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Fixed MMX detection; now checks for CPUID. [kode54]

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stainless
2001-09-14 05:17:40 +00:00
parent 7687ff97cb
commit ed4d7ea795
1 changed files with 124 additions and 95 deletions
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219
zsnes/src/ui.asm
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@@ -124,8 +124,10 @@ NEWSYM zstart
call WaitForKey call WaitForKey
jmp init jmp init
section .data
.failedalignd db 'Data Alignment Failure : ',0 .failedalignd db 'Data Alignment Failure : ',0
.failedalignc db 'Code Alignment Failure : ',0 .failedalignc db 'Code Alignment Failure : ',0
section .text
ALIGN32 ALIGN32
NEWSYM outofmemory NEWSYM outofmemory
@@ -170,64 +172,70 @@ NEWSYM welcome
db 'check license.txt.',10,13,10,13 db 'check license.txt.',10,13,10,13
db 'Use ZSNES -? for command line definitions',13,10,13,10,0 db 'Use ZSNES -? for command line definitions',13,10,13,10,0
cpuidfname db 'nocpuzid.dat',0 ;cpuidfname db 'nocpuzid.dat',0
cpuidtext db 'NOTE: If ZSNES crashes here, then please re-run. ',0 ;cpuidtext db 'NOTE: If ZSNES crashes here, then please re-run. ',0
cpuidtext2 db 13,' ',13,0 ;cpuidtext2 db 13,' ',13,0
YesMMX db 'MMX support enabled.',13,10,13,10,0 YesMMX db 'MMX support enabled.',13,10,13,10,0
; global variables ; global variables
NEWSYM string, times 512 db 0
NEWSYM fname, times 512 db 0
NEWSYM fnames, times 512 db 0 ; sram filename
NEWSYM fnamest, times 512 db 0 ; state filename
ALIGN32
NEWSYM prevvid, dd 0
NEWSYM selc0040, dd 0
NEWSYM selcA000, dd 0
NEWSYM selcB800, dd 0
NEWSYM filefound, dd 0 ; Parameter String Found
NEWSYM prevdash, dd 0 ; Previous Dash Value
NEWSYM frameskip, dd 0 ; 0 = Auto, 1-10 = Skip 0 .. 9
NEWSYM per2exec, dd 100 ; percentage of opcodes to execute NEWSYM per2exec, dd 100 ; percentage of opcodes to execute
NEWSYM vidbuffer, dd 0 ; video buffer (1024x239 = 244736)
NEWSYM ngwinptr, dd 0
NEWSYM vidbufferm, dd 0 ; video buffer mirror
NEWSYM vidbufferofsa, dd 0 ; offset 1
NEWSYM vidbufferofsb, dd 0 ; offset 2
NEWSYM vidbufferofsc, dd 0 ; offset 2
NEWSYM vidbufferofsmos, dd 0 ; mosaic offset for new graphics engine
NEWSYM headdata, dd 0
NEWSYM romdata, dd 0 ; rom data (4MB = 4194304)
NEWSYM sfxramdata, dd 0 ; SuperFX Ram Data
NEWSYM wramdata, dd 0 ; stack (64K = 32768)
NEWSYM ram7f, dd 0 ; ram @ 7f = 65536
NEWSYM vram, dd 0 ; vram = 65536
NEWSYM sram, dd 0 ; sram = 32768
NEWSYM spritetablea, dd 0 ;
NEWSYM spcBuffera, dd 0 ;
NEWSYM debugbuf, dd 0 ; debug buffer = 38x1000 = 38000
NEWSYM regptr, dd 0 ; pointer to registers
NEWSYM regptw, dd 0 ; pointer to registers
NEWSYM vcache2b, dd 0 ; 2-bit video cache
NEWSYM vcache4b, dd 0 ; 4-bit video cache
NEWSYM vcache8b, dd 0 ; 8-bit video cache
NEWSYM vcache2bs, dd 0 ; 2-bit video secondary cache
