LXR linux/arch/arm/lib/floppydma.S

   1/*
   2 *  linux/arch/arm/lib/floppydma.S
   3 *
   4 *  Copyright (C) 1995, 1996 Russell King
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 */
  10#include <linux/linkage.h>
  11#include <asm/assembler.h>
  12                .text
  13
  14                .global floppy_fiqin_end
  15ENTRY(floppy_fiqin_start)
  16                subs    r9, r9, #1
  17                ldrgtb  r12, [r11, #-4]
  18                ldrleb  r12, [r11], #0
  19                strb    r12, [r10], #1
  20                subs    pc, lr, #4
  21floppy_fiqin_end:
  22
  23                .global floppy_fiqout_end
  24ENTRY(floppy_fiqout_start)
  25                subs    r9, r9, #1
  26                ldrgeb  r12, [r10], #1
  27                movlt   r12, #0
  28                strleb  r12, [r11], #0
  29                subles  pc, lr, #4
  30                strb    r12, [r11, #-4]
  31                subs    pc, lr, #4
  32floppy_fiqout_end:
  33