diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c b/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c index cdc98e06de..e26701b099 100644 --- a/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c +++ b/src/drivers/intel/fsp2_0/ppi/mp_service_ppi.c @@ -45,6 +45,9 @@ static efi_return_status_t mp_get_processor_info(const efi_uintn_t processor_number, efi_processor_information *processor_info_buffer) { + if (cpu_index() < 0) + return FSP_DEVICE_ERROR; + if (processor_info_buffer == NULL) return FSP_INVALID_PARAMETER; @@ -68,6 +71,9 @@ static efi_return_status_t mp_startup_all_aps(const efi_ap_procedure procedure, efi_boolean_t ignored3, efi_uintn_t timeout_usec, void *argument) { + if (cpu_index() < 0) + return FSP_DEVICE_ERROR; + if (procedure == NULL) return FSP_INVALID_PARAMETER; @@ -85,6 +91,9 @@ static efi_return_status_t mp_startup_this_ap(const efi_ap_procedure procedure, efi_uintn_t processor_number, efi_uintn_t timeout_usec, void *argument) { + if (cpu_index() < 0) + return FSP_DEVICE_ERROR; + if (processor_number > get_cpu_count()) return FSP_NOT_FOUND; |