1081 lines
27 KiB
PHP
1081 lines
27 KiB
PHP
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struc VBE_VGAInfo {
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.VESASignature dd ? ; char
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.VESAVersion dw ? ; short
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.OemStringPtr dd ? ; char *
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.Capabilities dd ? ; ulong
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.VideoModePtr dd ? ; ulong
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.TotalMemory dw ? ; short
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; VBE 2.0+
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.OemSoftwareRev db ? ; short
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.OemVendorNamePtr dw ? ; char *
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.OemProductNamePtr dw ? ; char *
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.OemProductRevPtr dw ? ; char *
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.reserved rb 222 ; char
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.OemData rb 256 ; char
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}
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struc VBE_ModeInfo {
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.ModeAttributes dw ? ; short
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.WinAAttributes db ? ; char
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.WinBAttributes db ? ; char
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.WinGranularity dw ? ; short
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.WinSize dw ? ; short
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.WinASegment dw ? ; ushort
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.WinBSegment dw ? ; ushort
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.WinFuncPtr dd ? ; void *
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.BytesPerScanLine dw ? ; short
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.XRes dw ? ; short
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.YRes dw ? ; short
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.XCharSize db ? ; char
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.YCharSize db ? ; char
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.NumberOfPlanes db ? ; char
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.BitsPerPixel db ? ; char
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.NumberOfBanks db ? ; char
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.MemoryModel db ? ; char
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.BankSize db ? ; char
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.NumberOfImagePages db ? ; char
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.res1 db ? ; char
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.RedMaskSize db ? ; char
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.RedFieldPosition db ? ; char
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.GreenMaskSize db ? ; char
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.GreenFieldPosition db ? ; char
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.BlueMaskSize db ? ; char
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.BlueFieldPosition db ? ; char
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.RsvedMaskSize db ? ; char
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.RsvedFieldPosition db ? ; char
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.DirectColorModeInfo db ? ; char ; MISSED IN THIS TUTORIAL!! SEE ABOVE
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; VBE 2.0+
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.PhysBasePtr dd ? ; ulong
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.OffScreenMemOffset dd ? ; ulong
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.OffScreenMemSize dw ? ; short
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; VBE 3.0+
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.LinbytesPerScanLine dw ? ; short
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.BankNumberOfImagePages db ? ; char
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.LinNumberOfImagePages db ? ; char
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.LinRedMaskSize db ? ; char
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.LinRedFieldPosition db ? ; char
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.LingreenMaskSize db ? ; char
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.LinGreenFieldPosition db ? ; char
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.LinBlueMaskSize db ? ; char
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.LinBlueFieldPosition db ? ; char
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.LinRsvdMaskSize db ? ; char
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.LinRsvdFieldPosition db ? ; char
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.MaxPixelClock dd ? ; ulong
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.res2 rb 190 ; char
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}
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virtual at $A000
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vi VBE_VGAInfo
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mi VBE_ModeInfo
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modes_table:
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end virtual
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ln_top db 1
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ln_num db 6
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ln_cnt db ?
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db ?
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ln_top2 db ?
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ln_num2 db ?
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ln_cnt2 db ?
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db ?
