diff options
author | Greentime Hu <greentime@andestech.com> | 2017-10-24 10:40:25 +0300 |
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committer | Greentime Hu <greentime@andestech.com> | 2018-02-22 05:44:32 +0300 |
commit | 7de9cf474083bfbba469f72dc208f7b51747632d (patch) | |
tree | 45e8f3f41c736e8a6abc0995aaf5ab8d86bea917 /arch/nds32/include/asm/proc-fns.h | |
parent | 664eec400bf8f3ab4d41279d6fb674a66ff3ba94 (diff) | |
download | linux-7de9cf474083bfbba469f72dc208f7b51747632d.tar.xz |
nds32: Cache and TLB routines
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>
Diffstat (limited to 'arch/nds32/include/asm/proc-fns.h')
-rw-r--r-- | arch/nds32/include/asm/proc-fns.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/nds32/include/asm/proc-fns.h b/arch/nds32/include/asm/proc-fns.h new file mode 100644 index 000000000000..bedc4f59e064 --- /dev/null +++ b/arch/nds32/include/asm/proc-fns.h @@ -0,0 +1,44 @@ +// 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__ */ |