| 1 | /** @file
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| 2 | Functions implementation in this file are not common for all type of TraceHubDebugSysTLib.
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| 3 |
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| 4 | Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
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| 5 |
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| 6 | SPDX-License-Identifier: BSD-2-Clause-Patent
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| 7 |
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| 8 | **/
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| 9 |
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| 10 | #include <Base.h>
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| 11 | #include <Guid/TraceHubDebugInfoHob.h>
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| 12 | #include <Library/BaseMemoryLib.h>
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| 13 | #include <Library/HobLib.h>
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| 14 | #include "InternalTraceHubApi.h"
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| 15 |
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| 16 | /**
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| 17 | Count the total number of Trace Hub debug instance in the system.
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| 18 |
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| 19 | @retval UINT32 The total number of Trace Hub debug instance in the system.
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| 20 | **/
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| 21 | UINT32
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| 22 | EFIAPI
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| 23 | CountThDebugInstance (
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| 24 | VOID
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| 25 | )
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| 26 | {
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| 27 | UINT8 *DbgContext;
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| 28 | UINT32 DbgInstCount;
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| 29 |
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| 30 | DbgInstCount = 0;
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| 31 |
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| 32 | DbgContext = (UINT8 *)GetFirstGuidHob (&gTraceHubDebugInfoHobGuid);
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| 33 | if (DbgContext != NULL) {
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| 34 | while (DbgContext != NULL) {
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| 35 | DbgInstCount++;
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| 36 | DbgContext = (UINT8 *)GetNextGuidHob (&gTraceHubDebugInfoHobGuid, GET_NEXT_HOB (DbgContext));
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| 37 | }
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| 38 | } else {
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| 39 | DbgInstCount++;
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| 40 | }
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| 41 |
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| 42 | return DbgInstCount;
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| 43 | }
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| 44 |
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| 45 | /**
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| 46 | Pack Trace Hub debug instances in the system.
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| 47 |
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| 48 | @param[in, out] ThPtr A pointer to TRACEHUB_DEBUG_INFO_HOB structure.
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| 49 | @param[in] Count Number of Trace Hub HOBs.
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| 50 | **/
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| 51 | VOID
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| 52 | EFIAPI
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| 53 | PackThDebugInstance (
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| 54 | IN OUT TRACEHUB_DEBUG_INFO_HOB *ThPtr,
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| 55 | IN UINT32 Count
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| 56 | )
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| 57 | {
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| 58 | UINT8 *DbgContext;
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| 59 | UINT16 Index;
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| 60 |
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| 61 | DbgContext = GetFirstGuidHob (&gTraceHubDebugInfoHobGuid);
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| 62 | if (DbgContext != NULL) {
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| 63 | for (Index = 0; Index < Count; Index++) {
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| 64 | CopyMem (&ThPtr[Index], GET_GUID_HOB_DATA (DbgContext), sizeof (TRACEHUB_DEBUG_INFO_HOB));
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| 65 | DbgContext = GetNextGuidHob (&gTraceHubDebugInfoHobGuid, GET_NEXT_HOB (DbgContext));
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| 66 | }
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| 67 | } else {
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| 68 | for (Index = 0; Index < Count; Index++) {
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| 69 | ThPtr[Index].TraceHubMmioAddress = FixedPcdGet64 (PcdTraceHubDebugMmioAddress);
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| 70 | ThPtr[Index].Flag = FixedPcdGetBool (PcdEnableTraceHubDebugMsg);
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| 71 | ThPtr[Index].DebugLevel = FixedPcdGet8 (PcdTraceHubDebugLevel);
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| 72 | }
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| 73 | }
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| 74 | }
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