765 lines
30 KiB
C
765 lines
30 KiB
C
/*-
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* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting, Atheros
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* Communications, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the following conditions are met:
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* 1. The materials contained herein are unmodified and are used
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* unmodified.
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* 2. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following NO
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* ''WARRANTY'' disclaimer below (''Disclaimer''), without
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* modification.
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* 3. Redistributions in binary form must reproduce at minimum a
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* disclaimer similar to the Disclaimer below and any redistribution
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* must be conditioned upon including a substantially similar
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* Disclaimer requirement for further binary redistribution.
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* 4. Neither the names of the above-listed copyright holders nor the
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* names of any contributors may be used to endorse or promote
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* product derived from this software without specific prior written
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* permission.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT,
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* MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
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* FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGES.
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*
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* $Id: athhal.h,v 1.5 2006/03/08 23:46:24 lukem Exp $
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*/
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#ifndef _ATH_AH_H_
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#define _ATH_AH_H_
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/*
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* Atheros Hardware Access Layer
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*
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* Clients of the HAL call ath_hal_attach to obtain a reference to an ath_hal
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* structure for use with the device. Hardware-related operations that
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* follow must call back into the HAL through interface, supplying the
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* reference as the first parameter.
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*/
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#include "athhal_osdep.h"
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/*
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* __ahdecl is analogous to _cdecl; it defines the calling
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* convention used within the HAL. For most systems this
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* can just default to be empty and the compiler will (should)
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* use _cdecl. For systems where _cdecl is not compatible this
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* must be defined. See linux/ah_osdep.h for an example.
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*/
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#ifndef __ahdecl
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#define __ahdecl
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#endif
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/*
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* Status codes that may be returned by the HAL. Note that
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* interfaces that return a status code set it only when an
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* error occurs--i.e. you cannot check it for success.
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*/
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typedef enum {
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HAL_OK = 0, /* No error */
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HAL_ENXIO = 1, /* No hardware present */
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HAL_ENOMEM = 2, /* Memory allocation failed */
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HAL_EIO = 3, /* Hardware didn't respond as expected */
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HAL_EEMAGIC = 4, /* EEPROM magic number invalid */
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HAL_EEVERSION = 5, /* EEPROM version invalid */
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HAL_EELOCKED = 6, /* EEPROM unreadable */
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HAL_EEBADSUM = 7, /* EEPROM checksum invalid */
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HAL_EEREAD = 8, /* EEPROM read problem */
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HAL_EEBADMAC = 9, /* EEPROM mac address invalid */
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HAL_EESIZE = 10, /* EEPROM size not supported */
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HAL_EEWRITE = 11, /* Attempt to change write-locked EEPROM */
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HAL_EINVAL = 12, /* Invalid parameter to function */
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HAL_ENOTSUPP = 13, /* Hardware revision not supported */
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HAL_ESELFTEST = 14, /* Hardware self-test failed */
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HAL_EINPROGRESS = 15, /* Operation incomplete */
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} HAL_STATUS;
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typedef enum {
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AH_FALSE = 0, /* NB: lots of code assumes false is zero */
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AH_TRUE = 1,
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} HAL_BOOL;
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typedef enum {
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HAL_CAP_REG_DMN = 0, /* current regulatory domain */
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HAL_CAP_CIPHER = 1, /* hardware supports cipher */
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HAL_CAP_TKIP_MIC = 2, /* handle TKIP MIC in hardware */
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HAL_CAP_TKIP_SPLIT = 3, /* hardware TKIP uses split keys */
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HAL_CAP_PHYCOUNTERS = 4, /* hardware PHY error counters */
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HAL_CAP_DIVERSITY = 5, /* hardware supports fast diversity */
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HAL_CAP_KEYCACHE_SIZE = 6, /* number of entries in key cache */
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HAL_CAP_NUM_TXQUEUES = 7, /* number of hardware xmit queues */
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HAL_CAP_VEOL = 9, /* hardware supports virtual EOL */
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HAL_CAP_PSPOLL = 10, /* hardware has working PS-Poll support */
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HAL_CAP_DIAG = 11, /* hardware diagnostic support */
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HAL_CAP_COMPRESSION = 12, /* hardware supports compression */
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HAL_CAP_BURST = 13, /* hardware supports packet bursting */
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HAL_CAP_FASTFRAME = 14, /* hardware supoprts fast frames */
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HAL_CAP_TXPOW = 15, /* global tx power limit */
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HAL_CAP_TPC = 16, /* per-packet tx power control */
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HAL_CAP_PHYDIAG = 17, /* hardware phy error diagnostic */
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HAL_CAP_BSSIDMASK = 18, /* hardware supports bssid mask */
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HAL_CAP_MCAST_KEYSRCH = 19, /* hardware has multicast key search */
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HAL_CAP_TSF_ADJUST = 20, /* hardware has beacon tsf adjust */
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HAL_CAP_XR = 21, /* hardware has XR support */
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HAL_CAP_WME_TKIPMIC = 22, /* hardware can support TKIP MIC when WMM is turned on */
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HAL_CAP_CHAN_HALFRATE = 23, /* hardware can support half rate channels */
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HAL_CAP_CHAN_QUARTERRATE = 24, /* hardware can support quarter rate channels */
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HAL_CAP_RFSILENT = 25, /* hardware has rfsilent support */
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HAL_CAP_TPC_ACK = 26, /* ack txpower with per-packet tpc */
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HAL_CAP_TPC_CTS = 27, /* cts txpower with per-packet tpc */
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} HAL_CAPABILITY_TYPE;
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/*
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* "States" for setting the LED. These correspond to
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* the possible 802.11 operational states and there may
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* be a many-to-one mapping between these states and the
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* actual hardware states for the LED's (i.e. the hardware
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* may have fewer states).
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*/
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typedef enum {
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HAL_LED_INIT = 0,
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HAL_LED_SCAN = 1,
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HAL_LED_AUTH = 2,
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HAL_LED_ASSOC = 3,
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HAL_LED_RUN = 4
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} HAL_LED_STATE;
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/*
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* Transmit queue types/numbers. These are used to tag
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* each transmit queue in the hardware and to identify a set
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* of transmit queues for operations such as start/stop dma.
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*/
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typedef enum {
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HAL_TX_QUEUE_INACTIVE = 0, /* queue is inactive/unused */
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HAL_TX_QUEUE_DATA = 1, /* data xmit q's */
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HAL_TX_QUEUE_BEACON = 2, /* beacon xmit q */
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HAL_TX_QUEUE_CAB = 3, /* "crap after beacon" xmit q */
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HAL_TX_QUEUE_UAPSD = 4, /* u-apsd power save xmit q */
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} HAL_TX_QUEUE;
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#define HAL_NUM_TX_QUEUES 10 /* max possible # of queues */
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/*
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* Transmit queue subtype. These map directly to
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* WME Access Categories (except for UPSD). Refer
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* to Table 5 of the WME spec.
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*/
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typedef enum {
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HAL_WME_AC_BK = 0, /* background access category */
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HAL_WME_AC_BE = 1, /* best effort access category*/
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HAL_WME_AC_VI = 2, /* video access category */
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HAL_WME_AC_VO = 3, /* voice access category */
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HAL_WME_UPSD = 4, /* uplink power save */
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HAL_XR_DATA = 5, /* uplink power save */
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} HAL_TX_QUEUE_SUBTYPE;
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/*
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* Transmit queue flags that control various
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* operational parameters.
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*/
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typedef enum {
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TXQ_FLAG_TXOKINT_ENABLE = 0x0001, /* enable TXOK interrupt */
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TXQ_FLAG_TXERRINT_ENABLE = 0x0001, /* enable TXERR interrupt */
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TXQ_FLAG_TXDESCINT_ENABLE = 0x0002, /* enable TXDESC interrupt */
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TXQ_FLAG_TXEOLINT_ENABLE = 0x0004, /* enable TXEOL interrupt */
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TXQ_FLAG_TXURNINT_ENABLE = 0x0008, /* enable TXURN interrupt */
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TXQ_FLAG_BACKOFF_DISABLE = 0x0010, /* disable Post Backoff */
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TXQ_FLAG_COMPRESSION_ENABLE = 0x0020, /* compression enabled */
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TXQ_FLAG_RDYTIME_EXP_POLICY_ENABLE = 0x0040, /* enable ready time
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expiry policy */
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TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE = 0x0080, /* enable backoff while
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sending fragment burst*/
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} HAL_TX_QUEUE_FLAGS;
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typedef struct {
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u_int32_t tqi_ver; /* hal TXQ version */
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HAL_TX_QUEUE_SUBTYPE tqi_subtype; /* subtype if applicable */
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HAL_TX_QUEUE_FLAGS tqi_qflags; /* flags (see above) */
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u_int32_t tqi_priority; /* (not used) */
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u_int32_t tqi_aifs; /* aifs */
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u_int32_t tqi_cwmin; /* cwMin */
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u_int32_t tqi_cwmax; /* cwMax */
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u_int16_t tqi_shretry; /* rts retry limit */
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u_int16_t tqi_lgretry; /* long retry limit (not used)*/
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u_int32_t tqi_cbrPeriod;
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u_int32_t tqi_cbrOverflowLimit;
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u_int32_t tqi_burstTime;
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u_int32_t tqi_readyTime;
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u_int32_t tqi_compBuf; /* compression buffer phys addr */
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} HAL_TXQ_INFO;
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/* token to use for aifs, cwmin, cwmax */
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#define HAL_TXQ_USEDEFAULT ((u_int32_t) -1)
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/* compression definitions */
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#define HAL_COMP_BUF_MAX_SIZE 9216 /* 9K */
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#define HAL_COMP_BUF_ALIGN_SIZE 512
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#define HAL_DECOMP_MASK_SIZE 128
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/*
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* Transmit packet types. This belongs in ah_desc.h, but
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* is here so we can give a proper type to various parameters
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* (and not require everyone include the file).
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*
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* NB: These values are intentionally assigned for
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* direct use when setting up h/w descriptors.
