vendor/acpica/20181213

10 files changed, 132 insertions, 44 deletions

diff --git a/source/compiler/aslcodegen.c b/source/compiler/aslcodegen.c
index 7b2e3e5ce0c8..356011f0608c 100644
--- a/source/compiler/aslcodegen.c
+++ b/source/compiler/aslcodegen.c
@@ -773,12 +773,6 @@ CgWriteNode (
         return;
     }
 
-    if ((Op->Asl.ParseOpcode == PARSEOP_EXTERNAL) &&
-        AslGbl_DoExternals == FALSE)
-    {
-        return;
-    }
-
     Op->Asl.FinalAmlLength = 0;
 
     switch (Op->Asl.AmlOpcode)
diff --git a/source/compiler/aslcompile.c b/source/compiler/aslcompile.c
index 4ae190763cc9..1b8838aabae6 100644
--- a/source/compiler/aslcompile.c
+++ b/source/compiler/aslcompile.c
@@ -388,23 +388,20 @@ CmDoCompile (
 
     /* Resolve External Declarations */
 
-    if (AslGbl_DoExternals)
-    {
-        Event = UtBeginEvent ("Resolve all Externals");
-        DbgPrint (ASL_DEBUG_OUTPUT, "\nResolve Externals\n\n");
+    Event = UtBeginEvent ("Resolve all Externals");
+    DbgPrint (ASL_DEBUG_OUTPUT, "\nResolve Externals\n\n");
 
-        if (AslGbl_DoExternalsInPlace)
-        {
-            TrWalkParseTree (AslGbl_ParseTreeRoot, ASL_WALK_VISIT_DOWNWARD,
-                ExAmlExternalWalkBegin, NULL, NULL);
-        }
-        else
-        {
-            TrWalkParseTree (AslGbl_ParseTreeRoot, ASL_WALK_VISIT_TWICE,
-                ExAmlExternalWalkBegin, ExAmlExternalWalkEnd, NULL);
-        }
-        UtEndEvent (Event);
+    if (AslGbl_DoExternalsInPlace)
+    {
+        TrWalkParseTree (AslGbl_ParseTreeRoot, ASL_WALK_VISIT_DOWNWARD,
+            ExAmlExternalWalkBegin, NULL, NULL);
     }
+    else
+    {
+        TrWalkParseTree (AslGbl_ParseTreeRoot, ASL_WALK_VISIT_TWICE,
+            ExAmlExternalWalkBegin, ExAmlExternalWalkEnd, NULL);
+    }
+    UtEndEvent (Event);
 
     /*
      * Semantic analysis. This can happen only after the
diff --git a/source/compiler/aslcompiler.h b/source/compiler/aslcompiler.h
index bd02879d584a..c5e8cb0c2537 100644
--- a/source/compiler/aslcompiler.h
+++ b/source/compiler/aslcompiler.h
@@ -475,6 +475,10 @@ AslExpectException (
     char                    *MessageIdString);
 
 ACPI_STATUS
+AslElevateException (
+    char                    *MessageIdString);
+
+ACPI_STATUS
 AslDisableException (
     char                    *MessageIdString);
 
diff --git a/source/compiler/aslerror.c b/source/compiler/aslerror.c
index 10ea3ec1b4bd..2a18dded597e 100644
--- a/source/compiler/aslerror.c
+++ b/source/compiler/aslerror.c
@@ -201,6 +201,11 @@ AePrintSubError (
     FILE                    *OutputFile,
     ASL_ERROR_MSG           *Enode);
 
+static UINT8
+GetModifiedLevel (
+    UINT8                   Level,
+    UINT16                  MessageId);
+
 
 /*******************************************************************************
  *
@@ -968,11 +973,12 @@ AslLogNewError (
     ASL_ERROR_MSG           *SubError)
 {
     ASL_ERROR_MSG           *Enode = NULL;
+    UINT8                   ModifiedLevel = GetModifiedLevel (Level, MessageId);
 
 
-    AslInitEnode (&Enode, Level, MessageId, LineNumber, LogicalLineNumber,
-        LogicalByteOffset, Column, Filename, Message, SourceLine,
-        SubError);
+    AslInitEnode (&Enode, ModifiedLevel, MessageId, LineNumber,
+        LogicalLineNumber, LogicalByteOffset, Column, Filename, Message,
+        SourceLine, SubError);
 
     /* Add the new node to the error node list */
 
@@ -985,7 +991,7 @@ AslLogNewError (
         AePrintException (ASL_FILE_STDERR, Enode, NULL);
     }
 
