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freebsd/sys/dev/ath/ath_hal/ah_eeprom_v3.c
Warner Losh 95ee2897e9 sys: Remove $FreeBSD$: two-line .h pattern 
Remove /^\s*\*\n \*\s+\$FreeBSD\$$\n/
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/*-
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
* Copyright (c) 2002-2008 Atheros Communications, Inc.
*
* 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 "opt_ah.h"
#include "ah.h"
#include "ah_internal.h"
#include "ah_eeprom_v3.h"
static void
getPcdacInterceptsFromPcdacMinMax(HAL_EEPROM *ee,
uint16_t pcdacMin, uint16_t pcdacMax, uint16_t *vp)
{
static const uint16_t intercepts3[] =
{ 0, 5, 10, 20, 30, 50, 70, 85, 90, 95, 100 };
static const uint16_t intercepts3_2[] =
{ 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 };
const uint16_t *ip = ee->ee_version < AR_EEPROM_VER3_2 ?
intercepts3 : intercepts3_2;
int i;
/* loop for the percentages in steps or 5 */
for (i = 0; i < NUM_INTERCEPTS; i++ )
*vp++ = (ip[i] * pcdacMax + (100 - ip[i]) * pcdacMin) / 100;
}
/*
* Get channel value from binary representation held in eeprom
*/
static uint16_t
fbin2freq(HAL_EEPROM *ee, uint16_t fbin)
{
if (fbin == CHANNEL_UNUSED) /* reserved value, don't convert */
return fbin;
return ee->ee_version <= AR_EEPROM_VER3_2 ?
(fbin > 62 ? 5100 + 10*62 + 5*(fbin-62) : 5100 + 10*fbin) :
4800 + 5*fbin;
}
static uint16_t
fbin2freq_2p4(HAL_EEPROM *ee, uint16_t fbin)
{
if (fbin == CHANNEL_UNUSED) /* reserved value, don't convert */
return fbin;
return ee->ee_version <= AR_EEPROM_VER3_2 ?
2400 + fbin :
2300 + fbin;
}
/*
* Now copy EEPROM frequency pier contents into the allocated space
*/
static HAL_BOOL
readEepromFreqPierInfo(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
uint16_t eeval, off;
int i;
if (ee->ee_version >= AR_EEPROM_VER4_0 &&
ee->ee_eepMap && !ee->ee_Amode) {
/*
* V4.0 EEPROMs with map type 1 have frequency pier
* data only when 11a mode is supported.
*/
return AH_TRUE;
}
if (ee->ee_version >= AR_EEPROM_VER3_3) {
off = GROUPS_OFFSET3_3 + GROUP1_OFFSET;
for (i = 0; i < ee->ee_numChannels11a; i += 2) {
EEREAD(off++);
ee->ee_channels11a[i] = (eeval >> 8) & FREQ_MASK_3_3;
ee->ee_channels11a[i+1] = eeval & FREQ_MASK_3_3;
}
} else {
off = GROUPS_OFFSET3_2 + GROUP1_OFFSET;
EEREAD(off++);
ee->ee_channels11a[0] = (eeval >> 9) & FREQ_MASK;
ee->ee_channels11a[1] = (eeval >> 2) & FREQ_MASK;
ee->ee_channels11a[2] = (eeval << 5) & FREQ_MASK;
EEREAD(off++);
ee->ee_channels11a[2] |= (eeval >> 11) & 0x1f;
ee->ee_channels11a[3] = (eeval >> 4) & FREQ_MASK;
ee->ee_channels11a[4] = (eeval << 3) & FREQ_MASK;
EEREAD(off++);
ee->ee_channels11a[4] |= (eeval >> 13) & 0x7;
ee->ee_channels11a[5] = (eeval >> 6) & FREQ_MASK;
ee->ee_channels11a[6] = (eeval << 1) & FREQ_MASK;
EEREAD(off++);
ee->ee_channels11a[6] |= (eeval >> 15) & 0x1;
ee->ee_channels11a[7] = (eeval >> 8) & FREQ_MASK;
ee->ee_channels11a[8] = (eeval >> 1) & FREQ_MASK;
ee->ee_channels11a[9] = (eeval << 6) & FREQ_MASK;
EEREAD(off++);
ee->ee_channels11a[9] |= (eeval >> 10) & 0x3f;
}
for (i = 0; i < ee->ee_numChannels11a; i++)
ee->ee_channels11a[i] = fbin2freq(ee, ee->ee_channels11a[i]);
return AH_TRUE;
#undef EEREAD
}
/*
* Rev 4 Eeprom 5112 Power Extract Functions
*/
/*
* Allocate the power information based on the number of channels
* recorded by the calibration. These values are then initialized.
*/
static HAL_BOOL
eepromAllocExpnPower5112(struct ath_hal *ah,
const EEPROM_POWER_5112 *pCalDataset,
EEPROM_POWER_EXPN_5112 *pPowerExpn)
{
uint16_t numChannels = pCalDataset->numChannels;
const uint16_t *pChanList = pCalDataset->pChannels;
void *data;
int i, j;
/* Allocate the channel and Power Data arrays together */
data = ath_hal_malloc(
roundup(sizeof(uint16_t) * numChannels, sizeof(uint32_t)) +
sizeof(EXPN_DATA_PER_CHANNEL_5112) * numChannels);
if (data == AH_NULL) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s unable to allocate raw data struct (gen3)\n", __func__);
return AH_FALSE;
}
pPowerExpn->pChannels = data;
pPowerExpn->pDataPerChannel = (void *)(((char *)data) +
roundup(sizeof(uint16_t) * numChannels, sizeof(uint32_t)));
pPowerExpn->numChannels = numChannels;
for (i = 0; i < numChannels; i++) {
pPowerExpn->pChannels[i] =
pPowerExpn->pDataPerChannel[i].channelValue =
pChanList[i];
for (j = 0; j < NUM_XPD_PER_CHANNEL; j++) {
pPowerExpn->pDataPerChannel[i].pDataPerXPD[j].xpd_gain = j;
pPowerExpn->pDataPerChannel[i].pDataPerXPD[j].numPcdacs = 0;
}
pPowerExpn->pDataPerChannel[i].pDataPerXPD[0].numPcdacs = 4;
pPowerExpn->pDataPerChannel[i].pDataPerXPD[3].numPcdacs = 3;
}
return AH_TRUE;
}
/*
* Expand the dataSet from the calibration information into the
* final power structure for 5112
*/
static HAL_BOOL
eepromExpandPower5112(struct ath_hal *ah,
const EEPROM_POWER_5112 *pCalDataset,
EEPROM_POWER_EXPN_5112 *pPowerExpn)
{
int ii, jj, kk;
int16_t maxPower_t4;
EXPN_DATA_PER_XPD_5112 *pExpnXPD;
/* ptr to array of info held per channel */
const EEPROM_DATA_PER_CHANNEL_5112 *pCalCh;
uint16_t xgainList[2], xpdMask;
pPowerExpn->xpdMask = pCalDataset->xpdMask;
xgainList[0] = 0xDEAD;
xgainList[1] = 0xDEAD;
kk = 0;
xpdMask = pPowerExpn->xpdMask;
for (jj = 0; jj < NUM_XPD_PER_CHANNEL; jj++) {
if (((xpdMask >> jj) & 1) > 0) {
if (kk > 1) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: too many xpdGains in dataset: %u\n",
__func__, kk);
return AH_FALSE;
}
xgainList[kk++] = jj;
}
}
pPowerExpn->numChannels = pCalDataset->numChannels;
if (pPowerExpn->numChannels == 0) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: no channels\n", __func__);
return AH_FALSE;
}
for (ii = 0; ii < pPowerExpn->numChannels; ii++) {
pCalCh = &pCalDataset->pDataPerChannel[ii];
pPowerExpn->pDataPerChannel[ii].channelValue =
pCalCh->channelValue;
pPowerExpn->pDataPerChannel[ii].maxPower_t4 =
pCalCh->maxPower_t4;
maxPower_t4 = pPowerExpn->pDataPerChannel[ii].maxPower_t4;
for (jj = 0; jj < NUM_XPD_PER_CHANNEL; jj++)
pPowerExpn->pDataPerChannel[ii].pDataPerXPD[jj].numPcdacs = 0;
if (xgainList[1] == 0xDEAD) {
jj = xgainList[0];
pExpnXPD = &pPowerExpn->pDataPerChannel[ii].pDataPerXPD[jj];
pExpnXPD->numPcdacs = 4;
pExpnXPD->pcdac[0] = pCalCh->pcd1_xg0;
pExpnXPD->pcdac[1] = (uint16_t)
(pExpnXPD->pcdac[0] + pCalCh->pcd2_delta_xg0);
pExpnXPD->pcdac[2] = (uint16_t)
(pExpnXPD->pcdac[1] + pCalCh->pcd3_delta_xg0);
pExpnXPD->pcdac[3] = (uint16_t)
(pExpnXPD->pcdac[2] + pCalCh->pcd4_delta_xg0);
pExpnXPD->pwr_t4[0] = pCalCh->pwr1_xg0;
pExpnXPD->pwr_t4[1] = pCalCh->pwr2_xg0;
pExpnXPD->pwr_t4[2] = pCalCh->pwr3_xg0;
pExpnXPD->pwr_t4[3] = pCalCh->pwr4_xg0;
} else {
pPowerExpn->pDataPerChannel[ii].pDataPerXPD[xgainList[0]].pcdac[0] = pCalCh->pcd1_xg0;
pPowerExpn->pDataPerChannel[ii].pDataPerXPD[xgainList[1]].pcdac[0] = 20;
pPowerExpn->pDataPerChannel[ii].pDataPerXPD[xgainList[1]].pcdac[1] = 35;
pPowerExpn->pDataPerChannel[ii].pDataPerXPD[xgainList[1]].pcdac[2] = 63;
jj = xgainList[0];
pExpnXPD = &pPowerExpn->pDataPerChannel[ii].pDataPerXPD[jj];
pExpnXPD->numPcdacs = 4;
pExpnXPD->pcdac[1] = (uint16_t)
(pExpnXPD->pcdac[0] + pCalCh->pcd2_delta_xg0);
pExpnXPD->pcdac[2] = (uint16_t)
(pExpnXPD->pcdac[1] + pCalCh->pcd3_delta_xg0);
pExpnXPD->pcdac[3] = (uint16_t)
(pExpnXPD->pcdac[2] + pCalCh->pcd4_delta_xg0);
pExpnXPD->pwr_t4[0] = pCalCh->pwr1_xg0;
pExpnXPD->pwr_t4[1] = pCalCh->pwr2_xg0;
pExpnXPD->pwr_t4[2] = pCalCh->pwr3_xg0;
pExpnXPD->pwr_t4[3] = pCalCh->pwr4_xg0;
jj = xgainList[1];
pExpnXPD = &pPowerExpn->pDataPerChannel[ii].pDataPerXPD[jj];
pExpnXPD->numPcdacs = 3;
pExpnXPD->pwr_t4[0] = pCalCh->pwr1_xg3;
pExpnXPD->pwr_t4[1] = pCalCh->pwr2_xg3;
pExpnXPD->pwr_t4[2] = pCalCh->pwr3_xg3;
}
}
return AH_TRUE;
}
static HAL_BOOL
readEepromRawPowerCalInfo5112(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
const uint16_t dbmmask = 0xff;
const uint16_t pcdac_delta_mask = 0x1f;
const uint16_t pcdac_mask = 0x3f;
const uint16_t freqmask = 0xff;
int i, mode, numPiers;
uint32_t off;
uint16_t eeval;
uint16_t freq[NUM_11A_EEPROM_CHANNELS];
EEPROM_POWER_5112 eePower;
HALASSERT(ee->ee_version >= AR_EEPROM_VER4_0);
off = GROUPS_OFFSET3_3;
for (mode = headerInfo11A; mode <= headerInfo11G; mode++) {
numPiers = 0;
switch (mode) {
case headerInfo11A:
if (!ee->ee_Amode) /* no 11a calibration data */
continue;
while (numPiers < NUM_11A_EEPROM_CHANNELS) {
EEREAD(off++);
if ((eeval & freqmask) == 0)
break;
freq[numPiers++] = fbin2freq(ee,
eeval & freqmask);
if (((eeval >> 8) & freqmask) == 0)
break;
freq[numPiers++] = fbin2freq(ee,
(eeval>>8) & freqmask);
}
break;
case headerInfo11B:
if (!ee->ee_Bmode) /* no 11b calibration data */
continue;
for (i = 0; i < NUM_2_4_EEPROM_CHANNELS; i++)
if (ee->ee_calPier11b[i] != CHANNEL_UNUSED)
freq[numPiers++] = ee->ee_calPier11b[i];
break;
case headerInfo11G:
if (!ee->ee_Gmode) /* no 11g calibration data */
continue;
for (i = 0; i < NUM_2_4_EEPROM_CHANNELS; i++)
if (ee->ee_calPier11g[i] != CHANNEL_UNUSED)
freq[numPiers++] = ee->ee_calPier11g[i];
break;
default:
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n",
__func__, mode);
return AH_FALSE;
}
OS_MEMZERO(&eePower, sizeof(eePower));
eePower.numChannels = numPiers;
for (i = 0; i < numPiers; i++) {
eePower.pChannels[i] = freq[i];
eePower.pDataPerChannel[i].channelValue = freq[i];
EEREAD(off++);
eePower.pDataPerChannel[i].pwr1_xg0 = (int16_t)
((eeval & dbmmask) - ((eeval >> 7) & 0x1)*256);
eePower.pDataPerChannel[i].pwr2_xg0 = (int16_t)
(((eeval >> 8) & dbmmask) - ((eeval >> 15) & 0x1)*256);
EEREAD(off++);
eePower.pDataPerChannel[i].pwr3_xg0 = (int16_t)
((eeval & dbmmask) - ((eeval >> 7) & 0x1)*256);
eePower.pDataPerChannel[i].pwr4_xg0 = (int16_t)
(((eeval >> 8) & dbmmask) - ((eeval >> 15) & 0x1)*256);
EEREAD(off++);
eePower.pDataPerChannel[i].pcd2_delta_xg0 = (uint16_t)
(eeval & pcdac_delta_mask);
eePower.pDataPerChannel[i].pcd3_delta_xg0 = (uint16_t)
((eeval >> 5) & pcdac_delta_mask);
eePower.pDataPerChannel[i].pcd4_delta_xg0 = (uint16_t)
((eeval >> 10) & pcdac_delta_mask);
EEREAD(off++);
eePower.pDataPerChannel[i].pwr1_xg3 = (int16_t)
((eeval & dbmmask) - ((eeval >> 7) & 0x1)*256);
eePower.pDataPerChannel[i].pwr2_xg3 = (int16_t)
(((eeval >> 8) & dbmmask) - ((eeval >> 15) & 0x1)*256);
EEREAD(off++);
eePower.pDataPerChannel[i].pwr3_xg3 = (int16_t)
((eeval & dbmmask) - ((eeval >> 7) & 0x1)*256);
if (ee->ee_version >= AR_EEPROM_VER4_3) {
eePower.pDataPerChannel[i].maxPower_t4 =
eePower.pDataPerChannel[i].pwr4_xg0;
eePower.pDataPerChannel[i].pcd1_xg0 = (uint16_t)
((eeval >> 8) & pcdac_mask);
} else {
eePower.pDataPerChannel[i].maxPower_t4 = (int16_t)
(((eeval >> 8) & dbmmask) -
((eeval >> 15) & 0x1)*256);
eePower.pDataPerChannel[i].pcd1_xg0 = 1;
}
}
eePower.xpdMask = ee->ee_xgain[mode];
if (!eepromAllocExpnPower5112(ah, &eePower, &ee->ee_modePowerArray5112[mode])) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: did not allocate power struct\n", __func__);
return AH_FALSE;
}
if (!eepromExpandPower5112(ah, &eePower, &ee->ee_modePowerArray5112[mode])) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: did not expand power struct\n", __func__);
return AH_FALSE;
}
}
return AH_TRUE;
#undef EEREAD
}
static void
freeEepromRawPowerCalInfo5112(struct ath_hal *ah, HAL_EEPROM *ee)
{
int mode;
void *data;
for (mode = headerInfo11A; mode <= headerInfo11G; mode++) {
EEPROM_POWER_EXPN_5112 *pPowerExpn =
&ee->ee_modePowerArray5112[mode];
data = pPowerExpn->pChannels;
if (data != AH_NULL) {
pPowerExpn->pChannels = AH_NULL;
ath_hal_free(data);
}
}
}
static void
ar2413SetupEEPROMDataset(EEPROM_DATA_STRUCT_2413 *pEEPROMDataset2413,
uint16_t myNumRawChannels, uint16_t *pMyRawChanList)
{
uint16_t i, channelValue;
uint32_t xpd_mask;
uint16_t numPdGainsUsed;
pEEPROMDataset2413->numChannels = myNumRawChannels;
xpd_mask = pEEPROMDataset2413->xpd_mask;
numPdGainsUsed = 0;
if ((xpd_mask >> 0) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 1) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 2) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 3) & 0x1) numPdGainsUsed++;
for (i = 0; i < myNumRawChannels; i++) {
channelValue = pMyRawChanList[i];
pEEPROMDataset2413->pChannels[i] = channelValue;
pEEPROMDataset2413->pDataPerChannel[i].channelValue = channelValue;
pEEPROMDataset2413->pDataPerChannel[i].numPdGains = numPdGainsUsed;
}
}
static HAL_BOOL
ar2413ReadCalDataset(struct ath_hal *ah, HAL_EEPROM *ee,
EEPROM_DATA_STRUCT_2413 *pCalDataset,
uint32_t start_offset, uint32_t maxPiers, uint8_t mode)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
const uint16_t dbm_I_mask = 0x1F; /* 5-bits. 1dB step. */
const uint16_t dbm_delta_mask = 0xF; /* 4-bits. 0.5dB step. */
const uint16_t Vpd_I_mask = 0x7F; /* 7-bits. 0-128 */
const uint16_t Vpd_delta_mask = 0x3F; /* 6-bits. 0-63 */
const uint16_t freqmask = 0xff;
uint16_t ii, eeval;
uint16_t idx, numPiers;
uint16_t freq[NUM_11A_EEPROM_CHANNELS];
idx = start_offset;
for (numPiers = 0; numPiers < maxPiers;) {
EEREAD(idx++);
if ((eeval & freqmask) == 0)
break;
if (mode == headerInfo11A)
freq[numPiers++] = fbin2freq(ee, (eeval & freqmask));