NEWSYM vcache4bs, dd 0 ; 4-bit video secondary cache
NEWSYM vcache8bs, dd 0 ; 8-bit video secondary cache
NEWSYM romispal, db 0 ; 0 = NTSC, 1 = PAL
NEWSYM enterpress, db 0 ; if enter is to be issued (0 = yes)
NEWSYM SoundCompD, db 1 ; Disable Sound Compression Buffering (1=y) NEWSYM SoundCompD, db 1 ; Disable Sound Compression Buffering (1=y)
NEWSYM newgfx16b, db 0
NEWSYM BitConv32Ptr, dd 0
NEWSYM previdmode, db 0 ; previous video mode
%ifdef __MSDOS__ %ifdef __MSDOS__
NEWSYM cvidmode, db 4 ; video mode, 0=320x240, 1=256x256 NEWSYM cvidmode, db 4 ; video mode, 0=320x240, 1=256x256
%else %else
NEWSYM cvidmode, db 1 ; video mode, 0=320x240, 1=256x256 NEWSYM cvidmode, db 1 ; video mode, 0=320x240, 1=256x256
%endif %endif
NEWSYM cbitmode, db 0 ; bit mode, 0=8bit, 1=16bit
section .bss
NEWSYM string, resb 512
NEWSYM fname, resb 512
NEWSYM fnames, resb 512 ; sram filename
NEWSYM fnamest, resb 512 ; state filename
NEWSYM prevvid, resd 1
NEWSYM selc0040, resd 1
NEWSYM selcA000, resd 1
NEWSYM selcB800, resd 1
NEWSYM filefound, resd 1 ; Parameter String Found
NEWSYM prevdash, resd 1 ; Previous Dash Value
NEWSYM frameskip, resd 1 ; 0 = Auto, 1-10 = Skip 0 .. 9
NEWSYM vidbuffer, resd 1 ; video buffer (1024x239 = 244736)
NEWSYM ngwinptr, resd 1
NEWSYM vidbufferm, resd 1 ; video buffer mirror
NEWSYM vidbufferofsa, resd 1 ; offset 1
NEWSYM vidbufferofsb, resd 1 ; offset 2
NEWSYM vidbufferofsc, resd 1 ; offset 2
NEWSYM vidbufferofsmos, resd 1 ; mosaic offset for new graphics engine
NEWSYM headdata, resd 1
NEWSYM romdata, resd 1 ; rom data (4MB = 4194304)
NEWSYM sfxramdata, resd 1 ; SuperFX Ram Data
NEWSYM wramdata, resd 1 ; stack (64K = 32768)
NEWSYM ram7f, resd 1 ; ram @ 7f = 65536
NEWSYM vram, resd 1 ; vram = 65536
NEWSYM sram, resd 1 ; sram = 32768
NEWSYM spritetablea, resd 1 ;
NEWSYM spcBuffera, resd 1 ;
NEWSYM debugbuf, resd 1 ; debug buffer = 38x1000 = 38000
NEWSYM regptr, resd 1 ; pointer to registers
NEWSYM regptw, resd 1 ; pointer to registers
NEWSYM vcache2b, resd 1 ; 2-bit video cache
NEWSYM vcache4b, resd 1 ; 4-bit video cache
NEWSYM vcache8b, resd 1 ; 8-bit video cache
NEWSYM vcache2bs, resd 1 ; 2-bit video secondary cache
NEWSYM vcache4bs, resd 1 ; 4-bit video secondary cache
NEWSYM vcache8bs, resd 1 ; 8-bit video secondary cache
NEWSYM romispal, resb 1 ; 0 = NTSC, 1 = PAL
NEWSYM enterpress, resb 1 ; if enter is to be issued (0 = yes)
NEWSYM newgfx16b, resb 1
NEWSYM BitConv32Ptr, resd 1
NEWSYM previdmode, resb 1 ; previous video mode
NEWSYM cbitmode, resb 1 ; bit mode, 0=8bit, 1=16bit
SECTION .data
NEWSYM opexec268, db 171 ; # of opcodes/scanline in 2.68Mhz mode NEWSYM opexec268, db 171 ; # of opcodes/scanline in 2.68Mhz mode
NEWSYM opexec358, db 180 ; # of opcodes/scanline in 3.58Mhz mode (228/180) NEWSYM opexec358, db 180 ; # of opcodes/scanline in 3.58Mhz mode (228/180)
NEWSYM opexec268cph, db 42 ; # of opcodes/hblank in 2.68Mhz mode NEWSYM opexec268cph, db 42 ; # of opcodes/hblank in 2.68Mhz mode
@@ -272,7 +280,7 @@ NEWSYM MusicRelVol, db 75
NEWSYM MusicVol, db 0 NEWSYM MusicVol, db 0
;NEWSYM BetaUser, db 37,38,210,56,78,23,7,7,0 ;NEWSYM BetaUser, db 37,38,210,56,78,23,7,7,0
;SECTION .text SECTION .text
;******************************************************* ;*******************************************************
; Set Noise Data ; Set Noise Data
@@ -525,10 +533,11 @@ SECTION .data
.string2s db 'CMDLINE',0 .string2s db 'CMDLINE',0
.stringnf db 'SET CMDLINE LINE NOT FOUND!',13,0 .stringnf db 'SET CMDLINE LINE NOT FOUND!',13,0
NEWSYM CMDLineStr, times 256 db 0 SECTION .bss
NEWSYM GUIFName, times 256 db 0 NEWSYM CMDLineStr, resb 256
NEWSYM GUICName, times 256 db 0 NEWSYM GUIFName, resb 256
NEWSYM FilenameStart, dd 0 NEWSYM GUICName, resb 256
NEWSYM FilenameStart, resd 1
SECTION .text SECTION .text
@@ -755,9 +764,12 @@ NEWSYM getblaster
%endif %endif
ret ret
SECTION .bss
.blfound resb 1
.cursetting resb 1
SECTION .data SECTION .data
.string2s db 'BLASTER',0 .string2s db 'BLASTER',0
.blfound db 0
.blasterstr db 'ERROR : SET BLASTER environment NOT found!',10,13 .blasterstr db 'ERROR : SET BLASTER environment NOT found!',10,13
.blasterstr2 db 'Unable to enable sound.' .blasterstr2 db 'Unable to enable sound.'
.blasterstr2b db 10,13,10,13 .blasterstr2b db 10,13,10,13
@@ -767,18 +779,17 @@ SECTION .data
.blinfob db 13,10,'IRQ : ',0 .blinfob db 13,10,'IRQ : ',0
.blinfoc db 13,10,'DMA : ',0 .blinfoc db 13,10,'DMA : ',0
.blinfod db 13,10,'HDMA : ',0 .blinfod db 13,10,'HDMA : ',0
.cursetting db 0
NEWSYM PICRotateP, db 20h NEWSYM PICRotateP, db 20h
NEWSYM PICMaskP, db 21h NEWSYM PICMaskP, db 21h
SECTION .text ;SECTION .text
;******************************************************* ;*******************************************************
; Variable section ; Variable section
;******************************************************* ;*******************************************************
SECTION .bss SECTION .bss
ALIGN32 ;ALIGN32
NEWSYM vrama, resb 65536 NEWSYM vrama, resb 65536
NEWSYM mode7tab, resb 65536 NEWSYM mode7tab, resb 65536
@@ -869,20 +880,20 @@ AllocateBlock:
ret ret
SECTION .data SECTION .bss
ALIGN32 ;ALIGN32
vbufaptr dd 0 vbufaptr resd 1
vbufeptr dd 0 vbufeptr resd 1
ngwinptrb dd 0 ngwinptrb resd 1
romaptr dd 0 romaptr resd 1
vbufcptr dd 0 vbufcptr resd 1
NEWSYM vbufdptr, dd 0 NEWSYM vbufdptr, resd 1
vc2bptr dd 0 vc2bptr resd 1
vc4bptr dd 0 vc4bptr resd 1
vc8bptr dd 0 vc8bptr resd 1
cmemallocptr dd 0 cmemallocptr resd 1
memfreearray times 12 dd 0 memfreearray resd 12
SECTION .text SECTION .text
@@ -1134,6 +1145,7 @@ NEWSYM converthex
mov byte[esi],0 mov byte[esi],0
ret ret
section .data
.hexdat db '0123456789ABCDEF' .hexdat db '0123456789ABCDEF'
