/* * 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: desc.h * * Purpose:The header file of descriptor * * Revision History: * * Author: Tevin Chen * * Date: May 21, 1996 * */ #ifndef __DESC_H__ #define __DESC_H__ #include #include #include "tether.h" /* max transmit or receive buffer size */ #define CB_MAX_BUF_SIZE 2900U /* NOTE: must be multiple of 4 */ /* max TX buffer size */ #define CB_MAX_TX_BUF_SIZE CB_MAX_BUF_SIZE /* max RX buffer size when not use Multi-RD */ #define CB_MAX_RX_BUF_SIZE_NORMAL CB_MAX_BUF_SIZE #define CB_BEACON_BUF_SIZE 512U /* default beacon buffer size */ #define MAX_TOTAL_SIZE_WITH_ALL_HEADERS CB_MAX_BUF_SIZE #define MAX_INTERRUPT_SIZE 32 #define RX_BLOCKS 64 /* from 0x60 to 0xA0 */ #define TX_BLOCKS 32 /* from 0xA0 to 0xC0 */ #define CB_MAX_RX_DESC 128 /* max # of descriptors */ #define CB_MIN_RX_DESC 16 /* min # of RX descriptors */ #define CB_MAX_TX_DESC 128 /* max # of descriptors */ #define CB_MIN_TX_DESC 16 /* min # of TX descriptors */ #define CB_RD_NUM 64 /* default # of RD */ #define CB_TD_NUM 64 /* default # of TD */ /* * bits in the RSR register */ #define RSR_ADDRBROAD 0x80 #define RSR_ADDRMULTI 0x40 #define RSR_ADDRUNI 0x00 #define RSR_IVLDTYP 0x20 /* invalid packet type */ #define RSR_IVLDLEN 0x10 /* invalid len (> 2312 byte) */ #define RSR_BSSIDOK 0x08 #define RSR_CRCOK 0x04 #define RSR_BCNSSIDOK 0x02 #define RSR_ADDROK 0x01 /* * bits in the new RSR register */ #define NEWRSR_DECRYPTOK 0x10 #define NEWRSR_CFPIND 0x08 #define NEWRSR_HWUTSF 0x04 #define NEWRSR_BCNHITAID 0x02 #define NEWRSR_BCNHITAID0 0x01 /* * bits in the TSR register */ #define TSR_RETRYTMO 0x08 #define TSR_TMO 0x04 #define TSR_ACKDATA 0x02 #define TSR_VALID 0x01 #define CB_PROTOCOL_RESERVED_SECTION 16 /* * if retries exceed 15 times, TX will abort, and * if TX fifo underflow, TX will fail * we should try to resend it */ #define CB_MAX_TX_ABORT_RETRY 3 #define FIFOCTL_AUTO_FB_1 0x1000 #define FIFOCTL_AUTO_FB_0 0x0800 #define FIFOCTL_GRPACK 0x0400 #define FIFOCTL_11GA 0x0300 #define FIFOCTL_11GB 0x0200 #define FIFOCTL_11B 0x0100 #define FIFOCTL_11A 0x0000 #define FIFOCTL_RTS 0x0080 #define FIFOCTL_ISDMA0 0x0040 #define FIFOCTL_GENINT 0x0020 #define FIFOCTL_TMOEN 0x0010 #define FIFOCTL_LRETRY 0x0008 #define FIFOCTL_CRCDIS 0x0004 #define FIFOCTL_NEEDACK 0x0002 #define FIFOCTL_LHEAD 0x0001 /* WMAC definition Frag Control */ #define FRAGCTL_AES 0x0300 #define FRAGCTL_TKIP 0x0200 #define FRAGCTL_LEGACY 0x0100 #define FRAGCTL_NONENCRYPT 0x0000 #define FRAGCTL_ENDFRAG 0x0003 #define FRAGCTL_MIDFRAG 0x0002 #define FRAGCTL_STAFRAG 0x0001 #define FRAGCTL_NONFRAG 0x0000 #define TYPE_TXDMA0 0 #define TYPE_AC0DMA 1 #define TYPE_ATIMDMA 2 #define TYPE_SYNCDMA 3 #define TYPE_MAXTD 2 #define TYPE_BEACONDMA 4 #define TYPE_RXDMA0 0 #define