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freebsd-dev/sys/dev/usb/wlan/if_upgtvar.h
Hans Petter Selasky e8353a7a69 Fix alignment of USB WLAN radiotap headers. This makes USB WLAN adapters 
work on ARM, MIPS and similar platforms, where alignment matters.

MFC after:	1 week
Reported by:	XiaoQI Ge <ghw@7axu.com>
2013-07-29 05:54:13 +00:00

485 lines
12 KiB
C
Raw Blame History

/* $OpenBSD: if_upgtvar.h,v 1.14 2008/02/02 13:48:44 mglocker Exp $ */
/* $FreeBSD$ */
/*
* Copyright (c) 2007 Marcus Glocker <mglocker@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
struct upgt_softc;
/*
* General values.
*/
enum {
UPGT_BULK_RX,
UPGT_BULK_TX,
UPGT_N_XFERS = 2,
};
#define UPGT_CONFIG_INDEX 0
#define UPGT_IFACE_INDEX 0
#define UPGT_USB_TIMEOUT 1000
#define UPGT_FIRMWARE_TIMEOUT 10
#define UPGT_MEMADDR_FIRMWARE_START 0x00020000 /* 512 bytes large */
#define UPGT_MEMSIZE_FRAME_HEAD 0x0070
#define UPGT_MEMSIZE_RX 0x3500
#define UPGT_RX_MAXCOUNT 6
#define UPGT_TX_MAXCOUNT 128
#define UPGT_TX_STAT_INTERVAL 5
#define UPGT_RX_MINSZ (sizeof(struct upgt_lmac_header) + 4)
/* device flags */
#define UPGT_DEVICE_ATTACHED (1 << 0)
/* leds */
#define UPGT_LED_OFF 0
#define UPGT_LED_ON 1
#define UPGT_LED_BLINK 2
/*
* Firmware.
*/
#define UPGT_FW_BLOCK_SIZE 256
#define UPGT_BRA_FWTYPE_SIZE 4
#define UPGT_BRA_FWTYPE_LM86 "LM86"
#define UPGT_BRA_FWTYPE_LM87 "LM87"
enum upgt_fw_type {
UPGT_FWTYPE_LM86,
UPGT_FWTYPE_LM87
};
#define UPGT_BRA_TYPE_FW 0x80000001
#define UPGT_BRA_TYPE_VERSION 0x80000002
#define UPGT_BRA_TYPE_DEPIF 0x80000003
#define UPGT_BRA_TYPE_EXPIF 0x80000004
#define UPGT_BRA_TYPE_DESCR 0x80000101
#define UPGT_BRA_TYPE_END 0xff0000ff
struct upgt_fw_bra_option {
uint32_t type;
uint32_t len;
uint8_t data[];
} __packed;
struct upgt_fw_bra_descr {
uint32_t unknown1;
uint32_t memaddr_space_start;
uint32_t memaddr_space_end;
uint32_t unknown2;
uint32_t unknown3;
uint8_t rates[20];
} __packed;
#define UPGT_X2_SIGNATURE_SIZE 4
#define UPGT_X2_SIGNATURE "x2 "
struct upgt_fw_x2_header {
uint8_t signature[4];
uint32_t startaddr;
uint32_t len;
uint32_t crc;
} __packed;
/*
* EEPROM.
