MdeModulePkg: Add PEI USB drivers and related PPIs
Signed-off-by: jljusten Reviewed-by: mdkinney Reviewed-by: geekboy15a git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11901 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
630
MdeModulePkg/Bus/Usb/UsbBotPei/PeiAtapi.c
Normal file
630
MdeModulePkg/Bus/Usb/UsbBotPei/PeiAtapi.c
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@@ -0,0 +1,630 @@
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/** @file
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Pei USB ATATPI command implementations.
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Copyright (c) 1999 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions
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of the BSD License which accompanies this distribution. The
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full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "UsbBotPeim.h"
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#include "BotPeim.h"
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#define MAXSENSEKEY 5
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/**
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Sends out ATAPI Inquiry Packet Command to the specified device. This command will
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return INQUIRY data of the device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@retval EFI_SUCCESS Inquiry command completes successfully.
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@retval EFI_DEVICE_ERROR Inquiry command failed.
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**/
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EFI_STATUS
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PeiUsbInquiry (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice
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)
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{
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ATAPI_PACKET_COMMAND Packet;
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EFI_STATUS Status;
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ATAPI_INQUIRY_DATA Idata;
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//
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// fill command packet
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//
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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ZeroMem (&Idata, sizeof (ATAPI_INQUIRY_DATA));
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Packet.Inquiry.opcode = ATA_CMD_INQUIRY;
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Packet.Inquiry.page_code = 0;
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Packet.Inquiry.allocation_length = 36;
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//
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// Send scsi INQUIRY command packet.
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// According to SCSI Primary Commands-2 spec, host only needs to
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// retrieve the first 36 bytes for standard INQUIRY data.
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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&Idata,
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36,
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EfiUsbDataIn,
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2000
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);
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if (EFI_ERROR (Status)) {
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return EFI_DEVICE_ERROR;
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}
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if ((Idata.peripheral_type & 0x1f) == 0x05) {
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PeiBotDevice->DeviceType = USBCDROM;
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PeiBotDevice->Media.BlockSize = 0x800;
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} else {
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PeiBotDevice->DeviceType = USBFLOPPY;
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PeiBotDevice->Media.BlockSize = 0x200;
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}
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return EFI_SUCCESS;
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}
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/**
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Sends out ATAPI Test Unit Ready Packet Command to the specified device
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to find out whether device is accessible.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@retval EFI_SUCCESS TestUnit command executed successfully.
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@retval EFI_DEVICE_ERROR Device cannot be executed TestUnit command successfully.
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**/
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EFI_STATUS
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PeiUsbTestUnitReady (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice
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)
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{
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ATAPI_PACKET_COMMAND Packet;
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EFI_STATUS Status;
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//
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// fill command packet
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//
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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Packet.TestUnitReady.opcode = ATA_CMD_TEST_UNIT_READY;
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//
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// send command packet
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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NULL,
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0,
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EfiUsbNoData,
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2000
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);
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if (EFI_ERROR (Status)) {
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return EFI_DEVICE_ERROR;
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}
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return EFI_SUCCESS;
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}
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/**
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Sends out ATAPI Request Sense Packet Command to the specified device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@param SenseCounts Length of sense buffer.
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@param SenseKeyBuffer Pointer to sense buffer.
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@retval EFI_SUCCESS Command executed successfully.
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@retval EFI_DEVICE_ERROR Some device errors happen.
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**/
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EFI_STATUS
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PeiUsbRequestSense (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice,
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OUT UINTN *SenseCounts,
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IN UINT8 *SenseKeyBuffer
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)
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{
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EFI_STATUS Status;
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ATAPI_PACKET_COMMAND Packet;
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UINT8 *Ptr;
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BOOLEAN SenseReq;
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ATAPI_REQUEST_SENSE_DATA *Sense;
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*SenseCounts = 0;
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//
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// fill command packet for Request Sense Packet Command
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//
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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Packet.RequestSence.opcode = ATA_CMD_REQUEST_SENSE;
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Packet.RequestSence.allocation_length = (UINT8) sizeof (ATAPI_REQUEST_SENSE_DATA);
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Ptr = SenseKeyBuffer;
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SenseReq = TRUE;
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//
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// request sense data from device continuously
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// until no sense data exists in the device.
