/* * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting * Copyright (c) 2002-2004 Atheros Communications, Inc. * * 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. * * $Id: ar5210desc.h,v 1.1.1.1 2008/12/11 04:46:29 alc Exp $ */ #ifndef _DEV_ATH_AR5210DESC_H #define _DEV_ATH_AR5210DESC_H #include "ah_desc.h" /* * Defintions for the DMA descriptors used by the Atheros * AR5210/AR5211 and AR5110 Wireless Lan controller parts. */ /* DMA descriptors */ struct ar5210_desc { uint32_t ds_link; /* link pointer */ uint32_t ds_data; /* data buffer pointer */ uint32_t ds_ctl0; /* DMA control 0 */ uint32_t ds_ctl1; /* DMA control 1 */ uint32_t ds_status0; /* DMA status 0 */ uint32_t ds_status1; /* DMA status 1 */ } __packed; #define AR5210DESC(_ds) ((struct ar5210_desc *)(_ds)) #define AR5210DESC_CONST(_ds) ((const struct ar5210_desc *)(_ds)) /* TX ds_ctl0 */ #define AR_FrameLen 0x00000fff /* frame length */ #define AR_HdrLen 0x0003f000 /* header length */ #define AR_HdrLen_S 12 #define AR_XmitRate 0x003c0000 /* txrate */ #define AR_XmitRate_S 18 #define AR_Rate_6M 0xb #define AR_Rate_9M 0xf #define AR_Rate_12M 0xa #define AR_Rate_18M 0xe #define AR_Rate_24M 0x9 #define AR_Rate_36M 0xd #define AR_Rate_48M 0x8 #define AR_Rate_54M 0xc #define AR_RTSCTSEnable 0x00400000 /* RTS/CTS enable */ #define AR_LongPkt 0x00800000 /* long packet indication */ #define AR_ClearDestMask 0x01000000 /* Clear destination mask bit */ #define AR_AntModeXmit 0x02000000 /* TX antenna seslection */ #define AR_FrmType 0x1c000000 /* frame type indication */ #define AR_Frm_Normal 0x00000000 /* normal frame */ #define AR_Frm_ATIM 0x04000000 /* ATIM frame */ #define AR_Frm_PSPOLL 0x08000000 /* PS poll frame */ #define AR_Frm_NoDelay 0x0c000000 /* no delay data */ #define AR_Frm_PIFS 0x10000000 /* PIFS data */ #define AR_TxInterReq 0x20000000 /* TX interrupt request */ #define AR_EncryptKeyValid 0x40000000 /* EncryptKeyIdx is valid */ /* TX ds_ctl1 */ #define AR_BufLen 0x00000fff /* data buffer length */ #define AR_More 0x00001000 /* more desc in this frame */ #define AR_EncryptKeyIdx 0x0007e000 /* ecnrypt key table index */ #define AR_EncryptKeyIdx_S 13 #define AR_RTSDuration 0xfff80000 /* lower 13bit of duration */ /* RX ds_ctl1 */ /* AR_BufLen 0x00000fff data buffer length */ #define AR_RxInterReq 0x00002000 /* RX interrupt request */ /* TX ds_status0 */ #define AR_FrmXmitOK 0x00000001 /* TX success */ #define AR_ExcessiveRetries 0x00000002 /* excessive retries */ #define AR_FIFOUnderrun 0x00000004 /* TX FIFO underrun */ #define AR_Filtered 0x00000008 /* TX filter indication */ /* NB: the spec has the Short+Long retry counts reversed */ #define AR_LongRetryCnt 0x000000f0 /* long retry count */ #define AR_LongRetryCnt_S 4 #define AR_ShortRetryCnt 0x00000f00 /* short retry count */ #define AR_ShortRetryCnt_S 8 #define AR_SendTimestamp 0xffff0000 /* TX timestamp */ #define AR_SendTimestamp_S 16 /* RX ds_status0 */ #define AR_DataLen 0x00000fff /* RX data length */ /* AR_More 0x00001000 more desc in this frame */ #define AR_RcvAntenna 0x00004000 /* received on ant 1 */ #define AR_RcvRate 0x00078000 /* reception rate */ #define AR_RcvRate_S 15 #define AR_RcvSigStrength 0x07f80000 /* receive signal strength */ #define AR_RcvSigStrength_S 19 /* TX ds_status1 */ #define AR_Done 0x00000001 /* descripter complete */ #define AR_SeqNum 0x00001ffe /* TX sequence number */ #define AR_AckSigStrength 0x001fe000 /* strength of ACK */ #define AR_AckSigStrength_S 13 /* RX ds_status1 */ /* AR_Done 0x00000001 descripter complete */ #define AR_FrmRcvOK 0x00000002 /* frame reception success */ #define AR_CRCErr 0x00000004 /* CRC error */ #define AR_FIFOOverrun 0x00000008 /* RX FIFO overrun */ #define AR_DecryptCRCErr 0x00000010 /* Decryption CRC fiailure */ #define AR_PHYErr 0x000000e0 /* PHY error */ #define AR_PHYErr_S 5 #define AR_PHYErr_NoErr 0x00000000 /* No error */ #define AR_PHYErr_Tim 0x00000020 /* Timing error */ #define AR_PHYErr_Par 0x00000040 /* Parity error */ #define AR_PHYErr_Rate 0x00000060 /* Illegal rate */ #define AR_PHYErr_Len 0x00000080 /* Illegal length */ #define AR_PHYErr_QAM 0x000000a0 /* 64 QAM rate */ #define AR_PHYErr_Srv 0x000000c0 /* Service bit error */ #define AR_PHYErr_TOR 0x000000e0 /* Transmit override receive */ #define AR_KeyIdxValid 0x00000100 /* decryption key index valid */ #define AR_KeyIdx 0x00007e00 /* Decryption key index */ #define AR_KeyIdx_S 9 #define AR_RcvTimestamp 0x0fff8000 /* timestamp */ #define AR_RcvTimestamp_S 15 #define AR_KeyCacheMiss 0x10000000 /* key cache miss indication */ #endif /* _DEV_ATH_AR5210DESC_H_ */