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

71 lines
2.0 KiB
C

#pragma once
#include <uacpi/internal/context.h>
#include <uacpi/internal/interpreter.h>
#include <uacpi/types.h>
#include <uacpi/status.h>
#include <uacpi/tables.h>
enum uacpi_table_origin {
#ifndef UACPI_BAREBONES_MODE
UACPI_TABLE_ORIGIN_FIRMWARE_VIRTUAL = 0,
#endif
UACPI_TABLE_ORIGIN_FIRMWARE_PHYSICAL = 1,
UACPI_TABLE_ORIGIN_HOST_VIRTUAL,
UACPI_TABLE_ORIGIN_HOST_PHYSICAL,
};
struct uacpi_installed_table {
uacpi_phys_addr phys_addr;
struct acpi_sdt_hdr hdr;
void *ptr;
uacpi_u16 reference_count;
#define UACPI_TABLE_LOADED (1 << 0)
#define UACPI_TABLE_CSUM_VERIFIED (1 << 1)
#define UACPI_TABLE_INVALID (1 << 2)
uacpi_u8 flags;
uacpi_u8 origin;
};
uacpi_status uacpi_initialize_tables(void);
void uacpi_deinitialize_tables(void);
uacpi_bool uacpi_signatures_match(const void *const lhs, const void *const rhs);
uacpi_status uacpi_check_table_signature(void *table, const uacpi_char *expect);
uacpi_status uacpi_verify_table_checksum(void *table, uacpi_size size);
uacpi_status uacpi_table_install_physical_with_origin(
uacpi_phys_addr phys, enum uacpi_table_origin origin, uacpi_table *out_table
);
uacpi_status uacpi_table_install_with_origin(
void *virt, enum uacpi_table_origin origin, uacpi_table *out_table
);
#ifndef UACPI_BAREBONES_MODE
void uacpi_table_mark_as_loaded(uacpi_size idx);
uacpi_status uacpi_table_load_with_cause(
uacpi_size idx, enum uacpi_table_load_cause cause
);
#endif // !UACPI_BAREBONES_MODE
typedef uacpi_iteration_decision (*uacpi_table_iteration_callback)
(void *user, struct uacpi_installed_table *tbl, uacpi_size idx);
uacpi_status uacpi_for_each_table(
uacpi_size base_idx, uacpi_table_iteration_callback, void *user
);
typedef uacpi_bool (*uacpi_table_match_callback)
(struct uacpi_installed_table *tbl);
uacpi_status uacpi_table_match(
uacpi_size base_idx, uacpi_table_match_callback, uacpi_table *out_table
);
#define UACPI_PRI_TBL_HDR "'%.4s' (OEM ID '%.6s' OEM Table ID '%.8s')"
#define UACPI_FMT_TBL_HDR(hdr) (hdr)->signature, (hdr)->oemid, (hdr)->oem_table_id