kolibrios/programs/develop/golang/syscalls.s
superturbocat2001 b215841161 - Added new system functions to golang.
- Renamed int40 file to syscalls.s. 
- Updated example with new functionality.

git-svn-id: svn://kolibrios.org@8177 a494cfbc-eb01-0410-851d-a64ba20cac60
2020-11-12 00:43:46 +00:00

204 lines
2.8 KiB
ArmAsm
Executable File

SECTION .text
[GLOBAL __start]
extern go.kernel.Load
global go.os.Sleep
global go.os.Event
global go.os.GetButtonID
global go.os.CreateButton
global go.os.Exit
global go.os.Redraw
global go.os.Window
global go.os.WriteText
global go.os.GetTime
global go.os.DrawLine
global go.os.DrawBar
global go.os.DebugOutHex
global go.os.DebugOutChar
global go.os.DebugOutStr
__start:
call go.kernel.Load
ret
go.os.Sleep:
push ebp
mov ebp,esp
mov eax, 5
mov ebx, [ebp+8]
int 0x40
mov esp,ebp
pop ebp
ret
go.os.Event:
push ebp
mov ebp,esp
mov eax, 10
int 0x40
mov esp,ebp
pop ebp
ret
go.os.GetButtonID:
mov eax,17
int 0x40
test al,al
jnz .no_button
shr eax,8
ret
.no_button:
xor eax,eax
dec eax
ret
go.os.Exit:
push ebp
mov ebp,esp
mov eax, -1
int 0x40
mov esp,ebp
pop ebp
ret
go.os.Redraw:
push ebp
mov ebp,esp
mov eax, 12
mov ebx, [ebp+8]
int 0x40
mov esp,ebp
pop ebp
ret
go.os.Window:
push ebp
mov ebp,esp
mov ebx, [ebp+8]
shl ebx, 16
or ebx, [ebp+16]
mov ecx, [ebp+12]
shl ecx, 16
or ecx, [ebp+20]
mov edx, 0x14
shl edx, 24
or edx, 0xFFFFFF
mov esi, 0x808899ff
mov edi, [ebp+24]
xor eax, eax
int 0x40
mov esp,ebp
pop ebp
ret
go.os.WriteText:
mov eax,4
mov ebx,[esp+4]
shl ebx,16
mov bx,[esp+8]
mov ecx,[esp+12]
mov edx,[esp+16]
mov esi,[esp+20]
int 0x40
ret
go.os.DrawLine:
push ebx
mov ebx,[esp+8]
shl ebx,16
mov bx,[esp+16]
mov ecx,[esp+12]
shl ecx,16
mov cx,[esp+20]
mov edx,[esp+24]
mov eax,38
int 0x40
pop ebx
ret
go.os.DrawBar:
push ebx
mov eax,13
mov ebx,[esp+8]
shl ebx,16
mov bx,[esp+16]
mov ecx,[esp+12]
shl ecx,16
mov cx,[esp+20]
mov edx,[esp+24]
int 0x40
pop ebx
ret
go.os.GetTime:
mov eax, 3
int 0x40
ret
go.os.DebugOutHex:
mov eax, [esp+4]
mov edx, 8
.new_char:
rol eax, 4
movzx ecx, al
and cl, 0x0f
mov cl, [__hexdigits + ecx]
pushad
mov eax, 63
mov ebx, 1
int 0x40
popad
dec edx
jnz .new_char
ret
go.os.DebugOutChar:
mov al, [esp+4]
pushf
pushad
mov cl,al
mov eax,63
mov ebx,1
int 0x40
popad
popf
ret
go.os.DebugOutStr:
mov edx,[esp+4]
mov eax,63
mov ebx,1
m2:
mov cl, [edx]
test cl,cl
jz m1
int 40h
inc edx
jmp m2
m1:
ret
go.os.CreateButton:
push ebx
push esi
mov ebx,[esp+12]
shl ebx,16
mov bx,[esp+20]
mov ecx,[esp+16]
shl ecx,16
mov cx,[esp+24]
mov edx,[esp+28]
mov esi,[esp+32]
mov eax,8
int 0x40
pop esi
pop ebx
ret
SECTION .data
__hexdigits:
db '0123456789ABCDEF'