[linux-2.6-block.git] / arch / arm / lib / floppydma.S

/*
 *  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
		ldrbgt	r12, [r11, #-4]
		ldrble	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
		ldrbge	r12, [r10], #1
		movlt	r12, #0
		strble	r12, [r11], #0
		subsle	pc, lr, #4
		strb	r12, [r11, #-4]
		subs	pc, lr, #4
floppy_fiqout_end:
Commit	Line	Data
1da177e4 LT	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
	15	ENTRY(floppy_fiqin_start)
	16	subs r9, r9, #1
e44fc388 SA	17	ldrbgt r12, [r11, #-4]
e44fc388 SA	18	ldrble r12, [r11], #0
1da177e4 LT	19	strb r12, [r10], #1
	20	subs pc, lr, #4
	21	floppy_fiqin_end:
	22
	23	.global floppy_fiqout_end
	24	ENTRY(floppy_fiqout_start)
	25	subs r9, r9, #1
e44fc388	26	ldrbge r12, [r10], #1
1da177e4	27	movlt r12, #0
e44fc388 SA	28	strble r12, [r11], #0
e44fc388 SA	29	subsle pc, lr, #4
1da177e4 LT	30	strb r12, [r11, #-4]
	31	subs pc, lr, #4
	32	floppy_fiqout_end: