Leaked source code of windows server 2003
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/*++
Copyright (C) Microsoft Corporation, 1991 - 1999
Module Name:
debug.c
Abstract:
CLASSPNP debug code and data
Environment:
kernel mode only
Notes:
Revision History:
--*/
#include "classp.h"
#include "debug.h"
#if DBG
//
// default to not breaking in for lost irps, five minutes before we even
// bother checking for lost irps, using standard debug print macros, and
// using a 64k debug print buffer
//
#ifndef CLASS_GLOBAL_BREAK_ON_LOST_IRPS
#error "CLASS_GLOBAL_BREAK_ON_LOST_IRPS undefined"
#define CLASS_GLOBAL_BREAK_ON_LOST_IRPS 0
#endif // CLASS_GLOBAL_BREAK_ON_LOST_IRPS
#ifndef CLASS_GLOBAL_SECONDS_TO_WAIT_FOR_SYNCHRONOUS_SRB
#error "CLASS_GLOBAL_SECONDS_TO_WAIT_FOR_SYNCHRONOUS_SRB undefined"
#define CLASS_GLOBAL_SECONDS_TO_WAIT_FOR_SYNCHRONOUS_SRB 300
#endif // CLASS_GLOBAL_SECONDS_TO_WAIT_FOR_SYNCHRONOUS_SRB
#ifndef CLASS_GLOBAL_BUFFERED_DEBUG_PRINT
#error "CLASS_GLOBAL_BUFFERED_DEBUG_PRINT undefined"
#define CLASS_GLOBAL_BUFFERED_DEBUG_PRINT 0
#endif // CLASS_GLOBAL_BUFFERED_DEBUG_PRINT
#ifndef CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFER_SIZE
#error "CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFER_SIZE undefined"
#define CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFER_SIZE 512
#endif // CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFER_SIZE
#ifndef CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFERS
#error "CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFERS undefined"
#define CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFERS 512
#endif // CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFERS
#pragma data_seg("NONPAGE")
CLASSPNP_GLOBALS ClasspnpGlobals;
//
// the low sixteen bits are used to see if the debug level is high enough
// the high sixteen bits are used to singly enable debug levels 1-16
//
LONG ClassDebug = 0x00000000;
BOOLEAN DebugTrapOnWarn = FALSE;
VOID ClasspInitializeDebugGlobals()
{
KIRQL irql;
if (InterlockedCompareExchange(&ClasspnpGlobals.Initializing, 1, 0) == 0) {
KeInitializeSpinLock(&ClasspnpGlobals.SpinLock);
KeAcquireSpinLock(&ClasspnpGlobals.SpinLock, &irql);
DebugPrint((1, "CLASSPNP.SYS => Initializing ClasspnpGlobals...\n"));
ClasspnpGlobals.Buffer = NULL;
ClasspnpGlobals.Index = -1;
ClasspnpGlobals.BreakOnLostIrps = CLASS_GLOBAL_BREAK_ON_LOST_IRPS;
ClasspnpGlobals.EachBufferSize = CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFER_SIZE;
ClasspnpGlobals.NumberOfBuffers = CLASS_GLOBAL_BUFFERED_DEBUG_PRINT_BUFFERS;
ClasspnpGlobals.SecondsToWaitForIrps = CLASS_GLOBAL_SECONDS_TO_WAIT_FOR_SYNCHRONOUS_SRB;
//
// this should be the last item set
//
ClasspnpGlobals.UseBufferedDebugPrint = CLASS_GLOBAL_BUFFERED_DEBUG_PRINT;
KeReleaseSpinLock(&ClasspnpGlobals.SpinLock, irql);
InterlockedExchange(&ClasspnpGlobals.Initialized, 1);
}
}
/*++////////////////////////////////////////////////////////////////////////////
ClassDebugPrint()
Routine Description:
Debug print for all class drivers, NOOP on FRE versions.
Allows printing to a debug buffer (with auto fallback to kdprint) by
properly setting the Globals in classpnp on CHK versions.
Arguments:
Debug print level, or from 0 to 3 for legacy drivers.
Return Value:
None
--*/
VOID ClassDebugPrint(CLASS_DEBUG_LEVEL DebugPrintLevel, PCCHAR DebugMessage, ...)
