[U-Boot] [PATCH v5 4/5] net: add eth_setenv_enetaddr_by_index()

[Michael Walle]

Signed-off-by: Michael Walle <mich...@walle.cc>
Cc: Joe Hershberger <joe.hershber...@gmail.com>
---
 include/net.h |   16 ++++++++++++++++
 net/eth.c     |   15 +++++++++++++++
 2 files changed, 31 insertions(+), 0 deletions(-)

diff --git a/include/net.h b/include/net.h
index f6aeba2..bdc3da6 100644
--- a/include/net.h
+++ b/include/net.h
@@ -104,7 +104,9 @@ extern struct eth_device *eth_get_dev_by_index(int index); 
/* get dev @ index */
 extern int eth_get_dev_index (void);           /* get the device index */
 extern void eth_parse_enetaddr(const char *addr, uchar *enetaddr);
 extern int eth_getenv_enetaddr(char *name, uchar *enetaddr);
+#ifdef CONFIG_SETENV_ENETADDR_BY_INDEX
 extern int eth_setenv_enetaddr(char *name, const uchar *enetaddr);
+#endif
 
 /*
  * Get the hardware address for an ethernet interface .
@@ -118,6 +120,20 @@ extern int eth_setenv_enetaddr(char *name, const uchar 
*enetaddr);
 extern int eth_getenv_enetaddr_by_index(const char *base_name, int index,
                                        uchar *enetaddr);
 
+#ifdef CONFIG_SETENV_ENETADDR_BY_INDEX
+/*
+ * Set the hardware address for an ethernet interface .
+ * Args:
+ *     base_name - base name for device (normally "eth")
+ *     index - device index number (0 for first)
+ *     enetaddr - returns 6 byte hardware address
+ * Returns:
+ *     0 on success, else 1.
+ */
+extern int eth_setenv_enetaddr_by_index(const char *base_name, int index,
+                                       const uchar *enetaddr);
+#endif
+
 #ifdef CONFIG_RANDOM_MACADDR
 /*
  * The u-boot policy does not allow hardcoded ethernet addresses. Under the
diff --git a/net/eth.c b/net/eth.c
index afce863..d66e22a 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -67,6 +67,21 @@ int eth_getenv_enetaddr_by_index(const char *base_name, int 
index,
        return eth_getenv_enetaddr(enetvar, enetaddr);
 }
 
+#ifdef CONFIG_SETENV_ENETADDR_BY_INDEX
+int eth_setenv_enetaddr_by_index(const char *base_name, int index,
+               const uchar *enetaddr)
+{
+       char enetvar[32];
+
+       if (index)
+               sprintf(enetvar, "%s%daddr", base_name, index);
+       else
+               sprintf(enetvar, "%saddr", base_name);
+
+       return eth_setenv_enetaddr(enetvar, enetaddr);
+}
+#endif
+
 static int eth_mac_skip(int index)
 {
        char enetvar[15];
-- 
1.7.2.5

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