| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2002 |
| 3 | * Daniel Engström, Omicron Ceti AB, daniel@omicron.se |
| 4 | * |
| 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 6 | */ |
| 7 | |
| 8 | #ifndef __ASM_PROCESSOR_H_ |
| 9 | #define __ASM_PROCESSOR_H_ 1 |
| 10 | |
| 11 | #define X86_GDT_ENTRY_SIZE 8 |
| 12 | |
| 13 | #ifndef __ASSEMBLY__ |
| 14 | |
| 15 | enum { |
| 16 | X86_GDT_ENTRY_NULL = 0, |
| 17 | X86_GDT_ENTRY_UNUSED, |
| 18 | X86_GDT_ENTRY_32BIT_CS, |
| 19 | X86_GDT_ENTRY_32BIT_DS, |
| 20 | X86_GDT_ENTRY_32BIT_FS, |
| 21 | X86_GDT_ENTRY_16BIT_CS, |
| 22 | X86_GDT_ENTRY_16BIT_DS, |
| 23 | X86_GDT_NUM_ENTRIES |
| 24 | }; |
| 25 | #else |
| 26 | /* NOTE: If the above enum is modified, this define must be checked */ |
| 27 | #define X86_GDT_ENTRY_32BIT_DS 3 |
| 28 | #define X86_GDT_NUM_ENTRIES 7 |
| 29 | #endif |
| 30 | |
| 31 | #define X86_GDT_SIZE (X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE) |
| 32 | |
| 33 | #endif |