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*/
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typedef enum {
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HAL_PKT_TYPE_NORMAL = 0,
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HAL_PKT_TYPE_ATIM = 1,
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HAL_PKT_TYPE_PSPOLL = 2,
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HAL_PKT_TYPE_BEACON = 3,
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HAL_PKT_TYPE_PROBE_RESP = 4,
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HAL_PKT_TYPE_CHIRP = 5,
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HAL_PKT_TYPE_GRP_POLL = 6,
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} HAL_PKT_TYPE;
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/* Rx Filter Frame Types */
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typedef enum {
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HAL_RX_FILTER_UCAST = 0x00000001, /* Allow unicast frames */
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HAL_RX_FILTER_MCAST = 0x00000002, /* Allow multicast frames */
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HAL_RX_FILTER_BCAST = 0x00000004, /* Allow broadcast frames */
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HAL_RX_FILTER_CONTROL = 0x00000008, /* Allow control frames */
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HAL_RX_FILTER_BEACON = 0x00000010, /* Allow beacon frames */
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HAL_RX_FILTER_PROM = 0x00000020, /* Promiscuous mode */
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HAL_RX_FILTER_XRPOLL = 0x00000040, /* Allow XR poll frmae */
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HAL_RX_FILTER_PROBEREQ = 0x00000080, /* Allow probe request frames */
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HAL_RX_FILTER_PHYERR = 0x00000100, /* Allow phy errors */
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HAL_RX_FILTER_PHYRADAR = 0x00000200, /* Allow phy radar errors*/
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} HAL_RX_FILTER;
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typedef enum {
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HAL_PM_AWAKE = 0,
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HAL_PM_FULL_SLEEP = 1,
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HAL_PM_NETWORK_SLEEP = 2,
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HAL_PM_UNDEFINED = 3
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} HAL_POWER_MODE;
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/*
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* NOTE WELL:
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* These are mapped to take advantage of the common locations for many of
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* the bits on all of the currently supported MAC chips. This is to make
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* the ISR as efficient as possible, while still abstracting HW differences.
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* When new hardware breaks this commonality this enumerated type, as well
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* as the HAL functions using it, must be modified. All values are directly
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* mapped unless commented otherwise.
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*/
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typedef enum {
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HAL_INT_RX = 0x00000001, /* Non-common mapping */
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HAL_INT_RXDESC = 0x00000002,
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HAL_INT_RXNOFRM = 0x00000008,
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HAL_INT_RXEOL = 0x00000010,
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HAL_INT_RXORN = 0x00000020,
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HAL_INT_TX = 0x00000040, /* Non-common mapping */
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HAL_INT_TXDESC = 0x00000080,
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HAL_INT_TXURN = 0x00000800,
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HAL_INT_MIB = 0x00001000,
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HAL_INT_RXPHY = 0x00004000,
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HAL_INT_RXKCM = 0x00008000,
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HAL_INT_SWBA = 0x00010000,
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HAL_INT_BMISS = 0x00040000,
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HAL_INT_BNR = 0x00100000, /* Non-common mapping */
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HAL_INT_TIM = 0x00200000, /* Non-common mapping */
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HAL_INT_DTIM = 0x00400000, /* Non-common mapping */
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HAL_INT_DTIMSYNC= 0x00800000, /* Non-common mapping */
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HAL_INT_GPIO = 0x01000000,
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HAL_INT_CABEND = 0x02000000, /* Non-common mapping */
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HAL_INT_FATAL = 0x40000000, /* Non-common mapping */
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HAL_INT_GLOBAL = 0x80000000, /* Set/clear IER */
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HAL_INT_BMISC = HAL_INT_TIM
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| HAL_INT_DTIM
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| HAL_INT_DTIMSYNC
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| HAL_INT_CABEND,
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/* Interrupt bits that map directly to ISR/IMR bits */
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HAL_INT_COMMON = HAL_INT_RXNOFRM
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| HAL_INT_RXDESC
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| HAL_INT_RXEOL
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| HAL_INT_RXORN
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| HAL_INT_TXURN
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| HAL_INT_TXDESC
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| HAL_INT_MIB
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| HAL_INT_RXPHY
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| HAL_INT_RXKCM
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| HAL_INT_SWBA
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| HAL_INT_BMISS
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| HAL_INT_GPIO,
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HAL_INT_NOCARD = 0xffffffff /* To signal the card was removed */
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} HAL_INT;
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typedef enum {
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HAL_RFGAIN_INACTIVE = 0,
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HAL_RFGAIN_READ_REQUESTED = 1,
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HAL_RFGAIN_NEED_CHANGE = 2
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} HAL_RFGAIN;
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/*
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* Channels are specified by frequency.
