510 lines
15 KiB
C
510 lines
15 KiB
C
/* $NetBSD: awireg.h,v 1.2 1999/11/05 05:13:36 sommerfeld Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Bill Sommerfeld
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* The firmware typically loaded onto Am79C930-based 802.11 interfaces
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* uses a 32k or larger shared memory buffer to communicate with the
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* host.
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*
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* Depending on the exact configuration of the device, this buffer may
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* either be mapped into PCMCIA memory space, or accessible a byte at
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* a type through PCMCIA I/O space.
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*
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* This header defines offsets into this shared memory.
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*/
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/*
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* LAST_TXD block. 5 32-bit words.
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*
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* There are five different output queues; this defines pointers to
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* the last completed descriptor for each one.
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*/
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#define AWI_LAST_TXD 0x3ec /* last completed Tx Descr */
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#define AWI_LAST_BCAST_TXD AWI_LAST_TXD+0
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#define AWI_LAST_MGT_TXD AWI_LAST_TXD+4
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#define AWI_LAST_DATA_TXD AWI_LAST_TXD+8
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#define AWI_LAST_PS_POLL_TXD AWI_LAST_TXD+12
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#define AWI_LAST_CF_POLL_TXD AWI_LAST_TXD+16
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/*
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* Banner block; null-terminated string.
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*
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* The doc says it contains
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* "PCnetMobile:v2.00 mmddyy APIx.x\0"
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*/
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#define AWI_BANNER 0x480 /* Version string */
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#define AWI_BANNER_LEN 0x20
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/*
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* Command block protocol:
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* write command byte to a zero value.
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* write command status to a zero value.
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* write arguments to AWI_COMMAND_PARAMS
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* write command byte to a non-zero value.
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* wait for command status to be non-zero.
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* write command byte to a zero value.
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* write command status to a zero value.
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*/
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#define AWI_CMD 0x4a0 /* Command opcode byte */
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#define AWI_CMD_IDLE 0x0
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#define AWI_CMD_NOP 0x1
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#define AWI_CMD_SET_MIB 0x2
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#define AWI_CMD_GET_MIB 0x9
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#define AWI_CA_MIB_TYPE 0x0
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#define AWI_CA_MIB_SIZE 0x1
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#define AWI_CA_MIB_INDEX 0x2
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#define AWI_CA_MIB_DATA 0x4
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#define AWI_MIB_LOCAL 0x0
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#define AWI_MIB_MAC_ADDR 0x2
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#define AWI_MIB_MAC 0x3
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#define AWI_MIB_MAC_STAT 0x4
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#define AWI_MIB_MAC_MGT 0x5
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#define AWI_MIB_DRVR_MAC 0x6
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#define AWI_MIB_PHY 0x7
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#define AWI_MIB_LAST AWI_MIB_PHY
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#define AWI_CMD_INIT_TX 0x3
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#define AWI_CA_TX_LEN 0x14
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#define AWI_CA_TX_DATA 0x0
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#define AWI_CA_TX_MGT 0x4
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#define AWI_CA_TX_BCAST 0x8
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#define AWI_CA_TX_PS 0xc
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#define AWI_CA_TX_CF 0x10
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#define AWI_CMD_FLUSH_TX 0x4
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#define AWI_CA_FTX_LEN 0x5
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#define AWI_CA_FTX_DATA 0x0
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#define AWI_CA_FTX_MGT 0x1
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#define AWI_CA_FTX_BCAST 0x2
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#define AWI_CA_FTX_PS 0x3
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#define AWI_CA_FTX_CF 0x4
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#define AWI_CMD_INIT_RX 0x5
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#define AWI_CA_IRX_LEN 0x8
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#define AWI_CA_IRX_DATA_DESC 0x0 /* return */
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#define AWI_CA_IRX_PS_DESC 0x4 /* return */
