From ace65b453151845bc361f21f3e5b651c35f9f126 Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Wed, 22 May 2024 13:00:41 -0400 Subject: massive refactor for mp and organization --- include/arch/x86_64/gdt.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 include/arch/x86_64/gdt.h (limited to 'include/arch/x86_64/gdt.h') diff --git a/include/arch/x86_64/gdt.h b/include/arch/x86_64/gdt.h new file mode 100644 index 0000000..c17c9eb --- /dev/null +++ b/include/arch/x86_64/gdt.h @@ -0,0 +1,23 @@ +#ifndef _JOVE_x86_64_GDT_H +#define _JOVE_x86_64_GDT_H 1 + +#include "tables.h" + +enum +{ + GDT_SEGMENT_KERNEL_NULL = 0, + GDT_SEGMENT_KERNEL_CODE, + GDT_SEGMENT_KERNEL_DATA, + + GDT_SEGMENT_USER_NULL, + GDT_SEGMENT_USER_DATA, + GDT_SEGMENT_USER_CODE, + + GDT_SEGMENT_TSS_LOW, + GDT_SEGMENT_TSS_HIGH, + + GDT_SEGMENT_COUNT +}; +typedef segment_descriptor_t gdt_t[GDT_SEGMENT_COUNT]; + +#endif -- cgit v1.2.1