xref: /aosp_15_r20/external/flashrom/include/hwaccess_x86_msr.h (revision 0d6140be3aa665ecc836e8907834fcd3e3b018fc)
1*0d6140beSAndroid Build Coastguard Worker /*
2*0d6140beSAndroid Build Coastguard Worker  * This file is part of the flashrom project.
3*0d6140beSAndroid Build Coastguard Worker  *
4*0d6140beSAndroid Build Coastguard Worker  * Copyright (C) 2009 Carl-Daniel Hailfinger
5*0d6140beSAndroid Build Coastguard Worker  *
6*0d6140beSAndroid Build Coastguard Worker  * This program is free software; you can redistribute it and/or modify
7*0d6140beSAndroid Build Coastguard Worker  * it under the terms of the GNU General Public License as published by
8*0d6140beSAndroid Build Coastguard Worker  * the Free Software Foundation; version 2 of the License.
9*0d6140beSAndroid Build Coastguard Worker  *
10*0d6140beSAndroid Build Coastguard Worker  * This program is distributed in the hope that it will be useful,
11*0d6140beSAndroid Build Coastguard Worker  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12*0d6140beSAndroid Build Coastguard Worker  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13*0d6140beSAndroid Build Coastguard Worker  * GNU General Public License for more details.
14*0d6140beSAndroid Build Coastguard Worker  */
15*0d6140beSAndroid Build Coastguard Worker 
16*0d6140beSAndroid Build Coastguard Worker #ifndef __HWACCESS_X86_MSR_H__
17*0d6140beSAndroid Build Coastguard Worker #define __HWACCESS_X86_MSR_H__ 1
18*0d6140beSAndroid Build Coastguard Worker 
19*0d6140beSAndroid Build Coastguard Worker #include <stdint.h>
20*0d6140beSAndroid Build Coastguard Worker 
21*0d6140beSAndroid Build Coastguard Worker typedef struct { uint32_t hi, lo; } msr_t;
22*0d6140beSAndroid Build Coastguard Worker 
23*0d6140beSAndroid Build Coastguard Worker msr_t msr_read(int addr);
24*0d6140beSAndroid Build Coastguard Worker int msr_write(int addr, msr_t msr);
25*0d6140beSAndroid Build Coastguard Worker int msr_setup(int cpu);
26*0d6140beSAndroid Build Coastguard Worker void msr_cleanup(void);
27*0d6140beSAndroid Build Coastguard Worker 
28*0d6140beSAndroid Build Coastguard Worker #endif /* __HWACCESS_X86_MSR_H__ */