From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/arm/mach-rpc/floppydma.S | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 arch/arm/mach-rpc/floppydma.S (limited to 'arch/arm/mach-rpc/floppydma.S') diff --git a/arch/arm/mach-rpc/floppydma.S b/arch/arm/mach-rpc/floppydma.S new file mode 100644 index 000000000..6698b8305 --- /dev/null +++ b/arch/arm/mach-rpc/floppydma.S @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * linux/arch/arm/lib/floppydma.S + * + * Copyright (C) 1995, 1996 Russell King + */ +#include +#include + .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: -- cgit v1.2.3