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Diffstat (limited to 'drivers/staging/vt6656/mac.c')
-rw-r--r--drivers/staging/vt6656/mac.c500
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diff --git a/drivers/staging/vt6656/mac.c b/drivers/staging/vt6656/mac.c
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+++ b/drivers/staging/vt6656/mac.c
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+/*
+ * 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: mac.c
+ *
+ * Purpose: MAC routines
+ *
+ * Author: Tevin Chen
+ *
+ * Date: May 21, 1996
+ *
+ * Functions:
+ *
+ * Revision History:
+ */
+
+
+
+#if !defined(__TMACRO_H__)
+#include "tmacro.h"
+#endif
+#if !defined(__TBIT_H__)
+#include "tbit.h"
+#endif
+#if !defined(__TETHER_H__)
+#include "tether.h"
+#endif
+#if !defined(__DESC_H__)
+#include "desc.h"
+#endif
+#if !defined(__MAC_H__)
+#include "mac.h"
+#endif
+#if !defined(__80211hdr_H__)
+#include "80211hdr.h"
+#endif
+#if !defined(__RNDIS_H__)
+#include "rndis.h"
+#endif
+#if !defined(__CONTROL_H__)
+#include "control.h"
+#endif
+/*--------------------- Static Definitions -------------------------*/
+//static int msglevel =MSG_LEVEL_DEBUG;
+static int msglevel =MSG_LEVEL_INFO;
+/*--------------------- Static Classes ----------------------------*/
+
+/*--------------------- Static Variables --------------------------*/
+
+/*--------------------- Static Functions --------------------------*/
+
+/*--------------------- Export Variables --------------------------*/
+
+/*--------------------- Export Functions --------------------------*/
+
+
+
+
+
+/*
+ * Description:
+ * Set this hash index into multicast address register bit
+ *
+ * Parameters:
+ * In:
+ * byHashIdx - Hash index to set
+ * Out:
+ * none
+ *
+ * Return Value: none
+ *
+ */
+void MACvSetMultiAddrByHash (PSDevice pDevice, BYTE byHashIdx)
+{
+ UINT uByteIdx;
+ BYTE byBitMask;
+ BYTE pbyData[2];
+
+
+ // calculate byte position
+ uByteIdx = byHashIdx / 8;
+
+ // calculate bit position
+ byBitMask = 1;
+ byBitMask <<= (byHashIdx % 8);
+ // turn on the bit
+
+ pbyData[0] = byBitMask;
+ pbyData[1] = byBitMask;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ (WORD) (MAC_REG_MAR0 + uByteIdx),
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData);
+}
+
+
+
+/*
+ * Description:
+ * Write MAC Multicast Address Mask
+ *
+ * Parameters:
+ * In:
+ * uByteidx - Index of Mask
+ * byData - Mask Value to write
+ * Out:
+ * none
+ *
+ * Return Value: none
+ *
+ */
+VOID MACvWriteMultiAddr (PSDevice pDevice, UINT uByteIdx, BYTE byData)
+{
+ BYTE byData1;
+
+ byData1 = byData;
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE,
+ (WORD) (MAC_REG_MAR0 + uByteIdx),
+ MESSAGE_REQUEST_MACREG,
+ 1,
+ &byData1);
+}
+
+
+/*
+ * Description:
+ * Shut Down MAC
+ *
+ * Parameters:
+ * In:
+ * Out:
+ * none
+ *
+ * Return Value: TRUE if success; otherwise FALSE
+ *
+ */
+BOOL MACbShutdown (PSDevice pDevice)
+{
+ CONTROLnsRequestOutAsyn(pDevice,
+ MESSAGE_TYPE_MACSHUTDOWN,
+ 0,
+ 0,
+ 0,
+ NULL
+ );
+ return TRUE;
+}
+
+void MACvSetBBType(PSDevice pDevice,BYTE byType)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = byType;
+ pbyData[1] = EnCFG_BBType_MASK;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ MAC_REG_ENCFG0,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+void MACvSetMISCFifo (PSDevice pDevice, WORD wOffset, DWORD dwData)
+{
+BYTE pbyData[4];
+
+ if (wOffset > 273)
+ return;
+ pbyData[0] = (BYTE)dwData;
+ pbyData[1] = (BYTE)(dwData>>8);
+ pbyData[2] = (BYTE)(dwData>>16);
+ pbyData[3] = (BYTE)(dwData>>24);
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MISCFF,
+ wOffset,
+ 0,
+ 4,
+ pbyData
+ );
+}
+
+/*
+ * Description:
+ * Disable the Key Entry by MISCFIFO
+ *
+ * Parameters:
+ * In:
+ * dwIoBase - Base Address for MAC
+ *
+ * Out:
+ * none
+ *
+ * Return Value: none
+ *
+ */
+void MACvDisableKeyEntry (PSDevice pDevice, UINT uEntryIdx)
+{
+WORD wOffset;
+BYTE byData;
+
+
+ byData = (BYTE) uEntryIdx;
+
+ wOffset = MISCFIFO_KEYETRY0;
+ wOffset += (uEntryIdx * MISCFIFO_KEYENTRYSIZE);
+
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset);
+ //VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, 0);
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE);
+
+ //issue write misc fifo command to device
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_CLRKEYENTRY,
+ 0,
+ 0,
+ 1,
+ &byData
+ );
+}
+
+
+/*
+ * Description:
+ * Set the Key by MISCFIFO
+ *
+ * Parameters:
+ * In:
+ * dwIoBase - Base Address for MAC
+ *
+ * Out:
+ * none
+ *
+ * Return Value: none
+ *
+ */
+void MACvSetKeyEntry (PSDevice pDevice, WORD wKeyCtl, UINT uEntryIdx, UINT uKeyIdx, PBYTE pbyAddr, PDWORD pdwKey)
+{
+PBYTE pbyKey;
+WORD wOffset;
+DWORD dwData1,dwData2;
+int ii;
+BYTE pbyData[24];
+
+
+
+
+
+ if ( pDevice->byLocalID <= MAC_REVISION_A1 ) {
+ if ( pDevice->sMgmtObj.byCSSPK == KEY_CTL_CCMP )
+ return;
+ }
+
+ wOffset = MISCFIFO_KEYETRY0;
+ wOffset += (uEntryIdx * MISCFIFO_KEYENTRYSIZE);
+
+ dwData1 = 0;
+ dwData1 |= wKeyCtl;
+ dwData1 <<= 16;
+ dwData1 |= MAKEWORD(*(pbyAddr+4), *(pbyAddr+5));
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"1. wOffset: %d, Data: %lX, KeyCtl:%X\n", wOffset, dwData1, wKeyCtl);
+
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset);
+ //VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, dwData);
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE);
+
+ //wOffset++;
+
+ dwData2 = 0;
+ dwData2 |= *(pbyAddr+3);
+ dwData2 <<= 8;
+ dwData2 |= *(pbyAddr+2);
+ dwData2 <<= 8;
+ dwData2 |= *(pbyAddr+1);
+ dwData2 <<= 8;
+ dwData2 |= *(pbyAddr+0);
+
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"2. wOffset: %d, Data: %lX\n", wOffset, dwData2);
+
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset);
+ //VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, dwData);
+ //VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE);
+
+ //wOffset++;
+
+ //wOffset += (uKeyIdx * 4);
+/* for (ii=0;ii<4;ii++) {
+ // alway push 128 bits
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"3.(%d) wOffset: %d, Data: %lX\n", ii, wOffset+ii, *pdwKey);
+ VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset+ii);
+ VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, *pdwKey++);
+ VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE);
+ }
+*/
+ pbyKey = (PBYTE)pdwKey;
+
+ pbyData[0] = (BYTE)dwData1;
+ pbyData[1] = (BYTE)(dwData1>>8);
+ pbyData[2] = (BYTE)(dwData1>>16);
+ pbyData[3] = (BYTE)(dwData1>>24);
+ pbyData[4] = (BYTE)dwData2;
+ pbyData[5] = (BYTE)(dwData2>>8);
+ pbyData[6] = (BYTE)(dwData2>>16);
+ pbyData[7] = (BYTE)(dwData2>>24);
+ for(ii=8;ii<24;ii++)
+ pbyData[ii] = *pbyKey++;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_SETKEY,
+ wOffset,
+ (WORD)uKeyIdx,
+ 24,
+ pbyData
+ );
+
+
+}
+
+
+void MACvRegBitsOff(PSDevice pDevice, BYTE byRegOfs, BYTE byBits)
+{
+BYTE pbyData[2];
+
+ pbyData[0] = 0;
+ pbyData[1] = byBits;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ byRegOfs,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+
+void MACvRegBitsOn(PSDevice pDevice, BYTE byRegOfs, BYTE byBits)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = byBits;
+ pbyData[1] = byBits;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ byRegOfs,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+void MACvWriteWord(PSDevice pDevice, BYTE byRegOfs, WORD wData)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = (BYTE)(wData & 0xff);
+ pbyData[1] = (BYTE)(wData >> 8);
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE,
+ byRegOfs,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+
+}
+
+void MACvWriteBSSIDAddress(PSDevice pDevice, PBYTE pbyEtherAddr)
+{
+BYTE pbyData[6];
+
+
+ pbyData[0] = *((PBYTE)pbyEtherAddr);
+ pbyData[1] = *((PBYTE)pbyEtherAddr+1);
+ pbyData[2] = *((PBYTE)pbyEtherAddr+2);
+ pbyData[3] = *((PBYTE)pbyEtherAddr+3);
+ pbyData[4] = *((PBYTE)pbyEtherAddr+4);
+ pbyData[5] = *((PBYTE)pbyEtherAddr+5);
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE,
+ MAC_REG_BSSID0,
+ MESSAGE_REQUEST_MACREG,
+ 6,
+ pbyData
+ );
+}
+
+void MACvEnableProtectMD(PSDevice pDevice)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = EnCFG_ProtectMd;
+ pbyData[1] = EnCFG_ProtectMd;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ MAC_REG_ENCFG0,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+void MACvDisableProtectMD(PSDevice pDevice)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = 0;
+ pbyData[1] = EnCFG_ProtectMd;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ MAC_REG_ENCFG0,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+void MACvEnableBarkerPreambleMd(PSDevice pDevice)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = EnCFG_BarkerPream;
+ pbyData[1] = EnCFG_BarkerPream;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ MAC_REG_ENCFG2,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+void MACvDisableBarkerPreambleMd(PSDevice pDevice)
+{
+BYTE pbyData[2];
+
+
+ pbyData[0] = 0;
+ pbyData[1] = EnCFG_BarkerPream;
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE_MASK,
+ MAC_REG_ENCFG2,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
+
+
+void MACvWriteBeaconInterval(PSDevice pDevice, WORD wInterval)
+{
+BYTE pbyData[2];
+
+ pbyData[0] = (BYTE) (wInterval & 0xff);
+ pbyData[1] = (BYTE) (wInterval >> 8);
+
+ CONTROLnsRequestOut(pDevice,
+ MESSAGE_TYPE_WRITE,
+ MAC_REG_BI,
+ MESSAGE_REQUEST_MACREG,
+ 2,
+ pbyData
+ );
+}
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