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https://github.com/tailix/kernel.git
synced 2024-10-30 12:03:52 -04:00
29 lines
340 B
NASM
29 lines
340 B
NASM
[GLOBAL read_cr0]
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[GLOBAL read_cr4]
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[GLOBAL write_cr0]
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[GLOBAL write_cr3]
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[GLOBAL write_cr4]
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read_cr0:
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mov eax, cr0
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ret
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read_cr4:
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mov eax, cr4
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ret
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write_cr0:
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mov eax, [esp+4]
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mov cr0, eax
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ret
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write_cr3:
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mov eax, [esp+4]
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mov cr3, eax
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ret
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write_cr4:
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mov eax, [esp+4]
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mov cr4, eax
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ret
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