645 lines
16 KiB
NASM
645 lines
16 KiB
NASM
;-----------------------------------------------------------------------------
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;///// PART OF ATi RADEON 9000 DRIVER ////////////////////////////////////////
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;-----------------------------------------------------------------------------
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; Copyright (c) 2004, mike.dld
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; Using BeOS driver - Copyright (c) 2002, Thomas Kurschel
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;-----------------------------------------------------------------------------
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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; DEALINGS IN THE SOFTWARE.
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;-----------------------------------------------------------------------------
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DRIVER_CODE_START:
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;-----------------------------------------------------------------------------
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include '../const.inc' ; kernel defines
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include 'normal.inc'
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include 'clipping.asm'
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;-----------------------------------------------------------------------------
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struct graph_funcs
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draw_line dd ?
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disable_mouse dd ?
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draw_pointer dd ?
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draw_mouse_under dd ?
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drawbar dd ?
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putpixel dd ?
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getpixel dd ?
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sys_putimage dd ?
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drawbackground dd ?
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calculatescreen dd ?
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setscreen dd ?
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ends
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SF graph_funcs
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call_cnt dd 0
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viewport RECT
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set_bank dd set_bank1
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setbnk dd set_bank0,set_bank1,set_s3_bank,set_bank3
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virtual at esi
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rr RECT
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end virtual
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virtual at 0x00010008
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GF graph_funcs
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end virtual
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;-----------------------------------------------------------------------------
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CLIP_RECTS = 0x00720000 ; 0x00780000
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;label bg_BytesPerScanLine dword at 0x600000-16;0x460000-16
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;label bg_type dword at 0x600000-12;0x460000-12
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;label bg_width dword at 0x600000-8;0x460000-8
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;label bg_height dword at 0x600000-4;0x460000-4
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label bg_BytesPerScanLine dword at 0x460000-16
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label bg_type dword at 0x460000-12
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label bg_width dword at 0x460000-8
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label bg_height dword at 0x460000-4
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BGT_TILE = 1
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BGT_STRETCH = 2
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;-----------------------------------------------------------------------------
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CRTC_INDX equ 3D4h
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func vm_mike_init
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begin
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; jif dword[mdrvm],e,0,.exit
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mov eax,[0x00010004]
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jif eax,e,'ENUE',.exit
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jif [call_cnt],a,0,.exit.2
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add eax, 0x00010000
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mov [systlb],eax
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; SHFLOW 'System funcs table offset: 0x%x',eax
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;--------------------------------------
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mov esi,0x00010008
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mov edi,SF
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mov ecx,sizeof.graph_funcs/4
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cld
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rep movsd
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; push dword[CURRENT_TASK]
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; mov dword[CURRENT_TASK],1
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; call [SF.disable_mouse]
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; pop dword[CURRENT_TASK]
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mov [viewport.left],0
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mov [viewport.top],0
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m2m [viewport.right],[ScreenWidth]
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m2m [viewport.bottom],[ScreenHeight]
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movzx eax,byte[GFX_CARD_VENDOR]
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cmp byte[VESA_VER_MAJOR],'2'
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jb @f
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mov al,0
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@@: mov eax,[setbnk+eax*4]
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mov [set_bank],eax
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mov al,[ScreenBPP]
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cmp al,32
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jne @f
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; SHFLOW 'Driver initialized in 32-bit mode'
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mov [GF.draw_line],vm_mike_draw_line.32
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;; mov [GF.disable_mouse],vm_mike_disable_mouse.32
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;; mov [GF.draw_pointer],vm_mike_draw_pointer.32
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mov [GF.drawbar],vm_mike_draw_rect.32
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mov [GF.putpixel],vm_mike_put_pixel.32
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mov [GF.getpixel],vm_mike_get_pixel.32
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mov [GF.sys_putimage],vm_mike_put_image.32
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mov [GF.drawbackground],vm_mike_draw_bg.32
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jmp .exit.2
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@@: cmp al,24
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jne @f
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; SHFLOW 'Driver initialized in 24-bit mode'
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mov [GF.draw_line],vm_mike_draw_line.24
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; mov [GF.disable_mouse],vm_mike_disable_mouse.24
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; mov [GF.draw_pointer],vm_mike_draw_pointer.24
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mov [GF.drawbar],vm_mike_draw_rect.24
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mov [GF.putpixel],vm_mike_put_pixel.24
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mov [GF.getpixel],vm_mike_get_pixel.24
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mov [GF.sys_putimage],vm_mike_put_image.24
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mov [GF.drawbackground],vm_mike_draw_bg.24
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jmp .exit.2
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@@: cmp al,16
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jne @f
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; SHFLOW 'Driver initialized in 16-bit mode'
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mov [GF.draw_line],vm_mike_draw_line.16
