76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
/*
|
|
* (C) Copyright 2001
|
|
* Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* 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
|
|
*/
|
|
|
|
/*
|
|
* eth.h - header file for the polled mode GT ethernet driver
|
|
*/
|
|
|
|
#ifndef __GT6426x_ETH_H__
|
|
#define __GT6426x_ETH_H__
|
|
|
|
#include <asm/types.h>
|
|
#include <asm/io.h>
|
|
#include <asm/byteorder.h>
|
|
#include <common.h>
|
|
|
|
typedef struct eth0_tx_desc_struct {
|
|
volatile __u32 bytecount_reserved;
|
|
volatile __u32 command_status;
|
|
volatile struct eth0_tx_desc_struct * next_desc;
|
|
/* Note - the following will not work for 64 bit addressing */
|
|
volatile unsigned char * buff_pointer;
|
|
} __attribute__ ((packed)) eth0_tx_desc_single;
|
|
|
|
typedef struct eth0_rx_desc_struct {
|
|
volatile __u32 buff_size_byte_count;
|
|
volatile __u32 command_status;
|
|
volatile struct eth0_rx_desc_struct * next_desc;
|
|
volatile unsigned char * buff_pointer;
|
|
} __attribute__ ((packed)) eth0_rx_desc_single;
|
|
|
|
#define NT 20 /* Number of Transmit buffers */
|
|
#define NR 20 /* Number of Receive buffers */
|
|
#define MAX_BUFF_SIZE (1536+2*CACHE_LINE_SIZE) /* 1600 */
|
|
#define ETHERNET_PORTS_DIFFERENCE_OFFSETS 0x400
|
|
|
|
unsigned long TDN_ETH0 , RDN_ETH0; /* Rx/Tx current Descriptor Number*/
|
|
unsigned int EVB64260_ETH0_irq;
|
|
|
|
#define CLOSED 0
|
|
#define OPENED 1
|
|
|
|
#define PORT_ETH0 0
|
|
|
|
extern eth0_tx_desc_single *eth0_tx_desc;
|
|
extern eth0_rx_desc_single *eth0_rx_desc;
|
|
extern char *eth0_tx_buffer;
|
|
extern char *eth0_rx_buffer[NR];
|
|
extern char *eth_data;
|
|
|
|
extern int gt6426x_eth_poll(void *v);
|
|
extern int gt6426x_eth_transmit(void *v, volatile char *p, unsigned int s);
|
|
extern void gt6426x_eth_disable(void *v);
|
|
extern int gt6426x_eth_probe(void *v, bd_t *bis);
|
|
|
|
#endif /* __GT64260x_ETH_H__ */
|