linux_dsm_epyc7002/arch/csky/include/asm/cache.h
Guo Ren 00a9730e10 csky: Cache and TLB routines
This patch adds cache and tlb sync codes for abiv1 & abiv2.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
2018-10-25 23:36:19 +08:00

31 lines
762 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CSKY_CACHE_H
#define __ASM_CSKY_CACHE_H
/* bytes per L1 cache line */
#define L1_CACHE_SHIFT CONFIG_L1_CACHE_SHIFT
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
#ifndef __ASSEMBLY__
void dcache_wb_line(unsigned long start);
void icache_inv_range(unsigned long start, unsigned long end);
void icache_inv_all(void);
void dcache_wb_range(unsigned long start, unsigned long end);
void dcache_wbinv_all(void);
void cache_wbinv_range(unsigned long start, unsigned long end);
void cache_wbinv_all(void);
void dma_wbinv_range(unsigned long start, unsigned long end);
void dma_wb_range(unsigned long start, unsigned long end);
#endif
#endif /* __ASM_CSKY_CACHE_H */