diff --git a/kernel/trunk/const.inc b/kernel/trunk/const.inc
index 9c1f737a9..3ac6f08c2 100644
--- a/kernel/trunk/const.inc
+++ b/kernel/trunk/const.inc
@@ -218,10 +218,10 @@ KEY_BUFF            equ (OS_BASE+0x000F401)
 BTN_COUNT           equ (OS_BASE+0x000F500)
 BTN_BUFF            equ (OS_BASE+0x000F501)
 
-CPU_FREQ            equ (OS_BASE+0x000F600)
+;CPU_FREQ            equ (OS_BASE+0x000F600)
 
 ;unused ? no active references
-MOUSE_PORT          equ (OS_BASE+0x000F604)
+;MOUSE_PORT          equ (OS_BASE+0x000F604)
 
 ;unused
 PS2_CHUNK           equ (OS_BASE+0x000FB00)
diff --git a/kernel/trunk/core/peload.inc b/kernel/trunk/core/peload.inc
index 050fcfdbc..8cbccb3eb 100644
--- a/kernel/trunk/core/peload.inc
+++ b/kernel/trunk/core/peload.inc
@@ -335,7 +335,8 @@ __exports:
           delay_hs,              'Delay',              \      ; ebx
           set_mouse_data,        'SetMouseData',       \      ;
           set_keyboard_data,     'SetKeyboardData',    \      ; gcc fastcall
-          timer_hs,              'TimerHs'                   ; stdcall
+          timer_hs,              'TimerHs',            \      ; stdcall
+          get_cpu_freq,          'GetCpuFreq'
 
 
 
diff --git a/kernel/trunk/data32.inc b/kernel/trunk/data32.inc
index fca5911ed..87815cafe 100644
--- a/kernel/trunk/data32.inc
+++ b/kernel/trunk/data32.inc
@@ -81,7 +81,7 @@ if lang eq ru
   boot_pal_vga      db   'Установка VGA 640x480 палитры',0
   boot_failed       db   'Загрузка первого приложения не удалась',0
   boot_mtrr         db   'Установка MTRR',0
-  
+
   boot_APIC_found   db   'APIC включен', 0
   boot_APIC_nfound  db   'APIC не найден', 0
 if preboot_blogesc
@@ -119,7 +119,7 @@ else
   boot_pal_vga      db   'Setting VGA 640x480 palette',0
   boot_failed       db   'Failed to start first app',0
   boot_mtrr         db   'Setting MTRR',0
-  
+
   boot_APIC_found   db   'APIC enabled', 0
   boot_APIC_nfound  db   'APIC not found', 0
 if preboot_blogesc
@@ -332,6 +332,8 @@ mem_block_list    rd 64*2
 mem_used_list     rd 64*2
 mem_hash_cnt      rd 64
 
+cpu_freq          rq 1
+
 heap_mutex        MUTEX
 heap_size         rd 1
 heap_free         rd 1
diff --git a/kernel/trunk/gui/event.inc b/kernel/trunk/gui/event.inc
index 9edee9f7d..f25e8387a 100644
--- a/kernel/trunk/gui/event.inc
+++ b/kernel/trunk/gui/event.inc
@@ -165,6 +165,7 @@ raise_event:                                       ;; EXPORT use
 ;   esi - event data (=0 => skip)
 ;scratched: ebx,ecx,esi,edi
         call    NotDummyTest ; not returned for fail !!!
+        mov     [check_idle_semaphore], 5
         or      esi, esi
         jz      @f
         lea     edi, [ebx+EVENT.code]
diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm
index 433d0e139..0f0f0f469 100644
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@@ -420,7 +420,7 @@ high_code:
 
         call    calculate_fast_getting_offset_for_WinMapAddress
 ; for Qemu or non standart video cards
-; Unfortunately [BytesPerScanLine] does not always 
+; Unfortunately [BytesPerScanLine] does not always
 ;                             equal to [_display.width] * [ScreenBPP] / 8
         call    calculate_fast_getting_offset_for_LFB
 
@@ -837,16 +837,19 @@ end if
         rdtsc   ;call  _rdtsc
         sti
         sub     eax, ecx
+        xor     edx, edx
+        shld    edx, eax, 2
         shl     eax, 2
-        mov     [CPU_FREQ], eax       ; save tsc / sec
-;       mov ebx, 1000000
-;       div ebx
+        mov     dword [cpu_freq], eax
+        mov     dword [cpu_freq+4], edx
+        mov     ebx, 1000000
+        div     ebx
 ; вообще-то производительность в данном конкретном месте
 ; совершенно некритична, но чтобы заткнуть любителей
 ; оптимизирующих компиляторов ЯВУ...
-        mov     edx, 2251799814
-        mul     edx
-        shr     edx, 19
+;        mov     edx, 2251799814
+;        mul     edx
+;        shr     edx, 19
         mov     [stall_mcs], edx
 ; PRINT CPU FREQUENCY
         mov     esi, boot_cpufreq
@@ -2240,10 +2243,14 @@ sysfn_getidletime:              ; 18.4 = GET IDLETIME
         ret
 ;------------------------------------------------------------------------------
 sysfn_getcpuclock:              ; 18.5 = GET TSC/SEC
-        mov     eax, [CPU_FREQ]
+        mov     eax, dword [cpu_freq]
         mov     [esp+32], eax
         ret
 ;------------------------------------------------------------------------------
+get_cpu_freq:
+        mov     eax, dword [cpu_freq]
+        mov     edx, dword [cpu_freq+4]
+        ret
 ;  SAVE ramdisk to /hd/1/menuet.img
 ;!!!!!!!!!!!!!!!!!!!!!!!!
    include 'blkdev/rdsave.inc'