drivers/net/wireless/rt2x00/rt2800usb.h

   1 /*
   2         Copyright (C) 2009 Ivo van Doorn <IvDoorn@gmail.com>
   3         Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de>
   4         Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org>
   5         Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com>
   6         Copyright (C) 2009 Axel Kollhofer <rain_maker@root-forum.org>
   7         <http://rt2x00.serialmonkey.com>
   8
   9         This program is free software; you can redistribute it and/or modify
  10         it under the terms of the GNU General Public License as published by
  11         the Free Software Foundation; either version 2 of the License, or
  12         (at your option) any later version.
  13
  14         This program is distributed in the hope that it will be useful,
  15         but WITHOUT ANY WARRANTY; without even the implied warranty of
  16         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17         GNU General Public License for more details.
  18
  19         You should have received a copy of the GNU General Public License
  20         along with this program; if not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23 /*
  24         Module: rt2800usb
  25         Abstract: Data structures and registers for the rt2800usb module.
  26         Supported chipsets: RT2800U.
  27  */
  28
  29 #ifndef RT2800USB_H
  30 #define RT2800USB_H
  31
  32 /*
  33  * 8051 firmware image.
  34  */
  35 #define FIRMWARE_RT2870                 "rt2870.bin"
  36 #define FIRMWARE_IMAGE_BASE             0x3000
  37
  38 /*
  39  * DMA descriptor defines.
  40  */
  41 #define TXINFO_DESC_SIZE                (1 * sizeof(__le32))
  42 #define RXINFO_DESC_SIZE                (1 * sizeof(__le32))
  43
  44 /*
  45  * TX Info structure
  46  */
  47
  48 /*
  49  * Word0
  50  * WIV: Wireless Info Valid. 1: Driver filled WI,  0: DMA needs to copy WI
  51  * QSEL: Select on-chip FIFO ID for 2nd-stage output scheduler.
  52  *       0:MGMT, 1:HCCA 2:EDCA
  53  * USB_DMA_NEXT_VALID: Used ONLY in USB bulk Aggregation, NextValid
  54  * DMA_TX_BURST: used ONLY in USB bulk Aggregation.
  55  *               Force USB DMA transmit frame from current selected endpoint
  56  */
  57 #define TXINFO_W0_USB_DMA_TX_PKT_LEN    FIELD32(0x0000ffff)
  58 #define TXINFO_W0_WIV                   FIELD32(0x01000000)
  59 #define TXINFO_W0_QSEL                  FIELD32(0x06000000)
  60 #define TXINFO_W0_SW_USE_LAST_ROUND     FIELD32(0x08000000)
  61 #define TXINFO_W0_USB_DMA_NEXT_VALID    FIELD32(0x40000000)
  62 #define TXINFO_W0_USB_DMA_TX_BURST      FIELD32(0x80000000)
  63
  64 /*
  65  * RX Info structure
  66  */
  67
  68 /*
  69  * Word 0
  70  */
  71
  72 #define RXINFO_W0_USB_DMA_RX_PKT_LEN    FIELD32(0x0000ffff)
  73
  74 /*
  75  * RX descriptor format for RX Ring.
  76  */
  77
  78 /*
  79  * Word0
  80  * UNICAST_TO_ME: This RX frame is unicast to me.
  81  * MULTICAST: This is a multicast frame.
  82  * BROADCAST: This is a broadcast frame.
  83  * MY_BSS: this frame belongs to the same BSSID.
  84  * CRC_ERROR: CRC error.
  85  * CIPHER_ERROR: 0: decryption okay, 1:ICV error, 2:MIC error, 3:KEY not valid.
  86  * AMSDU: rx with 802.3 header, not 802.11 header.
  87  */
  88
  89 #define RXD_W0_BA                       FIELD32(0x00000001)
  90 #define RXD_W0_DATA                     FIELD32(0x00000002)
  91 #define RXD_W0_NULLDATA                 FIELD32(0x00000004)
  92 #define RXD_W0_FRAG                     FIELD32(0x00000008)
  93 #define RXD_W0_UNICAST_TO_ME            FIELD32(0x00000010)
  94 #define RXD_W0_MULTICAST                FIELD32(0x00000020)
  95 #define RXD_W0_BROADCAST                FIELD32(0x00000040)
  96 #define RXD_W0_MY_BSS                   FIELD32(0x00000080)
  97 #define RXD_W0_CRC_ERROR                FIELD32(0x00000100)
  98 #define RXD_W0_CIPHER_ERROR             FIELD32(0x00000600)
  99 #define RXD_W0_AMSDU                    FIELD32(0x00000800)
 100 #define RXD_W0_HTC                      FIELD32(0x00001000)
 101 #define RXD_W0_RSSI                     FIELD32(0x00002000)
 102 #define RXD_W0_L2PAD                    FIELD32(0x00004000)
 103 #define RXD_W0_AMPDU                    FIELD32(0x00008000)
 104 #define RXD_W0_DECRYPTED                FIELD32(0x00010000)
 105 #define RXD_W0_PLCP_RSSI                FIELD32(0x00020000)
 106 #define RXD_W0_CIPHER_ALG               FIELD32(0x00040000)
 107 #define RXD_W0_LAST_AMSDU               FIELD32(0x00080000)
 108 #define RXD_W0_PLCP_SIGNAL              FIELD32(0xfff00000)
 109
 110 #endif /* RT2800USB_H */