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*/
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typedef struct {
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u_int16_t channel; /* setting in MHz */
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u_int16_t channelFlags; /* see below */
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u_int8_t privFlags;
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int8_t maxRegTxPower; /* max regulatory tx power in dBm */
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int8_t maxTxPower; /* max true tx power in 0.25 dBm */
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int8_t minTxPower; /* min true tx power in 0.25 dBm */
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} HAL_CHANNEL;
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/* channelFlags */
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#define CHANNEL_CW_INT 0x0002 /* CW interference detected on channel */
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#define CHANNEL_TURBO 0x0010 /* Turbo Channel */
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#define CHANNEL_CCK 0x0020 /* CCK channel */
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#define CHANNEL_OFDM 0x0040 /* OFDM channel */
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#define CHANNEL_2GHZ 0x0080 /* 2 GHz spectrum channel. */
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#define CHANNEL_5GHZ 0x0100 /* 5 GHz spectrum channel */
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#define CHANNEL_PASSIVE 0x0200 /* Only passive scan allowed in the channel */
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#define CHANNEL_DYN 0x0400 /* dynamic CCK-OFDM channel */
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#define CHANNEL_XR 0x0800 /* XR channel */
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#define CHANNEL_STURBO 0x2000 /* Static turbo, no 11a-only usage */
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#define CHANNEL_HALF 0x4000 /* Half rate channel */
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#define CHANNEL_QUARTER 0x8000 /* Quarter rate channel */
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/* privFlags */
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#define CHANNEL_INTERFERENCE 0x01 /* Software use: channel interference
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used for as AR as well as RADAR
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interference detection */
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#define CHANNEL_DFS 0x02 /* DFS required on channel */
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#define CHANNEL_4MS_LIMIT 0x04 /* 4msec packet limit on this channel */
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#define CHANNEL_DFS_CLEAR 0x08 /* if channel has been checked for DFS */
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#define CHANNEL_A (CHANNEL_5GHZ|CHANNEL_OFDM)
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#define CHANNEL_B (CHANNEL_2GHZ|CHANNEL_CCK)
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#define CHANNEL_PUREG (CHANNEL_2GHZ|CHANNEL_OFDM)
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#ifdef notdef
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#define CHANNEL_G (CHANNEL_2GHZ|CHANNEL_DYN)
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#else
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#define CHANNEL_G (CHANNEL_2GHZ|CHANNEL_OFDM)
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#endif
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#define CHANNEL_T (CHANNEL_5GHZ|CHANNEL_OFDM|CHANNEL_TURBO)
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#define CHANNEL_ST (CHANNEL_T|CHANNEL_STURBO)
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#define CHANNEL_108G (CHANNEL_2GHZ|CHANNEL_OFDM|CHANNEL_TURBO)
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#define CHANNEL_108A CHANNEL_T
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#define CHANNEL_X (CHANNEL_5GHZ|CHANNEL_OFDM|CHANNEL_XR)
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#define CHANNEL_ALL \
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(CHANNEL_OFDM|CHANNEL_CCK| CHANNEL_2GHZ | CHANNEL_5GHZ | CHANNEL_TURBO)
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#define CHANNEL_ALL_NOTURBO (CHANNEL_ALL &~ CHANNEL_TURBO)
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#define HAL_ANTENNA_MIN_MODE 0
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#define HAL_ANTENNA_FIXED_A 1
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#define HAL_ANTENNA_FIXED_B 2
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#define HAL_ANTENNA_MAX_MODE 3
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typedef struct {
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u_int32_t ackrcv_bad;
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u_int32_t rts_bad;
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u_int32_t rts_good;
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u_int32_t fcs_bad;
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u_int32_t beacons;
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} HAL_MIB_STATS;
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typedef u_int16_t HAL_CTRY_CODE; /* country code */
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typedef u_int16_t HAL_REG_DOMAIN; /* regulatory domain code */
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enum {
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CTRY_DEBUG = 0x1ff, /* debug country code */
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CTRY_DEFAULT = 0 /* default country code */
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};
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enum {
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HAL_MODE_11A = 0x001, /* 11a channels */
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HAL_MODE_TURBO = 0x002, /* 11a turbo-only channels */
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HAL_MODE_11B = 0x004, /* 11b channels */
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HAL_MODE_PUREG = 0x008, /* 11g channels (OFDM only) */
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#ifdef notdef
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HAL_MODE_11G = 0x010, /* 11g channels (OFDM/CCK) */
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#else
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HAL_MODE_11G = 0x008, /* XXX historical */
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#endif
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HAL_MODE_108G = 0x020, /* 11a+Turbo channels */
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HAL_MODE_108A = 0x040, /* 11g+Turbo channels */
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HAL_MODE_XR = 0x100, /* XR channels */
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HAL_MODE_11A_HALF_RATE = 0x200, /* 11A half rate channels */
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HAL_MODE_11A_QUARTER_RATE = 0x400, /* 11A quarter rate channels */
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HAL_MODE_ALL = 0xfff
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};
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typedef struct {
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int rateCount; /* NB: for proper padding */
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u_int8_t rateCodeToIndex[32]; /* back mapping */
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struct {
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u_int8_t valid; /* valid for rate control use */
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u_int8_t phy; /* CCK/OFDM/XR */
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u_int16_t rateKbps; /* transfer rate in kbs */
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u_int8_t rateCode; /* rate for h/w descriptors */
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u_int8_t shortPreamble; /* mask for enabling short
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* preamble in CCK rate code */
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u_int8_t dot11Rate; /* value for supported rates
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* info element of MLME */
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u_int8_t controlRate; /* index of next lower basic
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* rate; used for dur. calcs */
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u_int16_t lpAckDuration; /* long preamble ACK duration */
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u_int16_t spAckDuration; /* short preamble ACK duration*/
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} info[32];
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} HAL_RATE_TABLE;
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typedef struct {
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u_int rs_count; /* number of valid entries */
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u_int8_t rs_rates[32]; /* rates */
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} HAL_RATE_SET;
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typedef enum {
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HAL_ANT_VARIABLE = 0, /* variable by programming */
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HAL_ANT_FIXED_A = 1, /* fixed to 11a frequencies */
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HAL_ANT_FIXED_B = 2, /* fixed to 11b frequencies */
|
|
} HAL_ANT_SETTING;
|
|
|
|
typedef enum {
|
|
HAL_M_STA = 1, /* infrastructure station */
|
|
HAL_M_IBSS = 0, /* IBSS (adhoc) station */
|
|
HAL_M_HOSTAP = 6, /* Software Access Point */
|
|
HAL_M_MONITOR = 8 /* Monitor mode */
|
|
} HAL_OPMODE;
|
|
|
|
typedef struct {
|
|
u_int8_t kv_type; /* one of HAL_CIPHER */
|
|
u_int8_t kv_pad;
|
|
u_int16_t kv_len; /* length in bits */
|
|
u_int8_t kv_val[16]; /* enough for 128-bit keys */
|
|
u_int8_t kv_mic[8]; /* TKIP MIC key */
|
|
} HAL_KEYVAL;
|
|
|
|
typedef enum {
|
|
HAL_CIPHER_WEP = 0,
|
|
HAL_CIPHER_AES_OCB = 1,
|
|
HAL_CIPHER_AES_CCM = 2,
|
|
HAL_CIPHER_CKIP = 3,
|
|
HAL_CIPHER_TKIP = 4,
|
|
HAL_CIPHER_CLR = 5, /* no encryption */
|
|
|
|
HAL_CIPHER_MIC = 127 /* TKIP-MIC, not a cipher */
|
|
} HAL_CIPHER;
|
|
|
|
enum {
|
|
HAL_SLOT_TIME_9 = 9,
|
|
HAL_SLOT_TIME_20 = 20,
|
|
};
|
|
|
|
/*
|
|
* Per-station beacon timer state. Note that the specified
|
|
* beacon interval (given in TU's) can also include flags
|
|
* to force a TSF reset and to enable the beacon xmit logic.
