frodo-wii/Src/ROlib.s
2008-12-31 16:16:24 +00:00

1153 lines
15 KiB
ArmAsm

;*
;* ROlib.h
;*
;* Assembler interface to RISC OS
;* (C) 1997 Andreas Dehmel
;*
a1 rn 0
a2 rn 1
a3 rn 2
a4 rn 3
v1 rn 4
v2 rn 5
v3 rn 6
v4 rn 7
v5 rn 8
v6 rn 9
sl rn 10
fp rn 11
ip rn 12
sp rn 13
lr rn 14
pc rn 15
idfn (C) 1997 by Andreas Dehmel
; ************ WIMP STUFF ****************
AREA CODE, READONLY
align 4
export |Wimp_Initialise|
= "Wimp_Initialise"
align 4
|Wimp_Initialise|:
swi 0x600c0 ;XWimp_Initialise
movvs a1,#0 ;return 0 if error
movvc a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CloseDown|
= "Wimp_CloseDown"
align 4
|Wimp_CloseDown|
swi 0x600dd ;XWimp_CloseDown
movvc a1,#0 ;return pointer to error block
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CreateWindow|
= "Wimp_CreateWindow"
align 4
|Wimp_CreateWindow|:
mov a2,a1
swi 0x600c1
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CreateIcon|
= "Wimp_CreateIcon"
align 4
|Wimp_CreateIcon|:
swi 0x600c2
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_DeleteWindow|
= "Wimp_DeleteWindow"
align 4
|Wimp_DeleteWindow|:
mov a2,a1
swi 0x600c3
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_DeleteIcon|
= "Wimp_DeleteIcon"
align 4
|Wimp_DeleteIcon|:
mov a2,a1
swi 0x600c4
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_OpenWindow|
= "Wimp_OpenWindow"
align 4
|Wimp_OpenWindow|:
mov a2,a1
swi 0x600c5
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CloseWindow|
= "Wimp_CloseWindow"
align 4
|Wimp_CloseWindow|:
mov a2,a1
swi 0x600c6
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_Poll|
= "Wimp_Poll"
align 4
|Wimp_Poll|:
mov a4,a3
swi 0x600c7
mvnvs a1,#0 ;return -1 if error
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_RedrawWindow|
= "Wimp_RedrawWindow"
align 4
|Wimp_RedrawWindow|:
mov a2,a1
swi 0x600c8
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_UpdateWindow|
= "Wimp_UpdateWindow"
align 4
|Wimp_UpdateWindow|
mov a2,a1
swi 0x600c9
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetRectangle|
= "Wimp_GetRectangle"
align 4
|Wimp_GetRectangle|:
mov a2,a1
swi 0x600ca
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetWindowState|
= "Wimp_GetWindowState"
align 4
|Wimp_GetWindowState|:
mov a2,a1
swi 0x600cb
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetWindowInfo|
= "Wimp_GetWindowInfo"
align 4
|Wimp_GetWindowInfo|:
mov a2,a1
swi 0x600cc
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SetIconState|
= "Wimp_SetIconState"
align 4
|Wimp_SetIconState|:
mov a2,a1
swi 0x600cd
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetIconState|
= "Wimp_GetIconState"
align 4
|Wimp_GetIconState|:
mov a2,a1
swi 0x600ce
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetPointerInfo|
= "Wimp_GetPointerInfo"
align 4
|Wimp_GetPointerInfo|:
mov a2,a1
swi 0x600cf
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_DragBox|
= "Wimp_DragBox"
align 4
|Wimp_DragBox|:
mov a2,a1
swi 0x600d0
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_ForceRedraw|
= "Wimp_ForceRedraw"
align 4
|Wimp_ForceRedraw|:
stmdb sp!,{v1}
ldr v1,[sp,#4]
swi 0x600d1
movvc a1,#0
ldmia sp!,{v1}
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SetCaretPosition|
= "Wimp_SetCaretPosition"
align 4
|Wimp_SetCaretPosition|:
stmdb sp!,{v1,v2}
add v1,sp,#8
ldmia v1,{v1,v2}
swi 0x600d2
movvc a1,#0
ldmia sp!,{v1,v2}
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetCaretPosition|
= "Wimp_GetCaretPosition"
align 4
|Wimp_GetCaretPosition|:
mov a2,a1
swi 0x600d3
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CreateMenu|
= "Wimp_CreateMenu"
align 4
|Wimp_CreateMenu|:
mov a4,a3
mov a3,a2
mov a2,a1
swi 0x600d4
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SetExtent|
