mirror of
https://github.com/RGBCube/serenity
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71 lines
1.2 KiB
C++
71 lines
1.2 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Leon Albrecht <leon2002.la@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Types.h>
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#include <AK/Platform.h>
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VALIDATE_IS_X86()
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namespace Kernel {
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struct [[gnu::packed]] TSS32 {
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u16 backlink, __blh;
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u32 esp0;
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u16 ss0, __ss0h;
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u32 esp1;
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u16 ss1, __ss1h;
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u32 esp2;
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u16 ss2, __ss2h;
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u32 cr3, eip, eflags;
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u32 eax, ecx, edx, ebx, esp, ebp, esi, edi;
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u16 es, __esh;
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u16 cs, __csh;
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u16 ss, __ssh;
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u16 ds, __dsh;
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u16 fs, __fsh;
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u16 gs, __gsh;
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u16 ldt, __ldth;
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u16 trace, iomapbase;
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};
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struct [[gnu::packed]] TSS64 {
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u32 __1; // Link?
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u32 rsp0l;
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u32 rsp0h;
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u32 rsp1l;
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u32 rsp1h;
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u32 rsp2l;
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u32 rsp2h;
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u64 __2; //probably CR3 and EIP?
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u32 ist1l;
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u32 ist1h;
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u32 ist2l;
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u32 ist2h;
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u32 ist3l;
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u32 ist3h;
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u32 ist4l;
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u32 ist4h;
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u32 ist5l;
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u32 ist5h;
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u32 ist6l;
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u32 ist6h;
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u32 ist7l;
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u32 ist7h;
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u64 __3; // GS and LDTR?
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u16 __4;
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u16 iomapbase;
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};
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#if ARCH(I386)
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using TSS = TSS32;
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#elif ARCH(X86_64)
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using TSS = TSS64;
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#endif
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}
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