Blame view

arch/arm/lib/floppydma.S 736 Bytes
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
  /*
   *  linux/arch/arm/lib/floppydma.S
   *
   *  Copyright (C) 1995, 1996 Russell King
   *
   * 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 <linux/linkage.h>
  #include <asm/assembler.h>
  		.text
  
  		.global	floppy_fiqin_end
  ENTRY(floppy_fiqin_start)
  		subs	r9, r9, #1
  		ldrgtb	r12, [r11, #-4]
  		ldrleb	r12, [r11], #0
  		strb	r12, [r10], #1
  		subs	pc, lr, #4
  floppy_fiqin_end:
  
  		.global	floppy_fiqout_end
  ENTRY(floppy_fiqout_start)
  		subs	r9, r9, #1
  		ldrgeb	r12, [r10], #1
  		movlt	r12, #0
  		strleb	r12, [r11], #0
  		subles	pc, lr, #4
  		strb	r12, [r11, #-4]
  		subs	pc, lr, #4
  floppy_fiqout_end: