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- Execute the reset command previous the present test for each unit (master/slave).

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svn path=/trunk/; revision=10859
This commit is contained in:
Hartmut Birr 2004-09-14 22:09:06 +00:00
parent 5ad00f54e3
commit 581f980ede
1 changed files with 22 additions and 24 deletions
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46
reactos/drivers/storage/atapi/atapi.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: atapi.c,v 1.53 2004/09/12 18:50:03 weiden Exp $
/* $Id: atapi.c,v 1.54 2004/09/14 22:09:06 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS ATAPI miniport driver
@ -1138,29 +1138,6 @@ AtapiFindDevices(PATAPI_MINIPORT_EXTENSION DeviceExtension,
return FALSE;
}
/* Soft reset */
IDEWriteDriveHead(CommandPortBase, IDE_DH_FIXED);
IDEWriteDriveControl(ControlPortBase, IDE_DC_SRST);
ScsiPortStallExecution(500);
IDEWriteDriveControl(ControlPortBase, IDE_DC_nIEN);
ScsiPortStallExecution(200);
/* Wait for busy to clear */
if (!AtapiWaitForStatus(CommandPortBase, IDE_SR_BUSY, 0, 20000))
{
DPRINT("Timeout on drive %lu\n", UnitNumber);
return FALSE;
}
else
{
Status = IDEReadStatus(DeviceExtension->CommandPortBase);
if (Status & IDE_SR_ERR)
{
DPRINT("Error while doing software reset\n");
return FALSE;
}
}
for (UnitNumber = 0; UnitNumber < 2; UnitNumber++)
{
/* Skip initilization of non-existent units */
@ -1172,6 +1149,27 @@ AtapiFindDevices(PATAPI_MINIPORT_EXTENSION DeviceExtension,
/* Select drive */
IDEWriteDriveHead(CommandPortBase, IDE_DH_FIXED |
(UnitNumber ? IDE_DH_DRV1 : IDE_DH_DRV0));
/* Soft reset */
IDEWriteDriveControl(ControlPortBase, IDE_DC_SRST);
ScsiPortStallExecution(500);
IDEWriteDriveControl(ControlPortBase, IDE_DC_nIEN);
ScsiPortStallExecution(200);
/* Wait for busy to clear */
if (!AtapiWaitForStatus(CommandPortBase, IDE_SR_BUSY, 0, 20000))
{
DPRINT("Timeout on drive %lu\n", UnitNumber);
return FALSE;
}
else
{
Status = IDEReadStatus(DeviceExtension->CommandPortBase);
if (Status & IDE_SR_ERR)
{
DPRINT("Error while doing software reset\n");
return FALSE;
}
}
High = IDEReadCylinderHigh(CommandPortBase);
Low = IDEReadCylinderLow(CommandPortBase);