X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=net%2Feth_common.c;h=ed26b1b69359aae191481f058db7e99fa8c329b5;hb=a5d32c37d9eec2f819273536a5600a0fbde09acb;hp=3fa6d83c70b1696b6a6069bb2e0ef6c67f9330ff;hpb=9987ecdd36da79535c4229ecc5693533aaa8d17b;p=oweals%2Fu-boot.git

diff --git a/net/eth_common.c b/net/eth_common.c
index 3fa6d83c70..ed26b1b693 100644
--- a/net/eth_common.c
+++ b/net/eth_common.c
@@ -1,56 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2001-2015
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  * Joe Hershberger, National Instruments
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
+#include <dm.h>
+#include <env.h>
 #include <miiphy.h>
+#include <net.h>
 #include "eth_internal.h"
 
-void eth_parse_enetaddr(const char *addr, uchar *enetaddr)
-{
-	char *end;
-	int i;
-
-	for (i = 0; i < 6; ++i) {
-		enetaddr[i] = addr ? simple_strtoul(addr, &end, 16) : 0;
-		if (addr)
-			addr = (*end) ? end + 1 : end;
-	}
-}
-
-int eth_getenv_enetaddr(const char *name, uchar *enetaddr)
-{
-	eth_parse_enetaddr(getenv(name), enetaddr);
-	return is_valid_ethaddr(enetaddr);
-}
-
-int eth_setenv_enetaddr(const char *name, const uchar *enetaddr)
-{
-	char buf[20];
-
-	sprintf(buf, "%pM", enetaddr);
-
-	return setenv(name, buf);
-}
-
-int eth_getenv_enetaddr_by_index(const char *base_name, int index,
+int eth_env_get_enetaddr_by_index(const char *base_name, int index,
 				 uchar *enetaddr)
 {
 	char enetvar[32];
 	sprintf(enetvar, index ? "%s%daddr" : "%saddr", base_name, index);
-	return eth_getenv_enetaddr(enetvar, enetaddr);
+	return eth_env_get_enetaddr(enetvar, enetaddr);
 }
 
-int eth_setenv_enetaddr_by_index(const char *base_name, int index,
+int eth_env_set_enetaddr_by_index(const char *base_name, int index,
 				 uchar *enetaddr)
 {
 	char enetvar[32];
 	sprintf(enetvar, index ? "%s%daddr" : "%saddr", base_name, index);
-	return eth_setenv_enetaddr(enetvar, enetaddr);
+	return eth_env_set_enetaddr(enetvar, enetaddr);
 }
 
 void eth_common_init(void)
@@ -64,3 +39,101 @@ void eth_common_init(void)
 	phy_init();
 #endif
 }
+
+int eth_mac_skip(int index)
+{
+	char enetvar[15];
+	char *skip_state;
+
+	sprintf(enetvar, index ? "eth%dmacskip" : "ethmacskip", index);
+	skip_state = env_get(enetvar);
+	return skip_state != NULL;
+}
+
+void eth_current_changed(void)
+{
+	char *act = env_get("ethact");
+	char *ethrotate;
+
+	/*
+	 * The call to eth_get_dev() below has a side effect of rotating
+	 * ethernet device if uc_priv->current == NULL. This is not what
+	 * we want when 'ethrotate' variable is 'no'.
+	 */
+	ethrotate = env_get("ethrotate");
+	if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
+		return;
+
+	/* update current ethernet name */
+	if (eth_get_dev()) {
+		if (act == NULL || strcmp(act, eth_get_name()) != 0)
+			env_set("ethact", eth_get_name());
+	}
+	/*
+	 * remove the variable completely if there is no active
+	 * interface
+	 */
+	else if (act != NULL)
+		env_set("ethact", NULL);
+}
+
+void eth_try_another(int first_restart)
+{
+	static void *first_failed;
+	char *ethrotate;
+
+	/*
+	 * Do not rotate between network interfaces when
+	 * 'ethrotate' variable is set to 'no'.
+	 */
+	ethrotate = env_get("ethrotate");
+	if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
+		return;
+
+	if (!eth_get_dev())
+		return;
+
+	if (first_restart)
+		first_failed = eth_get_dev();
+
+	eth_set_current_to_next();
+
+	eth_current_changed();
+
+	if (first_failed == eth_get_dev())
+		net_restart_wrap = 1;
+}
+
+void eth_set_current(void)
+{
+	static char *act;
+	static int  env_changed_id;
+	int	env_id;
+
+	env_id = env_get_id();
+	if ((act == NULL) || (env_changed_id != env_id)) {
+		act = env_get("ethact");
+		env_changed_id = env_id;
+	}
+
+	if (act == NULL) {
+		char *ethprime = env_get("ethprime");
+		void *dev = NULL;
+
+		if (ethprime)
+			dev = eth_get_dev_by_name(ethprime);
+		if (dev)
+			eth_set_dev(dev);
+		else
+			eth_set_dev(NULL);
+	} else {
+		eth_set_dev(eth_get_dev_by_name(act));
+	}
+
+	eth_current_changed();
+}
+
+const char *eth_get_name(void)
+{
+	return eth_get_dev() ? eth_get_dev()->name : "unknown";
+}