*/
#define UPGT_EEPROM_SIZE 8192
#define UPGT_EEPROM_BLOCK_SIZE 1020
struct upgt_eeprom_header {
/* 14 bytes */
uint32_t magic;
uint16_t pad1;
uint16_t preamble_len;
uint32_t pad2;
/* data */
} __packed;
#define UPGT_EEPROM_TYPE_END 0x0000
#define UPGT_EEPROM_TYPE_NAME 0x0001
#define UPGT_EEPROM_TYPE_SERIAL 0x0003
#define UPGT_EEPROM_TYPE_MAC 0x0101
#define UPGT_EEPROM_TYPE_HWRX 0x1001
#define UPGT_EEPROM_TYPE_CHIP 0x1002
#define UPGT_EEPROM_TYPE_FREQ3 0x1903
#define UPGT_EEPROM_TYPE_FREQ4 0x1904
#define UPGT_EEPROM_TYPE_FREQ5 0x1905
#define UPGT_EEPROM_TYPE_FREQ6 0x1906
#define UPGT_EEPROM_TYPE_OFF 0xffff
struct upgt_eeprom_option {
uint16_t len;
uint16_t type;
uint8_t data[];
/* data */
} __packed;
#define UPGT_EEPROM_RX_CONST 0x88
struct upgt_eeprom_option_hwrx {
uint32_t pad1;
uint8_t rxfilter;
uint8_t pad2[15];
} __packed;
struct upgt_eeprom_freq3_header {
uint8_t flags;
uint8_t elements;
} __packed;
struct upgt_eeprom_freq4_header {
uint8_t flags;
uint8_t elements;
uint8_t settings;
uint8_t type;
} __packed;
struct upgt_eeprom_freq4_1 {
uint16_t freq;
uint8_t data[50];
} __packed;
struct upgt_eeprom_freq4_2 {
uint16_t head;
uint8_t subtails[4];
uint8_t tail;
} __packed;
/*
* LMAC protocol.
*/
struct upgt_lmac_mem {
uint32_t addr;
uint32_t chksum;
} __packed;
#define UPGT_H1_FLAGS_TX_MGMT 0x00 /* for TX: mgmt frame */
#define UPGT_H1_FLAGS_TX_NO_CALLBACK 0x01 /* for TX: no USB callback */
#define UPGT_H1_FLAGS_TX_DATA 0x10 /* for TX: data frame */
#define UPGT_H1_TYPE_RX_DATA 0x00 /* 802.11 RX data frame */
#define UPGT_H1_TYPE_RX_DATA_MGMT 0x04 /* 802.11 RX mgmt frame */
#define UPGT_H1_TYPE_TX_DATA 0x40 /* 802.11 TX data frame */
#define UPGT_H1_TYPE_CTRL 0x80 /* control frame */
struct upgt_lmac_h1 {
/* 4 bytes */
uint8_t flags;
uint8_t type;
uint16_t len;
} __packed;
#define UPGT_H2_TYPE_TX_ACK_NO 0x0000
#define UPGT_H2_TYPE_TX_ACK_YES 0x0001
#define UPGT_H2_TYPE_MACFILTER 0x0000
#define UPGT_H2_TYPE_CHANNEL 0x0001
#define UPGT_H2_TYPE_TX_DONE 0x0008
#define UPGT_H2_TYPE_STATS 0x000a
#define UPGT_H2_TYPE_EEPROM 0x000c
#define UPGT_H2_TYPE_LED 0x000d
#define UPGT_H2_FLAGS_TX_ACK_NO 0x0101
#define UPGT_H2_FLAGS_TX_ACK_YES 0x0707
struct upgt_lmac_h2 {
/* 8 bytes */
uint32_t reqid;
uint16_t type;
uint16_t flags;
} __packed;
struct upgt_lmac_header {
/* 12 bytes */
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
} __packed;
struct upgt_lmac_eeprom {
/* 16 bytes */
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
uint16_t offset;
uint16_t len;
/* data */
} __packed;
#define UPGT_FILTER_TYPE_NONE 0x0000
#define UPGT_FILTER_TYPE_STA 0x0001
#define UPGT_FILTER_TYPE_IBSS 0x0002
#define UPGT_FILTER_TYPE_HOSTAP 0x0004
#define UPGT_FILTER_TYPE_MONITOR 0x0010
#define UPGT_FILTER_TYPE_RESET 0x0020
