diff options
Diffstat (limited to 'EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c')
| -rw-r--r-- | EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c | 827 |
1 files changed, 0 insertions, 827 deletions
diff --git a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c deleted file mode 100644 index 0e2905c1eb..0000000000 --- a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SiI3132AtaPassThru.c +++ /dev/null @@ -1,827 +0,0 @@ -/** @file
-*
-* Copyright (c) 2011-2015, ARM Limited. All rights reserved.
-*
-* SPDX-License-Identifier: BSD-2-Clause-Patent
-*
-**/
-
-#include "SataSiI3132.h"
-
-#include <IndustryStandard/Atapi.h>
-#include <Library/DevicePathLib.h>
-
-SATA_SI3132_DEVICE*
-GetSataDevice (
- IN SATA_SI3132_INSTANCE* SataInstance,
- IN UINT16 Port,
- IN UINT16 PortMultiplierPort
-) {
- LIST_ENTRY *List;
- SATA_SI3132_PORT *SataPort;
- SATA_SI3132_DEVICE *SataDevice;
-
- if (Port >= SATA_SII3132_MAXPORT) {
- return NULL;
- }
-
- SataPort = &(SataInstance->Ports[Port]);
- List = SataPort->Devices.ForwardLink;
-
- while (List != &SataPort->Devices) {
- SataDevice = (SATA_SI3132_DEVICE*)List;
- if (SataDevice->Index == PortMultiplierPort) {
- return SataDevice;
- }
- List = List->ForwardLink;
- }
- return NULL;
-}
-
-EFI_STATUS
-EFIAPI
-SiI3132AtaPassThruCommand (
- IN SATA_SI3132_INSTANCE *SataSiI3132Instance,
- IN SATA_SI3132_PORT *SataPort,
- IN UINT16 PortMultiplierPort,
- IN OUT EFI_ATA_PASS_THRU_COMMAND_PACKET *Packet,
- IN EFI_EVENT Event OPTIONAL
- )
-{
- SATA_SI3132_DEVICE *SataDevice;
- EFI_PHYSICAL_ADDRESS PhysInDataBuffer;
- UINTN InDataBufferLength = 0;
- EFI_PHYSICAL_ADDRESS PhysOutDataBuffer;
- UINTN OutDataBufferLength;
- CONST UINTN EmptySlot = 0;
- UINTN Control = PRB_CTRL_ATA;
- UINTN Protocol = 0;
- UINT32 Value32, Error, Timeout = 0;
- CONST UINT32 IrqMask = (SII3132_PORT_INT_CMDCOMPL | SII3132_PORT_INT_CMDERR) << 16;
- EFI_STATUS Status;
- VOID* PciAllocMapping = NULL;
- EFI_PCI_IO_PROTOCOL *PciIo;
-
- PciIo = SataSiI3132Instance->PciIo;
- ZeroMem (SataPort->HostPRB, sizeof (SATA_SI3132_PRB));
-
- // Construct Si3132 PRB
- switch (Packet->Protocol) {
- case EFI_ATA_PASS_THRU_PROTOCOL_ATA_HARDWARE_RESET:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_ATA_SOFTWARE_RESET:
- SATA_TRACE ("SiI3132AtaPassThru() EFI_ATA_PASS_THRU_PROTOCOL_ATA_SOFTWARE_RESET");
- Control = PRB_CTRL_SRST;
-
- if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) {
- SataPort->HostPRB->Fis.Control = 0x0F;
- }
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_ATA_NON_DATA:
- ASSERT (0); //TODO: Implement me!
