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Implement a basic data decoder for the data produced by if_ath_alq.

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This decodes the AR5416 family 11n TX and RX descriptors.
This commit is contained in:
adrian 2012-11-17 01:11:00 +00:00
parent 69c360fd83
commit c070d0185a
4 changed files with 529 additions and 0 deletions
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10
tools/tools/ath/athalq/Makefile Normal file
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# $FreeBSD$
PROG= athalq
NOMAN= yes
SRCS= main.c ar5416_ds.c
.include <../Makefile.inc>
.include <bsd.prog.mk>

356
tools/tools/ath/athalq/ar5416_ds.c Normal file
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/*
* Copyright (c) 2012 Adrian Chadd <adrian@FreeBSD.org>
* All Rights Reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/alq.h>
#include <sys/endian.h>
#include <dev/ath/if_ath_alq.h>
#include <dev/ath/ath_hal/ar5416/ar5416desc.h>
#include "ar5416_ds.h"
#define MS(_v, _f) ( ((_v) & (_f)) >> _f##_S )
#define MF(_v, _f) ( !! ((_v) & (_f)))
static void
ar5416_decode_txstatus(struct if_ath_alq_payload *a)
{
struct ar5416_desc txs;
/* XXX assumes txs is smaller than PAYLOAD_LEN! */
memcpy(&txs, &a->payload, sizeof(struct ar5416_desc));
printf("[%u] [%llu] TXSTATUS\n",
(unsigned int) be32toh(a->hdr.tstamp),
(unsigned long long) be64toh(a->hdr.threadid));
/* ds_txstatus0 */
printf(" RX RSSI 0 [%d %d %d]\n",
MS(txs.u.tx.status[0], AR_TxRSSIAnt00),
MS(txs.u.tx.status[0], AR_TxRSSIAnt01),
MS(txs.u.tx.status[0], AR_TxRSSIAnt02));
printf(" BA Valid=%d\n",
MF(txs.u.tx.status[0], AR_TxBaStatus));
/* ds_txstatus1 */
printf(" Frmok=%d, xretries=%d, fifounderrun=%d, filt=%d\n",
MF(txs.u.tx.status[1], AR_FrmXmitOK),
MF(txs.u.tx.status[1], AR_ExcessiveRetries),
MF(txs.u.tx.status[1], AR_FIFOUnderrun),
MF(txs.u.tx.status[1], AR_Filtered));
printf(" DelimUnderrun=%d, DataUnderun=%d, DescCfgErr=%d,"
" TxTimerExceeded=%d\n",
MF(txs.u.tx.status[1], AR_TxDelimUnderrun),
MF(txs.u.tx.status[1], AR_TxDataUnderrun),
MF(txs.u.tx.status[1], AR_DescCfgErr),
MF(txs.u.tx.status[1], AR_TxTimerExpired));
printf(" RTScnt=%d, FailCnt=%d, VRetryCnt=%d\n",
MS(txs.u.tx.status[1], AR_RTSFailCnt),
MS(txs.u.tx.status[1], AR_DataFailCnt),
MS(txs.u.tx.status[1], AR_VirtRetryCnt));
/* ds_txstatus2 */
printf(" TxTimestamp=0x%08x\n", txs.u.tx.status[2]);
/* ds_txstatus3 */
/* ds_txstatus4 */
printf(" BALow=0x%08x\n", txs.u.tx.status[3]);
printf(" BAHigh=0x%08x\n", txs.u.tx.status[4]);
/* ds_txstatus5 */
printf(" RX RSSI 1 [%d %d %d] Comb=%d\n",
