forked from Archive/PX4-Autopilot
122 lines
4.7 KiB
C
122 lines
4.7 KiB
C
/****************************************************************************
|
|
* drivers/net/e1000.h
|
|
*
|
|
* Copyright (C) 2011 Yu Qiang. All rights reserved.
|
|
* Author: Yu Qiang <yuq825@gmail.com>
|
|
*
|
|
* This file is a part of NuttX:
|
|
*
|
|
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __DRIVERS_NET_E1000_H
|
|
#define __DRIVERS_NET_E1000_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <stdint.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/************** PCI ID ***************/
|
|
|
|
#define INTEL_VENDERID 0x8086
|
|
#define E1000_82573L 0x109a
|
|
#define E1000_82540EM 0x100e
|
|
#define E1000_82574L 0x10d3
|
|
#define E1000_82567LM 0x10f5
|
|
#define E1000_82541PI 0x107c
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
enum e1000_registers {
|
|
E1000_CTRL = 0x0000, // Device Control
|
|
E1000_STATUS = 0x0008, // Device Status
|
|
E1000_CTRL_EXT = 0x0018, // Device Control Extension
|
|
E1000_FCAL = 0x0028, // Flow Control Address Low
|
|
E1000_FCAH = 0x002C, // Flow Control Address High
|
|
E1000_FCT = 0x0030, // Flow Control Type
|
|
E1000_ICR = 0x00C0, // Interrupt Cause Read
|
|
E1000_ICS = 0x00C8, // Interrupt Cause Set
|
|
E1000_IMS = 0x00D0, // Interrupt Mask Set
|
|
E1000_IMC = 0x00D8, // Interrupt Mask Clear
|
|
E1000_RCTL = 0x0100, // Receive Control
|
|
E1000_FCTTV = 0x0170, // Flow Control Transmit Timer Value
|
|
E1000_TCTL = 0x0400, // Transmit Control
|
|
E1000_PBA = 0x1000, // Packet Buffer Allocation
|
|
E1000_FCRTL = 0x2160, // Flow Control Receive Threshold Low
|
|
E1000_FCRTH = 0x2168, // Flow Control Receive Threshold High
|
|
E1000_RDBAL = 0x2800, // Rx Descriptor Base Address Low
|
|
E1000_RDBAH = 0x2804, // Rx Descriptor Base Address High
|
|
E1000_RDLEN = 0x2808, // Rx Descriptor Length
|
|
E1000_RDH = 0x2810, // Rx Descriptor Head
|
|
E1000_RDT = 0x2818, // Rx Descriptor Tail
|
|
E1000_RXDCTL = 0x2828, // Rx Descriptor Control
|
|
E1000_TDBAL = 0x3800, // Tx Descriptor Base Address Low
|
|
E1000_TDBAH = 0x3804, // Tx Descriptor Base Address High
|
|
E1000_TDLEN = 0x3808, // Tx Descriptor Length
|
|
E1000_TDH = 0x3810, // Tx Descriptor Head
|
|
E1000_TDT = 0x3818, // Tx Descriptor Tail
|
|
E1000_TXDCTL = 0x3828, // Tx Descriptor Control
|
|
E1000_TPR = 0x40D0, // Total Packets Received
|
|
E1000_TPT = 0x40D4, // Total Packets Transmitted
|
|
E1000_RA = 0x5400, // Receive-filter Array
|
|
};
|
|
|
|
/***************** e1000 device structure *****************/
|
|
|
|
struct tx_desc {
|
|
uint64_t base_address;
|
|
uint16_t packet_length;
|
|
uint8_t cksum_offset;
|
|
uint8_t desc_command;
|
|
uint8_t desc_status;
|
|
uint8_t cksum_origin;
|
|
uint16_t special_info;
|
|
};
|
|
|
|
struct rx_desc {
|
|
uint64_t base_address;
|
|
uint16_t packet_length;
|
|
uint16_t packet_cksum;
|
|
uint8_t desc_status;
|
|
uint8_t desc_errors;
|
|
uint16_t vlan_tag;
|
|
};
|
|
|
|
#endif
|