| 
                Last change
                  on this file since 35 was
                  35,
                  checked in by max@…, 8 years ago
           | 
        
        
          | 
               
Update: 
 
- Introduce a basic VM manager in hal_gpt.c, to create the initial page
tree for cluster0.
 - Locate the ACPI RSDP table, which involves entering the PA into
cluster0's VA space.
 
 
The definitions are still a bit messy, but they will be reorganized later. 
 
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        | 
            File size:
            969 bytes
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  | Line |   | 
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| 1 | /* | 
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| 2 |  * hal_cpu.S - Miscellaneous CPU functions | 
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| 3 |  *  | 
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| 4 |  * Copyright (c) 2017 Maxime Villard | 
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| 5 |  *  | 
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| 6 |  * This file is part of ALMOS-MKH. | 
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| 7 |  * | 
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| 8 |  * ALMOS-MKH is free software; you can redistribute it and/or modify it | 
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| 9 |  * under the terms of the GNU General Public License as published by | 
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| 10 |  * the Free Software Foundation; version 2.0 of the License. | 
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| 11 |  * | 
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| 12 |  * ALMOS-MKH is distributed in the hope that it will be useful, but | 
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| 13 |  * WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 14 |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
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| 15 |  * General Public License for more details. | 
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| 16 |  * | 
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| 17 |  * You should have received a copy of the GNU General Public License | 
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| 18 |  * along with ALMOS-MKH.; if not, write to the Free Software Foundation, | 
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| 19 |  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | 
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| 20 |  */ | 
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| 21 |  | 
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| 22 | #define x86_ASM | 
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| 23 | #include <hal_boot.h> | 
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| 24 |  | 
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| 25 | ASM_ENTRY(lgdt) | 
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| 26 |         lgdt    (%rdi) | 
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| 27 |         ret | 
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| 28 |  | 
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| 29 | ASM_ENTRY(lidt) | 
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| 30 |         lidt    (%rdi) | 
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| 31 |         ret | 
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| 32 |  | 
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| 33 | ASM_ENTRY(ltr) | 
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| 34 |         ltr     %di | 
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| 35 |         ret | 
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| 36 |  | 
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| 37 | ASM_ENTRY(invlpg) | 
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| 38 |         invlpg  (%rdi) | 
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| 39 |         ret | 
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| 40 |  | 
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