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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * linux/arch/arm/lib/floppydma.S
- *
- * Copyright (C) 1995, 1996 Russell King
- */
- #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:
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