1 files changed, 388 insertions, 0 deletions
diff --git a/roms/u-boot-sam460ex/common/cmd_net.c b/roms/u-boot-sam460ex/common/cmd_net.c
new file mode 100644
index 000000000..b80a7ad8e
--- /dev/null
+++ b/roms/u-boot-sam460ex/common/cmd_net.c
@@ -0,0 +1,388 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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
+ */
+
+/*
+ * Boot support
+ */
+#include <common.h>
+#include <command.h>
+#include <net.h>
+
+extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
+
+static int netboot_common (proto_t, cmd_tbl_t *, int , char *[]);
+
+int do_bootp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	return netboot_common (BOOTP, cmdtp, argc, argv);
+}
+
+U_BOOT_CMD(
+	bootp,	3,	1,	do_bootp,
+	"boot image via network using BOOTP/TFTP protocol",
+	"[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+
+int do_tftpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	return netboot_common (TFTP, cmdtp, argc, argv);
+}
+
+U_BOOT_CMD(
+	tftpboot,	3,	1,	do_tftpb,
+	"boot image via network using TFTP protocol",
+	"[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+
+int do_rarpb (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	return netboot_common (RARP, cmdtp, argc, argv);
+}
+
+U_BOOT_CMD(
+	rarpboot,	3,	1,	do_rarpb,
+	"boot image via network using RARP/TFTP protocol",
+	"[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+
+#if defined(CONFIG_CMD_DHCP)
+int do_dhcp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	return netboot_common(DHCP, cmdtp, argc, argv);
+}
+
+U_BOOT_CMD(
+	dhcp,	3,	1,	do_dhcp,
+	"boot image via network using DHCP/TFTP protocol",
+	"[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+#endif
+
+#if defined(CONFIG_CMD_NFS)
+int do_nfs (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	return netboot_common(NFS, cmdtp, argc, argv);
+}
+
+U_BOOT_CMD(
+	nfs,	3,	1,	do_nfs,
+	"boot image via network using NFS protocol",
+	"[loadAddress] [[hostIPaddr:]bootfilename]"
+);
+#endif
+
+static void netboot_update_env (void)
+{
+	char tmp[22];
+
+	if (NetOurGatewayIP) {
+		ip_to_string (NetOurGatewayIP, tmp);
+		setenv ("gatewayip", tmp);
+	}
+
+	if (NetOurSubnetMask) {
+		ip_to_string (NetOurSubnetMask, tmp);
+		setenv ("netmask", tmp);
+	}
+
+	if (NetOurHostName[0])
+		setenv ("hostname", NetOurHostName);
+
+	if (NetOurRootPath[0])
+		setenv ("rootpath", NetOurRootPath);
+
+	if (NetOurIP) {
+		ip_to_string (NetOurIP, tmp);
+		setenv ("ipaddr", tmp);
+	}
+
+	if (NetServerIP) {
+		ip_to_string (NetServerIP, tmp);
+		setenv ("serverip", tmp);
+	}
+
+	if (NetOurDNSIP) {
+		ip_to_string (NetOurDNSIP, tmp);
+		setenv ("dnsip", tmp);
+	}
+#if defined(CONFIG_BOOTP_DNS2)
+	if (NetOurDNS2IP) {
+		ip_to_string (NetOurDNS2IP, tmp);
+		setenv ("dnsip2", tmp);
+	}
+#endif
+	if (NetOurNISDomain[0])
+		setenv ("domain", NetOurNISDomain);
+
+#if defined(CONFIG_CMD_SNTP) \
+    && defined(CONFIG_BOOTP_TIMEOFFSET)
+	if (NetTimeOffset) {
+		sprintf (tmp, "%d", NetTimeOffset);
+		setenv ("timeoffset", tmp);
+	}
+#endif
+#if defined(CONFIG_CMD_SNTP) \
+    && defined(CONFIG_BOOTP_NTPSERVER)
+	if (NetNtpServerIP) {
+		ip_to_string (NetNtpServerIP, tmp);
+		setenv ("ntpserverip", tmp);
+	}
+#endif
+}
+
+static int
+netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char *argv[])
+{
+	char *s;
+	char *end;
+	int   rcode = 0;
+	int   size;
+	ulong addr;
+
+	/* pre-set load_addr */
+	if ((s = getenv("loadaddr")) != NULL) {
+		load_addr = simple_strtoul(s, NULL, 16);
+	}
+
+	switch (argc) {
+	case 1:
+		break;
+
+	case 2:	/*
+		 * Only one arg - accept two forms:
+		 * Just load address, or just boot file name. The latter
+		 * form must be written in a format which can not be
+		 * mis-interpreted as a valid number.