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#define AWI_CMD_KILL_RX 0x6
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#define AWI_CMD_SLEEP 0x7
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#define AWI_CA_SLEEP_LEN 0x8
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#define AWI_CA_WAKEUP 0x0 /* uint64 */
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#define AWI_CMD_WAKE 0x8
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#define AWI_CMD_SCAN 0xa
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#define AWI_CA_SCAN_LEN 0x6
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#define AWI_CA_SCAN_DURATION 0x0
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#define AWI_CA_SCAN_SET 0x2
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#define AWI_CA_SCAN_PATTERN 0x3
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#define AWI_CA_SCAN_IDX 0x4
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#define AWI_CA_SCAN_SUSP 0x5
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#define AWI_CMD_SYNC 0xb
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#define AWI_CA_SYNC_LEN 0x14
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#define AWI_CA_SYNC_SET 0x0
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#define AWI_CA_SYNC_PATTERN 0x1
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#define AWI_CA_SYNC_IDX 0x2
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#define AWI_CA_SYNC_STARTBSS 0x3
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#define AWI_CA_SYNC_DWELL 0x4
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#define AWI_CA_SYNC_MBZ 0x6
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#define AWI_CA_SYNC_TIMESTAMP 0x8
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#define AWI_CA_SYNC_REFTIME 0x10
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#define AWI_CMD_RESUME 0xc
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#define AWI_CMD_STATUS 0x4a1 /* Command status */
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#define AWI_STAT_IDLE 0x0
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#define AWI_STAT_OK 0x1
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#define AWI_STAT_BADCMD 0x2
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#define AWI_STAT_BADPARM 0x3
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#define AWI_STAT_NOTIMP 0x4
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#define AWI_STAT_BADRES 0x5
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#define AWI_STAT_BADMODE 0x6
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#define AWI_ERROR_OFFSET 0x4a2 /* Offset to erroneous parameter */
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#define AWI_CMD_PARAMS 0x4a4 /* Command parameters */
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#define AWI_CSB 0x4f0 /* Control/Status block */
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#define AWI_SELFTEST 0x4f0
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#define AWI_SELFTEST_INIT 0x00 /* initial */
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#define AWI_SELFTEST_FIRMCKSUM 0x01 /* firmware cksum running */
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#define AWI_SELFTEST_HARDWARE 0x02 /* hardware tests running */
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#define AWI_SELFTEST_MIB 0x03 /* mib initializing */
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#define AWI_SELFTEST_MIB_FAIL 0xfa
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#define AWI_SELFTEST_RADIO_FAIL 0xfb
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#define AWI_SELFTEST_MAC_FAIL 0xfc
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#define AWI_SELFTEST_FLASH_FAIL 0xfd
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#define AWI_SELFTEST_RAM_FAIL 0xfe
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#define AWI_SELFTEST_PASSED 0xff
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#define AWI_STA_STATE 0x4f1
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#define AWI_STA_AP 0x20 /* acting as AP */
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#define AWI_STA_NOPSP 0x10 /* Power Saving disabled */
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#define AWI_STA_DOZE 0x08 /* about to go to sleep */
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#define AWI_STA_PSP 0x04 /* enable PSP */
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#define AWI_STA_RXEN 0x02 /* enable RX */
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#define AWI_STA_TXEN 0x01 /* enable TX */
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#define AWI_INTSTAT 0x4f3
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#define AWI_INTMASK 0x4f4
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/* Bits in AWI_INTSTAT/AWI_INTMASK */
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#define AWI_INT_GROGGY 0x80 /* about to wake up */
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#define AWI_INT_CFP_ENDING 0x40 /* cont. free period ending */
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#define AWI_INT_DTIM 0x20 /* beacon outgoing */
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#define AWI_INT_CFP_START 0x10 /* cont. free period starting */
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#define AWI_INT_SCAN_CMPLT 0x08 /* scan complete */
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#define AWI_INT_TX 0x04 /* tx done */
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#define AWI_INT_RX 0x02 /* rx done */
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#define AWI_INT_CMD 0x01 /* cmd done */
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#define AWI_INT_BITS "\20\1CMD\2RX\3TX\4SCAN\5CFPST\6DTIM\7CFPE\10GROGGY"
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/*
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* The following are used to implement a locking protocol between host
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* and MAC to protect the interrupt status and mask fields.
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*
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* driver: read lockout_host byte; if zero, set lockout_mac to non-zero,
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* then reread lockout_host byte; if still zero, host has lock.
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* if non-zero, clear lockout_mac, loop.
