/* * (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__ */