Files
my-os-project2/kernel/hal/x86_64/uACPI/include/uacpi/sleep.h
2025-08-17 18:37:57 +02:00

68 lines
1.5 KiB
C

#pragma once
#include <uacpi/types.h>
#include <uacpi/status.h>
#include <uacpi/uacpi.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef UACPI_BAREBONES_MODE
/*
* Set the firmware waking vector in FACS.
*
* 'addr32' is the real mode entry-point address
* 'addr64' is the protected mode entry-point address
*/
UACPI_ALWAYS_ERROR_FOR_REDUCED_HARDWARE(
uacpi_status uacpi_set_waking_vector(
uacpi_phys_addr addr32, uacpi_phys_addr addr64
))
typedef enum uacpi_sleep_state {
UACPI_SLEEP_STATE_S0 = 0,
UACPI_SLEEP_STATE_S1,
UACPI_SLEEP_STATE_S2,
UACPI_SLEEP_STATE_S3,
UACPI_SLEEP_STATE_S4,
UACPI_SLEEP_STATE_S5,
UACPI_SLEEP_STATE_MAX = UACPI_SLEEP_STATE_S5,
} uacpi_sleep_state;
/*
* Prepare for a given sleep state.
* Must be caled with interrupts ENABLED.
*/
uacpi_status uacpi_prepare_for_sleep_state(uacpi_sleep_state);
/*
* Enter the given sleep state after preparation.
* Must be called with interrupts DISABLED.
*/
uacpi_status uacpi_enter_sleep_state(uacpi_sleep_state);
/*
* Prepare to leave the given sleep state.
* Must be called with interrupts DISABLED.
*/
uacpi_status uacpi_prepare_for_wake_from_sleep_state(uacpi_sleep_state);
/*
* Wake from the given sleep state.
* Must be called with interrupts ENABLED.
*/
uacpi_status uacpi_wake_from_sleep_state(uacpi_sleep_state);
/*
* Attempt reset via the FADT reset register.
*/
uacpi_status uacpi_reboot(void);
#endif // !UACPI_BAREBONES_MODE
#ifdef __cplusplus
}
#endif