diff options
Diffstat (limited to 'include/kern/mpu/mpu_manager.h')
| -rw-r--r-- | include/kern/mpu/mpu_manager.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/kern/mpu/mpu_manager.h b/include/kern/mpu/mpu_manager.h index 5e0bc7b..7c47722 100644 --- a/include/kern/mpu/mpu_manager.h +++ b/include/kern/mpu/mpu_manager.h @@ -34,14 +34,14 @@ typedef enum { REGION_SIZE_4Gb = 31, } region_size_t; -#define region_size_mask(region_size) ((1 << (region_size)) - 1) +#define region_size_mask(region_size) ((1 << (region_size + 1)) - 1) typedef enum { /* Neither Privileged nor non-Privileged code cannnot access this region */ ACCESS_PERMS_NO_ACCESS = 0, /* Only privileged users can access this memory. */ - ACCESS_PERMS_ONLY_PERMS = 1, + ACCESS_PERMS_ONLY_PRIV = 1, /* Privileged code can access fully, but non-privilege only has Read-only access.*/ |