|
|
* If bs_cfpmaxduration is non-zero the hardware is setup to
|
|
* coexist with a PCF-capable AP.
|
|
*/
|
|
typedef struct {
|
|
u_int32_t bs_nexttbtt; /* next beacon in TU */
|
|
u_int32_t bs_nextdtim; /* next DTIM in TU */
|
|
u_int32_t bs_intval; /* beacon interval+flags */
|
|
#define HAL_BEACON_PERIOD 0x0000ffff /* beacon interval period */
|
|
#define HAL_BEACON_ENA 0x00800000 /* beacon xmit enable */
|
|
#define HAL_BEACON_RESET_TSF 0x01000000 /* clear TSF */
|
|
u_int32_t bs_dtimperiod;
|
|
u_int16_t bs_cfpperiod; /* CFP period in TU */
|
|
u_int16_t bs_cfpmaxduration; /* max CFP duration in TU */
|
|
u_int32_t bs_cfpnext; /* next CFP in TU */
|
|
u_int16_t bs_timoffset; /* byte offset to TIM bitmap */
|
|
u_int16_t bs_bmissthreshold; /* beacon miss threshold */
|
|
u_int32_t bs_sleepduration; /* max sleep duration */
|
|
} HAL_BEACON_STATE;
|
|
|
|
/*
|
|
* Per-node statistics maintained by the driver for use in
|
|
* optimizing signal quality and other operational aspects.
|
|
*/
|
|
typedef struct {
|
|
u_int32_t ns_avgbrssi; /* average beacon rssi */
|
|
u_int32_t ns_avgrssi; /* average data rssi */
|
|
u_int32_t ns_avgtxrssi; /* average tx rssi */
|
|
} HAL_NODE_STATS;
|
|
|
|
#define HAL_RSSI_EP_MULTIPLIER (1<<7) /* pow2 to optimize out * and / */
|
|
|
|
struct ath_desc;
|
|
|
|
/*
|
|
* Hardware Access Layer (HAL) API.
|
|
*
|
|
* Clients of the HAL call ath_hal_attach to obtain a reference to an
|
|
* ath_hal structure for use with the device. Hardware-related operations
|
|
* that follow must call back into the HAL through interface, supplying
|
|
* the reference as the first parameter. Note that before using the
|
|
* reference returned by ath_hal_attach the caller should verify the
|
|
* ABI version number.
|
|
*/
|
|
struct ath_hal {
|
|
u_int32_t ah_magic; /* consistency check magic number */
|
|
u_int32_t ah_abi; /* HAL ABI version */
|
|
#define HAL_ABI_VERSION 0x05120700 /* YYMMDDnn */
|
|
u_int16_t ah_devid; /* PCI device ID */
|
|
u_int16_t ah_subvendorid; /* PCI subvendor ID */
|
|
HAL_SOFTC ah_sc; /* back pointer to driver/os state */
|
|
HAL_BUS_TAG ah_st; /* params for register r+w */
|
|
HAL_BUS_HANDLE ah_sh;
|
|
HAL_CTRY_CODE ah_countryCode;
|
|
|
|
u_int32_t ah_macVersion; /* MAC version id */
|
|
u_int16_t ah_macRev; /* MAC revision */
|
|
u_int16_t ah_phyRev; /* PHY revision */
|
|
/* NB: when only one radio is present the rev is in 5 GHz */
|
|
u_int16_t ah_analog5GhzRev;/* 5GHz radio revision */
|
|
u_int16_t ah_analog2GhzRev;/* 2GHz radio revision */
|
|
u_int8_t ah_decompMask[HAL_DECOMP_MASK_SIZE]; /* decomp mask array */
|
|
const HAL_RATE_TABLE *__ahdecl(*ah_getRateTable)(struct ath_hal *,
|
|
u_int mode);
|
|
void __ahdecl(*ah_detach)(struct ath_hal*);
|
|
|
|
/* Reset functions */
|
|
HAL_BOOL __ahdecl(*ah_reset)(struct ath_hal *, HAL_OPMODE,
|
|
HAL_CHANNEL *, HAL_BOOL bChannelChange,
|
|
HAL_STATUS *status);
|
|
HAL_BOOL __ahdecl(*ah_phyDisable)(struct ath_hal *);
|
|
void __ahdecl(*ah_setPCUConfig)(struct ath_hal *);
|
|
HAL_BOOL __ahdecl(*ah_perCalibration)(struct ath_hal*, HAL_CHANNEL *, HAL_BOOL *);
|
|
HAL_BOOL __ahdecl(*ah_setTxPowerLimit)(struct ath_hal *, u_int32_t);
|
|
|
|
void __ahdecl(*ah_arEnable)(struct ath_hal *);
|
|
void __ahdecl(*ah_arDisable)(struct ath_hal *);
|
|
void __ahdecl(*ah_arReset)(struct ath_hal *);
|
|
HAL_BOOL __ahdecl(*ah_radarHaveEvent)(struct ath_hal *);
|
|
HAL_BOOL __ahdecl(*ah_processDfs)(struct ath_hal *, HAL_CHANNEL *);
|
|
u_int32_t __ahdecl(*ah_dfsNolCheck)(struct ath_hal *, HAL_CHANNEL *, u_int32_t);
