mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 03:45:20 +07:00
3afec63957
All the supported firmwares have this flag set. Reviewed-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
423 lines
14 KiB
C
423 lines
14 KiB
C
/******************************************************************************
|
|
*
|
|
* This file is provided under a dual BSD/GPLv2 license. When using or
|
|
* redistributing this file, you may do so under either license.
|
|
*
|
|
* GPL LICENSE SUMMARY
|
|
*
|
|
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
|
|
* USA
|
|
*
|
|
* The full GNU General Public License is included in this distribution
|
|
* in the file called COPYING.
|
|
*
|
|
* Contact Information:
|
|
* Intel Linux Wireless <ilw@linux.intel.com>
|
|
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
|
|
*
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name Intel Corporation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*****************************************************************************/
|
|
|
|
#ifndef __fw_api_d3_h__
|
|
#define __fw_api_d3_h__
|
|
|
|
/**
|
|
* enum iwl_d3_wakeup_flags - D3 manager wakeup flags
|
|
* @IWL_WAKEUP_D3_CONFIG_FW_ERROR: wake up on firmware sysassert
|
|
*/
|
|
enum iwl_d3_wakeup_flags {
|
|
IWL_WAKEUP_D3_CONFIG_FW_ERROR = BIT(0),
|
|
}; /* D3_MANAGER_WAKEUP_CONFIG_API_E_VER_3 */
|
|
|
|
/**
|
|
* struct iwl_d3_manager_config - D3 manager configuration command
|
|
* @min_sleep_time: minimum sleep time (in usec)
|
|
* @wakeup_flags: wakeup flags, see &enum iwl_d3_wakeup_flags
|
|
* @wakeup_host_timer: force wakeup after this many seconds
|
|
*
|
|
* The structure is used for the D3_CONFIG_CMD command.
|
|
*/
|
|
struct iwl_d3_manager_config {
|
|
__le32 min_sleep_time;
|
|
__le32 wakeup_flags;
|
|
__le32 wakeup_host_timer;
|
|
} __packed; /* D3_MANAGER_CONFIG_CMD_S_VER_4 */
|
|
|
|
|
|
/* TODO: OFFLOADS_QUERY_API_S_VER_1 */
|
|
|
|
/**
|
|
* enum iwl_d3_proto_offloads - enabled protocol offloads
|
|
* @IWL_D3_PROTO_OFFLOAD_ARP: ARP data is enabled
|
|
* @IWL_D3_PROTO_OFFLOAD_NS: NS (Neighbor Solicitation) is enabled
|
|
*/
|
|
enum iwl_proto_offloads {
|
|
IWL_D3_PROTO_OFFLOAD_ARP = BIT(0),
|
|
IWL_D3_PROTO_OFFLOAD_NS = BIT(1),
|
|
};
|
|
|
|
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V1 2
|
|
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V2 6
|
|
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L 12
|
|
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S 4
|
|
#define IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX 12
|
|
|
|
#define IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L 4
|
|
#define IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S 2
