diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/x86/boot/copy.S')
-rw-r--r-- | ANDROID_3.4.5/arch/x86/boot/copy.S | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/ANDROID_3.4.5/arch/x86/boot/copy.S b/ANDROID_3.4.5/arch/x86/boot/copy.S deleted file mode 100644 index 11f272c6..00000000 --- a/ANDROID_3.4.5/arch/x86/boot/copy.S +++ /dev/null @@ -1,87 +0,0 @@ -/* ----------------------------------------------------------------------- * - * - * Copyright (C) 1991, 1992 Linus Torvalds - * Copyright 2007 rPath, Inc. - All Rights Reserved - * - * This file is part of the Linux kernel, and is made available under - * the terms of the GNU General Public License version 2. - * - * ----------------------------------------------------------------------- */ - -#include <linux/linkage.h> - -/* - * Memory copy routines - */ - - .code16gcc - .text - -GLOBAL(memcpy) - pushw %si - pushw %di - movw %ax, %di - movw %dx, %si - pushw %cx - shrw $2, %cx - rep; movsl - popw %cx - andw $3, %cx - rep; movsb - popw %di - popw %si - ret -ENDPROC(memcpy) - -GLOBAL(memset) - pushw %di - movw %ax, %di - movzbl %dl, %eax - imull $0x01010101,%eax - pushw %cx - shrw $2, %cx - rep; stosl - popw %cx - andw $3, %cx - rep; stosb - popw %di - ret -ENDPROC(memset) - -GLOBAL(copy_from_fs) - pushw %ds - pushw %fs - popw %ds - call memcpy - popw %ds - ret -ENDPROC(copy_from_fs) - -GLOBAL(copy_to_fs) - pushw %es - pushw %fs - popw %es - call memcpy - popw %es - ret -ENDPROC(copy_to_fs) - -#if 0 /* Not currently used, but can be enabled as needed */ -GLOBAL(copy_from_gs) - pushw %ds - pushw %gs - popw %ds - call memcpy - popw %ds - ret -ENDPROC(copy_from_gs) - -GLOBAL(copy_to_gs) - pushw %es - pushw %gs - popw %es - call memcpy - popw %es - ret -ENDPROC(copy_to_gs) -#endif |