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kernel/linux-rt-4.4.41/arch/arm/mach-footbridge/include/mach/debug-macro.S 950 Bytes
5113f6f70   김현기   kernel add
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  /* 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