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/* SPDX-License-Identifier: Apache-2.0 */
/*
* WFx hardware interface definitions
*
* Copyright (c) 2018-2019, Silicon Laboratories Inc.
*/
#ifndef WFX_HIF_API_GENERAL_H
#define WFX_HIF_API_GENERAL_H
#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/if_ether.h>
#else
#include <net/ethernet.h>
#include <stdint.h>
#define __packed __attribute__((__packed__))
#endif
#define API_SSID_SIZE 32
#define HIF_ID_IS_INDICATION 0x80
#define HIF_COUNTER_MAX 7
struct hif_msg {
u16 len;
u8 id;
u8 reserved:1;
u8 interface:2;
u8 seqnum:3;
u8 encrypted:2;
u8 body[];
} __packed;
enum hif_general_requests_ids {
HIF_REQ_ID_CONFIGURATION = 0x09,
HIF_REQ_ID_CONTROL_GPIO = 0x26,
HIF_REQ_ID_SET_SL_MAC_KEY = 0x27,
HIF_REQ_ID_SL_EXCHANGE_PUB_KEYS = 0x28,
HIF_REQ_ID_SL_CONFIGURE = 0x29,
HIF_REQ_ID_PREVENT_ROLLBACK = 0x2a,
HIF_REQ_ID_PTA_SETTINGS = 0x2b,
HIF_REQ_ID_PTA_PRIORITY = 0x2c,
HIF_REQ_ID_PTA_STATE = 0x2d,
HIF_REQ_ID_SHUT_DOWN = 0x32,
};
enum hif_general_confirmations_ids {
HIF_CNF_ID_CONFIGURATION = 0x09,
HIF_CNF_ID_CONTROL_GPIO = 0x26,
HIF_CNF_ID_SET_SL_MAC_KEY = 0x27,
HIF_CNF_ID_SL_EXCHANGE_PUB_KEYS = 0x28,
HIF_CNF_ID_SL_CONFIGURE = 0x29,
HIF_CNF_ID_PREVENT_ROLLBACK = 0x2a,
HIF_CNF_ID_PTA_SETTINGS = 0x2b,
HIF_CNF_ID_PTA_PRIORITY = 0x2c,
HIF_CNF_ID_PTA_STATE = 0x2d,
HIF_CNF_ID_SHUT_DOWN = 0x32,
};
enum hif_general_indications_ids {
HIF_IND_ID_EXCEPTION = 0xe0,
HIF_IND_ID_STARTUP = 0xe1,
HIF_IND_ID_WAKEUP = 0xe2,
HIF_IND_ID_GENERIC = 0xe3,
HIF_IND_ID_ERROR = 0xe4,
HIF_IND_ID_SL_EXCHANGE_PUB_KEYS = 0xe5
};
enum hif_hi_status {
HI_STATUS_SUCCESS = 0x0000,
HI_STATUS_FAILURE = 0x0001,
HI_INVALID_PARAMETER = 0x0002,
HI_STATUS_GPIO_WARNING = 0x0003,
HI_ERROR_UNSUPPORTED_MSG_ID = 0x0004,
SL_MAC_KEY_STATUS_SUCCESS = 0x005A,
SL_MAC_KEY_STATUS_FAILED_KEY_ALREADY_BURNED = 0x006B,
SL_MAC_KEY_STATUS_FAILED_RAM_MODE_NOT_ALLOWED = 0x007C,
SL_MAC_KEY_STATUS_FAILED_UNKNOWN_MODE = 0x008D,
SL_PUB_KEY_EXCHANGE_STATUS_SUCCESS = 0x009E,
SL_PUB_KEY_EXCHANGE_STATUS_FAILED = 0x00AF,
PREVENT_ROLLBACK_CNF_SUCCESS = 0x1234,
PREVENT_ROLLBACK_CNF_WRONG_MAGIC_WORD = 0x1256
};
enum hif_api_rate_index {
API_RATE_INDEX_B_1MBPS = 0,
API_RATE_INDEX_B_2MBPS = 1,
API_RATE_INDEX_B_5P5MBPS = 2,
API_RATE_INDEX_B_11MBPS = 3,
API_RATE_INDEX_PBCC_22MBPS = 4,
API_RATE_INDEX_PBCC_33MBPS = 5,
API_RATE_INDEX_G_6MBPS = 6,
API_RATE_INDEX_G_9MBPS = 7,
API_RATE_INDEX_G_12MBPS = 8,
API_RATE_INDEX_G_18MBPS = 9,
API_RATE_INDEX_G_24MBPS = 10,
API_RATE_INDEX_G_36MBPS = 11,
API_RATE_INDEX_G_48MBPS = 12,
API_RATE_INDEX_G_54MBPS = 13,
API_RATE_INDEX_N_6P5MBPS = 14,
API_RATE_INDEX_N_13MBPS = 15,
API_RATE_INDEX_N_19P5MBPS = 16,
API_RATE_INDEX_N_26MBPS = 17,
API_RATE_INDEX_N_39MBPS = 18,
API_RATE_INDEX_N_52MBPS = 19,
API_RATE_INDEX_N_58P5MBPS = 20,
API_RATE_INDEX_N_65MBPS = 21,
API_RATE_NUM_ENTRIES = 22
};
enum hif_fw_type {
HIF_FW_TYPE_ETF = 0x0,
HIF_FW_TYPE_WFM = 0x1,
HIF_FW_TYPE_WSM = 0x2
};
