diff options
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_eeprom.c')
| -rw-r--r-- | qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_eeprom.c | 551 |
1 files changed, 0 insertions, 551 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_eeprom.c b/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_eeprom.c deleted file mode 100644 index f552acaa3..000000000 --- a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_eeprom.c +++ /dev/null @@ -1,551 +0,0 @@ -/* - * Copyright (c) 2008-2011 Atheros Communications Inc. - * - * Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011 - * Original from Linux kernel 3.0.1 - * - * 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 <ipxe/io.h> - -#include "hw.h" - -static inline u16 ath9k_hw_fbin2freq(u8 fbin, int is2GHz) -{ - if (fbin == AR5416_BCHAN_UNUSED) - return fbin; - - return (u16) ((is2GHz) ? (2300 + fbin) : (4800 + 5 * fbin)); -} - -void ath9k_hw_analog_shift_regwrite(struct ath_hw *ah, u32 reg, u32 val) -{ - REG_WRITE(ah, reg, val); - - if (ah->config.analog_shiftreg) - udelay(100); -} - -void ath9k_hw_analog_shift_rmw(struct ath_hw *ah, u32 reg, u32 mask, - u32 shift, u32 val) -{ - u32 regVal; - - regVal = REG_READ(ah, reg) & ~mask; - regVal |= (val << shift) & mask; - - REG_WRITE(ah, reg, regVal); - - if (ah->config.analog_shiftreg) - udelay(100); -} - -int16_t ath9k_hw_interpolate(u16 target, u16 srcLeft, u16 srcRight, - int16_t targetLeft, int16_t targetRight) -{ - int16_t rv; - - if (srcRight == srcLeft) { - rv = targetLeft; - } else { - rv = (int16_t) (((target - srcLeft) * targetRight + - (srcRight - target) * targetLeft) / - (srcRight - srcLeft)); - } - return rv; -} - -int ath9k_hw_get_lower_upper_index(u8 target, u8 *pList, u16 listSize, - u16 *indexL, u16 *indexR) -{ - u16 i; - - if (target <= pList[0]) { - *indexL = *indexR = 0; - return 1; - } - if (target >= pList[listSize - 1]) { - *indexL = *indexR = (u16) (listSize - 1); - return 1; - } - - for (i = 0; i < listSize - 1; i++) { - if (pList[i] == target) { - *indexL = *indexR = i; - return 1; - } - if (target < pList[i + 1]) { - *indexL = i; - *indexR = (u16) (i + 1); - return 0; - } - } - return 0; -} - -void ath9k_hw_usb_gen_fill_eeprom(struct ath_hw *ah, u16 *eep_data, - int eep_start_loc, int size) -{ - int i = 0, j, addr; - u32 addrdata[8]; - u32 data[8]; - - for (addr = 0; addr < size; addr++) { - addrdata[i] = AR5416_EEPROM_OFFSET + - ((addr + eep_start_loc) << AR5416_EEPROM_S); - i++; - if (i == 8) { - REG_READ_MULTI(ah, addrdata, data, i); - - for (j = 0; j < i; j++) { - *eep_data = data[j]; - eep_data++; - } - i = 0; - } - } - - if (i != 0) { - REG_READ_MULTI(ah, addrdata, data, i); - - for (j = 0; j < i; j++) { - *eep_data = data[j]; - eep_data++; - } - } -} - -int ath9k_hw_nvram_read(struct ath_common *common, u32 off, u16 *data) -{ - return common->bus_ops->eeprom_read(common, off, data); -} - -void ath9k_hw_fill_vpd_table(u8 pwrMin, u8 pwrMax, u8 *pPwrList, - u8 *pVpdList, u16 numIntercepts, - u8 *pRetVpdList) -{ - u16 i, k; - u8 currPwr = pwrMin; - u16 idxL = 0, idxR = 0; - - for (i = 0; i <= (pwrMax - pwrMin) / 2; i++) { - ath9k_hw_get_lower_upper_index(currPwr, pPwrList, - numIntercepts, &(idxL), - &(idxR)); - if (idxR < 1) - idxR = 1; - if (idxL == numIntercepts - 1) - idxL = (u16) (numIntercepts - 2); - if (pPwrList[idxL] == pPwrList[idxR]) - k = pVpdList[idxL]; - else - k = (u16)(((currPwr - pPwrList[idxL]) * pVpdList[idxR] + - (pPwrList[idxR] - currPwr) * pVpdList[idxL]) / - (pPwrList[idxR] - pPwrList[idxL])); - pRetVpdList[i] = (u8) k; - currPwr += 2; - } -} - -void ath9k_hw_get_legacy_target_powers(struct ath_hw *ah, - struct ath9k_channel *chan, - struct cal_target_power_leg *powInfo, - u16 numChannels, - struct cal_target_power_leg *pNewPower, - u16 numRates, int isExtTarget) -{ - struct chan_centers centers; - u16 clo, chi; - int i; - int matchIndex = -1, lowIndex = -1; - u16 freq; - - ath9k_hw_get_channel_centers(ah, chan, ¢ers); - freq = (isExtTarget) ? centers.ext_center : centers.ctl_center; - - if (freq <= ath9k_hw_fbin2freq(powInfo[0].bChannel, - IS_CHAN_2GHZ(chan))) { - matchIndex = 0; - } else { - for (i = 0; (i < numChannels) && - (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) { - if (freq == ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan))) { - matchIndex = i; - break; - } else if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan)) && i > 0 && - freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, - IS_CHAN_2GHZ(chan))) { - lowIndex = i - 1; - break; - } - } - if ((matchIndex == -1) && (lowIndex == -1)) - matchIndex = i - 1; - } - - if (matchIndex != -1) { - *pNewPower = powInfo[matchIndex]; - } else { - clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel, - IS_CHAN_2GHZ(chan)); - chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel, - IS_CHAN_2GHZ(chan)); - - for (i = 0; i < numRates; i++) { - pNewPower->tPow2x[i] = - (u8)ath9k_hw_interpolate(freq, clo, chi, - powInfo[lowIndex].tPow2x[i], - powInfo[lowIndex + 1].tPow2x[i]); - } - } -} - -void ath9k_hw_get_target_powers(struct ath_hw *ah, - struct ath9k_channel *chan, - struct cal_target_power_ht *powInfo, - u16 numChannels, - struct cal_target_power_ht *pNewPower, - u16 numRates, int isHt40Target) -{ - struct chan_centers centers; - u16 clo, chi; - int i; - int matchIndex = -1, lowIndex = -1; - u16 freq; - - ath9k_hw_get_channel_centers(ah, chan, ¢ers); - freq = isHt40Target ? centers.synth_center : centers.ctl_center; - - if (freq <= ath9k_hw_fbin2freq(powInfo[0].bChannel, IS_CHAN_2GHZ(chan))) { - matchIndex = 0; - } else { - for (i = 0; (i < numChannels) && - (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) { - if (freq == ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan))) { - matchIndex = i; - break; - } else - if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel, - IS_CHAN_2GHZ(chan)) && i > 0 && - freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel, - IS_CHAN_2GHZ(chan))) { - lowIndex = i - 1; - break; - } - } - if ((matchIndex == -1) && (lowIndex == -1)) - matchIndex = i - 1; - } - - if (matchIndex != -1) { - *pNewPower = powInfo[matchIndex]; - } else { - clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel, - IS_CHAN_2GHZ(chan)); - chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel, - IS_CHAN_2GHZ(chan)); - - for (i = 0; i < numRates; i++) { - pNewPower->tPow2x[i] = (u8)ath9k_hw_interpolate(freq, - clo, chi, - powInfo[lowIndex].tPow2x[i], - powInfo[lowIndex + 1].tPow2x[i]); - } - } -} - -u16 ath9k_hw_get_max_edge_power(u16 freq, struct cal_ctl_edges *pRdEdgesPower, - int is2GHz, int num_band_edges) -{ - u16 twiceMaxEdgePower = MAX_RATE_POWER; - int i; - - for (i = 0; (i < num_band_edges) && - (pRdEdgesPower[i].bChannel != AR5416_BCHAN_UNUSED); i++) { - if (freq == ath9k_hw_fbin2freq(pRdEdgesPower[i].bChannel, is2GHz)) { - twiceMaxEdgePower = CTL_EDGE_TPOWER(pRdEdgesPower[i].ctl); - break; - } else if ((i > 0) && - (freq < ath9k_hw_fbin2freq(pRdEdgesPower[i].bChannel, - is2GHz))) { - if (ath9k_hw_fbin2freq(pRdEdgesPower[i - 1].bChannel, - is2GHz) < freq && - CTL_EDGE_FLAGS(pRdEdgesPower[i - 1].ctl)) { - twiceMaxEdgePower = - CTL_EDGE_TPOWER(pRdEdgesPower[i - 1].ctl); - } - break; - } - } - - return twiceMaxEdgePower; -} - -void ath9k_hw_update_regulatory_maxpower(struct ath_hw *ah) -{ - struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); - - switch (ar5416_get_ntxchains(ah->txchainmask)) { - case 1: - break; - case 2: - regulatory->max_power_level += INCREASE_MAXPOW_BY_TWO_CHAIN; - break; - case 3: - regulatory->max_power_level += INCREASE_MAXPOW_BY_THREE_CHAIN; - break; - default: - DBG2("ath9k: " - "Invalid chainmask configuration\n"); - break; - } -} - -void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah, - struct ath9k_channel *chan, - void *pRawDataSet, - u8 *bChans, u16 availPiers, - u16 tPdGainOverlap, - u16 *pPdGainBoundaries, u8 *pPDADCValues, - u16 numXpdGains) -{ - int i, j, k; - int16_t ss; - u16 idxL = 0, idxR = 0, numPiers; - static u8 vpdTableL[AR5416_NUM_PD_GAINS] - [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; - static u8 vpdTableR[AR5416_NUM_PD_GAINS] - [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; - static u8 vpdTableI[AR5416_NUM_PD_GAINS] - [AR5416_MAX_PWR_RANGE_IN_HALF_DB]; - - u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR; - u8 minPwrT4[AR5416_NUM_PD_GAINS]; - u8 maxPwrT4[AR5416_NUM_PD_GAINS]; - int16_t vpdStep; - int16_t tmpVal; - u16 sizeCurrVpdTable, maxIndex, tgtIndex; - int match; - int16_t minDelta = 0; - struct chan_centers centers; - int pdgain_boundary_default; - struct cal_data_per_freq *data_def = pRawDataSet; - struct cal_data_per_freq_4k *data_4k = pRawDataSet; - struct cal_data_per_freq_ar9287 *data_9287 = pRawDataSet; - int eeprom_4k = AR_SREV_9285(ah) || AR_SREV_9271(ah); - int intercepts; - - if (AR_SREV_9287(ah)) - intercepts = AR9287_PD_GAIN_ICEPTS; - else - intercepts = AR5416_PD_GAIN_ICEPTS; - - memset(&minPwrT4, 0, AR5416_NUM_PD_GAINS); - ath9k_hw_get_channel_centers(ah, chan, ¢ers); - - for (numPiers = 0; numPiers < availPiers; numPiers++) { - if (bChans[numPiers] == AR5416_BCHAN_UNUSED) - break; - } - - match = ath9k_hw_get_lower_upper_index((u8)FREQ2FBIN(centers.synth_center, - IS_CHAN_2GHZ(chan)), - bChans, numPiers, &idxL, &idxR); - - if (match) { - if (AR_SREV_9287(ah)) { - /* FIXME: array overrun? */ - for (i = 0; i < numXpdGains; i++) { - minPwrT4[i] = data_9287[idxL].pwrPdg[i][0]; - maxPwrT4[i] = data_9287[idxL].pwrPdg[i][4]; - ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], - data_9287[idxL].pwrPdg[i], - data_9287[idxL].vpdPdg[i], - intercepts, - vpdTableI[i]); - } - } else if (eeprom_4k) { - for (i = 0; i < numXpdGains; i++) { - minPwrT4[i] = data_4k[idxL].pwrPdg[i][0]; - maxPwrT4[i] = data_4k[idxL].pwrPdg[i][4]; - ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], - data_4k[idxL].pwrPdg[i], - data_4k[idxL].vpdPdg[i], - intercepts, - vpdTableI[i]); - } - } else { - for (i = 0; i < numXpdGains; i++) { - minPwrT4[i] = data_def[idxL].pwrPdg[i][0]; - maxPwrT4[i] = data_def[idxL].pwrPdg[i][4]; - ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], - data_def[idxL].pwrPdg[i], - data_def[idxL].vpdPdg[i], - intercepts, - vpdTableI[i]); - } - } - } else { - for (i = 0; i < numXpdGains; i++) { - if (AR_SREV_9287(ah)) { - pVpdL = data_9287[idxL].vpdPdg[i]; - pPwrL = data_9287[idxL].pwrPdg[i]; - pVpdR = data_9287[idxR].vpdPdg[i]; - pPwrR = data_9287[idxR].pwrPdg[i]; - } else if (eeprom_4k) { - pVpdL = data_4k[idxL].vpdPdg[i]; - pPwrL = data_4k[idxL].pwrPdg[i]; - pVpdR = data_4k[idxR].vpdPdg[i]; - pPwrR = data_4k[idxR].pwrPdg[i]; - } else { - pVpdL = data_def[idxL].vpdPdg[i]; - pPwrL = data_def[idxL].pwrPdg[i]; - pVpdR = data_def[idxR].vpdPdg[i]; - pPwrR = data_def[idxR].pwrPdg[i]; - } - - minPwrT4[i] = max(pPwrL[0], pPwrR[0]); - - maxPwrT4[i] = - min(pPwrL[intercepts - 1], - pPwrR[intercepts - 1]); - - - ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], - pPwrL, pVpdL, - intercepts, - vpdTableL[i]); - ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], - pPwrR, pVpdR, - intercepts, - vpdTableR[i]); - - for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) { - vpdTableI[i][j] = - (u8)(ath9k_hw_interpolate((u16) - FREQ2FBIN(centers. - synth_center, - IS_CHAN_2GHZ - (chan)), - bChans[idxL], bChans[idxR], - vpdTableL[i][j], vpdTableR[i][j])); - } - } - } - - k = 0; - - for (i = 0; i < numXpdGains; i++) { - if (i == (numXpdGains - 1)) - pPdGainBoundaries[i] = - (u16)(maxPwrT4[i] / 2); - else - pPdGainBoundaries[i] = - (u16)((maxPwrT4[i] + minPwrT4[i + 1]) / 4); - - pPdGainBoundaries[i] = - min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]); - - if ((i == 0) && !AR_SREV_5416_20_OR_LATER(ah)) { - minDelta = pPdGainBoundaries[0] - 23; - pPdGainBoundaries[0] = 23; - } else { - minDelta = 0; - } - - if (i == 0) { - if (AR_SREV_9280_20_OR_LATER(ah)) - ss = (int16_t)(0 - (minPwrT4[i] / 2)); - else - ss = 0; - } else { - ss = (int16_t)((pPdGainBoundaries[i - 1] - - (minPwrT4[i] / 2)) - - tPdGainOverlap + 1 + minDelta); - } - vpdStep = (int16_t)(vpdTableI[i][1] - vpdTableI[i][0]); - vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep); - - while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) { - tmpVal = (int16_t)(vpdTableI[i][0] + ss * vpdStep); - pPDADCValues[k++] = (u8)((tmpVal < 0) ? 0 : tmpVal); - ss++; - } - - sizeCurrVpdTable = (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1); - tgtIndex = (u8)(pPdGainBoundaries[i] + tPdGainOverlap - - (minPwrT4[i] / 2)); - maxIndex = (tgtIndex < sizeCurrVpdTable) ? - tgtIndex : sizeCurrVpdTable; - - while ((ss < maxIndex) && (k < (AR5416_NUM_PDADC_VALUES - 1))) { - pPDADCValues[k++] = vpdTableI[i][ss++]; - } - - vpdStep = (int16_t)(vpdTableI[i][sizeCurrVpdTable - 1] - - vpdTableI[i][sizeCurrVpdTable - 2]); - vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep); - - if (tgtIndex >= maxIndex) { - while ((ss <= tgtIndex) && - (k < (AR5416_NUM_PDADC_VALUES - 1))) { - tmpVal = (int16_t)((vpdTableI[i][sizeCurrVpdTable - 1] + - (ss - maxIndex + 1) * vpdStep)); - pPDADCValues[k++] = (u8)((tmpVal > 255) ? - 255 : tmpVal); - ss++; - } - } - } - - if (eeprom_4k) - pdgain_boundary_default = 58; - else - pdgain_boundary_default = pPdGainBoundaries[i - 1]; - - while (i < AR5416_PD_GAINS_IN_MASK) { - pPdGainBoundaries[i] = pdgain_boundary_default; - i++; - } - - while (k < AR5416_NUM_PDADC_VALUES) { - pPDADCValues[k] = pPDADCValues[k - 1]; - k++; - } -} - -int ath9k_hw_eeprom_init(struct ath_hw *ah) -{ - int status; - - if (AR_SREV_9300_20_OR_LATER(ah)) - ah->eep_ops = &eep_ar9300_ops; - else if (AR_SREV_9287(ah)) { - ah->eep_ops = &eep_ar9287_ops; - } else if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) { - ah->eep_ops = &eep_4k_ops; - } else { - ah->eep_ops = &eep_def_ops; - } - - if (!ah->eep_ops->fill_eeprom(ah)) - return -EIO; - - status = ah->eep_ops->check_eeprom(ah); - - return status; -} |