diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/include/arch/cache.h | 41 | ||||
| -rw-r--r-- | src/lib/rmodule.c | 4 |
2 files changed, 45 insertions, 0 deletions
diff --git a/src/arch/x86/include/arch/cache.h b/src/arch/x86/include/arch/cache.h new file mode 100644 index 0000000000..687d3bf9d3 --- /dev/null +++ b/src/arch/x86/include/arch/cache.h @@ -0,0 +1,41 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#ifndef ARCH_CACHE_H +#define ARCH_CACHE_H + +/* + * For the purposes of the currently executing CPU loading code that will be + * run there aren't any cache coherency operations required. This just provides + * symmetry between architectures. + */ +static inline void cache_sync_instructions(void) {} + +#endif /* ARCH_CACHE_H */ diff --git a/src/lib/rmodule.c b/src/lib/rmodule.c index a73e667fef..908297ba04 100644 --- a/src/lib/rmodule.c +++ b/src/lib/rmodule.c @@ -20,6 +20,7 @@ #include <stdint.h> #include <stdlib.h> #include <string.h> +#include <arch/cache.h> #include <console/console.h> #include <rmodule.h> @@ -196,6 +197,9 @@ int rmodule_load(void *base, struct rmodule *module) if (rmodule_relocate(module)) return -1; rmodule_clear_bss(module); + + cache_sync_instructions(); + return 0; } |