else
freq[numPiers++] = fbin2freq_2p4(ee, (eeval & freqmask));
if (((eeval >> 8) & freqmask) == 0)
break;
if (mode == headerInfo11A)
freq[numPiers++] = fbin2freq(ee, (eeval >> 8) & freqmask);
else
freq[numPiers++] = fbin2freq_2p4(ee, (eeval >> 8) & freqmask);
}
ar2413SetupEEPROMDataset(pCalDataset, numPiers, &freq[0]);
idx = start_offset + (maxPiers / 2);
for (ii = 0; ii < pCalDataset->numChannels; ii++) {
EEPROM_DATA_PER_CHANNEL_2413 *currCh =
&(pCalDataset->pDataPerChannel[ii]);
if (currCh->numPdGains > 0) {
/*
* Read the first NUM_POINTS_OTHER_PDGAINS pwr
* and Vpd values for pdgain_0
*/
EEREAD(idx++);
currCh->pwr_I[0] = eeval & dbm_I_mask;
currCh->Vpd_I[0] = (eeval >> 5) & Vpd_I_mask;
currCh->pwr_delta_t2[0][0] =
(eeval >> 12) & dbm_delta_mask;
EEREAD(idx++);
currCh->Vpd_delta[0][0] = eeval & Vpd_delta_mask;
currCh->pwr_delta_t2[1][0] =
(eeval >> 6) & dbm_delta_mask;
currCh->Vpd_delta[1][0] =
(eeval >> 10) & Vpd_delta_mask;
EEREAD(idx++);
currCh->pwr_delta_t2[2][0] = eeval & dbm_delta_mask;
currCh->Vpd_delta[2][0] = (eeval >> 4) & Vpd_delta_mask;
}
if (currCh->numPdGains > 1) {
/*
* Read the first NUM_POINTS_OTHER_PDGAINS pwr
* and Vpd values for pdgain_1
*/
currCh->pwr_I[1] = (eeval >> 10) & dbm_I_mask;
currCh->Vpd_I[1] = (eeval >> 15) & 0x1;
EEREAD(idx++);
/* upper 6 bits */
currCh->Vpd_I[1] |= (eeval & 0x3F) << 1;
currCh->pwr_delta_t2[0][1] =
(eeval >> 6) & dbm_delta_mask;
currCh->Vpd_delta[0][1] =
(eeval >> 10) & Vpd_delta_mask;
EEREAD(idx++);
currCh->pwr_delta_t2[1][1] = eeval & dbm_delta_mask;
currCh->Vpd_delta[1][1] = (eeval >> 4) & Vpd_delta_mask;
currCh->pwr_delta_t2[2][1] =
(eeval >> 10) & dbm_delta_mask;
currCh->Vpd_delta[2][1] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 4 bits */
currCh->Vpd_delta[2][1] |= (eeval & 0xF) << 2;
} else if (currCh->numPdGains == 1) {
/*
* Read the last pwr and Vpd values for pdgain_0
*/
currCh->pwr_delta_t2[3][0] =
(eeval >> 10) & dbm_delta_mask;
currCh->Vpd_delta[3][0] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 4 bits */
currCh->Vpd_delta[3][0] |= (eeval & 0xF) << 2;
/* 4 words if numPdGains == 1 */
}
if (currCh->numPdGains > 2) {
/*
* Read the first NUM_POINTS_OTHER_PDGAINS pwr
* and Vpd values for pdgain_2
*/
currCh->pwr_I[2] = (eeval >> 4) & dbm_I_mask;
currCh->Vpd_I[2] = (eeval >> 9) & Vpd_I_mask;
EEREAD(idx++);
currCh->pwr_delta_t2[0][2] =
(eeval >> 0) & dbm_delta_mask;
currCh->Vpd_delta[0][2] = (eeval >> 4) & Vpd_delta_mask;
currCh->pwr_delta_t2[1][2] =
(eeval >> 10) & dbm_delta_mask;
currCh->Vpd_delta[1][2] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 4 bits */
currCh->Vpd_delta[1][2] |= (eeval & 0xF) << 2;
currCh->pwr_delta_t2[2][2] =
(eeval >> 4) & dbm_delta_mask;
currCh->Vpd_delta[2][2] = (eeval >> 8) & Vpd_delta_mask;
} else if (currCh->numPdGains == 2) {
/*
* Read the last pwr and Vpd values for pdgain_1
*/
currCh->pwr_delta_t2[3][1] =
(eeval >> 4) & dbm_delta_mask;
currCh->Vpd_delta[3][1] = (eeval >> 8) & Vpd_delta_mask;
/* 6 words if numPdGains == 2 */
}
if (currCh->numPdGains > 3) {
/*
* Read the first NUM_POINTS_OTHER_PDGAINS pwr
* and Vpd values for pdgain_3
*/
currCh->pwr_I[3] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 3 bits */
currCh->pwr_I[3] |= ((eeval >> 0) & 0x7) << 2;
currCh->Vpd_I[3] = (eeval >> 3) & Vpd_I_mask;
currCh->pwr_delta_t2[0][3] =
(eeval >> 10) & dbm_delta_mask;
currCh->Vpd_delta[0][3] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 4 bits */
currCh->Vpd_delta[0][3] |= (eeval & 0xF) << 2;
currCh->pwr_delta_t2[1][3] =
(eeval >> 4) & dbm_delta_mask;
currCh->Vpd_delta[1][3] = (eeval >> 8) & Vpd_delta_mask;
currCh->pwr_delta_t2[2][3] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 2 bits */
currCh->pwr_delta_t2[2][3] |= ((eeval >> 0) & 0x3) << 2;
currCh->Vpd_delta[2][3] = (eeval >> 2) & Vpd_delta_mask;
currCh->pwr_delta_t2[3][3] =
(eeval >> 8) & dbm_delta_mask;
currCh->Vpd_delta[3][3] = (eeval >> 12) & 0xF;
EEREAD(idx++);
/* upper 2 bits */
currCh->Vpd_delta[3][3] |= ((eeval >> 0) & 0x3) << 4;
/* 12 words if numPdGains == 4 */
} else if (currCh->numPdGains == 3) {
/* read the last pwr and Vpd values for pdgain_2 */
currCh->pwr_delta_t2[3][2] = (eeval >> 14) & 0x3;
EEREAD(idx++);
/* upper 2 bits */
currCh->pwr_delta_t2[3][2] |= ((eeval >> 0) & 0x3) << 2;
currCh->Vpd_delta[3][2] = (eeval >> 2) & Vpd_delta_mask;
/* 9 words if numPdGains == 3 */
}
}
return AH_TRUE;
#undef EEREAD
}
static void
ar2413SetupRawDataset(RAW_DATA_STRUCT_2413 *pRaw, EEPROM_DATA_STRUCT_2413 *pCal)
{
uint16_t i, j, kk, channelValue;
uint16_t xpd_mask;
uint16_t numPdGainsUsed;
pRaw->numChannels = pCal->numChannels;
xpd_mask = pRaw->xpd_mask;
numPdGainsUsed = 0;
if ((xpd_mask >> 0) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 1) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 2) & 0x1) numPdGainsUsed++;
if ((xpd_mask >> 3) & 0x1) numPdGainsUsed++;
for (i = 0; i < pCal->numChannels; i++) {
channelValue = pCal->pChannels[i];
pRaw->pChannels[i] = channelValue;
pRaw->pDataPerChannel[i].channelValue = channelValue;
pRaw->pDataPerChannel[i].numPdGains = numPdGainsUsed;
kk = 0;
for (j = 0; j < MAX_NUM_PDGAINS_PER_CHANNEL; j++) {
pRaw->pDataPerChannel[i].pDataPerPDGain[j].pd_gain = j;
if ((xpd_mask >> j) & 0x1) {
pRaw->pDataPerChannel[i].pDataPerPDGain[j].numVpd = NUM_POINTS_OTHER_PDGAINS;
kk++;
if (kk == 1) {
/*
* lowest pd_gain corresponds
* to highest power and thus,
* has one more point
*/
pRaw->pDataPerChannel[i].pDataPerPDGain[j].numVpd = NUM_POINTS_LAST_PDGAIN;
}
} else {
pRaw->pDataPerChannel[i].pDataPerPDGain[j].numVpd = 0;
}
}
}
}
static HAL_BOOL
ar2413EepromToRawDataset(struct ath_hal *ah,
EEPROM_DATA_STRUCT_2413 *pCal, RAW_DATA_STRUCT_2413 *pRaw)
{
uint16_t ii, jj, kk, ss;
RAW_DATA_PER_PDGAIN_2413 *pRawXPD;
/* ptr to array of info held per channel */
EEPROM_DATA_PER_CHANNEL_2413 *pCalCh;
uint16_t xgain_list[MAX_NUM_PDGAINS_PER_CHANNEL];
uint16_t xpd_mask;
uint32_t numPdGainsUsed;
HALASSERT(pRaw->xpd_mask == pCal->xpd_mask);
xgain_list[0] = 0xDEAD;
xgain_list[1] = 0xDEAD;
xgain_list[2] = 0xDEAD;
xgain_list[3] = 0xDEAD;
numPdGainsUsed = 0;
xpd_mask = pRaw->xpd_mask;
for (jj = 0; jj < MAX_NUM_PDGAINS_PER_CHANNEL; jj++) {
if ((xpd_mask >> (MAX_NUM_PDGAINS_PER_CHANNEL-jj-1)) & 1)
xgain_list[numPdGainsUsed++] = MAX_NUM_PDGAINS_PER_CHANNEL-jj-1;
}
pRaw->numChannels = pCal->numChannels;
for (ii = 0; ii < pRaw->numChannels; ii++) {
pCalCh = &(pCal->pDataPerChannel[ii]);
pRaw->pDataPerChannel[ii].channelValue = pCalCh->channelValue;
