/* $OpenBSD: if_ipwreg.h,v 1.14 2006/02/26 19:14:40 damien Exp $ */
/*-
* Copyright (c) 2004-2006
* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
#define IPW_NTBD 128
#define IPW_TBD_SZ (IPW_NTBD * sizeof (struct ipw_bd))
#define IPW_NDATA (IPW_NTBD / 2)
#define IPW_NRBD 128
#define IPW_RBD_SZ (IPW_NRBD * sizeof (struct ipw_bd))
#define IPW_STATUS_SZ (IPW_NRBD * sizeof (struct ipw_status))
#define IPW_CSR_INTR 0x0008
#define IPW_CSR_INTR_MASK 0x000c
#define IPW_CSR_INDIRECT_ADDR 0x0010
#define IPW_CSR_INDIRECT_DATA 0x0014
#define IPW_CSR_AUTOINC_ADDR 0x0018
#define IPW_CSR_AUTOINC_DATA 0x001c
#define IPW_CSR_RST 0x0020
#define IPW_CSR_CTL 0x0024
#define IPW_CSR_IO 0x0030
#define IPW_CSR_TX_BD_BASE 0x0200
#define IPW_CSR_TX_BD_SIZE 0x0204
#define IPW_CSR_RX_BD_BASE 0x0240
#define IPW_CSR_RX_STATUS_BASE 0x0244
#define IPW_CSR_RX_BD_SIZE 0x0248
#define IPW_CSR_TX_READ_INDEX 0x0280
#define IPW_CSR_RX_READ_INDEX 0x02a0
#define IPW_CSR_TABLE1_BASE 0x0380
#define IPW_CSR_TABLE2_BASE 0x0384
#define IPW_CSR_TX_WRITE_INDEX 0x0f80
#define IPW_CSR_RX_WRITE_INDEX 0x0fa0
/* possible flags for register IPW_CSR_INTR */
#define IPW_INTR_TX_TRANSFER 0x00000001
#define IPW_INTR_RX_TRANSFER 0x00000002
#define IPW_INTR_STATUS_CHANGE 0x00000010
#define IPW_INTR_COMMAND_DONE 0x00010000
#define IPW_INTR_FW_INIT_DONE 0x01000000
#define IPW_INTR_FATAL_ERROR 0x40000000
#define IPW_INTR_PARITY_ERROR 0x80000000
#define IPW_INTR_MASK \
(IPW_INTR_TX_TRANSFER | IPW_INTR_RX_TRANSFER | \
IPW_INTR_STATUS_CHANGE | IPW_INTR_COMMAND_DONE | \
IPW_INTR_FW_INIT_DONE | IPW_INTR_FATAL_ERROR | \
IPW_INTR_PARITY_ERROR)
/* possible flags for register IPW_CSR_RST */
#define IPW_RST_PRINCETON_RESET 0x00000001
#define IPW_RST_SW_RESET 0x00000080
#define IPW_RST_MASTER_DISABLED 0x00000100
#define IPW_RST_STOP_MASTER 0x00000200
/* possible flags for register IPW_CSR_CTL */
#define IPW_CTL_CLOCK_READY 0x00000001
#define IPW_CTL_ALLOW_STANDBY 0x00000002
#define IPW_CTL_INIT 0x00000004
/* possible flags for register IPW_CSR_IO */
#define IPW_IO_GPIO1_ENABLE 0x00000008
#define IPW_IO_GPIO1_MASK 0x0000000c
#define IPW_IO_GPIO3_MASK 0x000000c0
#define IPW_IO_LED_OFF 0x00002000
#define IPW_IO_RADIO_DISABLED 0x00010000
#define IPW_STATE_ASSOCIATED 0x0004
#define IPW_STATE_ASSOCIATION_LOST 0x0008
#define IPW_STATE_SCAN_COMPLETE 0x0020
#define IPW_STATE_RADIO_DISABLED 0x0100
#define IPW_STATE_DISABLED 0x0200
#define IPW_STATE_SCANNING 0x0800
/* table1 offsets */
#define IPW_INFO_LOCK 480
#define IPW_INFO_APS_CNT 604
#define IPW_INFO_APS_BASE 608
#define IPW_INFO_CARD_DISABLED 628
#define IPW_INFO_CURRENT_CHANNEL 756
#define IPW_INFO_CURRENT_TX_RATE 768
/* table2 offsets */
#define IPW_INFO_CURRENT_SSID 48
#define IPW_INFO_CURRENT_BSSID 112
/* supported rates */
#define IPW_RATE_DS1 1
#define IPW_RATE_DS2 2
#define IPW_RATE_DS5 4
#define IPW_RATE_DS11 8
/* firmware binary image header */
