windows-nt/Source/XPSP1/NT/base/busdrv/acpi/acpitab/acpitab.h

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2020-09-26 03:20:57 -05:00
/*** acpitab.h - ACPI Table IOCTL DLVxD Public Definitions
*
* Author: Michael Tsang
* Created 10/08/97
*
* MODIFICATION HISTORY
*/
#ifndef _ACPITAB_H
#define _ACPITAB_H
/*** Constants
*/
#define ACPITAB_VXD_NAME "\\\\.\\ACPITAB.VXD"
#define SIG_RSDP 'PDSR'
#define SIG_LOW_RSDP ' DSR'
#define SIG_BOOT 'TOOB'
//W32 Device IO Control Code
#define ACPITAB_DIOC_GETVERSION 1
#define ACPITAB_DIOC_GETTABINFO 2
#define ACPITAB_DIOC_GETTABLE 3
//Miscellaneous Constants
#define ACPITAB_MAJOR_VER 0x01
#define ACPITAB_MINOR_VER 0x01
#define ACPITAB_DEVICE_ID UNDEFINED_DEVICE_ID
#define ACPITAB_INIT_ORDER UNDEFINED_INIT_ORDER
//Type definitions
/*XLATOFF*/
typedef struct _tabinfo
{
DWORD dwTabSig;
DWORD dwPhyAddr;
union
{
DESCRIPTION_HEADER dh;
RSDP rsdp;
FACS facs;
};
} TABINFO, *PTABINFO;
/*XLATON*/
#endif //ifndef _ACPITAB_H