= "Wimp_SetExtent"
align 4
|Wimp_SetExtent|:
swi 0x600d7
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_OpenTemplate|
= "Wimp_OpenTemplate"
align 4
|Wimp_OpenTemplate|:
mov a2,a1
swi 0x600d9
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CloseTemplate|
= "Wimp_CloseTemplate"
align 4
|Wimp_CloseTemplate|:
swi 0x600da
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_LoadTemplate|
= "Wimp_LoadTemplate"
align 4
|Wimp_LoadTemplate|:
stmdb sp!,{a1,a2,v1-v4,lr} ;7 registers
mov v1,a4 ;Fonts
mov a4,a3 ;IndirectLimit
ldr a3,[a2] ;*Indirect
ldr a2,[a1] ;*Template
add v2,sp,#28
ldmia v2,{v2,v4}
ldr v3,[v4] ;Position
swi 0x600db
addvs sp,sp,#8
bvs |WLTexit|
str v3,[v4] ;store Position
ldmia sp!,{v1,v2}
str a2,[v1]
str a3,[v2]
mov a1,#0
|WLTexit|:
ldmia sp!,{v1-v4,pc}^
AREA CODE, READONLY
align 4
export |Wimp_ProcessKey|
= "Wimp_ProcessKey"
align 4
|Wimp_ProcessKey|:
swi 0x600dc
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_StartTask|
= "Wimp_StartTask"
align 4
|Wimp_StartTask|:
swi 0x600de
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_ReportError|
= "Wimp_ReportError"
align 4
|Wimp_ReportError|:
swi 0x600df
movvs a1,#0
movvc a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_GetWindowOutline|
= "Wimp_GetWindowOutline"
align 4
|Wimp_GetWindowOutline|:
mov a2,a1
swi 0x600e0
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_PollIdle|
= "Wimp_PollIdle"
align 4
|Wimp_PollIdle|:
swi 0x600e1
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_PlotIcon|
= "Wimp_PlotIcon"
align 4
|Wimp_PlotIcon|:
mov a2,a1
swi 0x600e2
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SendMessage|
= "Wimp_SendMessage"
align 4
|Wimp_SendMessage|:
swi 0x600e7
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CreateSubMenu|
= "Wimp_CreateSubMenu"
align 4
|Wimp_CreateSubMenu|:
mov a4,a3
mov a3,a2
mov a2,a1
swi 0x600e8
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SpriteOp|
= "Wimp_SpriteOp"
align 4
|Wimp_SpriteOp|:
stmdb sp!,{v1-v4,lr}
add v1,sp,#20
ldmia v1,{v1-v4}
swi 0x600e9
movvc a1,#0
ldmia sp!,{v1-v4,pc}^
AREA CODE, READONLY
align 4
export |Wimp_BaseOfSprites|
= "Wimp_BaseOfSprites"
align 4
|Wimp_BaseOfSprites|:
mov a3,a1
mov a4,a2
swi 0x600ea
strvc a1,[a3]
strvc a2,[a4]
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_CommandWindow|
= "Wimp_CommandWindow"
align 4
|Wimp_CommandWindow|:
swi 0x600ef
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_TransferBlock|
= "Wimp_TransferBlock"
align 4
|Wimp_TransferBlock|:
str v1,[sp,#-4]!
ldr v1,[sp,#4]
swi 0x600f1
ldr v1,[sp],#4
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |Wimp_SpriteInfo|
= "Wimp_SpriteInfo"
align 4
|Wimp_SpriteInfo|:
stmdb sp!,{v1-v6,lr}
mov v4,a2
mov v5,a3
mov v6,a4
mov a3,a1
mov a1,#40
movvc a1,#0
swi 0x600e9 ;Wimp_SpriteOp
str a4,[v4]
str v1,[v5]
str v3,[v6]
ldmia sp!,{v1-v6,pc}^
AREA CODE, READONLY
align 4
export |DragASprite_Start|
= "DragASprite_Start"
align 4
|DragASprite_Start|:
swi 0x62400
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DragASprite_Stop|
= "DragASprite_Stop"
align 4
|DragASprite_Stop|:
swi 0x62401
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |ColourTrans_SelectTable|
= "ColourTrans_SelectTable"
align 4
|ColourTrans_SelectTable|:
stmdb sp!,{v1-v4,lr}
add v1,sp,#20
ldmia v1,{v1-v4}
ldr v1,[v1]
swi 0x60740
addvs sp,sp,#4
bvs |CTSTexit|
mov a1,v1
ldr v1,[sp],#4
str a1,[v1]
mov a1,#0
|CTSTexit|:
ldmia sp!,{v2-v4,pc}^
AREA CODE, READONLY
align 4
export |ColourTrans_SetFontColours|
= "ColourTrans_SetFontColours"
align 4
|ColourTrans_SetFontColours|:
swi 0x6074f
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |ColourTrans_SetColour|
= "ColourTrans_SetColour"
align 4
|ColourTrans_SetColour|:
str v1,[sp,#-4]!
