From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/mips/include/uapi/asm/cachectl.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 arch/mips/include/uapi/asm/cachectl.h (limited to 'arch/mips/include/uapi/asm/cachectl.h') diff --git a/arch/mips/include/uapi/asm/cachectl.h b/arch/mips/include/uapi/asm/cachectl.h new file mode 100644 index 000000000..af7639ff4 --- /dev/null +++ b/arch/mips/include/uapi/asm/cachectl.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1994, 1995, 1996 by Ralf Baechle + */ +#ifndef _ASM_CACHECTL +#define _ASM_CACHECTL + +/* + * Options for cacheflush system call + */ +#define ICACHE (1<<0) /* flush instruction cache */ +#define DCACHE (1<<1) /* writeback and flush data cache */ +#define BCACHE (ICACHE|DCACHE) /* flush both caches */ + +/* + * Caching modes for the cachectl(2) call + * + * cachectl(2) is currently not supported and returns ENOSYS. + */ +#define CACHEABLE 0 /* make pages cacheable */ +#define UNCACHEABLE 1 /* make pages uncacheable */ + +#endif /* _ASM_CACHECTL */ -- cgit v1.2.3