2025-04-14 11:36:10 +03:00

38 lines
1.1 KiB
C

/** @file
C based implementation of IA32 interrupt handling only
requiring a minimal assembly interrupt entry point.
Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _CPU_GDT_H_
#define _CPU_GDT_H_
//
// Local structure definitions
//
#define NULL_SEL OFFSET_OF (GDT, Null)
#define LINEAR_SEL OFFSET_OF (GDT, Linear)
#define LINEAR_CODE_SEL OFFSET_OF (GDT, LinearCode)
#define SYS_DATA_SEL OFFSET_OF (GDT, SysData)
#define SYS_CODE_SEL OFFSET_OF (GDT, SysCode)
#define SYS_CODE16_SEL OFFSET_OF (GDT, SysCode16)
#define LINEAR_DATA64_SEL OFFSET_OF (GDT, LinearData64)
#define LINEAR_CODE64_SEL OFFSET_OF (GDT, LinearCode64)
#define SPARE5_SEL OFFSET_OF (GDT, Spare5)
#if defined (MDE_CPU_IA32)
#define CPU_CODE_SEL SYS_CODE_SEL
#define CPU_DATA_SEL SYS_DATA_SEL
#elif defined (MDE_CPU_X64)
#define CPU_CODE_SEL LINEAR_CODE64_SEL
#define CPU_DATA_SEL LINEAR_DATA64_SEL
#else
#error CPU type not supported for CPU GDT initialization!
#endif
#endif // _CPU_GDT_H_