TYPE_RXDMA1 1 #define TYPE_MAXRD 2 /* TD_INFO flags control bit */ #define TD_FLAGS_NETIF_SKB 0x01 /* check if need release skb */ #define TD_FLAGS_PRIV_SKB 0x02 /* check if called from private skb(hostap) */ #define TD_FLAGS_PS_RETRY 0x04 /* check if PS STA frame re-transmit */ /* * RsvTime buffer header */ typedef struct tagSRrvTime_gRTS { u16 wRTSTxRrvTime_ba; u16 wRTSTxRrvTime_aa; u16 wRTSTxRrvTime_bb; u16 wReserved; u16 wTxRrvTime_b; u16 wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_gRTS, *PSRrvTime_gRTS; typedef const SRrvTime_gRTS *PCSRrvTime_gRTS; typedef struct tagSRrvTime_gCTS { u16 wCTSTxRrvTime_ba; u16 wReserved; u16 wTxRrvTime_b; u16 wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_gCTS, *PSRrvTime_gCTS; typedef const SRrvTime_gCTS *PCSRrvTime_gCTS; typedef struct tagSRrvTime_ab { u16 wRTSTxRrvTime; u16 wTxRrvTime; } __attribute__ ((__packed__)) SRrvTime_ab, *PSRrvTime_ab; typedef const SRrvTime_ab *PCSRrvTime_ab; typedef struct tagSRrvTime_atim { u16 wCTSTxRrvTime_ba; u16 wTxRrvTime_a; } __attribute__ ((__packed__)) SRrvTime_atim, *PSRrvTime_atim; typedef const SRrvTime_atim *PCSRrvTime_atim; /* * RTS buffer header */ typedef struct tagSRTSData { u16 wFrameControl; u16 wDurationID; u8 abyRA[ETH_ALEN]; u8 abyTA[ETH_ALEN]; } __attribute__ ((__packed__)) SRTSData, *PSRTSData; typedef const SRTSData *PCSRTSData; typedef struct tagSRTS_g { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u8 bySignalField_a; u8 byServiceField_a; u16 wTransmitLength_a; u16 wDuration_ba; u16 wDuration_aa; u16 wDuration_bb; u16 wReserved; SRTSData Data; } __attribute__ ((__packed__)) SRTS_g, *PSRTS_g; typedef const SRTS_g *PCSRTS_g; typedef struct tagSRTS_g_FB { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u8 bySignalField_a; u8 byServiceField_a; u16 wTransmitLength_a; u16 wDuration_ba; u16 wDuration_aa; u16 wDuration_bb; u16 wReserved; u16 wRTSDuration_ba_f0; u16 wRTSDuration_aa_f0; u16 wRTSDuration_ba_f1; u16 wRTSDuration_aa_f1; SRTSData Data; } __attribute__ ((__packed__)) SRTS_g_FB, *PSRTS_g_FB; typedef const SRTS_g_FB *PCSRTS_g_FB; typedef struct tagSRTS_ab { u8 bySignalField; u8 byServiceField; u16 wTransmitLength; u16 wDuration; u16 wReserved; SRTSData Data; } __attribute__ ((__packed__)) SRTS_ab, *PSRTS_ab; typedef const SRTS_ab *PCSRTS_ab; typedef struct tagSRTS_a_FB { u8 bySignalField; u8 byServiceField; u16 wTransmitLength; u16 wDuration; u16 wReserved; u16 wRTSDuration_f0; u16 wRTSDuration_f1; SRTSData Data; } __attribute__ ((__packed__)) SRTS_a_FB, *PSRTS_a_FB; typedef const SRTS_a_FB *PCSRTS_a_FB; /* * CTS buffer header */ typedef struct tagSCTSData { u16 wFrameControl; u16 wDurationID; u8 abyRA[ETH_ALEN]; u16 wReserved; } __attribute__ ((__packed__)) SCTSData, *PSCTSData; typedef struct tagSCTS { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u16 wDuration_ba; u16 wReserved; SCTSData Data; } __attribute__ ((__packed__)) SCTS, *PSCTS; typedef const SCTS *PCSCTS; typedef struct tagSCTS_FB { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u16 wDuration_ba; u16 wReserved; u16 wCTSDuration_ba_f0; u16 wCTSDuration_ba_f1; SCTSData Data; } __attribute__ ((__packed__)) SCTS_FB, *PSCTS_FB; typedef const SCTS_FB *PCSCTS_FB; /* * TX FIFO header */ typedef struct tagSTxBufHead { u32 adwTxKey[4]; u16 wFIFOCtl; u16 wTimeStamp; u16 wFragCtl; u16 wReserved; } __attribute__ ((__packed__)) STxBufHead, *PSTxBufHead; typedef const STxBufHead *PCSTxBufHead; typedef struct tagSTxShortBufHead { u16 wFIFOCtl; u16 wTimeStamp; } __attribute__ ((__packed__)) STxShortBufHead, *PSTxShortBufHead; typedef const STxShortBufHead *PCSTxShortBufHead; /* * TX data header */ typedef struct tagSTxDataHead_g { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u8 bySignalField_a; u8 byServiceField_a; u16 wTransmitLength_a; u16 wDuration_b; u16 wDuration_a; u16 wTimeStampOff_b; u16 wTimeStampOff_a; } __attribute__ ((__packed__)) STxDataHead_g, *PSTxDataHead_g; typedef const STxDataHead_g *PCSTxDataHead_g; typedef struct tagSTxDataHead_g_FB { u8 bySignalField_b; u8 byServiceField_b; u16 wTransmitLength_b; u8 bySignalField_a; u8 byServiceField_a; u16 wTransmitLength_a; u16 wDuration_b; u16 wDuration_a; u16 wDuration_a_f0; u16 wDuration_a_f1; u16 wTimeStampOff_b; u16 wTimeStampOff_a; } __attribute__ ((__packed__)) STxDataHead_g_FB, *PSTxDataHead_g_FB; typedef const STxDataHead_g_FB *PCSTxDataHead_g_FB; typedef struct tagSTxDataHead_ab { u8 bySignalField; u8 byServiceField; u16 wTransmitLength; u16 wDuration; u16 wTimeStampOff; } __attribute__ ((__packed__)) STxDataHead_ab, *PSTxDataHead_ab; typedef const STxDataHead_ab *PCSTxDataHead_ab; typedef struct tagSTxDataHead_a_FB { u8 bySignalField; u8 byServiceField; u16 wTransmitLength; u16 wDuration; u16 wTimeStampOff; u16 wDuration_f0; u16 wDuration_f1; } __attribute__ ((__packed__)) STxDataHead_a_FB, *PSTxDataHead_a_FB; typedef const STxDataHead_a_FB *PCSTxDataHead_a_FB; /* * MICHDR data header */ typedef struct tagSMICHDRHead { u32 adwHDR0[4]; u32 adwHDR1[4]; u32 adwHDR2[4]; } __attribute__ ((__packed__)) SMICHDRHead, *PSMICHDRHead; typedef const SMICHDRHead *PCSMICHDRHead; typedef struct tagSBEACONCtl { u32 BufReady:1; u32 TSF:15; u32 BufLen:11; u32 Reserved:5; } __attribute__ ((__packed__)) SBEACONCtl; typedef struct tagSSecretKey { u32 dwLowDword; u8 byHighByte; } __attribute__ ((__packed__)) SSecretKey; typedef struct tagSKeyEntry { u8 abyAddrHi[2]; u16 wKCTL; u8 abyAddrLo[4]; u32 dwKey0[4]; u32 dwKey1[4]; u32 dwKey2[4]; u32 dwKey3[4]; u32 dwKey4[4]; } __attribute__ ((__packed__)) SKeyEntry; #endif /* __DESC_H__ */