diff options
Diffstat (limited to 'MdeModulePkg/Library/TraceHubDebugSysTLib/InternalTraceHubApiCommon.c')
| -rw-r--r-- | MdeModulePkg/Library/TraceHubDebugSysTLib/InternalTraceHubApiCommon.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/MdeModulePkg/Library/TraceHubDebugSysTLib/InternalTraceHubApiCommon.c b/MdeModulePkg/Library/TraceHubDebugSysTLib/InternalTraceHubApiCommon.c new file mode 100644 index 0000000000..fe77f486f4 --- /dev/null +++ b/MdeModulePkg/Library/TraceHubDebugSysTLib/InternalTraceHubApiCommon.c @@ -0,0 +1,200 @@ +/** @file
+Functions implementation defined in this file are common for all type of TraceHubDebugSysTLib
+
+Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Base.h>
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/TraceHubDebugSysTLib.h>
+#include <Library/MipiSysTLib/mipi_syst.h>
+#include <Guid/TraceHubDebugInfoHob.h>
+#include "InternalTraceHubApiCommon.h"
+#include "InternalTraceHubApi.h"
+
+/**
+ Conditionally determine whether to enable Trace Hub message.
+
+ @param[in] Flag Flag to enable or disable Trace Hub message.
+ @param[in] DbgLevel Debug Level of Trace Hub.
+ @param[in] SeverityType Severity type of input message.
+
+ @retval TRUE Enable trace hub message.
+ @retval FALSE Disable trace hub message.
+**/
+BOOLEAN
+EFIAPI
+TraceHubDataEnabled (
+ IN BOOLEAN Flag,
+ IN UINT8 DbgLevel,
+ IN TRACE_HUB_SEVERITY_TYPE SeverityType
+ )
+{
+ if (Flag == TraceHubRoutingDisable) {
+ return FALSE;
+ }
+
+ if (DbgLevel == TraceHubDebugLevelError) {
+ if (((SeverityType == SeverityFatal) || (SeverityType == SeverityError))) {
+ return TRUE;
+ }
+ } else if (DbgLevel == TraceHubDebugLevelErrorWarning) {
+ if (((SeverityType == SeverityFatal) || (SeverityType == SeverityError) || (SeverityType == SeverityWarning))) {
+ return TRUE;
+ }
+ } else if (DbgLevel == TraceHubDebugLevelErrorWarningInfo) {
+ if (((SeverityType == SeverityFatal) || (SeverityType == SeverityError) || (SeverityType == SeverityWarning) || (SeverityType == SeverityNormal))) {
+ return TRUE;
+ }
+ } else if (DbgLevel == TraceHubDebugLevelErrorWarningInfoVerbose) {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+/**
+ Convert GUID from LE to BE or BE to LE.
+
+ @param[in] Guid GUID that need to be converted.
+ @param[out] ConvertedGuid GUID that is converted.
+**/
+VOID
+EFIAPI
+SwapBytesGuid (
+ IN GUID *Guid,
+ OUT GUID *ConvertedGuid
+ )
+{
+ CopyGuid (ConvertedGuid, Guid);
+ ConvertedGuid->Data1 = SwapBytes32 (ConvertedGuid->Data1);
+ ConvertedGuid->Data2 = SwapBytes16 (ConvertedGuid->Data2);
+ ConvertedGuid->Data3 = SwapBytes16 (ConvertedGuid->Data3);
+}
+
+/**
+ Check whether to output Trace Hub message according to some conditions.
+ Trace Hub message will be disabled if TraceHubDataEnabled() return FALSE
+ or Trace Hub MMIO address is 0.
+
+ @param[in, out] MipiSystHandle A pointer to MIPI_SYST_HANDLE structure.
+ @param[in] DbgContext A pointer to Trace Hub debug instance.
+ @param[in] SeverityType Severity type of input message.
+ @param[in] PrintType Either catalog print or debug print.
+
+ @retval RETURN_SUCCESS Current Trace Hub message need to be output.
+ @retval Other Current Trace Hub message will be disabled.