- break;
-
- // There is no difference for SiI3132 between PIO and DMA invokation
- case EFI_ATA_PASS_THRU_PROTOCOL_UDMA_DATA_IN:
- case EFI_ATA_PASS_THRU_PROTOCOL_PIO_DATA_IN:
- // Fixup the size for block transfer. Following UEFI Specification, 'InTransferLength' should
- // be in number of bytes. But for most data transfer commands, the value is in number of blocks
- if (Packet->Acb->AtaCommand == ATA_CMD_IDENTIFY_DRIVE) {
- InDataBufferLength = Packet->InTransferLength;
- } else {
- SataDevice = GetSataDevice (SataSiI3132Instance, SataPort->Index, PortMultiplierPort);
- if (!SataDevice || (SataDevice->BlockSize == 0)) {
- return EFI_INVALID_PARAMETER;
- }
-
- InDataBufferLength = Packet->InTransferLength * SataDevice->BlockSize;
- }
-
- Status = PciIo->Map (
- PciIo, EfiPciIoOperationBusMasterWrite,
- Packet->InDataBuffer, &InDataBufferLength, &PhysInDataBuffer, &PciAllocMapping
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- // Construct SGEs (32-bit system)
- SataPort->HostPRB->Sge[0].DataAddressLow = (UINT32)PhysInDataBuffer;
- SataPort->HostPRB->Sge[0].DataAddressHigh = (UINT32)(PhysInDataBuffer >> 32);
- SataPort->HostPRB->Sge[0].Attributes = SGE_TRM; // Only one SGE
- SataPort->HostPRB->Sge[0].DataCount = InDataBufferLength;
-
- // Copy the Ata Command Block
- CopyMem (&SataPort->HostPRB->Fis, Packet->Acb, sizeof (EFI_ATA_COMMAND_BLOCK));
-
- // Fixup the FIS
- SataPort->HostPRB->Fis.FisType = 0x27; // Register - Host to Device FIS
- SataPort->HostPRB->Fis.Control = 1 << 7; // Is a command
- if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) {
- SataPort->HostPRB->Fis.Control |= PortMultiplierPort & 0xFF;
- }
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_UDMA_DATA_OUT:
- case EFI_ATA_PASS_THRU_PROTOCOL_PIO_DATA_OUT:
- SataDevice = GetSataDevice (SataSiI3132Instance, SataPort->Index, PortMultiplierPort);
- if (!SataDevice || (SataDevice->BlockSize == 0)) {
- return EFI_INVALID_PARAMETER;
- }
-
- // Fixup the size for block transfer. Following UEFI Specification, 'InTransferLength' should
- // be in number of bytes. But for most data transfer commands, the value is in number of blocks
- OutDataBufferLength = Packet->OutTransferLength * SataDevice->BlockSize;
-
- Status = PciIo->Map (
- PciIo, EfiPciIoOperationBusMasterRead,
- Packet->OutDataBuffer, &OutDataBufferLength, &PhysOutDataBuffer, &PciAllocMapping
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- // Construct SGEs (32-bit system)
- SataPort->HostPRB->Sge[0].DataAddressLow = (UINT32)PhysOutDataBuffer;
- SataPort->HostPRB->Sge[0].DataAddressHigh = (UINT32)(PhysOutDataBuffer >> 32);
- SataPort->HostPRB->Sge[0].Attributes = SGE_TRM; // Only one SGE
- SataPort->HostPRB->Sge[0].DataCount = OutDataBufferLength;
-
- // Copy the Ata Command Block
- CopyMem (&SataPort->HostPRB->Fis, Packet->Acb, sizeof (EFI_ATA_COMMAND_BLOCK));
-
- // Fixup the FIS
- SataPort->HostPRB->Fis.FisType = 0x27; // Register - Host to Device FIS
- SataPort->HostPRB->Fis.Control = 1 << 7; // Is a command
- if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) {
- SataPort->HostPRB->Fis.Control |= PortMultiplierPort & 0xFF;
- }
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_DMA:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_DMA_QUEUED:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_DEVICE_DIAGNOSTIC:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_DEVICE_RESET:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_FPDMA:
- ASSERT (0); //TODO: Implement me!
- break;
- case EFI_ATA_PASS_THRU_PROTOCOL_RETURN_RESPONSE:
- ASSERT (0); //TODO: Implement me!
