diff options
Diffstat (limited to 'source/tools/acpihelp/ahdecode.c')
| -rw-r--r-- | source/tools/acpihelp/ahdecode.c | 732 |
1 files changed, 69 insertions, 663 deletions
diff --git a/source/tools/acpihelp/ahdecode.c b/source/tools/acpihelp/ahdecode.c index 5f422904a53c..c1ac74c3c0ed 100644 --- a/source/tools/acpihelp/ahdecode.c +++ b/source/tools/acpihelp/ahdecode.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Module Name: ahdecode - Operator/Opcode decoding for acpihelp utility + * Module Name: ahdecode - Miscellaneous decoding for acpihelp utility * *****************************************************************************/ @@ -48,19 +48,6 @@ #include "acpredef.h" -#define AH_DISPLAY_EXCEPTION(Status, Name) \ - printf ("%.4X: %s\n", Status, Name) - -#define AH_DISPLAY_EXCEPTION_TEXT(Status, Exception) \ - printf ("%.4X: %-28s (%s)\n", Status, Exception->Name, Exception->Description) - -#define BUFFER_LENGTH 128 -#define LINE_BUFFER_LENGTH 512 - -static char Gbl_Buffer[BUFFER_LENGTH]; -static char Gbl_LineBuffer[LINE_BUFFER_LENGTH]; - - /* Local prototypes */ static BOOLEAN @@ -76,32 +63,77 @@ static void AhDisplayResourceName ( const ACPI_PREDEFINED_INFO *ThisName); -static void -AhDisplayAmlOpcode ( - const AH_AML_OPCODE *Op); - -static void -AhDisplayAmlType ( - const AH_AML_TYPE *Op); - -static void -AhDisplayAslOperator ( - const AH_ASL_OPERATOR *Op); - -static void -AhDisplayOperatorKeywords ( - const AH_ASL_OPERATOR *Op); -static void -AhDisplayAslKeyword ( - const AH_ASL_KEYWORD *Op); +/******************************************************************************* + * + * FUNCTION: AhPrintOneField + * + * PARAMETERS: Indent - Indent length for new line(s) + * CurrentPosition - Position on current line + * MaxPosition - Max allowed line length + * Field - Data to output + * + * RETURN: Line position after field is written + * + * DESCRIPTION: Split long lines appropriately for ease of reading. + * + ******************************************************************************/ -static void +void AhPrintOneField ( UINT32 Indent, UINT32 CurrentPosition, UINT32 MaxPosition, - const char *Field); + const char *Field) +{ + UINT32 Position; + UINT32 TokenLength; + const char *This; + const char *Next; + const char *Last; + + + This = Field; + Position = CurrentPosition; + + if (Position == 0) + { + printf ("%*s", (int) Indent, " "); + Position = Indent; + } + + Last = This + strlen (This); + while ((Next = strpbrk (This, " "))) + { + TokenLength = Next - This; + Position += TokenLength; + + /* Split long lines */ + + if (Position > MaxPosition) + { + printf ("\n%*s", (int) Indent, " "); + Position = TokenLength; + } + + printf ("%.*s ", (int) TokenLength, This); + This = Next + 1; + } + + /* Handle last token on the input line */ + + TokenLength = Last - This; + if (TokenLength > 0) + { + Position += TokenLength; + if (Position > MaxPosition) + { + printf ("\n%*s", (int) Indent, " "); + } + + printf ("%s", This); + } +} /******************************************************************************* @@ -125,7 +157,7 @@ AhDisplayDirectives ( printf ("iASL Preprocessor Directives\n\n"); - for (Info = PreprocessorDirectives; Info->Name; Info++) + for (Info = Gbl_PreprocessorDirectives; Info->Name; Info++) { printf (" %-36s : %s\n", Info->Name, Info->Description); } @@ -329,632 +361,6 @@ AhDisplayResourceName ( /******************************************************************************* * - * FUNCTION: AhFindAmlOpcode (entry point for AML opcode name search) - * - * PARAMETERS: Name - Name or prefix for an AML opcode. - * NULL means "find all" - * - * RETURN: None - * - * DESCRIPTION: Find all AML opcodes that match the input Name or name - * prefix. - * - ******************************************************************************/ - -void -AhFindAmlOpcode ( - char *Name) -{ - const AH_AML_OPCODE *Op; - BOOLEAN Found = FALSE; - - - AcpiUtStrupr (Name); - - /* Find/display all opcode names that match the input name prefix */ - - for (Op = AmlOpcodeInfo; Op->OpcodeString; Op++) - { - if (!Op->OpcodeName) /* Unused opcodes */ - { - continue; - } - - if (!Name || (Name[0] == '*')) - { - AhDisplayAmlOpcode (Op); - Found = TRUE; - continue; - } - - /* Upper case the opcode name before substring compare */ - - strcpy (Gbl_Buffer, Op->OpcodeName); - AcpiUtStrupr (Gbl_Buffer); - - if (strstr (Gbl_Buffer, Name) == Gbl_Buffer) - { - AhDisplayAmlOpcode (Op); - Found = TRUE; - } - } - - if (!Found) - { - printf ("%s, no matching AML operators\n", Name); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhDecodeAmlOpcode (entry point for AML opcode search) - * - * PARAMETERS: OpcodeString - String version of AML opcode - * - * RETURN: None - * - * DESCRIPTION: Display information about the input AML opcode - * - ******************************************************************************/ - -void -AhDecodeAmlOpcode ( - char *OpcodeString) -{ - const AH_AML_OPCODE *Op; - UINT32 Opcode; - UINT8 Prefix; - - - if (!OpcodeString) - { - AhFindAmlOpcode (NULL); - return; - } - - Opcode = strtoul (OpcodeString, NULL, 16); - if (Opcode > ACPI_UINT16_MAX) - { - printf ("Invalid opcode (more than 16 bits)\n"); - return; - } - - /* Only valid opcode extension is 0x5B */ - - Prefix = (Opcode & 0x0000FF00) >> 8; - if (Prefix && (Prefix != 0x5B)) - { - printf ("Invalid opcode (invalid extension prefix 0x%X)\n", - Prefix); - return; - } - - /* Find/Display the opcode. May fall within an opcode range */ - - for (Op = AmlOpcodeInfo; Op->OpcodeString; Op++) - { - if ((Opcode >= Op->OpcodeRangeStart) && - (Opcode <= Op->OpcodeRangeEnd)) - { - AhDisplayAmlOpcode (Op); - } - } -} - - -/******************************************************************************* - * - * FUNCTION: AhDisplayAmlOpcode - * - * PARAMETERS: Op - An opcode info struct - * - * RETURN: None - * - * DESCRIPTION: Display the contents of an AML opcode information struct - * - ******************************************************************************/ - -static void -AhDisplayAmlOpcode ( - const AH_AML_OPCODE *Op) -{ - - if (!Op->OpcodeName) - { - printf ("%18s: Opcode=%-9s\n", "Reserved opcode", Op->OpcodeString); - return; - } - - /* Opcode name and value(s) */ - - printf ("%18s: Opcode=%-9s Type (%s)", - Op->OpcodeName, Op->OpcodeString, Op->Type); - - /* Optional fixed/static arguments */ - - if (Op->FixedArguments) - { - printf (" FixedArgs ("); - AhPrintOneField (37, 36 + 7 + strlen (Op->Type) + 12, - AH_MAX_AML_LINE_LENGTH, Op->FixedArguments); - printf (")"); - } - - /* Optional variable-length argument list */ - - if (Op->VariableArguments) - { - if (Op->FixedArguments) - { - printf ("\n%*s", 36, " "); - } - printf (" VariableArgs ("); - AhPrintOneField (37, 15, AH_MAX_AML_LINE_LENGTH, Op->VariableArguments); - printf (")"); - } - printf ("\n"); - - /* Grammar specification */ - - if (Op->Grammar) - { - AhPrintOneField (37, 0, AH_MAX_AML_LINE_LENGTH, Op->Grammar); - printf ("\n"); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhFindAmlTypes (entry point for AML grammar keyword search) - * - * PARAMETERS: Name - Name or prefix for an AML grammar element. - * NULL means "find all" - * - * RETURN: None - * - * DESCRIPTION: Find all AML grammar keywords that match the input Name or name - * prefix. - * - ******************************************************************************/ - -void -AhFindAmlTypes ( - char *Name) -{ - const AH_AML_TYPE *Keyword; - BOOLEAN Found = FALSE; - - - AcpiUtStrupr (Name); - - for (Keyword = AmlTypesInfo; Keyword->Name; Keyword++) - { - if (!Name) - { - printf (" %s\n", Keyword->Name); - Found = TRUE; - continue; - } - - if (*Name == '*') - { - AhDisplayAmlType (Keyword); - Found = TRUE; - continue; - } - - /* Upper case the operator name before substring compare */ - - strcpy (Gbl_Buffer, Keyword->Name); - AcpiUtStrupr (Gbl_Buffer); - - if (strstr (Gbl_Buffer, Name) == Gbl_Buffer) - { - AhDisplayAmlType (Keyword); - Found = TRUE; - } - } - - if (!Found) - { - printf ("%s, no matching AML grammar type\n", Name); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhDisplayAmlType - * - * PARAMETERS: Op - Pointer to AML grammar info - * - * RETURN: None - * - * DESCRIPTION: Format and display info for an AML grammar