diff --git a/kernel/trunk/blkdev/hd_drv.inc b/kernel/trunk/blkdev/hd_drv.inc
index c05c57deba..44e1d5c513 100755
--- a/kernel/trunk/blkdev/hd_drv.inc
+++ b/kernel/trunk/blkdev/hd_drv.inc
@@ -130,17 +130,19 @@ hd_read_pio:
     ret
 
 disable_ide_int:    
-        mov edx,[hdbase]
-        add edx,0x206
-        mov al,2
-        out dx,al
+;        mov edx,[hdbase]
+;        add edx,0x206
+;        mov al,2
+;        out dx,al
+        cli
         ret
 
 enable_ide_int:
-        mov edx,[hdbase]
-        add edx,0x206
-        mov al,0
-        out dx,al
+;        mov edx,[hdbase]
+;        add edx,0x206
+;        mov al,0
+;        out dx,al
+        sti
         ret
 
 align 4
diff --git a/kernel/trunk/kernel32.inc b/kernel/trunk/kernel32.inc
index ea1c6bdf67..0e85042d80 100644
--- a/kernel/trunk/kernel32.inc
+++ b/kernel/trunk/kernel32.inc
@@ -50,6 +50,31 @@ macro diff16 title,l1,l2
   display 13,10
 }
 
+; \begin{diamond}[29.09.2006]
+; may be useful for kernel debugging
+; example 1:
+;       dbgstr 'Hello, World!'
+; example 2:
+;       dbgstr 'Hello, World!', save_flags
+macro dbgstr string*, f
+{
+local a
+iglobal_nested
+a db 'K : ',string,13,10,0
+endg_nested
+if ~ f eq
+        pushfd
+end if
+        push    esi
+        mov     esi, a
+        call    sys_msg_board_str
+        pop     esi
+if ~ f eq
+        popfd
+end if
+}
+; \end{diamond}[29.09.2006]
+
 struc db [a] { common . db a
   if ~used .
     display 'not used db: ',`.,13,10
diff --git a/kernel/trunk/kglobals.inc b/kernel/trunk/kglobals.inc
index 75688d765d..68276a10c7 100644
--- a/kernel/trunk/kglobals.inc
+++ b/kernel/trunk/kglobals.inc
@@ -5,6 +5,10 @@ macro iglobal {
   IGlobals equ IGlobals,
   macro __IGlobalBlock { }
 
+macro iglobal_nested {
+  IGlobals equ IGlobals,
+  macro __IGlobalBlock \{ }
+
 ;-------------------------------------------------------------
 ; use 'uglobal' for inserting uninitialized global definitions.
 ; even when you define some data values, these variables
@@ -14,7 +18,12 @@ macro uglobal {
   UGlobals equ UGlobals,
   macro __UGlobalBlock { }
 
+macro uglobal_nested {
+  UGlobals equ UGlobals,
+  macro __UGlobalBlock \{ }
+
 endg fix }      ; Use endg for ending iglobal and uglobal blocks.
+endg_nested fix \}
 
 macro IncludeIGlobals{
   macro IGlobals dummy,[n] \{ __IGlobalBlock