#define UPGT_FILTER_UNKNOWN1 0x0002
#define UPGT_FILTER_UNKNOWN2 0x0ca8
#define UPGT_FILTER_UNKNOWN3 0xffff
#define UPGT_FILTER_MONITOR_UNKNOWN1 0x0000
#define UPGT_FILTER_MONITOR_UNKNOWN2 0x0000
#define UPGT_FILTER_MONITOR_UNKNOWN3 0x0000
struct upgt_lmac_filter {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
/* 32 bytes */
uint16_t type;
uint8_t dst[IEEE80211_ADDR_LEN];
uint8_t src[IEEE80211_ADDR_LEN];
uint16_t unknown1;
uint32_t rxaddr;
uint16_t unknown2;
uint32_t rxhw;
uint16_t unknown3;
uint32_t unknown4;
} __packed;
/* frequence 3 data */
struct upgt_lmac_freq3 {
uint16_t freq;
uint8_t data[6];
} __packed;
/* frequence 4 data */
struct upgt_lmac_freq4 {
struct upgt_eeprom_freq4_2 cmd;
uint8_t pad;
};
/* frequence 6 data */
struct upgt_lmac_freq6 {
uint16_t freq;
uint8_t data[8];
} __packed;
#define UPGT_CHANNEL_UNKNOWN1 0x0001
#define UPGT_CHANNEL_UNKNOWN2 0x0000
#define UPGT_CHANNEL_UNKNOWN3 0x48
struct upgt_lmac_channel {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
/* 112 bytes */
uint16_t unknown1;
uint16_t unknown2;
uint8_t pad1[20];
struct upgt_lmac_freq6 freq6;
uint8_t settings;
uint8_t unknown3;
uint8_t freq3_1[4];
struct upgt_lmac_freq4 freq4[8];
uint8_t freq3_2[4];
uint32_t pad2;
} __packed;
#define UPGT_LED_MODE_SET 0x0003
#define UPGT_LED_ACTION_OFF 0x0002
#define UPGT_LED_ACTION_ON 0x0003
#define UPGT_LED_ACTION_TMP_DUR 100 /* ms */
struct upgt_lmac_led {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
uint16_t mode;
uint16_t action_fix;
uint16_t action_tmp;
uint16_t action_tmp_dur;
} __packed;
struct upgt_lmac_stats {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
uint8_t data[76];
} __packed;
struct upgt_lmac_rx_desc {
struct upgt_lmac_h1 header1;
/* 16 bytes */
uint16_t freq;
uint8_t unknown1;
uint8_t rate;
uint8_t rssi;
uint8_t pad;
uint16_t unknown2;
uint32_t timestamp;
uint32_t unknown3;
uint8_t data[];
} __packed;
#define UPGT_TX_DESC_KEY_EXISTS 0x01
struct upgt_lmac_tx_desc_wep {
uint8_t key_exists;
uint8_t key_len;
uint8_t key_val[16];
} __packed;
#define UPGT_TX_DESC_TYPE_BEACON 0x00000000
#define UPGT_TX_DESC_TYPE_PROBE 0x00000001
#define UPGT_TX_DESC_TYPE_MGMT 0x00000002
#define UPGT_TX_DESC_TYPE_DATA 0x00000004
#define UPGT_TX_DESC_PAD3_SIZE 2
struct upgt_lmac_tx_desc {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
uint8_t rates[8];
uint16_t pad1;
struct upgt_lmac_tx_desc_wep wep_key;
uint32_t type;
uint32_t pad2;
uint32_t unknown1;
uint32_t unknown2;
uint8_t pad3[2];
/* 802.11 frame data */
} __packed;
#define UPGT_TX_DONE_DESC_STATUS_OK 0x0001
struct upgt_lmac_tx_done_desc {
struct upgt_lmac_h1 header1;
struct upgt_lmac_h2 header2;
uint16_t status;
uint16_t rssi;
uint16_t seq;
uint16_t unknown;
} __packed;
/*
* USB xfers.
