cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ncsi.h (4828B)


      1/*
      2 * Copyright Samuel Mendoza-Jonas, IBM Corporation 2018.
      3 *
      4 * This program is free software; you can redistribute it and/or modify
      5 * it under the terms of the GNU General Public License as published by
      6 * the Free Software Foundation; either version 2 of the License, or
      7 * (at your option) any later version.
      8 */
      9
     10#ifndef __UAPI_NCSI_NETLINK_H__
     11#define __UAPI_NCSI_NETLINK_H__
     12
     13/**
     14 * enum ncsi_nl_commands - supported NCSI commands
     15 *
     16 * @NCSI_CMD_UNSPEC: unspecified command to catch errors
     17 * @NCSI_CMD_PKG_INFO: list package and channel attributes. Requires
     18 *	NCSI_ATTR_IFINDEX. If NCSI_ATTR_PACKAGE_ID is specified returns the
     19 *	specific package and its channels - otherwise a dump request returns
     20 *	all packages and their associated channels.
     21 * @NCSI_CMD_SET_INTERFACE: set preferred package and channel combination.
     22 *	Requires NCSI_ATTR_IFINDEX and the preferred NCSI_ATTR_PACKAGE_ID and
     23 *	optionally the preferred NCSI_ATTR_CHANNEL_ID.
     24 * @NCSI_CMD_CLEAR_INTERFACE: clear any preferred package/channel combination.
     25 *	Requires NCSI_ATTR_IFINDEX.
     26 * @NCSI_CMD_SEND_CMD: send NC-SI command to network card.
     27 *	Requires NCSI_ATTR_IFINDEX, NCSI_ATTR_PACKAGE_ID
     28 *	and NCSI_ATTR_CHANNEL_ID.
     29 * @NCSI_CMD_SET_PACKAGE_MASK: set a whitelist of allowed packages.
     30 *	Requires NCSI_ATTR_IFINDEX and NCSI_ATTR_PACKAGE_MASK.
     31 * @NCSI_CMD_SET_CHANNEL_MASK: set a whitelist of allowed channels.
     32 *	Requires NCSI_ATTR_IFINDEX, NCSI_ATTR_PACKAGE_ID, and
     33 *	NCSI_ATTR_CHANNEL_MASK. If NCSI_ATTR_CHANNEL_ID is present it sets
     34 *	the primary channel.
     35 * @NCSI_CMD_MAX: highest command number
     36 */
     37enum ncsi_nl_commands {
     38	NCSI_CMD_UNSPEC,
     39	NCSI_CMD_PKG_INFO,
     40	NCSI_CMD_SET_INTERFACE,
     41	NCSI_CMD_CLEAR_INTERFACE,
     42	NCSI_CMD_SEND_CMD,
     43	NCSI_CMD_SET_PACKAGE_MASK,
     44	NCSI_CMD_SET_CHANNEL_MASK,
     45
     46	__NCSI_CMD_AFTER_LAST,
     47	NCSI_CMD_MAX = __NCSI_CMD_AFTER_LAST - 1
     48};
     49
     50/**
     51 * enum ncsi_nl_attrs - General NCSI netlink attributes
     52 *
     53 * @NCSI_ATTR_UNSPEC: unspecified attributes to catch errors
     54 * @NCSI_ATTR_IFINDEX: ifindex of network device using NCSI
     55 * @NCSI_ATTR_PACKAGE_LIST: nested array of NCSI_PKG_ATTR attributes
     56 * @NCSI_ATTR_PACKAGE_ID: package ID
     57 * @NCSI_ATTR_CHANNEL_ID: channel ID
     58 * @NCSI_ATTR_DATA: command payload
     59 * @NCSI_ATTR_MULTI_FLAG: flag to signal that multi-mode should be enabled with
     60 *	NCSI_CMD_SET_PACKAGE_MASK or NCSI_CMD_SET_CHANNEL_MASK.
     61 * @NCSI_ATTR_PACKAGE_MASK: 32-bit mask of allowed packages.
     62 * @NCSI_ATTR_CHANNEL_MASK: 32-bit mask of allowed channels.