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//
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while (SenseReq) {
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Sense = (ATAPI_REQUEST_SENSE_DATA *) Ptr;
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//
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// send out Request Sense Packet Command and get one Sense
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// data form device.
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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(VOID *) Ptr,
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sizeof (ATAPI_REQUEST_SENSE_DATA),
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EfiUsbDataIn,
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2000
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);
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//
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// failed to get Sense data
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//
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if (EFI_ERROR (Status)) {
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if (*SenseCounts == 0) {
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return EFI_DEVICE_ERROR;
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} else {
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return EFI_SUCCESS;
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}
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}
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if (Sense->sense_key != ATA_SK_NO_SENSE) {
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Ptr += sizeof (ATAPI_REQUEST_SENSE_DATA);
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//
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// Ptr is byte based pointer
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//
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(*SenseCounts)++;
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if (*SenseCounts == MAXSENSEKEY) {
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break;
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}
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} else {
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//
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// when no sense key, skip out the loop
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//
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SenseReq = FALSE;
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}
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}
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return EFI_SUCCESS;
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}
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/**
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Sends out ATAPI Read Capacity Packet Command to the specified device.
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This command will return the information regarding the capacity of the
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media in the device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@retval EFI_SUCCESS Command executed successfully.
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@retval EFI_DEVICE_ERROR Some device errors happen.
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**/
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EFI_STATUS
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PeiUsbReadCapacity (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice
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)
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{
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EFI_STATUS Status;
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ATAPI_PACKET_COMMAND Packet;
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ATAPI_READ_CAPACITY_DATA Data;
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ZeroMem (&Data, sizeof (ATAPI_READ_CAPACITY_DATA));
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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Packet.Inquiry.opcode = ATA_CMD_READ_CAPACITY;
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//
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// send command packet
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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(VOID *) &Data,
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sizeof (ATAPI_READ_CAPACITY_DATA),
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EfiUsbDataIn,
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2000
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);
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if (EFI_ERROR (Status)) {
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return EFI_DEVICE_ERROR;
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}
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PeiBotDevice->Media.LastBlock = (Data.LastLba3 << 24) | (Data.LastLba2 << 16) | (Data.LastLba1 << 8) | Data.LastLba0;
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PeiBotDevice->Media.MediaPresent = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Sends out ATAPI Read Format Capacity Data Command to the specified device.
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This command will return the information regarding the capacity of the
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media in the device.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@retval EFI_SUCCESS Command executed successfully.
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@retval EFI_DEVICE_ERROR Some device errors happen.
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**/
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EFI_STATUS
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PeiUsbReadFormattedCapacity (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice
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)
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{
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EFI_STATUS Status;
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ATAPI_PACKET_COMMAND Packet;
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ATAPI_READ_FORMAT_CAPACITY_DATA FormatData;
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ZeroMem (&FormatData, sizeof (ATAPI_READ_FORMAT_CAPACITY_DATA));
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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Packet.ReadFormatCapacity.opcode = ATA_CMD_READ_FORMAT_CAPACITY;
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Packet.ReadFormatCapacity.allocation_length_lo = 12;
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//
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// send command packet
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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(VOID *) &FormatData,
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sizeof (ATAPI_READ_FORMAT_CAPACITY_DATA),
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EfiUsbDataIn,
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2000
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);
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if (EFI_ERROR (Status)) {
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return EFI_DEVICE_ERROR;
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}
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if (FormatData.DesCode == 3) {
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//
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// Media is not present
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//
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PeiBotDevice->Media.MediaPresent = FALSE;
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PeiBotDevice->Media.LastBlock = 0;
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} else {
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PeiBotDevice->Media.LastBlock = (FormatData.LastLba3 << 24) | (FormatData.LastLba2 << 16) | (FormatData.LastLba1 << 8) | FormatData.LastLba0;
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PeiBotDevice->Media.LastBlock--;
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PeiBotDevice->Media.MediaPresent = TRUE;
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}
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return EFI_SUCCESS;
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}
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/**
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Execute Read(10) ATAPI command on a specific SCSI target.