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vm_row db 2
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vm_col db 2
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print_vesa_info:
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push 0
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pop es
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_setcursor 3,2
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mov [es:vi.VESASignature],'VBE2'
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mov ax,$4F00
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mov di,vi
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int $10
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or ah,ah
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jz @f
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mov [es:vi.VESASignature],'VESA'
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mov ax,$4F00
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mov di,vi
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int $10
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or ah,ah
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jnz .exit
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@@:
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cmp [es:vi.VESASignature],'VESA'
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jne .exit
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cmp [es:vi.VESAVersion],$0100
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jb .exit
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jmp .vesaok2
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.exit:
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;pushad
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push 0
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pop es
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mov si,novesa-0x10000
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call printplain
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ret
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;pushw 'bb'
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;jmp enum_modes.modes_ok
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.vesaok2:
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mov ecx,0x00200000
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mov ax,[es:vi.TotalMemory]
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shr ax,4
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mov bl,10
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div bl
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mov ch,ah
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and ax,0x00FF
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div bl
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shl ecx,8
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mov cx,ax
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add ecx,'000'
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mov ax,[es:vi.VESAVersion]
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add ax,'00'
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push 0x1000
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pop es
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mov [es:s_vesa.ver-0x10000], ah
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mov [es:s_vesa.ver+2-0x10000], al
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mov dword[es:s_vesa.mem-0x10000],ecx
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mov si,s_vesa-0x10000
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call printplain
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if 0 ; mm
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_setcursor 5,2
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mov si,_oem-0x10000
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call printplain
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end if ; mm
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push 0
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pop es
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mov si,word[es:vi.OemStringPtr]
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mov di,si
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push word[es:vi.OemStringPtr+2]
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pop es
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if 0 ; mm
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; mov al,0x0A
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pop es
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mov ax,es
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mov ds,ax
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call printplain
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pop es
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end if ; mm
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push 0x1000
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pop ds
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mov si,s_ven_intel-0x10000
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call substr
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mov al,1
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je .vendor_ok
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mov si,s_ven_s3-0x10000
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call substr
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mov al,2
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je .vendor_ok
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mov al,3
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.vendor_ok:
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push 0 0x1000
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pop ds es
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mov [es:0x9035],al
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ret
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;-----------------------------------------------------------------------------
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calc_vmodes_table:
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push 0 0x1000
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pop ds es
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;movzx eax,byte [es:preboot_graph-0x10000]
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;cmp eax,0
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;jne pre_graph
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;_setcursor 9,2
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;mov si,gr_mode-0x10000
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;call printplain
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.enum_modes:
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pushad
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push 0x0000
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pop es
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;mov si,s_mode1-0x10000
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;call printplain
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mov si,word[es:vi.VideoModePtr]
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push word[es:vi.VideoModePtr+2]
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pop fs
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;pushw 1
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mov bx,modes_table;-0x10000
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.next_mode:
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mov cx,[fs:si] ; mode number
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cmp cx,-1
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je .modes_ok.2
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mov ax,$4F01
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mov di,mi
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int $10
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or ah,ah
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jnz .modes_ok.2;vesa_info.exit
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test [es:mi.ModeAttributes],00000001b
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jz @f
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test [es:mi.ModeAttributes],00010000b
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jz @f
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cmp [es:mi.BitsPerPixel],16
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jne .l0
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cmp [es:mi.GreenMaskSize],5
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jne .l0
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mov [es:mi.BitsPerPixel],15
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.l0:
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cmp [es:mi.XRes],640
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jb @f
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cmp [es:mi.YRes],480
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jb @f
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cmp [es:mi.BitsPerPixel],15
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jb @f
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mov ax,[es:mi.XRes]
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mov [es:bx+0],ax ; +0[2] : resolution X
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mov ax,[es:mi.YRes]
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mov [es:bx+2],ax ; +2[2] : resolution Y
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mov ax,[es:mi.ModeAttributes]
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mov [es:bx+4],ax ; +4[2] : attributes
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cmp [s_vesa.ver-0x10000],'2'
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jb .lp1
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or cx,0x4000 ; use LFB
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.lp1: mov [es:bx+6],cx ; +6[2] : mode number
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mov al,[es:mi.BitsPerPixel]
