aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h')
-rw-r--r--target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h b/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h
new file mode 100644
index 0000000..1a6ea11
--- /dev/null
+++ b/target/linux/adm5120/files-3.18/arch/mips/adm5120/prom/prom_read.h
@@ -0,0 +1,50 @@
+/*
+ * Generic prom definitions
+ *
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#ifndef _ADM5120_PROM_H_
+#define _ADM5120_PROM_H_
+
+/*
+ * Helper routines
+ */
+static inline u16 prom_read_le16(void *buf)
+{
+ u8 *p = buf;
+
+ return ((u16)p[0] + ((u16)p[1] << 8));
+}
+
+static inline u32 prom_read_le32(void *buf)
+{
+ u8 *p = buf;
+
+ return ((u32)p[0] + ((u32)p[1] << 8) + ((u32)p[2] << 16) +
+ ((u32)p[3] << 24));
+}
+
+static inline u16 prom_read_be16(void *buf)
+{
+ u8 *p = buf;
+
+ return (((u16)p[0] << 8) + (u16)p[1]);
+}
+
+static inline u32 prom_read_be32(void *buf)
+{
+ u8 *p = buf;
+
+ return (((u32)p[0] << 24) + ((u32)p[1] << 16) + ((u32)p[2] << 8) +
+ ((u32)p[3]));
+}
+
+#endif /* _ADM5120_PROM_H_ */
+
+