46 строки
1.2 KiB
C
46 строки
1.2 KiB
C
/*
|
|
* linux/arch/unicore32/include/asm/cpu-single.h
|
|
*
|
|
* Code specific to PKUnity SoC and UniCore ISA
|
|
*
|
|
* Copyright (C) 2001-2010 GUAN Xue-tao
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#ifndef __UNICORE_CPU_SINGLE_H__
|
|
#define __UNICORE_CPU_SINGLE_H__
|
|
|
|
#include <asm/page.h>
|
|
#include <asm/memory.h>
|
|
|
|
#ifdef __KERNEL__
|
|
#ifndef __ASSEMBLY__
|
|
|
|
#define cpu_switch_mm(pgd, mm) cpu_do_switch_mm(virt_to_phys(pgd), mm)
|
|
|
|
#define cpu_get_pgd() \
|
|
({ \
|
|
unsigned long pg; \
|
|
__asm__("movc %0, p0.c2, #0" \
|
|
: "=r" (pg) : : "cc"); \
|
|
pg &= ~0x0fff; \
|
|
(pgd_t *)phys_to_virt(pg); \
|
|
})
|
|
|
|
struct mm_struct;
|
|
|
|
/* declare all the functions as extern */
|
|
extern void cpu_proc_fin(void);
|
|
extern int cpu_do_idle(void);
|
|
extern void cpu_dcache_clean_area(void *, int);
|
|
extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm);
|
|
extern void cpu_set_pte(pte_t *ptep, pte_t pte);
|
|
extern void cpu_reset(unsigned long addr) __attribute__((noreturn));
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __KERNEL__ */
|
|
|
|
#endif /* __UNICORE_CPU_SINGLE_H__ */
|