small optimization

git-svn-id: svn://kolibrios.org@1229 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/trunk/detect/biosdisk.inc

@@ -55,7 +55,8 @@ bdds:
         inc     ax
         cmp     word [si], 170h
         jz      @f
-        mov     ax, -1
+	or	ax,-1
+;        mov     ax, -1
 @@:
         stosw
         pop     ds
@@ -63,10 +64,14 @@ bdds:
 bddl:
         mov     al, dl
         stosb
-        mov     al, 0
-        stosb
-        mov     ax, -1
-        stosw
+	xor	ax,ax
+	stosb
+	dec	ax
+	stosw
+;        mov     al, 0
+;        stosb
+;        mov     ax, -1
+;        stosw
 bddc2:
         cmp     cl, [es:0x475]
         jae     bdde

kernel/trunk/detect/dev_fd.inc

@@ -24,7 +24,7 @@ $Revision$
       mov  cx,0xff
 wait_cmos:
       dec  cx
-      cmp cx,0
-      jne wait_cmos
+      test cx,cx
+      jnz wait_cmos
       in  al,0x71
       mov [DRIVE_DATA],al