diff options
Diffstat (limited to 'arch/arm/mach-ixp4xx/include/mach/debug-macro.S')
| -rw-r--r-- | arch/arm/mach-ixp4xx/include/mach/debug-macro.S | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/include/mach/debug-macro.S b/arch/arm/mach-ixp4xx/include/mach/debug-macro.S new file mode 100644 index 000000000000..7c6a6912acde --- /dev/null +++ b/arch/arm/mach-ixp4xx/include/mach/debug-macro.S @@ -0,0 +1,24 @@ +/* arch/arm/mach-ixp4xx/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. +*/ + + .macro addruart,rx + mrc p15, 0, \rx, c1, c0 + tst \rx, #1 @ MMU enabled? + moveq \rx, #0xc8000000 + movne \rx, #0xff000000 + orrne \rx, \rx, #0x00b00000 + add \rx,\rx,#3 @ Uart regs are at off set of 3 if + @ byte writes used - Big Endian. + .endm + +#define UART_SHIFT 2 +#include <asm/hardware/debug-8250.S> |