- break;
- default:
- ASSERT (0);
- break;
- }
-
- SataPort->HostPRB->Control = Control;
- SataPort->HostPRB->ProtocolOverride = Protocol;
-
- // Clear IRQ
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, IrqMask);
-
- 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);
-
- 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
- Status = PciIo->Mem.Write (PciIo, EfiPciIoWidthUint32, 1, // Bar 1
- SataPort->RegBase + (EmptySlot * 0x80),
- sizeof (SATA_SI3132_PRB) / 4,
- SataPort->HostPRB);
- ASSERT_EFI_ERROR (Status);
-
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CMDEXECFIFO_REG, EmptySlot);
- }
-
-#if 0
- // Could need to be implemented if we run multiple command in parallel to know which slot has been completed
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_SLOTSTATUS_REG, &Value32);
- Timeout = Packet->Timeout;
- while (!Timeout && !Value32) {
- gBS->Stall (1);
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_SLOTSTATUS_REG, &Value32);
- Timeout--;
- }
-#else
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, &Value32);
- if (!Packet->Timeout) {
- while (!(Value32 & IrqMask)) {
- gBS->Stall (1);
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, &Value32);
- }
- } else {
- Timeout = Packet->Timeout;
- while (Timeout && !(Value32 & IrqMask)) {
- gBS->Stall (1);
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, &Value32);
- Timeout--;
- }
- }
-#endif
- // Fill Packet Ata Status Block
- Status = PciIo->Mem.Read (PciIo, EfiPciIoWidthUint32, 1, // Bar 1
- SataPort->RegBase + 0x08,
- sizeof (EFI_ATA_STATUS_BLOCK) / 4,
- Packet->Asb);
- ASSERT_EFI_ERROR (Status);
-
-
- if ((Packet->Timeout != 0) && (Timeout == 0)) {
- DEBUG ((EFI_D_ERROR, "SiI3132AtaPassThru() Err:Timeout\n"));
- //ASSERT (0);
- return EFI_TIMEOUT;
- } else if (Value32 & (SII3132_PORT_INT_CMDERR << 16)) {
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_CMDERROR_REG, &Error);
- DEBUG ((EFI_D_ERROR, "SiI3132AtaPassThru() CmdErr:0x%X (SiI3132 Err:0x%X)\n", Value32, Error));
- ASSERT (0);
- return EFI_DEVICE_ERROR;
- } else if (Value32 & (SII3132_PORT_INT_CMDCOMPL << 16)) {
- // Clear Command Complete
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, SII3132_PORT_INT_CMDCOMPL << 16);
-
- if (PciAllocMapping) {
- Status = PciIo->Unmap (PciIo, PciAllocMapping);
- ASSERT (!EFI_ERROR (Status));
- }
-
- // 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;
-
- // Get the corresponding Block Device
- SataDevice = GetSataDevice (SataSiI3132Instance, SataPort->Index, PortMultiplierPort);
-
- // Check logical block size
- if ((IdentifyData->phy_logic_sector_support & BIT12) != 0) {
- ASSERT (SataDevice != NULL);
- SataDevice->BlockSize = (UINT32) (((IdentifyData->logic_sector_size_hi << 16) |
- IdentifyData->logic_sector_size_lo) * sizeof (UINT16));
- } else {
- SataDevice->BlockSize = 0x200;
- }
- }
- return EFI_SUCCESS;
- } else {
- ASSERT (0);
- return EFI_DEVICE_ERROR;
- }
-}
-
-/**
- Sends an ATA command to an ATA device that is attached to the ATA controller. This function
- supports both blocking I/O and non-blocking I/O. The blocking I/O functionality is required,
- and the non-blocking I/O functionality is optional.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] Port The port number of the ATA device to send the command.
- @param[in] PortMultiplierPort The port multiplier port number of the ATA device to send the command.
- If there is no port multiplier, then specify 0.
- @param[in,out] Packet A pointer to the ATA command to send to the ATA device specified by Port
- and PortMultiplierPort.
