kernel: remove ScreenBPP variable

git-svn-id: svn://kolibrios.org@3537 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2013-05-27 19:09:54 +00:00
parent f427028551
commit 8119f00711
4 changed files with 27 additions and 39 deletions

View File

@ -237,7 +237,6 @@ BTN_DOWN equ (OS_BASE+0x000FB40)
MOUSE_DOWN equ (OS_BASE+0x000FB44)
X_UNDER equ (OS_BASE+0x000FB4A)
Y_UNDER equ (OS_BASE+0x000FB4C)
ScreenBPP equ (OS_BASE+0x000FBF1)
;unused ? only one reference
MOUSE_BUFF_COUNT equ (OS_BASE+0x000FCFF)

View File

@ -389,8 +389,6 @@ high_code:
mov al, [BOOT_VAR+BOOT_DMA] ; DMA access
mov [allow_dma_access], al
movzx eax, byte [BOOT_VAR+BOOT_BPP] ; bpp
mov [ScreenBPP], al
mov [_display.bpp], eax
mov [_display.vrefresh], 60
@ -449,7 +447,7 @@ high_code:
setvesa20:
mov [PUTPIXEL], dword Vesa20_putpixel24 ; Vesa 2.0
mov [GETPIXEL], dword Vesa20_getpixel24
cmp [ScreenBPP], byte 24
cmp byte [_display.bpp], 24
jz v20ga24
v20ga32:
mov [PUTPIXEL], dword Vesa20_putpixel32
@ -4980,7 +4978,7 @@ sys_gs: ; direct screen access
mov [esp+32], eax
ret
.2: ; bits per pixel
movzx eax, byte [ScreenBPP]
mov eax, [_display.bpp]
mov [esp+32], eax
ret
.3: ; bytes per scanline

View File

@ -846,7 +846,7 @@ check_mouse_area_for_getpixel_new:
add eax, ebx
mov ebx, eax
shl eax, 2
cmp [ScreenBPP], byte 32
cmp byte [_display.bpp], 32
je @f
sub eax, ebx
;--------------------------------------
@ -921,7 +921,7 @@ align 4
add ecx, ebx
mov ebx, ecx
shl ecx, 2
cmp [ScreenBPP], byte 24
cmp byte [_display.bpp], 24
je .24
and eax, 0xFFFFFF
mov [ecx + cur_saved_data], eax ;store new color to
@ -991,21 +991,15 @@ init_display:
test word [SCR_MODE], 0x4000
jz .fail
; jmp .fail
mov ebx, restore_32
mov ecx, move_cursor_32
movzx eax, byte [ScreenBPP]
cmp eax, 32
je @F
mov edx, Vesa20_putpixel32_new
mov eax, [_display.bpp]
cmp al, 32
jne .24
mov ebx, restore_24
mov ecx, move_cursor_24
cmp eax, 24
jne .fail
;--------------------------------------
align 4
@@:
.set:
mov [_display.select_cursor], select_cursor
mov [_display.move_cursor], ecx
mov [_display.restore_cursor], ebx
@ -1014,24 +1008,21 @@ align 4
cmp [PUTPIXEL], dword VGA_putpixel
je @f
cmp [ScreenBPP], byte 32
je .32
mov [PUTPIXEL], dword Vesa20_putpixel24_new
jmp @f
;--------------------------------------
align 4
.32:
mov [PUTPIXEL], dword Vesa20_putpixel32_new
;--------------------------------------
align 4
mov [PUTPIXEL], edx
@@:
stdcall load_cursor, clock_arrow, dword LOAD_FROM_MEM
mov [def_cursor_clock], eax
stdcall load_cursor, def_arrow, dword LOAD_FROM_MEM
mov [def_cursor], eax
ret
;--------------------------------------
align 4
.24:
mov ebx, restore_24
mov ecx, move_cursor_24
mov edx, Vesa20_putpixel24_new
cmp al, 24
je .set
.fail:
xor eax, eax
mov [_display.select_cursor], eax

View File

@ -231,7 +231,7 @@ align 4
mov [putimg.winmap_newline], eax
; screen new line increment
mov eax, [BytesPerScanLine]
movzx ebx, byte [ScreenBPP]
mov ebx, [_display.bpp]
shr ebx, 3
imul ecx, ebx
sub eax, ecx
@ -266,7 +266,7 @@ align 4
;--------------------------------------
; get process number
mov ebx, [CURRENT_TASK]
cmp byte [ScreenBPP], 32
cmp byte [_display.bpp], 32
je put_image_end_32
;--------------------------------------
put_image_end_24:
@ -1229,7 +1229,7 @@ align 4
mov [drbar.line_inc_map], eax
; line_inc_scr
mov eax, [drbar.real_sx]
movzx ebx, byte [ScreenBPP]
mov ebx, [_display.bpp]
shr ebx, 3
imul eax, ebx
neg eax
@ -1268,7 +1268,7 @@ align 4
rol eax, 8
mov bh, al ; 0x80 drawing gradient bars
ror eax, 8
cmp byte [ScreenBPP], 24
cmp byte [_display.bpp], 24
jne draw_bar_end_32
;--------------------------------------
align 4
@ -1653,7 +1653,7 @@ dp2:
add ebp, eax
add ebp, eax
add ebp, eax
cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size
cmp byte [_display.bpp], 24 ; 24 or 32 bpp ? - x size
jz @f
add ebp, eax
;--------------------------------------
@ -1733,7 +1733,7 @@ nbgp:
;--------------------------------------
align 4
@@:
cmp [ScreenBPP], byte 25 ; 24 or 32 bpp?
cmp byte [_display.bpp], 25 ; 24 or 32 bpp?
sbb edi, -1 ; +1 for 32 bpp
; I do not use 'inc eax' because this is slightly slower then 'add eax,1'
add ebp, edx
@ -1799,7 +1799,7 @@ vesa20_drawbackground_stretch:
add ebp, eax
add ebp, eax
add ebp, eax
cmp [ScreenBPP], byte 24 ; 24 or 32 bpp ? - x size
cmp byte [_display.bpp], 24 ; 24 or 32 bpp ? - x size
jz @f
add ebp, eax
;--------------------------------------
@ -1918,7 +1918,7 @@ align 4
;--------------------------------------
align 4
snbgp:
cmp [ScreenBPP], byte 25
cmp byte [_display.bpp], 25
sbb edi, -4
add ebp, 1
mov eax, [esp+20]
@ -1944,7 +1944,7 @@ sdp4:
sub edi, eax
sub edi, eax
sub edi, eax
cmp [ScreenBPP], byte 24
cmp byte [_display.bpp], 24
jz @f
sub edi, eax
;--------------------------------------