diff options
Diffstat (limited to 'src/cpu/x86/smm/smm_module_loader.c')
| -rw-r--r-- | src/cpu/x86/smm/smm_module_loader.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cpu/x86/smm/smm_module_loader.c b/src/cpu/x86/smm/smm_module_loader.c index 3d7952ff42..e92fa05e13 100644 --- a/src/cpu/x86/smm/smm_module_loader.c +++ b/src/cpu/x86/smm/smm_module_loader.c @@ -346,6 +346,10 @@ int smm_load_module(void *smram, size_t size, struct smm_loader_params *params) if (rmodule_parse(&_binary_smm_start, &smm_mod)) return -1; + /* Clear SMM region */ + if (IS_ENABLED(CONFIG_DEBUG_SMI)) + memset(smram, 0xcd, size); + total_stack_size = params->per_cpu_stack_size * params->num_concurrent_stacks; |