|
|
|
|
/**
|
|
* struct iwl_proto_offload_cmd_common - ARP/NS offload common part
|
|
* @enabled: enable flags
|
|
* @remote_ipv4_addr: remote address to answer to (or zero if all)
|
|
* @host_ipv4_addr: our IPv4 address to respond to queries for
|
|
* @arp_mac_addr: our MAC address for ARP responses
|
|
* @reserved: unused
|
|
*/
|
|
struct iwl_proto_offload_cmd_common {
|
|
__le32 enabled;
|
|
__be32 remote_ipv4_addr;
|
|
__be32 host_ipv4_addr;
|
|
u8 arp_mac_addr[ETH_ALEN];
|
|
__le16 reserved;
|
|
} __packed;
|
|
|
|
/**
|
|
* struct iwl_proto_offload_cmd_v1 - ARP/NS offload configuration
|
|
* @common: common/IPv4 configuration
|
|
* @remote_ipv6_addr: remote address to answer to (or zero if all)
|
|
* @solicited_node_ipv6_addr: broken -- solicited node address exists
|
|
* for each target address
|
|
* @target_ipv6_addr: our target addresses
|
|
* @ndp_mac_addr: neighbor soliciation response MAC address
|
|
*/
|
|
struct iwl_proto_offload_cmd_v1 {
|
|
struct iwl_proto_offload_cmd_common common;
|
|
u8 remote_ipv6_addr[16];
|
|
u8 solicited_node_ipv6_addr[16];
|
|
u8 target_ipv6_addr[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V1][16];
|
|
u8 ndp_mac_addr[ETH_ALEN];
|
|
__le16 reserved2;
|
|
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_1 */
|
|
|
|
/**
|
|
* struct iwl_proto_offload_cmd_v2 - ARP/NS offload configuration
|
|
* @common: common/IPv4 configuration
|
|
* @remote_ipv6_addr: remote address to answer to (or zero if all)
|
|
* @solicited_node_ipv6_addr: broken -- solicited node address exists
|
|
* for each target address
|
|
* @target_ipv6_addr: our target addresses
|
|
* @ndp_mac_addr: neighbor soliciation response MAC address
|
|
*/
|
|
struct iwl_proto_offload_cmd_v2 {
|
|
struct iwl_proto_offload_cmd_common common;
|
|
u8 remote_ipv6_addr[16];
|
|
u8 solicited_node_ipv6_addr[16];
|
|
u8 target_ipv6_addr[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V2][16];
|
|
u8 ndp_mac_addr[ETH_ALEN];
|
|
u8 numValidIPv6Addresses;
|
|
u8 reserved2[3];
|
|
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_2 */
|
|
|
|
struct iwl_ns_config {
|
|
struct in6_addr source_ipv6_addr;
|
|
struct in6_addr dest_ipv6_addr;
|
|
u8 target_mac_addr[ETH_ALEN];
|
|
__le16 reserved;
|
|
} __packed; /* NS_OFFLOAD_CONFIG */
|
|
|
|
struct iwl_targ_addr {
|
|
struct in6_addr addr;
|
|
__le32 config_num;
|
|
} __packed; /* TARGET_IPV6_ADDRESS */
|
|
|
|
/**
|
|
* struct iwl_proto_offload_cmd_v3_small - ARP/NS offload configuration
|
|
* @common: common/IPv4 configuration
|
|
* @target_ipv6_addr: target IPv6 addresses
|
|
* @ns_config: NS offload configurations
|
|
*/
|
|
struct iwl_proto_offload_cmd_v3_small {
|