{
va_list ap;
va_start(ap, DebugMessage);
if ((DebugPrintLevel <= (ClassDebug & 0x0000ffff)) ||
((1 << (DebugPrintLevel + 15)) & ClassDebug)) {
if (ClasspnpGlobals.UseBufferedDebugPrint &&
ClasspnpGlobals.Buffer == NULL) {
//
// this double-check prevents always taking
// a spinlock just to ensure we have a buffer
//
KIRQL irql;
KeAcquireSpinLock(&ClasspnpGlobals.SpinLock, &irql);
if (ClasspnpGlobals.Buffer == NULL) {
SIZE_T bufferSize;
bufferSize = ClasspnpGlobals.NumberOfBuffers *
ClasspnpGlobals.EachBufferSize;
DbgPrintEx(DPFLTR_CLASSPNP_ID, DPFLTR_ERROR_LEVEL,
"ClassDebugPrint: Allocating %x bytes for "
"classdebugprint buffer\n", bufferSize);
ClasspnpGlobals.Index = -1;
ClasspnpGlobals.Buffer =
ExAllocatePoolWithTag(NonPagedPool, bufferSize, 'bDcS');
DbgPrintEx(DPFLTR_CLASSPNP_ID, DPFLTR_ERROR_LEVEL,
"ClassDebugPrint: Allocated buffer at %p\n",
ClasspnpGlobals.Buffer);
}
KeReleaseSpinLock(&ClasspnpGlobals.SpinLock, irql);
}
if (ClasspnpGlobals.UseBufferedDebugPrint &&
ClasspnpGlobals.Buffer != NULL) {
//
// we never free the buffer, so once it exists,
// we can just print to it with immunity
//
ULONG index;
PUCHAR buffer;
index = InterlockedIncrement(&ClasspnpGlobals.Index);
index %= ClasspnpGlobals.NumberOfBuffers;
index *= (ULONG)ClasspnpGlobals.EachBufferSize;
buffer = ClasspnpGlobals.Buffer;
buffer += index;
_vsnprintf(buffer, ClasspnpGlobals.EachBufferSize, DebugMessage, ap);
} else {
//
// either we could not allocate a buffer for debug prints
// or buffered debug prints are disabled
//
vDbgPrintEx(DPFLTR_CLASSPNP_ID, DPFLTR_INFO_LEVEL, DebugMessage, ap);
}
}
va_end(ap);
}
char *DbgGetIoctlStr(ULONG ioctl)
{
char *ioctlStr = "?";
switch (ioctl){
#undef MAKE_CASE
#define MAKE_CASE(ioctlCode) case ioctlCode: ioctlStr = #ioctlCode; break;
MAKE_CASE(IOCTL_STORAGE_CHECK_VERIFY)
MAKE_CASE(IOCTL_STORAGE_CHECK_VERIFY2)
MAKE_CASE(IOCTL_STORAGE_MEDIA_REMOVAL)
MAKE_CASE(IOCTL_STORAGE_EJECT_MEDIA)
MAKE_CASE(IOCTL_STORAGE_LOAD_MEDIA)
MAKE_CASE(IOCTL_STORAGE_LOAD_MEDIA2)
MAKE_CASE(IOCTL_STORAGE_RESERVE)
MAKE_CASE(IOCTL_STORAGE_RELEASE)
MAKE_CASE(IOCTL_STORAGE_FIND_NEW_DEVICES)
MAKE_CASE(IOCTL_STORAGE_EJECTION_CONTROL)
MAKE_CASE(IOCTL_STORAGE_MCN_CONTROL)
MAKE_CASE(IOCTL_STORAGE_GET_MEDIA_TYPES)
MAKE_CASE(IOCTL_STORAGE_GET_MEDIA_TYPES_EX)
MAKE_CASE(IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER)
MAKE_CASE(IOCTL_STORAGE_GET_HOTPLUG_INFO)
MAKE_CASE(IOCTL_STORAGE_RESET_BUS)
MAKE_CASE(IOCTL_STORAGE_RESET_DEVICE)
MAKE_CASE(IOCTL_STORAGE_GET_DEVICE_NUMBER)
MAKE_CASE(IOCTL_STORAGE_PREDICT_FAILURE)
MAKE_CASE(IOCTL_STORAGE_QUERY_PROPERTY)
MAKE_CASE(OBSOLETE_IOCTL_STORAGE_RESET_BUS)
MAKE_CASE(OBSOLETE_IOCTL_STORAGE_RESET_DEVICE)
}
return ioctlStr;
}
char *DbgGetScsiOpStr(PSCSI_REQUEST_BLOCK Srb)
{
PCDB pCdb = (PCDB)Srb->Cdb;
UCHAR scsiOp = pCdb->CDB6GENERIC.OperationCode;
char *scsiOpStr = "?";
switch (scsiOp){
#undef MAKE_CASE
#define MAKE_CASE(scsiOpCode) case scsiOpCode: scsiOpStr = #scsiOpCode; break;
MAKE_CASE(SCSIOP_TEST_UNIT_READY)
MAKE_CASE(SCSIOP_REWIND) // aka SCSIOP_REZERO_UNIT
MAKE_CASE(SCSIOP_REQUEST_BLOCK_ADDR)
MAKE_CASE(SCSIOP_REQUEST_SENSE)
MAKE_CASE(SCSIOP_FORMAT_UNIT)
MAKE_CASE(SCSIOP_READ_BLOCK_LIMITS)
MAKE_CASE(SCSIOP_INIT_ELEMENT_STATUS) // aka SCSIOP_REASSIGN_BLOCKS
MAKE_CASE(SCSIOP_RECEIVE) // aka SCSIOP_READ6
MAKE_CASE(SCSIOP_SEND) // aka SCSIOP_WRITE6, SCSIOP_PRINT
MAKE_CASE(SCSIOP_SLEW_PRINT) // aka SCSIOP_SEEK6, SCSIOP_TRACK_SELECT
MAKE_CASE(SCSIOP_SEEK_BLOCK)
MAKE_CASE(SCSIOP_PARTITION)
MAKE_CASE(SCSIOP_READ_REVERSE)
MAKE_CASE(SCSIOP_FLUSH_BUFFER) // aka SCSIOP_WRITE_FILEMARKS
MAKE_CASE(SCSIOP_SPACE)
MAKE_CASE(SCSIOP_INQUIRY)
MAKE_CASE(SCSIOP_VERIFY6)
MAKE_CASE(SCSIOP_RECOVER_BUF_DATA)
MAKE_CASE(SCSIOP_MODE_SELECT)
MAKE_CASE(SCSIOP_RESERVE_UNIT)
MAKE_CASE(SCSIOP_RELEASE_UNIT)
MAKE_CASE(SCSIOP_COPY)
MAKE_CASE(SCSIOP_ERASE)
MAKE_CASE(SCSIOP_MODE_SENSE)
MAKE_CASE(SCSIOP_START_STOP_UNIT) // aka SCSIOP_STOP_PRINT, SCSIOP_LOAD_UNLOAD
MAKE_CASE(SCSIOP_RECEIVE_DIAGNOSTIC)
MAKE_CASE(SCSIOP_SEND_DIAGNOSTIC)
MAKE_CASE(SCSIOP_MEDIUM_REMOVAL)
MAKE_CASE(SCSIOP_READ_FORMATTED_CAPACITY)
MAKE_CASE(SCSIOP_READ_CAPACITY)
MAKE_CASE(SCSIOP_READ)
MAKE_CASE(SCSIOP_WRITE)
MAKE_CASE(SCSIOP_SEEK) // aka SCSIOP_LOCATE, SCSIOP_POSITION_TO_ELEMENT
MAKE_CASE(SCSIOP_WRITE_VERIFY)
MAKE_CASE(SCSIOP_VERIFY)
MAKE_CASE(SCSIOP_SEARCH_DATA_HIGH)
MAKE_CASE(SCSIOP_SEARCH_DATA_EQUAL)
MAKE_CASE(SCSIOP_SEARCH_DATA_LOW)
MAKE_CASE(SCSIOP_SET_LIMITS)
MAKE_CASE(SCSIOP_READ_POSITION)
MAKE_CASE(SCSIOP_SYNCHRONIZE_CACHE)
MAKE_CASE(SCSIOP_COMPARE)
MAKE_CASE(SCSIOP_COPY_COMPARE)
MAKE_CASE(SCSIOP_WRITE_DATA_BUFF)
MAKE_CASE(SCSIOP_READ_DATA_BUFF)
MAKE_CASE(SCSIOP_CHANGE_DEFINITION)
MAKE_CASE(SCSIOP_READ_SUB_CHANNEL)
MAKE_CASE(SCSIOP_READ_TOC)
MAKE_CASE(SCSIOP_READ_HEADER)
MAKE_CASE(SCSIOP_PLAY_AUDIO)
MAKE_CASE(SCSIOP_GET_CONFIGURATION)
MAKE_CASE(SCSIOP_PLAY_AUDIO_MSF)
MAKE_CASE(SCSIOP_PLAY_TRACK_INDEX)
MAKE_CASE(SCSIOP_PLAY_TRACK_RELATIVE)
MAKE_CASE(SCSIOP_GET_EVENT_STATUS)
MAKE_CASE(SCSIOP_PAUSE_RESUME)
MAKE_CASE(SCSIOP_LOG_SELECT)
MAKE_CASE(SCSIOP_LOG_SENSE)
MAKE_CASE(SCSIOP_STOP_PLAY_SCAN)
MAKE_CASE(SCSIOP_READ_DISK_INFORMATION)
MAKE_CASE(SCSIOP_READ_TRACK_INFORMATION)
MAKE_CASE(SCSIOP_RESERVE_TRACK_RZONE)
MAKE_CASE(SCSIOP_SEND_OPC_INFORMATION)
MAKE_CASE(SCSIOP_MODE_SELECT10)
MAKE_CASE(SCSIOP_MODE_SENSE10)
