Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Port on Texas Instruments TMS320C6x architecture
4 *
5 * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated
6 * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com)
7 */
8#ifndef _ASM_C6X_CACHEFLUSH_H
9#define _ASM_C6X_CACHEFLUSH_H
10
11#include <linux/spinlock.h>
12
13#include <asm/setup.h>
14#include <asm/cache.h>
15#include <asm/mman.h>
16#include <asm/page.h>
17#include <asm/string.h>
18
19/*
20 * physically-indexed cache management
21 */
22#define flush_icache_range(s, e) \
23do { \
24 L1D_cache_block_writeback((s), (e)); \
25 L1P_cache_block_invalidate((s), (e)); \
26} while (0)
27
28#define flush_icache_page(vma, page) \
29do { \
30 if ((vma)->vm_flags & PROT_EXEC) \
31 L1D_cache_block_writeback_invalidate(page_address(page), \
32 (unsigned long) page_address(page) + PAGE_SIZE)); \
33 L1P_cache_block_invalidate(page_address(page), \
34 (unsigned long) page_address(page) + PAGE_SIZE)); \
35} while (0)
36
37#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
38do { \
39 memcpy(dst, src, len); \
40 flush_icache_range((unsigned) (dst), (unsigned) (dst) + (len)); \
41} while (0)
42
43#include <asm-generic/cacheflush.h>
44
45#endif /* _ASM_C6X_CACHEFLUSH_H */