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>
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.
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.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the
21 Free Software Foundation, Inc.,
22 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 Abstract: Data structures and registers for the rt2800usb module.
28 Supported chipsets: RT2800U.
40 * RX_BULK_AGG_TIMEOUT: Rx Bulk Aggregation TimeOut in unit of 33ns.
41 * RX_BULK_AGG_LIMIT: Rx Bulk Aggregation Limit in unit of 256 bytes.
42 * PHY_CLEAR: phy watch dog enable.
43 * TX_CLEAR: Clear USB DMA TX path.
44 * TXOP_HALT: Halt TXOP count down when TX buffer is full.
45 * RX_BULK_AGG_EN: Enable Rx Bulk Aggregation.
46 * RX_BULK_EN: Enable USB DMA Rx.
47 * TX_BULK_EN: Enable USB DMA Tx.
48 * EP_OUT_VALID: OUT endpoint data valid.
49 * RX_BUSY: USB DMA RX FSM busy.
50 * TX_BUSY: USB DMA TX FSM busy.
52 #define USB_DMA_CFG 0x02a0
53 #define USB_DMA_CFG_RX_BULK_AGG_TIMEOUT FIELD32(0x000000ff)
54 #define USB_DMA_CFG_RX_BULK_AGG_LIMIT FIELD32(0x0000ff00)
55 #define USB_DMA_CFG_PHY_CLEAR FIELD32(0x00010000)
56 #define USB_DMA_CFG_TX_CLEAR FIELD32(0x00080000)
57 #define USB_DMA_CFG_TXOP_HALT FIELD32(0x00100000)
58 #define USB_DMA_CFG_RX_BULK_AGG_EN FIELD32(0x00200000)
59 #define USB_DMA_CFG_RX_BULK_EN FIELD32(0x00400000)
60 #define USB_DMA_CFG_TX_BULK_EN FIELD32(0x00800000)
61 #define USB_DMA_CFG_EP_OUT_VALID FIELD32(0x3f000000)
62 #define USB_DMA_CFG_RX_BUSY FIELD32(0x40000000)
63 #define USB_DMA_CFG_TX_BUSY FIELD32(0x80000000)
68 #define USB_CYC_CFG 0x02a4
69 #define USB_CYC_CFG_CLOCK_CYCLE FIELD32(0x000000ff)
72 * 8051 firmware image.
74 #define FIRMWARE_RT2870 "rt2870.bin"
75 #define FIRMWARE_IMAGE_BASE 0x3000
78 * DMA descriptor defines.
80 #define TXINFO_DESC_SIZE ( 1 * sizeof(__le32) )
81 #define RXINFO_DESC_SIZE ( 1 * sizeof(__le32) )
89 * WIV: Wireless Info Valid. 1: Driver filled WI, 0: DMA needs to copy WI
90 * QSEL: Select on-chip FIFO ID for 2nd-stage output scheduler.
91 * 0:MGMT, 1:HCCA 2:EDCA
92 * USB_DMA_NEXT_VALID: Used ONLY in USB bulk Aggregation, NextValid
93 * DMA_TX_BURST: used ONLY in USB bulk Aggregation.
94 * Force USB DMA transmit frame from current selected endpoint
96 #define TXINFO_W0_USB_DMA_TX_PKT_LEN FIELD32(0x0000ffff)
97 #define TXINFO_W0_WIV FIELD32(0x01000000)
98 #define TXINFO_W0_QSEL FIELD32(0x06000000)
99 #define TXINFO_W0_SW_USE_LAST_ROUND FIELD32(0x08000000)
100 #define TXINFO_W0_USB_DMA_NEXT_VALID FIELD32(0x40000000)
101 #define TXINFO_W0_USB_DMA_TX_BURST FIELD32(0x80000000)
111 #define RXINFO_W0_USB_DMA_RX_PKT_LEN FIELD32(0x0000ffff)
114 * RX descriptor format for RX Ring.
119 * UNICAST_TO_ME: This RX frame is unicast to me.
120 * MULTICAST: This is a multicast frame.
121 * BROADCAST: This is a broadcast frame.
122 * MY_BSS: this frame belongs to the same BSSID.
123 * CRC_ERROR: CRC error.
124 * CIPHER_ERROR: 0: decryption okay, 1:ICV error, 2:MIC error, 3:KEY not valid.
125 * AMSDU: rx with 802.3 header, not 802.11 header.
128 #define RXD_W0_BA FIELD32(0x00000001)
129 #define RXD_W0_DATA FIELD32(0x00000002)
130 #define RXD_W0_NULLDATA FIELD32(0x00000004)
131 #define RXD_W0_FRAG FIELD32(0x00000008)
132 #define RXD_W0_UNICAST_TO_ME FIELD32(0x00000010)
133 #define RXD_W0_MULTICAST FIELD32(0x00000020)
134 #define RXD_W0_BROADCAST FIELD32(0x00000040)
135 #define RXD_W0_MY_BSS FIELD32(0x00000080)
136 #define RXD_W0_CRC_ERROR FIELD32(0x00000100)
137 #define RXD_W0_CIPHER_ERROR FIELD32(0x00000600)
138 #define RXD_W0_AMSDU FIELD32(0x00000800)
139 #define RXD_W0_HTC FIELD32(0x00001000)
140 #define RXD_W0_RSSI FIELD32(0x00002000)
141 #define RXD_W0_L2PAD FIELD32(0x00004000)
142 #define RXD_W0_AMPDU FIELD32(0x00008000)
143 #define RXD_W0_DECRYPTED FIELD32(0x00010000)
144 #define RXD_W0_PLCP_RSSI FIELD32(0x00020000)
145 #define RXD_W0_CIPHER_ALG FIELD32(0x00040000)
146 #define RXD_W0_LAST_AMSDU FIELD32(0x00080000)
147 #define RXD_W0_PLCP_SIGNAL FIELD32(0xfff00000)
149 #endif /* RT2800USB_H */