MAKE_CASE(SCSIOP_CLOSE_TRACK_SESSION)
MAKE_CASE(SCSIOP_READ_BUFFER_CAPACITY)
MAKE_CASE(SCSIOP_SEND_CUE_SHEET)
MAKE_CASE(SCSIOP_PERSISTENT_RESERVE_IN)
MAKE_CASE(SCSIOP_PERSISTENT_RESERVE_OUT)
MAKE_CASE(SCSIOP_REPORT_LUNS)
MAKE_CASE(SCSIOP_BLANK)
MAKE_CASE(SCSIOP_SEND_KEY)
MAKE_CASE(SCSIOP_REPORT_KEY)
MAKE_CASE(SCSIOP_MOVE_MEDIUM)
MAKE_CASE(SCSIOP_LOAD_UNLOAD_SLOT) // aka SCSIOP_EXCHANGE_MEDIUM
MAKE_CASE(SCSIOP_SET_READ_AHEAD)
MAKE_CASE(SCSIOP_READ_DVD_STRUCTURE)
MAKE_CASE(SCSIOP_REQUEST_VOL_ELEMENT)
MAKE_CASE(SCSIOP_SEND_VOLUME_TAG)
MAKE_CASE(SCSIOP_READ_ELEMENT_STATUS)
MAKE_CASE(SCSIOP_READ_CD_MSF)
MAKE_CASE(SCSIOP_SCAN_CD)
MAKE_CASE(SCSIOP_SET_CD_SPEED)
MAKE_CASE(SCSIOP_PLAY_CD)
MAKE_CASE(SCSIOP_MECHANISM_STATUS)
MAKE_CASE(SCSIOP_READ_CD)
MAKE_CASE(SCSIOP_SEND_DVD_STRUCTURE)
MAKE_CASE(SCSIOP_INIT_ELEMENT_RANGE)
}
return scsiOpStr;
}
char *DbgGetSrbStatusStr(PSCSI_REQUEST_BLOCK Srb)
{
char *srbStatStr = "?";
switch (Srb->SrbStatus){
#undef MAKE_CASE
#define MAKE_CASE(srbStat) \
case srbStat: \
srbStatStr = #srbStat; \
break; \
case srbStat|SRB_STATUS_QUEUE_FROZEN: \
srbStatStr = #srbStat "|SRB_STATUS_QUEUE_FROZEN"; \
break; \
case srbStat|SRB_STATUS_AUTOSENSE_VALID: \
srbStatStr = #srbStat "|SRB_STATUS_AUTOSENSE_VALID"; \
break; \
case srbStat|SRB_STATUS_QUEUE_FROZEN|SRB_STATUS_AUTOSENSE_VALID: \
srbStatStr = #srbStat "|SRB_STATUS_QUEUE_FROZEN|SRB_STATUS_AUTOSENSE_VALID"; \
break;
MAKE_CASE(SRB_STATUS_PENDING)
MAKE_CASE(SRB_STATUS_SUCCESS)
MAKE_CASE(SRB_STATUS_ABORTED)
MAKE_CASE(SRB_STATUS_ABORT_FAILED)
MAKE_CASE(SRB_STATUS_ERROR)
MAKE_CASE(SRB_STATUS_BUSY)
MAKE_CASE(SRB_STATUS_INVALID_REQUEST)
MAKE_CASE(SRB_STATUS_INVALID_PATH_ID)
MAKE_CASE(SRB_STATUS_NO_DEVICE)
MAKE_CASE(SRB_STATUS_TIMEOUT)
MAKE_CASE(SRB_STATUS_SELECTION_TIMEOUT)
MAKE_CASE(SRB_STATUS_COMMAND_TIMEOUT)
MAKE_CASE(SRB_STATUS_MESSAGE_REJECTED)
MAKE_CASE(SRB_STATUS_BUS_RESET)
MAKE_CASE(SRB_STATUS_PARITY_ERROR)
MAKE_CASE(SRB_STATUS_REQUEST_SENSE_FAILED)
MAKE_CASE(SRB_STATUS_NO_HBA)
MAKE_CASE(SRB_STATUS_DATA_OVERRUN)
MAKE_CASE(SRB_STATUS_UNEXPECTED_BUS_FREE)
MAKE_CASE(SRB_STATUS_PHASE_SEQUENCE_FAILURE)
MAKE_CASE(SRB_STATUS_BAD_SRB_BLOCK_LENGTH)
MAKE_CASE(SRB_STATUS_REQUEST_FLUSHED)
MAKE_CASE(SRB_STATUS_INVALID_LUN)
MAKE_CASE(SRB_STATUS_INVALID_TARGET_ID)
MAKE_CASE(SRB_STATUS_BAD_FUNCTION)
MAKE_CASE(SRB_STATUS_ERROR_RECOVERY)
MAKE_CASE(SRB_STATUS_NOT_POWERED)
MAKE_CASE(SRB_STATUS_INTERNAL_ERROR)
}
return srbStatStr;
}
char *DbgGetSenseCodeStr(PSCSI_REQUEST_BLOCK Srb)
{
char *senseCodeStr = "?";
if (Srb->SrbStatus & SRB_STATUS_AUTOSENSE_VALID){
PSENSE_DATA senseData;
UCHAR senseCode;
ASSERT(Srb->SenseInfoBuffer);
senseData = Srb->SenseInfoBuffer;