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Executes the ATAPI Read(10) command on the ATAPI target specified by PeiBotDevice.
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@param PeiServices The pointer of EFI_PEI_SERVICES.
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@param PeiBotDevice The pointer to PEI_BOT_DEVICE instance.
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@param Buffer The pointer to data buffer.
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@param Lba The start logic block address of reading.
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@param NumberOfBlocks The block number of reading.
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@retval EFI_SUCCESS Command executed successfully.
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@retval EFI_DEVICE_ERROR Some device errors happen.
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**/
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EFI_STATUS
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PeiUsbRead10 (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_BOT_DEVICE *PeiBotDevice,
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IN VOID *Buffer,
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IN EFI_PEI_LBA Lba,
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IN UINTN NumberOfBlocks
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)
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{
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ATAPI_PACKET_COMMAND Packet;
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ATAPI_READ10_CMD *Read10Packet;
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UINT16 MaxBlock;
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UINT16 BlocksRemaining;
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UINT16 SectorCount;
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UINT32 Lba32;
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UINT32 BlockSize;
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UINT32 ByteCount;
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VOID *PtrBuffer;
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EFI_STATUS Status;
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UINT16 TimeOut;
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//
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// prepare command packet for the Inquiry Packet Command.
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//
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ZeroMem (&Packet, sizeof (ATAPI_PACKET_COMMAND));
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Read10Packet = &Packet.Read10;
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Lba32 = (UINT32) Lba;
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PtrBuffer = Buffer;
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BlockSize = (UINT32) PeiBotDevice->Media.BlockSize;
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MaxBlock = (UINT16) (65535 / BlockSize);
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BlocksRemaining = (UINT16) NumberOfBlocks;
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Status = EFI_SUCCESS;
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while (BlocksRemaining > 0) {
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if (BlocksRemaining <= MaxBlock) {
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SectorCount = BlocksRemaining;
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} else {
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SectorCount = MaxBlock;
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}
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//
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// fill the Packet data structure
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//
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Read10Packet->opcode = ATA_CMD_READ_10;
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//
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// Lba0 ~ Lba3 specify the start logical block address of the data transfer.
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// Lba0 is MSB, Lba3 is LSB
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//
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Read10Packet->Lba3 = (UINT8) (Lba32 & 0xff);
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Read10Packet->Lba2 = (UINT8) (Lba32 >> 8);
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Read10Packet->Lba1 = (UINT8) (Lba32 >> 16);
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Read10Packet->Lba0 = (UINT8) (Lba32 >> 24);
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//
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// TranLen0 ~ TranLen1 specify the transfer length in block unit.
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// TranLen0 is MSB, TranLen is LSB
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//
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Read10Packet->TranLen1 = (UINT8) (SectorCount & 0xff);
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Read10Packet->TranLen0 = (UINT8) (SectorCount >> 8);
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ByteCount = SectorCount * BlockSize;
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TimeOut = (UINT16) (SectorCount * 2000);
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//
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// send command packet
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//
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Status = PeiAtapiCommand (
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PeiServices,
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PeiBotDevice,
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&Packet,
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(UINT8) sizeof (ATAPI_PACKET_COMMAND),
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(VOID *) PtrBuffer,
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ByteCount,
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EfiUsbDataIn,
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TimeOut
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);
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if (Status != EFI_SUCCESS) {
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return Status;
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}
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Lba32 += SectorCount;
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PtrBuffer = (UINT8 *) PtrBuffer + SectorCount * BlockSize;
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BlocksRemaining = (UINT16) (BlocksRemaining - SectorCount);
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}
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return Status;
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}
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/**
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Check if there is media according to sense data.
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@param SenseData Pointer to sense data.
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@param SenseCounts Count of sense data.