MS(txs.u.tx.status[5], AR_TxRSSIAnt10),
MS(txs.u.tx.status[5], AR_TxRSSIAnt11),
MS(txs.u.tx.status[5], AR_TxRSSIAnt12),
MS(txs.u.tx.status[5], AR_TxRSSICombined));
/* ds_txstatus6 */
/* ds_txstatus7 */
/* ds_txstatus8 */
printf(" TxEVM[0]=0x%08x, TxEVM[1]=0x%08x, TxEVM[2]=0x%08x\n",
txs.u.tx.status[6],
txs.u.tx.status[7],
txs.u.tx.status[8]);
/* ds_txstatus9 */
printf(" TxDone=%d, SeqNum=0x%04x, TxOpExceeded=%d, FinalTsIdx=%d\n",
MF(txs.u.tx.status[9], AR_TxDone),
MS(txs.u.tx.status[9], AR_SeqNum),
MF(txs.u.tx.status[9], AR_TxOpExceeded),
MS(txs.u.tx.status[9], AR_FinalTxIdx));
printf(" PowerMgmt=%d, TxTid=%d\n",
MF(txs.u.tx.status[9], AR_PowerMgmt),
MS(txs.u.tx.status[9], AR_TxTid));
printf("\n ------\n");
}
static void
ar5416_decode_txdesc(struct if_ath_alq_payload *a)
{
struct ar5416_desc txc;
/* XXX assumes txs is smaller than PAYLOAD_LEN! */
memcpy(&txc, &a->payload, sizeof(struct ar5416_desc));
printf("[%u] [%llu] TXD\n",
(unsigned int) be32toh(a->hdr.tstamp),
(unsigned long long) be64toh(a->hdr.threadid));
printf(" link=0x%08x, data=0x%08x\n",
txc.ds_link,
txc.ds_data);
/* ds_ctl0 */
printf(" Frame Len=%d, VMF=%d\n",
txc.ds_ctl0 & AR_FrameLen,
MF(txc.ds_ctl0, AR_VirtMoreFrag));
printf(" TX power0=%d, RtsEna=%d, Veol=%d, ClrDstMask=%d\n",
MS(txc.ds_ctl0, AR_XmitPower),
MF(txc.ds_ctl0, AR_RTSEnable),
MF(txc.ds_ctl0, AR_VEOL),
MF(txc.ds_ctl0, AR_ClrDestMask));
printf(" TxIntrReq=%d, DestIdxValid=%d, CtsEnable=%d\n",
MF(txc.ds_ctl0, AR_TxIntrReq),
MF(txc.ds_ctl0, AR_DestIdxValid),
MF(txc.ds_ctl0, AR_CTSEnable));
/* ds_ctl1 */
printf(" BufLen=%d, TxMore=%d, DestIdx=%d,"
" FrType=0x%x\n",
txc.ds_ctl1 & AR_BufLen,
MF(txc.ds_ctl1, AR_TxMore),
MS(txc.ds_ctl1, AR_DestIdx),
MS(txc.ds_ctl1, AR_FrameType));
printf(" NoAck=%d, InsertTs=%d, CorruptFcs=%d, ExtOnly=%d,"
" ExtAndCtl=%d\n",
MF(txc.ds_ctl1, AR_NoAck),
MF(txc.ds_ctl1, AR_InsertTS),
MF(txc.ds_ctl1, AR_CorruptFCS),
MF(txc.ds_ctl1, AR_ExtOnly),
MF(txc.ds_ctl1, AR_ExtAndCtl));
printf(" MoreAggr=%d, IsAggr=%d, MoreRifs=%d\n",
MF(txc.ds_ctl1, AR_MoreAggr),
MF(txc.ds_ctl1, AR_IsAggr),
MF(txc.ds_ctl1, AR_MoreRifs));
/* ds_ctl2 */
printf(" DurUpEna=%d, Burstdur=0x%04x\n",
MF(txc.ds_ctl2, AR_DurUpdateEn),
MS(txc.ds_ctl2, AR_BurstDur));
printf(" Try0=%d, Try1=%d, Try2=%d, Try3=%d\n",
MS(txc.ds_ctl2, AR_XmitDataTries0),
MS(txc.ds_ctl2, AR_XmitDataTries1),
MS(txc.ds_ctl2, AR_XmitDataTries2),
MS(txc.ds_ctl2, AR_XmitDataTries3));
/* ds_ctl3 */
printf(" rate0=0x%02x, rate1=0x%02x, rate2=0x%02x, rate3=0x%02x\n",
MS(txc.ds_ctl3, AR_XmitRate0),
MS(txc.ds_ctl3, AR_XmitRate1),
MS(txc.ds_ctl3, AR_XmitRate2),
MS(txc.ds_ctl3, AR_XmitRate3));