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; mov [GF.disable_mouse],vm_mike_disable_mouse.16
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; mov [GF.draw_pointer],vm_mike_draw_pointer.16
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mov [GF.drawbar],vm_mike_draw_rect.16
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mov [GF.putpixel],vm_mike_put_pixel.16
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mov [GF.getpixel],vm_mike_get_pixel.16
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mov [GF.sys_putimage],vm_mike_put_image.16
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mov [GF.drawbackground],vm_mike_draw_bg.16
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jmp .exit.2
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@@: cmp al,15
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jne @f
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; SHFLOW 'Driver initialized in 15-bit mode'
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mov [GF.draw_line],vm_mike_draw_line.15
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; mov [GF.disable_mouse],vm_mike_disable_mouse.15
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; mov [GF.draw_pointer],vm_mike_draw_pointer.15
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mov [GF.drawbar],vm_mike_draw_rect.15
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mov [GF.putpixel],vm_mike_put_pixel.15
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mov [GF.getpixel],vm_mike_get_pixel.15
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mov [GF.sys_putimage],vm_mike_put_image.15
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mov [GF.drawbackground],vm_mike_draw_bg.15
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jmp .exit.2
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@@: cmp al,8
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jne @f
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; SHFLOW 'Driver initialized in 8-bit mode'
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call setup_palette_8
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mov [GF.draw_line],vm_mike_draw_line.08
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; mov [GF.disable_mouse],vm_mike_disable_mouse.08
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; mov [GF.draw_pointer],vm_mike_draw_pointer.08
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mov [GF.drawbar],vm_mike_draw_rect.08
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mov [GF.putpixel],vm_mike_put_pixel.08
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mov [GF.getpixel],vm_mike_get_pixel.08
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mov [GF.sys_putimage],vm_mike_put_image.08
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mov [GF.drawbackground],vm_mike_draw_bg.08
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jmp .exit.2
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@@: cmp al,4
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jne .exit
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; SHFLOW 'Driver initialized in 4-bit mode'
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mov [GF.draw_line],vm_mike_draw_line.04
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; mov [GF.disable_mouse],vm_mike_disable_mouse.04
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; mov [GF.draw_pointer],vm_mike_draw_pointer.04
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mov [GF.drawbar],vm_mike_draw_rect.04
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mov [GF.putpixel],vm_mike_put_pixel.04
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mov [GF.getpixel],vm_mike_get_pixel.04
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mov [GF.sys_putimage],vm_mike_put_image.04
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mov [GF.drawbackground],vm_mike_draw_bg.04
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;--------------------------------------
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.exit.2:
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mov [GF.calculatescreen],vm_mike_calculatescreen
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mov [GF.setscreen],vm_mike_setscreen
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;! mov [GF.disable_mouse],vm_dummy
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;! mov [GF.draw_pointer],vm_dummy
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inc [call_cnt]
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xor eax,eax
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.exit.3:
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retn
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.exit:
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xor eax,eax
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dec eax
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retn
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endf
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func vm_dummy
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begin
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ret
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endf
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func vm_mike_calculatescreen
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begin
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; call [SF.calculatescreen]
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.direct:
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pushad
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cli
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movzx ecx,word[TASK_COUNT] ; number of processes
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lea edi,[CLIP_RECTS+ecx*4+4]
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push dword[CURRENT_TASK]
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xor eax,eax
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.next_window:
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inc eax
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push ecx ebx eax edi
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mov [CURRENT_TASK],ax
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call calc_clipping_rects
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pop edi eax ebx
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mov [CLIP_RECTS+eax*4],edi
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mov [edi],ecx
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add edi,4
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shl ecx,2
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rep movsd
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pop ecx
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loop .next_window
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pop dword[CURRENT_TASK]
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sti
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popad
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ret
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endf
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func vm_mike_setscreen
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begin
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; call [SF.setscreen]
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call vm_mike_calculatescreen.direct
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ret
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endf
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func vm_mike_uninit
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begin
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; jif dword[mdrvm],e,0,.exit
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jif [call_cnt],nz,,.exit.2,dec
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mov esi,SF
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mov edi,GF
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mov ecx,sizeof.graph_funcs/4
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rep movsd
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.exit.2:
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xor eax,eax
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retn
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.exit:
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xor eax,eax
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dec eax
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retn
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endf
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;-----------------------------------------------------------------------------
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include 'norm_04.inc'
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include 'norm_08.inc'
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include 'norm_15.inc'
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include 'norm_16.inc'
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include 'norm_24.inc'
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include 'norm_32.inc'