/* numVpd has already been setup appropriately for the relevant pdGains */
for (jj = 0; jj < numPdGainsUsed; jj++) {
/* use jj for calDataset and ss for rawDataset */
ss = xgain_list[jj];
pRawXPD = &(pRaw->pDataPerChannel[ii].pDataPerPDGain[ss]);
HALASSERT(pRawXPD->numVpd >= 1);
pRawXPD->pwr_t4[0] = (uint16_t)(4*pCalCh->pwr_I[jj]);
pRawXPD->Vpd[0] = pCalCh->Vpd_I[jj];
for (kk = 1; kk < pRawXPD->numVpd; kk++) {
pRawXPD->pwr_t4[kk] = (int16_t)(pRawXPD->pwr_t4[kk-1] + 2*pCalCh->pwr_delta_t2[kk-1][jj]);
pRawXPD->Vpd[kk] = (uint16_t)(pRawXPD->Vpd[kk-1] + pCalCh->Vpd_delta[kk-1][jj]);
}
/* loop over Vpds */
}
/* loop over pd_gains */
}
/* loop over channels */
return AH_TRUE;
}
static HAL_BOOL
readEepromRawPowerCalInfo2413(struct ath_hal *ah, HAL_EEPROM *ee)
{
/* NB: index is 1 less than numPdgains */
static const uint16_t wordsForPdgains[] = { 4, 6, 9, 12 };
EEPROM_DATA_STRUCT_2413 *pCal = AH_NULL;
RAW_DATA_STRUCT_2413 *pRaw;
int numEEPROMWordsPerChannel;
uint32_t off;
HAL_BOOL ret = AH_FALSE;
HALASSERT(ee->ee_version >= AR_EEPROM_VER5_0);
HALASSERT(ee->ee_eepMap == 2);
pCal = ath_hal_malloc(sizeof(EEPROM_DATA_STRUCT_2413));
if (pCal == AH_NULL)
goto exit;
off = ee->ee_eepMap2PowerCalStart;
if (ee->ee_Amode) {
OS_MEMZERO(pCal, sizeof(EEPROM_DATA_STRUCT_2413));
pCal->xpd_mask = ee->ee_xgain[headerInfo11A];
if (!ar2413ReadCalDataset(ah, ee, pCal, off,
NUM_11A_EEPROM_CHANNELS_2413, headerInfo11A)) {
goto exit;
}
pRaw = &ee->ee_rawDataset2413[headerInfo11A];
pRaw->xpd_mask = ee->ee_xgain[headerInfo11A];
ar2413SetupRawDataset(pRaw, pCal);
if (!ar2413EepromToRawDataset(ah, pCal, pRaw)) {
goto exit;
}
/* setup offsets for mode_11a next */
numEEPROMWordsPerChannel = wordsForPdgains[
pCal->pDataPerChannel[0].numPdGains - 1];
off += pCal->numChannels * numEEPROMWordsPerChannel + 5;
}
if (ee->ee_Bmode) {
OS_MEMZERO(pCal, sizeof(EEPROM_DATA_STRUCT_2413));
pCal->xpd_mask = ee->ee_xgain[headerInfo11B];
if (!ar2413ReadCalDataset(ah, ee, pCal, off,
NUM_2_4_EEPROM_CHANNELS_2413 , headerInfo11B)) {
goto exit;
}
pRaw = &ee->ee_rawDataset2413[headerInfo11B];
pRaw->xpd_mask = ee->ee_xgain[headerInfo11B];
ar2413SetupRawDataset(pRaw, pCal);
if (!ar2413EepromToRawDataset(ah, pCal, pRaw)) {
goto exit;
}
/* setup offsets for mode_11g next */
numEEPROMWordsPerChannel = wordsForPdgains[
pCal->pDataPerChannel[0].numPdGains - 1];
off += pCal->numChannels * numEEPROMWordsPerChannel + 2;
}
if (ee->ee_Gmode) {
OS_MEMZERO(pCal, sizeof(EEPROM_DATA_STRUCT_2413));
pCal->xpd_mask = ee->ee_xgain[headerInfo11G];
if (!ar2413ReadCalDataset(ah, ee, pCal, off,
NUM_2_4_EEPROM_CHANNELS_2413, headerInfo11G)) {
goto exit;
}
pRaw = &ee->ee_rawDataset2413[headerInfo11G];
pRaw->xpd_mask = ee->ee_xgain[headerInfo11G];
ar2413SetupRawDataset(pRaw, pCal);
if (!ar2413EepromToRawDataset(ah, pCal, pRaw)) {
goto exit;
}
}
ret = AH_TRUE;
exit:
if (pCal != AH_NULL)
ath_hal_free(pCal);
return ret;
}
/*
* Now copy EEPROM Raw Power Calibration per frequency contents
* into the allocated space
*/
static HAL_BOOL
readEepromRawPowerCalInfo(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
uint16_t eeval, nchan;
uint32_t off;
int i, j, mode;
if (ee->ee_version >= AR_EEPROM_VER4_0 && ee->ee_eepMap == 1)
return readEepromRawPowerCalInfo5112(ah, ee);
if (ee->ee_version >= AR_EEPROM_VER5_0 && ee->ee_eepMap == 2)
return readEepromRawPowerCalInfo2413(ah, ee);
/*
* Group 2: read raw power data for all frequency piers
*
* NOTE: Group 2 contains the raw power calibration
* information for each of the channels that
* we recorded above.
*/
for (mode = headerInfo11A; mode <= headerInfo11G; mode++) {
uint16_t *pChannels = AH_NULL;
DATA_PER_CHANNEL *pChannelData = AH_NULL;
off = ee->ee_version >= AR_EEPROM_VER3_3 ?
GROUPS_OFFSET3_3 : GROUPS_OFFSET3_2;
switch (mode) {
case headerInfo11A:
off += GROUP2_OFFSET;
nchan = ee->ee_numChannels11a;
pChannelData = ee->ee_dataPerChannel11a;
pChannels = ee->ee_channels11a;
break;
case headerInfo11B:
if (!ee->ee_Bmode)
continue;
off += GROUP3_OFFSET;
nchan = ee->ee_numChannels2_4;
pChannelData = ee->ee_dataPerChannel11b;
pChannels = ee->ee_channels11b;
break;
case headerInfo11G:
if (!ee->ee_Gmode)
continue;
off += GROUP4_OFFSET;
nchan = ee->ee_numChannels2_4;
pChannelData = ee->ee_dataPerChannel11g;
pChannels = ee->ee_channels11g;
break;
default:
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n",
__func__, mode);
return AH_FALSE;
}
for (i = 0; i < nchan; i++) {
pChannelData->channelValue = pChannels[i];
EEREAD(off++);
pChannelData->pcdacMax = (uint16_t)((eeval >> 10) & PCDAC_MASK);
pChannelData->pcdacMin = (uint16_t)((eeval >> 4) & PCDAC_MASK);
pChannelData->PwrValues[0] = (uint16_t)((eeval << 2) & POWER_MASK);
EEREAD(off++);
pChannelData->PwrValues[0] |= (uint16_t)((eeval >> 14) & 0x3);
pChannelData->PwrValues[1] = (uint16_t)((eeval >> 8) & POWER_MASK);
pChannelData->PwrValues[2] = (uint16_t)((eeval >> 2) & POWER_MASK);
pChannelData->PwrValues[3] = (uint16_t)((eeval << 4) & POWER_MASK);
EEREAD(off++);
pChannelData->PwrValues[3] |= (uint16_t)((eeval >> 12) & 0xf);
pChannelData->PwrValues[4] = (uint16_t)((eeval >> 6) & POWER_MASK);
pChannelData->PwrValues[5] = (uint16_t)(eeval & POWER_MASK);
EEREAD(off++);
pChannelData->PwrValues[6] = (uint16_t)((eeval >> 10) & POWER_MASK);
pChannelData->PwrValues[7] = (uint16_t)((eeval >> 4) & POWER_MASK);
pChannelData->PwrValues[8] = (uint16_t)((eeval << 2) & POWER_MASK);
EEREAD(off++);
pChannelData->PwrValues[8] |= (uint16_t)((eeval >> 14) & 0x3);
pChannelData->PwrValues[9] = (uint16_t)((eeval >> 8) & POWER_MASK);
pChannelData->PwrValues[10] = (uint16_t)((eeval >> 2) & POWER_MASK);
getPcdacInterceptsFromPcdacMinMax(ee,
pChannelData->pcdacMin, pChannelData->pcdacMax,
pChannelData->PcdacValues) ;
for (j = 0; j < pChannelData->numPcdacValues; j++) {
pChannelData->PwrValues[j] = (uint16_t)(
PWR_STEP * pChannelData->PwrValues[j]);
/* Note these values are scaled up. */
}
pChannelData++;
}
}
return AH_TRUE;
#undef EEREAD
}
/*
* Copy EEPROM Target Power Calbration per rate contents
* into the allocated space
*/
static HAL_BOOL
readEepromTargetPowerCalInfo(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
uint16_t eeval, enable24;
uint32_t off;
int i, mode, nchan;
enable24 = ee->ee_Bmode || ee->ee_Gmode;
for (mode = headerInfo11A; mode <= headerInfo11G; mode++) {
TRGT_POWER_INFO *pPowerInfo;
uint16_t *pNumTrgtChannels;
off = ee->ee_version >= AR_EEPROM_VER4_0 ?
ee->ee_targetPowersStart - GROUP5_OFFSET :
ee->ee_version >= AR_EEPROM_VER3_3 ?
