[apriyadarshi] 72002: Added write support, next operation code 53 27.

Author: apriyadarshi
Date: Tue Jul 26 14:15:15 2016
New Revision: 72002

URL: http://svn.reactos.org/svn/reactos?rev=72002&view=rev
Log:
Added write support, next operation code 53 27.

Modified:
    branches/GSoC_2016/AHCI/drivers/storage/storahci/storahci.c

Modified: branches/GSoC_2016/AHCI/drivers/storage/storahci/storahci.c
URL: http://svn.reactos.org/svn/reactos/branches/GSoC_2016/AHCI/drivers/storage/s...
==============================================================================
--- branches/GSoC_2016/AHCI/drivers/storage/storahci/storahci.c	[iso-8859-1] (original)
+++ branches/GSoC_2016/AHCI/drivers/storage/storahci/storahci.c	[iso-8859-1] Tue Jul 26 14:15:15 2016
@@ -849,7 +849,7 @@
                         Srb->SrbStatus = DeviceRequestSense(AdapterExtension, Srb, cdb);
                         break;
                     case SCSIOP_READ:
-                    //case SCSIOP_WRITE:
+                    case SCSIOP_WRITE:
                         Srb->SrbStatus = DeviceRequestReadWrite(AdapterExtension, Srb, cdb);
                         break;
                     default:
@@ -1726,7 +1726,7 @@

ModeHeader->ModeDataLength = sizeof(MODE_PARAMETER_HEADER);
     ModeHeader->MediumType = 0;
-    ModeHeader->DeviceSpecificParameter = MODE_DSP_WRITE_PROTECT;
+    ModeHeader->DeviceSpecificParameter = 0;
     ModeHeader->BlockDescriptorLength = 0;

if (Cdb->MODE_SENSE.PageCode == MODE_SENSE_CURRENT_VALUES)
@@ -1776,9 +1776,12 @@

NT_ASSERT(BytesPerSector > 0);

-    ROUND_UP(DataTransferLength, BytesPerSector);
+    //ROUND_UP(DataTransferLength, BytesPerSector);

SectorCount = DataTransferLength / BytesPerSector;
+
+    Srb->DataTransferLength = SectorCount * BytesPerSector;
+
     StartOffset = AhciGetLba(Cdb, Srb->CdbLength);
     IsReading = (Cdb->CDB10.OperationCode == SCSIOP_READ);

@@ -1796,7 +1799,8 @@
     else
     {
         SrbExtension->Flags |= ATA_FLAGS_DATA_OUT;
-        NT_ASSERT(FALSE);
+        SrbExtension->CommandReg = IDE_COMMAND_WRITE_DMA;
+        //NT_ASSERT(FALSE);
     }

SrbExtension->FeaturesLow = 0;