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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011, 2012, 2013.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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x86-family/gdt.h
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Initializes and handles the GDT and TSS.
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*******************************************************************************/
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#ifndef SORTIX_X86_FAMILY_GDT_H
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#define SORTIX_X86_FAMILY_GDT_H
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#include <stdint.h>
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namespace Sortix {
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namespace GDT {
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void Init();
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void WriteTSS(int32_t num, uint16_t ss0, uintptr_t stack0);
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void SetKernelStack(uintptr_t stacklower, size_t stacksize, uintptr_t stackhigher);
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#if defined(__i386__)
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uint32_t GetFSBase();
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uint32_t GetGSBase();
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void SetFSBase(uint32_t fsbase);
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void SetGSBase(uint32_t gsbase);
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#endif
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} // namespace GDT
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} // namespace Sortix
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#endif
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