From b54b7529418970b23ac885aca042345c38eaa5ce Mon Sep 17 00:00:00 2001
From: "Marat Zakiyanov (Mario79)" <mario79@bk.ru>
Date: Thu, 20 Sep 2007 22:34:13 +0000
Subject: [PATCH] Small fix for ATAPI WaitUnitReady procedure.

git-svn-id: svn://kolibrios.org@637 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 kernel/trunk/blkdev/cd_drv.inc | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/kernel/trunk/blkdev/cd_drv.inc b/kernel/trunk/blkdev/cd_drv.inc
index 81a73f5f30..dce1e3e669 100644
--- a/kernel/trunk/blkdev/cd_drv.inc
+++ b/kernel/trunk/blkdev/cd_drv.inc
@@ -553,9 +553,19 @@ WaitUnitReady:
 ; Сформировать команду TEST UNIT READY
 	mov	[PacketCommand],word 00h
 ; ЦИКЛ ОЖИДАНИЯ ГОТОВНОСТИ УСТРОЙСТВА
+	mov	ecx,NoTickWaitTime
 @@SendCommand:
 	; Подать команду проверки готовности
 	call	SendPacketNoDatCommand
+	cmp	[timer_ticks_enable],0
+	jne	@f
+	cmp	[DevErrorCode],0
+	je	@@End_11
+	dec	ecx
+	cmp	ecx,0
+	je	.Error
+	jmp	@@SendCommand
+@@:
 	call	change_task
 	; Проверить код ошибки
 	cmp	[DevErrorCode],0
@@ -565,6 +575,7 @@ WaitUnitReady:
 	sub	EAX,[WURStartTime]
 	cmp	EAX,MaxCDWaitTime
 	jb	@@SendCommand
+.Error:
 	; Ошибка тайм-аута
 	mov	[DevErrorCode],1
 @@End_11: