There can be either ATA or ATAPI devices connected to each SATA port. We want to detect if the device is ATA and create a SATA_DP path or a SCSI_DP for ATAPI devices.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jeremy Linton jeremy.linton@arm.com --- .../Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c | 69 +++++++++++++--------- 1 file changed, 41 insertions(+), 28 deletions(-)
diff --git a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c index 601583d..ce33438 100644 --- a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c +++ b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c @@ -1,6 +1,6 @@ /** @file * -* Copyright (c) 2011-2015, ARM Limited. All rights reserved. +* Copyright (c) 2011-2017, ARM Limited. All rights reserved. * * This program and the accompanying materials * are licensed and made available under the terms and conditions of the BSD License @@ -61,7 +61,7 @@ SiI3231DeviceReady ( } while (Timeout && !(Value32 & SII3132_PORT_STATUS_PORTREADY)); if (Timeout == 0) { DEBUG ((DEBUG_WARN, "SiI3132AtaPassThru() Device not ready, try anyway\n")); - //Consider doing a device reset here. + // Consider doing a device reset here. }
return Timeout; @@ -76,7 +76,8 @@ SiI3132IssueCommand ( ) { UINT32 IrqMask; - UINT32 Value32, Error; + UINT32 Value32; + UINT32 Error; UINTN EmptySlot; EFI_STATUS Status;
@@ -89,15 +90,15 @@ SiI3132IssueCommand ( if (!FeaturePcdGet (PcdSataSiI3132FeatureDirectCommandIssuing)) { // Indirect Command Issuance
- //TODO: Find which slot is free (maybe use the Cmd FIFO) - //SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_CMDEXECFIFO_REG, &EmptySlot); + // TODO: Find which slot is free (maybe use the Cmd FIFO) + // SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_CMDEXECFIFO_REG, &EmptySlot); SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CMDACTIV_REG + (EmptySlot * 8), (UINT32)(SataPort->PhysAddrHostPRB & 0xFFFFFFFF)); SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CMDACTIV_REG + (EmptySlot * 8) + 4, (UINT32)((SataPort->PhysAddrHostPRB >> 32) & 0xFFFFFFFF)); } else { // Direct Command Issuance - DEBUG ((DEBUG_ERROR ,"SiI3132AtaPassThru() Untested path\n")); + DEBUG ((DEBUG_ERROR, "SiI3132AtaPassThru() Untested path\n")); Status = PciIo->Mem.Write (PciIo, EfiPciIoWidthUint32, 1, // Bar 1 SataPort->RegBase + (EmptySlot * 0x80), sizeof (SATA_SI3132_PRB) / 4, @@ -128,7 +129,7 @@ SiI3132IssueCommand ( StatusBlock);
if (EFI_ERROR (Status)) { - DEBUG ((DEBUG_ERROR, "SiI3132AtaPassThru() status (%d) block %X %X\n",Status, SataPort->RegBase, StatusBlock)); + DEBUG ((DEBUG_ERROR, "SiI3132AtaPassThru() status (%d) block %X %X\n", Status, SataPort->RegBase, StatusBlock)); }
if (Timeout == 0) { @@ -146,7 +147,7 @@ SiI3132IssueCommand ( SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, Value32 & 0xFF00); //clear error bits
DEBUG ((DEBUG_INFO, "SiI3132AtaPassThru() CmdErr:0x%X (SiI3132 Err:0x%X) (STATUS: %X ERROR:%X) SERROR=%X\n", - Value32, Error, SataPort->HostPRB->Fis.Command,SataPort->HostPRB->Fis.Features, Serror)); + Value32, Error, SataPort->HostPRB->Fis.Command, SataPort->HostPRB->Fis.Features, Serror));
// clear port status SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CONTROLSET_REG, SII3132_PORT_CONTROL_INT); @@ -182,6 +183,7 @@ SiI3132AtaPassThruCommand ( EFI_STATUS Status; VOID* PciAllocMapping = NULL; EFI_PCI_IO_PROTOCOL *PciIo; + ATA_IDENTIFY_DATA *IdentifyData;
PciIo = SataSiI3132Instance->PciIo; ZeroMem (SataPort->HostPRB, sizeof (SATA_SI3132_PRB)); @@ -311,7 +313,7 @@ SiI3132AtaPassThruCommand ( { // If the command was ATA_CMD_IDENTIFY_DRIVE then we need to update the BlockSize if (Packet->Acb->AtaCommand == ATA_CMD_IDENTIFY_DRIVE) { - ATA_IDENTIFY_DATA *IdentifyData = (ATA_IDENTIFY_DATA*)Packet->InDataBuffer; + IdentifyData = (ATA_IDENTIFY_DATA*)Packet->InDataBuffer;
