mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-24 12:44:23 +08:00
109 lines
2.5 KiB
C
109 lines
2.5 KiB
C
/*
|
|
* (C) Copyright 2007 Semihalf
|
|
*
|
|
* Written by: Rafal Jaworowski <raj@semihalf.com>
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <common.h>
|
|
#include <net.h>
|
|
#include <linux/types.h>
|
|
#include <api_public.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#define DEBUG
|
|
#undef DEBUG
|
|
|
|
#if !defined(CONFIG_NET_MULTI)
|
|
#error "API/net is currently only available for platforms with CONFIG_NET_MULTI"
|
|
#endif
|
|
|
|
#ifdef DEBUG
|
|
#define debugf(fmt, args...) do { printf("%s(): ", __func__); printf(fmt, ##args); } while (0)
|
|
#else
|
|
#define debugf(fmt, args...)
|
|
#endif
|
|
|
|
#define errf(fmt, args...) do { printf("ERROR @ %s(): ", __func__); printf(fmt, ##args); } while (0)
|
|
|
|
|
|
static int dev_valid_net(void *cookie)
|
|
{
|
|
return ((void *)eth_get_dev() == cookie) ? 1 : 0;
|
|
}
|
|
|
|
int dev_open_net(void *cookie)
|
|
{
|
|
if (!dev_valid_net(cookie))
|
|
return API_ENODEV;
|
|
|
|
if (eth_init(gd->bd) < 0)
|
|
return API_EIO;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dev_close_net(void *cookie)
|
|
{
|
|
if (!dev_valid_net(cookie))
|
|
return API_ENODEV;
|
|
|
|
eth_halt();
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* There can only be one active eth interface at a time - use what is
|
|
* currently set to eth_current
|
|
*/
|
|
int dev_enum_net(struct device_info *di)
|
|
{
|
|
struct eth_device *eth_current = eth_get_dev();
|
|
|
|
di->type = DEV_TYP_NET;
|
|
di->cookie = (void *)eth_current;
|
|
if (di->cookie == NULL)
|
|
return 0;
|
|
|
|
memcpy(di->di_net.hwaddr, eth_current->enetaddr, 6);
|
|
|
|
debugf("device found, returning cookie 0x%08x\n",
|
|
(u_int32_t)di->cookie);
|
|
|
|
return 1;
|
|
}
|
|
|
|
int dev_write_net(void *cookie, void *buf, int len)
|
|
{
|
|
/* XXX verify that cookie points to a valid net device??? */
|
|
|
|
return eth_send(buf, len);
|
|
}
|
|
|
|
int dev_read_net(void *cookie, void *buf, int len)
|
|
{
|
|
/* XXX verify that cookie points to a valid net device??? */
|
|
|
|
return eth_receive(buf, len);
|
|
}
|