Wrote file, not really needed, though
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arch/i386/pmode.S
Normal file
21
arch/i386/pmode.S
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@ -0,0 +1,21 @@
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.globl enter_pmode
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.type enter_pmode,%function
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enter_pmode:
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.func enter_pmode
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cli
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mov %cr0, %eax
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or $1, %eax
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mov %eax, %cr0
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ljmp $0x8, $pmode
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.code32
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pmode:
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mov $0x10, %ax
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mov %ax, %ds
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mov %ax, %ss
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mov %ax, %es
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mov %ax, %fs
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mov %ax, %gs
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mov $0x90000, %esp
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lret
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