|
|
HAL_BOOL __ahdecl(*ah_radarWait)(struct ath_hal *, HAL_CHANNEL *);
|
|
|
|
/* Transmit functions */
|
|
HAL_BOOL __ahdecl(*ah_updateTxTrigLevel)(struct ath_hal*,
|
|
HAL_BOOL incTrigLevel);
|
|
int __ahdecl(*ah_setupTxQueue)(struct ath_hal *, HAL_TX_QUEUE,
|
|
const HAL_TXQ_INFO *qInfo);
|
|
HAL_BOOL __ahdecl(*ah_setTxQueueProps)(struct ath_hal *, int q,
|
|
const HAL_TXQ_INFO *qInfo);
|
|
HAL_BOOL __ahdecl(*ah_getTxQueueProps)(struct ath_hal *, int q,
|
|
HAL_TXQ_INFO *qInfo);
|
|
HAL_BOOL __ahdecl(*ah_releaseTxQueue)(struct ath_hal *ah, u_int q);
|
|
HAL_BOOL __ahdecl(*ah_resetTxQueue)(struct ath_hal *ah, u_int q);
|
|
u_int32_t __ahdecl(*ah_getTxDP)(struct ath_hal*, u_int);
|
|
HAL_BOOL __ahdecl(*ah_setTxDP)(struct ath_hal*, u_int, u_int32_t txdp);
|
|
u_int32_t __ahdecl(*ah_numTxPending)(struct ath_hal *, u_int q);
|
|
HAL_BOOL __ahdecl(*ah_startTxDma)(struct ath_hal*, u_int);
|
|
HAL_BOOL __ahdecl(*ah_stopTxDma)(struct ath_hal*, u_int);
|
|
HAL_BOOL __ahdecl(*ah_setupTxDesc)(struct ath_hal *, struct ath_desc *,
|
|
u_int pktLen, u_int hdrLen,
|
|
HAL_PKT_TYPE type, u_int txPower,
|
|
u_int txRate0, u_int txTries0,
|
|
u_int keyIx, u_int antMode, u_int flags,
|
|
u_int rtsctsRate, u_int rtsctsDuration,
|
|
u_int compicvLen, u_int compivLen,
|
|
u_int comp);
|
|
HAL_BOOL __ahdecl(*ah_setupXTxDesc)(struct ath_hal *, struct ath_desc*,
|
|
u_int txRate1, u_int txTries1,
|
|
u_int txRate2, u_int txTries2,
|
|
u_int txRate3, u_int txTries3);
|
|
HAL_BOOL __ahdecl(*ah_fillTxDesc)(struct ath_hal *, struct ath_desc *,
|
|
u_int segLen, HAL_BOOL firstSeg,
|
|
HAL_BOOL lastSeg, const struct ath_desc *);
|
|
HAL_STATUS __ahdecl(*ah_procTxDesc)(struct ath_hal *, struct ath_desc*);
|
|
void __ahdecl(*ah_getTxIntrQueue)(struct ath_hal *, u_int32_t *);
|
|
void __ahdecl(*ah_reqTxIntrDesc)(struct ath_hal *, struct ath_desc*);
|
|
|
|
/* Receive Functions */
|
|
u_int32_t __ahdecl(*ah_getRxDP)(struct ath_hal*);
|
|
void __ahdecl(*ah_setRxDP)(struct ath_hal*, u_int32_t rxdp);
|
|
void __ahdecl(*ah_enableReceive)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_stopDmaReceive)(struct ath_hal*);
|
|
void __ahdecl(*ah_startPcuReceive)(struct ath_hal*);
|
|
void __ahdecl(*ah_stopPcuReceive)(struct ath_hal*);
|
|
void __ahdecl(*ah_setMulticastFilter)(struct ath_hal*,
|
|
u_int32_t filter0, u_int32_t filter1);
|
|
HAL_BOOL __ahdecl(*ah_setMulticastFilterIndex)(struct ath_hal*,
|
|
u_int32_t index);
|
|
HAL_BOOL __ahdecl(*ah_clrMulticastFilterIndex)(struct ath_hal*,
|
|
u_int32_t index);
|
|
u_int32_t __ahdecl(*ah_getRxFilter)(struct ath_hal*);
|
|
void __ahdecl(*ah_setRxFilter)(struct ath_hal*, u_int32_t);
|
|
HAL_BOOL __ahdecl(*ah_setupRxDesc)(struct ath_hal *, struct ath_desc *,
|
|
u_int32_t size, u_int flags);
|
|
HAL_STATUS __ahdecl(*ah_procRxDesc)(struct ath_hal *, struct ath_desc *,
|
|
u_int32_t phyAddr, struct ath_desc *next,
|
|
u_int64_t tsf);
|
|
void __ahdecl(*ah_rxMonitor)(struct ath_hal *,
|
|
const HAL_NODE_STATS *, HAL_CHANNEL *);
|
|
void __ahdecl(*ah_procMibEvent)(struct ath_hal *,
|
|
const HAL_NODE_STATS *);
|
|
|
|
/* Misc Functions */
|
|
HAL_STATUS __ahdecl(*ah_getCapability)(struct ath_hal *,
|
|
HAL_CAPABILITY_TYPE, u_int32_t capability,
|
|
u_int32_t *result);
|
|
HAL_BOOL __ahdecl(*ah_setCapability)(struct ath_hal *,
|
|
HAL_CAPABILITY_TYPE, u_int32_t capability,
|
|
u_int32_t setting, HAL_STATUS *);
|
|
HAL_BOOL __ahdecl(*ah_getDiagState)(struct ath_hal *, int request,
|
|
const void *args, u_int32_t argsize,
|
|
void **result, u_int32_t *resultsize);
|
|
void __ahdecl(*ah_getMacAddress)(struct ath_hal *, u_int8_t *);
|
|
HAL_BOOL __ahdecl(*ah_setMacAddress)(struct ath_hal *, const u_int8_t*);
|
|
void __ahdecl(*ah_getBssIdMask)(struct ath_hal *, u_int8_t *);
|
|
HAL_BOOL __ahdecl(*ah_setBssIdMask)(struct ath_hal *, const u_int8_t*);
|
|
HAL_BOOL __ahdecl(*ah_setRegulatoryDomain)(struct ath_hal*,
|
|
u_int16_t, HAL_STATUS *);
|
|
void __ahdecl(*ah_setLedState)(struct ath_hal*, HAL_LED_STATE);
|
|
void __ahdecl(*ah_writeAssocid)(struct ath_hal*,
|
|
const u_int8_t *bssid, u_int16_t assocId);
|
|
HAL_BOOL __ahdecl(*ah_gpioCfgOutput)(struct ath_hal *, u_int32_t gpio);
|
|
HAL_BOOL __ahdecl(*ah_gpioCfgInput)(struct ath_hal *, u_int32_t gpio);
|
|
u_int32_t __ahdecl(*ah_gpioGet)(struct ath_hal *, u_int32_t gpio);
|
|
HAL_BOOL __ahdecl(*ah_gpioSet)(struct ath_hal *,
|
|
u_int32_t gpio, u_int32_t val);
|
|
void __ahdecl(*ah_gpioSetIntr)(struct ath_hal*, u_int, u_int32_t);
|
|
u_int32_t __ahdecl(*ah_getTsf32)(struct ath_hal*);
|
|
u_int64_t __ahdecl(*ah_getTsf64)(struct ath_hal*);
|
|
void __ahdecl(*ah_resetTsf)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_detectCardPresent)(struct ath_hal*);
|
|
void __ahdecl(*ah_updateMibCounters)(struct ath_hal*,
|
|
HAL_MIB_STATS*);
|
|
HAL_RFGAIN __ahdecl(*ah_getRfGain)(struct ath_hal*);
|
|
u_int __ahdecl(*ah_getDefAntenna)(struct ath_hal*);
|
|
void __ahdecl(*ah_setDefAntenna)(struct ath_hal*, u_int);
|
|
HAL_BOOL __ahdecl(*ah_setSlotTime)(struct ath_hal*, u_int);
|
|
u_int __ahdecl(*ah_getSlotTime)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_setAckTimeout)(struct ath_hal*, u_int);
|
|
u_int __ahdecl(*ah_getAckTimeout)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_setCTSTimeout)(struct ath_hal*, u_int);
|
|
u_int __ahdecl(*ah_getCTSTimeout)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_setDecompMask)(struct ath_hal*, u_int16_t, int);
|
|
void __ahdecl(*ah_setCoverageClass)(struct ath_hal*, u_int8_t, int);
|
|
|
|
|
|
/* Key Cache Functions */
|
|
u_int32_t __ahdecl(*ah_getKeyCacheSize)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_resetKeyCacheEntry)(struct ath_hal*, u_int16_t);
|
|
HAL_BOOL __ahdecl(*ah_isKeyCacheEntryValid)(struct ath_hal *,
|
|
u_int16_t);
|
|
HAL_BOOL __ahdecl(*ah_setKeyCacheEntry)(struct ath_hal*,
|
|
u_int16_t, const HAL_KEYVAL *,
|
|
const u_int8_t *, int);
|
|
HAL_BOOL __ahdecl(*ah_setKeyCacheEntryMac)(struct ath_hal*,
|
|
u_int16_t, const u_int8_t *);
|
|
|
|
/* Power Management Functions */
|
|
HAL_BOOL __ahdecl(*ah_setPowerMode)(struct ath_hal*,
|
|
HAL_POWER_MODE mode, int setChip);
|
|
HAL_POWER_MODE __ahdecl(*ah_getPowerMode)(struct ath_hal*);
|
|
int16_t __ahdecl(*ah_getChanNoise)(struct ath_hal *, HAL_CHANNEL *);
|
|
|
|
|
|
/* Beacon Management Functions */
|
|
void __ahdecl(*ah_beaconInit)(struct ath_hal *,
|
|
u_int32_t nexttbtt, u_int32_t intval);
|
|
void __ahdecl(*ah_setStationBeaconTimers)(struct ath_hal*,
|
|
const HAL_BEACON_STATE *);
|
|
void __ahdecl(*ah_resetStationBeaconTimers)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_waitForBeaconDone)(struct ath_hal *,
|
|
HAL_BUS_ADDR);
|
|
|
|
/* Interrupt functions */
|
|
HAL_BOOL __ahdecl(*ah_isInterruptPending)(struct ath_hal*);
|
|
HAL_BOOL __ahdecl(*ah_getPendingInterrupts)(struct ath_hal*, HAL_INT*);
|
|
HAL_INT __ahdecl(*ah_getInterrupts)(struct ath_hal*);
|
|
HAL_INT __ahdecl(*ah_setInterrupts)(struct ath_hal*, HAL_INT);
|
|
};
|
|
|
|
/*
|
|
* Check the PCI vendor ID and device ID against Atheros' values
|
|
* and return a printable description for any Atheros hardware.
