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nds32: Cache and TLB routines

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This patch contains cache and TLB maintenance functions.

Signed-off-by: Vincent Chen <vincentc@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Greentime Hu
2017-10-24 15:40:25 +08:00
parent 664eec400b
commit 7de9cf4740
12 changed files with 1224 additions and 0 deletions
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44
arch/nds32/include/asm/proc-fns.h Normal file
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// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2005-2017 Andes Technology Corporation
#ifndef __NDS32_PROCFNS_H__
#define __NDS32_PROCFNS_H__
#ifdef __KERNEL__
#include <asm/page.h>
struct mm_struct;
struct vm_area_struct;
extern void cpu_proc_init(void);
extern void cpu_proc_fin(void);
extern void cpu_do_idle(void);
extern void cpu_reset(unsigned long reset);
extern void cpu_switch_mm(struct mm_struct *mm);
extern void cpu_dcache_inval_all(void);
extern void cpu_dcache_wbinval_all(void);
extern void cpu_dcache_inval_page(unsigned long page);
extern void cpu_dcache_wb_page(unsigned long page);
extern void cpu_dcache_wbinval_page(unsigned long page);
extern void cpu_dcache_inval_range(unsigned long start, unsigned long end);
extern void cpu_dcache_wb_range(unsigned long start, unsigned long end);
extern void cpu_dcache_wbinval_range(unsigned long start, unsigned long end);
extern void cpu_icache_inval_all(void);
extern void cpu_icache_inval_page(unsigned long page);
extern void cpu_icache_inval_range(unsigned long start, unsigned long end);
extern void cpu_cache_wbinval_page(unsigned long page, int flushi);
extern void cpu_cache_wbinval_range(unsigned long start,
unsigned long end, int flushi);
extern void cpu_cache_wbinval_range_check(struct vm_area_struct *vma,
unsigned long start,
unsigned long end, bool flushi,
bool wbd);
extern void cpu_dma_wb_range(unsigned long start, unsigned long end);
extern void cpu_dma_inval_range(unsigned long start, unsigned long end);
extern void cpu_dma_wbinval_range(unsigned long start, unsigned long end);
#endif /* __KERNEL__ */
#endif /* __NDS32_PROCFNS_H__ */