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Diffstat (limited to 'net')
-rw-r--r--net/eth.c64
1 files changed, 39 insertions, 25 deletions
diff --git a/net/eth.c b/net/eth.c
index 3aad71f5d35..a34fe59383f 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -54,10 +54,11 @@ int eth_setenv_enetaddr(char *name, const uchar *enetaddr)
return setenv(name, buf);
}
-int eth_getenv_enetaddr_by_index(int index, uchar *enetaddr)
+int eth_getenv_enetaddr_by_index(const char *base_name, int index,
+ uchar *enetaddr)
{
char enetvar[32];
- sprintf(enetvar, index ? "eth%daddr" : "ethaddr", index);
+ sprintf(enetvar, index ? "%s%daddr" : "%saddr", base_name, index);
return eth_getenv_enetaddr(enetvar, enetaddr);
}
@@ -188,6 +189,38 @@ static void eth_current_changed(void)
#endif
}
+int eth_write_hwaddr(struct eth_device *dev, const char *base_name,
+ int eth_number)
+{
+ unsigned char env_enetaddr[6];
+ int ret = 0;
+
+ if (!eth_getenv_enetaddr_by_index(base_name, eth_number, env_enetaddr))
+ return -1;
+
+ if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
+ if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
+ memcmp(dev->enetaddr, env_enetaddr, 6)) {
+ printf("\nWarning: %s MAC addresses don't match:\n",
+ dev->name);
+ printf("Address in SROM is %pM\n",
+ dev->enetaddr);
+ printf("Address in environment is %pM\n",
+ env_enetaddr);
+ }
+
+ memcpy(dev->enetaddr, env_enetaddr, 6);
+ }
+
+ if (dev->write_hwaddr &&
+ !eth_mac_skip(eth_number) &&
+ is_valid_ether_addr(dev->enetaddr)) {
+ ret = dev->write_hwaddr(dev);
+ }
+
+ return ret;
+}
+
int eth_register(struct eth_device *dev)
{
struct eth_device *d;
@@ -208,7 +241,6 @@ int eth_register(struct eth_device *dev)
int eth_initialize(bd_t *bis)
{
- unsigned char env_enetaddr[6];
int eth_number = 0;
eth_devices = NULL;
@@ -264,27 +296,8 @@ int eth_initialize(bd_t *bis)
if (strchr(dev->name, ' '))
puts("\nWarning: eth device name has a space!\n");
- eth_getenv_enetaddr_by_index(eth_number, env_enetaddr);
-
- if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
- if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
- memcmp(dev->enetaddr, env_enetaddr, 6))
- {
- printf ("\nWarning: %s MAC addresses don't match:\n",
- dev->name);
- printf ("Address in SROM is %pM\n",
- dev->enetaddr);
- printf ("Address in environment is %pM\n",
- env_enetaddr);
- }
-
- memcpy(dev->enetaddr, env_enetaddr, 6);
- }
- if (dev->write_hwaddr &&
- !eth_mac_skip(eth_number) &&
- is_valid_ether_addr(dev->enetaddr)) {
- dev->write_hwaddr(dev);
- }
+ if (eth_write_hwaddr(dev, NULL, eth_number))
+ puts("Warning: failed to set MAC address\n");
eth_number++;
dev = dev->next;
@@ -359,7 +372,8 @@ int eth_init(bd_t *bis)
do {
uchar env_enetaddr[6];
- if (eth_getenv_enetaddr_by_index(eth_number, env_enetaddr))
+ if (eth_getenv_enetaddr_by_index("eth", eth_number,
+ env_enetaddr))
memcpy(dev->enetaddr, env_enetaddr, 6);
++eth_number;