178 lines
4.9 KiB
C
178 lines
4.9 KiB
C
/*-
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* Copyright (c) 2012 Adrian Chadd
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* All rights reserved.
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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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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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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, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR 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
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* IN 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
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* THE POSSIBILITY OF SUCH DAMAGES.
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*
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* $FreeBSD$
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*/
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#ifndef __IF_ATH_ALQ_H__
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#define __IF_ATH_ALQ_H__
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#define ATH_ALQ_INIT_STATE 1
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struct if_ath_alq_init_state {
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uint32_t sc_mac_version;
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uint32_t sc_mac_revision;
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uint32_t sc_phy_rev;
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uint32_t sc_hal_magic;
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};
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#define ATH_ALQ_EDMA_TXSTATUS 2
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#define ATH_ALQ_EDMA_RXSTATUS 3
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#define ATH_ALQ_EDMA_TXDESC 4
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#define ATH_ALQ_TDMA_BEACON_STATE 5
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struct if_ath_alq_tdma_beacon_state {
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uint64_t rx_tsf; /* RX TSF of beacon frame */
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uint64_t beacon_tsf; /* TSF inside beacon frame */
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uint64_t tsf64;
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uint64_t nextslot_tsf;
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uint32_t nextslot_tu;
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uint32_t txtime;
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};
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#define ATH_ALQ_TDMA_TIMER_CONFIG 6
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struct if_ath_alq_tdma_timer_config {
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uint32_t tdma_slot;
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uint32_t tdma_slotlen;
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uint32_t tdma_slotcnt;
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uint32_t tdma_bintval;
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uint32_t tdma_guard;
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uint32_t tdma_scbintval;
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uint32_t tdma_dbaprep;
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};
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#define ATH_ALQ_TDMA_SLOT_CALC 7
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struct if_ath_alq_tdma_slot_calc {
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uint64_t nexttbtt;
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uint64_t next_slot;
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int32_t tsfdelta;
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int32_t avg_plus;
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int32_t avg_minus;
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};
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#define ATH_ALQ_TDMA_TSF_ADJUST 8
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struct if_ath_alq_tdma_tsf_adjust {
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uint64_t tsf64_old;
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uint64_t tsf64_new;
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int32_t tsfdelta;
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};
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#define ATH_ALQ_TDMA_TIMER_SET 9
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struct if_ath_alq_tdma_timer_set {
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uint32_t bt_intval;
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uint32_t bt_nexttbtt;
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uint32_t bt_nextdba;
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uint32_t bt_nextswba;
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uint32_t bt_nextatim;
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uint32_t bt_flags;
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uint32_t sc_tdmadbaprep;
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uint32_t sc_tdmaswbaprep;
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};
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#define ATH_ALQ_INTR_STATUS 10
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struct if_ath_alq_interrupt {
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uint32_t intr_status;
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uint32_t intr_state[8];
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uint32_t intr_syncstate;
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};
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/*
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* These will always be logged, regardless.
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*/
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#define ATH_ALQ_LOG_ALWAYS_MASK 0x00000001
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#define ATH_ALQ_FILENAME_LEN 128
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#define ATH_ALQ_DEVNAME_LEN 32
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struct if_ath_alq {
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uint32_t sc_alq_debug; /* Debug flags to report */
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struct alq * sc_alq_alq; /* alq state */
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unsigned int sc_alq_qsize; /* queue size */
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unsigned int sc_alq_numlost; /* number of "lost" entries */
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int sc_alq_isactive;
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char sc_alq_devname[ATH_ALQ_DEVNAME_LEN];
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char sc_alq_filename[ATH_ALQ_FILENAME_LEN];
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struct if_ath_alq_init_state sc_alq_cfg;
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};
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/* 128 bytes in total */
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#define ATH_ALQ_PAYLOAD_LEN 112
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struct if_ath_alq_hdr {
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uint64_t threadid;
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uint32_t tstamp_sec;
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uint32_t tstamp_usec;
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uint16_t op;
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uint16_t len; /* Length of (optional) payload */
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};
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struct if_ath_alq_payload {
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struct if_ath_alq_hdr hdr;
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char payload[];
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};
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#ifdef _KERNEL
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static inline int
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if_ath_alq_checkdebug(struct if_ath_alq *alq, uint16_t op)
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{
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return ((alq->sc_alq_debug | ATH_ALQ_LOG_ALWAYS_MASK)
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& (1 << (op - 1)));
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}
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extern void if_ath_alq_init(struct if_ath_alq *alq, const char *devname);
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extern void if_ath_alq_setcfg(struct if_ath_alq *alq, uint32_t macVer,
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uint32_t macRev, uint32_t phyRev, uint32_t halMagic);
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extern void if_ath_alq_tidyup(struct if_ath_alq *alq);
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extern int if_ath_alq_start(struct if_ath_alq *alq);
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extern int if_ath_alq_stop(struct if_ath_alq *alq);
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extern void if_ath_alq_post(struct if_ath_alq *alq, uint16_t op,
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uint16_t len, const char *buf);
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/* XXX maybe doesn't belong here? */
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static inline void
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if_ath_alq_post_intr(struct if_ath_alq *alq, uint32_t status,
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uint32_t *state, uint32_t sync_state)
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{
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int i;
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struct if_ath_alq_interrupt intr;
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if (! if_ath_alq_checkdebug(alq, ATH_ALQ_INTR_STATUS))
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return;
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intr.intr_status = htobe32(status);
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for (i = 0; i < 8; i++)
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intr.intr_state[i] = htobe32(state[i]);
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intr.intr_syncstate = htobe32(sync_state);
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if_ath_alq_post(alq, ATH_ALQ_INTR_STATUS, sizeof(intr),
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(const char *) &intr);
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}
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#endif /* _KERNEL */
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#endif
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