- @param[in] Event If non-blocking I/O is not supported then Event is ignored, and blocking
- I/O is performed. If Event is NULL, then blocking I/O is performed. If
- Event is not NULL and non blocking I/O is supported, then non-blocking
- I/O is performed, and Event will be signaled when the ATA command completes.
-
- @retval EFI_SUCCESS The ATA command was sent by the host. For bi-directional commands,
- InTransferLength bytes were transferred from InDataBuffer. For write and
- bi-directional commands, OutTransferLength bytes were transferred by OutDataBuffer.
- @retval EFI_BAD_BUFFER_SIZE The ATA command was not executed. The number of bytes that could be transferred
- is returned in InTransferLength. For write and bi-directional commands,
- OutTransferLength bytes were transferred by OutDataBuffer.
- @retval EFI_NOT_READY The ATA command could not be sent because there are too many ATA commands
- already queued. The caller may retry again later.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to send the ATA command.
- @retval EFI_INVALID_PARAMETER Port, PortMultiplierPort, or the contents of Acb are invalid. The ATA
- command was not sent, so no additional status information is available.
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132AtaPassThru (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port,
- IN UINT16 PortMultiplierPort,
- IN OUT EFI_ATA_PASS_THRU_COMMAND_PACKET *Packet,
- IN EFI_EVENT Event OPTIONAL
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- SATA_SI3132_DEVICE *SataDevice;
- SATA_SI3132_PORT *SataPort;
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- SataDevice = GetSataDevice (SataSiI3132Instance, Port, PortMultiplierPort);
- if (!SataDevice) {
- return EFI_INVALID_PARAMETER;
- }
- SataPort = SataDevice->Port;
-
- DEBUG ((EFI_D_INFO, "SiI3132AtaPassThru(%d,%d) : AtaCmd:0x%X Prot:%d\n", Port, PortMultiplierPort,
- Packet->Acb->AtaCommand, Packet->Protocol));
-
- return SiI3132AtaPassThruCommand (SataSiI3132Instance, SataPort, PortMultiplierPort, Packet, Event);
-}
-
-/**
- Used to retrieve the list of legal port numbers for ATA devices on an ATA controller.
- These can either be the list of ports where ATA devices are actually present or the
- list of legal port numbers for the ATA controller. Regardless, the caller of this
- function must probe the port number returned to see if an ATA device is actually
- present at that location on the ATA controller.
-
- The GetNextPort() function retrieves the port number on an ATA controller. If on input
- Port is 0xFFFF, then the port number of the first port on the ATA controller is returned
- in Port and EFI_SUCCESS is returned.
-
- If Port is a port number that was returned on a previous call to GetNextPort(), then the
- port number of the next port on the ATA controller is returned in Port, and EFI_SUCCESS
- is returned. If Port is not 0xFFFF and Port was not returned on a previous call to
- GetNextPort(), then EFI_INVALID_PARAMETER is returned.
-
- If Port is the port number of the last port on the ATA controller, then EFI_NOT_FOUND is
- returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in,out] Port On input, a pointer to the port number on the ATA controller.
- On output, a pointer to the next port number on the ATA
- controller. An input value of 0xFFFF retrieves the first port
- number on the ATA controller.
-
- @retval EFI_SUCCESS The next port number on the ATA controller was returned in Port.
- @retval EFI_NOT_FOUND There are no more ports on this ATA controller.
- @retval EFI_INVALID_PARAMETER Port is not 0xFFFF and Port was not returned on a previous call
- to GetNextPort().
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132GetNextPort (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN OUT UINT16 *Port
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- UINTN PrevPort;
- EFI_STATUS Status = EFI_SUCCESS;
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- PrevPort = *Port;
-
- if (PrevPort == 0xFFFF) {
- *Port = 0;
- } else {
- if (PrevPort < SATA_SII3132_MAXPORT) {
- *Port = PrevPort + 1;
- } else {
- Status = EFI_NOT_FOUND;
- }
- }
- return Status;
-}
-
-/**
- Used to retrieve the list of legal port multiplier port numbers for ATA devices on a port of an ATA
- controller. These can either be the list of port multiplier ports where ATA devices are actually
- present on port or the list of legal port multiplier ports on that port. Regardless, the caller of this
- function must probe the port number and port multiplier port number returned to see if an ATA
- device is actually present.
