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[lib][uefi] Implement ResetSystem protocol

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This commit is contained in:
Kelvin Zhang
2025-04-28 17:36:34 -07:00
parent 27696ee6c2
commit fbc354e7e3
1 changed files with 13 additions and 4 deletions
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17
lib/uefi/runtime_service_provider.cpp
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@@ -16,14 +16,16 @@
*/
#include "runtime_service_provider.h"
#include "types.h"
#include <platform.h>
#include <stdio.h>
#include <string.h>
#include "types.h"
namespace {
constexpr auto &&kSecureBoot = L"SecureBoot";
constexpr auto &&kSecureBoot = "SecureBoot";
EFI_STATUS GetVariable(char16_t *VariableName, EfiGuid *VendorGuid,
uint32_t *Attributes, size_t *DataSize, void *Data) {
@@ -37,7 +39,7 @@ EFI_STATUS GetVariable(char16_t *VariableName, EfiGuid *VendorGuid,
i += j;
}
buffer[i] = 0;
if (strcmp(buffer, "SecureBoot") == 0 || strcmp(buffer, "SetupMode") == 0) {
if (strncmp(buffer, kSecureBoot, sizeof(kSecureBoot)) == 0 || strcmp(buffer, "SetupMode") == 0) {
if (DataSize) {
*DataSize = 1;
}
@@ -64,10 +66,17 @@ EFI_STATUS SetVariable(char16_t *VariableName, EfiGuid *VendorGuid,
return UNSUPPORTED;
}
} // namespace
void ResetSystem(EFI_RESET_TYPE ResetType, EFI_STATUS ResetStatus,
size_t DataSize, void *ResetData) {
platform_halt(HALT_ACTION_REBOOT, HALT_REASON_SW_RESET);
}
} // namespace
void setup_runtime_service_table(EfiRuntimeService *service) {
service->GetVariable = GetVariable;
service->SetVariable = SetVariable;
service->SetVirtualAddressMap = SetVirtualAddressMap;
service->ResetSystem = ResetSystem;
}