;
; DEBUG BOARD for APPLICATIONS and KERNEL DEVELOPMENT
;
; See f63
;
; Compile with FASM for Menuet
;
WRITE_LOG equ 1
include 'lang.inc'
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd mem ; memory for app
dd mem ; esp
dd filename , 0x0 ; I_Param , I_Icon
include '../../../macros.inc'
include 'debug.inc'
purge newline
MAXSTRINGS = 16
TMP = 80*(MAXSTRINGS+1)
START: ; start of execution
mov edi, filename
cmp byte [edi], 0
jnz param
mov esi, default_filename
@@:
lodsb
stosb
test al, al
jnz @b
param:
; allow user to see messages written before start
; mov ecx,4096
; flush:
; mov eax,63
; mov ebx,2
; mcall
; loop flush
mov ecx, TMP
xor eax, eax
mov edi, [targ]
rep stosb
mov [tmp1],'x'
mov [tmp2],'x'
mov eax,14
mcall
and eax,0xffff0000
sub eax,399 shl 16
add eax,399
mov [xstart],eax
mov eax,48
mov ebx,3
mov ecx,sc
mov edx,sizeof.system_colors
mcall
if WRITE_LOG
mov esi, filename
call CreateFile
end if
red:
call draw_window
still:
mov eax,23 ; wait here for event
mov ebx,1
mcall
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
mov eax,63
mov ebx,2
mcall
cmp ebx,1
jne still
new_data:
if WRITE_LOG
pusha
mov [tmp], al
mov edx, tmp
mov ecx, 1
mov esi, filename
.write_to_logfile:
call WriteToFile
cmp eax, 5
jne @f
mov esi, filename
mov [filepos], 0
call CreateFile
jnc .write_to_logfile
@@:
inc [filepos]
popa
end if
mov ebp,[targ]
.no4:
cmp al,13
jne no13
and dword[ebp-8],0
jmp new_check
no13:
cmp al,10
jne no10
and dword[ebp-8],0
inc dword[ebp-4]
cmp dword[ebp-4],MAXSTRINGS
jbe .noypos
mov dword[ebp-4],MAXSTRINGS
lea esi,[ebp+80]
mov edi,ebp
mov ecx,80*(MAXSTRINGS)
cld
rep movsb
mov esi,[ebp-4]
imul esi,80
add esi,[ebp-8]
add esi,ebp
mov ecx,80
xor al,al
rep stosb
.noypos:
mov [targ],text2
and [krnl_cnt],0
jmp new_check
no10:
cmp ebp,text1
je add2
mov ecx,[krnl_cnt]
cmp al,[krnl_msg+ecx]
jne .noknl
inc [krnl_cnt]
cmp [krnl_cnt],4
jne new_check
mov [targ],text1
.noknl:
mov ebp,[targ]
jecxz .add
push eax
mov esi,krnl_msg
.l1:
lodsb
call add_char
loop .l1
pop eax
.add:
and [krnl_cnt],0
add2:
call add_char
new_check:
mov eax,63
mov ebx,2
mcall
cmp ebx,1
je new_data
call draw_window
jmp still
key: ; key
mov al,2 ; just read it and ignore
mcall
cmp ah,' '
je button.noclose
jmp still
button: ; button
mov al,17 ; get id
mcall
cmp ah,1 ; button id=1 ?
jne .noclose
or eax,-1 ; close this program
mcall
.noclose:
xor [vmode],1
jmp red
add_char:
push esi
mov esi,[ebp-4]
imul esi,80
add esi,[ebp-8]
mov [ebp+esi],al
inc dword[ebp-8]
cmp dword[ebp-8],80
jb .ok
mov dword[ebp-8],79
.ok:
pop esi
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,1 ; 1, start of draw
mcall
; DRAW WINDOW
xor eax,eax ; function 0 : define and draw window
; mov ebx,50*65536+400 ; [x start] *65536 + [x size]
mov ebx,[xstart]
mov ecx,MAXSTRINGS*10+45 ; [y start] *65536 + [y size]
mov edx,[sc.work] ; color of work area RRGGBB,8->color gl
or edx,0x13000000
mov edi,title ; WINDOW LABEL
mcall
mov ecx,4
mov esi,[sc.work]
mov ebx,296 shl 16+5*6
mov edx,3;+1 shl 30
mcall 8,,<5,12>
mov edx,[vmode]
lea edx,[edx*4+duk]
mcall 4,<300,8>,,,4
mov ebx,15*65536+33 ; draw info text with function 4
mov ecx,[sc.work_text]
mov edx,text1
cmp [vmode],0
je .kern
mov edx,text2
.kern:
mov esi,80
mov eax,4
newline:
mcall
add ebx,10
add edx,80
cmp [edx],byte 'x'
jne newline
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,2 ; 2, end of draw
mcall
ret
if WRITE_LOG
;********************************************
;* input: esi = pointer to the file name *
;********************************************
CreateFile:
pusha
mov dword [InfoStructure], 2 ; create file
mov dword [InfoStructure+4], 0 ; reserved
mov dword [InfoStructure+8], 0 ; reserved
mov dword [InfoStructure+12], 0 ; 0 bytes to write (just create)
mov dword [InfoStructure+16], 0 ; NULL data pointer (no data)
mov dword [InfoStructure+20], 0 ; reserved
mov dword [InfoStructure+21], esi ; pointer to the file name
mcall 70, InfoStructure
test eax, eax
jz .out
stc
.out:
popa
ret
;********************************************
;* input: esi = pointer to the file name *
;* edx = pointer to data buffer *
;* ecx = data length *
;********************************************
WriteToFile:
push ebx
mov dword [InfoStructure], 3 ; write to file
mov eax, [filepos]
mov dword [InfoStructure+4], eax ; lower position addr
mov dword [InfoStructure+8], 0 ; upper position addr (0 for FAT)
mov dword [InfoStructure+12], ecx ; number of bytes to write
mov dword [InfoStructure+16], edx ; pointer to data buffer
mov dword [InfoStructure+20], 0 ; reserved
mov dword [InfoStructure+21], esi ; pointer to the file name
mcall 70, InfoStructure
clc
test eax, eax
jz .out
stc
.out:
pop ebx
ret
InfoStructure:
dd 0x0 ; subfunction number
dd 0x0 ; position in the file in bytes
dd 0x0 ; upper part of the position address
dd 0x0 ; number of bytes to read
dd 0x0 ; pointer to the buffer to write data
db 0
dd 0 ; pointer to the filename
filepos dd 0
default_filename db '/sys/boardlog.txt',0
tmp db 0
end if
krnl_msg db 'K : '
duk db 'KernUser'
; DATA AREA
; 11,11 > 0,-1
; 5,11 > 0,-1
if lang eq ru
title db '®áª ®â« ¤ª¨ ¨ á®®¡é¥¨©',0
else if lang eq en
title db 'General debug & message board',0
else
title db 'Allgemeines debug- & nachrichtenboard',0
end if
krnl_cnt dd 0
vmode dd 1
targ dd text2
I_END:
offs dd ?
flag rb 1
rd 2
; x1pos dd ?
; y1pos dd ?
text1 rb 80*(MAXSTRINGS+1)
tmp1 db ?
rd 2
; x2pos dd ?
; y2pos dd ?
text2 rb 80*(MAXSTRINGS+1)
tmp2 db ?
xstart dd ?
sc system_colors
i_end:
filename rb 256
align 4
stackbuf rb 2000h
mem: