diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2019-05-21 15:31:42 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2019-06-11 17:42:36 +0100 |
| commit | 12290cc462c24deee503e84e87dea622b40ea15d (patch) | |
| tree | 845768ee87936136dfb63d3a7cc145b2a51a1fae /arch/arm/mach-rpc/floppydma.S | |
| parent | e579201a832cb796a474ef743d131eff2730cfa7 (diff) | |
ARM: riscpc: move RiscPC assembly files from arch/arm/lib to mach-rpc
Move the assembly files for RiscPC from arch/arm/lib to mach-rpc so
that we contain RiscPC bits in one subdirectory.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/mach-rpc/floppydma.S')
| -rw-r--r-- | arch/arm/mach-rpc/floppydma.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-rpc/floppydma.S b/arch/arm/mach-rpc/floppydma.S new file mode 100644 index 000000000000..de68d3b343e3 --- /dev/null +++ b/arch/arm/mach-rpc/floppydma.S @@ -0,0 +1,32 @@ +/* + * 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 + 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: |