diff options
Diffstat (limited to 'include/lib/utils.h')
| -rw-r--r-- | include/lib/utils.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/lib/utils.h b/include/lib/utils.h index 3d215c321..f367a1f45 100644 --- a/include/lib/utils.h +++ b/include/lib/utils.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -29,6 +29,18 @@ typedef struct mem_region { */ void clear_mem_regions(mem_region_t *tbl, size_t nregions); +/* + * zero_normalmem all the regions defined in region. It dynamically + * maps chunks of 'chunk_size' in 'va' virtual address and clears them. + * For this reason memory regions must be multiple of chunk_size and + * must be aligned to it as well. chunk_size and va can be selected + * in a way that they minimize the number of entries used in the + * translation tables. + */ +void clear_map_dyn_mem_regions(mem_region_t *region, + size_t nregions, + uintptr_t va, + size_t chunk_size); /* * checks that a region (addr + nbytes-1) of memory is totally covered by |