-
- The GetNextDevice() function retrieves the port multiplier port number of an ATA device
- present on a port of an ATA controller.
-
- If PortMultiplierPort points to a port multiplier port number value that was returned on a
- previous call to GetNextDevice(), then the port multiplier port number of the next ATA device
- on the port of the ATA controller is returned in PortMultiplierPort, and EFI_SUCCESS is
- returned.
-
- If PortMultiplierPort points to 0xFFFF, then the port multiplier port number of the first
- ATA device on port of the ATA controller is returned in PortMultiplierPort and
- EFI_SUCCESS is returned.
-
- If PortMultiplierPort is not 0xFFFF and the value pointed to by PortMultiplierPort
- was not returned on a previous call to GetNextDevice(), then EFI_INVALID_PARAMETER
- is returned.
-
- If PortMultiplierPort is the port multiplier port number of the last ATA device on the port of
- the ATA controller, then EFI_NOT_FOUND is returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] Port The port number present on the ATA controller.
- @param[in,out] PortMultiplierPort On input, a pointer to the port multiplier port number of an
- ATA device present on the ATA controller.
- If on input a PortMultiplierPort of 0xFFFF is specified,
- then the port multiplier port number of the first ATA device
- is returned. On output, a pointer to the port multiplier port
- number of the next ATA device present on an ATA controller.
-
- @retval EFI_SUCCESS The port multiplier port number of the next ATA device on the port
- of the ATA controller was returned in PortMultiplierPort.
- @retval EFI_NOT_FOUND There are no more ATA devices on this port of the ATA controller.
- @retval EFI_INVALID_PARAMETER PortMultiplierPort is not 0xFFFF, and PortMultiplierPort was not
- returned on a previous call to GetNextDevice().
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132GetNextDevice (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port,
- IN OUT UINT16 *PortMultiplierPort
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- SATA_SI3132_PORT *SataPort;
- SATA_SI3132_DEVICE *SataDevice;
- LIST_ENTRY *List;
- EFI_STATUS Status = EFI_SUCCESS;
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Port >= SATA_SII3132_MAXPORT) {
- return EFI_INVALID_PARAMETER;
- }
-
- SataPort = &(SataSiI3132Instance->Ports[Port]);
-
- if (*PortMultiplierPort == 0xFFFF) {
- List = SataPort->Devices.ForwardLink;
- if (List != &SataPort->Devices) {
- // The list is not empty, return the first device
- *PortMultiplierPort = ((SATA_SI3132_DEVICE*)List)->Index;
- } else {
- Status = EFI_NOT_FOUND;
- }
- } else {
- SataDevice = GetSataDevice (SataSiI3132Instance, Port, *PortMultiplierPort);
- if (SataDevice != NULL) {
- // We have found the previous port multiplier, return the next one
- List = SataDevice->Link.ForwardLink;
- if (List != &SataPort->Devices) {
- *PortMultiplierPort = ((SATA_SI3132_DEVICE*)List)->Index;
- } else {
- Status = EFI_NOT_FOUND;
- }
- } else {
- Status = EFI_NOT_FOUND;
- }
- }
- return Status;
-}
-
-/**
- Used to allocate and build a device path node for an ATA device on an ATA controller.
-
- The BuildDevicePath() function allocates and builds a single device node for the ATA
- device specified by Port and PortMultiplierPort. If the ATA device specified by Port and
- PortMultiplierPort is not present on the ATA controller, then EFI_NOT_FOUND is returned.
- If DevicePath is NULL, then EFI_INVALID_PARAMETER is returned. If there are not enough
- resources to allocate the device path node, then EFI_OUT_OF_RESOURCES is returned.
