mirror of
https://github.com/AsahiLinux/u-boot
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113 lines
2.5 KiB
C
113 lines
2.5 KiB
C
/*
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* (C) Copyright 2007 Semihalf
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*
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* Written by: Rafal Jaworowski <raj@semihalf.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*/
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#include <config.h>
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#if defined(CONFIG_API)
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#include <common.h>
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#include <net.h>
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#include <linux/types.h>
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#include <api_public.h>
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DECLARE_GLOBAL_DATA_PTR;
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#define DEBUG
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#undef DEBUG
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#if !defined(CONFIG_NET_MULTI)
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#error "API/net is currently only available for platforms with CONFIG_NET_MULTI"
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#endif
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#ifdef DEBUG
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#define debugf(fmt, args...) do { printf("%s(): ", __func__); printf(fmt, ##args); } while (0)
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#else
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#define debugf(fmt, args...)
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#endif
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#define errf(fmt, args...) do { printf("ERROR @ %s(): ", __func__); printf(fmt, ##args); } while (0)
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static int dev_valid_net(void *cookie)
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{
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return ((void *)eth_get_dev() == cookie) ? 1 : 0;
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}
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int dev_open_net(void *cookie)
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{
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if (!dev_valid_net(cookie))
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return API_ENODEV;
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if (eth_init(gd->bd) < 0)
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return API_EIO;
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return 0;
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}
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int dev_close_net(void *cookie)
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{
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if (!dev_valid_net(cookie))
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return API_ENODEV;
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eth_halt();
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return 0;
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}
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/*
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* There can only be one active eth interface at a time - use what is
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* currently set to eth_current
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*/
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int dev_enum_net(struct device_info *di)
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{
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struct eth_device *eth_current = eth_get_dev();
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di->type = DEV_TYP_NET;
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di->cookie = (void *)eth_current;
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if (di->cookie == NULL)
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return 0;
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memcpy(di->di_net.hwaddr, eth_current->enetaddr, 6);
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debugf("device found, returning cookie 0x%08x\n",
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(u_int32_t)di->cookie);
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return 1;
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}
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int dev_write_net(void *cookie, void *buf, int len)
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{
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/* XXX verify that cookie points to a valid net device??? */
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return eth_send(buf, len);
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}
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int dev_read_net(void *cookie, void *buf, int len)
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{
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/* XXX verify that cookie points to a valid net device??? */
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return eth_receive(buf, len);
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}
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#endif /* CONFIG_API */
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