44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/**
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* PROJECT: ExectOS
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* COPYRIGHT: See COPYING.md in the top level directory
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* FILE: xtoskrnl/includes/i686/globals.h
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* DESCRIPTION: XT kernel global variables related to i686 architecture
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* DEVELOPERS: Rafal Kupiec <belliash@codingworkshop.eu.org>
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*/
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#ifndef __XTOSKRNL_I686_GLOBALS_H
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#define __XTOSKRNL_I686_GLOBALS_H
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#include <xtos.h>
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/* Initial GDT */
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EXTERN KGDTENTRY ArInitialGdt[GDT_ENTRIES];
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/* Initial IDT */
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EXTERN KIDTENTRY ArInitialIdt[IDT_ENTRIES];
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/* Initial Processor Block */
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EXTERN KPROCESSOR_BLOCK ArInitialProcessorBlock;
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/* Initial TSS */
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EXTERN KTSS ArInitialTss;
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/* Double Fault and NMI task gates */
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EXTERN UCHAR ArpDoubleFaultTss[KTSS_IO_MAPS];
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EXTERN UCHAR ArpNonMaskableInterruptTss[KTSS_IO_MAPS];
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/* Kernel own boot stack */
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EXTERN UCHAR ArKernelBootStack[KERNEL_STACK_SIZE];
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/* Kernel own fault stack */
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EXTERN UCHAR ArKernelFaultStack[KERNEL_STACK_SIZE];
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/* Page mapping routines for systems using 2-level paging (PML2) */
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EXTERN CMMPAGEMAP_ROUTINES MmpPml2Routines;
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/* Page mapping routines for systems using 3-level paging (PML3) */
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EXTERN CMMPAGEMAP_ROUTINES MmpPml3Routines;
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#endif /* __XTOSKRNL_I686_GLOBALS_H */
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