senseCode = senseData->SenseKey & 0xf;
switch (senseCode){
#undef MAKE_CASE
#define MAKE_CASE(snsCod) case snsCod: senseCodeStr = #snsCod; break;
MAKE_CASE(SCSI_SENSE_NO_SENSE)
MAKE_CASE(SCSI_SENSE_RECOVERED_ERROR)
MAKE_CASE(SCSI_SENSE_NOT_READY)
MAKE_CASE(SCSI_SENSE_MEDIUM_ERROR)
MAKE_CASE(SCSI_SENSE_HARDWARE_ERROR)
MAKE_CASE(SCSI_SENSE_ILLEGAL_REQUEST)
MAKE_CASE(SCSI_SENSE_UNIT_ATTENTION)
MAKE_CASE(SCSI_SENSE_DATA_PROTECT)
MAKE_CASE(SCSI_SENSE_BLANK_CHECK)
MAKE_CASE(SCSI_SENSE_UNIQUE)
MAKE_CASE(SCSI_SENSE_COPY_ABORTED)
MAKE_CASE(SCSI_SENSE_ABORTED_COMMAND)
MAKE_CASE(SCSI_SENSE_EQUAL)
MAKE_CASE(SCSI_SENSE_VOL_OVERFLOW)
MAKE_CASE(SCSI_SENSE_MISCOMPARE)
MAKE_CASE(SCSI_SENSE_RESERVED)
}
}
return senseCodeStr;
}
char *DbgGetAdditionalSenseCodeStr(PSCSI_REQUEST_BLOCK Srb)
{
char *adSenseCodeStr = "?";
if (Srb->SrbStatus & SRB_STATUS_AUTOSENSE_VALID){
PSENSE_DATA senseData;
UCHAR adSenseCode;
ASSERT(Srb->SenseInfoBuffer);
senseData = Srb->SenseInfoBuffer;
adSenseCode = senseData->AdditionalSenseCode;
switch (adSenseCode){
#undef MAKE_CASE
#define MAKE_CASE(adSnsCod) case adSnsCod: adSenseCodeStr = #adSnsCod; break;
MAKE_CASE(SCSI_ADSENSE_NO_SENSE)
MAKE_CASE(SCSI_ADSENSE_LUN_NOT_READY)
MAKE_CASE(SCSI_ADSENSE_TRACK_ERROR)
MAKE_CASE(SCSI_ADSENSE_SEEK_ERROR)
MAKE_CASE(SCSI_ADSENSE_REC_DATA_NOECC)
MAKE_CASE(SCSI_ADSENSE_REC_DATA_ECC)
MAKE_CASE(SCSI_ADSENSE_ILLEGAL_COMMAND)
MAKE_CASE(SCSI_ADSENSE_ILLEGAL_BLOCK)
MAKE_CASE(SCSI_ADSENSE_INVALID_CDB)
MAKE_CASE(SCSI_ADSENSE_INVALID_LUN)
MAKE_CASE(SCSI_ADSENSE_WRITE_PROTECT) // aka SCSI_ADWRITE_PROTECT
MAKE_CASE(SCSI_ADSENSE_MEDIUM_CHANGED)
MAKE_CASE(SCSI_ADSENSE_BUS_RESET)
MAKE_CASE(SCSI_ADSENSE_INVALID_MEDIA)
MAKE_CASE(SCSI_ADSENSE_NO_MEDIA_IN_DEVICE)
MAKE_CASE(SCSI_ADSENSE_POSITION_ERROR)
MAKE_CASE(SCSI_ADSENSE_OPERATOR_REQUEST)
MAKE_CASE(SCSI_ADSENSE_FAILURE_PREDICTION_THRESHOLD_EXCEEDED)
MAKE_CASE(SCSI_ADSENSE_COPY_PROTECTION_FAILURE)
MAKE_CASE(SCSI_ADSENSE_VENDOR_UNIQUE)
MAKE_CASE(SCSI_ADSENSE_MUSIC_AREA)
MAKE_CASE(SCSI_ADSENSE_DATA_AREA)
MAKE_CASE(SCSI_ADSENSE_VOLUME_OVERFLOW)
}
}
return adSenseCodeStr;
}
char *DbgGetAdditionalSenseCodeQualifierStr(PSCSI_REQUEST_BLOCK Srb)
{
char *adSenseCodeQualStr = "?";
if (Srb->SrbStatus & SRB_STATUS_AUTOSENSE_VALID){
PSENSE_DATA senseData;
UCHAR adSenseCode;
UCHAR adSenseCodeQual;
ASSERT(Srb->SenseInfoBuffer);
senseData = Srb->SenseInfoBuffer;
adSenseCode = senseData->AdditionalSenseCode;
adSenseCodeQual = senseData->AdditionalSenseCodeQualifier;
switch (adSenseCode){
#undef MAKE_CASE
#define MAKE_CASE(adSnsCodQual) case adSnsCodQual: adSenseCodeQualStr = #adSnsCodQual; break;
