From: Alexandru Ardelean <ardeleana...@gmail.com>
Converts an MAC array of u8 to a u64 value.
Signed-off-by: Alexandru Ardelean <ardeleana...@gmail.com>
---
target/linux/generic/files/drivers/net/phy/b53/b53_regs.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
b/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
index ba50915..4379c58 100644
--- a/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
+++ b/target/linux/generic/files/drivers/net/phy/b53/b53_regs.h
@@ -20,6 +20,16 @@
#ifndef __B53_REGS_H
#define __B53_REGS_H
+/* Utility function for converting u8 arrays into u64 values to be written
with b53_write */
+static inline u64 b53_mac_array_to_u64(const u8 *u8_arr) {
+ u64 mac = (*(const u64 *)u8_arr);
+#ifdef __BIG_ENDIAN
+ return (mac >> 16);
+#else
+ return (mac << 16);
+#endif
+}
+
/* Management Port (SMP) Page offsets */
#define B53_CTRL_PAGE 0x00 /* Control */
#define B53_STAT_PAGE 0x01 /* Status */
--
2.1.2
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