-
- Otherwise, DevicePath is allocated with the boot service AllocatePool(), the contents of
- DevicePath are initialized to describe the ATA device specified by Port and PortMultiplierPort,
- and EFI_SUCCESS is returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] Port Port specifies the port number of the ATA device for which a
- device path node is to be allocated and built.
- @param[in] PortMultiplierPort The port multiplier port number of the ATA device for which a
- device path node is to be allocated and built. If there is no
- port multiplier, then specify 0.
- @param[in,out] DevicePath A pointer to a single device path node that describes the ATA
- device specified by Port and PortMultiplierPort. This function
- is responsible for allocating the buffer DevicePath with the
- boot service AllocatePool(). It is the caller's responsibility
- to free DevicePath when the caller is finished with DevicePath.
- @retval EFI_SUCCESS The device path node that describes the ATA device specified by
- Port and PortMultiplierPort was allocated and returned in DevicePath.
- @retval EFI_NOT_FOUND The ATA device specified by Port and PortMultiplierPort does not
- exist on the ATA controller.
- @retval EFI_INVALID_PARAMETER DevicePath is NULL.
- @retval EFI_OUT_OF_RESOURCES There are not enough resources to allocate DevicePath.
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132BuildDevicePath (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port,
- IN UINT16 PortMultiplierPort,
- IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- SATA_SI3132_DEVICE *SataDevice;
- EFI_DEVICE_PATH_PROTOCOL *SiI3132DevicePath;
-
- SATA_TRACE ("SiI3132BuildDevicePath()");
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- SataDevice = GetSataDevice (SataSiI3132Instance, Port, PortMultiplierPort);
- if (SataDevice == NULL) {
- return EFI_NOT_FOUND;
- }
-
- 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 {
- //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)
-
- *DevicePath = SiI3132DevicePath;
- return EFI_SUCCESS;
-}
-
-/**
- Used to translate a device path node to a port number and port multiplier port number.
-
- The GetDevice() function determines the port and port multiplier port number associated with
- the ATA device described by DevicePath. If DevicePath is a device path node type that the
- ATA Pass Thru driver supports, then the ATA Pass Thru driver will attempt to translate the contents
- DevicePath into a port number and port multiplier port number.
-
- If this translation is successful, then that port number and port multiplier port number are returned
- in Port and PortMultiplierPort, and EFI_SUCCESS is returned.
-
- If DevicePath, Port, or PortMultiplierPort are NULL, then EFI_INVALID_PARAMETER is returned.
-
- If DevicePath is not a device path node type that the ATA Pass Thru driver supports, then
- EFI_UNSUPPORTED is returned.
-
- If DevicePath is a device path node type that the ATA Pass Thru driver supports, but there is not
- a valid translation from DevicePath to a port number and port multiplier port number, then
- EFI_NOT_FOUND is returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] DevicePath A pointer to the device path node that describes an ATA device on the
- ATA controller.
- @param[out] Port On return, points to the port number of an ATA device on the ATA controller.
- @param[out] PortMultiplierPort On return, points to the port multiplier port number of an ATA device
- on the ATA controller.
-
- @retval EFI_SUCCESS DevicePath was successfully translated to a port number and port multiplier
- port number, and they were returned in Port and PortMultiplierPort.
- @retval EFI_INVALID_PARAMETER DevicePath is NULL.
- @retval EFI_INVALID_PARAMETER Port is NULL.
- @retval EFI_INVALID_PARAMETER PortMultiplierPort is NULL.
- @retval EFI_UNSUPPORTED This driver does not support the device path node type in DevicePath.
- @retval EFI_NOT_FOUND A valid translation from DevicePath to a port number and port multiplier
- port number does not exist.