case SCSI_ADSENSE_LUN_NOT_READY:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_CAUSE_NOT_REPORTABLE)
MAKE_CASE(SCSI_SENSEQ_BECOMING_READY)
MAKE_CASE(SCSI_SENSEQ_INIT_COMMAND_REQUIRED)
MAKE_CASE(SCSI_SENSEQ_MANUAL_INTERVENTION_REQUIRED)
MAKE_CASE(SCSI_SENSEQ_FORMAT_IN_PROGRESS)
MAKE_CASE(SCSI_SENSEQ_REBUILD_IN_PROGRESS)
MAKE_CASE(SCSI_SENSEQ_RECALCULATION_IN_PROGRESS)
MAKE_CASE(SCSI_SENSEQ_OPERATION_IN_PROGRESS)
MAKE_CASE(SCSI_SENSEQ_LONG_WRITE_IN_PROGRESS)
}
break;
case SCSI_ADSENSE_NO_SENSE:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_FILEMARK_DETECTED)
MAKE_CASE(SCSI_SENSEQ_END_OF_MEDIA_DETECTED)
MAKE_CASE(SCSI_SENSEQ_SETMARK_DETECTED)
MAKE_CASE(SCSI_SENSEQ_BEGINNING_OF_MEDIA_DETECTED)
}
break;
case SCSI_ADSENSE_ILLEGAL_BLOCK:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_ILLEGAL_ELEMENT_ADDR)
}
break;
case SCSI_ADSENSE_POSITION_ERROR:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_DESTINATION_FULL)
MAKE_CASE(SCSI_SENSEQ_SOURCE_EMPTY)
}
break;
case SCSI_ADSENSE_INVALID_MEDIA:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_INCOMPATIBLE_MEDIA_INSTALLED)
MAKE_CASE(SCSI_SENSEQ_UNKNOWN_FORMAT)
MAKE_CASE(SCSI_SENSEQ_INCOMPATIBLE_FORMAT)
MAKE_CASE(SCSI_SENSEQ_CLEANING_CARTRIDGE_INSTALLED)
}
break;
case SCSI_ADSENSE_OPERATOR_REQUEST:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_STATE_CHANGE_INPUT)
MAKE_CASE(SCSI_SENSEQ_MEDIUM_REMOVAL)
MAKE_CASE(SCSI_SENSEQ_WRITE_PROTECT_ENABLE)
MAKE_CASE(SCSI_SENSEQ_WRITE_PROTECT_DISABLE)
}
break;
case SCSI_ADSENSE_COPY_PROTECTION_FAILURE:
switch (adSenseCodeQual){
MAKE_CASE(SCSI_SENSEQ_AUTHENTICATION_FAILURE)
MAKE_CASE(SCSI_SENSEQ_KEY_NOT_PRESENT)
MAKE_CASE(SCSI_SENSEQ_KEY_NOT_ESTABLISHED)
MAKE_CASE(SCSI_SENSEQ_READ_OF_SCRAMBLED_SECTOR_WITHOUT_AUTHENTICATION)
MAKE_CASE(SCSI_SENSEQ_MEDIA_CODE_MISMATCHED_TO_LOGICAL_UNIT)
MAKE_CASE(SCSI_SENSEQ_LOGICAL_UNIT_RESET_COUNT_ERROR)
}
break;
}
}
return adSenseCodeQualStr;
}
/*
* DbgCheckReturnedPkt
*
* Check a completed TRANSFER_PACKET for all sorts of error conditions
* and warn/trap appropriately.
*/
VOID DbgCheckReturnedPkt(TRANSFER_PACKET *Pkt)
{
PCDB pCdb = (PCDB)Pkt->Srb.Cdb;
ASSERT(Pkt->Srb.OriginalRequest == Pkt->Irp);
ASSERT(Pkt->Srb.DataBuffer == Pkt->BufPtrCopy);
ASSERT(Pkt->Srb.DataTransferLength <= Pkt->BufLenCopy);
ASSERT(!Pkt->Irp->CancelRoutine);
if (SRB_STATUS(Pkt->Srb.SrbStatus) == SRB_STATUS_PENDING){
DBGERR(("SRB completed with status PENDING in packet %ph: (op=%s srbstat=%s(%xh), irpstat=%xh)",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
(ULONG)Pkt->Srb.SrbStatus,
Pkt->Irp->IoStatus.Status));
}
else if (SRB_STATUS(Pkt->Srb.SrbStatus) == SRB_STATUS_SUCCESS){
/*
* Make sure SRB and IRP status match.