/* ds_ctl4 */
printf(" try 0: PktDur=%d, RTS/CTS ena=%d\n",
MS(txc.ds_ctl4, AR_PacketDur0),
MF(txc.ds_ctl4, AR_RTSCTSQual0));
printf(" try 1: PktDur=%d, RTS/CTS ena=%d\n",
MS(txc.ds_ctl4, AR_PacketDur1),
MF(txc.ds_ctl4, AR_RTSCTSQual1));
/* ds_ctl5 */
printf(" try 2: PktDur=%d, RTS/CTS ena=%d\n",
MS(txc.ds_ctl5, AR_PacketDur2),
MF(txc.ds_ctl5, AR_RTSCTSQual2));
printf(" try 3: PktDur=%d, RTS/CTS ena=%d\n",
MS(txc.ds_ctl5, AR_PacketDur3),
MF(txc.ds_ctl5, AR_RTSCTSQual3));
/* ds_ctl6 */
printf(" AggrLen=%d, PadDelim=%d, EncrType=%d\n",
MS(txc.ds_ctl6, AR_AggrLen),
MS(txc.ds_ctl6, AR_PadDelim),
MS(txc.ds_ctl6, AR_EncrType));
/* ds_ctl7 */
printf(" try 0: chainMask=0x%x, GI=%d, 2040=%d, STBC=%d\n",
MS(txc.ds_ctl7, AR_ChainSel0),
MF(txc.ds_ctl7, AR_GI0),
MF(txc.ds_ctl7, AR_2040_0),
MF(txc.ds_ctl7, AR_STBC0));
printf(" try 1: chainMask=0x%x, GI=%d, 2040=%d, STBC=%d\n",
MS(txc.ds_ctl7, AR_ChainSel1),
MF(txc.ds_ctl7, AR_GI1),
MF(txc.ds_ctl7, AR_2040_1),
MF(txc.ds_ctl7, AR_STBC1));
printf(" try 2: chainMask=0x%x, GI=%d, 2040=%d, STBC=%d\n",
MS(txc.ds_ctl7, AR_ChainSel2),
MF(txc.ds_ctl7, AR_GI2),
MF(txc.ds_ctl7, AR_2040_2),
MF(txc.ds_ctl7, AR_STBC2));
printf(" try 3: chainMask=0x%x, GI=%d, 2040=%d, STBC=%d\n",
MS(txc.ds_ctl7, AR_ChainSel3),
MF(txc.ds_ctl7, AR_GI3),
MF(txc.ds_ctl7, AR_2040_3),
MF(txc.ds_ctl7, AR_STBC3));
/* ds_ctl8 */
printf(" try 0: ant=0x%08x\n", txc.ds_ctl8 & AR_AntCtl0);
/* ds_ctl9 */
printf(" try 1: TxPower=%d, ant=0x%08x\n",
MS(txc.ds_ctl9, AR_XmitPower1),
txc.ds_ctl9 & AR_AntCtl1);
/* ds_ctl10 */
printf(" try 2: TxPower=%d, ant=0x%08x\n",
MS(txc.ds_ctl10, AR_XmitPower2),
txc.ds_ctl10 & AR_AntCtl2);
/* ds_ctl11 */
printf(" try 3: TxPower=%d, ant=0x%08x\n",
MS(txc.ds_ctl11, AR_XmitPower3),
txc.ds_ctl11 & AR_AntCtl3);
printf("\n ------ \n");
}
static void
ar5416_decode_rxstatus(struct if_ath_alq_payload *a)
{
struct ar5416_desc rxs;
/* XXX assumes rxs is smaller than PAYLOAD_LEN! */
memcpy(&rxs, &a->payload, sizeof(struct ar5416_desc));
printf("[%u] [%llu] RXSTATUS\n",
(unsigned int) be32toh(a->hdr.tstamp),
(unsigned long long) be64toh(a->hdr.threadid));
printf(" link=0x%08x, data=0x%08x, ctl0=0x%08x, ctl2=0x%08x\n",
rxs.ds_link,
rxs.ds_data,
rxs.ds_ctl0,
rxs.ds_ctl1);
/* status0 */
/*
* XXX TODO: For AR9285, the chain 1 and chain 2 RSSI values
* acutally contain the RX mixer configuration
*/
printf(" RSSICtl[0]=%d, RSSICtl[1]=%d, RSSICtl[2]=%d\n",
MS(rxs.ds_rxstatus0, AR_RxRSSIAnt00),
MS(rxs.ds_rxstatus0, AR_RxRSSIAnt01),
MS(rxs.ds_rxstatus0, AR_RxRSSIAnt02));
/* status1 */
printf(" DataLen=%d, RxMore=%d, NumDelim=%d\n",