GROUPS_OFFSET3_3 : GROUPS_OFFSET3_2;
switch (mode) {
case headerInfo11A:
off += GROUP5_OFFSET;
nchan = NUM_TEST_FREQUENCIES;
pPowerInfo = ee->ee_trgtPwr_11a;
pNumTrgtChannels = &ee->ee_numTargetPwr_11a;
break;
case headerInfo11B:
if (!enable24)
continue;
off += GROUP6_OFFSET;
nchan = 2;
pPowerInfo = ee->ee_trgtPwr_11b;
pNumTrgtChannels = &ee->ee_numTargetPwr_11b;
break;
case headerInfo11G:
if (!enable24)
continue;
off += GROUP7_OFFSET;
nchan = 3;
pPowerInfo = ee->ee_trgtPwr_11g;
pNumTrgtChannels = &ee->ee_numTargetPwr_11g;
break;
default:
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n",
__func__, mode);
return AH_FALSE;
}
*pNumTrgtChannels = 0;
for (i = 0; i < nchan; i++) {
EEREAD(off++);
if (ee->ee_version >= AR_EEPROM_VER3_3) {
pPowerInfo->testChannel = (eeval >> 8) & 0xff;
} else {
pPowerInfo->testChannel = (eeval >> 9) & 0x7f;
}
if (pPowerInfo->testChannel != 0) {
/* get the channel value and read rest of info */
if (mode == headerInfo11A) {
pPowerInfo->testChannel = fbin2freq(ee, pPowerInfo->testChannel);
} else {
pPowerInfo->testChannel = fbin2freq_2p4(ee, pPowerInfo->testChannel);
}
if (ee->ee_version >= AR_EEPROM_VER3_3) {
pPowerInfo->twicePwr6_24 = (eeval >> 2) & POWER_MASK;
pPowerInfo->twicePwr36 = (eeval << 4) & POWER_MASK;
} else {
pPowerInfo->twicePwr6_24 = (eeval >> 3) & POWER_MASK;
pPowerInfo->twicePwr36 = (eeval << 3) & POWER_MASK;
}
EEREAD(off++);
if (ee->ee_version >= AR_EEPROM_VER3_3) {
pPowerInfo->twicePwr36 |= (eeval >> 12) & 0xf;
pPowerInfo->twicePwr48 = (eeval >> 6) & POWER_MASK;
pPowerInfo->twicePwr54 = eeval & POWER_MASK;
} else {
pPowerInfo->twicePwr36 |= (eeval >> 13) & 0x7;
pPowerInfo->twicePwr48 = (eeval >> 7) & POWER_MASK;
pPowerInfo->twicePwr54 = (eeval >> 1) & POWER_MASK;
}
(*pNumTrgtChannels)++;
}
pPowerInfo++;
}
}
return AH_TRUE;
#undef EEREAD
}
/*
* Now copy EEPROM Coformance Testing Limits contents
* into the allocated space
*/
static HAL_BOOL
readEepromCTLInfo(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
RD_EDGES_POWER *rep;
uint16_t eeval;
uint32_t off;
int i, j;
rep = ee->ee_rdEdgesPower;
off = GROUP8_OFFSET +
(ee->ee_version >= AR_EEPROM_VER4_0 ?
ee->ee_targetPowersStart - GROUP5_OFFSET :
ee->ee_version >= AR_EEPROM_VER3_3 ?
GROUPS_OFFSET3_3 : GROUPS_OFFSET3_2);
for (i = 0; i < ee->ee_numCtls; i++) {
if (ee->ee_ctl[i] == 0) {
/* Move offset and edges */
off += (ee->ee_version >= AR_EEPROM_VER3_3 ? 8 : 7);
rep += NUM_EDGES;
continue;
}
if (ee->ee_version >= AR_EEPROM_VER3_3) {
for (j = 0; j < NUM_EDGES; j += 2) {
EEREAD(off++);
rep[j].rdEdge = (eeval >> 8) & FREQ_MASK_3_3;
rep[j+1].rdEdge = eeval & FREQ_MASK_3_3;
}
for (j = 0; j < NUM_EDGES; j += 2) {
EEREAD(off++);
rep[j].twice_rdEdgePower =
(eeval >> 8) & POWER_MASK;
rep[j].flag = (eeval >> 14) & 1;
rep[j+1].twice_rdEdgePower = eeval & POWER_MASK;
rep[j+1].flag = (eeval >> 6) & 1;
}
} else {
EEREAD(off++);
rep[0].rdEdge = (eeval >> 9) & FREQ_MASK;
rep[1].rdEdge = (eeval >> 2) & FREQ_MASK;
rep[2].rdEdge = (eeval << 5) & FREQ_MASK;
EEREAD(off++);
rep[2].rdEdge |= (eeval >> 11) & 0x1f;
rep[3].rdEdge = (eeval >> 4) & FREQ_MASK;
rep[4].rdEdge = (eeval << 3) & FREQ_MASK;
EEREAD(off++);
rep[4].rdEdge |= (eeval >> 13) & 0x7;
rep[5].rdEdge = (eeval >> 6) & FREQ_MASK;
rep[6].rdEdge = (eeval << 1) & FREQ_MASK;
EEREAD(off++);
rep[6].rdEdge |= (eeval >> 15) & 0x1;
rep[7].rdEdge = (eeval >> 8) & FREQ_MASK;
rep[0].twice_rdEdgePower = (eeval >> 2) & POWER_MASK;
rep[1].twice_rdEdgePower = (eeval << 4) & POWER_MASK;
EEREAD(off++);
rep[1].twice_rdEdgePower |= (eeval >> 12) & 0xf;
rep[2].twice_rdEdgePower = (eeval >> 6) & POWER_MASK;
rep[3].twice_rdEdgePower = eeval & POWER_MASK;
EEREAD(off++);
rep[4].twice_rdEdgePower = (eeval >> 10) & POWER_MASK;
rep[5].twice_rdEdgePower = (eeval >> 4) & POWER_MASK;
rep[6].twice_rdEdgePower = (eeval << 2) & POWER_MASK;
EEREAD(off++);
rep[6].twice_rdEdgePower |= (eeval >> 14) & 0x3;
rep[7].twice_rdEdgePower = (eeval >> 8) & POWER_MASK;
}
for (j = 0; j < NUM_EDGES; j++ ) {
if (rep[j].rdEdge != 0 || rep[j].twice_rdEdgePower != 0) {
if ((ee->ee_ctl[i] & CTL_MODE_M) == CTL_11A ||
(ee->ee_ctl[i] & CTL_MODE_M) == CTL_TURBO) {
rep[j].rdEdge = fbin2freq(ee, rep[j].rdEdge);
} else {
rep[j].rdEdge = fbin2freq_2p4(ee, rep[j].rdEdge);
}
}
}
rep += NUM_EDGES;
}
return AH_TRUE;
#undef EEREAD
}
/*
* Read the individual header fields for a Rev 3 EEPROM
*/
static HAL_BOOL
readHeaderInfo(struct ath_hal *ah, HAL_EEPROM *ee)
{
#define EEREAD(_off) do { \
if (!ath_hal_eepromRead(ah, _off, &eeval)) \
return AH_FALSE; \
} while (0)
static const uint32_t headerOffset3_0[] = {
0x00C2, /* 0 - Mode bits, device type, max turbo power */
0x00C4, /* 1 - 2.4 and 5 antenna gain */
0x00C5, /* 2 - Begin 11A modal section */
0x00D0, /* 3 - Begin 11B modal section */
0x00DA, /* 4 - Begin 11G modal section */
0x00E4 /* 5 - Begin CTL section */
};
static const uint32_t headerOffset3_3[] = {
0x00C2, /* 0 - Mode bits, device type, max turbo power */
0x00C3, /* 1 - 2.4 and 5 antenna gain */
0x00D4, /* 2 - Begin 11A modal section */
0x00F2, /* 3 - Begin 11B modal section */
0x010D, /* 4 - Begin 11G modal section */
0x0128 /* 5 - Begin CTL section */
};
static const uint32_t regCapOffsetPre4_0 = 0x00CF;
static const uint32_t regCapOffsetPost4_0 = 0x00CA;
const uint32_t *header;
uint32_t off;
uint16_t eeval;
int i;
/* initialize cckOfdmGainDelta for < 4.2 eeprom */
ee->ee_cckOfdmGainDelta = CCK_OFDM_GAIN_DELTA;
ee->ee_scaledCh14FilterCckDelta = TENX_CH14_FILTER_CCK_DELTA_INIT;
if (ee->ee_version >= AR_EEPROM_VER3_3) {
header = headerOffset3_3;
ee->ee_numCtls = NUM_CTLS_3_3;
} else {
header = headerOffset3_0;
ee->ee_numCtls = NUM_CTLS;
}
HALASSERT(ee->ee_numCtls <= NUM_CTLS_MAX);
EEREAD(header[0]);
ee->ee_turbo5Disable = (eeval >> 15) & 0x01;
ee->ee_rfKill = (eeval >> 14) & 0x01;
ee->ee_deviceType = (eeval >> 11) & 0x07;
ee->ee_turbo2WMaxPower5 = (eeval >> 4) & 0x7F;
if (ee->ee_version >= AR_EEPROM_VER4_0)
ee->ee_turbo2Disable = (eeval >> 3) & 0x01;
else
ee->ee_turbo2Disable = 1;
ee->ee_Gmode = (eeval >> 2) & 0x01;
ee->ee_Bmode = (eeval >> 1) & 0x01;
ee->ee_Amode = (eeval & 0x01);
off = header[1];
EEREAD(off++);
ee->ee_antennaGainMax[0] = (int8_t)((eeval >> 8) & 0xFF);
ee->ee_antennaGainMax[1] = (int8_t)(eeval & 0xFF);
if (ee->ee_version >= AR_EEPROM_VER4_0) {
EEREAD(off++);
ee->ee_eepMap = (eeval>>14) & 0x3;
ee->ee_disableXr5 = (eeval>>13) & 0x1;