struct ipw_firmware_hdr {
uint32_t version;
uint32_t main_size; /* firmware size */
uint32_t ucode_size; /* microcode size */
} __packed;
/* buffer descriptor */
struct ipw_bd {
uint32_t physaddr;
uint32_t len;
uint8_t flags;
#define IPW_BD_FLAG_TX_FRAME_802_3 0x00
#define IPW_BD_FLAG_TX_NOT_LAST_FRAGMENT 0x01
#define IPW_BD_FLAG_TX_FRAME_COMMAND 0x02
#define IPW_BD_FLAG_TX_FRAME_802_11 0x04
#define IPW_BD_FLAG_TX_LAST_FRAGMENT 0x08
uint8_t nfrag; /* number of fragments */
uint8_t reserved[6];
} __packed;
/* status */
struct ipw_status {
uint32_t len;
uint16_t code;
#define IPW_STATUS_CODE_COMMAND 0
#define IPW_STATUS_CODE_NEWSTATE 1
#define IPW_STATUS_CODE_DATA_802_11 2
#define IPW_STATUS_CODE_DATA_802_3 3
#define IPW_STATUS_CODE_NOTIFICATION 4
uint8_t flags;
#define IPW_STATUS_FLAG_DECRYPTED 0x01
#define IPW_STATUS_FLAG_WEP_ENCRYPTED 0x02
uint8_t rssi; /* received signal strength indicator */
} __packed;
/* data header */
struct ipw_hdr {
uint32_t type;
#define IPW_HDR_TYPE_SEND 33
uint32_t subtype;
uint8_t encrypted;
uint8_t encrypt;
uint8_t keyidx;
uint8_t keysz;
uint8_t key[IEEE80211_KEYBUF_SIZE];
uint8_t reserved[10];
uint8_t src_addr[IEEE80211_ADDR_LEN];
uint8_t dst_addr[IEEE80211_ADDR_LEN];
uint16_t fragmentsz;
} __packed;
/* command */
struct ipw_cmd {
uint32_t type;
#define IPW_CMD_ENABLE 2
#define IPW_CMD_SET_CONFIGURATION 6
#define IPW_CMD_SET_ESSID 8
#define IPW_CMD_SET_MANDATORY_BSSID 9
#define IPW_CMD_SET_MAC_ADDRESS 11
#define IPW_CMD_SET_MODE 12
#define IPW_CMD_SET_CHANNEL 14
#define IPW_CMD_SET_RTS_THRESHOLD 15
#define IPW_CMD_SET_FRAG_THRESHOLD 16
#define IPW_CMD_SET_POWER_MODE 17
#define IPW_CMD_SET_TX_RATES 18
#define IPW_CMD_SET_BASIC_TX_RATES 19
#define IPW_CMD_SET_WEP_KEY 20
#define IPW_CMD_SET_WEP_KEY_INDEX 25
#define IPW_CMD_SET_WEP_FLAGS 26
#define IPW_CMD_ADD_MULTICAST 27
#define IPW_CMD_SET_BEACON_INTERVAL 29
#define IPW_CMD_SET_TX_POWER_INDEX 36
#define IPW_CMD_BROADCAST_SCAN 43
#define IPW_CMD_DISABLE 44
#define IPW_CMD_SET_DESIRED_BSSID 45
#define IPW_CMD_SET_SCAN_OPTIONS 46
#define IPW_CMD_PREPARE_POWER_DOWN 58
#define IPW_CMD_DISABLE_PHY 61
#define IPW_CMD_SET_SECURITY_INFORMATION 67
uint32_t subtype;
uint32_t seq;
uint32_t len;
uint8_t data[400];
uint32_t status;
uint8_t reserved[68];
} __packed;
/* possible values for command IPW_CMD_SET_POWER_MODE */
#define IPW_POWER_MODE_CAM 0
#define IPW_POWER_AUTOMATIC 6
/* possible values for command IPW_CMD_SET_MODE */
#define IPW_MODE_BSS 0
#define IPW_MODE_IBSS 1
#define IPW_MODE_MONITOR 2
/* possible flags for command IPW_CMD_SET_WEP_FLAGS */
#define IPW_WEPON 0x8
/* structure for command IPW_CMD_SET_WEP_KEY */
struct ipw_wep_key {
uint8_t idx;
uint8_t len;
uint8_t key[13];
} __packed;
/* structure for command IPW_CMD_SET_SECURITY_INFORMATION */
struct ipw_security {
uint32_t ciphers;
#define IPW_CIPHER_NONE 0x00000001
