temp

code/public/ntlite/ddk/power.h

@@ -0,0 +1,36 @@
+// Firmware power provider interface for resident platform drivers.
+
+#pragma once
+
+#include <stdint.h>
+#include <ntlite/status.h>
+
+// A registered provider remains resident through the final hardware transition.
+// Callbacks run in thread context; Enter returns an error if the transition fails.
+typedef struct NTL_FIRMWARE_POWER_PROVIDER {
+    uint32_t Size;
+    void* Context;
+    KSTATUS (*Prepare)(void* context, uint32_t action);
+    KSTATUS (*Enter)(void* context, uint32_t action);
+} NTL_FIRMWARE_POWER_PROVIDER;
+
+#ifdef NTL_KERNEL_BUILD
+#define NTL_DDK_POWER_API __declspec(dllexport)
+#else
+#define NTL_DDK_POWER_API __declspec(dllimport)
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Installs one firmware power provider for the lifetime of the boot.
+NTL_DDK_POWER_API KSTATUS KeRegisterFirmwarePowerProvider(
+    const NTL_FIRMWARE_POWER_PROVIDER* provider);
+
+// Reports a physical button press from a firmware driver's worker context.
+NTL_DDK_POWER_API KSTATUS KeNotifyPowerButton(void);
+
+#ifdef __cplusplus
+}
+#endif