-    AslGbl_ExceptionCount[Level]++;
+    AslGbl_ExceptionCount[ModifiedLevel]++;
     if (AslGbl_ExceptionCount[ASL_ERROR] > ASL_MAX_ERROR_COUNT)
     {
         printf ("\nMaximum error count (%u) exceeded\n", ASL_MAX_ERROR_COUNT);
@@ -999,6 +1005,44 @@ AslLogNewError (
     return;
 }
 
+
+/*******************************************************************************
+ *
+ * FUNCTION:    GetModifiedLevel
+ *
+ * PARAMETERS:  Level           - Seriousness (Warning/error, etc.)
+ *              MessageId       - Index into global message buffer
+ *
+ * RETURN:      UINT8           - modified level
+ *
+ * DESCRIPTION: Get the modified level of exception codes that are reported as
+ *              errors from the -ww option.
+ *
+ ******************************************************************************/
+
+static UINT8
+GetModifiedLevel (
+    UINT8                   Level,
+    UINT16                  MessageId)
+{
+    UINT16                  i;
+    UINT16                  ExceptionCode;
+
+
+    ExceptionCode = AeBuildFullExceptionCode (Level, MessageId);
+
+    for (i = 0; i < AslGbl_ElevatedMessagesIndex; i++)
+    {
+        if (ExceptionCode == AslGbl_ElevatedMessages[i])
+        {
+            return (ASL_ERROR);
+        }
+    }
+
+    return (Level);
+}
+
+
 /*******************************************************************************
  *
  * FUNCTION:    AslIsExceptionIgnored
@@ -1157,6 +1201,51 @@ AslDisableException (
 
 /*******************************************************************************
  *
+ * FUNCTION:    AslElevateException
+ *
+ * PARAMETERS:  MessageIdString     - ID of excepted exception during compile
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Enter a message ID into the global elevated exceptions table.
+ *              These messages will be considered as compilation errors.
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AslElevateException (
+    char                    *MessageIdString)
+{
+    UINT32                  MessageId;
+
+
+    /* Convert argument to an integer and validate it */
+
+    MessageId = (UINT32) strtoul (MessageIdString, NULL, 0);
+
+    if (MessageId > 6999)
+    {
+        printf ("\"%s\" is not a valid warning/remark/erro ID\n",
+            MessageIdString);
+        return (AE_BAD_PARAMETER);
+    }
+
+    /* Insert value into the global expected message array */
+
+    if (AslGbl_ElevatedMessagesIndex >= ASL_MAX_ELEVATED_MESSAGES)
+    {
+        printf ("Too many messages have been registered as elevated (max %d)\n",
+            ASL_MAX_DISABLED_MESSAGES);
+        return (AE_LIMIT);
+    }
+
+    AslGbl_ElevatedMessages[AslGbl_ExpectedMessagesIndex] = MessageId;
+    AslGbl_ElevatedMessagesIndex++;
+    return (AE_OK);
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    AslIsExceptionDisabled
  *
  * PARAMETERS:  Level           - Seriousness (Warning/error, etc.)
diff --git a/source/compiler/aslglobal.h b/source/compiler/aslglobal.h
index c3e69cbbda3d..fd00da7802db 100644
--- a/source/compiler/aslglobal.h
+++ b/source/compiler/aslglobal.h
@@ -255,6 +255,7 @@ extern int                  AslCompilerdebug;
 #define ASL_STRING_BUFFER_SIZE          (1024 * 32) /* 32k */
 #define ASL_MAX_DISABLED_MESSAGES       32
 #define ASL_MAX_EXPECTED_MESSAGES       32
+#define ASL_MAX_ELEVATED_MESSAGES       32
 #define HEX_TABLE_LINE_SIZE             8
 #define HEX_LISTING_LINE_SIZE           8
 
