OpenCloudOS-Kernel/arch/arm/mach-clps711x/include/mach/debug-macro.S

39 lines
849 B
ArmAsm

/* arch/arm/mach-clps711x/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 <mach/hardware.h>
.macro addruart, rp, rv, tmp
#ifndef CONFIG_DEBUG_CLPS711X_UART2
mov \rp, #0x0000 @ UART1
#else
mov \rp, #0x1000 @ UART2
#endif
orr \rv, \rp, #CLPS711X_VIRT_BASE
orr \rp, \rp, #CLPS711X_PHYS_BASE
.endm
.macro senduart,rd,rx
str \rd, [\rx, #0x0480] @ UARTDR
.endm
.macro waituart,rd,rx
.endm
.macro busyuart,rd,rx
1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx
tst \rd, #1 << 11 @ UBUSYx
bne 1001b
.endm