uacpi.h

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#pragma once
 
#include <uacpi/types.h>
#include <uacpi/status.h>
#include <uacpi/kernel_api.h>
#include <uacpi/namespace.h>
 
#define UACPI_MAJOR 6
#define UACPI_MINOR 0
#define UACPI_PATCH 1
 
#ifdef UACPI_REDUCED_HARDWARE
#define UACPI_MAKE_STUB_FOR_REDUCED_HARDWARE(fn, ret) \
    UACPI_NO_UNUSED_PARAMETER_WARNINGS_BEGIN          \
    static inline fn { return ret; }                \
    UACPI_NO_UNUSED_PARAMETER_WARNINGS_END
 
#define UACPI_STUB_IF_REDUCED_HARDWARE(fn) \
    UACPI_MAKE_STUB_FOR_REDUCED_HARDWARE(fn,)
#define UACPI_ALWAYS_ERROR_FOR_REDUCED_HARDWARE(fn) \
    UACPI_MAKE_STUB_FOR_REDUCED_HARDWARE(fn, UACPI_STATUS_COMPILED_OUT)
#define UACPI_ALWAYS_OK_FOR_REDUCED_HARDWARE(fn) \
    UACPI_MAKE_STUB_FOR_REDUCED_HARDWARE(fn, UACPI_STATUS_OK)
#else
 
#define UACPI_STUB_IF_REDUCED_HARDWARE(fn) fn;
#define UACPI_ALWAYS_ERROR_FOR_REDUCED_HARDWARE(fn) fn;
#define UACPI_ALWAYS_OK_FOR_REDUCED_HARDWARE(fn) fn;
#endif
 
#ifdef __cplusplus
extern "C" {
#endif
 
uacpi_status uacpi_setup_early_table_access(
    void *temporary_buffer, uacpi_size buffer_size
);
 
uacpi_bool uacpi_table_subsystem_available(void);
 
#define UACPI_FLAG_BAD_CSUM_FATAL (1ull << 0)
 
#define UACPI_FLAG_BAD_TBL_SIGNATURE_FATAL (1ull << 1)
 
#define UACPI_FLAG_BAD_XSDT (1ull << 2)
 
#define UACPI_FLAG_NO_ACPI_MODE (1ull << 3)
 
#define UACPI_FLAG_NO_OSI (1ull << 4)
 
#define UACPI_FLAG_PROACTIVE_TBL_CSUM (1ull << 5)
 
uacpi_status uacpi_is_platform_reduced_hardware(uacpi_bool *out_value);
 
#ifndef UACPI_BAREBONES_MODE
 
uacpi_status uacpi_initialize(uacpi_u64 flags);
 
uacpi_status uacpi_namespace_load(void);
 
uacpi_status uacpi_namespace_initialize(void);
 
// Returns the current subsystem initialization level
uacpi_init_level uacpi_get_current_init_level(void);
 
uacpi_status uacpi_eval(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object **ret
);
uacpi_status uacpi_eval_simple(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_object **ret
);
 
uacpi_status uacpi_execute(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args
);
uacpi_status uacpi_execute_simple(
    uacpi_namespace_node *parent, const uacpi_char *path
);
 
uacpi_status uacpi_eval_typed(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object_type_bits ret_mask,
    uacpi_object **ret
);
uacpi_status uacpi_eval_simple_typed(
    uacpi_namespace_node *parent, const uacpi_char *path,
    uacpi_object_type_bits ret_mask, uacpi_object **ret
);
 
uacpi_status uacpi_eval_integer(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_u64 *out_value
);
uacpi_status uacpi_eval_simple_integer(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_u64 *out_value
);
 
uacpi_status uacpi_eval_string_or_buffer(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object **ret
);
uacpi_status uacpi_eval_simple_string_or_buffer(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_object **ret
);
 
uacpi_status uacpi_eval_string(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object **ret
);
uacpi_status uacpi_eval_simple_string(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_object **ret
);
 
uacpi_status uacpi_eval_buffer(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object **ret
);
uacpi_status uacpi_eval_simple_buffer(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_object **ret
);
 
uacpi_status uacpi_eval_package(
    uacpi_namespace_node *parent, const uacpi_char *path,
    const uacpi_object_array *args, uacpi_object **ret
);
uacpi_status uacpi_eval_simple_package(
    uacpi_namespace_node *parent, const uacpi_char *path, uacpi_object **ret
);
 
uacpi_status uacpi_get_aml_bitness(uacpi_u8 *out_bitness);
 
UACPI_ALWAYS_OK_FOR_REDUCED_HARDWARE(
    uacpi_status uacpi_enter_acpi_mode(void)
)
UACPI_ALWAYS_ERROR_FOR_REDUCED_HARDWARE(
    uacpi_status uacpi_leave_acpi_mode(void)
)
 
 
uacpi_status uacpi_acquire_global_lock(uacpi_u16 timeout, uacpi_u32 *out_seq);
uacpi_status uacpi_release_global_lock(uacpi_u32 seq);
 
#endif // !UACPI_BAREBONES_MODE
 
void uacpi_state_reset(void);
 
#ifdef __cplusplus
}
#endif