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Commit 23cfc369 authored by Michal Simek's avatar Michal Simek
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microblaze_mmu_v2: Add CURRENT_TASK for entry.S



Signed-off-by: default avatarMichal Simek <monstr@monstr.eu>
parent 627cef44
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+8 −0
Original line number Diff line number Diff line
/*
 * 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
@@ -9,6 +11,12 @@
#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