*/
struct upgt_data {
uint8_t *buf;
uint32_t buflen;
struct ieee80211_node *ni;
struct mbuf *m;
uint32_t addr;
STAILQ_ENTRY(upgt_data) next;
};
typedef STAILQ_HEAD(, upgt_data) upgt_datahead;
/*
* Prism memory.
*/
struct upgt_memory_page {
uint8_t used;
uint32_t addr;
} __packed;
#define UPGT_MEMORY_MAX_PAGES 8
struct upgt_memory {
uint8_t pages;
struct upgt_memory_page page[UPGT_MEMORY_MAX_PAGES];
} __packed;
/*
* BPF
*/
struct upgt_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
int8_t wr_antsignal;
} __packed __aligned(8);
#define UPGT_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
struct upgt_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint8_t wt_rate;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
} __packed __aligned(8);
#define UPGT_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct upgt_stat {
uint32_t st_tx_active;
uint32_t st_tx_inactive;
uint32_t st_tx_pending;
};
#define UPGT_STAT_INC(sc, var) (sc)->sc_stat.var++
#define UPGT_STAT_DEC(sc, var) (sc)->sc_stat.var--
struct upgt_vap {
struct ieee80211vap vap;
int (*newstate)(struct ieee80211vap *,
enum ieee80211_state, int);
};
#define UPGT_VAP(vap) ((struct upgt_vap *)(vap))
struct upgt_softc {
device_t sc_dev;
struct ifnet *sc_ifp;
struct usb_device *sc_udev;
void *sc_rx_dma_buf;
void *sc_tx_dma_buf;
struct mtx sc_mtx;
struct upgt_stat sc_stat;
int sc_flags;
#define UPGT_FLAG_FWLOADED (1 << 0)
#define UPGT_FLAG_INITDONE (1 << 1)
#define UPGT_FLAG_DETACHED (1 << 2)
int sc_if_flags;
int sc_debug;
uint8_t sc_myaddr[IEEE80211_ADDR_LEN];
enum ieee80211_state sc_state;
int sc_arg;
int sc_led_blink;
struct callout sc_led_ch;
uint8_t sc_cur_rateset[8];
/* watchdog */
int sc_tx_timer;
struct callout sc_watchdog_ch;
/* Firmware. */
int sc_fw_type;
/* memory addresses on device */
uint32_t sc_memaddr_frame_start;
uint32_t sc_memaddr_frame_end;
uint32_t sc_memaddr_rx_start;
struct upgt_memory sc_memory;
/* data which we found in the EEPROM */
uint8_t sc_eeprom[2 * UPGT_EEPROM_SIZE] __aligned(4);
uint16_t sc_eeprom_hwrx;
struct upgt_lmac_freq3 sc_eeprom_freq3[IEEE80211_CHAN_MAX];
struct upgt_lmac_freq4 sc_eeprom_freq4[IEEE80211_CHAN_MAX][8];
struct upgt_lmac_freq6 sc_eeprom_freq6[IEEE80211_CHAN_MAX];
uint8_t sc_eeprom_freq6_settings;
/* RX/TX */
struct usb_xfer *sc_xfer[UPGT_N_XFERS];
int sc_rx_no;
int sc_tx_no;
struct upgt_data sc_rx_data[UPGT_RX_MAXCOUNT];
upgt_datahead sc_rx_active;
upgt_datahead sc_rx_inactive;
struct upgt_data sc_tx_data[UPGT_TX_MAXCOUNT];
upgt_datahead sc_tx_active;
upgt_datahead sc_tx_inactive;
upgt_datahead sc_tx_pending;
/* BPF */
struct upgt_rx_radiotap_header sc_rxtap;
int sc_rxtap_len;
struct upgt_tx_radiotap_header sc_txtap;
int sc_txtap_len;
};
#define UPGT_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
#define UPGT_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
#define UPGT_ASSERT_LOCKED(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)
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