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 */ 111