316 lines
6.9 KiB
C
316 lines
6.9 KiB
C
/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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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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* @file
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* @brief tftp, rarpboot, dhcp, nfs, cdp - Boot support
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*/
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#include <common.h>
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#include <command.h>
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#include <environment.h>
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#include <driver.h>
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#include <net.h>
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#include <fs.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <libbb.h>
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#include <libgen.h>
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static int netboot_common (proto_t, cmd_tbl_t *, int , char *[]);
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static void netboot_update_env (void)
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{
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struct eth_device *eth_current = eth_get_current();
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char tmp[22];
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if (NetOurGatewayIP)
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dev_set_param_ip(ð_current->dev, "gateway", NetOurGatewayIP);
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if (NetOurSubnetMask)
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dev_set_param_ip(ð_current->dev, "netmask", NetOurSubnetMask);
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if (NetOurHostName[0])
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setenv ("hostname", NetOurHostName);
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if (NetOurRootPath[0])
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setenv ("rootpath", NetOurRootPath);
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if (NetOurIP)
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dev_set_param_ip(ð_current->dev, "ipaddr", NetOurIP);
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if (NetServerIP)
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dev_set_param_ip(ð_current->dev, "serverip", NetServerIP);
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if (NetOurDNSIP) {
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ip_to_string (NetOurDNSIP, tmp);
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setenv ("dnsip", tmp);
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}
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#ifdef CONFIG_BOOTP_DNS2
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if (NetOurDNS2IP) {
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ip_to_string (NetOurDNS2IP, tmp);
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setenv ("dnsip2", tmp);
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}
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#endif
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if (NetOurNISDomain[0])
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setenv ("domain", NetOurNISDomain);
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#if defined CONFIG_NET_SNTP && defined CONFIG_BOOTP_TIMEOFFSET
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if (NetTimeOffset) {
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sprintf (tmp, "%d", NetTimeOffset);
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setenv ("timeoffset", tmp);
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}
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#endif
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#if defined CONFIG_NET_SNTP && defined CONFIG_BOOTP_NTPSERVER
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if (NetNtpServerIP) {
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ip_to_string (NetNtpServerIP, tmp);
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setenv ("ntpserverip", tmp);
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}
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#endif
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}
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static int do_tftpb (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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return netboot_common (TFTP, cmdtp, argc, argv);
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}
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static const __maybe_unused char cmd_tftp_help[] =
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"Usage: tftp <file> [localfile]\n"
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"Load a file via network using BootP/TFTP protocol.\n";
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U_BOOT_CMD_START(tftp)
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.maxargs = 3,
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.cmd = do_tftpb,
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.usage = "Load file using tftp protocol",
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U_BOOT_CMD_HELP(cmd_tftp_help)
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U_BOOT_CMD_END
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/**
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* @page tftp_command tftp
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*
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* Usage is: tftp \<filename\> [\<localfilename\>]
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*
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* Load a file via network using BootP/TFTP protocol. The loaded file you
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* can find after download in you current ramdisk. Refer \b ls command.
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*
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* \<localfile> can be the local filename only, or also a device name. In the
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* case of a device name, the will gets stored there. This works also for
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* partitions of flash memory. Refer \b erase, \b unprotect for flash
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* preparation.
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*
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* Note: This command is available only, if enabled in the menuconfig.
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*/
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#ifdef CONFIG_NET_RARP
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static int do_rarpb (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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return netboot_common (RARP, cmdtp, argc, argv);
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}
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U_BOOT_CMD_START(rarpboot)
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.maxargs = 3,
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.cmd = do_rarpb,
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.usage = "boot image via network using rarp/tftp protocol",
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U_BOOT_CMD_HELP("[loadAddress] [bootfilename]\n")
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U_BOOT_CMD_END
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#endif /* CONFIG_NET_RARP */
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/**
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* @page rarp_command rarp
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*
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* Usage is: FIXME
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*
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* Load a file via network using rarp/tftp protocol. FIXME: Where to find it
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* after loading?
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* @note This command is available only, if enabled in the menuconfig.
