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-rw-r--r--arch/arm/include/debug/dc21285.S42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/include/debug/dc21285.S b/arch/arm/include/debug/dc21285.S
new file mode 100644
index 000000000000..02247f313e94
--- /dev/null
+++ b/arch/arm/include/debug/dc21285.S
@@ -0,0 +1,42 @@
+/* arch/arm/mach-footbridge/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ * Copyright (C) 1994-1999 Russell King
+ * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * 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.
+ *
+*/
+
+#include <asm/hardware/dec21285.h>
+
+#include <mach/hardware.h>
+ /* For EBSA285 debugging */
+ .equ dc21285_high, ARMCSR_BASE & 0xff000000
+ .equ dc21285_low, ARMCSR_BASE & 0x00ffffff
+
+ .macro addruart, rp, rv, tmp
+ .if dc21285_low
+ mov \rp, #dc21285_low
+ .else
+ mov \rp, #0
+ .endif
+ orr \rv, \rp, #dc21285_high
+ orr \rp, \rp, #0x42000000
+ .endm
+
+ .macro senduart,rd,rx
+ str \rd, [\rx, #0x160] @ UARTDR
+ .endm
+
+ .macro busyuart,rd,rx
+1001: ldr \rd, [\rx, #0x178] @ UARTFLG
+ tst \rd, #1 << 3
+ bne 1001b
+ .endm
+
+ .macro waituart,rd,rx
+ .endm