IDE DMA - remove the interrupt request after disabling IDE interrupts.

git-svn-id: svn://kolibrios.org@4307 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-11-28 07:09:37 +00:00 · 2013-11-28 07:09:37 +00:00 · c4ddb68d5f
parent ff750185ca
commit c4ddb68d5f
1 changed files with 7 additions and 0 deletions
--- a/kernel/trunk/kernel.asm
+++ b/kernel/trunk/kernel.asm
@ -796,6 +796,13 @@ no_mode_0x12:
        add     dx, 2 ;0x376
        out     dx, al
@@:
+; read status register and remove the interrupt request
+        mov     dx, [IDE_BAR0_val] ;0x1F0
+        add     dx, 0x7 ;0x1F7
+        in      al, dx
+        mov     dx, [IDE_BAR2_val] ;0x170
+        add     dx, 0x7 ;0x177
+        in      al, dx
 ;-----------------------------------------------------------------------------
 ;!!!!!!!!!!!!!!!!!!!!!!!!!!
 ;        mov     esi, boot_detectdisks