From dc7bf2f47d6f97407e3b50ae0b8ab59fd51079e5 Mon Sep 17 00:00:00 2001 From: Michal Idziorek Date: Thu, 14 May 2015 10:44:00 +0200 Subject: moving unused files folder --- boot2/GDT.asm | 77 ----------------------------------------------------------- 1 file changed, 77 deletions(-) delete mode 100644 boot2/GDT.asm (limited to 'boot2/GDT.asm') diff --git a/boot2/GDT.asm b/boot2/GDT.asm deleted file mode 100644 index 4c14b46..0000000 --- a/boot2/GDT.asm +++ /dev/null @@ -1,77 +0,0 @@ -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;;;;;;; Miguel's FoolOS Helper Functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -; -; Global Descriptor Table -; we have the null descriptor and a code and data block for a start -; -; 0x80 code segment -; 0x10 data segment -; -; this file contains pure data -; -; -; -; -global gdt_descriptor - -gdt_start: - -gdt_null: ;null descriptor (2 x 4 bytes) - dd 0x0 - dd 0x0 - -gdt_code: - ; flags: - ; present: 1 / privilege: 00 / type: 1 - ; code: 1 / conforming: 0 / readable: 1 / accessed: 0 - ; granularity: 1 / 16-bit default: 1 / 64-bit seg: 0 / AVL: 0 - dw 0xffff ;limit - dw 0x0 ;base - db 0x0 ;base - db 10011010b ;flags - db 11001111b ;flags & seg.limit - db 0x0 ;base - -gdt_data: - ; flags: - ; code: 0 / expand down: 0 / writable: 1 / accessed: 0 - dw 0xffff - dw 0x0 - db 0x0 - db 10010010b - db 11001111b - db 0x0 - -gdt16_code: - ; flags: - ; present: 1 / privilege: 00 / type: 1 - ; code: 1 / conforming: 0 / readable: 1 / accessed: 0 - ; granularity: 1 / 16-bit default: 1 / 64-bit seg: 0 / AVL: 0 - dw 0xffff ;limit - dw 0x0 ;base - db 0x0 ;base - db 10011010b ;flags - db 10001111b ;flags & seg.limit - db 0x0 ;base - -gdt16_data: - ; flags: - ; code: 0 / expand down: 0 / writable: 1 / accessed: 0 - dw 0xffff - dw 0x0 - db 0x0 - db 10010010b - db 10001111b - db 0x0 - -gdt_end: - -gdt_descriptor: - dw gdt_end-gdt_start-1 - dd gdt_start - -CODE_SEG equ gdt_code - gdt_start -DATA_SEG equ gdt_data - gdt_start -CODE16_SEG equ gdt16_code - gdt_start -DATA16_SEG equ gdt16_data - gdt_start -- cgit v1.2.3