/* Copyright (C) 2004 - 2009 rt2x00 SourceForge Project 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* Module: rt2800usb Abstract: Data structures and registers for the rt2800usb module. Supported chipsets: RT2800U. */ #ifndef RT2800USB_H #define RT2800USB_H /* * USB registers. */ /* * USB_DMA_CFG * RX_BULK_AGG_TIMEOUT: Rx Bulk Aggregation TimeOut in unit of 33ns. * RX_BULK_AGG_LIMIT: Rx Bulk Aggregation Limit in unit of 256 bytes. * PHY_CLEAR: phy watch dog enable. * TX_CLEAR: Clear USB DMA TX path. * TXOP_HALT: Halt TXOP count down when TX buffer is full. * RX_BULK_AGG_EN: Enable Rx Bulk Aggregation. * RX_BULK_EN: Enable USB DMA Rx. * TX_BULK_EN: Enable USB DMA Tx. * EP_OUT_VALID: OUT endpoint data valid. * RX_BUSY: USB DMA RX FSM busy. * TX_BUSY: USB DMA TX FSM busy. */ #define USB_DMA_CFG 0x02a0 #define USB_DMA_CFG_RX_BULK_AGG_TIMEOUT FIELD32(0x000000ff) #define USB_DMA_CFG_RX_BULK_AGG_LIMIT FIELD32(0x0000ff00) #define USB_DMA_CFG_PHY_CLEAR FIELD32(0x00010000) #define USB_DMA_CFG_TX_CLEAR FIELD32(0x00080000) #define USB_DMA_CFG_TXOP_HALT FIELD32(0x00100000) #define USB_DMA_CFG_RX_BULK_AGG_EN FIELD32(0x00200000) #define USB_DMA_CFG_RX_BULK_EN FIELD32(0x00400000) #define USB_DMA_CFG_TX_BULK_EN FIELD32(0x00800000) #define USB_DMA_CFG_EP_OUT_VALID FIELD32(0x3f000000) #define USB_DMA_CFG_RX_BUSY FIELD32(0x40000000) #define USB_DMA_CFG_TX_BUSY FIELD32(0x80000000) /* * USB_CYC_CFG */ #define USB_CYC_CFG 0x02a4 #define USB_CYC_CFG_CLOCK_CYCLE FIELD32(0x000000ff) /* * 8051 firmware image. */ #define FIRMWARE_RT2870 "rt2870.bin" #define FIRMWARE_IMAGE_BASE 0x3000 /* * DMA descriptor defines. */ #define TXINFO_DESC_SIZE ( 1 * sizeof(__le32) ) #define RXINFO_DESC_SIZE ( 1 * sizeof(__le32) ) /* * TX Info structure */ /* * Word0 * WIV: Wireless Info Valid. 1: Driver filled WI, 0: DMA needs to copy WI * QSEL: Select on-chip FIFO ID for 2nd-stage output scheduler. * 0:MGMT, 1:HCCA 2:EDCA * USB_DMA_NEXT_VALID: Used ONLY in USB bulk Aggregation, NextValid * DMA_TX_BURST: used ONLY in USB bulk Aggregation. * Force USB DMA transmit frame from current selected endpoint */ #define TXINFO_W0_USB_DMA_TX_PKT_LEN FIELD32(0x0000ffff) #define TXINFO_W0_WIV FIELD32(0x01000000) #define TXINFO_W0_QSEL FIELD32(0x06000000) #define TXINFO_W0_SW_USE_LAST_ROUND FIELD32(0x08000000) #define TXINFO_W0_USB_DMA_NEXT_VALID FIELD32(0x40000000) #define TXINFO_W0_USB_DMA_TX_BURST FIELD32(0x80000000) /* * RX descriptor format for RX Ring. */ /* * Word0 * UNICAST_TO_ME: This RX frame is unicast to me. * MULTICAST: This is a multicast frame. * BROADCAST: This is a broadcast frame. * MY_BSS: this frame belongs to the same BSSID. * CRC_ERROR: CRC error. * CIPHER_ERROR: 0: decryption okay, 1:ICV error, 2:MIC error, 3:KEY not valid. * AMSDU: rx with 802.3 header, not 802.11 header. */ #define RXD_W0_BA FIELD32(0x00000001) #define RXD_W0_DATA FIELD32(0x00000002) #define RXD_W0_NULLDATA FIELD32(0x00000004) #define RXD_W0_FRAG FIELD32(0x00000008) #define RXD_W0_UNICAST_TO_ME FIELD32(0x00000010) #define RXD_W0_MULTICAST FIELD32(0x00000020) #define RXD_W0_BROADCAST FIELD32(0x00000040) #define RXD_W0_MY_BSS FIELD32(0x00000080) #define RXD_W0_CRC_ERROR FIELD32(0x00000100) #define RXD_W0_CIPHER_ERROR FIELD32(0x00000600) #define RXD_W0_AMSDU FIELD32(0x00000800) #define RXD_W0_HTC FIELD32(0x00001000) #define RXD_W0_RSSI FIELD32(0x00002000) #define RXD_W0_L2PAD FIELD32(0x00004000) #define RXD_W0_AMPDU FIELD32(0x00008000) #define RXD_W0_DECRYPTED FIELD32(0x00010000) #define RXD_W0_PLCP_RSSI FIELD32(0x00020000) #define RXD_W0_CIPHER_ALG FIELD32(0x00040000) #define RXD_W0_LAST_AMSDU FIELD32(0x00080000) #define RXD_W0_PLCP_SIGNAL FIELD32(0xfff00000) #endif /* RT2800USB_H */