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*/
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#ifdef CONFIG_NET_DHCP
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static int do_dhcp (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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int size;
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if ((size = NetLoop(DHCP)) < 0)
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return 1;
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/* NetLoop ok, update environment */
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netboot_update_env();
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return 0;
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}
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U_BOOT_CMD_START(dhcp)
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.maxargs = 1,
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.cmd = do_dhcp,
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.usage = "invoke dhcp client to obtain ip/boot params",
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U_BOOT_CMD_END
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#endif /* CONFIG_NET_DHCP */
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#ifdef CONFIG_NET_NFS
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static int do_nfs (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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return netboot_common(NFS, cmdtp, argc, argv);
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}
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static const __maybe_unused char cmd_nfs_help[] =
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"Usage: nfs <file> [localfile]\n"
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"Load a file via network using nfs protocol.\n";
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U_BOOT_CMD_START(nfs)
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.maxargs = 3,
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.cmd = do_nfs,
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.usage = "boot image via network using nfs protocol",
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U_BOOT_CMD_HELP(cmd_nfs_help)
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U_BOOT_CMD_END
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#endif /* CONFIG_NET_NFS */
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int net_store_fd;
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static int
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netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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int rcode = 0;
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int size;
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char *localfile;
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char *remotefile;
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if (argc < 2) {
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printf ("Usage:\n%s\n", cmdtp->usage);
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return 1;
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}
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remotefile = argv[1];
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if (argc == 2)
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localfile = basename(remotefile);
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else
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localfile = argv[2];
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net_store_fd = open(localfile, O_WRONLY | O_CREAT);
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if (net_store_fd < 0) {
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perror("open");
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return 1;
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}
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safe_strncpy (BootFile, remotefile, sizeof(BootFile));
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if ((size = NetLoop(proto)) < 0) {
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rcode = size;
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goto out;
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}
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/* NetLoop ok, update environment */
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netboot_update_env();
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out:
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close(net_store_fd);
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return rcode;
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}
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#ifdef CONFIG_NET_CDP
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static void cdp_update_env(void)
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{
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char tmp[16];
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if (CDPApplianceVLAN != htons(-1)) {
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printf("CDP offered appliance VLAN %d\n", ntohs(CDPApplianceVLAN));
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VLAN_to_string(CDPApplianceVLAN, tmp);
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setenv("vlan", tmp);
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NetOurVLAN = CDPApplianceVLAN;
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}
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if (CDPNativeVLAN != htons(-1)) {
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printf("CDP offered native VLAN %d\n", ntohs(CDPNativeVLAN));
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VLAN_to_string(CDPNativeVLAN, tmp);
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setenv("nvlan", tmp);
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NetOurNativeVLAN = CDPNativeVLAN;
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}
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}
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static int do_cdp (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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int r;
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r = NetLoop(CDP);
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if (r < 0) {
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printf("cdp failed; perhaps not a CISCO switch?\n");
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return 1;
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}
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cdp_update_env();
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return 0;
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}
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U_BOOT_CMD_START(cdp)
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.maxargs = 1,
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.cmd = do_cdp,
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.usage = "Perform CDP network configuration",
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U_BOOT_CMD_HELP("[loadAddress] [host ip addr:bootfilename]\n")
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U_BOOT_CMD_END
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#endif /* CONFIG_NET_CDP */
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static int do_ethact (cmd_tbl_t *cmdtp, int argc, char *argv[])
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{
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struct eth_device *edev;
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if (argc == 1) {
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edev = eth_get_current();
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if (edev)
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printf("%s%d\n", edev->dev.name, edev->dev.id);
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return 0;
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}
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if (argc != 2) {
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u_boot_cmd_usage(cmdtp);
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return 1;
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}
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edev = eth_get_byname(argv[1]);
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if (edev)
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eth_set_current(edev);
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else {
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printf("no such net device: %s\n", argv[1]);
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return 1;
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}
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return 0;
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}
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static const __maybe_unused char cmd_ethact_help[] =
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"Usage: ethact [ethx]\n";
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U_BOOT_CMD_START(ethact)
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.maxargs = 3,
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.cmd = do_ethact,
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.usage = "set current ethernet device",
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U_BOOT_CMD_HELP(cmd_ethact_help)
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U_BOOT_CMD_END
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