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mov [es:bx+8],al ; +8[1] : bits per pixel
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add bx,10
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@@:
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add si,2
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jmp .next_mode
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.modes_ok.2:
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mov si,modes_table;-0x10000;m_info
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@@: add si,10
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cmp si,bx
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jae @f
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mov ax,[es:si+0-10]
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cmp ax,[es:si+0]
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ja .xch
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jb @b
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mov ax,[es:si+2-10]
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cmp ax,[es:si+2]
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ja .xch
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jb @b
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mov al,[es:si+8-10]
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cmp al,[es:si+8]
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ja .xch
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jb @b
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pushad
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.del: push dword[es:si+0] dword[es:si+4] word[es:si+8] dword[es:si+0+10] dword[es:si+4+10] word[es:si+8+10]
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pop word[es:si+8] dword[es:si+4] dword[es:si+0] word[es:si+8+10] dword[es:si+4+10] dword[es:si+0+10]
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add si,10
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cmp si,bx
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jb .del
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popad
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mov si,modes_table
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sub bx,10
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jmp @b
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.xch: push dword[es:si+0] dword[es:si+4] word[es:si+8] dword[es:si+0-10] dword[es:si+4-10] word[es:si+8-10]
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pop word[es:si+8] dword[es:si+4] dword[es:si+0] word[es:si+8-10] dword[es:si+4-10] dword[es:si+0-10]
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mov si,modes_table;-0x10000;m_info
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jmp @b
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@@:
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push 0
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pop es
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mov word[es:bx],-1
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mov si,modes_table
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mov di,0x0AC00
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pushw [es:si+2] [es:si+0]
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mov bp,sp
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mov [ds:ln_cnt],0
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mov word[es:si-10],0
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jmp .wr.2
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@@:
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cmp word[es:si-10],-1
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je @f
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mov ax,[es:si+0]
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cmp ax,[ss:bp+0]
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jne .wr
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mov ax,[es:si+2]
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cmp ax,[ss:bp+2]
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jne .wr
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.ww: mov al,[es:si+8]
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mov bx,4
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cmp al,4
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je .l1
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add bx,4
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cmp al,8
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je .l1
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add bx,4
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cmp al,15
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je .l1
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add bx,4
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cmp al,16
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je .l1
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add bx,4
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cmp al,24
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je .l1
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add bx,4
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.l1: mov eax,[es:si+4] ; mode attributes & number
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mov [es:di+bx],eax
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add si,10
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jmp @b
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.wr:
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pushw [ss:bp+0] [ss:bp+2]
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popw [es:di+2] [es:di+0]
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add di,4+6*4
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inc [ds:ln_cnt]
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pushw [es:si+0] [es:si+2]
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popw [ss:bp+2] [ss:bp+0]
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.wr.2:
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mov cx,(4+6*4)/2
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xor ax,ax
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push di
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cld
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rep stosw
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pop di
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jmp .ww
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@@: add sp,4
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popad
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ret
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;-----------------------------------------------------------------------------
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vm_bpp db 4,8,15,16,24,32
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draw_current_vmode:
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push es ds 0 0x1000
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pop es ds
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movzx ax,[es:vm_row]
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mov dx,4+6*4
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mul dx
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mov si,ax
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add si,0x0AC00
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mov di,0x0A000
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movzx eax,word[si+0]
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mov ecx,10
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call int2strnz
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mov byte[ds:di],'x'
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inc di
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movzx eax,word[si+2]
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call int2strnz
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mov byte[ds:di],'x'
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inc di
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movzx bx,[es:vm_col]
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movzx eax,[es:bx+vm_bpp]
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call int2strnz
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mov byte[ds:di],0
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mov si,0x0A000
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call printplain
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pop ds es
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ret
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;-----------------------------------------------------------------------------
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draw_vmodes_table:
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_setcursor 9,2
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mov si,gr_mode-0x10000
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call printplain
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;mov ah,9
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;mov dx,_tl
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;int $21
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mov si,_tl-0x10000
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call printplain
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push 0
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pop es
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movzx ax,[ds:ln_top]
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mov dx,4+6*4
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mul dx
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mov si,ax
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add si,0x0AC00
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mov eax,dword[ds:ln_top]
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mov dword[ds:ln_top2],eax ; top+num+cnt
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movzx cx,[ds:ln_num2]
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@@: push cx
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movzx eax,word[es:si+0]
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mov di,_rs-0x10000+2+14
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mov ecx,10
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mov bl,4
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call int2str
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movzx eax,word[es:si+2]
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inc di
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mov bl,4
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call int2str
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add si,4
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add di,4
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mov cx,6
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.lp0: mov al,' '
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cmp word[es:si],0
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je .lp1
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mov al,0xFB ; check
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.lp1: mov [ds:di],al
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add si,4
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add di,6
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loop .lp0
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push si
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mov si,_rs-0x10000
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call printplain
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pop si
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pop cx
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loop @b
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mov si,_bt-0x10000
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call printplain
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ret
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;-----------------------------------------------------------------------------
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draw_vmodes_table_cursor: ; 9+5
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mov al,[vm_row]
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sub al,[ln_top]
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add al,13
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mov dh,al
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mov al,[vm_col]
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mov dl,6
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mul dl
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add al,28
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mov dl,al
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call setcursor
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mov si,_sel1-0x10000
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mov [si],ch
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call printplain
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add dl,2
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call setcursor
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mov si,_sel2-0x10000
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mov [si],cl
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call printplain
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dec dl
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call setcursor
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ret
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;-----------------------------------------------------------------------------
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macro qwe
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{
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pushad
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pushfd
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push es ds 0 0x1000
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pop ds es
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mov si,badsect-2-0x10000
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call printplain
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pop ds es
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popfd
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popad
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}
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set_vmode:
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push 0 0x1000
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pop ds es
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movzx ax,[ds:vm_row]
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mov dx,4+6*4
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mul dx
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add ax,0x0AC00
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mov si,ax
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mov cx,[es:si+0] ; resolution X
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mov dx,[es:si+2] ; resolution Y
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movzx bx,[ds:vm_col]
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shl bx,2
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mov bx,[es:si+4+bx+2] ; mode number
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; mov bx,0x4118
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; mov cx,1024
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; mov dx,768
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; mov byte[es:0x9000],24
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cmp bx,0x12
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je .gml00
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cmp bx,0x13
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je .sgml1
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movzx bp,[ds:vm_col]
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mov al,[ds:bp+vm_bpp]
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mov [es:0x9000],al
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jmp .gml10
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.sgml1:
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mov [es:0x9000],byte 32
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jmp .gml10
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.gml00:
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mov [es:0x9000],byte 4
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.gml10:
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mov [es:0x9008],bx
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mov [es:0x900A],cx
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mov [es:0x900C],dx
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mov al,[s_vesa.ver-0x10000]
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mov [es:0x9034],al
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; push 0x1000
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; pop es
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mov [s_bpp.bpp-0x10000],'8 '
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cmp bx,0x13
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je .bppl;nov
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mov [s_bpp.bpp-0x10000],'4 '
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cmp bx,0x12
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je .bppl;nov
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; bx - mode : cx - x size : dx - y size
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; FIND VESA 2.0 LFB & BPP
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mov ax,0x4f01
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mov cx,bx
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and cx,0xfff
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push 0x0000
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pop es
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mov di,mi;0xa000
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int 0x10
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; LFB
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mov eax,[es:mi.PhysBasePtr];di+0x28]
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mov [es:0x9018],eax
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; BPP
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; cmp [es:mi.BitsPerPixel],16
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; jne .l0
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; cmp [es:mi.GreenMaskSize],5
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; jne .l0
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; mov [es:mi.BitsPerPixel],15
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; .l0: mov al,[es:mi.BitsPerPixel];di+0x19]
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; mov [es:0x9000],al
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; ---- vbe voodoo
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;BytesPerScanLine equ 0x10
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push ax
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mov ax, [es:mi.BytesPerScanLine];di+BytesPerScanLine]
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mov [es:0x9001],ax
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pop ax
|
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; -----
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.nov:
|
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mov al,[es:0x9000]
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|
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cmp al,15
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jnz .nbpp15
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mov [s_bpp.bpp-0x10000],'15'
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jmp .bppl
|
|
.nbpp15:
|
|
cmp al,16
|
|
jnz .nbpp16
|
|
mov [s_bpp.bpp-0x10000],'16'
|
|
jmp .bppl
|
|
.nbpp16:
|
|
cmp al,24
|
|
jnz .nbpp24
|
|
mov [s_bpp.bpp-0x10000],'24'
|
|
jmp .bppl
|
|
.nbpp24:
|
|
cmp al,32
|
|
jnz .nbpp32
|
|
mov [s_bpp.bpp-0x10000],'32'
|
|
jmp .bppl
|
|
.nbpp32:
|
|
mov [s_bpp.bpp-0x10000],'??'