     63 * @NCSI_ATTR_MAX: highest attribute number
     64 */
     65enum ncsi_nl_attrs {
     66	NCSI_ATTR_UNSPEC,
     67	NCSI_ATTR_IFINDEX,
     68	NCSI_ATTR_PACKAGE_LIST,
     69	NCSI_ATTR_PACKAGE_ID,
     70	NCSI_ATTR_CHANNEL_ID,
     71	NCSI_ATTR_DATA,
     72	NCSI_ATTR_MULTI_FLAG,
     73	NCSI_ATTR_PACKAGE_MASK,
     74	NCSI_ATTR_CHANNEL_MASK,
     75
     76	__NCSI_ATTR_AFTER_LAST,
     77	NCSI_ATTR_MAX = __NCSI_ATTR_AFTER_LAST - 1
     78};
     79
     80/**
     81 * enum ncsi_nl_pkg_attrs - NCSI netlink package-specific attributes
     82 *
     83 * @NCSI_PKG_ATTR_UNSPEC: unspecified attributes to catch errors
     84 * @NCSI_PKG_ATTR: nested array of package attributes
     85 * @NCSI_PKG_ATTR_ID: package ID
     86 * @NCSI_PKG_ATTR_FORCED: flag signifying a package has been set as preferred
     87 * @NCSI_PKG_ATTR_CHANNEL_LIST: nested array of NCSI_CHANNEL_ATTR attributes
     88 * @NCSI_PKG_ATTR_MAX: highest attribute number
     89 */
     90enum ncsi_nl_pkg_attrs {
     91	NCSI_PKG_ATTR_UNSPEC,
     92	NCSI_PKG_ATTR,
     93	NCSI_PKG_ATTR_ID,
     94	NCSI_PKG_ATTR_FORCED,
     95	NCSI_PKG_ATTR_CHANNEL_LIST,
     96
     97	__NCSI_PKG_ATTR_AFTER_LAST,
     98	NCSI_PKG_ATTR_MAX = __NCSI_PKG_ATTR_AFTER_LAST - 1
     99};
    100
    101/**
    102 * enum ncsi_nl_channel_attrs - NCSI netlink channel-specific attributes
    103 *
    104 * @NCSI_CHANNEL_ATTR_UNSPEC: unspecified attributes to catch errors
    105 * @NCSI_CHANNEL_ATTR: nested array of channel attributes
    106 * @NCSI_CHANNEL_ATTR_ID: channel ID
    107 * @NCSI_CHANNEL_ATTR_VERSION_MAJOR: channel major version number
    108 * @NCSI_CHANNEL_ATTR_VERSION_MINOR: channel minor version number
    109 * @NCSI_CHANNEL_ATTR_VERSION_STR: channel version string
    110 * @NCSI_CHANNEL_ATTR_LINK_STATE: channel link state flags
    111 * @NCSI_CHANNEL_ATTR_ACTIVE: channels with this flag are in
    112 *	NCSI_CHANNEL_ACTIVE state
    113 * @NCSI_CHANNEL_ATTR_FORCED: flag signifying a channel has been set as
    114 *	preferred
    115 * @NCSI_CHANNEL_ATTR_VLAN_LIST: nested array of NCSI_CHANNEL_ATTR_VLAN_IDs
    116 * @NCSI_CHANNEL_ATTR_VLAN_ID: VLAN ID being filtered on this channel
    117 * @NCSI_CHANNEL_ATTR_MAX: highest attribute number
    118 */
    119enum ncsi_nl_channel_attrs {
    120	NCSI_CHANNEL_ATTR_UNSPEC,
    121	NCSI_CHANNEL_ATTR,
    122	NCSI_CHANNEL_ATTR_ID,
    123	NCSI_CHANNEL_ATTR_VERSION_MAJOR,
    124	NCSI_CHANNEL_ATTR_VERSION_MINOR,
    125	NCSI_CHANNEL_ATTR_VERSION_STR,
    126	NCSI_CHANNEL_ATTR_LINK_STATE,
    127	NCSI_CHANNEL_ATTR_ACTIVE,
    128	NCSI_CHANNEL_ATTR_FORCED,
    129	NCSI_CHANNEL_ATTR_VLAN_LIST,
    130	NCSI_CHANNEL_ATTR_VLAN_ID,
    131
    132	__NCSI_CHANNEL_ATTR_AFTER_LAST,
    133	NCSI_CHANNEL_ATTR_MAX = __NCSI_CHANNEL_ATTR_AFTER_LAST - 1
    134};
    135
    136#endif /* __UAPI_NCSI_NETLINK_H__ */