ee->ee_disableXr2 = (eeval>>12) & 0x1;
ee->ee_earStart = eeval & 0xfff;
EEREAD(off++);
ee->ee_targetPowersStart = eeval & 0xfff;
ee->ee_exist32kHzCrystal = (eeval>>14) & 0x1;
if (ee->ee_version >= AR_EEPROM_VER5_0) {
off += 2;
EEREAD(off);
ee->ee_eepMap2PowerCalStart = (eeval >> 4) & 0xfff;
/* Properly cal'ed 5.0 devices should be non-zero */
}
}
/* Read the moded sections of the EEPROM header in the order A, B, G */
for (i = headerInfo11A; i <= headerInfo11G; i++) {
/* Set the offset via the index */
off = header[2 + i];
EEREAD(off++);
ee->ee_switchSettling[i] = (eeval >> 8) & 0x7f;
ee->ee_txrxAtten[i] = (eeval >> 2) & 0x3f;
ee->ee_antennaControl[0][i] = (eeval << 4) & 0x3f;
EEREAD(off++);
ee->ee_antennaControl[0][i] |= (eeval >> 12) & 0x0f;
ee->ee_antennaControl[1][i] = (eeval >> 6) & 0x3f;
ee->ee_antennaControl[2][i] = eeval & 0x3f;
EEREAD(off++);
ee->ee_antennaControl[3][i] = (eeval >> 10) & 0x3f;
ee->ee_antennaControl[4][i] = (eeval >> 4) & 0x3f;
ee->ee_antennaControl[5][i] = (eeval << 2) & 0x3f;
EEREAD(off++);
ee->ee_antennaControl[5][i] |= (eeval >> 14) & 0x03;
ee->ee_antennaControl[6][i] = (eeval >> 8) & 0x3f;
ee->ee_antennaControl[7][i] = (eeval >> 2) & 0x3f;
ee->ee_antennaControl[8][i] = (eeval << 4) & 0x3f;
EEREAD(off++);
ee->ee_antennaControl[8][i] |= (eeval >> 12) & 0x0f;
ee->ee_antennaControl[9][i] = (eeval >> 6) & 0x3f;
ee->ee_antennaControl[10][i] = eeval & 0x3f;
EEREAD(off++);
ee->ee_adcDesiredSize[i] = (int8_t)((eeval >> 8) & 0xff);
switch (i) {
case headerInfo11A:
ee->ee_ob4 = (eeval >> 5) & 0x07;
ee->ee_db4 = (eeval >> 2) & 0x07;
ee->ee_ob3 = (eeval << 1) & 0x07;
break;
case headerInfo11B:
ee->ee_obFor24 = (eeval >> 4) & 0x07;
ee->ee_dbFor24 = eeval & 0x07;
break;
case headerInfo11G:
ee->ee_obFor24g = (eeval >> 4) & 0x07;
ee->ee_dbFor24g = eeval & 0x07;
break;
}
if (i == headerInfo11A) {
EEREAD(off++);
ee->ee_ob3 |= (eeval >> 15) & 0x01;
ee->ee_db3 = (eeval >> 12) & 0x07;
ee->ee_ob2 = (eeval >> 9) & 0x07;
ee->ee_db2 = (eeval >> 6) & 0x07;
ee->ee_ob1 = (eeval >> 3) & 0x07;
ee->ee_db1 = eeval & 0x07;
}
EEREAD(off++);
ee->ee_txEndToXLNAOn[i] = (eeval >> 8) & 0xff;
ee->ee_thresh62[i] = eeval & 0xff;
EEREAD(off++);
ee->ee_txEndToXPAOff[i] = (eeval >> 8) & 0xff;
ee->ee_txFrameToXPAOn[i] = eeval & 0xff;
EEREAD(off++);
ee->ee_pgaDesiredSize[i] = (int8_t)((eeval >> 8) & 0xff);
ee->ee_noiseFloorThresh[i] = eeval & 0xff;
if (ee->ee_noiseFloorThresh[i] & 0x80) {
ee->ee_noiseFloorThresh[i] = 0 -
((ee->ee_noiseFloorThresh[i] ^ 0xff) + 1);
}
EEREAD(off++);
ee->ee_xlnaGain[i] = (eeval >> 5) & 0xff;
ee->ee_xgain[i] = (eeval >> 1) & 0x0f;
ee->ee_xpd[i] = eeval & 0x01;
if (ee->ee_version >= AR_EEPROM_VER4_0) {
switch (i) {
case headerInfo11A:
ee->ee_fixedBias5 = (eeval >> 13) & 0x1;
break;
case headerInfo11G:
ee->ee_fixedBias2 = (eeval >> 13) & 0x1;
break;
}
}
if (ee->ee_version >= AR_EEPROM_VER3_3) {
EEREAD(off++);
ee->ee_falseDetectBackoff[i] = (eeval >> 6) & 0x7F;
switch (i) {
case headerInfo11B:
ee->ee_ob2GHz[0] = eeval & 0x7;
ee->ee_db2GHz[0] = (eeval >> 3) & 0x7;
break;
case headerInfo11G:
ee->ee_ob2GHz[1] = eeval & 0x7;
ee->ee_db2GHz[1] = (eeval >> 3) & 0x7;
break;
case headerInfo11A:
ee->ee_xrTargetPower5 = eeval & 0x3f;
break;
}
}
if (ee->ee_version >= AR_EEPROM_VER3_4) {
ee->ee_gainI[i] = (eeval >> 13) & 0x07;
EEREAD(off++);
ee->ee_gainI[i] |= (eeval << 3) & 0x38;
if (i == headerInfo11G) {
ee->ee_cckOfdmPwrDelta = (eeval >> 3) & 0xFF;
if (ee->ee_version >= AR_EEPROM_VER4_6)
ee->ee_scaledCh14FilterCckDelta =
(eeval >> 11) & 0x1f;
}
if (i == headerInfo11A &&
ee->ee_version >= AR_EEPROM_VER4_0) {
ee->ee_iqCalI[0] = (eeval >> 8 ) & 0x3f;
ee->ee_iqCalQ[0] = (eeval >> 3 ) & 0x1f;
}
} else {
ee->ee_gainI[i] = 10;
ee->ee_cckOfdmPwrDelta = TENX_OFDM_CCK_DELTA_INIT;
}
if (ee->ee_version >= AR_EEPROM_VER4_0) {
switch (i) {
case headerInfo11B:
EEREAD(off++);
ee->ee_calPier11b[0] =
fbin2freq_2p4(ee, eeval&0xff);
ee->ee_calPier11b[1] =
fbin2freq_2p4(ee, (eeval >> 8)&0xff);
EEREAD(off++);
ee->ee_calPier11b[2] =
fbin2freq_2p4(ee, eeval&0xff);
if (ee->ee_version >= AR_EEPROM_VER4_1)
ee->ee_rxtxMargin[headerInfo11B] =
(eeval >> 8) & 0x3f;
break;
case headerInfo11G:
EEREAD(off++);
ee->ee_calPier11g[0] =
fbin2freq_2p4(ee, eeval & 0xff);
ee->ee_calPier11g[1] =
fbin2freq_2p4(ee, (eeval >> 8) & 0xff);
EEREAD(off++);
ee->ee_turbo2WMaxPower2 = eeval & 0x7F;
ee->ee_xrTargetPower2 = (eeval >> 7) & 0x3f;
EEREAD(off++);
ee->ee_calPier11g[2] =
fbin2freq_2p4(ee, eeval & 0xff);
if (ee->ee_version >= AR_EEPROM_VER4_1)
ee->ee_rxtxMargin[headerInfo11G] =
(eeval >> 8) & 0x3f;
EEREAD(off++);
ee->ee_iqCalI[1] = (eeval >> 5) & 0x3F;
ee->ee_iqCalQ[1] = eeval & 0x1F;
if (ee->ee_version >= AR_EEPROM_VER4_2) {
EEREAD(off++);
ee->ee_cckOfdmGainDelta =
(uint8_t)(eeval & 0xFF);
if (ee->ee_version >= AR_EEPROM_VER5_0) {
ee->ee_switchSettlingTurbo[1] =
(eeval >> 8) & 0x7f;
ee->ee_txrxAttenTurbo[1] =
(eeval >> 15) & 0x1;
EEREAD(off++);
ee->ee_txrxAttenTurbo[1] |=
(eeval & 0x1F) << 1;
ee->ee_rxtxMarginTurbo[1] =
(eeval >> 5) & 0x3F;
ee->ee_adcDesiredSizeTurbo[1] =
(eeval >> 11) & 0x1F;
EEREAD(off++);
ee->ee_adcDesiredSizeTurbo[1] |=
(eeval & 0x7) << 5;
ee->ee_pgaDesiredSizeTurbo[1] =
(eeval >> 3) & 0xFF;
}
}
break;
case headerInfo11A:
if (ee->ee_version >= AR_EEPROM_VER4_1) {
EEREAD(off++);
ee->ee_rxtxMargin[headerInfo11A] =
eeval & 0x3f;
if (ee->ee_version >= AR_EEPROM_VER5_0) {
ee->ee_switchSettlingTurbo[0] =
(eeval >> 6) & 0x7f;
ee->ee_txrxAttenTurbo[0] =
(eeval >> 13) & 0x7;
EEREAD(off++);
ee->ee_txrxAttenTurbo[0] |=
(eeval & 0x7) << 3;
ee->ee_rxtxMarginTurbo[0] =
(eeval >> 3) & 0x3F;
ee->ee_adcDesiredSizeTurbo[0] =
(eeval >> 9) & 0x7F;
EEREAD(off++);
ee->ee_adcDesiredSizeTurbo[0] |=
(eeval & 0x1) << 7;
ee->ee_pgaDesiredSizeTurbo[0] =
(eeval >> 1) & 0xFF;
}
}
break;
}
}
}
if (ee->ee_version < AR_EEPROM_VER3_3) {
/* Version 3.1+ specific parameters */
EEREAD(0xec);
ee->ee_ob2GHz[0] = eeval & 0x7;
ee->ee_db2GHz[0] = (eeval >> 3) & 0x7;
EEREAD(0xed);
ee->ee_ob2GHz[1] = eeval & 0x7;
ee->ee_db2GHz[1] = (eeval >> 3) & 0x7;
}
/* Initialize corner cal (thermal tx gain adjust parameters) */
ee->ee_cornerCal.clip = 4;
ee->ee_cornerCal.pd90 = 1;
ee->ee_cornerCal.pd84 = 1;
ee->ee_cornerCal.gSel = 0;
/*
* Read the conformance test limit identifiers
* These are used to match regulatory domain testing needs with
* the RD-specific tests that have been calibrated in the EEPROM.
