diff options
Diffstat (limited to 'roms/u-boot/arch/mips/include/asm/cachectl.h')
| -rw-r--r-- | roms/u-boot/arch/mips/include/asm/cachectl.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/include/asm/cachectl.h b/roms/u-boot/arch/mips/include/asm/cachectl.h new file mode 100644 index 000000000..805da6f6e --- /dev/null +++ b/roms/u-boot/arch/mips/include/asm/cachectl.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * 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 */ |