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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-08-05 16:14:15 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-08-07 09:55:48 +0100
commita09e64fbc0094e3073dbb09c3b4bfe4ab669244b (patch)
tree69689f467179891b498bd7423fcf61925173db31 /arch/arm/mach-footbridge/include/mach/debug-macro.S
parenta1b81a84fff05dbfef45b7012c26e1fee9973e5d (diff)
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-footbridge/include/mach/debug-macro.S')
-rw-r--r--arch/arm/mach-footbridge/include/mach/debug-macro.S57
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/mach-footbridge/include/mach/debug-macro.S b/arch/arm/mach-footbridge/include/mach/debug-macro.S
new file mode 100644
index 00000000000..4329b812357
--- /dev/null
+++ b/arch/arm/mach-footbridge/include/mach/debug-macro.S
@@ -0,0 +1,57 @@
+/* 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>
+
+#ifndef CONFIG_DEBUG_DC21285_PORT
+ /* For NetWinder debugging */
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x7c000000 @ physical
+ movne \rx, #0xff000000 @ virtual
+ orr \rx, \rx, #0x000003f8
+ .endm
+
+#define UART_SHIFT 0
+#define FLOW_CONTROL
+#include <asm/hardware/debug-8250.S>
+
+#else
+ /* For EBSA285 debugging */
+ .equ dc21285_high, ARMCSR_BASE & 0xff000000
+ .equ dc21285_low, ARMCSR_BASE & 0x00ffffff
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ moveq \rx, #0x42000000
+ movne \rx, #dc21285_high
+ .if dc21285_low
+ orrne \rx, \rx, #dc21285_low
+ .endif
+ .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
+#endif