a_dinosaur/ZSNES
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Pruning of ~6 years of useless EXTSYMs *whew*. Better code in zstate.c, should fix the 'dash issue'.

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This commit is contained in:
grinvader
2005-04-10 04:32:59 +00:00
parent 71ca16557d
commit 7a706dcd65
71 changed files with 857 additions and 1960 deletions
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132
zsnes/src/dos/vesa2.asm
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@@ -18,18 +18,13 @@
;along with this program; if not, write to the Free Software
;Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
%include "macros.mac"
EXTSYM printnum
EXTSYM DosExit,ZSNESBase,Change_Dir,PrintStr,newengen
EXTSYM HalfTransB,HalfTransC
EXTSYM InitDrive,gotoroot,InitDir,fulladdtab
; EXTSYM printhex
; EXTSYM printhex
EXTSYM UnusedBit,HalfTrans,UnusedBitXor,ngrposng,nggposng,ngbposng
; EXTSYM printhex
EXTSYM Init_2xSaIMMX
EXTSYM DosExit,ZSNESBase,Change_Dir,PrintStr,newengen,HalfTransB,HalfTransC
EXTSYM InitDrive,InitDir,fulladdtab,UnusedBit,HalfTrans,UnusedBitXor
EXTSYM ngrposng,nggposng,ngbposng,Init_2xSaIMMX
SECTION .data
; add 0214h video mode
@@ -197,7 +192,7 @@ NEWSYM InitVesa2
mov edi,RMREGS
mov dword[fs:0],'VBE2' ; Request VBE 2.0 info
mov dword[RMREGS.eax],4f00h
mov word[RMREGS.es],ax ; Real mode segment of DOS
mov word[RMREGS.es],ax ; Real mode segment of DOS
; buffer
mov dword[RMREGS.edi],0
@@ -213,7 +208,7 @@ NEWSYM InitVesa2
jnc .int1ok
mov edx,.noint1message
jmp VESA2EXITTODOS
.int1ok ; Real mode int successful!!!
mov eax,[RMREGS.eax]
@@ -227,7 +222,7 @@ NEWSYM InitVesa2
jz .vesadetected ; Check for presence of vesa
mov edx,.novesamessage
jmp VESA2EXITTODOS
.vesadetected
cmp word[fs:0004],200h
@@ -324,27 +319,6 @@ NEWSYM InitVesa2
test word[fs:0000h],1b
jz near .loopcheckmodes ; If mode is not available
;
; xor eax,eax
; mov ax,[fs:12h]
; call printnum
; mov ah,02h
; mov dl,'x'
; int 21h
; mov ax,[fs:14h]
; call printnum
; mov ah,02h
; mov dl,'x'
; int 21h
; xor ah,ah
; mov al,[fs:19h]
; call printnum
; mov ah,02h
; mov dl,13
; int 21h
; mov dl,10
; int 21h
mov eax,[vesa2_x]
cmp [fs:12h],ax ; Check that the height matches
jnz near .loopcheckmodes
@@ -355,29 +329,13 @@ NEWSYM InitVesa2
cmp [fs:19h],al ; Check bits/pixel for match
jnz near .loopcheckmodes
; mov ax,3
; int 10h
; xor eax,eax
; mov ax,[fs:0h]
; call printnum
; jmp DosExit
mov byte[TripBufAvail],1
test word[fs:0000h],400h
jz .notbuf
mov byte[TripBufAvail],1
.notbuf
; jz .notvesa3
; xor eax,eax
; mov ax,[fs:0000h]
; call printhex
; jmp DosExit
.notvesa3
; mov ah,07h
; int 21h
; D0 = Window supported
; 0 = Window is not supported
; 1 = Window is supported
@@ -407,43 +365,39 @@ NEWSYM InitVesa2
mov ax,[ebp]
mov [vesamode],ax ; Store vesa 2 mode number
; call printhex
; jmp DosExit
mov ax,[fs:10h]
mov byte[vesa2red10],0
mov byte[vesa2_rposng],11
mov byte[vesa2_gposng],6
mov byte[vesa2_bposng],0
