6a846f3f82
Disintegrate asm/system.h for C6X. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Mark Salter <msalter@redhat.com> cc: linux-c6x-dev@linux-c6x.org
33 lines
992 B
C
33 lines
992 B
C
/*
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* Port on Texas Instruments TMS320C6x architecture
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*
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* Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated
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* Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _ASM_C6X_SWITCH_TO_H
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#define _ASM_C6X_SWITCH_TO_H
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#include <linux/linkage.h>
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#define prepare_to_switch() do { } while (0)
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struct task_struct;
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struct thread_struct;
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asmlinkage void *__switch_to(struct thread_struct *prev,
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struct thread_struct *next,
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struct task_struct *tsk);
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#define switch_to(prev, next, last) \
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do { \
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current->thread.wchan = (u_long) __builtin_return_address(0); \
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(last) = __switch_to(&(prev)->thread, \
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&(next)->thread, (prev)); \
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mb(); \
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current->thread.wchan = 0; \
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} while (0)
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#endif /* _ASM_C6X_SWITCH_TO_H */
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