|
|
* AH_NULL is returned if the ID's do not describe Atheros hardware.
|
|
*/
|
|
extern const char *__ahdecl ath_hal_probe(u_int16_t vendorid, u_int16_t devid);
|
|
|
|
/*
|
|
* Attach the HAL for use with the specified device. The device is
|
|
* defined by the PCI device ID. The caller provides an opaque pointer
|
|
* to an upper-layer data structure (HAL_SOFTC) that is stored in the
|
|
* HAL state block for later use. Hardware register accesses are done
|
|
* using the specified bus tag and handle. On successful return a
|
|
* reference to a state block is returned that must be supplied in all
|
|
* subsequent HAL calls. Storage associated with this reference is
|
|
* dynamically allocated and must be freed by calling the ah_detach
|
|
* method when the client is done. If the attach operation fails a
|
|
* null (AH_NULL) reference will be returned and a status code will
|
|
* be returned if the status parameter is non-zero.
|
|
*/
|
|
extern struct ath_hal * __ahdecl ath_hal_attach(u_int16_t devid, HAL_SOFTC,
|
|
HAL_BUS_TAG, HAL_BUS_HANDLE, HAL_STATUS* status);
|
|
|
|
/*
|
|
* Return a list of channels available for use with the hardware.
|
|
* The list is based on what the hardware is capable of, the specified
|
|
* country code, the modeSelect mask, and whether or not outdoor
|
|
* channels are to be permitted.
|
|
*
|
|
* The channel list is returned in the supplied array. maxchans
|
|
* defines the maximum size of this array. nchans contains the actual
|
|
* number of channels returned. If a problem occurred or there were
|
|
* no channels that met the criteria then AH_FALSE is returned.
|
|
*/
|
|
extern HAL_BOOL __ahdecl ath_hal_init_channels(struct ath_hal *,
|
|
HAL_CHANNEL *chans, u_int maxchans, u_int *nchans,
|
|
u_int8_t *regclassids, u_int maxregids, u_int *nregids,
|
|
HAL_CTRY_CODE cc, u_int16_t modeSelect,
|
|
HAL_BOOL enableOutdoor, HAL_BOOL enableExtendedChannels);
|
|
|
|
/*
|
|
* Calibrate noise floor data following a channel scan or similar.
|
|
* This must be called prior retrieving noise floor data.
|
|
*/
|
|
extern void __ahdecl ath_hal_process_noisefloor(struct ath_hal *ah);
|
|
|
|
/*
|
|
* Return bit mask of wireless modes supported by the hardware.
|
|
*/
|
|
extern u_int __ahdecl ath_hal_getwirelessmodes(struct ath_hal*, HAL_CTRY_CODE);
|
|
|
|
/*
|
|
* Return rate table for specified mode (11a, 11b, 11g, etc).
|
|
*/
|
|
extern const HAL_RATE_TABLE * __ahdecl ath_hal_getratetable(struct ath_hal *,
|
|
u_int mode);
|
|
|
|
/*
|
|
* Calculate the transmit duration of a frame.
|
|
*/
|
|
extern u_int16_t __ahdecl ath_hal_computetxtime(struct ath_hal *,
|
|
const HAL_RATE_TABLE *rates, u_int32_t frameLen,
|
|
u_int16_t rateix, HAL_BOOL shortPreamble);
|
|
|
|
/*
|
|
* Return if device is public safety.
|
|
*/
|
|
extern HAL_BOOL __ahdecl ath_hal_ispublicsafetysku(struct ath_hal *);
|
|
|
|
/*
|
|
* Convert between IEEE channel number and channel frequency
|
|
* using the specified channel flags; e.g. CHANNEL_2GHZ.
|
|
*/
|
|
extern int __ahdecl ath_hal_mhz2ieee(struct ath_hal *, u_int mhz, u_int flags);
|
|
|
|
/*
|
|
* Return a version string for the HAL release.
|
|
*/
|
|
extern char ath_hal_version[];
|
|
/*
|
|
* Return a NULL-terminated array of build/configuration options.
|
|
*/
|
|
extern const char* ath_hal_buildopts[];
|
|
#endif /* _ATH_AH_H_ */
|