static UINT8
AbHexByteToBinary (
char *HexString,
char *OutBinary)
{
UINT8 Local1;
UINT8 Local2;
if (!UtHexCharToValue (HexString[0], &Local1))
{
return (0);
}
if (!UtHexCharToValue (HexString[1], &Local2))
{
return (0);
}
*OutBinary = (UINT8) ((Local1 << 4) | Local2);
return (2);
}
static void
OpcDoUuId (
ACPI_PARSE_OBJECT *Op)
{
char *InString;
char *Buffer;
ACPI_STATUS Status = AE_OK;
ACPI_NATIVE_UINT i;
ACPI_PARSE_OBJECT *NewOp;
InString = (char *) Op->Asl.Value.String;
if (ACPI_STRLEN (InString) != 36)
{
Status = AE_BAD_PARAMETER;
}
else
{
/* Check all 36 characters for correct format */
for (i = 0; i < 36; i++)
{
if ((i == 8) || (i == 13) || (i == 18) || (i == 23))
{
if (InString[i] != '-')
{
Status = AE_BAD_PARAMETER;
}
}
else
{
if (!isxdigit (InString[i]))
{
Status = AE_BAD_PARAMETER;
}
}
}
}
Buffer = UtLocalCalloc (16);
if (ACPI_FAILURE (Status))
{
AslError (ASL_ERROR, ASL_MSG_INVALID_UUID, Op, Op->Asl.Value.String);
}
else for (i = 0; i < 16; i++)
{
Buffer[i] = (char) (UtHexCharToValue (InString[OpcMapToUUID[i]]) << 4);
Buffer[i] |= (char) UtHexCharToValue (InString[OpcMapToUUID[i] + 1]);
}
/* Change Op to a Buffer */
Op->Asl.ParseOpcode = PARSEOP_BUFFER;
Op->Common.AmlOpcode = AML_BUFFER_OP;
/* Disable further optimization */
Op->Asl.CompileFlags &= ~NODE_COMPILE_TIME_CONST;
UtSetParseOpName (Op);
/* Child node is the buffer length */
NewOp = TrAllocateNode (PARSEOP_INTEGER);
NewOp->Asl.AmlOpcode = AML_BYTE_OP;
NewOp->Asl.Value.Integer = 16;
NewOp->Asl.Parent = Op;
Op->Asl.Child = NewOp;
Op = NewOp;
/* Peer to the child is the raw buffer data */
NewOp = TrAllocateNode (PARSEOP_RAW_DATA);
NewOp->Asl.AmlOpcode = AML_RAW_DATA_BUFFER;
NewOp->Asl.AmlLength = 16;
NewOp->Asl.Value.String = (char *) Buffer;
NewOp->Asl.Parent = Op->Asl.Parent;
Op->Asl.Next = NewOp;
}
static void
OpcDoEisaId (
ACPI_PARSE_OBJECT *Op)
{
UINT32 EisaId = 0;
UINT32 BigEndianId;
char *InString;
ACPI_STATUS Status = AE_OK;
ACPI_NATIVE_UINT i;
InString = (char *) Op->Asl.Value.String;
/*
* The EISAID string must be exactly 7 characters and of the form
* "UUUXXXX" -- 3 uppercase letters and 4 hex digits (e.g., "PNP0001")
*/
if (ACPI_STRLEN (InString) != 7)
{
Status = AE_BAD_PARAMETER;
}
else
{
/* Check all 7 characters for correct format */
for (i = 0; i < 7; i++)
{
/* First 3 characters must be uppercase letters */
if (i < 3)
{
if (!isupper (InString[i]))
{
Status = AE_BAD_PARAMETER;
}
}
/* Last 4 characters must be hex digits */
else if (!isxdigit (InString[i]))
{
Status = AE_BAD_PARAMETER;
}
}
}
if (ACPI_FAILURE (Status))
{
AslError (ASL_ERROR, ASL_MSG_INVALID_EISAID, Op, Op->Asl.Value.String);
}
else
{
/* Create ID big-endian first (bits are contiguous) */
BigEndianId =
(UINT32) (InString[0] - 0x40) << 26 |
(UINT32) (InString[1] - 0x40) << 21 |
(UINT32) (InString[2] - 0x40) << 16 |
(UtHexCharToValue (InString[3])) << 12 |
(UtHexCharToValue (InString[4])) << 8 |
(UtHexCharToValue (InString[5])) << 4 |
UtHexCharToValue (InString[6]);
/* Swap to little-endian to get final ID (see function header) */
EisaId = AcpiUtDwordByteSwap (BigEndianId);
}
/*
* Morph the Op into an integer, regardless of whether there
* was an error in the EISAID string
*/
Op->Asl.Value.Integer = EisaId;
Op->Asl.CompileFlags &= ~NODE_COMPILE_TIME_CONST;
Op->Asl.ParseOpcode = PARSEOP_INTEGER;
(void) OpcSetOptimalIntegerSize (Op);
/* Op is now an integer */
UtSetParseOpName (Op);
}