+**/
+RETURN_STATUS
+EFIAPI
+CheckWhetherToOutputMsg (
+ IN OUT MIPI_SYST_HANDLE *MipiSystHandle,
+ IN UINT8 *DbgContext,
+ IN TRACE_HUB_SEVERITY_TYPE SeverityType,
+ IN TRACEHUB_PRINTTYPE PrintType
+ )
+{
+ UINT8 DbgLevel;
+ BOOLEAN Flag;
+ UINT64 Addr;
+ RETURN_STATUS Status;
+
+ if (MipiSystHandle == NULL) {
+ return RETURN_INVALID_PARAMETER;
+ }
+
+ if (PrintType == TraceHubDebugType) {
+ Status = GetTraceHubMsgVisibility (DbgContext, &Flag, &DbgLevel);
+ if (RETURN_ERROR (Status)) {
+ return Status;
+ }
+
+ if (!TraceHubDataEnabled (Flag, DbgLevel, SeverityType)) {
+ return RETURN_ABORTED;
+ }
+ }
+
+ Status = GetTraceHubMmioAddress (DbgContext, &Addr);
+ if (RETURN_ERROR (Status)) {
+ return Status;
+ }
+
+ MipiSystHandle->systh_platform.TraceHubPlatformData.MmioAddr = Addr;
+ if (MipiSystHandle->systh_platform.TraceHubPlatformData.MmioAddr == 0) {
+ return RETURN_ABORTED;
+ }
+
+ return RETURN_SUCCESS;
+}
+
+/**
+ Get Trace Hub MMIO Address.
+
+ @param[in] DbgContext A pointer to Trace Hub debug instance.
+ @param[in, out] TraceAddress Trace Hub MMIO Address.
+
+ @retval RETURN_SUCCESS Operation is successfully.
+ @retval Other Operation is failed.
+**/
+RETURN_STATUS
+EFIAPI
+GetTraceHubMmioAddress (
+ IN UINT8 *DbgContext,
+ IN OUT UINT64 *TraceAddress
+ )
+{
+ TRACEHUB_DEBUG_INFO_HOB *ThDbgContext;
+
+ if (TraceAddress == NULL) {
+ return RETURN_INVALID_PARAMETER;
+ }
+
+ if (DbgContext != NULL) {
+ ThDbgContext = (TRACEHUB_DEBUG_INFO_HOB *)DbgContext;
+ *TraceAddress = ThDbgContext->TraceHubMmioAddress;
+ } else {
+ *TraceAddress = FixedPcdGet64 (PcdTraceHubDebugMmioAddress);
+ }
+
+ return RETURN_SUCCESS;
+}
+
+/**
+ Get visibility of Trace Hub Msg.
+
+ @param[in] DbgContext A pointer to Trace Hub debug instance.
+ @param[in, out] Flag Flag to enable or disable Trace Hub message.
+ @param[in, out] DbgLevel Debug Level of Trace Hub.
+
+ @retval RETURN_SUCCESS Operation is successfully.
+ @retval Other Operation is failed.
+**/
+RETURN_STATUS
+EFIAPI
+GetTraceHubMsgVisibility (
+ IN UINT8 *DbgContext,
+ IN OUT BOOLEAN *Flag,
+ IN OUT UINT8 *DbgLevel
+ )
+{
+ TRACEHUB_DEBUG_INFO_HOB *ThDbgContext;
+
+ if ((Flag == NULL) || (DbgLevel == NULL)) {
+ return RETURN_INVALID_PARAMETER;
+ }
+
+ if (DbgContext != NULL) {
+ ThDbgContext = (TRACEHUB_DEBUG_INFO_HOB *)DbgContext;
+ *Flag = ThDbgContext->Flag;
+ *DbgLevel = ThDbgContext->DebugLevel;
+ } else {
+ *DbgLevel = FixedPcdGet8 (PcdTraceHubDebugLevel);
+ *Flag = FixedPcdGetBool (PcdEnableTraceHubDebugMsg);
+ }
+
+ return RETURN_SUCCESS;
+}
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