FreeNOS
Cache.h
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1/*
2 * Copyright (C) 2015 Niek Linnenbank
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef __LIBARCH_CACHE_H
19#define __LIBARCH_CACHE_H
20
21#include <Types.h>
22#include <Macros.h>
23
35class Cache
36{
37 public:
38
49
59
60 public:
61
68 virtual Result invalidate(Type type) = 0;
69
80
89
97 virtual Result cleanAddress(Type type, Address addr) = 0;
98
108
115 virtual Result cleanData(Address addr);
116
123 virtual Result cleanData(void *ptr);
124};
125
131#endif /* __LIBARCH_CACHE_H */
u8 type
Definition IntelACPI.h:0
Cache management interface.
Definition Cache.h:36
virtual Result cleanData(Address addr)
Clean one data page.
Definition Cache.cpp:20
virtual Result cleanInvalidate(Type type)=0
Clean and invalidate entire cache.
virtual Result cleanInvalidateAddress(Type type, Address addr)=0
Clean and invalidate one memory page.
virtual Result invalidateAddress(Type type, Address addr)=0
Invalidate one memory page.
Result
Result codes.
Definition Cache.h:43
@ IOError
Definition Cache.h:46
@ InvalidArgument
Definition Cache.h:45
@ NotSupported
Definition Cache.h:47
@ Success
Definition Cache.h:44
virtual Result invalidate(Type type)=0
Invalidate the entire cache.
Type
Cache types.
Definition Cache.h:54
@ Unified
Definition Cache.h:57
@ Data
Definition Cache.h:56
@ Instruction
Definition Cache.h:55
virtual Result cleanAddress(Type type, Address addr)=0
Clean one memory page.
unsigned long Address
A memory address.
Definition Types.h:131