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kolibrios/programs/debug.inc
Kirill Lipatov (Leency) 4f9a8d23e4 1. loaddrv: show load drv result, show hint on error
2. debug.inc no need to use macros.inc for only one mcall
3. small fix in sysfuncs.txt
4. remove duplicated vendors in pcidev app

git-svn-id: svn://kolibrios.org@7644 a494cfbc-eb01-0410-851d-a64ba20cac60
2019-04-30 11:05:08 +00:00

133 lines
1.9 KiB
PHP

macro debug_print str
{
local ..string, ..label
jmp ..label
..string db str,0
..label:
pushf
pushad
mov edx,..string
call debug_outstr
popad
popf
}
dps fix debug_print
macro debug_print_dec arg
{
pushf
pushad
if ~arg eq eax
mov eax,arg
end if
call debug_outdec
popad
popf
}
dpd fix debug_print_dec
;---------------------------------
debug_outdec: ;(eax - num, edi-str)
push 10 ;2
pop ecx ;1
push -'0' ;2
.l0:
xor edx,edx ;2
div ecx ;2
push edx ;1
test eax,eax ;2
jnz .l0 ;2
.l1:
pop eax ;1
add al,'0' ;2
call debug_outchar ; stosb
jnz .l1 ;2
ret ;1
;---------------------------------
debug_outchar: ; al - char
pushf
pushad
mov cl,al
mov eax,63
mov ebx,1
int 0x40
popad
popf
ret
debug_outstr:
mov eax,63
mov ebx,1
@@:
mov cl,[edx]
test cl,cl
jz @f
int 40h
inc edx
jmp @b
@@:
ret
macro newline
{
dps <13,10>
}
macro print message
{
dps message
newline
}
macro pregs
{
dps "EAX: "
dpd eax
dps " EBX: "
dpd ebx
newline
dps "ECX: "
dpd ecx
dps " EDX: "
dpd edx
newline
}
macro debug_print_hex arg
{
pushf
pushad
if ~arg eq eax
mov eax, arg
end if
call debug_outhex
popad
popf
}
dph fix debug_print_hex
debug_outhex:
; eax - number
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
__hexdigits:
db '0123456789ABCDEF'