mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-10 23:24:38 +00:00
d2eaec6006
This value is not used by the network stack and is available in the global data, so stop passing it around. For the one legacy function that still expects it (init op on old Ethernet drivers) pass in the global pointer version directly to avoid changing that interface. Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Reported-by: Simon Glass <sjg@chromium.org> Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Simon Glass <sjg@chromium.org> (Trival fix to remove an unneeded variable declaration in 4xx_enet.c)
117 lines
2 KiB
C
117 lines
2 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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* SPDX-License-Identifier: GPL-2.0+
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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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DECLARE_GLOBAL_DATA_PTR;
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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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#ifdef CONFIG_CMD_NET
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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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