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@retval TRUE No media
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@retval FALSE Media exists
|
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**/
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BOOLEAN
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IsNoMedia (
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IN ATAPI_REQUEST_SENSE_DATA *SenseData,
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IN UINTN SenseCounts
|
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)
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||||
{
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ATAPI_REQUEST_SENSE_DATA *SensePtr;
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UINTN Index;
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BOOLEAN NoMedia;
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NoMedia = FALSE;
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SensePtr = SenseData;
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for (Index = 0; Index < SenseCounts; Index++) {
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||||
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||||
switch (SensePtr->sense_key) {
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case ATA_SK_NOT_READY:
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switch (SensePtr->addnl_sense_code) {
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//
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// if no media, fill IdeDev parameter with specific info.
|
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//
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case ATA_ASC_NO_MEDIA:
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NoMedia = TRUE;
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break;
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||||
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||||
default:
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||||
break;
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||||
}
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||||
break;
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||||
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||||
default:
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break;
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||||
}
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||||
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||||
SensePtr++;
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||||
}
|
||||
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||||
return NoMedia;
|
||||
}
|
||||
|
||||
/**
|
||||
Check if there is media error according to sense data.
|
||||
|
||||
@param SenseData Pointer to sense data.
|
||||
@param SenseCounts Count of sense data.
|
||||
|
||||
@retval TRUE Media error
|
||||
@retval FALSE No media error
|
||||
|
||||
**/
|
||||
BOOLEAN
|
||||
IsMediaError (
|
||||
IN ATAPI_REQUEST_SENSE_DATA *SenseData,
|
||||
IN UINTN SenseCounts
|
||||
)
|
||||
{
|
||||
ATAPI_REQUEST_SENSE_DATA *SensePtr;
|
||||
UINTN Index;
|
||||
BOOLEAN Error;
|
||||
|
||||
SensePtr = SenseData;
|
||||
Error = FALSE;
|
||||
|
||||
for (Index = 0; Index < SenseCounts; Index++) {
|
||||
|
||||
switch (SensePtr->sense_key) {
|
||||
//
|
||||
// Medium error case
|
||||
//
|
||||
case ATA_SK_MEDIUM_ERROR:
|
||||
switch (SensePtr->addnl_sense_code) {
|
||||
case ATA_ASC_MEDIA_ERR1:
|
||||
//
|
||||
// fall through
|
||||
//
|
||||
case ATA_ASC_MEDIA_ERR2:
|
||||
//
|
||||
// fall through
|
||||
//
|
||||
case ATA_ASC_MEDIA_ERR3:
|
||||
//
|
||||
// fall through
|
||||
//
|
||||
case ATA_ASC_MEDIA_ERR4:
|
||||
Error = TRUE;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
//
|
||||
// Medium upside-down case
|
||||
//
|
||||
case ATA_SK_NOT_READY:
|
||||
switch (SensePtr->addnl_sense_code) {
|
||||
case ATA_ASC_MEDIA_UPSIDE_DOWN:
|
||||
Error = TRUE;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
SensePtr++;
|
||||
}
|
||||
|
||||
return Error;
|
||||
}
|
||||
|
||||
/**
|
||||
Check if media is changed according to sense data.
|
||||
|
||||
@param SenseData Pointer to sense data.
|
||||
@param SenseCounts Count of sense data.
|
||||
|
||||
@retval TRUE There is media change event.
|
||||
@retval FALSE media is NOT changed.
|
||||
|
||||
**/
|
||||
BOOLEAN
|
||||
IsMediaChange (
|
||||
IN ATAPI_REQUEST_SENSE_DATA *SenseData,
|
||||
IN UINTN SenseCounts
|
||||
)
|
||||
{
|
||||
ATAPI_REQUEST_SENSE_DATA *SensePtr;
|
||||
UINTN Index;
|
||||
BOOLEAN MediaChange;
|
||||
|
||||
MediaChange = FALSE;
|
||||
|
||||
SensePtr = SenseData;
|
||||
|
||||
for (Index = 0; Index < SenseCounts; Index++) {
|
||||
//
|
||||
// catch media change sense key and addition sense data
|
||||
//
|
||||
switch (SensePtr->sense_key) {
|
||||
case ATA_SK_UNIT_ATTENTION:
|
||||
switch (SensePtr->addnl_sense_code) {
|
||||
case ATA_ASC_MEDIA_CHANGE:
|
||||
MediaChange = TRUE;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
SensePtr++;
|
||||
}
|
||||
|
||||
return MediaChange;
|
||||
}
|
||||
Reference in New Issue
Block a user