mov v1,a3
mov a4,a2
swi 0x6075e
movvc a1,#0
ldr v1,[sp],#4
movs pc,lr
AREA CODE, READONLY
align 4
export |ColourTrans_SetGCOL|
= "ColourTrans_SetGCOL"
align 4
|ColourTrans_SetGCOL|:
str v1,[sp,#-4]!
mov v1,a3
mov a4,a2
swi 0x60743
movvc a1,#0
ldr v1,[sp],#4
movs pc,lr
; ************* OS STUFF ***************
AREA CODE, READONLY
align 4
export |OS_ReadModeVariable|
= "OS_ReadModeVariable"
align 4
|OS_ReadModeVariable|:
swi 0x20035
mvncs a1,#0
movcc a1,a3
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_ReadDynamicArea|
= "OS_ReadDynamicArea"
align 4
|OS_ReadDynamicArea|:
swi 0x2005c
movvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |ModeColourNumber|
= "ModeColourNumber"
align 4
|ModeColourNumber|:
swi 0x60744 ;XColourTrans_ReturnColourNumber
mvnvs a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |ScanKeys|
= "ScanKeys"
align 4
|ScanKeys|:
mov a2,a1
mov a1,#121
swi 0x20006 ;XOS_Byte 121
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |ReadKeyboardStatus|
= "ReadKeyboardStatus"
align 4
|ReadKeyboardStatus|:
mov a1,#202
mov a2,#0
mov a3,#255
swi 0x20006
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |ReadDragType|
= "ReadDragType"
align 4
|ReadDragType|:
mov a1,#161
mov a2,#28
swi 0x20006
and a1,a3,#2
movs pc,lr
AREA CODE, READONLY
align 4
export |SetMousePointer|
= "SetMousePointer"
align 4
|SetMousePointer|:
mov a2,a1
mov a1,#106
swi 0x20006
mov a1,a2
movs pc,lr
AREA CODE, READONLY ;sprite ops (I have 52, 53 and 56 in mind)
align 4
export |OS_SpriteOp|
= "OS_SpriteOp"
align 4
|OS_SpriteOp|:
stmdb sp!,{v1-v4,lr}
add v1,sp,#20
ldmia v1,{v1-v4}
swi 0x2002e
movvc a1,#0
ldmia sp!,{v1-v4,pc}^
AREA CODE, READONLY
align 4
export |OS_Plot|
= "OS_Plot"
align 4
|OS_Plot|:
swi 0x20045
movs pc,lr
AREA CODE, READONLY
align 4
export |MouseBoundingBox|
= "MouseBoundingBox"
align 4
|MouseBoundingBox|:
mov a2,a1
mov a1,#21
swi 0x20007 ;OS_Word21,1
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_ReadMonotonicTime|
= "OS_ReadMonotonicTime"
align 4
|OS_ReadMonotonicTime|:
swi 0x20042
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_ReadC|
= "OS_ReadC"
align 4
|OS_ReadC|:
mov a2,a1
swi 0x20004
strccb a1,[a2]
movcc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_ReadLine|
= "OS_ReadLine"
align 4
|OS_ReadLine|:
stmdb sp!,{a1,v1,v2}
stmdb sp!,{a1-a3}
mov a1,#200
mov a2,#1
mvn a3,#1
swi 0x20006
mov v2,a2
ldmia sp!,{a1-a3}
ldr v1,[sp,#8]
swi 0x2000e
mov v1,a2
mov a1,#200
mov a2,v2
mvn a3,#0
swi 0x20006
mov a2,v1
ldmia sp!,{a4,v1,v2}
bic a4,a4,#0xc0000000
mov a1,#10
strb a1,[a4,a2] ;make compatible with fgets (terminated by 10, not 13)
mov a1,a2
rsbcs a1,a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_ReadEscapeState|
= "OS_ReadEscapeState"
align 4
|OS_ReadEscapeState|:
swi 0x2002c
movcc a1,#0
movcs a1,#1
movs pc,lr
AREA CODE, READONLY
align 4
export |ReadCatalogueInfo|
= "ReadCatalogueInfo"
align 4
|ReadCatalogueInfo|:
stmdb sp!,{v1-v3,lr}
mov v3,a2
mov a2,a1
mov a1,#17
swi 0x20008 ;OS_File 17
stmia v3,{a3-v2}
ldmia sp!,{v1-v3,pc}^
AREA CODE, READONLY
align 4
export |ReadDirName|
= "ReadDirName"
align 4
|ReadDirName|:
stmdb sp!,{v1-v4,lr}
mov v4,a3 ;preserve dir_env *
ldmia a3,{a4-v3}
mov a3,a2
mov a2,a1
mov a1,#9
swi 0x2000c ;OS_GBPB 9
