Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / lib / floppydma.S

diff --git a/kernel/arch/arm/lib/floppydma.S b/kernel/arch/arm/lib/floppydma.S
new file mode 100644 (file)
index 0000000..617150b
--- /dev/null
+++ b/kernel/arch/arm/lib/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
+               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: