chore: remove old klog.inc and rename klog.new.inc

kernel/kernel.asm

@@ -118,7 +118,7 @@ kmain:
 	call klog
 	jmp .halt
 
-	include 'klog.new.inc'
+	include 'klog.inc'
 	include 'dev/console.inc'
 	include 'dev/dev.inc'
 	include 'mm/bootstrap.inc'

kernel/klog.inc

@@ -1,59 +1,81 @@
 	;; File: klog.inc
 	;; Kernel logging utilities
+	;;
 
 COM1 = 0x3F8
 
-	;; Function: klog_print
+	;; Function: _klog_print_str
 	;;
-	;; In:
+	;; In: EAX - Null-terminated string to print
-	;;    ESI - Null-terminated string to print
+_klog_print_str:
-klog_print:
+	push ebp
+	mov ebp, esp
+	
+	push esi
 	mov dx, COM1
+	mov esi, eax
 @@:
 	lodsb
 	or al, al
 	jz @f
 	out dx, al
+
 	pusha
 	call cga_putc
 	popa
+	
 	jmp @b
 @@:
+	pop esi
+	leave
 	ret
 
-	;; Function: klog_print_integer
+	;; Function: _klog_print_int
 	;;
 	;; In:
-	;;    EDI - number
+	;;    EAX - number
-	;;
+_klog_print_int:
-klog_print_integer:
+	test eax, eax
-	test edi, edi
+	jns @f
-	js .print_minus
+	; TODO print '-'
+	mov ecx, eax
+	mov dx, COM1
+	mov al, '-'
+	out dx, al
+	pusha
+	call cga_putc
+	popa
+	mov eax, ecx
+@@:
+	mov ecx, eax
+	sar ecx, 31
+	xor ecx, eax
+	sub ecx, eax
+	
+	mov ecx, eax
+	call _klog_print_unsigned
 
-.print_minus:
 	ret
 
-	;; Function: klog_print_unsigned
+	;; Function: _klog_print_unsigned
 	;;
 	;; In:
-	;;   EDI - number
+	;;     EAX - number
-	;;
+_klog_print_unsigned:
-klog_print_unsigned:
-	push edx
 	push ebx
-	xor ecx, ecx
-	mov eax, edi
 	mov ebx, 10
-.loop_calc:
+	xor ecx, ecx
+@@:
 	xor edx, edx
 	div ebx
 	push edx
 	inc ecx
 	or eax, eax
-	jnz .loop_calc
+	jnz @b
-.loop_print:
+
+@@:
 	pop eax
-	add al, '0'
+	add al, 0
 	mov dx, COM1
 	out dx, al
 	pusha
@@ -61,17 +83,65 @@ klog_print_unsigned:
 	popa
 
 	dec ecx
-
 	or cl, cl
-	jnz .loop_print
+	jnz @b
 
 	pop ebx
-	pop edx
+	
 	ret
 
-	;; Function: klog_print_time
+	;; Function: _klog_print_hex
 	;;
-klog_print_time:
+	;; In:
+	;;    EAX - number
+_klog_print_hex:
+	push ebp
+	mov ebp, esp
+
+	push edi
+	mov edi, eax
+	
+	mov eax, szHexPrefix
+	call _klog_print_str
+
+	or edi, edi
+	jz .print_zero
+
+	xor cl, cl
+.begin:
+	cmp cl, 8
+	je .print_number
+	rol edi, 4
+	mov eax, edi
+	and eax, 0xF
+	mov al, byte [sDigit + eax]
+	mov [szKlogBuffer + ecx], al
+	inc cl
+	jmp .begin
+
+.print_zero:
+	mov al, '0'
+	mov dx, COM1
+	out dx, al
+	pusha
+	call cga_putc
+	popa
+	jmp .end
+
+.print_number:
+	mov [szKlogBuffer + ecx], byte 0
+	mov eax, szKlogBuffer
+	call _klog_print_str
+	
+.end:	
+	pop edi
+	leave
+	ret
+	
+	;; Function: _klog_print_time
+	;; 
+_klog_print_time:
+	; wait CMOS ready
 @@:
 	mov al, 0x0A
 	out CMOS_COMMAND, al
@@ -118,120 +188,122 @@ klog_print_time:
 
 	add ah, 0x30
 	add al, 0x30
-
 	mov [szTime + 7], ah
 	mov [szTime + 8], al
 
+	mov eax, szTime
+	call _klog_print_str
 
-	push esi
-	mov esi, szTime
-	call klog_print
-	pop esi
-
-	ret
-
-klog_print_hex:
-	push esi
-	mov esi, szHexPrefix
-	call klog_print
-	pop esi
-
-	or edi, edi
-	jz .print_zero
-	push esi
-	mov esi, szKlogBuffer
-	xor cl, cl
-.loop:
-	cmp cl, 8
-	je .print_number
-	rol edi, 4
-	mov eax, edi
-	and eax, 0xF
-	mov al, byte [sDigit + eax]
-	mov [esi], al
-	inc esi
-	inc cl
-	jmp .loop
-.print_zero:
-	mov al, '0'
-	out dx, al
-	pusha
-	call cga_putc
-	popa
-	jmp .end
-.print_number:
-	mov [esi], byte 0
-	mov esi, szKlogBuffer
-	call klog_print
-	pop esi
-.end:
 	ret
 
 	;; Function: klog
+	;; 
 	;; Output kernel log
+	;;
+	;; In:
+	;;    EAX      - null-terminated string
+	;;    STACK[X] - var_arg
 klog:
-	call klog_print_time
+	push ebp
+	mov ebp, esp
 
-.loop:
+	push esi
+	mov esi, eax
+	
+	; display log time
+	call _klog_print_time
+
+	mov ecx, 4
+.begin:
 	mov al, [esi]
 	or al, al
 	jz .end
+	; search for formating
 	cmp al, '%'
 	jne .putchar
+	; read next char
 	inc esi
 	mov al, [esi]
+
+	; check if another '%'
 	cmp al, '%'
 	je .putchar
+	
+	;  check if string format
 	cmp al, 's'
-	jne .check_x
+	jne @f
-	mov edi, esi
+	; print string
-	pop eax
+	mov eax, [ebp + ecx]
-	pop esi
+	push ecx
-	push eax
+	call _klog_print_str
-	call klog_print
+	pop ecx
-	mov esi, edi
+	add ecx, 4
+	
 	jmp .next
-.check_x:
+
+	; check if hex format
+@@:
 	cmp al, 'x'
-	jne .check_d
+	jne @f
-	pop eax
+
-	pop edi
+	mov eax, [ebp + ecx]
-	push eax
+	push ecx
-	call klog_print_hex
+	call _klog_print_hex
+	pop ecx
+	add ecx, 4
+
 	jmp .next
-.check_d:
+
+	; check if int format
+@@:
 	cmp al, 'd'
-	jne .check_u
+	jne @f
-	pop eax
+
-	pop edi
+	mov eax, [ebp + ecx]
-	push eax
+	push ecx
-	call klog_print_integer
+	call _klog_print_int
+	pop ecx
+	add ecx, 4
+
 	jmp .next
-.check_u:
+
+	; check if unsigned
+@@: 
 	cmp al, 'u'
-	jne .unknown_format
+	jne @f
-	pop eax
+
-	pop edi
+	mov eax, [ebp + ecx]
-	push eax
+	push ecx
-	call klog_print_unsigned
+	call _klog_print_unsigned
+	pop ecx
+	add ecx, 4
+
 	jmp .next
-.unknown_format:
+	
+	; unknown format
+@@:
 	mov al, '?'
-.putchar:
+
+.putchar: 			; XXX: fix this mess
+	mov dx, COM1
 	out dx, al
 	pusha
 	call cga_putc
 	popa
+
 .next:
 	inc esi
-	jmp .loop
+	jmp .begin
+
 .end:
-	mov esi, szCRLF
+	mov eax, szCRLF
-	call klog_print
+	call _klog_print_str
+
+	leave
 	ret
 
 szTime       db '[00:00:00] ', 0
-szCRLF       db CR, LF, 0
+szCRLF	     db CR, LF, 0
 sDigit       db '0123456789ABCDEF'
 szHexPrefix  db '0x', 0	
 szKlogBuffer db '00000000', 0

kernel/klog.new.inc

@@ -1,292 +0,0 @@
-	;; File: klog.inc
-	;; Kernel logging utilities
-	;;
-
-COM1 = 0x3F8
-
-	;; Function: _klog_print
-	;;
-	;; In: EAX - Null-terminated string to print
-_klog_print_str:
-	push ebp
-	mov ebp, esp
-	
-	push esi
-	mov dx, COM1
-	mov esi, eax
-@@:
-	lodsb
-	or al, al
-	jz @f
-	out dx, al
-
-	pusha
-	call cga_putc
-	popa
-	
-	jmp @b
-@@:
-	pop esi
-	leave
-	ret
-
-	;; Function: _klog_print_int
-	;;
-	;; In:
-	;;    EAX - number
-_klog_print_int:
-	test eax, eax
-	js .print_minus
-.print_minus:
-	ret
-
-	;; Function: _klog_print_unsigned
-	;;
-	;; In:
-	;;     EAX - number
-_klog_print_unsigned:
-	push ebx
-	mov ebx, 10
-	xor ecx, ecx
-@@:
-	xor edx, edx
-	div ebx
-	push edx
-	inc ecx
-	or eax, eax
-	jnz @b
-
-@@:
-	pop eax
-	add al, 0
-	mov dx, COM1
-	out dx, al
-	pusha
-	call cga_putc
-	popa
-
-	dec ecx
-	or cl, cl
-	jnz @b
-
-	pop ebx
-	
-	ret
-
-	;; Function: _klog_print_hex
-	;;
-	;; In:
-	;;    EAX - number
-_klog_print_hex:
-	push ebp
-	mov ebp, esp
-
-	push edi
-	mov edi, eax
-	
-	mov eax, szHexPrefix
-	call _klog_print_str
-
-	or edi, edi
-	jz .print_zero
-
-	xor cl, cl
-.begin:
-	cmp cl, 8
-	je .print_number
-	rol edi, 4
-	mov eax, edi
-	and eax, 0xF
-	mov al, byte [sDigit + eax]
-	mov [szKlogBuffer + ecx], al
-	inc cl
-	jmp .begin
-
-.print_zero:
-	mov al, '0'
-	mov dx, COM1
-	out dx, al
-	pusha
-	call cga_putc
-	popa
-	jmp .end
-
-.print_number:
-	mov [szKlogBuffer + ecx], byte 0
-	mov eax, szKlogBuffer
-	call _klog_print_str
-	
-.end:	
-	pop edi
-	leave
-	ret
-	
-	;; Function: _klog_print_time
-	;; 
-_klog_print_time:
-	; wait CMOS ready
-@@:
-	mov al, 0x0A
-	out CMOS_COMMAND, al
-	in al, CMOS_DATA
-	and al, 0x80
-	jnz @b
-
-	mov al, CMOS_REG_HOUR
-	out CMOS_COMMAND, al
-	in al, CMOS_DATA
-
-	mov ah, al
-	shr ah, 4
-	and ah, 0xF
-	and al, 0xF
-
-	add ah, 0x30
-	add al, 0x30
-	mov [szTime + 1], ah
-	mov [szTime + 2], al
-
-	mov al, CMOS_REG_MINUTE
-	out CMOS_COMMAND, al
-	in al, CMOS_DATA
-
-	mov ah, al
-	shr ah, 4
-	and ah, 0xF
-	and al, 0xF
-
-	add ah, 0x30
-	add al, 0x30
-	mov [szTime + 4], ah
-	mov [szTime + 5], al
-
-	mov al, CMOS_REG_SECOND
-	out CMOS_COMMAND, al
-	in al, CMOS_DATA
-
-	mov ah, al
-	shr ah, 4
-	and ah, 0xF
-	and al, 0xF
-
-	add ah, 0x30
-	add al, 0x30
-	mov [szTime + 7], ah
-	mov [szTime + 8], al
-
-	mov eax, szTime
-	call _klog_print_str
-
-	ret
-
-	;; Function: klog
-	;; 
-	;; Output kernel log
-	;;
-	;; In:
-	;;    EAX      - null-terminated string
-	;;    STACK[X] - var_arg
-klog:
-	push ebp
-	mov ebp, esp
-
-	push esi
-	mov esi, eax
-	
-	; display log time
-	call _klog_print_time
-
-	mov ecx, 4
-.begin:
-	mov al, [esi]
-	or al, al
-	jz .end
-	; search for formating
-	cmp al, '%'
-	jne .putchar
-	; read next char
-	inc esi
-	mov al, [esi]
-
-	; check if another '%'
-	cmp al, '%'
-	je .putchar
-	
-	;  check if string format
-	cmp al, 's'
-	jne @f
-	; print string
-	mov eax, [ebp + ecx]
-	push ecx
-	call _klog_print_str
-	pop ecx
-	add ecx, 4
-	
-	jmp .next
-
-	; check if hex format
-@@:
-	cmp al, 'x'
-	jne @f
-
-	mov eax, [ebp + ecx]
-	push ecx
-	call _klog_print_hex
-	pop ecx
-	add ecx, 4
-
-	jmp .next
-
-	; check if int format
-@@:
-	cmp al, 'd'
-	jne @f
-
-	mov eax, [ebp + ecx]
-	push ecx
-	call _klog_print_int
-	pop ecx
-	add ecx, 4
-
-	jmp .next
-
-	; check if unsigned
-@@: 
-	cmp al, 'u'
-	jne @f
-
-	mov eax, [ebp + ecx]
-	push ecx
-	call _klog_print_unsigned
-	pop ecx
-	add ecx, 4
-
-	jmp .next
-	
-	; unknown format
-@@:
-	mov al, '?'
-
-.putchar: 			; XXX: fix this mess
-	mov dx, COM1
-	out dx, al
-	pusha
-	call cga_putc
-	popa
-
-.next:
-	inc esi
-	jmp .begin
-
-.end:
-	mov eax, szCRLF
-	call _klog_print_str
-
-	leave
-	ret
-
-szTime       db '[00:00:00] ', 0
-szCRLF	     db CR, LF, 0
-sDigit       db '0123456789ABCDEF'
-szHexPrefix  db '0x', 0	
-szKlogBuffer db '00000000', 0

kernel/mm/pmm.inc

@@ -98,7 +98,7 @@ pmm_free:
 	;; Out:
 	;;    EAX - return -1 on error
 pmm_init:
-	mov esi, szMsgMmInit
+	mov eax, szMsgMmInit
 	call klog
 
 	mov eax, kend