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;-----------------------------------------------------------------------------
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func is_intersect_rc
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begin
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jif ecx,l,[tr.left],.exit
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jif edx,l,[tr.top],.exit
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jif ebx,ge,[tr.bottom],.exit
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jif eax,ge,[tr.right],.exit
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clc
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ret
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.exit:
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stc
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ret
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endf
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func is_intersect_hln
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begin
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jif edx,l,[tr.left],.exit
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jif eax,l,[tr.top],.exit
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jif eax,ge,[tr.bottom],.exit
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jif ebx,ge,[tr.right],.exit
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clc
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ret
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.exit:
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stc
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ret
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endf
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func is_intersect_vln
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begin
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jif eax,l,[tr.left],.exit
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jif edx,l,[tr.top],.exit
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jif ebx,ge,[tr.bottom],.exit
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jif eax,ge,[tr.right],.exit
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clc
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ret
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.exit:
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stc
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ret
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endf
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func is_intersect_pt
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begin
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jif eax,l,[tr.left],.exit
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jif ebx,l,[tr.top],.exit
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jif ebx,ge,[tr.bottom],.exit
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jif eax,ge,[tr.right],.exit
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clc
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ret
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.exit:
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stc
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ret
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endf
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func get_cursor_rect
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begin
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push eax
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movsx eax,word[MOUSE_X]
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mov [tr.left],eax
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add eax,31
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mov [tr.right],eax
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movsx eax,word[MOUSE_Y]
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mov [tr.top],eax
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add eax,31
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mov [tr.bottom],eax
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pop eax
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ret
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endf
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;-----------------------------------------------------------------------------
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gamma_4_0 = 0x00
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gamma_4_1 = 0x1F
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gamma_4_2 = 0x2F
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gamma_4_3 = 0x3F
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align 16
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palette_8_64 rb 256*3
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palette_8_256 rb 256*3
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rept 4 red:0
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{
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\rept 4 green:0
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\{
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\\rept 4 blue:0
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\\{
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index = ((red shl 4) or (green shl 2) or blue)*3
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store gamma_4_ #red at palette_8_64+index+0
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store gamma_4_ \#green at palette_8_64+index+1
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store gamma_4_\\#blue at palette_8_64+index+2
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store gamma_4_ #red *4+red at palette_8_256+index+0
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store gamma_4_ \#green*4+green at palette_8_256+index+1
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store gamma_4_\\#blue *4+blue at palette_8_256+index+2
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\\}
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\}
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}
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;rept 64 clr1:0
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;{
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; index = clr1*3+64*3
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; clr2 = clr*4+(clr shr 4)
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; store clr1 at palette_8_64 +index
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; store clr2 at palette_8_256+index
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; index = index + 64*3 + 1
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; store clr1 at palette_8_64 +index
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; store clr2 at palette_8_256+index
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; index = index + 64*3 + 1
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; store clr1 at palette_8_64 +index
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; store clr2 at palette_8_256+index
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;}
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func setup_palette_8
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begin
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mov edx,0x03C8
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xor al,al
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out dx,al
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mov ecx,256*3
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mov edx,0x03C9
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mov esi,palette_8_64
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cld
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rep outsb
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ret
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endf
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;-----------------------------------------------------------------------------
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func set_bank0
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begin
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mov ebp,[esp+4*1]
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ret
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endf
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; i810/i815
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; by Protopopius
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func set_bank1
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begin
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cli
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push eax edx
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mov eax,[esp+4*3]
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mov ebp,eax
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shr eax,16
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sub al,0x0A
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cmp al,[BANK_RW]
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je .exit
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mov [BANK_RW],al