+		 */
+		addr = simple_strtoul(argv[1], &end, 16);
+		if (end == (argv[1] + strlen(argv[1])))
+			load_addr = addr;
+		else
+			copy_filename(BootFile, argv[1], sizeof(BootFile));
+		break;
+
+	case 3:	load_addr = simple_strtoul(argv[1], NULL, 16);
+		copy_filename (BootFile, argv[2], sizeof(BootFile));
+
+		break;
+
+	default: cmd_usage(cmdtp);
+		show_boot_progress (-80);
+		return 1;
+	}
+
+	show_boot_progress (80);
+	if ((size = NetLoop(proto)) < 0) {
+		show_boot_progress (-81);
+		return 1;
+	}
+
+	show_boot_progress (81);
+	/* NetLoop ok, update environment */
+	netboot_update_env();
+
+	/* done if no file was loaded (no errors though) */
+	if (size == 0) {
+		show_boot_progress (-82);
+		return 0;
+	}
+
+	/* flush cache */
+	flush_cache(load_addr, size);
+
+	/* Loading ok, check if we should attempt an auto-start */
+	if (((s = getenv("autostart")) != NULL) && (strcmp(s,"yes") == 0)) {
+		char *local_args[2];
+		local_args[0] = argv[0];
+		local_args[1] = NULL;
+
+		printf ("Automatic boot of image at addr 0x%08lX ...\n",
+			load_addr);
+		show_boot_progress (82);
+		rcode = do_bootm (cmdtp, 0, 1, local_args);
+	}
+
+	if (rcode < 0)
+		show_boot_progress (-83);
+	else
+		show_boot_progress (84);
+	return rcode;
+}
+
+#if defined(CONFIG_CMD_PING)
+int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	if (argc < 2)
+		return -1;
+
+	NetPingIP = string_to_ip(argv[1]);
+	if (NetPingIP == 0) {
+		cmd_usage(cmdtp);
+		return -1;
+	}
+
+	if (NetLoop(PING) < 0) {
+		printf("ping failed; host %s is not alive\n", argv[1]);
+		return 1;
+	}
+
+	printf("host %s is alive\n", argv[1]);
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	ping,	2,	1,	do_ping,
+	"send ICMP ECHO_REQUEST to network host",
+	"pingAddress"
+);
+#endif
+
+#if defined(CONFIG_CMD_CDP)
+
+static void cdp_update_env(void)
+{
+	char tmp[16];
+
+	if (CDPApplianceVLAN != htons(-1)) {
+		printf("CDP offered appliance VLAN %d\n", ntohs(CDPApplianceVLAN));
+		VLAN_to_string(CDPApplianceVLAN, tmp);
+		setenv("vlan", tmp);
+		NetOurVLAN = CDPApplianceVLAN;
+	}
+
+	if (CDPNativeVLAN != htons(-1)) {
+		printf("CDP offered native VLAN %d\n", ntohs(CDPNativeVLAN));
+		VLAN_to_string(CDPNativeVLAN, tmp);
+		setenv("nvlan", tmp);
+		NetOurNativeVLAN = CDPNativeVLAN;
+	}
+
+}
+
+int do_cdp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	int r;
+
+	r = NetLoop(CDP);
+	if (r < 0) {
+		printf("cdp failed; perhaps not a CISCO switch?\n");
+		return 1;
+	}
+
+	cdp_update_env();
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	cdp,	1,	1,	do_cdp,
+	"Perform CDP network configuration",
+);
+#endif
+
+#if defined(CONFIG_CMD_SNTP)
+int do_sntp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	char *toff;
+
+	if (argc < 2) {
+		NetNtpServerIP = getenv_IPaddr ("ntpserverip");
+		if (NetNtpServerIP == 0) {
+			printf ("ntpserverip not set\n");
+			return (1);
+		}
+	} else {
+		NetNtpServerIP = string_to_ip(argv[1]);
+		if (NetNtpServerIP == 0) {
+			printf ("Bad NTP server IP address\n");
+			return (1);
+		}
+	}
+
+	toff = getenv ("timeoffset");
+	if (toff == NULL) NetTimeOffset = 0;
+	else NetTimeOffset = simple_strtol (toff, NULL, 10);
+
+	if (NetLoop(SNTP) < 0) {
+		printf("SNTP failed: host %s not responding\n", argv[1]);
+		return 1;
+	}
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	sntp,	2,	1,	do_sntp,
+	"synchronize RTC via network",
+	"[NTP server IP]\n"
+);
+#endif
+
+#if defined(CONFIG_CMD_DNS)
+int do_dns(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	if (argc == 1) {
+		cmd_usage(cmdtp);
+		return -1;
+	}
+
+	/*
+	 * We should check for a valid hostname:
+	 * - Each label must be between 1 and 63 characters long
+	 * - the entire hostname has a maximum of 255 characters
+	 * - only the ASCII letters 'a' through 'z' (case-insensitive),
+	 *   the digits '0' through '9', and the hyphen
+	 * - cannot begin or end with a hyphen
+	 * - no other symbols, punctuation characters, or blank spaces are
+	 *   permitted
+	 * but hey - this is a minimalist implmentation, so only check length
+	 * and let the name server deal with things.
+	 */
+	if (strlen(argv[1]) >= 255) {
+		printf("dns error: hostname too long\n");
+		return 1;
+	}
+
+	NetDNSResolve = argv[1];
+
+	if (argc == 3)
+		NetDNSenvvar = argv[2];
+	else
+		NetDNSenvvar = NULL;
+
+	if (NetLoop(DNS) < 0) {
+		printf("dns lookup of %s failed, check setup\n", argv[1]);
+		return 1;
+	}
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	dns,	3,	1,	do_dns,
+	"lookup the IP of a hostname",
+	"hostname [envvar]"
+);
+
+#endif	/* CONFIG_CMD_DNS */