115 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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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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#include <config.h>
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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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#define DEBUG
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#undef DEBUG
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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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#if defined(CONFIG_CMD_NET) && !defined(CONFIG_DM_ETH)
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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() < 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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#else
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int dev_open_net(void *cookie)
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{
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	return API_ENODEV;
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}
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int dev_close_net(void *cookie)
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{
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	return API_ENODEV;
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}
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int dev_enum_net(struct device_info *di)
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{
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	return 0;
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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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	return API_ENODEV;
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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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	return API_ENODEV;
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}
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#endif
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