diff --git a/kernel/trunk/detect/dev_hdcd.inc b/kernel/trunk/detect/dev_hdcd.inc
index a09eefaeeb..b4b0552c16 100644
--- a/kernel/trunk/detect/dev_hdcd.inc
+++ b/kernel/trunk/detect/dev_hdcd.inc
@@ -17,6 +17,9 @@ $Revision$
 ;****************************************************
 ;*                 ПОИСК HDD и CD                   *
 ;****************************************************
+        cmp     [IDEContrProgrammingInterface], 0
+        je      EndFindHDD
+
 FindHDD:
         mov     [ChannelNumber], 1
         mov     [DiskNumber], 0
diff --git a/kernel/trunk/kernel.asm b/kernel/trunk/kernel.asm
index 0e32e2400d..ae534d332e 100644
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@@ -755,12 +755,15 @@ no_mode_0x12:
 
         mov     esi, boot_enableirq
         call    boot_log
-; Enable timer IRQ (IRQ0) and hard drives IRQs (IRQ14, IRQ15)
+; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
 ; they are used: when partitions are scanned, hd_read relies on timer
         call    unmask_timer
         stdcall enable_irq, 2               ; @#$%! PIC
         stdcall enable_irq, 13              ; co-processor
 
+        cmp     [IDEContrProgrammingInterface], 0
+        je      @f
+
         mov     esi, boot_disabling_ide
         call    boot_log
 ;--------------------------------------
@@ -776,6 +779,7 @@ no_mode_0x12:
         mov     dx, [IDE_BAR3_val] ;0x374
         add     dx, 2 ;0x376
         out     dx, al
+@@:
 ;-----------------------------------------------------------------------------
 ;!!!!!!!!!!!!!!!!!!!!!!!!!!
 ;        mov     esi, boot_detectdisks
@@ -1111,6 +1115,8 @@ end if
         cmp     [IDEContrRegsBaseAddr], 0
         setnz   [dma_hdd]
 
+        cmp     [IDEContrProgrammingInterface], 0
+        je      set_interrupts_for_IDE_controllers.continue
 ;-----------------------------------------------------------------------------
 ; set interrupts for IDE Controller
 ;-----------------------------------------------------------------------------