// Get the corresponding Block Device SataDevice = GetSataDevice (SataSiI3132Instance, SataPort->Index, PortMultiplierPort); @@ -446,9 +448,9 @@ SiI3132GetNextPort ( *Port = 0; } else { if (PrevPort < SATA_SII3132_MAXPORT) { - *Port = PrevPort + 1; + *Port = PrevPort + 1; } else { - Status = EFI_NOT_FOUND; + Status = EFI_NOT_FOUND; } } return Status; @@ -521,16 +523,19 @@ SiI3132GetNextDevice ( SataPort = &(SataSiI3132Instance->Ports[Port]);
if (*PortMultiplierPort == 0xFFFF) { + SATA_TRACE ("SiI3132GetNextDevice() PortMultiplier"); List = SataPort->Devices.ForwardLink; - if (List != &SataPort->Devices) { + if ((List != &SataPort->Devices) && + (((SATA_SI3132_DEVICE*)List)->Atapi == FALSE)) { // The list is not empty, return the first device *PortMultiplierPort = ((SATA_SI3132_DEVICE*)List)->Index; } else { Status = EFI_NOT_FOUND; } } else { + SATA_TRACE ("SiI3132GetNextDevice()"); SataDevice = GetSataDevice (SataSiI3132Instance, Port, *PortMultiplierPort); - if (SataDevice != NULL) { + if ((SataDevice != NULL) && (SataDevice->Atapi == FALSE)) { // We have found the previous port multiplier, return the next one List = SataDevice->Link.ForwardLink; if (List != &SataPort->Devices) { @@ -589,8 +594,6 @@ SiI3132BuildDevicePath ( SATA_SI3132_DEVICE *SataDevice; EFI_DEVICE_PATH_PROTOCOL *SiI3132DevicePath;
- SATA_TRACE ("SiI3132BuildDevicePath()"); - SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This); if (!SataSiI3132Instance) { return EFI_INVALID_PARAMETER; @@ -601,20 +604,30 @@ SiI3132BuildDevicePath ( return EFI_NOT_FOUND; }
- SiI3132DevicePath = CreateDeviceNode (MESSAGING_DEVICE_PATH, MSG_SATA_DP, sizeof (SATA_DEVICE_PATH)); - if (SiI3132DevicePath == NULL) { - return EFI_OUT_OF_RESOURCES; - } + if (SataDevice->Atapi) { + DEBUG ((DEBUG_INFO, "SiI3132BuildDevicePath() Atapi %d:%d\n", Port, PortMultiplierPort)); + SiI3132DevicePath = CreateDeviceNode (MESSAGING_DEVICE_PATH, MSG_SCSI_DP, sizeof (SCSI_DEVICE_PATH)); + if (SiI3132DevicePath == NULL) { + return EFI_OUT_OF_RESOURCES; + } + ((SCSI_DEVICE_PATH*)SiI3132DevicePath)->Pun = Port; + ((SCSI_DEVICE_PATH*)SiI3132DevicePath)->Lun = 0;
- ((SATA_DEVICE_PATH*)SiI3132DevicePath)->HBAPortNumber = Port; - if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) { - ((SATA_DEVICE_PATH*)SiI3132DevicePath)->PortMultiplierPortNumber = PortMultiplierPort; } else { - //Temp:((SATA_DEVICE_PATH*)SiI3132DevicePath)->PortMultiplierPortNumber = SATA_HBA_DIRECT_CONNECT_FLAG; - ((SATA_DEVICE_PATH*)SiI3132DevicePath)->PortMultiplierPortNumber = 0; - } - ((SATA_DEVICE_PATH*)SiI3132DevicePath)->Lun = Port; //TODO: Search information how to define properly LUN (Logical Unit Number) + DEBUG ((DEBUG_VERBOSE, "SiI3132BuildDevicePath() ATA %d:%d\n", Port, PortMultiplierPort)); + SiI3132DevicePath = CreateDeviceNode (MESSAGING_DEVICE_PATH, MSG_SATA_DP, sizeof (SATA_DEVICE_PATH)); + if (SiI3132DevicePath == NULL) { + return EFI_OUT_OF_RESOURCES; + }
+ ((SATA_DEVICE_PATH*)SiI3132DevicePath)->HBAPortNumber = Port; + if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) { + ((SATA_DEVICE_PATH*)SiI3132DevicePath)->PortMultiplierPortNumber = PortMultiplierPort; + } else { + ((SATA_DEVICE_PATH*)SiI3132DevicePath)->PortMultiplierPortNumber = 0; + } + ((SATA_DEVICE_PATH*)SiI3132DevicePath)->Lun = 0; // Only support lun0 on ATA + } *DevicePath = SiI3132DevicePath; return EFI_SUCCESS; } @@ -680,7 +693,7 @@ SiI3132GetDevice ( return EFI_INVALID_PARAMETER; }
- if (((SATA_DEVICE_PATH*)DevicePath)->Lun >= SATA_SII3132_MAXPORT) { + if (((SATA_DEVICE_PATH*)DevicePath)->HBAPortNumber >= SATA_SII3132_MAXPORT) { return EFI_NOT_FOUND; }
@@ -688,7 +701,7 @@ SiI3132GetDevice ( ASSERT (0); //TODO: Implement me! return EFI_UNSUPPORTED; } else { - *Port = ((SATA_DEVICE_PATH*)DevicePath)->Lun; + *Port = ((SATA_DEVICE_PATH*)DevicePath)->HBAPortNumber; // Return the first Sata Sevice as there should be only one directly connected *PortMultiplierPort = ((SATA_SI3132_DEVICE*)SataSiI3132Instance->Ports[*Port].Devices.ForwardLink)->Index; return EFI_SUCCESS;