mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-22 20:23:57 +08:00
71dccd0f15
Several ARM machine implementations used a PL01x primecell compatible serial port for debugging purposes, and indepdently implemented the low level debug macros every time. Provide a common implementation and convert these implementations to use this version. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
24 lines
646 B
ArmAsm
24 lines
646 B
ArmAsm
/* linux/include/asm-arm/arch-versatile/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, #0x10000000
|
|
movne \rx, #0xf1000000 @ virtual base
|
|
orr \rx, \rx, #0x001F0000
|
|
orr \rx, \rx, #0x00001000
|
|
.endm
|
|
|
|
#include <asm/hardware/debug-pl01x.S>
|