|
struct iwl_proto_offload_cmd_common common;
|
|
__le32 num_valid_ipv6_addrs;
|
|
struct iwl_targ_addr targ_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3S];
|
|
struct iwl_ns_config ns_config[IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3S];
|
|
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_3 */
|
|
|
|
/**
|
|
* struct iwl_proto_offload_cmd_v3_large - ARP/NS offload configuration
|
|
* @common: common/IPv4 configuration
|
|
* @target_ipv6_addr: target IPv6 addresses
|
|
* @ns_config: NS offload configurations
|
|
*/
|
|
struct iwl_proto_offload_cmd_v3_large {
|
|
struct iwl_proto_offload_cmd_common common;
|
|
__le32 num_valid_ipv6_addrs;
|
|
struct iwl_targ_addr targ_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_V3L];
|
|
struct iwl_ns_config ns_config[IWL_PROTO_OFFLOAD_NUM_NS_CONFIG_V3L];
|
|
} __packed; /* PROT_OFFLOAD_CONFIG_CMD_DB_S_VER_3 */
|
|
|
|
/*
|
|
* WOWLAN_PATTERNS
|
|
*/
|
|
#define IWL_WOWLAN_MIN_PATTERN_LEN 16
|
|
#define IWL_WOWLAN_MAX_PATTERN_LEN 128
|
|
|
|
struct iwl_wowlan_pattern {
|
|
u8 mask[IWL_WOWLAN_MAX_PATTERN_LEN / 8];
|
|
u8 pattern[IWL_WOWLAN_MAX_PATTERN_LEN];
|
|
u8 mask_size;
|
|
u8 pattern_size;
|
|
__le16 reserved;
|
|
} __packed; /* WOWLAN_PATTERN_API_S_VER_1 */
|
|
|
|
#define IWL_WOWLAN_MAX_PATTERNS 20
|
|
|
|
struct iwl_wowlan_patterns_cmd {
|
|
__le32 n_patterns;
|
|
struct iwl_wowlan_pattern patterns[];
|
|
} __packed; /* WOWLAN_PATTERN_ARRAY_API_S_VER_1 */
|
|
|
|
enum iwl_wowlan_wakeup_filters {
|
|
IWL_WOWLAN_WAKEUP_MAGIC_PACKET = BIT(0),
|
|
IWL_WOWLAN_WAKEUP_PATTERN_MATCH = BIT(1),
|
|
IWL_WOWLAN_WAKEUP_BEACON_MISS = BIT(2),
|
|
IWL_WOWLAN_WAKEUP_LINK_CHANGE = BIT(3),
|
|
IWL_WOWLAN_WAKEUP_GTK_REKEY_FAIL = BIT(4),
|
|
IWL_WOWLAN_WAKEUP_EAP_IDENT_REQ = BIT(5),
|
|
IWL_WOWLAN_WAKEUP_4WAY_HANDSHAKE = BIT(6),
|
|
IWL_WOWLAN_WAKEUP_ENABLE_NET_DETECT = BIT(7),
|
|
IWL_WOWLAN_WAKEUP_RF_KILL_DEASSERT = BIT(8),
|
|
IWL_WOWLAN_WAKEUP_REMOTE_LINK_LOSS = BIT(9),
|
|
IWL_WOWLAN_WAKEUP_REMOTE_SIGNATURE_TABLE = BIT(10),
|
|
IWL_WOWLAN_WAKEUP_REMOTE_TCP_EXTERNAL = BIT(11),
|
|
IWL_WOWLAN_WAKEUP_REMOTE_WAKEUP_PACKET = BIT(12),
|
|
IWL_WOWLAN_WAKEUP_IOAC_MAGIC_PACKET = BIT(13),
|
|
IWL_WOWLAN_WAKEUP_HOST_TIMER = BIT(14),
|
|
IWL_WOWLAN_WAKEUP_RX_FRAME = BIT(15),
|
|
IWL_WOWLAN_WAKEUP_BCN_FILTERING = BIT(16),
|
|
}; /* WOWLAN_WAKEUP_FILTER_API_E_VER_4 */
|
|
|
|
struct iwl_wowlan_config_cmd_v2 {
|
|
__le32 wakeup_filter;
|
|
__le16 non_qos_seq;
|
|
__le16 qos_seq[8];
|
|
u8 wowlan_ba_teardown_tids;
|
|
u8 is_11n_connection;
|
|
} __packed; /* WOWLAN_CONFIG_API_S_VER_2 */
|
|
|
|
struct iwl_wowlan_config_cmd_v3 {
|
|
struct iwl_wowlan_config_cmd_v2 common;
|
|
u8 offloading_tid;