mov dword[vesa2_clbitng],1111011111011110b
mov dword[vesa2_clbitng2],11110111110111101111011111011110b
mov dword[vesa2_clbitng2+4],11110111110111101111011111011110b
mov dword[vesa2_clbitng3],0111101111101111b
mov [bytesperscanline],ax ; Store bytes per scan line
cmp byte[fs:20h],10
jne near .nored10
mov byte[fs:20h],11
mov byte[vesa2red10],1
mov byte[vesa2_rposng],10
mov byte[vesa2_gposng],5
mov dword[vesa2_clbitng],0111101111011110b
mov dword[vesa2_clbitng2],01111011110111100111101111011110b
mov dword[vesa2_clbitng2+4],01111011110111100111101111011110b
mov dword[vesa2_clbitng3],0011110111101111b
mov dword[UnusedBit], 10000000000000001000000000000000b
mov dword[HalfTrans], 01111011110111100111101111011110b
mov dword[UnusedBitXor], 01111111111111110111111111111111b
mov dword[UnusedBit+4], 10000000000000001000000000000000b
mov dword[HalfTrans+4], 01111011110111100111101111011110b
mov dword[UnusedBitXor+4],01111111111111110111111111111111b
mov dword[HalfTransB], 00000100001000010000010000100001b
mov dword[HalfTransB+4], 00000100001000010000010000100001b
mov dword[HalfTransC], 01111011110111100111101111011110b
mov dword[HalfTransC+4], 01111011110111100111101111011110b
mov dword[ngrposng],10
mov dword[nggposng],5
mov dword[ngbposng],0
mov ax,[fs:10h]
mov byte[vesa2red10],0
mov byte[vesa2_rposng],11
mov byte[vesa2_gposng],6
mov byte[vesa2_bposng],0
mov dword[vesa2_clbitng],1111011111011110b
mov dword[vesa2_clbitng2],11110111110111101111011111011110b
mov dword[vesa2_clbitng2+4],11110111110111101111011111011110b
mov dword[vesa2_clbitng3],0111101111101111b
mov [bytesperscanline],ax ; Store bytes per scan line
cmp byte[fs:20h],10
jne near .nored10
mov byte[fs:20h],11
mov byte[vesa2red10],1
mov byte[vesa2_rposng],10
mov byte[vesa2_gposng],5
mov dword[vesa2_clbitng],0111101111011110b
mov dword[vesa2_clbitng2],01111011110111100111101111011110b
mov dword[vesa2_clbitng2+4],01111011110111100111101111011110b
mov dword[vesa2_clbitng3],0011110111101111b
mov dword[UnusedBit], 10000000000000001000000000000000b
mov dword[HalfTrans], 01111011110111100111101111011110b
mov dword[UnusedBitXor], 01111111111111110111111111111111b
mov dword[UnusedBit+4], 10000000000000001000000000000000b
mov dword[HalfTrans+4], 01111011110111100111101111011110b
mov dword[UnusedBitXor+4],01111111111111110111111111111111b
mov dword[HalfTransB], 00000100001000010000010000100001b
mov dword[HalfTransB+4], 00000100001000010000010000100001b
mov dword[HalfTransC], 01111011110111100111101111011110b
mov dword[HalfTransC+4], 01111011110111100111101111011110b
mov dword[ngrposng],10
mov dword[nggposng],5
mov dword[ngbposng],0
.nored10
; fix up bit lengths
@@ -654,7 +608,7 @@ NEWSYM InitVesa2
jz .modesetok
mov edx,.unableset
jmp VESA2EXITTODOS ; Failure!!!
.modesetok
;******************************* EXTRA BIT ****************************
@@ -796,7 +750,7 @@ NEWSYM RMREGS
.flags resw 1
.es resw 1
.ds resw 1
.ds resw 1
.fs resw 1
.gs resw 1
.ip resw 1