element. - * - ******************************************************************************/ - -static void -AhDisplayAmlType ( - const AH_AML_TYPE *Op) -{ - char *Description; - - - Description = Op->Description; - printf ("%4s", " "); /* Primary indent */ - - /* Emit the entire description string */ - - while (*Description) - { - /* Description can be multiple lines, must indent each */ - - while (*Description != '\n') - { - printf ("%c", *Description); - Description++; - } - - printf ("\n"); - Description++; - - /* Do indent */ - - if (*Description) - { - printf ("%8s", " "); /* Secondary indent */ - - /* Index extra for a comment */ - - if ((Description[0] == '/') && - (Description[1] == '/')) - { - printf ("%4s", " "); - } - } - } - - printf ("\n"); -} - - -/******************************************************************************* - * - * FUNCTION: AhFindAslKeywords (entry point for ASL keyword search) - * - * PARAMETERS: Name - Name or prefix for an ASL keyword. - * NULL means "find all" - * - * RETURN: None - * - * DESCRIPTION: Find all ASL keywords that match the input Name or name - * prefix. - * - ******************************************************************************/ - -void -AhFindAslKeywords ( - char *Name) -{ - const AH_ASL_KEYWORD *Keyword; - BOOLEAN Found = FALSE; - - - AcpiUtStrupr (Name); - - for (Keyword = AslKeywordInfo; Keyword->Name; Keyword++) - { - if (!Name || (Name[0] == '*')) - { - AhDisplayAslKeyword (Keyword); - Found = TRUE; - continue; - } - - /* Upper case the operator name before substring compare */ - - strcpy (Gbl_Buffer, Keyword->Name); - AcpiUtStrupr (Gbl_Buffer); - - if (strstr (Gbl_Buffer, Name) == Gbl_Buffer) - { - AhDisplayAslKeyword (Keyword); - Found = TRUE; - } - } - - if (!Found) - { - printf ("%s, no matching ASL keywords\n", Name); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhDisplayAslKeyword - * - * PARAMETERS: Op - Pointer to ASL keyword with syntax info - * - * RETURN: None - * - * DESCRIPTION: Format and display syntax info for an ASL keyword. Splits - * long lines appropriately for reading. - * - ******************************************************************************/ - -static void -AhDisplayAslKeyword ( - const AH_ASL_KEYWORD *Op) -{ - - /* ASL keyword name and description */ - - printf ("%22s: %s\n", Op->Name, Op->Description); - if (!Op->KeywordList) - { - return; - } - - /* List of actual keywords */ - - AhPrintOneField (24, 0, AH_MAX_ASL_LINE_LENGTH, Op->KeywordList); - printf ("\n"); -} - - -/******************************************************************************* - * - * FUNCTION: AhFindAslAndAmlOperators - * - * PARAMETERS: Name - Name or prefix for an ASL operator. - * NULL means "find all" - * - * RETURN: None - * - * DESCRIPTION: Find all ASL operators that match the input Name or name - * prefix. Also displays the AML information if only one entry - * matches. - * - ******************************************************************************/ - -void -AhFindAslAndAmlOperators ( - char *Name) -{ - UINT32 MatchCount; - - - MatchCount = AhFindAslOperators (Name); - if (MatchCount == 1) - { - AhFindAmlOpcode (Name); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhFindAslOperators (entry point for ASL operator search) - * - * PARAMETERS: Name - Name or prefix for an ASL operator. - * NULL means "find all" - * - * RETURN: Number of operators that matched the name prefix. - * - * DESCRIPTION: Find all ASL operators that match the input Name or name - * prefix. - * - ******************************************************************************/ - -UINT32 -AhFindAslOperators ( - char *Name) -{ - const AH_ASL_OPERATOR *Operator; - BOOLEAN MatchCount = 0; - - - AcpiUtStrupr (Name); - - /* Find/display all names that match the input name prefix */ - - for (Operator = AslOperatorInfo; Operator->Name; Operator++) - { - if (!Name || (Name[0] == '*')) - { - AhDisplayAslOperator (Operator); - MatchCount++; - continue; - } - - /* Upper case the operator name before substring compare */ - - strcpy (Gbl_Buffer, Operator->Name); - AcpiUtStrupr (Gbl_Buffer); - - if (strstr (Gbl_Buffer, Name) == Gbl_Buffer) - { - AhDisplayAslOperator (Operator); - MatchCount++; - } - } - - if (!MatchCount) - { - printf ("%s, no matching ASL operators\n", Name); - } - - return (MatchCount); -} - - -/******************************************************************************* - * - * FUNCTION: AhDisplayAslOperator - * - * PARAMETERS: Op - Pointer to ASL operator with syntax info - * - * RETURN: None - * - * DESCRIPTION: Format and display syntax info for an ASL operator. Splits - * long lines appropriately for reading. - * - ******************************************************************************/ - -static void -AhDisplayAslOperator ( - const AH_ASL_OPERATOR *Op) -{ - - /* ASL operator name and description */ - - printf ("%16s: %s\n", Op->Name, Op->Description); - if (!Op->Syntax) - { - return; - } - - /* Syntax for the operator */ - - AhPrintOneField (18, 0, AH_MAX_ASL_LINE_LENGTH, Op->Syntax); - printf ("\n"); - - AhDisplayOperatorKeywords (Op); - printf ("\n"); -} - - -/******************************************************************************* - * - * FUNCTION: AhDisplayOperatorKeywords - * - * PARAMETERS: Op - Pointer to ASL keyword with syntax info - * - * RETURN: None - * - * DESCRIPTION: Display any/all keywords that are associated with the ASL - * operator. - * - ******************************************************************************/ - -static void -AhDisplayOperatorKeywords ( - const AH_ASL_OPERATOR *Op) -{ - char *Token; - char *Separators = "(){}, "; - BOOLEAN FirstKeyword = TRUE; - - - if (!Op || !Op->Syntax) - { - return; - } - - /* - * Find all parameters that have the word "keyword" within, and then - * display the info about that keyword - */ - strcpy (Gbl_LineBuffer, Op->Syntax); - Token = strtok (Gbl_LineBuffer, Separators); - while (Token) - { - if (strstr (Token, "Keyword")) - { - if (FirstKeyword) - { - printf ("\n"); - FirstKeyword = FALSE; - } - - /* Found a keyword, display keyword information */ - - AhFindAslKeywords (Token); - } - - Token = strtok (NULL, Separators); - } -} - - -/******************************************************************************* - * - * FUNCTION: AhPrintOneField - * - * PARAMETERS: Indent - Indent length for new line(s) - * CurrentPosition - Position on current line - * MaxPosition - Max allowed line length - * Field - Data to output - * - * RETURN: Line position after field is written - * - * DESCRIPTION: Split long lines appropriately for ease of reading. - * - ******************************************************************************/ - -static void -AhPrintOneField ( - UINT32 Indent, - UINT32 CurrentPosition, - UINT32 MaxPosition, - const char *Field) -{ - UINT32 Position; - UINT32 TokenLength; - const char *This; - const char *Next; - const char *Last; - - - This = Field; - Position = CurrentPosition; - - if (Position == 0) - { - printf ("%*s", (int) Indent, " "); - Position = Indent; - } - - Last = This + strlen (This); - while ((Next = strpbrk (This, " "))) - { - TokenLength = Next - This; - Position += TokenLength; - - /* Split long lines */ - - if (Position > MaxPosition) - { - printf ("\n%*s", (int) Indent, " "); - Position = TokenLength; - } - - printf ("%.*s ", (int) TokenLength, This); - This = Next + 1; - } - - /* Handle last token on the input line */ - - TokenLength = Last - This; - if (TokenLength > 0) - { - Position += TokenLength; - if (Position > MaxPosition) - { - printf ("\n%*s", (int) Indent, " "); - } - - printf ("%s", This); - } -} - - -/******************************************************************************* - * * FUNCTION: AhDisplayDeviceIds * * PARAMETERS: Name - Device Hardware ID string. @@ -1049,7 +455,7 @@ AhDisplayUuids ( /* Display entire table of known ACPI-related UUIDs/GUIDs */ - for (Info = AcpiUuids; Info->Description; Info++) + for (Info = Gbl_AcpiUuids; Info->Description; Info++) { if (!Info->String) /* Null UUID string means group description */ { @@ -1096,7 +502,7 @@ AhDisplayTables ( printf ("Known ACPI tables:\n"); - for (Info = AcpiSupportedTables; Info->Signature; Info++) + for (Info = Gbl_AcpiSupportedTables; Info->Signature; Info++) { printf ("%8s : %s\n", Info->Signature, Info->Description); i++; |