#define IPW_CIPHER_WEP40 0x00000002
#define IPW_CIPHER_WEP104 0x00000020
uint16_t reserved1;
uint8_t authmode;
#define IPW_AUTH_OPEN 0
#define IPW_AUTH_SHARED 1
uint16_t reserved2;
} __packed;
/* structure for command IPW_CMD_SET_SCAN_OPTIONS */
struct ipw_scan_options {
uint32_t flags;
#define IPW_SCAN_DO_NOT_ASSOCIATE 0x00000001
#define IPW_SCAN_PASSIVE 0x00000008
uint32_t channels;
} __packed;
/* structure for command IPW_CMD_SET_CONFIGURATION */
struct ipw_configuration {
uint32_t flags;
#define IPW_CFG_PROMISCUOUS 0x00000004
#define IPW_CFG_PREAMBLE_AUTO 0x00000010
#define IPW_CFG_IBSS_AUTO_START 0x00000020
#define IPW_CFG_802_1x_ENABLE 0x00004000
#define IPW_CFG_BSS_MASK 0x00008000
#define IPW_CFG_IBSS_MASK 0x00010000
uint32_t bss_chan;
uint32_t ibss_chan;
} __packed;
/* EEPROM = Electrically Erasable Programmable Read-Only Memory */
#define IPW_MEM_EEPROM_CTL 0x00300040
#define IPW_EEPROM_MAC 0x21
#define IPW_EEPROM_DELAY 1 /* minimum hold time (microsecond) */
#define IPW_EEPROM_C (1 << 0) /* Serial Clock */
#define IPW_EEPROM_S (1 << 1) /* Chip Select */
#define IPW_EEPROM_D (1 << 2) /* Serial data input */
#define IPW_EEPROM_Q (1 << 4) /* Serial data output */
#define IPW_EEPROM_SHIFT_D 2
#define IPW_EEPROM_SHIFT_Q 4
/*
* control and status registers access macros
*/
#define CSR_READ_1(sc, reg) \
bus_space_read_1((sc)->sc_st, (sc)->sc_sh, (reg))
#define CSR_READ_2(sc, reg) \
bus_space_read_2((sc)->sc_st, (sc)->sc_sh, (reg))
#define CSR_READ_4(sc, reg) \
bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg))
#define CSR_WRITE_1(sc, reg, val) \
bus_space_write_1((sc)->sc_st, (sc)->sc_sh, (reg), (val))
#define CSR_WRITE_2(sc, reg, val) \
bus_space_write_2((sc)->sc_st, (sc)->sc_sh, (reg), (val))
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val))
#define CSR_WRITE_MULTI_1(sc, reg, buf, len) \
bus_space_write_multi_1((sc)->sc_st, (sc)->sc_sh, (reg), \
(buf), (len))
/*
* indirect memory space access macros
*/
#define MEM_WRITE_1(sc, addr, val) do { \
CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \
CSR_WRITE_1((sc), IPW_CSR_INDIRECT_DATA, (val)); \
} while (/* CONSTCOND */0)
#define MEM_WRITE_2(sc, addr, val) do { \
CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \
CSR_WRITE_2((sc), IPW_CSR_INDIRECT_DATA, (val)); \
} while (/* CONSTCOND */0)
#define MEM_WRITE_4(sc, addr, val) do { \
CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \
CSR_WRITE_4((sc), IPW_CSR_INDIRECT_DATA, (val)); \
} while (/* CONSTCOND */0)
#define MEM_WRITE_MULTI_1(sc, addr, buf, len) do { \
CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \
CSR_WRITE_MULTI_1((sc), IPW_CSR_INDIRECT_DATA, (buf), (len)); \
} while (/* CONSTCOND */0)
/*
* EEPROM access macro
*/
#define IPW_EEPROM_CTL(sc, val) do { \
MEM_WRITE_4((sc), IPW_MEM_EEPROM_CTL, (val)); \
DELAY(IPW_EEPROM_DELAY); \
} while (0)
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