struct hif_capabilities {
u8 link_mode:2;
u8 reserved1:6;
u8 reserved2;
u8 reserved3;
u8 reserved4;
} __packed;
struct hif_otp_regul_sel_mode_info {
u8 region_sel_mode:4;
u8 reserved:4;
} __packed;
struct hif_otp_phy_info {
u8 phy1_region:3;
u8 phy0_region:3;
u8 otp_phy_ver:2;
} __packed;
#define API_OPN_SIZE 14
#define API_UID_SIZE 8
#define API_DISABLED_CHANNEL_LIST_SIZE 2
#define API_FIRMWARE_LABEL_SIZE 128
struct hif_ind_startup {
u32 status;
u16 hardware_id;
u8 opn[API_OPN_SIZE];
u8 uid[API_UID_SIZE];
u16 num_inp_ch_bufs;
u16 size_inp_ch_buf;
u8 num_links_ap;
u8 num_interfaces;
u8 mac_addr[2][ETH_ALEN];
u8 api_version_minor;
u8 api_version_major;
struct hif_capabilities capabilities;
u8 firmware_build;
u8 firmware_minor;
u8 firmware_major;
u8 firmware_type;
u8 disabled_channel_list[API_DISABLED_CHANNEL_LIST_SIZE];
struct hif_otp_regul_sel_mode_info regul_sel_mode_info;
struct hif_otp_phy_info otp_phy_info;
u32 supported_rate_mask;
u8 firmware_label[API_FIRMWARE_LABEL_SIZE];
} __packed;
struct hif_ind_wakeup {
} __packed;
struct hif_req_configuration {
u16 length;
u8 pds_data[];
} __packed;
struct hif_cnf_configuration {
u32 status;
} __packed;
enum hif_gpio_mode {
HIF_GPIO_MODE_D0 = 0x0,
HIF_GPIO_MODE_D1 = 0x1,
HIF_GPIO_MODE_OD0 = 0x2,
HIF_GPIO_MODE_OD1 = 0x3,
HIF_GPIO_MODE_TRISTATE = 0x4,
HIF_GPIO_MODE_TOGGLE = 0x5,
HIF_GPIO_MODE_READ = 0x6
};
struct hif_req_control_gpio {
u8 gpio_label;
u8 gpio_mode;
} __packed;
enum hif_gpio_error {
HIF_GPIO_ERROR_0 = 0x0,
HIF_GPIO_ERROR_1 = 0x1,
HIF_GPIO_ERROR_2 = 0x2
};
struct hif_cnf_control_gpio {
u32 status;
u32 value;
} __packed;
enum hif_generic_indication_type {
HIF_GENERIC_INDICATION_TYPE_RAW = 0x0,
HIF_GENERIC_INDICATION_TYPE_STRING = 0x1,
HIF_GENERIC_INDICATION_TYPE_RX_STATS = 0x2
};
struct hif_rx_stats {
u32 nb_rx_frame;
u32 nb_crc_frame;
u32 per_total;
u32 throughput;
u32 nb_rx_by_rate[API_RATE_NUM_ENTRIES];
u16 per[API_RATE_NUM_ENTRIES];
s16 snr[API_RATE_NUM_ENTRIES];
s16 rssi[API_RATE_NUM_ENTRIES];
s16 cfo[API_RATE_NUM_ENTRIES];
u32 date;
u32 pwr_clk_freq;
u8 is_ext_pwr_clk;
s8 current_temp;
} __packed;
union hif_indication_data {
struct hif_rx_stats rx_stats;
u8 raw_data[1];
};
struct hif_ind_generic {
u32 indication_type;
union hif_indication_data indication_data;
} __packed;
#define HIF_EXCEPTION_DATA_SIZE 124
struct hif_ind_exception {
u8 data[HIF_EXCEPTION_DATA_SIZE];
} __packed;
enum hif_error {
HIF_ERROR_FIRMWARE_ROLLBACK = 0x0,
HIF_ERROR_FIRMWARE_DEBUG_ENABLED = 0x1,
HIF_ERROR_OUTDATED_SESSION_KEY = 0x2,
HIF_ERROR_INVALID_SESSION_KEY = 0x3,
HIF_ERROR_OOR_VOLTAGE = 0x4,
HIF_ERROR_PDS_VERSION = 0x5,
HIF_ERROR_OOR_TEMPERATURE = 0x6,
HIF_ERROR_REQ_DURING_KEY_EXCHANGE = 0x7,
HIF_ERROR_MULTI_TX_CNF_SECURELINK = 0x8,
HIF_ERROR_SECURELINK_OVERFLOW = 0x9,
HIF_ERROR_SECURELINK_DECRYPTION = 0xa
};
struct hif_ind_error {
u32 type;
u8 data[];
} __packed;
enum hif_secure_link_state {
SEC_LINK_UNAVAILABLE = 0x0,
SEC_LINK_RESERVED = 0x1,
SEC_LINK_EVAL = 0x2,
SEC_LINK_ENFORCED = 0x3
};
enum hif_sl_encryption_type {
NO_ENCRYPTION = 0,
TX_ENCRYPTION = 1,
RX_ENCRYPTION = 2,
HP_ENCRYPTION = 3
};
struct hif_sl_msg_hdr {
u32 seqnum:30;
u32 encrypted:2;
} __packed;
struct hif_sl_msg {
struct hif_sl_msg_hdr hdr;
u16 len;
u8 payload[];
} __packed;
#define AES_CCM_TAG_SIZE 16
struct hif_sl_tag {
u8 tag[16];
} __packed;
enum hif_sl_mac_key_dest {
SL_MAC_KEY_DEST_OTP = 0x78,
SL_MAC_KEY_DEST_RAM = 0x87
};
#define API_KEY_VALUE_SIZE 32
struct hif_req_set_sl_mac_key {
u8 otp_or_ram;
u8 key_value[API_KEY_VALUE_SIZE];
} __packed;
struct hif_cnf_set_sl_mac_key {
u32 status;
} __packed;
#define API_HOST_PUB_KEY_SIZE 32
#define API_HOST_PUB_KEY_MAC_SIZE 64
enum hif_sl_session_key_alg {
HIF_SL_CURVE25519 = 0x01,
HIF_SL_KDF = 0x02
};
struct hif_req_sl_exchange_pub_keys {
u8 algorithm:2;
u8 reserved1:6;
u8 reserved2[3];
u8 host_pub_key[API_HOST_PUB_KEY_SIZE];
u8 host_pub_key_mac[API_HOST_PUB_KEY_MAC_SIZE];
} __packed;
struct hif_cnf_sl_exchange_pub_keys {
u32 status;
} __packed;
#define API_NCP_PUB_KEY_SIZE 32
#define API_NCP_PUB_KEY_MAC_SIZE 64
struct hif_ind_sl_exchange_pub_keys {
u32 status;
u8 ncp_pub_key[API_NCP_PUB_KEY_SIZE];
u8 ncp_pub_key_mac[API_NCP_PUB_KEY_MAC_SIZE];
} __packed;
#define API_ENCR_BMP_SIZE 32
struct hif_req_sl_configure {
u8 encr_bmp[API_ENCR_BMP_SIZE];
u8 disable_session_key_protection:1;
u8 reserved1:7;
u8 reserved2[3];
} __packed;
struct hif_cnf_sl_configure {
u32 status;
} __packed;
struct hif_req_prevent_rollback {
u32 magic_word;
} __packed;
struct hif_cnf_prevent_rollback {
u32 status;
} __packed;
enum hif_pta_mode {
PTA_1W_WLAN_MASTER = 0,
PTA_1W_COEX_MASTER = 1,
PTA_2W = 2,
PTA_3W = 3,
PTA_4W = 4
};
enum hif_signal_level {
SIGNAL_LOW = 0,
SIGNAL_HIGH = 1
};
enum hif_coex_type {
COEX_TYPE_GENERIC = 0,
COEX_TYPE_BLE = 1
};
enum hif_grant_state {
NO_GRANT = 0,
GRANT = 1
};
struct hif_req_pta_settings {
u8 pta_mode;
u8 request_signal_active_level;
u8 priority_signal_active_level;
u8 freq_signal_active_level;
u8 grant_signal_active_level;
u8 coex_type;
u8 default_grant_state;
u8 simultaneous_rx_accesses;
u8 priority_sampling_time;
u8 tx_rx_sampling_time;
u8 freq_sampling_time;
u8 grant_valid_time;
u8 fem_control_time;
u8 first_slot_time;
u16 periodic_tx_rx_sampling_time;
u16 coex_quota;
u16 wlan_quota;
} __packed;
struct hif_cnf_pta_settings {
u32 status;
} __packed;
enum hif_pta_priority {
HIF_PTA_PRIORITY_COEX_MAXIMIZED = 0x00000562,
HIF_PTA_PRIORITY_COEX_HIGH = 0x00000462,
HIF_PTA_PRIORITY_BALANCED = 0x00001461,
HIF_PTA_PRIORITY_WLAN_HIGH = 0x00001851,
HIF_PTA_PRIORITY_WLAN_MAXIMIZED = 0x00001A51
};
struct hif_req_pta_priority {
u32 priority;
} __packed;
struct hif_cnf_pta_priority {
u32 status;
} __packed;
enum hif_pta_state {
PTA_OFF = 0,
PTA_ON = 1
};
struct hif_req_pta_state {
u32 pta_state;
} __packed;
struct hif_cnf_pta_state {
u32 status;
} __packed;
#endif
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