|
|
mov si,s_bpp-0x10000
|
|
call printplain
|
|
jmp $
|
|
.bppl:
|
|
mov si,s_bpp-0x10000
|
|
call printplain
|
|
|
|
|
|
; FIND VESA 1.2 PM BANK SWITCH ADDRESS
|
|
|
|
cmp [s_vesa.ver-0x10000],'2'
|
|
jb @f
|
|
|
|
mov ax,0x4f0A
|
|
mov bx,0x0
|
|
int 0x10
|
|
xor eax,eax
|
|
xor ebx,ebx
|
|
mov ax,es
|
|
shl eax,4
|
|
mov bx,di
|
|
add eax,ebx
|
|
movzx ebx,word[es:di]
|
|
add eax,ebx
|
|
push 0x0000
|
|
pop es
|
|
mov [es:0x9014],eax
|
|
jmp .lp1
|
|
@@:
|
|
|
|
mov dword[es:0x9018],0x000A0000
|
|
.lp1:
|
|
|
|
ret
|
|
|
|
;=============================================================================
|
|
;=============================================================================
|
|
;=============================================================================
|
|
|
|
; DISPLAY VESA INFORMATION
|
|
vesa_info:
|
|
macro sdfawgsgwaew {
|
|
push 0
|
|
pop es
|
|
|
|
mov [es:vi.VESASignature],'VBE2'
|
|
mov ax,$4F00
|
|
mov di,vi
|
|
int $10
|
|
or ah,ah
|
|
jz @f
|
|
mov [es:vi.VESASignature],'VESA'
|
|
mov ax,$4F00
|
|
mov di,vi
|
|
int $10
|
|
or ah,ah
|
|
jnz .exit
|
|
@@:
|
|
cmp [es:vi.VESASignature],'VESA'
|
|
jne .exit
|
|
cmp [es:vi.VESAVersion],$0100
|
|
jb .exit
|
|
jmp vesaok2
|
|
|
|
.exit:
|
|
pushad
|
|
push 0
|
|
pop es
|
|
mov si,s_mode1-0x10000
|
|
call printplain
|
|
; mov si,word[es:vi.VideoModePtr]
|
|
; push word[es:vi.VideoModePtr+2]
|
|
; pop fs
|
|
pushw 'bb'
|
|
jmp enum_modes.modes_ok
|
|
; push 0x1000
|
|
; pop es
|
|
; mov si,novesa-0x10000
|
|
; call print
|
|
; mov ax,16
|
|
; jmp $;novesafound
|
|
|
|
vesaok2:
|
|
mov ecx,0x00200000
|
|
mov ax,[es:vi.TotalMemory]
|
|
shr ax,4
|
|
mov bl,10
|
|
div bl
|
|
mov ch,ah
|
|
and ax,0x00FF
|
|
div bl
|
|
shl ecx,8
|
|
mov cx,ax
|
|
add ecx,'000'
|
|
|
|
mov ax,[es:vi.VESAVersion]
|
|
add ax,'00'
|
|
|
|
push 0x1000
|
|
pop es
|
|
mov [es:s_vesa.ver-0x10000], ah
|
|
mov [es:s_vesa.ver+2-0x10000], al
|
|
mov dword[es:s_vesa.mem-0x10000],ecx
|
|
mov si,s_vesa-0x10000
|
|
call print
|
|
|
|
;// mike.dld, 2005-08-20 [
|
|
mov si,_oem-0x10000
|
|
call print
|
|
|
|
push 0
|
|
pop es
|
|
mov si,word[es:vi.OemStringPtr]
|
|
mov di,si
|
|
push word[es:vi.OemStringPtr+2]
|
|
pop es
|
|
mov al,0x0A
|
|
push es
|
|
call draw_text
|
|
pop es
|
|
|
|
push 0x1000
