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

126 lines
4.1 KiB
C

#pragma once
#include <uacpi/types.h>
#include <uacpi/status.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef UACPI_BAREBONES_MODE
typedef enum uacpi_vendor_interface {
UACPI_VENDOR_INTERFACE_NONE = 0,
UACPI_VENDOR_INTERFACE_WINDOWS_2000,
UACPI_VENDOR_INTERFACE_WINDOWS_XP,
UACPI_VENDOR_INTERFACE_WINDOWS_XP_SP1,
UACPI_VENDOR_INTERFACE_WINDOWS_SERVER_2003,
UACPI_VENDOR_INTERFACE_WINDOWS_XP_SP2,
UACPI_VENDOR_INTERFACE_WINDOWS_SERVER_2003_SP1,
UACPI_VENDOR_INTERFACE_WINDOWS_VISTA,
UACPI_VENDOR_INTERFACE_WINDOWS_SERVER_2008,
UACPI_VENDOR_INTERFACE_WINDOWS_VISTA_SP1,
UACPI_VENDOR_INTERFACE_WINDOWS_VISTA_SP2,
UACPI_VENDOR_INTERFACE_WINDOWS_7,
UACPI_VENDOR_INTERFACE_WINDOWS_8,
UACPI_VENDOR_INTERFACE_WINDOWS_8_1,
UACPI_VENDOR_INTERFACE_WINDOWS_10,
UACPI_VENDOR_INTERFACE_WINDOWS_10_RS1,
UACPI_VENDOR_INTERFACE_WINDOWS_10_RS2,
UACPI_VENDOR_INTERFACE_WINDOWS_10_RS3,
UACPI_VENDOR_INTERFACE_WINDOWS_10_RS4,
UACPI_VENDOR_INTERFACE_WINDOWS_10_RS5,
UACPI_VENDOR_INTERFACE_WINDOWS_10_19H1,
UACPI_VENDOR_INTERFACE_WINDOWS_10_20H1,
UACPI_VENDOR_INTERFACE_WINDOWS_11,
UACPI_VENDOR_INTERFACE_WINDOWS_11_22H2,
} uacpi_vendor_interface;
/*
* Returns the "latest" AML-queried _OSI vendor interface.
*
* E.g. for the following AML code:
* _OSI("Windows 2021")
* _OSI("Windows 2000")
*
* This function will return UACPI_VENDOR_INTERFACE_WINDOWS_11, since this is
* the latest version of the interface the code queried, even though the
* "Windows 2000" query came after "Windows 2021".
*/
uacpi_vendor_interface uacpi_latest_queried_vendor_interface(void);
typedef enum uacpi_interface_kind {
UACPI_INTERFACE_KIND_VENDOR = (1 << 0),
UACPI_INTERFACE_KIND_FEATURE = (1 << 1),
UACPI_INTERFACE_KIND_ALL = UACPI_INTERFACE_KIND_VENDOR |
UACPI_INTERFACE_KIND_FEATURE,
} uacpi_interface_kind;
/*
* Install or uninstall an interface.
*
* The interface kind is used for matching during interface enumeration in
* uacpi_bulk_configure_interfaces().
*
* After installing an interface, all _OSI queries report it as supported.
*/
uacpi_status uacpi_install_interface(
const uacpi_char *name, uacpi_interface_kind
);
uacpi_status uacpi_uninstall_interface(const uacpi_char *name);
typedef enum uacpi_host_interface {
UACPI_HOST_INTERFACE_MODULE_DEVICE = 1,
UACPI_HOST_INTERFACE_PROCESSOR_DEVICE,
UACPI_HOST_INTERFACE_3_0_THERMAL_MODEL,
UACPI_HOST_INTERFACE_3_0_SCP_EXTENSIONS,
UACPI_HOST_INTERFACE_PROCESSOR_AGGREGATOR_DEVICE,
} uacpi_host_interface;
/*
* Same as install/uninstall interface, but comes with an enum of known
* interfaces defined by the ACPI specification. These are disabled by default
* as they depend on the host kernel support.
*/
uacpi_status uacpi_enable_host_interface(uacpi_host_interface);
uacpi_status uacpi_disable_host_interface(uacpi_host_interface);
typedef uacpi_bool (*uacpi_interface_handler)
(const uacpi_char *name, uacpi_bool supported);
/*
* Set a custom interface query (_OSI) handler.
*
* This callback will be invoked for each _OSI query with the value
* passed in the _OSI, as well as whether the interface was detected as
* supported. The callback is able to override the return value dynamically
* or leave it untouched if desired (e.g. if it simply wants to log something or
* do internal bookkeeping of some kind).
*/
uacpi_status uacpi_set_interface_query_handler(uacpi_interface_handler);
typedef enum uacpi_interface_action {
UACPI_INTERFACE_ACTION_DISABLE = 0,
UACPI_INTERFACE_ACTION_ENABLE,
} uacpi_interface_action;
/*
* Bulk interface configuration, used to disable or enable all interfaces that
* match 'kind'.
*
* This is generally only needed to work around buggy hardware, for example if
* requested from the kernel command line.
*
* By default, all vendor strings (like "Windows 2000") are enabled, and all
* host features (like "3.0 Thermal Model") are disabled.
*/
uacpi_status uacpi_bulk_configure_interfaces(
uacpi_interface_action action, uacpi_interface_kind kind
);
#endif // !UACPI_BAREBONES_MODE
#ifdef __cplusplus
}
#endif