#ifndef __ASM_SH_SYSTEM_64_H #define __ASM_SH_SYSTEM_64_H /* * include/asm-sh/system_64.h * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Paul Mundt * Copyright (C) 2004 Richard Curnow * * 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. */ #include <asm/processor.h> /* * switch_to() should switch tasks to task nr n, first */ struct task_struct *sh64_switch_to(struct task_struct *prev, struct thread_struct *prev_thread, struct task_struct *next, struct thread_struct *next_thread); #define switch_to(prev,next,last) \ do { \ if (last_task_used_math != next) { \ struct pt_regs *regs = next->thread.uregs; \ if (regs) regs->sr |= SR_FD; \ } \ last = sh64_switch_to(prev, &prev->thread, next, \ &next->thread); \ } while (0) #define __uses_jump_to_uncached #define jump_to_uncached() do { } while (0) #define back_to_cached() do { } while (0) #endif /* __ASM_SH_SYSTEM_64_H */