diff options
Diffstat (limited to 'drivers/staging/vt6655/card.c')
| -rw-r--r-- | drivers/staging/vt6655/card.c | 2095 |
1 files changed, 2095 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c new file mode 100644 index 00000000000..05bf48a24f4 --- /dev/null +++ b/drivers/staging/vt6655/card.c @@ -0,0 +1,2095 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * File: card.c + * Purpose: Provide functions to setup NIC operation mode + * Functions: + * s_vSafeResetTx - Rest Tx + * CARDvSetRSPINF - Set RSPINF + * vUpdateIFS - Update slotTime,SIFS,DIFS, and EIFS + * CARDvUpdateBasicTopRate - Update BasicTopRate + * CARDbAddBasicRate - Add to BasicRateSet + * CARDbIsOFDMinBasicRate - Check if any OFDM rate is in BasicRateSet + * CARDvSetLoopbackMode - Set Loopback mode + * CARDbSoftwareReset - Sortware reset NIC + * CARDqGetTSFOffset - Calculate TSFOffset + * CARDbGetCurrentTSF - Read Current NIC TSF counter + * CARDqGetNextTBTT - Calculate Next Beacon TSF counter + * CARDvSetFirstNextTBTT - Set NIC Beacon time + * CARDvUpdateNextTBTT - Sync. NIC Beacon time + * CARDbRadioPowerOff - Turn Off NIC Radio Power + * CARDbRadioPowerOn - Turn On NIC Radio Power + * CARDbSetWEPMode - Set NIC Wep mode + * CARDbSetTxPower - Set NIC tx power + * + * Revision History: + * 06-10-2003 Bryan YC Fan: Re-write codes to support VT3253 spec. + * 08-26-2003 Kyle Hsu: Modify the defination type of dwIoBase. + * 09-01-2003 Bryan YC Fan: Add vUpdateIFS(). + * + */ + +#include "tmacro.h" +#include "card.h" +#include "baseband.h" +#include "mac.h" +#include "desc.h" +#include "rf.h" +#include "vntwifi.h" +#include "power.h" +#include "key.h" +#include "rc4.h" +#include "country.h" +#include "channel.h" + +/*--------------------- Static Definitions -------------------------*/ + +static int msglevel = MSG_LEVEL_INFO; + +#define C_SIFS_A 16 // micro sec. +#define C_SIFS_BG 10 + +#define C_EIFS 80 // micro sec. + +#define C_SLOT_SHORT 9 // micro sec. +#define C_SLOT_LONG 20 + +#define C_CWMIN_A 15 // slot time +#define C_CWMIN_B 31 + +#define C_CWMAX 1023 // slot time + +#define WAIT_BEACON_TX_DOWN_TMO 3 // Times + +//1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M +static unsigned char abyDefaultSuppRatesG[] = {WLAN_EID_SUPP_RATES, 8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C}; +//6M, 9M, 12M, 48M +static unsigned char abyDefaultExtSuppRatesG[] = {WLAN_EID_EXTSUPP_RATES, 4, 0x0C, 0x12, 0x18, 0x60}; +//6M, 9M, 12M, 18M, 24M, 36M, 48M, 54M +static unsigned char abyDefaultSuppRatesA[] = {WLAN_EID_SUPP_RATES, 8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C}; +//1M, 2M, 5M, 11M, +static unsigned char abyDefaultSuppRatesB[] = {WLAN_EID_SUPP_RATES, 4, 0x02, 0x04, 0x0B, 0x16}; + +/*--------------------- Static Variables --------------------------*/ + +const unsigned short cwRXBCNTSFOff[MAX_RATE] = +{17, 17, 17, 17, 34, 23, 17, 11, 8, 5, 4, 3}; + +/*--------------------- Static Functions --------------------------*/ + +static +void +s_vCalculateOFDMRParameter( + unsigned char byRate, + CARD_PHY_TYPE ePHYType, + unsigned char *pbyTxRate, + unsigned char *pbyRsvTime +); + +/*--------------------- Export Functions --------------------------*/ + +/* + * Description: Calculate TxRate and RsvTime fields for RSPINF in OFDM mode. + * + * Parameters: + * In: + * wRate - Tx Rate + * byPktType - Tx Packet type + * Out: + * pbyTxRate - pointer to RSPINF TxRate field + * pbyRsvTime - pointer to RSPINF RsvTime field + * + * Return Value: none + * + */ +static +void +s_vCalculateOFDMRParameter( + unsigned char byRate, + CARD_PHY_TYPE ePHYType, + unsigned char *pbyTxRate, + unsigned char *pbyRsvTime +) +{ + switch (byRate) { + case RATE_6M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9B; + *pbyRsvTime = 44; + } else { + *pbyTxRate = 0x8B; + *pbyRsvTime = 50; + } + break; + + case RATE_9M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9F; + *pbyRsvTime = 36; + } else { + *pbyTxRate = 0x8F; + *pbyRsvTime = 42; + } + break; + + case RATE_12M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9A; + *pbyRsvTime = 32; + } else { + *pbyTxRate = 0x8A; + *pbyRsvTime = 38; + } + break; + + case RATE_18M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9E; + *pbyRsvTime = 28; + } else { + *pbyTxRate = 0x8E; + *pbyRsvTime = 34; + } + break; + + case RATE_36M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9D; + *pbyRsvTime = 24; + } else { + *pbyTxRate = 0x8D; + *pbyRsvTime = 30; + } + break; + + case RATE_48M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x98; + *pbyRsvTime = 24; + } else { + *pbyTxRate = 0x88; + *pbyRsvTime = 30; + } + break; + + case RATE_54M: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x9C; + *pbyRsvTime = 24; + } else { + *pbyTxRate = 0x8C; + *pbyRsvTime = 30; + } + break; + + case RATE_24M: + default: + if (ePHYType == PHY_TYPE_11A) {//5GHZ + *pbyTxRate = 0x99; + *pbyRsvTime = 28; + } else { + *pbyTxRate = 0x89; + *pbyRsvTime = 34; + } + break; + } +} + +/* + * Description: Set RSPINF + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: None. + * + */ +static +void +s_vSetRSPINF(PSDevice pDevice, CARD_PHY_TYPE ePHYType, void *pvSupportRateIEs, void *pvExtSupportRateIEs) +{ + unsigned char byServ = 0, bySignal = 0; // For CCK + unsigned short wLen = 0; + unsigned char byTxRate = 0, byRsvTime = 0; // For OFDM + + //Set to Page1 + MACvSelectPage1(pDevice->PortOffset); + + //RSPINF_b_1 + BBvCalculateParameter(pDevice, + 14, + VNTWIFIbyGetACKTxRate(RATE_1M, pvSupportRateIEs, pvExtSupportRateIEs), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_1, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + ///RSPINF_b_2 + BBvCalculateParameter(pDevice, + 14, + VNTWIFIbyGetACKTxRate(RATE_2M, pvSupportRateIEs, pvExtSupportRateIEs), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_2, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_b_5 + BBvCalculateParameter(pDevice, + 14, + VNTWIFIbyGetACKTxRate(RATE_5M, pvSupportRateIEs, pvExtSupportRateIEs), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_5, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_b_11 + BBvCalculateParameter(pDevice, + 14, + VNTWIFIbyGetACKTxRate(RATE_11M, pvSupportRateIEs, pvExtSupportRateIEs), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_11, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_a_6 + s_vCalculateOFDMRParameter(RATE_6M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_6, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_9 + s_vCalculateOFDMRParameter(RATE_9M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_9, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_12 + s_vCalculateOFDMRParameter(RATE_12M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_12, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_18 + s_vCalculateOFDMRParameter(RATE_18M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_18, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_24 + s_vCalculateOFDMRParameter(RATE_24M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_24, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_36 + s_vCalculateOFDMRParameter( + VNTWIFIbyGetACKTxRate(RATE_36M, pvSupportRateIEs, pvExtSupportRateIEs), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_36, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_48 + s_vCalculateOFDMRParameter( + VNTWIFIbyGetACKTxRate(RATE_48M, pvSupportRateIEs, pvExtSupportRateIEs), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_48, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_54 + s_vCalculateOFDMRParameter( + VNTWIFIbyGetACKTxRate(RATE_54M, pvSupportRateIEs, pvExtSupportRateIEs), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_54, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_72 + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_72, MAKEWORD(byTxRate, byRsvTime)); + //Set to Page0 + MACvSelectPage0(pDevice->PortOffset); +} + +/*--------------------- Export Functions --------------------------*/ + +/* + * Description: Get Card short preamble option value + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: true if short preamble; otherwise false + * + */ +bool CARDbIsShortPreamble(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + if (pDevice->byPreambleType == 0) + return false; + + return true; +} + +/* + * Description: Get Card short slot time option value + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: true if short slot time; otherwise false + * + */ +bool CARDbIsShorSlotTime(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + return pDevice->bShortSlotTime; +} + +/* + * Description: Update IFS + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: None. + * + */ +bool CARDbSetPhyParameter(void *pDeviceHandler, CARD_PHY_TYPE ePHYType, unsigned short wCapInfo, unsigned char byERPField, void *pvSupportRateIEs, void *pvExtSupportRateIEs) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned char byCWMaxMin = 0; + unsigned char bySlot = 0; + unsigned char bySIFS = 0; + unsigned char byDIFS = 0; + unsigned char byData; + PWLAN_IE_SUPP_RATES pSupportRates = (PWLAN_IE_SUPP_RATES) pvSupportRateIEs; + PWLAN_IE_SUPP_RATES pExtSupportRates = (PWLAN_IE_SUPP_RATES) pvExtSupportRateIEs; + + //Set SIFS, DIFS, EIFS, SlotTime, CwMin + if (ePHYType == PHY_TYPE_11A) { + if (pSupportRates == NULL) + pSupportRates = (PWLAN_IE_SUPP_RATES) abyDefaultSuppRatesA; + + if (pDevice->byRFType == RF_AIROHA7230) { + // AL7230 use single PAPE and connect to PAPE_2.4G + MACvSetBBType(pDevice->PortOffset, BB_TYPE_11G); + pDevice->abyBBVGA[0] = 0x20; + pDevice->abyBBVGA[2] = 0x10; + pDevice->abyBBVGA[3] = 0x10; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x1C) + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + + } else if (pDevice->byRFType == RF_UW2452) { + MACvSetBBType(pDevice->PortOffset, BB_TYPE_11A); + pDevice->abyBBVGA[0] = 0x18; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x14) { + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + BBbWriteEmbedded(pDevice->PortOffset, 0xE1, 0x57); + } + } else { + MACvSetBBType(pDevice->PortOffset, BB_TYPE_11A); + } + BBbWriteEmbedded(pDevice->PortOffset, 0x88, 0x03); + bySlot = C_SLOT_SHORT; + bySIFS = C_SIFS_A; + byDIFS = C_SIFS_A + 2*C_SLOT_SHORT; + byCWMaxMin = 0xA4; + } else if (ePHYType == PHY_TYPE_11B) { + if (pSupportRates == NULL) + pSupportRates = (PWLAN_IE_SUPP_RATES) abyDefaultSuppRatesB; + + MACvSetBBType(pDevice->PortOffset, BB_TYPE_11B); + if (pDevice->byRFType == RF_AIROHA7230) { + pDevice->abyBBVGA[0] = 0x1C; + pDevice->abyBBVGA[2] = 0x00; + pDevice->abyBBVGA[3] = 0x00; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x20) + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + + } else if (pDevice->byRFType == RF_UW2452) { + pDevice->abyBBVGA[0] = 0x14; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x18) { + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + BBbWriteEmbedded(pDevice->PortOffset, 0xE1, 0xD3); + } + } + BBbWriteEmbedded(pDevice->PortOffset, 0x88, 0x02); + bySlot = C_SLOT_LONG; + bySIFS = C_SIFS_BG; + byDIFS = C_SIFS_BG + 2*C_SLOT_LONG; + byCWMaxMin = 0xA5; + } else {// PK_TYPE_11GA & PK_TYPE_11GB + if (pSupportRates == NULL) { + pSupportRates = (PWLAN_IE_SUPP_RATES) abyDefaultSuppRatesG; + pExtSupportRates = (PWLAN_IE_SUPP_RATES) abyDefaultExtSuppRatesG; + } + MACvSetBBType(pDevice->PortOffset, BB_TYPE_11G); + if (pDevice->byRFType == RF_AIROHA7230) { + pDevice->abyBBVGA[0] = 0x1C; + pDevice->abyBBVGA[2] = 0x00; + pDevice->abyBBVGA[3] = 0x00; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x20) + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + + } else if (pDevice->byRFType == RF_UW2452) { + pDevice->abyBBVGA[0] = 0x14; + BBbReadEmbedded(pDevice->PortOffset, 0xE7, &byData); + if (byData == 0x18) { + BBbWriteEmbedded(pDevice->PortOffset, 0xE7, pDevice->abyBBVGA[0]); + BBbWriteEmbedded(pDevice->PortOffset, 0xE1, 0xD3); + } + } + BBbWriteEmbedded(pDevice->PortOffset, 0x88, 0x08); + bySIFS = C_SIFS_BG; + if (VNTWIFIbIsShortSlotTime(wCapInfo)) { + bySlot = C_SLOT_SHORT; + byDIFS = C_SIFS_BG + 2*C_SLOT_SHORT; + } else { + bySlot = C_SLOT_LONG; + byDIFS = C_SIFS_BG + 2*C_SLOT_LONG; + } + if (VNTWIFIbyGetMaxSupportRate(pSupportRates, pExtSupportRates) > RATE_11M) + byCWMaxMin = 0xA4; + else + byCWMaxMin = 0xA5; + + if (pDevice->bProtectMode != VNTWIFIbIsProtectMode(byERPField)) { + pDevice->bProtectMode = VNTWIFIbIsProtectMode(byERPField); + if (pDevice->bProtectMode) + MACvEnableProtectMD(pDevice->PortOffset); + else + MACvDisableProtectMD(pDevice->PortOffset); + + } + if (pDevice->bBarkerPreambleMd != VNTWIFIbIsBarkerMode(byERPField)) { + pDevice->bBarkerPreambleMd = VNTWIFIbIsBarkerMode(byERPField); + if (pDevice->bBarkerPreambleMd) + MACvEnableBarkerPreambleMd(pDevice->PortOffset); + else + MACvDisableBarkerPreambleMd(pDevice->PortOffset); + } + } + + if (pDevice->byRFType == RF_RFMD2959) { + // bcs TX_PE will reserve 3 us + // hardware's processing time here is 2 us. + bySIFS -= 3; + byDIFS -= 3; + //{{ RobertYu: 20041202 + //// TX_PE will reserve 3 us for MAX2829 A mode only, it is for better TX throughput + //// MAC will need 2 us to process, so the SIFS, DIFS can be shorter by 2 us. + } + + if (pDevice->bySIFS != bySIFS) { + pDevice->bySIFS = bySIFS; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_SIFS, pDevice->bySIFS); + } + if (pDevice->byDIFS != byDIFS) { + pDevice->byDIFS = byDIFS; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_DIFS, pDevice->byDIFS); + } + if (pDevice->byEIFS != C_EIFS) { + pDevice->byEIFS = C_EIFS; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_EIFS, pDevice->byEIFS); + } + if (pDevice->bySlot != bySlot) { + pDevice->bySlot = bySlot; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_SLOT, pDevice->bySlot); + if (pDevice->bySlot == C_SLOT_SHORT) + pDevice->bShortSlotTime = true; + else + pDevice->bShortSlotTime = false; + + BBvSetShortSlotTime(pDevice); + } + if (pDevice->byCWMaxMin != byCWMaxMin) { + pDevice->byCWMaxMin = byCWMaxMin; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_CWMAXMIN0, pDevice->byCWMaxMin); + } + if (VNTWIFIbIsShortPreamble(wCapInfo)) + pDevice->byPreambleType = pDevice->byShortPreamble; + else + pDevice->byPreambleType = 0; + + s_vSetRSPINF(pDevice, ePHYType, pSupportRates, pExtSupportRates); + pDevice->eCurrentPHYType = ePHYType; + // set for NDIS OID_802_11SUPPORTED_RATES + return true; +} + +/* + * Description: Sync. TSF counter to BSS + * Get TSF offset and write to HW + * + * Parameters: + * In: + * pDevice - The adapter to be sync. + * byRxRate - data rate of receive beacon + * qwBSSTimestamp - Rx BCN's TSF + * qwLocalTSF - Local TSF + * Out: + * none + * + * Return Value: none + * + */ +bool CARDbUpdateTSF(void *pDeviceHandler, unsigned char byRxRate, QWORD qwBSSTimestamp, QWORD qwLocalTSF) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + QWORD qwTSFOffset; + + HIDWORD(qwTSFOffset) = 0; + LODWORD(qwTSFOffset) = 0; + + if ((HIDWORD(qwBSSTimestamp) != HIDWORD(qwLocalTSF)) || + (LODWORD(qwBSSTimestamp) != LODWORD(qwLocalTSF))) { + qwTSFOffset = CARDqGetTSFOffset(byRxRate, qwBSSTimestamp, qwLocalTSF); + // adjust TSF + // HW's TSF add TSF Offset reg + VNSvOutPortD(pDevice->PortOffset + MAC_REG_TSFOFST, LODWORD(qwTSFOffset)); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_TSFOFST + 4, HIDWORD(qwTSFOffset)); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_TFTCTL, TFTCTL_TSFSYNCEN); + } + return true; +} + +/* + * Description: Set NIC TSF counter for first Beacon time + * Get NEXTTBTT from adjusted TSF and Beacon Interval + * + * Parameters: + * In: + * pDevice - The adapter to be set. + * wBeaconInterval - Beacon Interval + * Out: + * none + * + * Return Value: true if succeed; otherwise false + * + */ +bool CARDbSetBeaconPeriod(void *pDeviceHandler, unsigned short wBeaconInterval) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int uBeaconInterval = 0; + unsigned int uLowNextTBTT = 0; + unsigned int uHighRemain = 0; + unsigned int uLowRemain = 0; + QWORD qwNextTBTT; + + HIDWORD(qwNextTBTT) = 0; + LODWORD(qwNextTBTT) = 0; + CARDbGetCurrentTSF(pDevice->PortOffset, &qwNextTBTT); //Get Local TSF counter + uBeaconInterval = wBeaconInterval * 1024; + // Next TBTT = ((local_current_TSF / beacon_interval) + 1) * beacon_interval + uLowNextTBTT = (LODWORD(qwNextTBTT) >> 10) << 10; + uLowRemain = (uLowNextTBTT) % uBeaconInterval; + // high dword (mod) bcn + uHighRemain = (((0xffffffff % uBeaconInterval) + 1) * HIDWORD(qwNextTBTT)) + % uBeaconInterval; + uLowRemain = (uHighRemain + uLowRemain) % uBeaconInterval; + uLowRemain = uBeaconInterval - uLowRemain; + + // check if carry when add one beacon interval + if ((~uLowNextTBTT) < uLowRemain) + HIDWORD(qwNextTBTT)++; + + LODWORD(qwNextTBTT) = uLowNextTBTT + uLowRemain; + + // set HW beacon interval + VNSvOutPortW(pDevice->PortOffset + MAC_REG_BI, wBeaconInterval); + pDevice->wBeaconInterval = wBeaconInterval; + // Set NextTBTT + VNSvOutPortD(pDevice->PortOffset + MAC_REG_NEXTTBTT, LODWORD(qwNextTBTT)); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_NEXTTBTT + 4, HIDWORD(qwNextTBTT)); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); + + return true; +} + +/* + * Description: Card Stop Hardware Tx + * + * Parameters: + * In: + * pDeviceHandler - The adapter to be set + * ePktType - Packet type to stop + * Out: + * none + * + * Return Value: true if all data packet complete; otherwise false. + * + */ +bool CARDbStopTxPacket(void *pDeviceHandler, CARD_PKT_TYPE ePktType) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + if (ePktType == PKT_TYPE_802_11_ALL) { + pDevice->bStopBeacon = true; + pDevice->bStopTx0Pkt = true; + pDevice->bStopDataPkt = true; + } else if (ePktType == PKT_TYPE_802_11_BCN) { + pDevice->bStopBeacon = true; + } else if (ePktType == PKT_TYPE_802_11_MNG) { + pDevice->bStopTx0Pkt = true; + } else if (ePktType == PKT_TYPE_802_11_DATA) { + pDevice->bStopDataPkt = true; + } + + if (pDevice->bStopBeacon == true) { + if (pDevice->bIsBeaconBufReadySet == true) { + if (pDevice->cbBeaconBufReadySetCnt < WAIT_BEACON_TX_DOWN_TMO) { + pDevice->cbBeaconBufReadySetCnt++; + return false; + } + } + pDevice->bIsBeaconBufReadySet = false; + pDevice->cbBeaconBufReadySetCnt = 0; + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); + } + // wait all TD0 complete + if (pDevice->bStopTx0Pkt == true) { + if (pDevice->iTDUsed[TYPE_TXDMA0] != 0) + return false; + } + // wait all Data TD complete + if (pDevice->bStopDataPkt == true) { + if (pDevice->iTDUsed[TYPE_AC0DMA] != 0) + return false; + } + + return true; +} + +/* + * Description: Card Start Hardware Tx + * + * Parameters: + * In: + * pDeviceHandler - The adapter to be set + * ePktType - Packet type to start + * Out: + * none + * + * Return Value: true if success; false if failed. + * + */ +bool CARDbStartTxPacket(void *pDeviceHandler, CARD_PKT_TYPE ePktType) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + if (ePktType == PKT_TYPE_802_11_ALL) { + pDevice->bStopBeacon = false; + pDevice->bStopTx0Pkt = false; + pDevice->bStopDataPkt = false; + } else if (ePktType == PKT_TYPE_802_11_BCN) { + pDevice->bStopBeacon = false; + } else if (ePktType == PKT_TYPE_802_11_MNG) { + pDevice->bStopTx0Pkt = false; + } else if (ePktType == PKT_TYPE_802_11_DATA) { + pDevice->bStopDataPkt = false; + } + + if ((pDevice->bStopBeacon == false) && + (pDevice->bBeaconBufReady == true) && + (pDevice->eOPMode == OP_MODE_ADHOC)) { + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); + } + + return true; +} + +/* + * Description: Card Set BSSID value + * + * Parameters: + * In: + * pDeviceHandler - The adapter to be set + * pbyBSSID - pointer to BSSID field + * bAdhoc - flag to indicate IBSS + * Out: + * none + * + * Return Value: true if success; false if failed. + * + */ +bool CARDbSetBSSID(void *pDeviceHandler, unsigned char *pbyBSSID, CARD_OP_MODE eOPMode) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + MACvWriteBSSIDAddress(pDevice->PortOffset, pbyBSSID); + memcpy(pDevice->abyBSSID, pbyBSSID, WLAN_BSSID_LEN); + if (eOPMode == OP_MODE_ADHOC) + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_ADHOC); + else + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_ADHOC); + + if (eOPMode == OP_MODE_AP) + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_AP); + else + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_AP); + + if (eOPMode == OP_MODE_UNKNOWN) { + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_RCR, RCR_BSSID); + pDevice->bBSSIDFilter = false; + pDevice->byRxMode &= ~RCR_BSSID; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wcmd: rx_mode = %x\n", pDevice->byRxMode); + } else { + if (is_zero_ether_addr(pDevice->abyBSSID) == false) { + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_RCR, RCR_BSSID); + pDevice->bBSSIDFilter = true; + pDevice->byRxMode |= RCR_BSSID; + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wmgr: rx_mode = %x\n", pDevice->byRxMode); + } + // Adopt BSS state in Adapter Device Object + pDevice->eOPMode = eOPMode; + return true; +} + +/* + * Description: Card indicate status + * + * Parameters: + * In: + * pDeviceHandler - The adapter to be set + * eStatus - Status + * Out: + * none + * + * Return Value: true if success; false if failed. + * + */ + +/* + * Description: Save Assoc info. contain in assoc. response frame + * + * Parameters: + * In: + * pDevice - The adapter to be set + * wCapabilityInfo - Capability information + * wStatus - Status code + * wAID - Assoc. ID + * uLen - Length of IEs + * pbyIEs - pointer to IEs + * Out: + * none + * + * Return Value: true if succeed; otherwise false + * + */ +bool CARDbSetTxDataRate( + void *pDeviceHandler, + unsigned short wDataRate +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + pDevice->wCurrentRate = wDataRate; + return true; +} + +/*+ + * + * Routine Description: + * Consider to power down when no more packets to tx or rx. + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: true if power down success; otherwise false + * + -*/ +bool +CARDbPowerDown( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice)pDeviceHandler; + unsigned int uIdx; + + // check if already in Doze mode + if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) + return true; + + // Froce PSEN on + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PSEN); + + // check if all TD are empty, + + for (uIdx = 0; uIdx < TYPE_MAXTD; uIdx++) { + if (pDevice->iTDUsed[uIdx] != 0) + return false; + } + + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_GO2DOZE); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Go to Doze ZZZZZZZZZZZZZZZ\n"); + return true; +} + +/* + * Description: Turn off Radio power + * + * Parameters: + * In: + * pDevice - The adapter to be turned off + * Out: + * none + * + * Return Value: true if success; otherwise false + * + */ +bool CARDbRadioPowerOff(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice)pDeviceHandler; + bool bResult = true; + + if (pDevice->bRadioOff == true) + return true; + + switch (pDevice->byRFType) { + case RF_RFMD2959: + MACvWordRegBitsOff(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_TXPEINV); + MACvWordRegBitsOn(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE1); + break; + + case RF_AIROHA: + case RF_AL2230S: + case RF_AIROHA7230: //RobertYu:20050104 + MACvWordRegBitsOff(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE2); + MACvWordRegBitsOff(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE3); + break; + + } + + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_RXON); + + BBvSetDeepSleep(pDevice->PortOffset, pDevice->byLocalID); + + pDevice->bRadioOff = true; + //2007-0409-03,<Add> by chester + printk("chester power off\n"); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_GPIOCTL0, LED_ACTSET); //LED issue + return bResult; +} + +/* + * Description: Turn on Radio power + * + * Parameters: + * In: + * pDevice - The adapter to be turned on + * Out: + * none + * + * Return Value: true if success; otherwise false + * + */ +bool CARDbRadioPowerOn(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + bool bResult = true; + printk("chester power on\n"); + if (pDevice->bRadioControlOff == true) { + if (pDevice->bHWRadioOff == true) printk("chester bHWRadioOff\n"); + if (pDevice->bRadioControlOff == true) printk("chester bRadioControlOff\n"); + return false; } + + if (pDevice->bRadioOff == false) { + printk("chester pbRadioOff\n"); + return true; } + + BBvExitDeepSleep(pDevice->PortOffset, pDevice->byLocalID); + + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_HOSTCR, HOSTCR_RXON); + + switch (pDevice->byRFType) { + case RF_RFMD2959: + MACvWordRegBitsOn(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_TXPEINV); + MACvWordRegBitsOff(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, SOFTPWRCTL_SWPE1); + break; + + case RF_AIROHA: + case RF_AL2230S: + case RF_AIROHA7230: //RobertYu:20050104 + MACvWordRegBitsOn(pDevice->PortOffset, MAC_REG_SOFTPWRCTL, (SOFTPWRCTL_SWPE2 | + SOFTPWRCTL_SWPE3)); + break; + + } + + pDevice->bRadioOff = false; +// 2007-0409-03,<Add> by chester + printk("chester power on\n"); + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_GPIOCTL0, LED_ACTSET); //LED issue + return bResult; +} + +bool CARDbRemoveKey(void *pDeviceHandler, unsigned char *pbyBSSID) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + KeybRemoveAllKey(&(pDevice->sKey), pbyBSSID, pDevice->PortOffset); + return true; +} + +/* + * + * Description: + * Add BSSID in PMKID Candidate list. + * + * Parameters: + * In: + * hDeviceContext - device structure point + * pbyBSSID - BSSID address for adding + * wRSNCap - BSS's RSN capability + * Out: + * none + * + * Return Value: none. + * + -*/ +bool +CARDbAdd_PMKID_Candidate( + void *pDeviceHandler, + unsigned char *pbyBSSID, + bool bRSNCapExist, + unsigned short wRSNCap +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + PPMKID_CANDIDATE pCandidateList; + unsigned int ii = 0; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bAdd_PMKID_Candidate START: (%d)\n", (int)pDevice->gsPMKIDCandidate.NumCandidates); + + if (pDevice->gsPMKIDCandidate.NumCandidates >= MAX_PMKIDLIST) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "vFlush_PMKID_Candidate: 3\n"); + memset(&pDevice->gsPMKIDCandidate, 0, sizeof(SPMKIDCandidateEvent)); + } + + for (ii = 0; ii < 6; ii++) + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%02X ", *(pbyBSSID + ii)); + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "\n"); + + // Update Old Candidate + for (ii = 0; ii < pDevice->gsPMKIDCandidate.NumCandidates; ii++) { + pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[ii]; + if (!memcmp(pCandidateList->BSSID, pbyBSSID, ETH_ALEN)) { + if (bRSNCapExist && (wRSNCap & BIT0)) + pCandidateList->Flags |= NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED; + else + pCandidateList->Flags &= ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED); + + return true; + } + } + + // New Candidate + pCandidateList = &pDevice->gsPMKIDCandidate.CandidateList[pDevice->gsPMKIDCandidate.NumCandidates]; + if (bRSNCapExist && (wRSNCap & BIT0)) + pCandidateList->Flags |= NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED; + else + pCandidateList->Flags &= ~(NDIS_802_11_PMKID_CANDIDATE_PREAUTH_ENABLED); + + memcpy(pCandidateList->BSSID, pbyBSSID, ETH_ALEN); + pDevice->gsPMKIDCandidate.NumCandidates++; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "NumCandidates:%d\n", (int)pDevice->gsPMKIDCandidate.NumCandidates); + return true; +} + +void * +CARDpGetCurrentAddress( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + return pDevice->abyCurrentNetAddr; +} + +/* + * + * Description: + * Start Spectrum Measure defined in 802.11h + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +bool +CARDbStartMeasure( + void *pDeviceHandler, + void *pvMeasureEIDs, + unsigned int uNumOfMeasureEIDs +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + PWLAN_IE_MEASURE_REQ pEID = (PWLAN_IE_MEASURE_REQ) pvMeasureEIDs; + QWORD qwCurrTSF; + QWORD qwStartTSF; + bool bExpired = true; + unsigned short wDuration = 0; + + if ((pEID == NULL) || + (uNumOfMeasureEIDs == 0)) { + return true; + } + CARDbGetCurrentTSF(pDevice->PortOffset, &qwCurrTSF); + if (pDevice->bMeasureInProgress == true) { + pDevice->bMeasureInProgress = false; + VNSvOutPortB(pDevice->PortOffset + MAC_REG_RCR, pDevice->byOrgRCR); + MACvSelectPage1(pDevice->PortOffset); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_MAR0, pDevice->dwOrgMAR0); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_MAR4, pDevice->dwOrgMAR4); + // clear measure control + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_EN); + MACvSelectPage0(pDevice->PortOffset); + set_channel(pDevice, pDevice->byOrgChannel); + MACvSelectPage1(pDevice->PortOffset); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE); + MACvSelectPage0(pDevice->PortOffset); + } + pDevice->uNumOfMeasureEIDs = uNumOfMeasureEIDs; + + do { + pDevice->pCurrMeasureEID = pEID; + pEID++; + pDevice->uNumOfMeasureEIDs--; + + if (pDevice->byLocalID > REV_ID_VT3253_B1) { + HIDWORD(qwStartTSF) = HIDWORD(*((PQWORD)(pDevice->pCurrMeasureEID->sReq.abyStartTime))); + LODWORD(qwStartTSF) = LODWORD(*((PQWORD)(pDevice->pCurrMeasureEID->sReq.abyStartTime))); + wDuration = *((unsigned short *)(pDevice->pCurrMeasureEID->sReq.abyDuration)); + wDuration += 1; // 1 TU for channel switching + + if ((LODWORD(qwStartTSF) == 0) && (HIDWORD(qwStartTSF) == 0)) { + // start immediately by setting start TSF == current TSF + 2 TU + LODWORD(qwStartTSF) = LODWORD(qwCurrTSF) + 2048; + HIDWORD(qwStartTSF) = HIDWORD(qwCurrTSF); + if (LODWORD(qwCurrTSF) > LODWORD(qwStartTSF)) + HIDWORD(qwStartTSF)++; + + bExpired = false; + break; + } else { + // start at setting start TSF - 1TU(for channel switching) + if (LODWORD(qwStartTSF) < 1024) + HIDWORD(qwStartTSF)--; + + LODWORD(qwStartTSF) -= 1024; + } + + if ((HIDWORD(qwCurrTSF) < HIDWORD(qwStartTSF)) || + ((HIDWORD(qwCurrTSF) == HIDWORD(qwStartTSF)) && + (LODWORD(qwCurrTSF) < LODWORD(qwStartTSF))) +) { + bExpired = false; + break; + } + VNTWIFIbMeasureReport(pDevice->pMgmt, + false, + pDevice->pCurrMeasureEID, + MEASURE_MODE_LATE, + pDevice->byBasicMap, + pDevice->byCCAFraction, + pDevice->abyRPIs + ); + } else { + // hardware do not support measure + VNTWIFIbMeasureReport(pDevice->pMgmt, + false, + pDevice->pCurrMeasureEID, + MEASURE_MODE_INCAPABLE, + pDevice->byBasicMap, + pDevice->byCCAFraction, + pDevice->abyRPIs + ); + } + } while (pDevice->uNumOfMeasureEIDs != 0); + + if (!bExpired) { + MACvSelectPage1(pDevice->PortOffset); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_MSRSTART, LODWORD(qwStartTSF)); + VNSvOutPortD(pDevice->PortOffset + MAC_REG_MSRSTART + 4, HIDWORD(qwStartTSF)); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_MSRDURATION, wDuration); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_EN); + MACvSelectPage0(pDevice->PortOffset); + } else { + // all measure start time expired we should complete action + VNTWIFIbMeasureReport(pDevice->pMgmt, + true, + NULL, + 0, + pDevice->byBasicMap, + pDevice->byCCAFraction, + pDevice->abyRPIs + ); + } + return true; +} + +/* + * + * Description: + * Do Channel Switch defined in 802.11h + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +bool +CARDbChannelSwitch( + void *pDeviceHandler, + unsigned char byMode, + unsigned char byNewChannel, + unsigned char byCount +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + bool bResult = true; + + if (byCount == 0) { + bResult = set_channel(pDevice, byNewChannel); + VNTWIFIbChannelSwitch(pDevice->pMgmt, byNewChannel); + MACvSelectPage1(pDevice->PortOffset); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL+1, MSRCTL1_TXPAUSE); + MACvSelectPage0(pDevice->PortOffset); + return bResult; + } + pDevice->byChannelSwitchCount = byCount; + pDevice->byNewChannel = byNewChannel; + pDevice->bChannelSwitch = true; + if (byMode == 1) + bResult = CARDbStopTxPacket(pDevice, PKT_TYPE_802_11_ALL); + + return bResult; +} + +/* + * + * Description: + * Handle Quiet EID defined in 802.11h + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +bool +CARDbSetQuiet( + void *pDeviceHandler, + bool bResetQuiet, + unsigned char byQuietCount, + unsigned char byQuietPeriod, + unsigned short wQuietDuration, + unsigned short wQuietOffset +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int ii = 0; + + if (bResetQuiet) { + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_MSRCTL, (MSRCTL_QUIETTXCHK | MSRCTL_QUIETEN)); + for (ii = 0; ii < MAX_QUIET_COUNT; ii++) + pDevice->sQuiet[ii].bEnable = false; + + pDevice->uQuietEnqueue = 0; + pDevice->bEnableFirstQuiet = false; + pDevice->bQuietEnable = false; + pDevice->byQuietStartCount = byQuietCount; + } + if (pDevice->sQuiet[pDevice->uQuietEnqueue].bEnable == false) { + pDevice->sQuiet[pDevice->uQuietEnqueue].bEnable = true; + pDevice->sQuiet[pDevice->uQuietEnqueue].byPeriod = byQuietPeriod; + pDevice->sQuiet[pDevice->uQuietEnqueue].wDuration = wQuietDuration; + pDevice->sQuiet[pDevice->uQuietEnqueue].dwStartTime = (unsigned long) byQuietCount; + pDevice->sQuiet[pDevice->uQuietEnqueue].dwStartTime *= pDevice->wBeaconInterval; + pDevice->sQuiet[pDevice->uQuietEnqueue].dwStartTime += wQuietOffset; + pDevice->uQuietEnqueue++; + pDevice->uQuietEnqueue %= MAX_QUIET_COUNT; + if (pDevice->byQuietStartCount < byQuietCount) + pDevice->byQuietStartCount = byQuietCount; + } + return true; +} + +/* + * + * Description: + * Do Quiet, It will be called by either ISR(after start) + * or VNTWIFI(before start) so we do not need a SPINLOCK + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +bool +CARDbStartQuiet( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int ii = 0; + unsigned long dwStartTime = 0xFFFFFFFF; + unsigned int uCurrentQuietIndex = 0; + unsigned long dwNextTime = 0; + unsigned long dwGap = 0; + unsigned long dwDuration = 0; + + for (ii = 0; ii < MAX_QUIET_COUNT; ii++) { + if ((pDevice->sQuiet[ii].bEnable == true) && + (dwStartTime > pDevice->sQuiet[ii].dwStartTime)) { + dwStartTime = pDevice->sQuiet[ii].dwStartTime; + uCurrentQuietIndex = ii; + } + } + if (dwStartTime == 0xFFFFFFFF) { + // no more quiet + pDevice->bQuietEnable = false; + MACvRegBitsOff(pDevice->PortOffset, MAC_REG_MSRCTL, (MSRCTL_QUIETTXCHK | MSRCTL_QUIETEN)); + } else { + if (pDevice->bQuietEnable == false) { + // first quiet + pDevice->byQuietStartCount--; + dwNextTime = pDevice->sQuiet[uCurrentQuietIndex].dwStartTime; + dwNextTime %= pDevice->wBeaconInterval; + MACvSelectPage1(pDevice->PortOffset); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_QUIETINIT, (unsigned short) dwNextTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_QUIETDUR, (unsigned short) pDevice->sQuiet[uCurrentQuietIndex].wDuration); + if (pDevice->byQuietStartCount == 0) { + pDevice->bEnableFirstQuiet = false; + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL, (MSRCTL_QUIETTXCHK | MSRCTL_QUIETEN)); + } else { + pDevice->bEnableFirstQuiet = true; + } + MACvSelectPage0(pDevice->PortOffset); + } else { + if (pDevice->dwCurrentQuietEndTime > pDevice->sQuiet[uCurrentQuietIndex].dwStartTime) { + // overlap with previous Quiet + dwGap = pDevice->dwCurrentQuietEndTime - pDevice->sQuiet[uCurrentQuietIndex].dwStartTime; + if (dwGap >= pDevice->sQuiet[uCurrentQuietIndex].wDuration) { + // return false to indicate next quiet expired, should call this function again + return false; + } + dwDuration = pDevice->sQuiet[uCurrentQuietIndex].wDuration - dwGap; + dwGap = 0; + } else { + dwGap = pDevice->sQuiet[uCurrentQuietIndex].dwStartTime - pDevice->dwCurrentQuietEndTime; + dwDuration = pDevice->sQuiet[uCurrentQuietIndex].wDuration; + } + // set GAP and Next duration + MACvSelectPage1(pDevice->PortOffset); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_QUIETGAP, (unsigned short) dwGap); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_QUIETDUR, (unsigned short) dwDuration); + MACvRegBitsOn(pDevice->PortOffset, MAC_REG_MSRCTL, MSRCTL_QUIETRPT); + MACvSelectPage0(pDevice->PortOffset); + } + pDevice->bQuietEnable = true; + pDevice->dwCurrentQuietEndTime = pDevice->sQuiet[uCurrentQuietIndex].dwStartTime; + pDevice->dwCurrentQuietEndTime += pDevice->sQuiet[uCurrentQuietIndex].wDuration; + if (pDevice->sQuiet[uCurrentQuietIndex].byPeriod == 0) { + // not period disable current quiet element + pDevice->sQuiet[uCurrentQuietIndex].bEnable = false; + } else { + // set next period start time + dwNextTime = (unsigned long) pDevice->sQuiet[uCurrentQuietIndex].byPeriod; + dwNextTime *= pDevice->wBeaconInterval; + pDevice->sQuiet[uCurrentQuietIndex].dwStartTime = dwNextTime; + } + if (pDevice->dwCurrentQuietEndTime > 0x80010000) { + // decreament all time to avoid wrap around + for (ii = 0; ii < MAX_QUIET_COUNT; ii++) { + if (pDevice->sQuiet[ii].bEnable == true) + pDevice->sQuiet[ii].dwStartTime -= 0x80000000; + + } + pDevice->dwCurrentQuietEndTime -= 0x80000000; + } + } + return true; +} + +/* + * + * Description: + * Set Local Power Constraint + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +void +CARDvSetPowerConstraint( + void *pDeviceHandler, + unsigned char byChannel, + char byPower +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + if (byChannel > CB_MAX_CHANNEL_24G) { + if (pDevice->bCountryInfo5G == true) + pDevice->abyLocalPwr[byChannel] = pDevice->abyRegPwr[byChannel] - byPower; + + } else { + if (pDevice->bCountryInfo24G == true) + pDevice->abyLocalPwr[byChannel] = pDevice->abyRegPwr[byChannel] - byPower; + + } +} + +/* + * + * Description: + * Set Local Power Constraint + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + -*/ +void +CARDvGetPowerCapability( + void *pDeviceHandler, + unsigned char *pbyMinPower, + unsigned char *pbyMaxPower +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned char byDec = 0; + + *pbyMaxPower = pDevice->abyOFDMDefaultPwr[pDevice->byCurrentCh]; + byDec = pDevice->abyOFDMPwrTbl[pDevice->byCurrentCh]; + if (pDevice->byRFType == RF_UW2452) { + byDec *= 3; + byDec >>= 1; + } else { + byDec <<= 1; + } + *pbyMinPower = pDevice->abyOFDMDefaultPwr[pDevice->byCurrentCh] - byDec; +} + +/* + * + * Description: + * Get Current Tx Power + * + * Parameters: + * In: + * hDeviceContext - device structure point + * Out: + * none + * + * Return Value: none. + * + */ +char +CARDbyGetTransmitPower( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + return pDevice->byCurPwrdBm; +} + +//xxx +void +CARDvSafeResetTx( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int uu; + PSTxDesc pCurrTD; + + // initialize TD index + pDevice->apTailTD[0] = pDevice->apCurrTD[0] = &(pDevice->apTD0Rings[0]); + pDevice->apTailTD[1] = pDevice->apCurrTD[1] = &(pDevice->apTD1Rings[0]); + + for (uu = 0; uu < TYPE_MAXTD; uu++) + pDevice->iTDUsed[uu] = 0; + + for (uu = 0; uu < pDevice->sOpts.nTxDescs[0]; uu++) { + pCurrTD = &(pDevice->apTD0Rings[uu]); + pCurrTD->m_td0TD0.f1Owner = OWNED_BY_HOST; + // init all Tx Packet pointer to NULL + } + for (uu = 0; uu < pDevice->sOpts.nTxDescs[1]; uu++) { + pCurrTD = &(pDevice->apTD1Rings[uu]); + pCurrTD->m_td0TD0.f1Owner = OWNED_BY_HOST; + // init all Tx Packet pointer to NULL + } + + // set MAC TD pointer + MACvSetCurrTXDescAddr(TYPE_TXDMA0, pDevice->PortOffset, + (pDevice->td0_pool_dma)); + + MACvSetCurrTXDescAddr(TYPE_AC0DMA, pDevice->PortOffset, + (pDevice->td1_pool_dma)); + + // set MAC Beacon TX pointer + MACvSetCurrBCNTxDescAddr(pDevice->PortOffset, + (pDevice->tx_beacon_dma)); +} + +/*+ + * + * Description: + * Reset Rx + * + * Parameters: + * In: + * pDevice - Pointer to the adapter + * Out: + * none + * + * Return Value: none + * + -*/ +void +CARDvSafeResetRx( + void *pDeviceHandler +) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int uu; + PSRxDesc pDesc; + + // initialize RD index + pDevice->pCurrRD[0] = &(pDevice->aRD0Ring[0]); + pDevice->pCurrRD[1] = &(pDevice->aRD1Ring[0]); + + // init state, all RD is chip's + for (uu = 0; uu < pDevice->sOpts.nRxDescs0; uu++) { + pDesc = &(pDevice->aRD0Ring[uu]); + pDesc->m_rd0RD0.wResCount = (unsigned short)(pDevice->rx_buf_sz); + pDesc->m_rd0RD0.f1Owner = OWNED_BY_NIC; + pDesc->m_rd1RD1.wReqCount = (unsigned short)(pDevice->rx_buf_sz); + } + + // init state, all RD is chip's + for (uu = 0; uu < pDevice->sOpts.nRxDescs1; uu++) { + pDesc = &(pDevice->aRD1Ring[uu]); + pDesc->m_rd0RD0.wResCount = (unsigned short)(pDevice->rx_buf_sz); + pDesc->m_rd0RD0.f1Owner = OWNED_BY_NIC; + pDesc->m_rd1RD1.wReqCount = (unsigned short)(pDevice->rx_buf_sz); + } + + pDevice->cbDFCB = CB_MAX_RX_FRAG; + pDevice->cbFreeDFCB = pDevice->cbDFCB; + + // set perPkt mode + MACvRx0PerPktMode(pDevice->PortOffset); + MACvRx1PerPktMode(pDevice->PortOffset); + // set MAC RD pointer + MACvSetCurrRx0DescAddr(pDevice->PortOffset, + pDevice->rd0_pool_dma); + + MACvSetCurrRx1DescAddr(pDevice->PortOffset, + pDevice->rd1_pool_dma); +} + +/* + * Description: Get response Control frame rate in CCK mode + * + * Parameters: + * In: + * pDevice - The adapter to be set + * wRateIdx - Receiving data rate + * Out: + * none + * + * Return Value: response Control frame rate + * + */ +unsigned short CARDwGetCCKControlRate(void *pDeviceHandler, unsigned short wRateIdx) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int ui = (unsigned int) wRateIdx; + + while (ui > RATE_1M) { + if (pDevice->wBasicRate & ((unsigned short)1 << ui)) + return (unsigned short)ui; + + ui--; + } + return (unsigned short)RATE_1M; +} + +/* + * Description: Get response Control frame rate in OFDM mode + * + * Parameters: + * In: + * pDevice - The adapter to be set + * wRateIdx - Receiving data rate + * Out: + * none + * + * Return Value: response Control frame rate + * + */ +unsigned short CARDwGetOFDMControlRate(void *pDeviceHandler, unsigned short wRateIdx) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned int ui = (unsigned int) wRateIdx; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BASIC RATE: %X\n", pDevice->wBasicRate); + + if (!CARDbIsOFDMinBasicRate((void *)pDevice)) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CARDwGetOFDMControlRate:(NO OFDM) %d\n", wRateIdx); + if (wRateIdx > RATE_24M) + wRateIdx = RATE_24M; + return wRateIdx; + } + while (ui > RATE_11M) { + if (pDevice->wBasicRate & ((unsigned short)1 << ui)) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CARDwGetOFDMControlRate : %d\n", ui); + return (unsigned short)ui; + } + ui--; + } + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CARDwGetOFDMControlRate: 6M\n"); + return (unsigned short)RATE_24M; +} + +/* + * Description: Set RSPINF + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: None. + * + */ +void CARDvSetRSPINF(void *pDeviceHandler, CARD_PHY_TYPE ePHYType) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned char byServ = 0x00, bySignal = 0x00; //For CCK + unsigned short wLen = 0x0000; + unsigned char byTxRate, byRsvTime; //For OFDM + + //Set to Page1 + MACvSelectPage1(pDevice->PortOffset); + + //RSPINF_b_1 + BBvCalculateParameter(pDevice, + 14, + CARDwGetCCKControlRate((void *)pDevice, RATE_1M), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_1, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + ///RSPINF_b_2 + BBvCalculateParameter(pDevice, + 14, + CARDwGetCCKControlRate((void *)pDevice, RATE_2M), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_2, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_b_5 + BBvCalculateParameter(pDevice, + 14, + CARDwGetCCKControlRate((void *)pDevice, RATE_5M), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_5, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_b_11 + BBvCalculateParameter(pDevice, + 14, + CARDwGetCCKControlRate((void *)pDevice, RATE_11M), + PK_TYPE_11B, + &wLen, + &byServ, + &bySignal +); + + VNSvOutPortD(pDevice->PortOffset + MAC_REG_RSPINF_B_11, MAKEDWORD(wLen, MAKEWORD(bySignal, byServ))); + //RSPINF_a_6 + s_vCalculateOFDMRParameter(RATE_6M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_6, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_9 + s_vCalculateOFDMRParameter(RATE_9M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_9, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_12 + s_vCalculateOFDMRParameter(RATE_12M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_12, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_18 + s_vCalculateOFDMRParameter(RATE_18M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_18, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_24 + s_vCalculateOFDMRParameter(RATE_24M, + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_24, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_36 + s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate((void *)pDevice, RATE_36M), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_36, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_48 + s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate((void *)pDevice, RATE_48M), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_48, MAKEWORD(byTxRate, byRsvTime)); + //RSPINF_a_54 + s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate((void *)pDevice, RATE_54M), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_54, MAKEWORD(byTxRate, byRsvTime)); + + //RSPINF_a_72 + s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate((void *)pDevice, RATE_54M), + ePHYType, + &byTxRate, + &byRsvTime); + VNSvOutPortW(pDevice->PortOffset + MAC_REG_RSPINF_A_72, MAKEWORD(byTxRate, byRsvTime)); + //Set to Page0 + MACvSelectPage0(pDevice->PortOffset); +} + +/* + * Description: Update IFS + * + * Parameters: + * In: + * pDevice - The adapter to be set + * Out: + * none + * + * Return Value: None. + * + */ +void vUpdateIFS(void *pDeviceHandler) +{ + //Set SIFS, DIFS, EIFS, SlotTime, CwMin + PSDevice pDevice = (PSDevice) pDeviceHandler; + + unsigned char byMaxMin = 0; + if (pDevice->byPacketType == PK_TYPE_11A) {//0000 0000 0000 0000,11a + pDevice->uSlot = C_SLOT_SHORT; + pDevice->uSIFS = C_SIFS_A; + pDevice->uDIFS = C_SIFS_A + 2*C_SLOT_SHORT; + pDevice->uCwMin = C_CWMIN_A; + byMaxMin = 4; + } else if (pDevice->byPacketType == PK_TYPE_11B) {//0000 0001 0000 0000,11b + pDevice->uSlot = C_SLOT_LONG; + pDevice->uSIFS = C_SIFS_BG; + pDevice->uDIFS = C_SIFS_BG + 2*C_SLOT_LONG; + pDevice->uCwMin = C_CWMIN_B; + byMaxMin = 5; + } else { // PK_TYPE_11GA & PK_TYPE_11GB + pDevice->uSIFS = C_SIFS_BG; + if (pDevice->bShortSlotTime) + pDevice->uSlot = C_SLOT_SHORT; + else + pDevice->uSlot = C_SLOT_LONG; + + pDevice->uDIFS = C_SIFS_BG + 2*pDevice->uSlot; + if (pDevice->wBasicRate & 0x0150) { //0000 0001 0101 0000,24M,12M,6M + pDevice->uCwMin = C_CWMIN_A; + byMaxMin = 4; + } else { + pDevice->uCwMin = C_CWMIN_B; + byMaxMin = 5; + } + } + + pDevice->uCwMax = C_CWMAX; + pDevice->uEIFS = C_EIFS; + if (pDevice->byRFType == RF_RFMD2959) { + // bcs TX_PE will reserve 3 us + VNSvOutPortB(pDevice->PortOffset + MAC_REG_SIFS, (unsigned char)(pDevice->uSIFS - 3)); + VNSvOutPortB(pDevice->PortOffset + MAC_REG_DIFS, (unsigned char)(pDevice->uDIFS - 3)); + } else { + VNSvOutPortB(pDevice->PortOffset + MAC_REG_SIFS, (unsigned char)pDevice->uSIFS); + VNSvOutPortB(pDevice->PortOffset + MAC_REG_DIFS, (unsigned char)pDevice->uDIFS); + } + VNSvOutPortB(pDevice->PortOffset + MAC_REG_EIFS, (unsigned char)pDevice->uEIFS); + VNSvOutPortB(pDevice->PortOffset + MAC_REG_SLOT, (unsigned char)pDevice->uSlot); + byMaxMin |= 0xA0;//1010 1111,C_CWMAX = 1023 + VNSvOutPortB(pDevice->PortOffset + MAC_REG_CWMAXMIN0, (unsigned char)byMaxMin); +} + +void CARDvUpdateBasicTopRate(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned char byTopOFDM = RATE_24M, byTopCCK = RATE_1M; + unsigned char ii; + + //Determines the highest basic rate. + for (ii = RATE_54M; ii >= RATE_6M; ii--) { + if ((pDevice->wBasicRate) & ((unsigned short)(1<<ii))) { + byTopOFDM = ii; + break; + } + } + pDevice->byTopOFDMBasicRate = byTopOFDM; + + for (ii = RATE_11M;; ii--) { + if ((pDevice->wBasicRate) & ((unsigned short)(1<<ii))) { + byTopCCK = ii; + break; + } + if (ii == RATE_1M) + break; + } + pDevice->byTopCCKBasicRate = byTopCCK; +} + +bool CARDbAddBasicRate(void *pDeviceHandler, unsigned short wRateIdx) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + unsigned short wRate = (unsigned short)(1<<wRateIdx); + + pDevice->wBasicRate |= wRate; + + //Determines the highest basic rate. + CARDvUpdateBasicTopRate((void *)pDevice); + + return true; +} + +bool CARDbIsOFDMinBasicRate(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice)pDeviceHandler; + int ii; + + for (ii = RATE_54M; ii >= RATE_6M; ii--) { + if ((pDevice->wBasicRate) & ((unsigned short)(1 << ii))) + return true; + } + return false; +} + +unsigned char CARDbyGetPktType(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + if (pDevice->byBBType == BB_TYPE_11A || pDevice->byBBType == BB_TYPE_11B) + return (unsigned char)pDevice->byBBType; + else if (CARDbIsOFDMinBasicRate((void *)pDevice)) + return PK_TYPE_11GA; + else + return PK_TYPE_11GB; +} + +/* + * Description: Set NIC Loopback mode + * + * Parameters: + * In: + * pDevice - The adapter to be set + * wLoopbackMode - Loopback mode to be set + * Out: + * none + * + * Return Value: none + * + */ +void CARDvSetLoopbackMode(unsigned long dwIoBase, unsigned short wLoopbackMode) +{ + switch (wLoopbackMode) { + case CARD_LB_NONE: + case CARD_LB_MAC: + case CARD_LB_PHY: + break; + default: + ASSERT(false); + break; + } + // set MAC loopback + MACvSetLoopbackMode(dwIoBase, LOBYTE(wLoopbackMode)); + // set Baseband loopback +} + +/* + * Description: Software Reset NIC + * + * Parameters: + * In: + * pDevice - The adapter to be reset + * Out: + * none + * + * Return Value: none + * + */ +bool CARDbSoftwareReset(void *pDeviceHandler) +{ + PSDevice pDevice = (PSDevice) pDeviceHandler; + + // reset MAC + if (!MACbSafeSoftwareReset(pDevice->PortOffset)) + return false; + + return true; +} + +/* + * Description: Calculate TSF offset of two TSF input + * Get TSF Offset from RxBCN's TSF and local TSF + * + * Parameters: + * In: + * pDevice - The adapter to be sync. + * qwTSF1 - Rx BCN's TSF + * qwTSF2 - Local TSF + * Out: + * none + * + * Return Value: TSF Offset value + * + */ +QWORD CARDqGetTSFOffset(unsigned char byRxRate, QWORD qwTSF1, QWORD qwTSF2) +{ + QWORD qwTSFOffset; + unsigned short wRxBcnTSFOffst = 0; + + HIDWORD(qwTSFOffset) = 0; + LODWORD(qwTSFOffset) = 0; + wRxBcnTSFOffst = cwRXBCNTSFOff[byRxRate%MAX_RATE]; + (qwTSF2).u.dwLowDword += (unsigned long)(wRxBcnTSFOffst); + if ((qwTSF2).u.dwLowDword < (unsigned long)(wRxBcnTSFOffst)) + (qwTSF2).u.dwHighDword++; + + LODWORD(qwTSFOffset) = LODWORD(qwTSF1) - LODWORD(qwTSF2); + if (LODWORD(qwTSF1) < LODWORD(qwTSF2)) { + // if borrow needed + HIDWORD(qwTSFOffset) = HIDWORD(qwTSF1) - HIDWORD(qwTSF2) - 1; + } else { + HIDWORD(qwTSFOffset) = HIDWORD(qwTSF1) - HIDWORD(qwTSF2); + } + return qwTSFOffset; +} + +/* + * Description: Read NIC TSF counter + * Get local TSF counter + * + * Parameters: + * In: + * pDevice - The adapter to be read + * Out: + * qwCurrTSF - Current TSF counter + * + * Return Value: true if success; otherwise false + * + */ +bool CARDbGetCurrentTSF(unsigned long dwIoBase, PQWORD pqwCurrTSF) +{ + unsigned short ww; + unsigned char byData; + + MACvRegBitsOn(dwIoBase, MAC_REG_TFTCTL, TFTCTL_TSFCNTRRD); + for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { + VNSvInPortB(dwIoBase + MAC_REG_TFTCTL, &byData); + if (!(byData & TFTCTL_TSFCNTRRD)) + break; + } + if (ww == W_MAX_TIMEOUT) + return false; + VNSvInPortD(dwIoBase + MAC_REG_TSFCNTR, &LODWORD(*pqwCurrTSF)); + VNSvInPortD(dwIoBase + MAC_REG_TSFCNTR + 4, &HIDWORD(*pqwCurrTSF)); + + return true; +} + +/* + * Description: Read NIC TSF counter + * Get NEXTTBTT from adjusted TSF and Beacon Interval + * + * Parameters: + * In: + * qwTSF - Current TSF counter + * wbeaconInterval - Beacon Interval + * Out: + * qwCurrTSF - Current TSF counter + * + * Return Value: TSF value of next Beacon + * + */ +QWORD CARDqGetNextTBTT(QWORD qwTSF, unsigned short wBeaconInterval) +{ + unsigned int uLowNextTBTT; + unsigned int uHighRemain, uLowRemain; + unsigned int uBeaconInterval; + + uBeaconInterval = wBeaconInterval * 1024; + // Next TBTT = ((local_current_TSF / beacon_interval) + 1) * beacon_interval + uLowNextTBTT = (LODWORD(qwTSF) >> 10) << 10; + // low dword (mod) bcn + uLowRemain = (uLowNextTBTT) % uBeaconInterval; + // high dword (mod) bcn + uHighRemain = (((0xffffffff % uBeaconInterval) + 1) * HIDWORD(qwTSF)) + % uBeaconInterval; + uLowRemain = (uHighRemain + uLowRemain) % uBeaconInterval; + uLowRemain = uBeaconInterval - uLowRemain; + + // check if carry when add one beacon interval + if ((~uLowNextTBTT) < uLowRemain) + HIDWORD(qwTSF)++; + + LODWORD(qwTSF) = uLowNextTBTT + uLowRemain; + + return qwTSF; +} + +/* + * Description: Set NIC TSF counter for first Beacon time + * Get NEXTTBTT from adjusted TSF and Beacon Interval + * + * Parameters: + * In: + * dwIoBase - IO Base + * wBeaconInterval - Beacon Interval + * Out: + * none + * + * Return Value: none + * + */ +void CARDvSetFirstNextTBTT(unsigned long dwIoBase, unsigned short wBeaconInterval) +{ + QWORD qwNextTBTT; + + HIDWORD(qwNextTBTT) = 0; + LODWORD(qwNextTBTT) = 0; + CARDbGetCurrentTSF(dwIoBase, &qwNextTBTT); //Get Local TSF counter + qwNextTBTT = CARDqGetNextTBTT(qwNextTBTT, wBeaconInterval); + // Set NextTBTT + VNSvOutPortD(dwIoBase + MAC_REG_NEXTTBTT, LODWORD(qwNextTBTT)); + VNSvOutPortD(dwIoBase + MAC_REG_NEXTTBTT + 4, HIDWORD(qwNextTBTT)); + MACvRegBitsOn(dwIoBase, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); + + return; +} + +/* + * Description: Sync NIC TSF counter for Beacon time + * Get NEXTTBTT and write to HW + * + * Parameters: + * In: + * pDevice - The adapter to be set + * qwTSF - Current TSF counter + * wBeaconInterval - Beacon Interval + * Out: + * none + * + * Return Value: none + * + */ +void CARDvUpdateNextTBTT(unsigned long dwIoBase, QWORD qwTSF, unsigned short wBeaconInterval) +{ + qwTSF = CARDqGetNextTBTT(qwTSF, wBeaconInterval); + // Set NextTBTT + VNSvOutPortD(dwIoBase + MAC_REG_NEXTTBTT, LODWORD(qwTSF)); + VNSvOutPortD(dwIoBase + MAC_REG_NEXTTBTT + 4, HIDWORD(qwTSF)); + MACvRegBitsOn(dwIoBase, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Card:Update Next TBTT[%8xh:%8xh] \n", + (unsigned int) HIDWORD(qwTSF), (unsigned int) LODWORD(qwTSF)); + + return; +} |