|
|
u8 reserved[3];
|
|
} __packed; /* WOWLAN_CONFIG_API_S_VER_3 */
|
|
|
|
/*
|
|
* WOWLAN_TSC_RSC_PARAMS
|
|
*/
|
|
#define IWL_NUM_RSC 16
|
|
|
|
struct tkip_sc {
|
|
__le16 iv16;
|
|
__le16 pad;
|
|
__le32 iv32;
|
|
} __packed; /* TKIP_SC_API_U_VER_1 */
|
|
|
|
struct iwl_tkip_rsc_tsc {
|
|
struct tkip_sc unicast_rsc[IWL_NUM_RSC];
|
|
struct tkip_sc multicast_rsc[IWL_NUM_RSC];
|
|
struct tkip_sc tsc;
|
|
} __packed; /* TKIP_TSC_RSC_API_S_VER_1 */
|
|
|
|
struct aes_sc {
|
|
__le64 pn;
|
|
} __packed; /* TKIP_AES_SC_API_U_VER_1 */
|
|
|
|
struct iwl_aes_rsc_tsc {
|
|
struct aes_sc unicast_rsc[IWL_NUM_RSC];
|
|
struct aes_sc multicast_rsc[IWL_NUM_RSC];
|
|
struct aes_sc tsc;
|
|
} __packed; /* AES_TSC_RSC_API_S_VER_1 */
|
|
|
|
union iwl_all_tsc_rsc {
|
|
struct iwl_tkip_rsc_tsc tkip;
|
|
struct iwl_aes_rsc_tsc aes;
|
|
}; /* ALL_TSC_RSC_API_S_VER_2 */
|
|
|
|
struct iwl_wowlan_rsc_tsc_params_cmd {
|
|
union iwl_all_tsc_rsc all_tsc_rsc;
|
|
} __packed; /* ALL_TSC_RSC_API_S_VER_2 */
|
|
|
|
#define IWL_MIC_KEY_SIZE 8
|
|
struct iwl_mic_keys {
|
|
u8 tx[IWL_MIC_KEY_SIZE];
|
|
u8 rx_unicast[IWL_MIC_KEY_SIZE];
|
|
u8 rx_mcast[IWL_MIC_KEY_SIZE];
|
|
} __packed; /* MIC_KEYS_API_S_VER_1 */
|
|
|
|
#define IWL_P1K_SIZE 5
|
|
struct iwl_p1k_cache {
|
|
__le16 p1k[IWL_P1K_SIZE];
|
|
} __packed;
|
|
|
|
#define IWL_NUM_RX_P1K_CACHE 2
|
|
|
|
struct iwl_wowlan_tkip_params_cmd {
|
|
struct iwl_mic_keys mic_keys;
|
|
struct iwl_p1k_cache tx;
|
|
struct iwl_p1k_cache rx_uni[IWL_NUM_RX_P1K_CACHE];
|
|
struct iwl_p1k_cache rx_multi[IWL_NUM_RX_P1K_CACHE];
|
|
} __packed; /* WOWLAN_TKIP_SETTING_API_S_VER_1 */
|
|
|
|
#define IWL_KCK_MAX_SIZE 32
|
|
#define IWL_KEK_MAX_SIZE 32
|
|
|
|
struct iwl_wowlan_kek_kck_material_cmd {
|
|
u8 kck[IWL_KCK_MAX_SIZE];
|
|
u8 kek[IWL_KEK_MAX_SIZE];
|
|
__le16 kck_len;
|
|
__le16 kek_len;
|
|
__le64 replay_ctr;
|
|
} __packed; /* KEK_KCK_MATERIAL_API_S_VER_2 */
|
|
|
|
#define RF_KILL_INDICATOR_FOR_WOWLAN 0x87
|
|
|
|
enum iwl_wowlan_rekey_status {
|
|
IWL_WOWLAN_REKEY_POST_REKEY = 0,
|
|
IWL_WOWLAN_REKEY_WHILE_REKEY = 1,
|
|
}; /* WOWLAN_REKEY_STATUS_API_E_VER_1 */
|
|
|
|
enum iwl_wowlan_wakeup_reason {
|
|
IWL_WOWLAN_WAKEUP_BY_NON_WIRELESS = 0,
|
|
IWL_WOWLAN_WAKEUP_BY_MAGIC_PACKET = BIT(0),
|
|
IWL_WOWLAN_WAKEUP_BY_PATTERN = BIT(1),
|
|
IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON = BIT(2),
|
|
IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH = BIT(3),
|
|
IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE = BIT(4),
|
|
IWL_WOWLAN_WAKEUP_BY_RFKILL_DEASSERTED = BIT(5),
|
|
IWL_WOWLAN_WAKEUP_BY_UCODE_ERROR = BIT(6),
|
|
IWL_WOWLAN_WAKEUP_BY_EAPOL_REQUEST = BIT(7),
|
|
