35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
/*
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* Copyright (c) 201 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* msr/wrmsr.c
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* Sets a model specific register.
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*/
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#include <sys/syscall.h>
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#include <stdint.h>
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#include <msr.h>
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#if defined(__i386__) || defined(__x86_64__)
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DEFN_SYSCALL2(uint64_t, sys_wrmsr, SYSCALL_WRMSR, uint32_t, uint64_t);
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uint64_t wrmsr(uint32_t msrid, uint64_t value)
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{
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return sys_wrmsr(msrid, value);
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}
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#endif
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