18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Port on Texas Instruments TMS320C6x architecture 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated 68c2ecf20Sopenharmony_ci * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) 78c2ecf20Sopenharmony_ci */ 88c2ecf20Sopenharmony_ci#ifndef _ASM_C6X_CACHEFLUSH_H 98c2ecf20Sopenharmony_ci#define _ASM_C6X_CACHEFLUSH_H 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci#include <linux/spinlock.h> 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#include <asm/setup.h> 148c2ecf20Sopenharmony_ci#include <asm/cache.h> 158c2ecf20Sopenharmony_ci#include <asm/mman.h> 168c2ecf20Sopenharmony_ci#include <asm/page.h> 178c2ecf20Sopenharmony_ci#include <asm/string.h> 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_ci/* 208c2ecf20Sopenharmony_ci * physically-indexed cache management 218c2ecf20Sopenharmony_ci */ 228c2ecf20Sopenharmony_ci#define flush_icache_range(s, e) \ 238c2ecf20Sopenharmony_cido { \ 248c2ecf20Sopenharmony_ci L1D_cache_block_writeback((s), (e)); \ 258c2ecf20Sopenharmony_ci L1P_cache_block_invalidate((s), (e)); \ 268c2ecf20Sopenharmony_ci} while (0) 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci#define flush_icache_page(vma, page) \ 298c2ecf20Sopenharmony_cido { \ 308c2ecf20Sopenharmony_ci if ((vma)->vm_flags & PROT_EXEC) \ 318c2ecf20Sopenharmony_ci L1D_cache_block_writeback_invalidate(page_address(page), \ 328c2ecf20Sopenharmony_ci (unsigned long) page_address(page) + PAGE_SIZE)); \ 338c2ecf20Sopenharmony_ci L1P_cache_block_invalidate(page_address(page), \ 348c2ecf20Sopenharmony_ci (unsigned long) page_address(page) + PAGE_SIZE)); \ 358c2ecf20Sopenharmony_ci} while (0) 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ci#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ 388c2ecf20Sopenharmony_cido { \ 398c2ecf20Sopenharmony_ci memcpy(dst, src, len); \ 408c2ecf20Sopenharmony_ci flush_icache_range((unsigned) (dst), (unsigned) (dst) + (len)); \ 418c2ecf20Sopenharmony_ci} while (0) 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ci#include <asm-generic/cacheflush.h> 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ci#endif /* _ASM_C6X_CACHEFLUSH_H */ 46