X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Farch%2Fm32r%2Finclude%2Fasm%2Fcachectl.h;fp=kernel%2Farch%2Fm32r%2Finclude%2Fasm%2Fcachectl.h;h=2aab8f6fff41139b013d7ca09004a7ae871969d2;hb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;hp=0000000000000000000000000000000000000000;hpb=98260f3884f4a202f9ca5eabed40b1354c489b29;p=kvmfornfv.git diff --git a/kernel/arch/m32r/include/asm/cachectl.h b/kernel/arch/m32r/include/asm/cachectl.h new file mode 100644 index 000000000..2aab8f6ff --- /dev/null +++ b/kernel/arch/m32r/include/asm/cachectl.h @@ -0,0 +1,26 @@ +/* + * cachectl.h -- defines for M32R cache control system calls + * + * Copyright (C) 2003 by Kazuhiro Inaoka + */ +#ifndef __ASM_M32R_CACHECTL +#define __ASM_M32R_CACHECTL + +/* + * Options for cacheflush system call + * + * cacheflush() is currently fluch_cache_all(). + */ +#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_M32R_CACHECTL */