@@ -319,7 +320,6 @@ ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_AllExceptionsDisable
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_PruneParseTree, FALSE);
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_DoTypechecking, TRUE);
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_EnableReferenceTypechecking, FALSE);
-ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_DoExternals, TRUE);
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_DoExternalsInPlace, FALSE);
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_DoAslConversion, FALSE);
 ASL_EXTERN BOOLEAN                  ASL_INIT_GLOBAL (AslGbl_OptimizeTrivialParseNodes, TRUE);
@@ -394,6 +394,7 @@ ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_CurrentAmlOffset, 0)
 ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_CurrentLine, 0);
 ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_DisabledMessagesIndex, 0);
 ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_ExpectedMessagesIndex, 0);
+ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_ElevatedMessagesIndex, 0);
 ASL_EXTERN UINT8                    ASL_INIT_GLOBAL (AslGbl_HexBytesWereWritten, FALSE);
 ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_NumNamespaceObjects, 0);
 ASL_EXTERN UINT32                   ASL_INIT_GLOBAL (AslGbl_ReservedMethods, 0);
@@ -435,6 +436,7 @@ ASL_EXTERN char                     AslGbl_StringBuffer[ASL_STRING_BUFFER_SIZE];
 ASL_EXTERN char                     AslGbl_StringBuffer2[ASL_STRING_BUFFER_SIZE];
 ASL_EXTERN UINT32                   AslGbl_DisabledMessages[ASL_MAX_DISABLED_MESSAGES];
 ASL_EXTERN ASL_EXPECTED_MESSAGE     AslGbl_ExpectedMessages[ASL_MAX_EXPECTED_MESSAGES];
+ASL_EXTERN UINT32                   AslGbl_ElevatedMessages[ASL_MAX_ELEVATED_MESSAGES];
 
 
 #endif /* __ASLGLOBAL_H */
diff --git a/source/compiler/aslhelp.c b/source/compiler/aslhelp.c
index 608f18532b54..4377f83c6221 100644
--- a/source/compiler/aslhelp.c
+++ b/source/compiler/aslhelp.c
@@ -209,6 +209,7 @@ Usage (
     ACPI_OPTION ("-vx <messageid>", "Expect a specific warning, remark, or error");
     ACPI_OPTION ("-w <1|2|3>",      "Set warning reporting level");
     ACPI_OPTION ("-we",             "Report warnings as errors");
+    ACPI_OPTION ("-ww <messageid>", "Report specific warning or remark as error");
 
     printf ("\nAML Bytecode Generation (*.aml):\n");
     ACPI_OPTION ("-oa",             "Disable all optimizations (compatibility mode)");
diff --git a/source/compiler/asllength.c b/source/compiler/asllength.c
index 696dc2424128..8fef83b91742 100644
--- a/source/compiler/asllength.c
+++ b/source/compiler/asllength.c
@@ -519,10 +519,7 @@ CgGenerateAmlLengths (
 
     case PARSEOP_EXTERNAL:
 
-        if (AslGbl_DoExternals == TRUE)
-        {
-            CgGenerateAmlOpcodeLength (Op);
-        }
+        CgGenerateAmlOpcodeLength (Op);
         break;
 
     default:
diff --git a/source/compiler/aslopcodes.c b/source/compiler/aslopcodes.c
index 218223b836b1..32d04781c5d4 100644
--- a/source/compiler/aslopcodes.c
+++ b/source/compiler/aslopcodes.c
@@ -927,15 +927,6 @@ OpcGenerateAmlOpcode (
         AslGbl_HasIncludeFiles = TRUE;
         break;
 
-    case PARSEOP_EXTERNAL:
-
-        if (AslGbl_DoExternals == FALSE)
-        {
-            Op->Asl.Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
-            Op->Asl.Child->Asl.Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
-        }
-        break;
-
     case PARSEOP_TIMER:
 
         if (AcpiGbl_IntegerBitWidth == 32)
diff --git a/source/compiler/asloptions.c b/source/compiler/asloptions.c
index 15519634ae92..325ee4aca7ca 100644
--- a/source/compiler/asloptions.c
+++ b/source/compiler/asloptions.c
@@ -982,6 +982,23 @@ AslDoOptions (
             AslGbl_WarningsAsErrors = TRUE;
             break;
 
+        case 'w':
+
+            /* Get the required argument */
+
+            if (AcpiGetoptArgument (argc, argv))
+            {
+                return (-1);
+            }
+
+            Status = AslElevateException (AcpiGbl_Optarg);
+            if (ACPI_FAILURE (Status))
+            {
+                return (-1);
+            }
+            break;
+
+
         default:
 
             printf ("Unknown option: -w%s\n", AcpiGbl_Optarg);
diff --git a/source/compiler/asltransform.c b/source/compiler/asltransform.c
index 324b0364dc9d..2bf32db4b9f8 100644
--- a/source/compiler/asltransform.c
+++ b/source/compiler/asltransform.c
@@ -460,11 +460,7 @@ TrTransformSubtree (
 
     case PARSEOP_EXTERNAL:
 
-        if (AslGbl_DoExternals == TRUE)
-        {
-            ExDoExternal (Op);
-        }
-
+        ExDoExternal (Op);
         break;
 
     case PARSEOP___METHOD__: