psopcode.c

acpi tools for linux include acpiexec and acpixtract

/* 74 */ ACPI_OP ("ToDecimalString",    ARGP_TO_DEC_STR_OP,        ARGI_TO_DEC_STR_OP,         ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_1A_1T_1R,   AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT),
/* 75 */ ACPI_OP ("ToHexString",        ARGP_TO_HEX_STR_OP,        ARGI_TO_HEX_STR_OP,         ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_1A_1T_1R,   AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT),
/* 76 */ ACPI_OP ("ToInteger",          ARGP_TO_INTEGER_OP,        ARGI_TO_INTEGER_OP,         ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_1A_1T_1R,   AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT),
/* 77 */ ACPI_OP ("ToString",           ARGP_TO_STRING_OP,         ARGI_TO_STRING_OP,          ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_2A_1T_1R,   AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT),
/* 78 */ ACPI_OP ("CopyObject",         ARGP_COPY_OP,              ARGI_COPY_OP,               ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_1A_1T_1R,   AML_FLAGS_EXEC_1A_1T_1R),
/* 79 */ ACPI_OP ("Mid",                ARGP_MID_OP,               ARGI_MID_OP,                ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_3A_1T_1R,   AML_FLAGS_EXEC_3A_1T_1R | AML_CONSTANT),
/* 7A */ ACPI_OP ("Continue",           ARGP_CONTINUE_OP,          ARGI_CONTINUE_OP,           ACPI_TYPE_ANY,               AML_CLASS_CONTROL,         AML_TYPE_CONTROL,         0),
/* 7B */ ACPI_OP ("LoadTable",          ARGP_LOAD_TABLE_OP,        ARGI_LOAD_TABLE_OP,         ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_6A_0T_1R,   AML_FLAGS_EXEC_6A_0T_1R),
/* 7C */ ACPI_OP ("DataTableRegion",    ARGP_DATA_REGION_OP,       ARGI_DATA_REGION_OP,        ACPI_TYPE_REGION,            AML_CLASS_NAMED_OBJECT,    AML_TYPE_NAMED_COMPLEX,    AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED | AML_DEFER),
/* 7D */ ACPI_OP ("[EvalSubTree]",      ARGP_SCOPE_OP,             ARGI_SCOPE_OP,              ACPI_TYPE_ANY,               AML_CLASS_NAMED_OBJECT,    AML_TYPE_NAMED_NO_OBJ,    AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE),

/* ACPI 3.0 opcodes */

/* 7E */ ACPI_OP ("Timer",              ARGP_TIMER_OP,             ARGI_TIMER_OP,              ACPI_TYPE_ANY,               AML_CLASS_EXECUTE,         AML_TYPE_EXEC_0A_0T_1R,   AML_FLAGS_EXEC_0A_0T_1R)

/*! [End] no source code translation !*/
};

/*
 * This table is directly indexed by the opcodes, and returns an
 * index into the table above
 */
static const UINT8 AcpiGbl_ShortOpIndex[256] =
{
/*              0     1     2     3     4     5     6     7  */
/*              8     9     A     B     C     D     E     F  */
/* 0x00 */    0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK,
/* 0x08 */    0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK,
/* 0x10 */    0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK,
/* 0x18 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x20 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x28 */    _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX,
/* 0x30 */    0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
/* 0x38 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */    _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x48 */    _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x50 */    _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
/* 0x58 */    _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC,
/* 0x60 */    0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
/* 0x68 */    0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK,
/* 0x70 */    0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
/* 0x78 */    0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
/* 0x80 */    0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
/* 0x88 */    0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
/* 0x90 */    0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
/* 0x98 */    0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A,
/* 0xA0 */    0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
/* 0xA8 */    0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB0 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xB8 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC0 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xC8 */    _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK,
/* 0xD0 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xD8 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE0 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xE8 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF0 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0xF8 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45,
};

/*
 * This table is indexed by the second opcode of the extended opcode
 * pair.  It returns an index into the opcode table (AcpiGbl_AmlOpInfo)
 */
static const UINT8 AcpiGbl_LongOpIndex[NUM_EXTENDED_OPCODE] =
{
/*              0     1     2     3     4     5     6     7  */
/*              8     9     A     B     C     D     E     F  */
/* 0x00 */    _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x08 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x10 */    _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK,
/* 0x18 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B,
/* 0x20 */    0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
/* 0x28 */    0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x30 */    0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK,
/* 0x38 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x40 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x48 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x50 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x58 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x60 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x68 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x70 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x78 */    _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
/* 0x80 */    0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
/* 0x88 */    0x7C,
};


/*******************************************************************************
 *
 * FUNCTION:    AcpiPsGetOpcodeInfo
 *
 * PARAMETERS:  Opcode              - The AML opcode
 *
 * RETURN:      A pointer to the info about the opcode.
 *
 * DESCRIPTION: Find AML opcode description based on the opcode.
 *              NOTE: This procedure must ALWAYS return a valid pointer!
 *
 ******************************************************************************/

const ACPI_OPCODE_INFO *
AcpiPsGetOpcodeInfo (
    UINT16                  Opcode)
{
    ACPI_FUNCTION_NAME (PsGetOpcodeInfo);


    /*
     * Detect normal 8-bit opcode or extended 16-bit opcode
     */
    if (!(Opcode & 0xFF00))
    {
        /* Simple (8-bit) opcode: 0-255, can't index beyond table  */

        return (&AcpiGbl_AmlOpInfo [AcpiGbl_ShortOpIndex [(UINT8) Opcode]]);
    }

    if (((Opcode & 0xFF00) == AML_EXTENDED_OPCODE) &&
        (((UINT8) Opcode) <= MAX_EXTENDED_OPCODE))
    {
        /* Valid extended (16-bit) opcode */

        return (&AcpiGbl_AmlOpInfo [AcpiGbl_LongOpIndex [(UINT8) Opcode]]);
    }

    /* Unknown AML opcode */

    ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
        "Unknown AML opcode [%4.4X]\n", Opcode));

    return (&AcpiGbl_AmlOpInfo [_UNK]);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiPsGetOpcodeName
 *
 * PARAMETERS:  Opcode              - The AML opcode
 *
 * RETURN:      A pointer to the name of the opcode (ASCII String)
 *              Note: Never returns NULL.
 *
 * DESCRIPTION: Translate an opcode into a human-readable string
 *
 ******************************************************************************/

char *
AcpiPsGetOpcodeName (
    UINT16                  Opcode)
{
#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)

    const ACPI_OPCODE_INFO  *Op;


    Op = AcpiPsGetOpcodeInfo (Opcode);

    /* Always guaranteed to return a valid pointer */

    return (Op->Name);

#else
    return ("OpcodeName unavailable");

#endif
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiPsGetArgumentCount
 *
 * PARAMETERS:  OpType              - Type associated with the AML opcode
 *
 * RETURN:      Argument count
 *
 * DESCRIPTION: Obtain the number of expected arguments for an AML opcode
 *
 ******************************************************************************/

UINT8
AcpiPsGetArgumentCount (
    UINT32                  OpType)
{

    if (OpType <= AML_TYPE_EXEC_6A_0T_1R)
    {
        return (AcpiGbl_ArgumentCount[OpType]);
    }

    return (0);
}