stmia v4,{a4,v1}
movvc a1,#0
ldmia sp!,{v1-v4,pc}^
AREA CODE, READONLY
align 4
export |ReadDirNameInfo|
= "ReadDirNameInfo"
align 4
|ReadDirNameInfo|:
stmdb sp!,{v1-v4,lr}
mov v4,a3
ldmia a3,{a4-v3}
mov a3,a2
mov a2,a1
mov a1,#10
swi 0x2000c ;OS_GBPB 10
stmia v4,{a4,v1}
movvc a1,#0
ldmia sp!,{v1-v4,pc}^
AREA CODE, READONLY
align 4
export |DeleteFile|
= "DeleteFile"
align 4
|DeleteFile|:
stmdb sp!,{v1,v2}
mov a2,a1
mov a1,#6
swi 0x20008 ;OS_File 6
movvc a1,#0
ldmia sp!,{v1,v2}
movs pc,lr
AREA CODE, READONLY
align 4
export |ConvertInteger1|
= "ConvertInteger1"
align 4
|ConvertInteger1|:
swi 0x200d9
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |ConvertInteger2|
= "ConvertInteger2"
align 4
|ConvertInteger2|:
swi 0x200da
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |ConvertInteger3|
= "ConvertInteger3"
align 4
|ConvertInteger3|:
swi 0x200db
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |ConvertInteger4|
= "ConvertInteger4"
align 4
|ConvertInteger4|:
swi 0x200dc
mov a1,a2
movs pc,lr
AREA CODE, READONLY
align 4
export |OS_FlushBuffer|
= "OS_FlushBuffer"
align 4
|OS_FlushBuffer|:
mov a2,a1
mov a1,#21
swi 0x20006
movvc a1,#0
movs pc,lr
; ************ MISC STUFF ***************
AREA CODE, READONLY
align 4
export |Joystick_Read|
= "Joystick_Read"
align 4
|Joystick_Read|:
swi 0x63f40 ;XJoystick_Read (Acorn)
bvc |JRexit|
ldr a2,[a1] ;get error-number
eor a2,a2,#0xe6
eors a2,a2,#0x100
mvneq a1,#1 ;-2 ==> unknown SWI
mvnne a1,#0 ;-1 ==> error generated from joystick module
|JRexit|:
movs pc,lr
; ************** SOUND SWIS *************
AREA CODE, READONLY
align 4
export |Sound_Volume|
= "Sound_Volume"
align 4
|Sound_Volume|:
swi 0x60180
mvnvs a1,#0
movs pc,lr
; *********** DIGITAL RENDERER **********
DigiRendChunk equ 0x6F700 ;X flag set
AREA CODE, READONLY
align 4
export |DigitalRenderer_Activate|
= "DigitalRenderer_Activate"
align 4
|DigitalRenderer_Activate|:
swi DigiRendChunk
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_Deactivate|
= "DigitalRenderer_Deactivate"
align 4
|DigitalRenderer_Deactivate|:
swi DigiRendChunk+1
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_Pause|
= "DigitalRenderer_Pause"
align 4
|DigitalRenderer_Pause|:
swi DigiRendChunk+2
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_Resume|
= "DigitalRenderer_Resume"
align 4
|DigitalRenderer_Resume|:
swi DigiRendChunk+3
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_GetTables|
= "DigitalRenderer_GetTables"
align 4
|DigitalRenderer_GetTables|:
mov a3,a1
mov a4,a2
swi DigiRendChunk+4
strvc a1,[a3]
strvc a2,[a4]
movvc a1,#0
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_ReadState|
= "DigitalRenderer_ReadState"
align 4
|DigitalRenderer_ReadState|:
swi DigiRendChunk+5
mvnvs a1,#0 ;returns -1 on error
movs pc,lr
AREA CODE, READONLY
align 4
export |DigitalRenderer_NewSample|
= "DigitalRenderer_NewSample"
align 4
|DigitalRenderer_NewSample|:
swi DigiRendChunk+6
movvc a1,#0
movs pc,lr
; *********** PLOTTER **************
BPlotChunk equ 0x70100 ;X bit set
AREA CODE, READONLY
align 4
export |PlotZoom1|
= "PlotZoom1"
align 4
|PlotZoom1|:
swi BPlotChunk
movs pc,lr
AREA CODE, READONLY
align 4
export |PlotZoom2|
= "PlotZoom2"
align 4
|PlotZoom2|:
swi BPlotChunk+1