IWL_WOWLAN_WAKEUP_BY_FOUR_WAY_HANDSHAKE = BIT(8),
|
|
IWL_WOWLAN_WAKEUP_BY_REM_WAKE_LINK_LOSS = BIT(9),
|
|
IWL_WOWLAN_WAKEUP_BY_REM_WAKE_SIGNATURE_TABLE = BIT(10),
|
|
/* BIT(11) reserved */
|
|
IWL_WOWLAN_WAKEUP_BY_REM_WAKE_WAKEUP_PACKET = BIT(12),
|
|
}; /* WOWLAN_WAKE_UP_REASON_API_E_VER_2 */
|
|
|
|
struct iwl_wowlan_gtk_status {
|
|
u8 key_index;
|
|
u8 reserved[3];
|
|
u8 decrypt_key[16];
|
|
u8 tkip_mic_key[8];
|
|
struct iwl_wowlan_rsc_tsc_params_cmd rsc;
|
|
} __packed;
|
|
|
|
struct iwl_wowlan_status {
|
|
struct iwl_wowlan_gtk_status gtk;
|
|
__le64 replay_ctr;
|
|
__le16 pattern_number;
|
|
__le16 non_qos_seq_ctr;
|
|
__le16 qos_seq_ctr[8];
|
|
__le32 wakeup_reasons;
|
|
__le32 num_of_gtk_rekeys;
|
|
__le32 transmitted_ndps;
|
|
__le32 received_beacons;
|
|
__le32 wake_packet_length;
|
|
__le32 wake_packet_bufsize;
|
|
u8 wake_packet[]; /* can be truncated from _length to _bufsize */
|
|
} __packed; /* WOWLAN_STATUSES_API_S_VER_6 */
|
|
|
|
#define IWL_WOWLAN_TCP_MAX_PACKET_LEN 64
|
|
#define IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN 128
|
|
#define IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS 2048
|
|
|
|
struct iwl_tcp_packet_info {
|
|
__le16 tcp_pseudo_header_checksum;
|
|
__le16 tcp_payload_length;
|
|
} __packed; /* TCP_PACKET_INFO_API_S_VER_2 */
|
|
|
|
struct iwl_tcp_packet {
|
|
struct iwl_tcp_packet_info info;
|
|
u8 rx_mask[IWL_WOWLAN_MAX_PATTERN_LEN / 8];
|
|
u8 data[IWL_WOWLAN_TCP_MAX_PACKET_LEN];
|
|
} __packed; /* TCP_PROTOCOL_PACKET_API_S_VER_1 */
|
|
|
|
struct iwl_remote_wake_packet {
|
|
struct iwl_tcp_packet_info info;
|
|
u8 rx_mask[IWL_WOWLAN_MAX_PATTERN_LEN / 8];
|
|
u8 data[IWL_WOWLAN_REMOTE_WAKE_MAX_PACKET_LEN];
|
|
} __packed; /* TCP_PROTOCOL_PACKET_API_S_VER_1 */
|
|
|
|
struct iwl_wowlan_remote_wake_config {
|
|
__le32 connection_max_time; /* unused */
|
|
/* TCP_PROTOCOL_CONFIG_API_S_VER_1 */
|
|
u8 max_syn_retries;
|
|
u8 max_data_retries;
|
|
u8 tcp_syn_ack_timeout;
|
|
u8 tcp_ack_timeout;
|
|
|
|
struct iwl_tcp_packet syn_tx;
|
|
struct iwl_tcp_packet synack_rx;
|
|
struct iwl_tcp_packet keepalive_ack_rx;
|
|
struct iwl_tcp_packet fin_tx;
|
|
|
|
struct iwl_remote_wake_packet keepalive_tx;
|
|
struct iwl_remote_wake_packet wake_rx;
|
|
|
|
/* REMOTE_WAKE_OFFSET_INFO_API_S_VER_1 */
|
|
u8 sequence_number_offset;
|
|
u8 sequence_number_length;
|
|
u8 token_offset;
|
|
u8 token_length;
|
|
/* REMOTE_WAKE_PROTOCOL_PARAMS_API_S_VER_1 */
|
|
__le32 initial_sequence_number;
|
|
__le16 keepalive_interval;
|
|
__le16 num_tokens;
|
|
u8 tokens[IWL_WOWLAN_REMOTE_WAKE_MAX_TOKENS];
|
|
} __packed; /* REMOTE_WAKE_CONFIG_API_S_VER_2 */
|
|
|
|
/* TODO: NetDetect API */
|
|
|
|
#endif /* __fw_api_d3_h__ */
|