rxs.ds_rxstatus1 & AR_DataLen,
MF(rxs.ds_rxstatus1, AR_RxMore),
MS(rxs.ds_rxstatus1, AR_NumDelim));
/* status2 */
printf(" RxTimestamp=0x%08x\n", rxs.ds_rxstatus2);
/* status3 - RxRate however is for Owl 2.0 */
printf(" GI=%d, 2040=%d, RxRate=0x%02x, DupFrame=%d, RxAnt=0x%08x\n",
MF(rxs.ds_rxstatus3, AR_GI),
MF(rxs.ds_rxstatus3, AR_2040),
MS(rxs.ds_rxstatus0, AR_RxRate),
MF(rxs.ds_rxstatus3, AR_DupFrame),
MS(rxs.ds_rxstatus3, AR_RxAntenna));
/* status4 */
printf(" RSSIExt[0]=%d, RSSIExt[1]=%d, RSSIExt[2]=%d, RSSIComb=%d\n",
MS(rxs.ds_rxstatus4, AR_RxRSSIAnt10),
MS(rxs.ds_rxstatus4, AR_RxRSSIAnt11),
MS(rxs.ds_rxstatus4, AR_RxRSSIAnt12),
MS(rxs.ds_rxstatus4, AR_RxRSSICombined));
/* status5 */
/* status6 */
/* status7 */
printf(" RxEvm0=0x%08x, RxEvm1=0x%08x, RxEvm2=0x%08x\n",
rxs.ds_rxstatus5,
rxs.ds_rxstatus6,
rxs.ds_rxstatus7);
/* status8 */
printf(" RxDone=%d, RxFrameOk=%d, CrcErr=%d, DecryptCrcErr=%d\n",
MF(rxs.ds_rxstatus8, AR_RxDone),
MF(rxs.ds_rxstatus8, AR_RxFrameOK),
MF(rxs.ds_rxstatus8, AR_CRCErr),
MF(rxs.ds_rxstatus8, AR_DecryptCRCErr));
printf(" PhyErr=%d, MichaelErr=%d, PreDelimCRCErr=%d, KeyIdxValid=%d\n",
MF(rxs.ds_rxstatus8, AR_PHYErr),
MF(rxs.ds_rxstatus8, AR_MichaelErr),
MF(rxs.ds_rxstatus8, AR_PreDelimCRCErr),
MF(rxs.ds_rxstatus8, AR_RxKeyIdxValid));
/* If PHY error, print that out. Otherwise, the key index */
if (MF(rxs.ds_rxstatus8, AR_PHYErr))
printf(" PhyErrCode=0x%02x\n",
MS(rxs.ds_rxstatus8, AR_PHYErrCode));
else
printf(" KeyIdx=0x%02x\n",
MS(rxs.ds_rxstatus8, AR_KeyIdx));
printf(" RxMoreAggr=%d, RxAggr=%d, PostDelimCRCErr=%d, HiRxChain=%d\n",
MF(rxs.ds_rxstatus8, AR_RxMoreAggr),
MF(rxs.ds_rxstatus8, AR_RxAggr),
MF(rxs.ds_rxstatus8, AR_PostDelimCRCErr),
MF(rxs.ds_rxstatus8, AR_HiRxChain));
printf(" KeyMiss=%d\n",
MF(rxs.ds_rxstatus8, AR_KeyMiss));
printf("\n ------\n");
}
void
ar5416_alq_payload(struct if_ath_alq_payload *a)
{
switch (be16toh(a->hdr.op)) {
case ATH_ALQ_EDMA_TXSTATUS: /* TXSTATUS */
ar5416_decode_txstatus(a);
break;
case ATH_ALQ_EDMA_RXSTATUS: /* RXSTATUS */
ar5416_decode_rxstatus(a);
break;
case ATH_ALQ_EDMA_TXDESC: /* TXDESC */
ar5416_decode_txdesc(a);
break;
default:
printf("[%d] [%lld] op: %d; len %d\n",
be32toh(a->hdr.tstamp),
be64toh(a->hdr.threadid),
be16toh(a->hdr.op), be16toh(a->hdr.len));
}
}

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tools/tools/ath/athalq/ar5416_ds.h Normal file
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/*
* Copyright (c) 2012 Adrian Chadd <adrian@FreeBSD.org>
* All Rights Reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $FreeBSD$
*/
#ifndef __AR5416_DS_H__