|
|
pop ds
|
|
mov si,s_ven_intel-0x10000
|
|
call substr
|
|
mov al,1
|
|
je vendor_ok
|
|
mov si,s_ven_s3-0x10000
|
|
call substr
|
|
mov al,2
|
|
je vendor_ok
|
|
mov al,3
|
|
vendor_ok:
|
|
push 0 0x1000
|
|
pop ds es
|
|
mov [es:0x9035],al
|
|
;// mike.dld, 2005-08-20 ]
|
|
|
|
novesafound:
|
|
;!! call setbase1000
|
|
|
|
; ASK GRAPHICS MODE
|
|
|
|
movzx eax,byte [es:preboot_graph-0x10000]
|
|
cmp eax,0
|
|
jne pre_graph
|
|
mov si,gr_mode-0x10000
|
|
call printplain
|
|
enum_modes:
|
|
pushad
|
|
push 0x0000
|
|
pop es
|
|
mov si,s_mode1-0x10000
|
|
call printplain
|
|
mov si,word[es:vi.VideoModePtr]
|
|
push word[es:vi.VideoModePtr+2]
|
|
pop fs
|
|
pushw 1
|
|
|
|
mov bx,modes_table;-0x10000
|
|
.next_mode:
|
|
mov cx,[fs:si] ; mode number
|
|
cmp cx,-1
|
|
je .modes_ok.2
|
|
|
|
mov ax,$4F01
|
|
mov di,mi
|
|
int $10
|
|
|
|
or ah,ah
|
|
jnz .modes_ok.2;vesa_info.exit
|
|
test [es:mi.ModeAttributes],00000001b
|
|
jz @f
|
|
test [es:mi.ModeAttributes],00010000b
|
|
jz @f
|
|
|
|
cmp [es:mi.BitsPerPixel],16
|
|
jne .l0
|
|
cmp [es:mi.GreenMaskSize],5
|
|
jne .l0
|
|
mov [es:mi.BitsPerPixel],15
|
|
.l0:
|
|
|
|
cmp [es:mi.XRes],640
|
|
jb @f
|
|
cmp [es:mi.YRes],480
|
|
jb @f
|
|
cmp [es:mi.BitsPerPixel],15
|
|
jb @f
|
|
|
|
mov ax,[es:mi.XRes]
|
|
mov [es:bx+0],ax
|
|
mov ax,[es:mi.YRes]
|
|
mov [es:bx+2],ax
|
|
mov ax,[es:mi.ModeAttributes]
|
|
mov [es:bx+4],ax
|
|
cmp [s_vesa.ver-0x10000],'2'
|
|
jb .lp1
|
|
or cx,0x4000 ; use LFB
|
|
.lp1: mov [es:bx+6],cx
|
|
mov al,[es:mi.BitsPerPixel]
|
|
mov [es:bx+8],al
|
|
|
|
add bx,10
|
|
|
|
@@:
|
|
add si,2
|
|
jmp .next_mode
|
|
|
|
.modes_ok.2:
|
|
|
|
mov si,modes_table;-0x10000;m_info
|
|
|
|
@@: add si,10
|
|
cmp si,bx
|
|
jae @f
|
|
mov ax,[es:si+0-10]
|
|
cmp ax,[es:si+0]
|
|
ja .xch
|
|
jb @b
|
|
mov ax,[es:si+2-10]
|
|
cmp ax,[es:si+2]
|
|
ja .xch
|
|
jb @b
|
|
mov al,[es:si+8-10]
|
|
cmp al,[es:si+8]
|
|
ja .xch
|
|
jb @b
|
|
pushad
|
|
.del: push dword[es:si+0] dword[es:si+4] word[es:si+8] dword[es:si+0+10] dword[es:si+4+10] word[es:si+8+10]
|
|
pop word[es:si+8] dword[es:si+4] dword[es:si+0] word[es:si+8+10] dword[es:si+4+10] dword[es:si+0+10]
|
|
add si,10
|
|
cmp si,bx
|
|
jb .del
|
|
popad
|
|
mov si,modes_table
|
|
sub bx,10
|
|
jmp @b
|
|