*/
off = header[5];
for (i = 0; i < ee->ee_numCtls; i += 2) {
EEREAD(off++);
ee->ee_ctl[i] = (eeval >> 8) & 0xff;
ee->ee_ctl[i+1] = eeval & 0xff;
}
if (ee->ee_version < AR_EEPROM_VER5_3) {
/* XXX only for 5413? */
ee->ee_spurChans[0][1] = AR_SPUR_5413_1;
ee->ee_spurChans[1][1] = AR_SPUR_5413_2;
ee->ee_spurChans[2][1] = AR_NO_SPUR;
ee->ee_spurChans[0][0] = AR_NO_SPUR;
} else {
/* Read spur mitigation data */
for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) {
EEREAD(off);
ee->ee_spurChans[i][0] = eeval;
EEREAD(off+AR_EEPROM_MODAL_SPURS);
ee->ee_spurChans[i][1] = eeval;
off++;
}
}
/* for recent changes to NF scale */
if (ee->ee_version <= AR_EEPROM_VER3_2) {
ee->ee_noiseFloorThresh[headerInfo11A] = -54;
ee->ee_noiseFloorThresh[headerInfo11B] = -1;
ee->ee_noiseFloorThresh[headerInfo11G] = -1;
}
/* to override thresh62 for better 2.4 and 5 operation */
if (ee->ee_version <= AR_EEPROM_VER3_2) {
ee->ee_thresh62[headerInfo11A] = 15; /* 11A */
ee->ee_thresh62[headerInfo11B] = 28; /* 11B */
ee->ee_thresh62[headerInfo11G] = 28; /* 11G */
}
/* Check for regulatory capabilities */
if (ee->ee_version >= AR_EEPROM_VER4_0) {
EEREAD(regCapOffsetPost4_0);
} else {
EEREAD(regCapOffsetPre4_0);
}
ee->ee_regCap = eeval;
if (ee->ee_Amode == 0) {
/* Check for valid Amode in upgraded h/w */
if (ee->ee_version >= AR_EEPROM_VER4_0) {
ee->ee_Amode = (ee->ee_regCap & AR_EEPROM_EEREGCAP_EN_KK_NEW_11A)?1:0;
} else {
ee->ee_Amode = (ee->ee_regCap & AR_EEPROM_EEREGCAP_EN_KK_NEW_11A_PRE4_0)?1:0;
}
}
if (ee->ee_version >= AR_EEPROM_VER5_1)
EEREAD(AR_EEPROM_CAPABILITIES_OFFSET);
else
eeval = 0;
ee->ee_opCap = eeval;
EEREAD(AR_EEPROM_REG_DOMAIN);
ee->ee_regdomain = eeval;
return AH_TRUE;
#undef EEREAD
}
/*
* Now verify and copy EEPROM contents into the allocated space
*/
static HAL_BOOL
legacyEepromReadContents(struct ath_hal *ah, HAL_EEPROM *ee)
{
/* Read the header information here */
if (!readHeaderInfo(ah, ee))
return AH_FALSE;
#if 0
/* Require 5112 devices to have EEPROM 4.0 EEP_MAP set */
if (IS_5112(ah) && !ee->ee_eepMap) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: 5112 devices must have EEPROM 4.0 with the "
"EEP_MAP set\n", __func__);
return AH_FALSE;
}
#endif
/*
* Group 1: frequency pier locations readback
* check that the structure has been populated
* with enough space to hold the channels
*
* NOTE: Group 1 contains the 5 GHz channel numbers
* that have dBm->pcdac calibrated information.
*/
if (!readEepromFreqPierInfo(ah, ee))
return AH_FALSE;
/*
* Group 2: readback data for all frequency piers
*
* NOTE: Group 2 contains the raw power calibration
* information for each of the channels that we
* recorded above.
*/
if (!readEepromRawPowerCalInfo(ah, ee))
return AH_FALSE;
/*
* Group 5: target power values per rate
*
* NOTE: Group 5 contains the recorded maximum power
* in dB that can be attained for the given rate.
*/
/* Read the power per rate info for test channels */
if (!readEepromTargetPowerCalInfo(ah, ee))
return AH_FALSE;
/*
* Group 8: Conformance Test Limits information
*
* NOTE: Group 8 contains the values to limit the
* maximum transmit power value based on any
* band edge violations.
*/
/* Read the RD edge power limits */
return readEepromCTLInfo(ah, ee);
}
static HAL_STATUS
legacyEepromGet(struct ath_hal *ah, int param, void *val)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
uint8_t *macaddr;
uint16_t eeval;
uint32_t sum;
int i;
switch (param) {
case AR_EEP_OPCAP:
*(uint16_t *) val = ee->ee_opCap;
return HAL_OK;
case AR_EEP_REGDMN_0:
*(uint16_t *) val = ee->ee_regdomain;
return HAL_OK;
case AR_EEP_RFSILENT:
if (!ath_hal_eepromRead(ah, AR_EEPROM_RFSILENT, &eeval))
return HAL_EEREAD;
*(uint16_t *) val = eeval;
return HAL_OK;
case AR_EEP_MACADDR:
sum = 0;
macaddr = val;
for (i = 0; i < 3; i++) {
if (!ath_hal_eepromRead(ah, AR_EEPROM_MAC(2-i), &eeval)) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: cannot read EEPROM location %u\n",
__func__, i);
return HAL_EEREAD;
}
sum += eeval;
macaddr[2*i] = eeval >> 8;
macaddr[2*i + 1] = eeval & 0xff;
}
if (sum == 0 || sum == 0xffff*3) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: mac address read failed: %s\n", __func__,
ath_hal_ether_sprintf(macaddr));
return HAL_EEBADMAC;
}
return HAL_OK;
case AR_EEP_RFKILL:
HALASSERT(val == AH_NULL);
return ee->ee_rfKill ? HAL_OK : HAL_EIO;
case AR_EEP_AMODE:
HALASSERT(val == AH_NULL);
return ee->ee_Amode ? HAL_OK : HAL_EIO;
case AR_EEP_BMODE:
HALASSERT(val == AH_NULL);
return ee->ee_Bmode ? HAL_OK : HAL_EIO;
case AR_EEP_GMODE:
HALASSERT(val == AH_NULL);
return ee->ee_Gmode ? HAL_OK : HAL_EIO;
case AR_EEP_TURBO5DISABLE:
HALASSERT(val == AH_NULL);
return ee->ee_turbo5Disable ? HAL_OK : HAL_EIO;
case AR_EEP_TURBO2DISABLE:
HALASSERT(val == AH_NULL);
return ee->ee_turbo2Disable ? HAL_OK : HAL_EIO;
case AR_EEP_ISTALON: /* Talon detect */
HALASSERT(val == AH_NULL);
return (ee->ee_version >= AR_EEPROM_VER5_4 &&
ath_hal_eepromRead(ah, 0x0b, &eeval) && eeval == 1) ?
HAL_OK : HAL_EIO;
case AR_EEP_32KHZCRYSTAL:
HALASSERT(val == AH_NULL);
return ee->ee_exist32kHzCrystal ? HAL_OK : HAL_EIO;
case AR_EEP_COMPRESS:
HALASSERT(val == AH_NULL);
return (ee->ee_opCap & AR_EEPROM_EEPCAP_COMPRESS_DIS) == 0 ?
HAL_OK : HAL_EIO;
case AR_EEP_FASTFRAME:
HALASSERT(val == AH_NULL);
return (ee->ee_opCap & AR_EEPROM_EEPCAP_FASTFRAME_DIS) == 0 ?
HAL_OK : HAL_EIO;
case AR_EEP_AES:
HALASSERT(val == AH_NULL);
return (ee->ee_opCap & AR_EEPROM_EEPCAP_AES_DIS) == 0 ?
HAL_OK : HAL_EIO;
case AR_EEP_BURST:
HALASSERT(val == AH_NULL);
return (ee->ee_opCap & AR_EEPROM_EEPCAP_BURST_DIS) == 0 ?
HAL_OK : HAL_EIO;
case AR_EEP_MAXQCU:
if (ee->ee_opCap & AR_EEPROM_EEPCAP_MAXQCU) {
*(uint16_t *) val =
MS(ee->ee_opCap, AR_EEPROM_EEPCAP_MAXQCU);
return HAL_OK;
} else
return HAL_EIO;
case AR_EEP_KCENTRIES:
if (ee->ee_opCap & AR_EEPROM_EEPCAP_KC_ENTRIES) {
*(uint16_t *) val =
1 << MS(ee->ee_opCap, AR_EEPROM_EEPCAP_KC_ENTRIES);
return HAL_OK;
} else
return HAL_EIO;
case AR_EEP_ANTGAINMAX_5:
*(int8_t *) val = ee->ee_antennaGainMax[0];
return HAL_OK;
case AR_EEP_ANTGAINMAX_2:
*(int8_t *) val = ee->ee_antennaGainMax[1];
return HAL_OK;
case AR_EEP_WRITEPROTECT:
HALASSERT(val == AH_NULL);
return (ee->ee_protect & AR_EEPROM_PROTECT_WP_128_191) ?
HAL_OK : HAL_EIO;
}
return HAL_EINVAL;
}
static HAL_STATUS
legacyEepromSet(struct ath_hal *ah, int param, int v)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
switch (param) {
case AR_EEP_AMODE:
ee->ee_Amode = v;
return HAL_OK;
case AR_EEP_BMODE:
ee->ee_Bmode = v;
return HAL_OK;
case AR_EEP_GMODE:
ee->ee_Gmode = v;
return HAL_OK;
case AR_EEP_TURBO5DISABLE:
ee->ee_turbo5Disable = v;
return HAL_OK;
case AR_EEP_TURBO2DISABLE:
ee->ee_turbo2Disable = v;
return HAL_OK;
case AR_EEP_COMPRESS:
if (v)
ee->ee_opCap &= ~AR_EEPROM_EEPCAP_COMPRESS_DIS;
else
ee->ee_opCap |= AR_EEPROM_EEPCAP_COMPRESS_DIS;
return HAL_OK;
case AR_EEP_FASTFRAME:
if (v)
ee->ee_opCap &= ~AR_EEPROM_EEPCAP_FASTFRAME_DIS;
else
ee->ee_opCap |= AR_EEPROM_EEPCAP_FASTFRAME_DIS;
return HAL_OK;
case AR_EEP_AES:
if (v)
ee->ee_opCap &= ~AR_EEPROM_EEPCAP_AES_DIS;
else
ee->ee_opCap |= AR_EEPROM_EEPCAP_AES_DIS;
return HAL_OK;
case AR_EEP_BURST:
if (v)
ee->ee_opCap &= ~AR_EEPROM_EEPCAP_BURST_DIS;
else
ee->ee_opCap |= AR_EEPROM_EEPCAP_BURST_DIS;
return HAL_OK;
}
return HAL_EINVAL;
}
static HAL_BOOL
legacyEepromDiag(struct ath_hal *ah, int request,
const void *args, uint32_t argsize, void **result, uint32_t *resultsize)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
const EEPROM_POWER_EXPN_5112 *pe;
switch (request) {
case HAL_DIAG_EEPROM:
*result = ee;
*resultsize = sizeof(*ee);
return AH_TRUE;
case HAL_DIAG_EEPROM_EXP_11A:
case HAL_DIAG_EEPROM_EXP_11B:
case HAL_DIAG_EEPROM_EXP_11G:
pe = &ee->ee_modePowerArray5112[
request - HAL_DIAG_EEPROM_EXP_11A];
*result = pe->pChannels;
*resultsize = (*result == AH_NULL) ? 0 :
roundup(sizeof(uint16_t) * pe->numChannels,
sizeof(uint32_t)) +
sizeof(EXPN_DATA_PER_CHANNEL_5112) * pe->numChannels;
return AH_TRUE;
}
return AH_FALSE;
}
static uint16_t
legacyEepromGetSpurChan(struct ath_hal *ah, int ix, HAL_BOOL is2GHz)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
HALASSERT(0 <= ix && ix < AR_EEPROM_MODAL_SPURS);
return ee->ee_spurChans[ix][is2GHz];
}
/*
* Reclaim any EEPROM-related storage.
*/
static void
legacyEepromDetach(struct ath_hal *ah)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
if (ee->ee_version >= AR_EEPROM_VER4_0 && ee->ee_eepMap == 1)
freeEepromRawPowerCalInfo5112(ah, ee);
ath_hal_free(ee);
AH_PRIVATE(ah)->ah_eeprom = AH_NULL;
}
/*
* These are not valid 2.4 channels, either we change 'em
* or we need to change the coding to accept them.
*/
static const uint16_t channels11b[] = { 2412, 2447, 2484 };
static const uint16_t channels11g[] = { 2312, 2412, 2484 };
HAL_STATUS
ath_hal_legacyEepromAttach(struct ath_hal *ah)
{
HAL_EEPROM *ee = AH_PRIVATE(ah)->ah_eeprom;
uint32_t sum, eepMax;
uint16_t eeversion, eeprotect, eeval;
u_int i;
HALASSERT(ee == AH_NULL);
if (!ath_hal_eepromRead(ah, AR_EEPROM_VERSION, &eeversion)) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: unable to read EEPROM version\n", __func__);
return HAL_EEREAD;
}
if (eeversion < AR_EEPROM_VER3) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: unsupported EEPROM version "
"%u (0x%x) found\n", __func__, eeversion, eeversion);
return HAL_EEVERSION;
}
if (!ath_hal_eepromRead(ah, AR_EEPROM_PROTECT, &eeprotect)) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: cannot read EEPROM protection "
"bits; read locked?\n", __func__);
return HAL_EEREAD;
}
HALDEBUG(ah, HAL_DEBUG_ATTACH, "EEPROM protect 0x%x\n", eeprotect);
/* XXX check proper access before continuing */
/*
* Read the Atheros EEPROM entries and calculate the checksum.
*/
if (!ath_hal_eepromRead(ah, AR_EEPROM_SIZE_UPPER, &eeval)) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: cannot read EEPROM upper size\n" , __func__);
return HAL_EEREAD;
}
if (eeval != 0) {
eepMax = (eeval & AR_EEPROM_SIZE_UPPER_MASK) <<
AR_EEPROM_SIZE_ENDLOC_SHIFT;
if (!ath_hal_eepromRead(ah, AR_EEPROM_SIZE_LOWER, &eeval)) {
HALDEBUG(ah, HAL_DEBUG_ANY,
"%s: cannot read EEPROM lower size\n" , __func__);
return HAL_EEREAD;
}
eepMax = (eepMax | eeval) - AR_EEPROM_ATHEROS_BASE;
} else
eepMax = AR_EEPROM_ATHEROS_MAX;
sum = 0;
for (i = 0; i < eepMax; i++) {
if (!ath_hal_eepromRead(ah, AR_EEPROM_ATHEROS(i), &eeval)) {
return HAL_EEREAD;
}
sum ^= eeval;
}
if (sum != 0xffff) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: bad EEPROM checksum 0x%x\n",
__func__, sum);
return HAL_EEBADSUM;
}
ee = ath_hal_malloc(sizeof(HAL_EEPROM));
if (ee == AH_NULL) {
/* XXX message */
return HAL_ENOMEM;
}
ee->ee_protect = eeprotect;
ee->ee_version = eeversion;
ee->ee_numChannels11a = NUM_11A_EEPROM_CHANNELS;
ee->ee_numChannels2_4 = NUM_2_4_EEPROM_CHANNELS;
for (i = 0; i < NUM_11A_EEPROM_CHANNELS; i ++)
ee->ee_dataPerChannel11a[i].numPcdacValues = NUM_PCDAC_VALUES;
/* the channel list for 2.4 is fixed, fill this in here */
for (i = 0; i < NUM_2_4_EEPROM_CHANNELS; i++) {
ee->ee_channels11b[i] = channels11b[i];
/* XXX 5211 requires a hack though we don't support 11g */
if (ah->ah_magic == 0x19570405)
ee->ee_channels11g[i] = channels11b[i];
else
ee->ee_channels11g[i] = channels11g[i];
ee->ee_dataPerChannel11b[i].numPcdacValues = NUM_PCDAC_VALUES;
ee->ee_dataPerChannel11g[i].numPcdacValues = NUM_PCDAC_VALUES;
}
if (!legacyEepromReadContents(ah, ee)) {
/* XXX message */
ath_hal_free(ee);
return HAL_EEREAD; /* XXX */
}
AH_PRIVATE(ah)->ah_eeprom = ee;
AH_PRIVATE(ah)->ah_eeversion = eeversion;
AH_PRIVATE(ah)->ah_eepromDetach = legacyEepromDetach;
AH_PRIVATE(ah)->ah_eepromGet = legacyEepromGet;
AH_PRIVATE(ah)->ah_eepromSet = legacyEepromSet;
AH_PRIVATE(ah)->ah_getSpurChan = legacyEepromGetSpurChan;
AH_PRIVATE(ah)->ah_eepromDiag = legacyEepromDiag;
return HAL_OK;
}
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