xref: /aosp_15_r20/external/flashrom/include/hwaccess_x86_msr.h (revision 0d6140be3aa665ecc836e8907834fcd3e3b018fc)
1 /*
2  * This file is part of the flashrom project.
3  *
4  * Copyright (C) 2009 Carl-Daniel Hailfinger
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; version 2 of the License.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #ifndef __HWACCESS_X86_MSR_H__
17 #define __HWACCESS_X86_MSR_H__ 1
18 
19 #include <stdint.h>
20 
21 typedef struct { uint32_t hi, lo; } msr_t;
22 
23 msr_t msr_read(int addr);
24 int msr_write(int addr, msr_t msr);
25 int msr_setup(int cpu);
26 void msr_cleanup(void);
27 
28 #endif /* __HWACCESS_X86_MSR_H__ */