.xch: push dword[es:si+0] dword[es:si+4] word[es:si+8] dword[es:si+0-10] dword[es:si+4-10] word[es:si+8-10]
|
|
pop word[es:si+8] dword[es:si+4] dword[es:si+0] word[es:si+8-10] dword[es:si+4-10] dword[es:si+0-10]
|
|
mov si,modes_table;-0x10000;m_info
|
|
jmp @b
|
|
|
|
@@: ;mov ah,9
|
|
;mov dx,_tl
|
|
;int $21
|
|
mov si,_tl-0x10000
|
|
push bx
|
|
call printplain
|
|
pop bx
|
|
push 0
|
|
pop es
|
|
mov word[es:bx],-1
|
|
mov si,modes_table;-0x10000;m_info
|
|
pushw [es:si+0] [es:si+2] 'c'
|
|
mov bp,sp
|
|
|
|
@@:
|
|
cmp word[es:si-10],-1
|
|
je @f
|
|
; cmp si,bx
|
|
; jae @f
|
|
mov ax,[es:si+0]
|
|
cmp ax,[ss:bp+4]
|
|
jne .wr
|
|
mov ax,[es:si+2]
|
|
cmp ax,[ss:bp+2]
|
|
jne .wr
|
|
|
|
.ww: push bx
|
|
movzx eax,word[es:si+0]
|
|
mov di,_rs-0x10000+2
|
|
mov ecx,10
|
|
mov bl,4
|
|
call int2str
|
|
movzx eax,word[es:si+2]
|
|
inc di
|
|
mov bl,4
|
|
call int2str
|
|
|
|
mov al,[es:si+8]
|
|
mov di,_rs-0x10000+16
|
|
cmp al,4
|
|
je .l1
|
|
add di,5
|
|
cmp al,8
|
|
je .l1
|
|
add di,5
|
|
cmp al,15
|
|
je .l1
|
|
add di,5
|
|
cmp al,16
|
|
je .l1
|
|
add di,5
|
|
cmp al,24
|
|
je .l1
|
|
add di,5
|
|
.l1: mov al,[ss:bp]
|
|
cmp byte[ds:di],'-'
|
|
jne .lp0
|
|
mov [ds:di],al
|
|
inc byte[ss:bp]
|
|
jmp .lp2
|
|
.lp0:
|
|
.lp2:
|
|
pop bx
|
|
add si,10
|
|
jmp @b;.sk
|
|
|
|
.wr: ;mov ah,9
|
|
;mov dx,_rs
|
|
;int $21
|
|
push bx si
|
|
mov si,_rs-0x10000
|
|
call printplain
|
|
pop si bx
|
|
|
|
mov byte[ds:_rs-0x10000+16+5*0],'-'
|
|
mov byte[ds:_rs-0x10000+16+5*1],'-'
|
|
mov byte[ds:_rs-0x10000+16+5*2],'-'
|
|
mov byte[ds:_rs-0x10000+16+5*3],'-'
|
|
mov byte[ds:_rs-0x10000+16+5*4],'-'
|
|
mov byte[ds:_rs-0x10000+16+5*5],'-'
|
|
|
|
pushw [es:si+0] [es:si+2]
|
|
popw [ss:bp+2] [ss:bp+4]
|
|
|
|
.sk:
|
|
jmp .ww;@b
|
|
|
|
@@: ;add sp,6
|
|
|
|
pop bx
|
|
add sp,6
|
|
sub bl,2
|
|
shl bx,8
|
|
push bx
|
|
; mov ah,9
|
|
; mov dx,_bt
|
|
; int $21
|
|
mov si,_bt-0x10000
|
|
call printplain
|
|
|
|
.modes_ok:
|
|
pop bx
|
|
mov bp,sp
|
|
mov [ss:bp+4*4],bx
|
|
popad
|
|
|
|
gml0:
|
|
mov bl,'a'
|
|
call getkey ; !! getchar
|
|
pre_graph:
|
|
or al,al
|
|
jz gml00
|
|
cmp al,1
|
|
je sgml1
|
|
;shl ax,4
|
|
sub ax,2
|
|
mov si,10
|
|
mul si
|
|
add ax,modes_table;-0x10000
|
|
mov si,ax
|
|
mov bx,[es:si+6]
|
|