*/
if (!NT_SUCCESS(Pkt->Irp->IoStatus.Status)){
DBGWARN(("SRB and IRP status don't match in packet %ph: (op=%s srbstat=%s(%xh), irpstat=%xh)",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
(ULONG)Pkt->Srb.SrbStatus,
Pkt->Irp->IoStatus.Status));
}
if (Pkt->Irp->IoStatus.Information != Pkt->Srb.DataTransferLength){
DBGERR(("SRB and IRP result transfer lengths don't match in succeeded packet %ph: (op=%s, SrbStatus=%s, Srb.DataTransferLength=%xh, Irp->IoStatus.Information=%xh).",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
Pkt->Srb.DataTransferLength,
Pkt->Irp->IoStatus.Information));
}
}
else {
if (NT_SUCCESS(Pkt->Irp->IoStatus.Status)){
DBGWARN(("SRB and IRP status don't match in packet %ph: (op=%s srbstat=%s(%xh), irpstat=%xh)",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
(ULONG)Pkt->Srb.SrbStatus,
Pkt->Irp->IoStatus.Status));
}
DBGTRACE(ClassDebugWarning, ("Packet %ph failed (op=%s srbstat=%s(%xh), irpstat=%xh, sense=%s/%s/%s)",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
(ULONG)Pkt->Srb.SrbStatus,
Pkt->Irp->IoStatus.Status,
DBGGETSENSECODESTR(&Pkt->Srb),
DBGGETADSENSECODESTR(&Pkt->Srb),
DBGGETADSENSEQUALIFIERSTR(&Pkt->Srb)));
/*
* If the SRB failed with underrun or overrun, then the actual
* transferred length should be returned in both SRB and IRP.
* (SRB's only have an error status for overrun, so it's overloaded).
*/
if ((SRB_STATUS(Pkt->Srb.SrbStatus) == SRB_STATUS_DATA_OVERRUN) &&
(Pkt->Irp->IoStatus.Information != Pkt->Srb.DataTransferLength)){
DBGERR(("SRB and IRP result transfer lengths don't match in failed packet %ph: (op=%s, SrbStatus=%s, Srb.DataTransferLength=%xh, Irp->IoStatus.Information=%xh).",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
Pkt->Srb.DataTransferLength,
Pkt->Irp->IoStatus.Information));
}
}
/*
* If the port driver returned STATUS_INSUFFICIENT_RESOURCES,
* make sure this is also the InternalStatus in the SRB so that we process it correctly.
*/
if (Pkt->Irp->IoStatus.Status == STATUS_INSUFFICIENT_RESOURCES){
ASSERT(SRB_STATUS(Pkt->Srb.SrbStatus) == SRB_STATUS_INTERNAL_ERROR);
ASSERT(Pkt->Srb.InternalStatus == STATUS_INSUFFICIENT_RESOURCES);
}
/*
* Some miniport drivers have been caught changing the SCSI operation
* code in the SRB. This is absolutely disallowed as it breaks our error handling.
*/
switch (pCdb->CDB10.OperationCode){
case SCSIOP_MEDIUM_REMOVAL:
case SCSIOP_MODE_SENSE:
case SCSIOP_READ_CAPACITY:
case SCSIOP_READ:
case SCSIOP_WRITE:
case SCSIOP_START_STOP_UNIT:
break;
default:
DBGERR(("Miniport illegally changed Srb.Cdb.OperationCode in packet %ph failed (op=%s srbstat=%s(%xh), irpstat=%xh, sense=%s/%s/%s)",
Pkt,
DBGGETSCSIOPSTR(&Pkt->Srb),
DBGGETSRBSTATUSSTR(&Pkt->Srb),
(ULONG)Pkt->Srb.SrbStatus,
Pkt->Irp->IoStatus.Status,
DBGGETSENSECODESTR(&Pkt->Srb),
DBGGETADSENSECODESTR(&Pkt->Srb),
DBGGETADSENSEQUALIFIERSTR(&Pkt->Srb)));
break;
}
}
VOID DbgLogSendPacket(TRANSFER_PACKET *Pkt)
{
PFUNCTIONAL_DEVICE_EXTENSION fdoExt = Pkt->Fdo->DeviceExtension;
PCLASS_PRIVATE_FDO_DATA fdoData = fdoExt->PrivateFdoData;
KIRQL oldIrql;
if (Pkt->OriginalIrp){
Pkt->DbgOriginalIrpCopy = *Pkt->OriginalIrp;
if (Pkt->OriginalIrp->MdlAddress){
Pkt->DbgMdlCopy = *Pkt->OriginalIrp->MdlAddress;
}
}
KeQueryTickCount(&Pkt->DbgTimeSent);
Pkt->DbgTimeReturned.QuadPart = 0L;
KeAcquireSpinLock(&fdoData->SpinLock, &oldIrql);
fdoData->DbgPacketLogs[fdoData->DbgPacketLogNextIndex] = *Pkt;
fdoData->DbgPacketLogNextIndex++;
fdoData->DbgPacketLogNextIndex %= DBG_NUM_PACKET_LOG_ENTRIES;
KeReleaseSpinLock(&fdoData->SpinLock, oldIrql);
}
VOID DbgLogReturnPacket(TRANSFER_PACKET *Pkt)
{
PFUNCTIONAL_DEVICE_EXTENSION fdoExt = Pkt->Fdo->DeviceExtension;
PCLASS_PRIVATE_FDO_DATA fdoData = fdoExt->PrivateFdoData;
KIRQL oldIrql;
KeQueryTickCount(&Pkt->DbgTimeReturned);
#if 0
// ISSUE: there are some problems with this check (e.g. multiproc), so don't include it yet
if (Pkt->OriginalIrp){
/*
* No one should have touched the original irp while the packet was outstanding,
* except for a couple fields that we ourselves update during the transfer
* or that are allowed to change;
* make those couple fields the same and then to a bytewise compare
*/
ULONG lenSame;
Pkt->DbgOriginalIrpCopy.IoStatus.Status = Pkt->OriginalIrp->IoStatus.Status;
Pkt->DbgOriginalIrpCopy.IoStatus.Information = Pkt->OriginalIrp->IoStatus.Information;
Pkt->DbgOriginalIrpCopy.Tail.Overlay.DriverContext[0] = Pkt->OriginalIrp->Tail.Overlay.DriverContext[0];
Pkt->DbgOriginalIrpCopy.ThreadListEntry = Pkt->OriginalIrp->ThreadListEntry;
Pkt->DbgOriginalIrpCopy.Cancel = Pkt->OriginalIrp->Cancel;
lenSame = (ULONG)RtlCompareMemory(Pkt->OriginalIrp, &Pkt->DbgOriginalIrpCopy, sizeof(IRP));
ASSERT(lenSame == sizeof(IRP));
}
#endif
KeAcquireSpinLock(&fdoData->SpinLock, &oldIrql);
fdoData->DbgPacketLogs[fdoData->DbgPacketLogNextIndex] = *Pkt;
fdoData->DbgPacketLogNextIndex++;
fdoData->DbgPacketLogNextIndex %= DBG_NUM_PACKET_LOG_ENTRIES;
KeReleaseSpinLock(&fdoData->SpinLock, oldIrql);
}
VOID DbgLogFlushInfo(PCLASS_PRIVATE_FDO_DATA FdoData, BOOLEAN IsIO, BOOLEAN IsFUA, BOOLEAN IsFlush)
{
/*
* Reset all FUA/Flush logging fields.
*/
if (FdoData->DbgInitFlushLogging){
FdoData->DbgNumIORequests = 0;
FdoData->DbgNumFUAs = 0;
FdoData->DbgNumFlushes = 0;
FdoData->DbgIOsSinceFUA = 0;
FdoData->DbgIOsSinceFlush = 0;
FdoData->DbgAveIOsToFUA = 0;
FdoData->DbgAveIOsToFlush = 0;
FdoData->DbgMaxIOsToFUA = 0;
FdoData->DbgMaxIOsToFlush = 0;
FdoData->DbgMinIOsToFUA = 0xffffffff;
FdoData->DbgMinIOsToFlush = 0xffffffff;
FdoData->DbgInitFlushLogging = FALSE;
}
if (IsIO){
FdoData->DbgNumIORequests++;
FdoData->DbgIOsSinceFlush++;
if (IsFUA){
if (FdoData->DbgNumFUAs > 0){
FdoData->DbgMinIOsToFUA = min(FdoData->DbgMinIOsToFUA, FdoData->DbgIOsSinceFUA);
}
FdoData->DbgNumFUAs++;
FdoData->DbgAveIOsToFUA = FdoData->DbgNumIORequests/FdoData->DbgNumFUAs;
FdoData->DbgIOsSinceFUA = 0;
}
else {
FdoData->DbgIOsSinceFUA++;
FdoData->DbgMaxIOsToFUA = max(FdoData->DbgMaxIOsToFUA, FdoData->DbgIOsSinceFUA);
}
FdoData->DbgMaxIOsToFlush = max(FdoData->DbgMaxIOsToFlush, FdoData->DbgIOsSinceFlush);
}
else if (IsFlush){
if (FdoData->DbgNumFlushes > 0){
FdoData->DbgMinIOsToFlush = min(FdoData->DbgMinIOsToFlush, FdoData->DbgIOsSinceFlush);
}
FdoData->DbgNumFlushes++;
FdoData->DbgAveIOsToFlush = FdoData->DbgNumIORequests/FdoData->DbgNumFlushes;
FdoData->DbgIOsSinceFlush = 0;
}
}
#else
// We have to keep this in the retail build for legacy.
VOID ClassDebugPrint(CLASS_DEBUG_LEVEL DebugPrintLevel, PCCHAR DebugMessage, ...)
{
}
#endif