;******************************************************* ;*******************************************************
@@ -1166,8 +1178,9 @@ ShowIdentStr:
SECTION .data SECTION .data
.idstrdata db USERNAMEC .idstrdata db USERNAMEC
newestfileloc db 0 SECTION .bss
newestfiledate dd 0 newestfileloc resb 1
newestfiledate resd 1
SECTION .text SECTION .text
NEWSYM makeextension NEWSYM makeextension
@@ -1360,8 +1373,10 @@ NEWSYM tparms
mov byte[romloadskip],1 mov byte[romloadskip],1
ret ret
SECTION .bss
.numparam resb 1
SECTION .data SECTION .data
.numparam db 0
.nostr db 'This emulator will not work without a filename!',13,10,0 .nostr db 'This emulator will not work without a filename!',13,10,0
.waitkey db 'Press Any Key to Continue.',0 .waitkey db 'Press Any Key to Continue.',0
.ret db 13,10,0 .ret db 13,10,0
@@ -1554,11 +1569,8 @@ SECTION .data
.enter db 13,10,0 .enter db 13,10,0
NEWSYM InitDrive, db 2 NEWSYM InitDrive, db 2
NEWSYM InitDir, times 512 db 0
NEWSYM SRAMDrive, db 2 NEWSYM SRAMDrive, db 2
NEWSYM SRAMDir, times 512 db 0
NEWSYM LoadDrive, db 2 NEWSYM LoadDrive, db 2
NEWSYM LoadDir, times 512 db 0
%ifdef __LINUX__ %ifdef __LINUX__
NEWSYM gotoroot, db '/',0 NEWSYM gotoroot, db '/',0
@@ -1566,6 +1578,11 @@ NEWSYM gotoroot, db '/',0
NEWSYM gotoroot, db '\',0 NEWSYM gotoroot, db '\',0
%endif %endif
SECTION .bss
NEWSYM InitDir, resb 512
NEWSYM SRAMDir, resb 512
NEWSYM LoadDir, resb 512
SECTION .text SECTION .text
NEWSYM DosExit ; Terminate Program NEWSYM DosExit ; Terminate Program
@@ -1595,32 +1612,44 @@ NEWSYM DosExit ; Terminate Program
NEWSYM MMXCheck NEWSYM MMXCheck
; Check for cpu that doesn't support CPUID ; Check for cpu that doesn't support CPUID
mov edx,cpuidfname ; mov edx,cpuidfname
call Open_File ; call Open_File
jc .skipcheck ; jc .skipcheck
mov bx,ax ; mov bx,ax
call Close_File ; call Close_File
jmp .nommx2 ; jmp .nommx2
.skipcheck ;.skipcheck
; Create file ; Create file
mov edx,cpuidfname ; mov edx,cpuidfname
call Create_File ; call Create_File
mov bx,ax ; mov bx,ax
call Close_File ; call Close_File
mov edx,cpuidtext ; mov edx,cpuidtext
call PrintStr ; call PrintStr
; Real way to check for presence of CPUID instruction -kode54
pushfd
pop eax
mov edx,eax
xor eax,1 << 21
push eax
popfd
pushfd
pop eax
xor eax,edx
jz .nommx
; MMX support ; MMX support
mov byte[FPUCopy],0 mov byte[FPUCopy],0
mov eax,1 mov eax,1
CPUID CPUID
push edx ; push edx
mov edx,cpuidtext2 ; mov edx,cpuidtext2
call PrintStr ; call PrintStr
pop edx ; pop edx
test edx,1 << 23 test edx,1 << 23
jz .nommx jz .nommx
@@ -1628,10 +1657,10 @@ NEWSYM MMXCheck
mov edx,YesMMX mov edx,YesMMX
call PrintStr call PrintStr
.nommx .nommx
; Delete file ; ; Delete file
mov edx,cpuidfname ; mov edx,cpuidfname
call Delete_File ; call Delete_File
.nommx2 ;.nommx2
ret ret
NEWSYM UIAsmEnd NEWSYM UIAsmEnd