mov cx,[es:si+0]
|
|
mov dx,[es:si+2]
|
|
jmp gml10
|
|
sgml1:
|
|
; cmp al,9
|
|
; jnz gml00
|
|
mov bx,0x13
|
|
mov cx,640
|
|
mov dx,480
|
|
push 0x0
|
|
pop es
|
|
mov [es:0x9000],byte 32
|
|
; push 0x1000
|
|
; pop es
|
|
jmp gml10
|
|
gml00:
|
|
; cmp al,0xa
|
|
; jnz gml02
|
|
mov bx,0x12
|
|
mov cx,640
|
|
mov dx,480
|
|
push 0x0
|
|
pop es
|
|
mov [es:0x9000],byte 4;32
|
|
|
|
gml10:
|
|
push 0x0000
|
|
pop es
|
|
mov [es:0x9008],bx
|
|
mov [es:0x900A],cx
|
|
mov [es:0x900C],dx
|
|
mov al,[s_vesa.ver-0x10000]
|
|
mov [es:0x9034],al
|
|
push 0x1000
|
|
pop es
|
|
mov [s_bpp.bpp-0x10000],'8 '
|
|
cmp bx,0x13
|
|
je .bppl;nov
|
|
mov [s_bpp.bpp-0x10000],'4 '
|
|
cmp bx,0x12
|
|
je .bppl;nov
|
|
|
|
; bx - mode : cx - x size : dx - y size
|
|
|
|
; FIND VESA 2.0 LFB & BPP
|
|
|
|
mov ax,0x4f01
|
|
mov cx,bx
|
|
and cx,0xfff
|
|
push 0x0000
|
|
pop es
|
|
mov di,mi;0xa000
|
|
int 0x10
|
|
; LFB
|
|
mov eax,[es:mi.PhysBasePtr];di+0x28]
|
|
mov [es:0x9018],eax
|
|
; BPP
|
|
cmp [es:mi.BitsPerPixel],16
|
|
jne .l0
|
|
cmp [es:mi.GreenMaskSize],5
|
|
jne .l0
|
|
mov [es:mi.BitsPerPixel],15
|
|
.l0: mov al,[es:mi.BitsPerPixel];di+0x19]
|
|
mov [es:0x9000],al
|
|
; ---- vbe voodoo
|
|
;BytesPerScanLine equ 0x10
|
|
push ax
|
|
mov ax, [es:mi.BytesPerScanLine];di+BytesPerScanLine]
|
|
mov [es:0x9001],ax
|
|
pop ax
|
|
; -----
|
|
.nov:
|
|
cmp al,15
|
|
jnz .nbpp15
|
|
mov [s_bpp.bpp-0x10000],'15'
|
|
jmp .bppl
|
|
.nbpp15:
|
|
cmp al,16
|
|
jnz .nbpp16
|
|
mov [s_bpp.bpp-0x10000],'16'
|
|
jmp .bppl
|
|
.nbpp16:
|
|
cmp al,24
|
|
jnz .nbpp24
|
|
mov [s_bpp.bpp-0x10000],'24'
|
|
jmp .bppl
|
|
.nbpp24:
|
|
cmp al,32
|
|
jnz .nbpp32
|
|
mov [s_bpp.bpp-0x10000],'32'
|
|
jmp .bppl
|
|
.nbpp32:
|
|
mov [s_bpp.bpp-0x10000],'??'
|
|
call print
|
|
jmp $
|
|
.bppl:
|
|
mov si,s_bpp-0x10000
|
|
call printplain
|
|
|
|
|
|
; FIND VESA 1.2 PM BANK SWITCH ADDRESS
|
|
|
|
cmp [s_vesa.ver-0x10000],'2'
|
|
jb @f
|
|
|
|
mov ax,0x4f0A
|
|
mov bx,0x0
|
|
int 0x10
|
|
xor eax,eax
|
|
xor ebx,ebx
|
|
mov ax,es
|
|
shl eax,4
|
|
mov bx,di
|
|
add eax,ebx
|
|
movzx ebx,word[es:di]
|
|
add eax,ebx
|
|
push 0x0000
|
|
pop es
|
|
mov [es:0x9014],eax
|
|
jmp .lp1
|
|
@@:
|
|
|
|
mov dword[es:0x9018],0x000A0000
|
|
.lp1:
|
|
push 0x1000
|
|
pop es
|
|
}
|