WebSVN – Kolibri OS – Diff – /kernel/trunk/kernel.asm

 ;;
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 include 'macros.inc'
-$Revision: 1362 $
+$Revision: 1365 $
 	dd	sys_sheduler.03
 	dd	sys_sheduler.04
 endg
 sys_sheduler:
 ;rewritten by   29.12.2009
-;	jmp	dword [sheduler+eax*4]
 	jmp	dword [sheduler+ebx*4]
 ;.shed_counter:
 .00:
 	mov eax,[context_counter]
 	mov [esp+32],eax
 	ret
 .02:
 ;.perf_control:
-;	test	ebx,ebx
+	inc	ebx			;before ebx=2, ebx=3
-;	jz 	modify_pce		;if ecx=0
-;	dec	ebx
+        cmp	ebx,ecx			;if ecx=3, ebx=3
-;	jz      is_cache_enabled	;if ecx=1
+        jz 	cache_disable
-;	dec	ebx
-;	jz	cache_enable		;if ecx=2
-;	ret
-;;;;;;;;
+	dec	ebx                     ;ebx=2
-	test	ecx,ecx
+	cmp	ebx,ecx                 ;
-	jz 	modify_pce		;if ecx=0
+	jz	cache_enable		;if ecx=2 and ebx=2
-	dec	ecx
-	jz      is_cache_enabled	;if ecx=1
+	dec	ebx                     ;ebx=1
-	dec	ecx
+	cmp	ebx,ecx
-	jz	cache_enable		;if ecx=2
+	jz      is_cache_enabled	;if ecx=1 and ebx=1
+	dec	ebx
+	test	ebx,ecx                 ;ebx=0 and ecx=0
-	ret
+	jz 	modify_pce		;if ecx=0
 	ret

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