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|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2002,2003 Oliver Kurth
* (c) 2003,2004 Joerg Albert <joerg.albert@gmx.de>
* (c) 2007 Guido Guenther <agx@sigxcpu.org>
*
* This driver was based on information from the Sourceforge driver
* released and maintained by Atmel:
*
* http://sourceforge.net/projects/atmelwlandriver/
*
* Although the code was completely re-written,
* it would have been impossible without Atmel's decision to
* release an Open Source driver (unfortunately the firmware was
* kept binary only). Thanks for that decision to Atmel!
*/
#ifndef _AT76_USB_H
#define _AT76_USB_H
/* Board types */
enum board_type {
BOARD_503_ISL3861 = 1,
BOARD_503_ISL3863 = 2,
BOARD_503 = 3,
BOARD_503_ACC = 4,
BOARD_505 = 5,
BOARD_505_2958 = 6,
BOARD_505A = 7,
BOARD_505AMX = 8
};
#define CMD_STATUS_IDLE 0x00
#define CMD_STATUS_COMPLETE 0x01
#define CMD_STATUS_UNKNOWN 0x02
#define CMD_STATUS_INVALID_PARAMETER 0x03
#define CMD_STATUS_FUNCTION_NOT_SUPPORTED 0x04
#define CMD_STATUS_TIME_OUT 0x07
#define CMD_STATUS_IN_PROGRESS 0x08
#define CMD_STATUS_HOST_FAILURE 0xff
#define CMD_STATUS_SCAN_FAILED 0xf0
/* answers to get op mode */
#define OPMODE_NONE 0x00
#define OPMODE_NORMAL_NIC_WITH_FLASH 0x01
#define OPMODE_HW_CONFIG_MODE 0x02
#define OPMODE_DFU_MODE_WITH_FLASH 0x03
#define OPMODE_NORMAL_NIC_WITHOUT_FLASH 0x04
#define CMD_SET_MIB 0x01
#define CMD_GET_MIB 0x02
#define CMD_SCAN 0x03
#define CMD_JOIN 0x04
#define CMD_START_IBSS 0x05
#define CMD_RADIO_ON 0x06
#define CMD_RADIO_OFF 0x07
#define CMD_STARTUP 0x0B
#define MIB_LOCAL 0x01
#define MIB_MAC_ADDR 0x02
#define MIB_MAC 0x03
#define MIB_MAC_MGMT 0x05
#define MIB_MAC_WEP 0x06
#define MIB_PHY 0x07
#define MIB_FW_VERSION 0x08
#define MIB_MDOMAIN 0x09
#define ADHOC_MODE 1
#define INFRASTRUCTURE_MODE 2
/* values for struct mib_local, field preamble_type */
#define PREAMBLE_TYPE_LONG 0
#define PREAMBLE_TYPE_SHORT 1
#define PREAMBLE_TYPE_AUTO 2
/* values for tx_rate */
#define TX_RATE_1MBIT 0
#define TX_RATE_2MBIT 1
#define TX_RATE_5_5MBIT 2
#define TX_RATE_11MBIT 3
#define TX_RATE_AUTO 4
/* power management modes */
#define AT76_PM_OFF 1
#define AT76_PM_ON 2
#define AT76_PM_SMART 3
struct hwcfg_r505 {
u8 cr39_values[14];
u8 reserved1[14];
u8 bb_cr[14];
u8 pidvid[4];
u8 mac_addr[ETH_ALEN];
u8 regulatory_domain;
u8 reserved2[14];
u8 cr15_values[14];
u8 reserved3[3];
} __packed;
struct hwcfg_rfmd {
u8 cr20_values[14];
u8 cr21_values[14];
u8 bb_cr[14];
u8 pidvid[4];
u8 mac_addr[ETH_ALEN];
u8 regulatory_domain;
u8 low_power_values[14];
u8 normal_power_values[14];
u8 reserved1[3];
} __packed;
struct hwcfg_intersil {
u8 mac_addr[ETH_ALEN];
u8 cr31_values[14];
u8 cr58_values[14];
u8 pidvid[4];
u8 regulatory_domain;
u8 reserved[1];
} __packed;
union at76_hwcfg {
struct hwcfg_intersil i;
struct hwcfg_rfmd r3;
struct hwcfg_r505 r5;
};
#define WEP_SMALL_KEY_LEN (40 / 8)
#define WEP_LARGE_KEY_LEN (104 / 8)
#define WEP_KEYS (4)
struct at76_card_config {
u8 exclude_unencrypted;
u8 promiscuous_mode;
u8 short_retry_limit;
u8 encryption_type;
__le16 rts_threshold;
__le16 fragmentation_threshold; /* 256..2346 */
u8 basic_rate_set[4];
u8 auto_rate_fallback; /* 0,1 */
u8 channel;
u8 privacy_invoked;
u8 wep_default_key_id; /* 0..3 */
u8 current_ssid[32];
u8 wep_default_key_value[4][WEP_LARGE_KEY_LEN];
u8 ssid_len;
u8 short_preamble;
__le16 beacon_period;
} __packed;
struct at76_command {
u8 cmd;
u8 reserved;
__le16 size;
u8 data[0];
} __packed;
/* Length of Atmel-specific Rx header before 802.11 frame */
#define AT76_RX_HDRLEN offsetof(struct at76_rx_buffer, packet)
struct at76_rx_buffer {
__le16 wlength;
u8 rx_rate;
u8 newbss;
u8 fragmentation;
u8 rssi;
u8 link_quality;
u8 noise_level;
__le32 rx_time;
u8 packet[IEEE80211_MAX_FRAG_THRESHOLD];
} __packed;
/* Length of Atmel-specific Tx header before 802.11 frame */
#define AT76_TX_HDRLEN offsetof(struct at76_tx_buffer, packet)
struct at76_tx_buffer {
__le16 wlength;
u8 tx_rate;
u8 padding;
u8 reserved[4];
u8 packet[IEEE80211_MAX_FRAG_THRESHOLD];
} __packed;
/* defines for scan_type below */
#define SCAN_TYPE_ACTIVE 0
#define SCAN_TYPE_PASSIVE 1
struct at76_req_scan {
u8 bssid[ETH_ALEN];
u8 essid[32];
u8 scan_type;
u8 channel;
__le16 probe_delay;
__le16 min_channel_time;
__le16 max_channel_time;
u8 essid_size;
u8 international_scan;
} __packed;
struct at76_req_ibss {
u8 bssid[ETH_ALEN];
u8 essid[32];
u8 bss_type;
u8 channel;
u8 essid_size;
u8 reserved[3];
} __packed;
struct at76_req_join {
u8 bssid[ETH_ALEN];
u8 essid[32];
u8 bss_type;
u8 channel;
__le16 timeout;
u8 essid_size;
u8 reserved;
} __packed;
struct mib_local {
u16 reserved0;
u8 beacon_enable;
u8 txautorate_fallback;
u8 reserved1;
u8 ssid_size;
u8 promiscuous_mode;
u16 reserved2;
u8 preamble_type;
u16 reserved3;
} __packed;
struct mib_mac_addr {
u8 mac_addr[ETH_ALEN];
u8 res[2]; /* ??? */
u8 group_addr[4][ETH_ALEN];
u8 group_addr_status[4];
} __packed;
struct mib_mac {
__le32 max_tx_msdu_lifetime;
__le32 max_rx_lifetime;
__le16 frag_threshold;
__le16 rts_threshold;
__le16 cwmin;
__le16 cwmax;
u8 short_retry_time;
u8 long_retry_time;
u8 scan_type; /* active or passive */
u8 scan_channel;
__le16 probe_delay; /* delay before ProbeReq in active scan, RO */
__le16 min_channel_time;
__le16 max_channel_time;
__le16 listen_interval;
u8 desired_ssid[32];
u8 desired_bssid[ETH_ALEN];
u8 desired_bsstype; /* ad-hoc or infrastructure */
u8 reserved2;
} __packed;
struct mib_mac_mgmt {
__le16 beacon_period;
__le16 CFP_max_duration;
__le16 medium_occupancy_limit;
__le16 station_id; /* assoc id */
__le16 ATIM_window;
u8 CFP_mode;
u8 privacy_option_implemented;
u8 DTIM_period;
u8 CFP_period;
u8 current_bssid[ETH_ALEN];
u8 current_essid[32];
u8 current_bss_type;
u8 power_mgmt_mode;
/* rfmd and 505 */
u8 ibss_change;
u8 res;
u8 multi_domain_capability_implemented;
u8 multi_domain_capability_enabled;
u8 country_string[IEEE80211_COUNTRY_STRING_LEN];
u8 reserved[3];
} __packed;
struct mib_mac_wep {
u8 privacy_invoked; /* 0 disable encr., 1 enable encr */
u8 wep_default_key_id;
u8 wep_key_mapping_len;
u8 exclude_unencrypted;
__le32 wep_icv_error_count;
__le32 wep_excluded_count;
u8 wep_default_keyvalue[WEP_KEYS][WEP_LARGE_KEY_LEN];
u8 encryption_level; /* 1 for 40bit, 2 for 104bit encryption */
} __packed;
struct mib_phy {
__le32 ed_threshold;
__le16 slot_time;
__le16 sifs_time;
__le16 preamble_length;
__le16 plcp_header_length;
__le16 mpdu_max_length;
__le16 cca_mode_supported;
u8 operation_rate_set[4];
u8 channel_id;
u8 current_cca_mode;
u8 phy_type;
u8 current_reg_domain;
} __packed;
struct mib_fw_version {
u8 major;
u8 minor;
u8 patch;
u8 build;
} __packed;
struct mib_mdomain {
u8 tx_powerlevel[14];
u8 channel_list[14]; /* 0 for invalid channels */
} __packed;
struct set_mib_buffer {
u8 type;
u8 size;
u8 index;
u8 reserved;
union {
u8 byte;
__le16 word;
u8 addr[ETH_ALEN];
struct mib_mac_wep wep_mib;
} data;
} __packed;
struct at76_fw_header {
__le32 crc; /* CRC32 of the whole image */
__le32 board_type; /* firmware compatibility code */
u8 build; /* firmware build number */
u8 patch; /* firmware patch level */
u8 minor; /* firmware minor version */
u8 major; /* firmware major version */
__le32 str_offset; /* offset of the copyright string */
__le32 int_fw_offset; /* internal firmware image offset */
__le32 int_fw_len; /* internal firmware image length */
__le32 ext_fw_offset; /* external firmware image offset */
__le32 ext_fw_len; /* external firmware image length */
} __packed;
/* a description of a regulatory domain and the allowed channels */
struct reg_domain {
u16 code;
char const *name;
u32 channel_map; /* if bit N is set, channel (N+1) is allowed */
};
/* Data for one loaded firmware file */
struct fwentry {
const char *const
|