#define __AR5416_DS_H__
extern void ar5416_alq_payload(struct if_ath_alq_payload *a);
#endif /* __AR5416_DS_H__ */

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tools/tools/ath/athalq/main.c Normal file
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/*
* Copyright (c) 2012 Adrian Chadd <adrian@FreeBSD.org>
* All Rights Reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/alq.h>
#include <sys/endian.h>
#include <dev/ath/if_ath_alq.h>
#if 0
#include "ar9300_ds.h"
#endif
#include "ar5416_ds.h"
#define AR5210_MAGIC 0x19980124
#define AR5211_MAGIC 0x19570405
#define AR5212_MAGIC 0x19541014
#define AR5416_MAGIC 0x20065416
#define AR9300_MAGIC 0x19741014
#define READBUF_SIZE 1024
struct if_ath_alq_init_state hdr;
static void
ath_alq_print_hdr(struct if_ath_alq_init_state *hdr)
{
printf("macVersion=%d.%d, PHY=%d, Magic=%08x\n",
be32toh(hdr->sc_mac_version),
be32toh(hdr->sc_mac_revision),
be32toh(hdr->sc_phy_rev),
be32toh(hdr->sc_hal_magic));
}
int
main(int argc, const char *argv[])
{
const char *file = argv[1];
int fd;
struct if_ath_alq_payload *a;
int r;
char buf[READBUF_SIZE];
int buflen = 0;
if (argc < 2) {
printf("usage: %s <ahq log>\n", argv[0]);
exit(127);
}
fd = open(file, O_RDONLY);
if (fd < 0) {
perror("open");
exit(127);
}
/*
* The payload structure is now no longer a fixed
* size. So, hoops are jumped through. Really
* terrible, infficient hoops.
*/
while (1) {
if (buflen < 512) { /* XXX Eww */
r = read(fd, buf + buflen, READBUF_SIZE - buflen);
if (r <= 0)
break;
buflen += r;
//printf("read %d bytes, buflen now %d\n", r, buflen);
}
a = (struct if_ath_alq_payload *) &buf[0];
/*
* XXX sanity check that len is within the left over
* size of buf.
*/
if (be16toh(a->hdr.len) > buflen) {
fprintf(stderr, "%s: len=%d, buf=%d, tsk!\n",
argv[0], be16toh(a->hdr.len),
buflen);
break;
}
switch (be16toh(a->hdr.op)) {
case ATH_ALQ_INIT_STATE:
/* XXX should double check length! */
memcpy(&hdr, a->payload, sizeof(hdr));
ath_alq_print_hdr(&hdr);
break;
default:
#if 0
if (be32toh(hdr.sc_hal_magic) == AR9300_MAGIC)
ar9300_alq_payload(a);
#endif
if (be32toh(hdr.sc_hal_magic) == AR5416_MAGIC)
ar5416_alq_payload(a);
else
printf("[%d] [%lld] op: %d; len %d\n",
be32toh(a->hdr.tstamp),
be64toh(a->hdr.threadid),
be16toh(a->hdr.op),
be16toh(a->hdr.len));
}
/*
* a.len is minus the header size, so..
*/
buflen -= (be16toh(a->hdr.len)
+ sizeof(struct if_ath_alq_hdr));
memmove(&buf[0],
&buf[be16toh(a->hdr.len) + sizeof(struct if_ath_alq_hdr)],
READBUF_SIZE - (be16toh(a->hdr.len)
+ sizeof(struct if_ath_alq_hdr)));
//printf(" buflen is now %d\n", buflen);
}
close(fd);
}