| /* |
| * 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 <linux/types.h> |
| #include <linux/mm.h> |
| |
| #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 */ |
| |
| /* |
| * TX FIFO header |
| */ |
| |
| typedef struct tagSTxShortBufHead { |
| u16 wFIFOCtl; |
| u16 wTimeStamp; |
| } __attribute__ ((__packed__)) |
| STxShortBufHead, *PSTxShortBufHead; |
| typedef const STxShortBufHead *PCSTxShortBufHead; |
| |
| 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__ */ |