-**/
-EFI_STATUS
-EFIAPI
-SiI3132GetDevice (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
- OUT UINT16 *Port,
- OUT UINT16 *PortMultiplierPort
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
-
- SATA_TRACE ("SiI3132GetDevice()");
-
- if (!DevicePath || !Port || !PortMultiplierPort) {
- return EFI_INVALID_PARAMETER;
- }
-
- if ((DevicePath->Type != MESSAGING_DEVICE_PATH) || (DevicePath->SubType != MSG_SATA_DP)) {
- return EFI_UNSUPPORTED;
- }
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (((SATA_DEVICE_PATH*)DevicePath)->Lun >= SATA_SII3132_MAXPORT) {
- return EFI_NOT_FOUND;
- }
-
- if (FeaturePcdGet (PcdSataSiI3132FeaturePMPSupport)) {
- ASSERT (0); //TODO: Implement me!
- return EFI_UNSUPPORTED;
- } else {
- *Port = ((SATA_DEVICE_PATH*)DevicePath)->Lun;
- // Return the first Sata Device as there should be only one directly connected
- *PortMultiplierPort = ((SATA_SI3132_DEVICE*)SataSiI3132Instance->Ports[*Port].Devices.ForwardLink)->Index;
- return EFI_SUCCESS;
- }
-}
-
-EFI_STATUS
-SiI3132HwResetPort (
- IN SATA_SI3132_PORT *SataPort
- )
-{
- EFI_PCI_IO_PROTOCOL *PciIo;
- UINT32 Value32;
- UINTN Timeout;
-
- SATA_TRACE ("SiI3132HwResetPort()");
-
- PciIo = SataPort->Instance->PciIo;
-
- // Clear Port Reset
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CONTROLCLEAR_REG, SII3132_PORT_CONTROL_RESET);
-
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_STATUS_REG, &Value32);
- ASSERT (!(Value32 & SII3132_PORT_CONTROL_RESET));
-
- // Initialize error counters
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_ERRCOUNTDECODE, 0);
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_ERRCOUNTCRC, 0);
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_ERRCOUNTHANDSHAKE, 0);
-
- // Enable interrupts for command completion and command errors
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_ENABLEINT_REG, SII3132_PORT_INT_CMDCOMPL | SII3132_PORT_INT_CMDERR);
-
- // Clear IRQ
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_ENABLEINT_REG, SII3132_PORT_INT_CMDCOMPL | SII3132_PORT_INT_CMDERR | SII3132_PORT_INT_PORTRDY | (1 << 3));
-
- // Wait until Port Ready
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, &Value32);
- Timeout = 1000;
- while ((Timeout > 0) && ((Value32 & SII3132_PORT_INT_PORTRDY) == 0)) {
- gBS->Stall (1);
- Timeout--;
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, &Value32);
- }
- // Clear IRQ
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_INTSTATUS_REG, SII3132_PORT_INT_PORTRDY);
-
- if (Timeout == 0) {
- SATA_TRACE ("SiI3132HwResetPort(): Timeout");
- return EFI_TIMEOUT;
- } else if ((Value32 & SII3132_PORT_INT_PORTRDY) == 0) {
- SATA_TRACE ("SiI3132HwResetPort(): Port Not Ready");
- return EFI_DEVICE_ERROR;
- } else {
- return EFI_SUCCESS;
- }
-}
-
-/**
- Resets a specific port on the ATA controller. This operation also resets all the ATA devices
- connected to the port.
-
- The ResetChannel() function resets an a specific port on an ATA controller. This operation
- resets all the ATA devices connected to that port. If this ATA controller does not support
- a reset port operation, then EFI_UNSUPPORTED is returned.
-
- If a device error occurs while executing that port reset operation, then EFI_DEVICE_ERROR is
- returned.
-
- If a timeout occurs during the execution of the port reset operation, then EFI_TIMEOUT is returned.
-
- If the port reset operation is completed, then EFI_SUCCESS is returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] Port The port number on the ATA controller.
-
- @retval EFI_SUCCESS The ATA controller port was reset.
- @retval EFI_UNSUPPORTED The ATA controller does not support a port reset operation.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the ATA port.
