30 lines
412 B
C
30 lines
412 B
C
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#pragma once
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#include <BAN/NoCopyMove.h>
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#include <stddef.h>
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namespace Kernel
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{
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class CriticalScope
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{
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BAN_NON_COPYABLE(CriticalScope);
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BAN_NON_MOVABLE(CriticalScope);
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public:
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CriticalScope()
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{
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asm volatile("pushf; cli; pop %0" : "=r"(m_flags) :: "memory");
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}
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~CriticalScope()
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{
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asm volatile("push %0; popf" :: "rm"(m_flags) : "memory", "cc");
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}
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private:
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size_t m_flags;
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};
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}
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