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| author | Kevin | 2014-11-15 09:58:27 +0800 |
|---|---|---|
| committer | Kevin | 2014-11-15 09:58:27 +0800 |
| commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
| tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/microblaze/include/asm/current.h | |
| download | FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.gz FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.bz2 FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.zip | |
init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/microblaze/include/asm/current.h')
| -rw-r--r-- | ANDROID_3.4.5/arch/microblaze/include/asm/current.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/microblaze/include/asm/current.h b/ANDROID_3.4.5/arch/microblaze/include/asm/current.h new file mode 100644 index 00000000..29303ed8 --- /dev/null +++ b/ANDROID_3.4.5/arch/microblaze/include/asm/current.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> + * Copyright (C) 2008-2009 PetaLogix + * Copyright (C) 2006 Atmark Techno, Inc. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#ifndef _ASM_MICROBLAZE_CURRENT_H +#define _ASM_MICROBLAZE_CURRENT_H + +/* + * Register used to hold the current task pointer while in the kernel. + * Any `call clobbered' register without a special meaning should be OK, + * but check asm/microblaze/kernel/entry.S to be sure. + */ +#define CURRENT_TASK r31 +# ifndef __ASSEMBLY__ +/* + * Dedicate r31 to keeping the current task pointer + */ +register struct task_struct *current asm("r31"); + +# define get_current() current +# endif /* __ASSEMBLY__ */ + +#endif /* _ASM_MICROBLAZE_CURRENT_H */ |