diff options
Diffstat (limited to 'include/new_nvmem.h')
| -rw-r--r-- | include/new_nvmem.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/include/new_nvmem.h b/include/new_nvmem.h index 37399702f8..9aa551c761 100644 --- a/include/new_nvmem.h +++ b/include/new_nvmem.h @@ -134,7 +134,24 @@ struct access_tracker { enum ec_error_list new_nvmem_init(void); enum ec_error_list new_nvmem_migrate(unsigned int nvmem_act_partition); enum ec_error_list new_nvmem_save(void); -int nvmem_erase_tpm_data(void); + +/* + * nvmem_erase_tpm_data_selective + * + * Delete from NVMEM TPM NVMEM objects listed in the zero terminated array of + * indices. If the pointer to the array is NULL - delete all TPM objects. + * + * Once deletion is completed, fill up the current top page with erased + * objects, then compact the flash storage. This will ensure that the NVMEM + * does not contain erased instances of deleted objects. + */ +int nvmem_erase_tpm_data_selective(const uint32_t *objs_to_erase); + +/* Erase all TMP NVMEM objects. */ +static inline int nvmem_erase_tpm_data(void) +{ + return nvmem_erase_tpm_data_selective(NULL); +} #if defined(TEST_BUILD) && !defined(TEST_FUZZ) #define NVMEM_TEST_BUILD |