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mov dx,3CEh
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mov ah,al ; Save value for later use
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mov al,10h ; Index GR10 (Address Mapping)
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out dx,al ; Select GR10
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inc dl
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mov al,3 ; Set bits 0 and 1 (Enable linear page mapping)
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out dx,al ; Write value
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dec dl
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mov al,11h ; Index GR11 (Page Selector)
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out dx,al ; Select GR11
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inc dl
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mov al,ah ; Write address
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out dx,al ; Write the value
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.exit:
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and ebp,0x0000FFFF
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add ebp,VGABasePtr
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pop edx eax
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sti
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ret
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endf
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; S3
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; by kmeaw
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func set_bank2
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begin
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cli
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push eax edx ecx
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mov eax,[esp+4*4]
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mov ebp,eax
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shr eax,16
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sub al,0x0A
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cmp al,[BANK_RW]
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je .exit
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mov [BANK_RW],al
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mov cl,al
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mov dx,0x3D4
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mov al,0x38
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out dx,al
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inc dx
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mov al,0x48
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out dx,al
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dec dx
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mov al,0x31
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out dx,al
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inc dx
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in al,dx
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dec dx
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mov ah,al
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mov al,0x31
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out dx,ax
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mov al,ah
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or al,9
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inc dx
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out dx,al
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dec dx
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mov al,0x35
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out dx,al
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inc dx
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in al,dx
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dec dx
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and al,0xF0
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mov ch,cl
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and ch,0x0F
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or ch,al
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mov al,0x35
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out dx,al
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inc dx
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mov al,ch
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out dx,ax
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dec dx
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mov al,0x51
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out dx,al
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inc dx
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in al,dx
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dec dx
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and al,0xF3
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shr cl,2
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and cl,0x0C
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or cl,al
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mov al,0x51
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out dx,al
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inc dx
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mov al,cl
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out dx,al
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dec dx
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mov al,0x38
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out dx,al
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inc dx
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xor al,al
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out dx,al
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.exit:
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and ebp,0x0000FFFF
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add ebp,VGABasePtr
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pop ecx edx eax
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sti
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ret
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endf
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; from http://my.execpc.com/CE/AC/geezer/os/slfb.asm
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func set_s3_bank
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begin
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cli
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push eax edx
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mov eax,[esp+4*3]
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mov ebp,eax
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shr eax,16
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sub al,0x0A
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cmp al,[BANK_RW]
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je .exit
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mov [BANK_RW],al
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mov ah,al
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; grrrr...mode-set locked the S3 registers, so unlock them again
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; xxx - do this after mode-set
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mov dx,CRTC_INDX
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mov al,38h
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out dx,al
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inc edx
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mov al,48h
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out dx,al
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dec edx
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mov al,39h
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|
out dx,al
|
|
inc edx
|
|
mov al,0A5h
|
|
out dx,al
|
|
; now: do the bank-switch
|
|
mov dx,CRTC_INDX
|
|
mov al,35h
|
|
out dx,al
|
|
inc edx
|
|
in al,dx
|
|
and al,0F0h
|
|
or al,ah
|
|
out dx,al
|
|
|
|
.exit:
|
|
and ebp,0x0000FFFF
|
|
add ebp,VGABasePtr
|
|
pop edx eax
|
|
sti
|
|
ret
|
|
endf
|
|
|
|
|
|
func set_bank3
|
|
begin
|
|
cli
|
|
push eax edx
|
|
mov eax,[esp+4*3]
|
|
mov ebp,eax
|
|
shr eax,16
|
|
sub al,0x0A
|
|
cmp al,[BANK_RW]
|
|
je .exit
|
|
mov [BANK_RW],al
|
|
|
|
mov ah,al
|
|
mov dx,0x03D4
|
|
mov al,0x39
|
|
out dx,al
|
|
inc dl
|
|
mov al,0xA5
|
|
out dx,al
|
|
dec dl
|
|
mov al,6Ah
|
|
out dx,al
|
|
inc dl
|
|
mov al,ah
|
|
out dx,al
|
|
dec dl
|
|
mov al,0x39
|
|
out dx,al
|
|
inc dl
|
|
mov al,0x5A
|
|
out dx,al
|
|
dec dl
|
|
|
|
.exit:
|
|
and ebp,0x0000FFFF
|
|
add ebp,VGABasePtr
|
|
pop edx eax
|
|
sti
|
|
ret
|
|
endf
|
|
|
|
;-----------------------------------------------------------------------------
|
|
|
|
DRIVER_CODE_END:
|
|
|
|
diff10 'driver code size',DRIVER_CODE_START,DRIVER_CODE_END
|
|
|
|
;-----------------------------------------------------------------------------
|
|
;///// END ///////////////////////////////////////////////////////////////////
|
|
;----------------------------------------------------------------------------- |