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*/
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#define AWI_LOCKOUT_MAC 0x4f5
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#define AWI_LOCKOUT_HOST 0x4f6
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#define AWI_INTSTAT2 0x4f7
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#define AWI_INTMASK2 0x4fd
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/* Bits in AWI_INTSTAT2/INTMASK2 */
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#define AWI_INT2_RXMGT 0x80 /* mgt/ps recieved */
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#define AWI_INT2_RXDATA 0x40 /* data received */
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#define AWI_INT2_TXMGT 0x10 /* mgt tx done */
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#define AWI_INT2_TXCF 0x08f /* CF tx done */
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#define AWI_INT2_TXPS 0x04 /* PS tx done */
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#define AWI_INT2_TXBCAST 0x02 /* Broadcast tx done */
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#define AWI_INT2_TXDATA 0x01 /* data tx done */
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#define AWI_DIS_PWRDN 0x4fc /* disable powerdown if set */
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#define AWI_DRIVERSTATE 0x4fe /* driver state */
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#define AWI_DRV_STATEMASK 0x0f
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#define AWI_DRV_RESET 0x0
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#define AWI_DRV_INFSY 0x1 /* inf synced */
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#define AWI_DRV_ADHSC 0x2 /* adhoc scan */
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#define AWI_DRV_ADHSY 0x3 /* adhoc synced */
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#define AWI_DRV_INFSC 0x4 /* inf scanning */
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#define AWI_DRV_INFAUTH 0x5 /* inf authed */
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#define AWI_DRV_INFASSOC 0x6 /* inf associated */
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#define AWI_DRV_INFTOSS 0x7 /* inf handoff */
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#define AWI_DRV_APNONE 0x8 /* AP activity: no assoc */
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#define AWI_DRV_APQUIET 0xc /* AP: >=one assoc, no traffic */
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#define AWI_DRV_APLO 0xd /* AP: >=one assoc, light tfc */
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#define AWI_DRV_APMED 0xe /* AP: >=one assoc, mod tfc */
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#define AWI_DRV_APHIGH 0xf /* AP: >=one assoc, heavy tfc */
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#define AWI_DRV_AUTORXLED 0x10
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#define AWI_DRV_AUTOTXLED 0x20
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#define AWI_DRV_RXLED 0x40
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#define AWI_DRV_TXLED 0x80
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#define AWI_VBM 0x500 /* Virtual Bit Map */
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#define AWI_BUFFERS 0x600 /* Buffers */
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/*
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* Receive descriptors; there are a linked list of these chained
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* through the "NEXT" fields, starting from XXX
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*/
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#define AWI_RXD_SIZE 0x18
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#define AWI_RXD_NEXT 0x4
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#define AWI_RXD_NEXT_LAST 0x80000000
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#define AWI_RXD_HOST_DESC_STATE 0x9
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#define AWI_RXD_ST_OWN 0x80 /* host owns this */
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#define AWI_RXD_ST_CONSUMED 0x40 /* host is done */
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#define AWI_RXD_ST_LF 0x20 /* last frag */
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#define AWI_RXD_ST_CRC 0x08 /* CRC error */
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#define AWI_RXD_ST_OFLO 0x02 /* possible buffer overrun */
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#define AWI_RXD_ST_RXERROR 0x01 /* this frame is borked; discard me */
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#define AWI_RXD_ST_BITS "\20\1ERROR\2OVERRUN\4CRC\6LF\7CONSUMED\10OWN"
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#define AWI_RXD_RSSI 0xa /* 1 byte: radio strength indicator */
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#define AWI_RXD_INDEX 0xb /* 1 byte: FH hop index or DS channel */
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#define AWI_RXD_LOCALTIME 0xc /* 4 bytes: local time of RX */
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#define AWI_RXD_START_FRAME 0x10 /* 4 bytes: ptr to first received byte */
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#define AWI_RXD_LEN 0x14 /* 2 bytes: rx len in bytes */
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#define AWI_RXD_RATE 0x16 /* 1 byte: rx rate in 1e5 bps */
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/*
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* Transmit descriptors.
