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Diffstat (limited to 'board/evb64260/eth.h')
| -rwxr-xr-x | board/evb64260/eth.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/board/evb64260/eth.h b/board/evb64260/eth.h new file mode 100755 index 0000000..beb6db1 --- /dev/null +++ b/board/evb64260/eth.h @@ -0,0 +1,75 @@ +/* + * (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__ */ |