mirror of
https://github.com/danbulant/Cosmos
synced 2026-06-12 19:21:40 +00:00
38 lines
617 B
NASM
38 lines
617 B
NASM
DebugStub_AsmBreakEIP dd 0
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DebugStub_AsmOrigByte dd 0
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DebugStub_DoAsmBreak:
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DebugStub_DoAsmBreak_Exit:
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Ret
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DebugStub_SetAsmBreak:
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Call DebugStub_ClearAsmBreak
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Call DebugStub_ComReadEAX
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Mov [DebugStub_AsmBreakEIP], EAX
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Mov EDI, EAX
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Mov AL, [EDI + 0]
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Mov [DebugStub_AsmOrigByte], AL
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Mov AL, 0xCC
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Mov [EDI + 0], AL
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DebugStub_SetAsmBreak_Exit:
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Ret
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DebugStub_ClearAsmBreak:
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Mov EDI, [DebugStub_AsmBreakEIP]
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Cmp EDI, 0
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JE DebugStub_ClearAsmBreak_Exit
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Mov AL, [DebugStub_AsmOrigByte]
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Mov [EDI + 0], AL
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Mov dword [DebugStub_AsmBreakEIP], 0
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DebugStub_ClearAsmBreak_Exit:
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Ret
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