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*/
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#define AWI_TXD_SIZE 0x18
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#define AWI_TXD_START 0x00 /* pointer to start of frame */
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#define AWI_TXD_NEXT 0x04 /* pointer to next TXD */
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#define AWI_TXD_LENGTH 0x08 /* length of frame */
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#define AWI_TXD_STATE 0x0a /* state */
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#define AWI_TXD_ST_OWN 0x80 /* MAC owns this */
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#define AWI_TXD_ST_DONE 0x40 /* MAC is done */
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#define AWI_TXD_ST_REJ 0x20 /* MAC doesn't like */
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#define AWI_TXD_ST_MSDU 0x10 /* MSDU timeout */
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#define AWI_TXD_ST_ABRT 0x08 /* TX aborted */
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#define AWI_TXD_ST_RETURNED 0x04 /* TX returned */
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#define AWI_TXD_ST_RETRY 0x02 /* TX retries exceeded */
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#define AWI_TXD_ST_ERROR 0x01 /* TX error */
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#define AWI_TXD_RATE 0x0b /* rate */
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#define AWI_RATE_1MBIT 10
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#define AWI_RATE_2MBIT 20
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#define AWI_TXD_NDA 0x0c /* num DIFS attempts */
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#define AWI_TXD_NDF 0x0d /* num DIFS failures */
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#define AWI_TXD_NSA 0x0e /* num SIFS attempts */
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#define AWI_TXD_NSF 0x0f /* num SIFS failures */
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#define AWI_TXD_NRA 0x14 /* num RTS attempts */
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#define AWI_TXD_NDTA 0x15 /* num data attempts */
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#define AWI_TXD_CTL 0x16 /* control */
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#define AWI_TXD_CTL_PSN 0x80 /* preserve sequence in MAC frame */
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#define AWI_TXD_CTL_BURST 0x02 /* host is doing 802.11 fragmt. */
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#define AWI_TXD_CTL_FRAGS 0x01 /* override normal fragmentation */
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/*
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* MIB structures.
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*/
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/*
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* MIB 0: Local MIB
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*/
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#define AWI_MIB_LOCAL_NOFRAG 0
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#define AWI_MIB_LOCAL_NOPLCP 1
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#define AWI_MIB_LOCAL_MACPRES 2
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#define AWI_MIB_LOCAL_RXMGTQ 3
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#define AWI_MIB_LOCAL_NOREASM 4
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#define AWI_MIB_LOCAL_NOSTRIPPLCP 5
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#define AWI_MIB_LOCAL_NORXERROR 6
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#define AWI_MIB_LOCAL_NOPWRSAVE 7
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#define AWI_MIB_LOCAL_FILTMULTI 8
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#define AWI_MIB_LOCAL_NOSEQCHECK 9
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#define AWI_MIB_LOCAL_CFPENDFLUSHCFPQ 10
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#define AWI_MIB_LOCAL_INFRA_MODE 11
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#define AWI_MIB_LOCAL_PWD_LEVEL 12
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#define AWI_MIB_LOCAL_CFPMODE 13
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#define AWI_MIB_LOCAL_TXB_OFFSET 14
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#define AWI_MIB_LOCAL_TXB_SIZE 18
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#define AWI_MIB_LOCAL_RXB_OFFSET 22
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#define AWI_MIB_LOCAL_RXB_SIZE 26
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#define AWI_MIB_LOCAL_ACTING_AS_AP 30
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#define AWI_MIB_LOCAL_FILL_CFP 31
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#define AWI_MIB_LOCAL_SIZE 32
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/*
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* MAC mib
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*/
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#define AWI_MIB_MAC_RTS_THRESH 4 /* 2 bytes */
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#define AWI_MIB_MAC_CW_MAX 6
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#define AWI_MIB_MAC_CW_MIN 8
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#define AWI_MIB_MAC_PROMISC 10
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#define AWI_MIB_MAC_SHORT_RETRY 16
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#define AWI_MIB_MAC_LONG_RETRY 17
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#define AWI_MIB_MAC_MAX_FRAME 18
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#define AWI_MIB_MAC_MAX_FRAG 20
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#define AWI_MIB_MAC_PROBE_DELAY 22
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#define AWI_MIB_MAC_PROBE_RESP_MIN 24
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#define AWI_MIB_MAC_PROBE_RESP_MAX 26
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#define AWI_MIB_MAC_MAX_TX_MSDU_LIFE 28
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#define AWI_MIB_MAC_MAX_RX_MSDU_LIFE 32
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#define AWI_MIB_MAC_STATION_BASE_RATE 36
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#define AWI_MIB_MAC_DES_ESSID 38 /* 34 bytes */
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/*
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* MGT mib.
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*/
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#define AWI_MIB_MGT_POWER_MODE 0
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#define AWI_MIB_MGT_SCAN_MODE 1
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#define AWI_MIB_MGT_SCAN_STATE 2
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#define AWI_MIB_MGT_DTIM_PERIOD 3
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#define AWI_MIB_MGT_ATIM_WINDOW 4
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#define AWI_MIB_MGT_WEPREQ 6
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#define AWI_MIB_MGT_BEACON_PD 8
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#define AWI_MIB_MGT_PASSIVE_SCAN 10
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#define AWI_MIB_MGT_LISTEN_INT 12
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#define AWI_MIB_MGT_MEDIUP_OCC 14
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#define AWI_MIB_MGT_MAX_MPDU_TIME 16
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#define AWI_MIB_MGT_CFP_MAX_DUR 18
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#define AWI_MIB_MGT_CFP_RATE 20
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#define AWI_MIB_MGT_NO_DTMS 21
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#define AWI_MIB_MGT_STATION_ID 22
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#define AWI_MIB_MGT_BSS_ID 24
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#define AWI_MIB_MGT_ESS_ID 30 /* 34 bytes */
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#define AWI_MIB_MGT_ESS_SIZE 34
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/*
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* MAC address group.
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*/
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#define AWI_MIB_MAC_ADDR_MINE 0
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#define AWI_MIB_MAC_ADDR_MULTI0 6
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#define AWI_MIB_MAC_ADDR_MULTI1 12
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#define AWI_MIB_MAC_ADDR_MULTI2 18
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#define AWI_MIB_MAC_ADDR_MULTI3 24
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#define AWI_MIB_MAC_ADDR_TXEN 30
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/*
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* 802.11 media layer goo.
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* Should be split out into separate module independant of this driver.
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*/
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#define IEEEWL_FC 0 /* frame control */
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#define IEEEWL_FC_VERS 0
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#define IEEEWL_FC_VERS_MASK 0x03
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#define IEEEWL_FC_TYPE_MGT 0
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#define IEEEWL_FC_TYPE_CTL 1
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#define IEEEWL_FC_TYPE_DATA 2
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#define IEEEWL_FC_TYPE_MASK 0x0c
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#define IEEEWL_FC_TYPE_SHIFT 2
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#define IEEEWL_FC_SUBTYPE_MASK 0xf0
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#define IEEEWL_FC_SUBTYPE_SHIFT 4
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#define IEEEWL_SUBTYPE_ASSOCREQ 0x00
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#define IEEEWL_SUBTYPE_ASSOCRESP 0x01
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#define IEEEWL_SUBTYPE_REASSOCREQ 0x02
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#define IEEEWL_SUBTYPE_REASSOCRESP 0x03
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#define IEEEWL_SUBTYPE_PROBEREQ 0x04
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#define IEEEWL_SUBTYPE_PROBERESP 0x05
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#define IEEEWL_SUBTYPE_BEACON 0x08
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#define IEEEWL_SUBTYPE_DISSOC 0x0a
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#define IEEEWL_SUBTYPE_AUTH 0x0b
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#define IEEEWL_SUBTYPE_DEAUTH 0x0c
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#define IEEEWL_FC2 1 /* second byte of fc */
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/*
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* TLV tags for things we care about..
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*/
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#define IEEEWL_MGT_TLV_SSID 0
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#define IEEEWL_MGT_TLV_FHPARMS 2
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/*
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* misc frame control bits in second byte of frame control word.
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* there are others, but we don't ever want to set them..
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*/
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#define IEEEWL_FC2_DSMASK 0x03
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#define IEEEWL_FC2_TODS 0x01
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#define IEEEWL_FC2_FROMDS 0x02
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#define IEEEWL_FH_CHANSET_MIN 1
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#define IEEEWL_FH_CHANSET_MAX 3
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#define IEEEWL_FH_PATTERN_MIN 0
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#define IEEEWL_FH_PATTERN_MAX 77
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struct awi_mac_header
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{
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u_int8_t awi_fc;
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u_int8_t awi_f2;
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u_int16_t awi_duration;
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u_int8_t awi_addr1[6];
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u_int8_t awi_addr2[6];
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u_int8_t awi_addr3[6];
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u_int16_t awi_seqctl;
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};
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struct awi_llc_header
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{
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u_int8_t awi_llc_goo[8];
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};
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struct awi_assoc_hdr
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{
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u_int8_t awi_cap_info[2];
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u_int8_t awi_li[2];
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};
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struct awi_auth_hdr
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{
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u_int8_t awi_algno[2];
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u_int8_t awi_seqno[2];
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u_int8_t awi_status[2];
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};
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