- @retval EFI_TIMEOUT A timeout occurred while attempting to reset the ATA port.
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132ResetPort (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port
- )
-{
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- SATA_SI3132_PORT *SataPort;
-
- SATA_TRACE ("SiI3132ResetPort()");
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (Port >= SATA_SII3132_MAXPORT) {
- return EFI_UNSUPPORTED;
- }
-
- SataPort = &(SataSiI3132Instance->Ports[Port]);
- return SiI3132HwResetPort (SataPort);
-}
-
-/**
- Resets an ATA device that is connected to an ATA controller.
-
- The ResetDevice() function resets the ATA device specified by Port and PortMultiplierPort.
- If this ATA controller does not support a device reset operation, then EFI_UNSUPPORTED is
- returned.
-
- If Port or PortMultiplierPort are not in a valid range for this ATA controller, then
- EFI_INVALID_PARAMETER is returned.
-
- If a device error occurs while executing that device reset operation, then EFI_DEVICE_ERROR
- is returned.
-
- If a timeout occurs during the execution of the device reset operation, then EFI_TIMEOUT is
- returned.
-
- If the device reset operation is completed, then EFI_SUCCESS is returned.
-
- @param[in] This A pointer to the EFI_ATA_PASS_THRU_PROTOCOL instance.
- @param[in] Port Port represents the port number of the ATA device to be reset.
- @param[in] PortMultiplierPort The port multiplier port number of the ATA device to reset.
- If there is no port multiplier, then specify 0.
- @retval EFI_SUCCESS The ATA device specified by Port and PortMultiplierPort was reset.
- @retval EFI_UNSUPPORTED The ATA controller does not support a device reset operation.
- @retval EFI_INVALID_PARAMETER Port or PortMultiplierPort are invalid.
- @retval EFI_DEVICE_ERROR A device error occurred while attempting to reset the ATA device
- specified by Port and PortMultiplierPort.
- @retval EFI_TIMEOUT A timeout occurred while attempting to reset the ATA device
- specified by Port and PortMultiplierPort.
-
-**/
-EFI_STATUS
-EFIAPI
-SiI3132ResetDevice (
- IN EFI_ATA_PASS_THRU_PROTOCOL *This,
- IN UINT16 Port,
- IN UINT16 PortMultiplierPort
- )
-{
- EFI_PCI_IO_PROTOCOL *PciIo;
- SATA_SI3132_INSTANCE *SataSiI3132Instance;
- SATA_SI3132_PORT *SataPort;
- SATA_SI3132_DEVICE *SataDevice;
- UINTN Timeout;
- UINT32 Value32;
-
- SATA_TRACE ("SiI3132ResetDevice()");
-
- SataSiI3132Instance = INSTANCE_FROM_ATAPASSTHRU_THIS (This);
- if (!SataSiI3132Instance) {
- return EFI_INVALID_PARAMETER;
- }
-
- PciIo = SataSiI3132Instance->PciIo;
-
- SataDevice = GetSataDevice (SataSiI3132Instance, Port, PortMultiplierPort);
- if (!SataDevice) {
- return EFI_INVALID_PARAMETER;
- }
- SataPort = SataDevice->Port;
-
- SATA_PORT_WRITE32 (SataPort->RegBase + SII3132_PORT_CONTROLSET_REG, SII3132_PORT_DEVICE_RESET);
-
- Timeout = 100;
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_STATUS_REG, &Value32);
- while ((Timeout > 0) && ((Value32 & SII3132_PORT_DEVICE_RESET) != 0)) {
- gBS->Stall (1);
- SATA_PORT_READ32 (SataPort->RegBase + SII3132_PORT_STATUS_REG, &Value32);
- Timeout--;
- }
-
- if (Timeout == 0) {
- SATA_TRACE ("SiI3132ResetDevice(): Timeout");
- return EFI_TIMEOUT;
- } else {
- return EFI_SUCCESS;
- }
-}
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