000070: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000080: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000090: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000a0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000b0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000c0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000d0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000e0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000f0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000100: 5000 fb00 4b00 0000 8ca0 7530 88b8 7918 P...K.....u0..y.
> 0000110: 1d4c 01f4 1b58 03e8 3de9 03e8 2710 04eb .L...X..=...'...
> 0000120: 2710 0064 1f07 007e 0000 0000 0000 0000 '..d...~........
> 0000130: 0000 0000 0000 0000 0000 0000 0000 0000 ................
> 0000140: 0000 0000 3f80 0000 0000 0000 0100 0000 ....?...........
> 0000150: 0100 0000 0100 0000 0100 0000 0000 002d ...............-
> 0000160: 2899 8146 0058 0001 0001 0000 0000 8200 (..F.X..........
> 0000170: 0540 0000 0540 0000 0000 0000 0000 0000 .@...@..........
> 0000180: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 0000190: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001a0: ffff faff ffff ffff ffff ffff ffff ffff ................
> 00001b0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001c0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001d0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001e0: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00001f0: ffff ffff ffff ffff 0003 0100 0000 0000 ................
>
> Both DPDK's my-module-eeprom.bin and Kernel's meeprom-kernel.bin
> are the same.
>
> v2 changes:
> - Fix typo in features.rst.
> - Fix checkpatch warnings regarding long lines.
> - Update function pcmd_module_eeprom_callback().
>
> v3 changes:
> - fix compilation when dpdk is compiled with shared libs.
>
> v4 changes:
> - add RTE_ prefix for the macros defined in rte_dev_info.h.
> - mark the new APIs as experimental.
> - some other minor fixes.
>
> v5 changes:
> - insert the new APIs in alphabetical order in rte_ethdev_version.map.
>
> v6 changes:
> - rename rte_dev_module_info as rte_eth_dev_module_info.
>
> v7 changes:
> - add module EEPROM dump feature in default.ini
> - add module EEPROM dump feature in .ini files for the three PMDs.
>
> Zijie Pan (5):
> ethdev: add access to eeprom
> examples/ethtool: add a new command module-eeprom
> net/ixgbe: add module EEPROM callbacks for ixgbe
> net/e1000: add module EEPROM callbacks for e1000
> net/i40e: add module EEPROM callbacks for i40e
For series,
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
next prev parent reply other threads:[~2018-04-25 14:25 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1524563176-7795-1-git-send-email-zijie.pan@6wind.com>
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 " Zijie Pan
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 1/5] ethdev: add access to eeprom Zijie Pan
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 2/5] examples/ethtool: add a new command module-eeprom Zijie Pan
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 3/5] net/ixgbe: add module EEPROM callbacks for ixgbe Zijie Pan
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 4/5] net/e1000: add module EEPROM callbacks for e1000 Zijie Pan
2018-04-25 9:13 ` [dpdk-dev] [PATCH v5 5/5] net/i40e: add module EEPROM callbacks for i40e Zijie Pan
2018-04-25 9:22 ` [dpdk-dev] [PATCH v5 0/5] get the information and data of EEPROM Thomas Monjalon
2018-04-25 9:32 ` Zijie Pan
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 " Zijie Pan
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 1/5] ethdev: add access to eeprom Zijie Pan
2018-04-25 10:28 ` Thomas Monjalon
2018-04-25 10:40 ` Ferruh Yigit
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 2/5] examples/ethtool: add a new command module-eeprom Zijie Pan
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 3/5] net/ixgbe: add module EEPROM callbacks for ixgbe Zijie Pan
2018-04-25 10:44 ` Ferruh Yigit
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 4/5] net/e1000: add module EEPROM callbacks for e1000 Zijie Pan
2018-04-25 10:01 ` [dpdk-dev] [PATCH v6 5/5] net/i40e: add module EEPROM callbacks for i40e Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 0/5] get the information and data of EEPROM Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 1/5] ethdev: add access to eeprom Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 2/5] examples/ethtool: add a new command module-eeprom Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 3/5] net/ixgbe: add module EEPROM callbacks for ixgbe Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 4/5] net/e1000: add module EEPROM callbacks for e1000 Zijie Pan
2018-04-25 14:02 ` [dpdk-dev] [PATCH v7 5/5] net/i40e: add module EEPROM callbacks for i40e Zijie Pan
2018-04-25 14:24 ` Ferruh Yigit [this message]
2018-04-25 14:39 ` [dpdk-dev] [PATCH v7 0/5] get the information and data of EEPROM Ferruh Yigit
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