mirror of
https://github.com/acpica/acpica/
synced 2025-02-19 15:04:30 +03:00
All table descriptors are now dynamic. Fixes multiple SSDT deletion
problem. Updated some global names and defines date 2003.05.08.23.27.00; author rmoore1; state Exp;
This commit is contained in:
aystarik
parent
bb57188636
commit
6223d66acc
@ -2,7 +2,7 @@
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*
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* Module Name: a16find - 16-bit (real mode) routines to find ACPI
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* tables in memory
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* $Revision: 1.21 $
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* $Revision: 1.25 $
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*
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*****************************************************************************/
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@ -10,7 +10,7 @@
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*
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* 1. Copyright Notice
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*
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* Some or all of this work - Copyright (c) 1999 - 2002, Intel Corp.
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* Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp.
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* All rights reserved.
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*
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* 2. License
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@ -139,6 +139,9 @@
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#if ACPI_MACHINE_WIDTH == 16
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UINT32 ACPI_INTERNAL_VAR_XFACE dIn32 (UINT16 port);
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void ACPI_INTERNAL_VAR_XFACE vOut32 (UINT16 port, UINT32 Val);
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#define ACPI_ENABLE_HPET 0x00020000
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char FilenameBuf[20];
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ACPI_TABLE_HEADER AcpiTblHeader;
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@ -160,14 +163,14 @@ UINT32 AcpiGbl_RsdpOriginalLocation;
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*
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******************************************************************************/
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NATIVE_INT
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ACPI_NATIVE_INT
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AfWriteBuffer (
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char *Filename,
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char *Buffer,
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UINT32 Length)
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{
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FILE *fp;
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NATIVE_INT Actual;
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ACPI_NATIVE_INT Actual;
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fp = fopen (Filename, "wb");
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@ -198,7 +201,7 @@ AfWriteBuffer (
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char *
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AfGenerateFilename (char *TableId)
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{
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NATIVE_UINT i;
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ACPI_NATIVE_UINT i;
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for (i = 0; i < 8 && TableId[i] != ' ' && TableId[i] != 0; i++)
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@ -246,6 +249,15 @@ AfDumpTables (void)
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#endif
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void pascal
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cprint (
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UINT32 value)
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{
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AcpiOsPrintf ("Seq: 0x%8.8X\n", value);
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}
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/******************************************************************************
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*
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* FUNCTION: CopyExtendedToReal
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@ -267,7 +279,11 @@ CopyExtendedToReal (
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int RetVal;
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RetVal = FlatMove (GET_PHYSICAL_ADDRESS (Destination), PhysicalSource, (UINT16) Size);
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RetVal = FlatMove32 (GET_PHYSICAL_ADDRESS (Destination),
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PhysicalSource, (UINT16) Size);
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AcpiOsPrintf ("FlatMove return: 0x%hX From %X To %X Len %X\n",
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(int) RetVal, PhysicalSource, GET_PHYSICAL_ADDRESS (Destination), Size);
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return (RetVal);
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}
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@ -374,17 +390,17 @@ AfRecognizeTable (
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/* Search for a signature match among the known table types */
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Status = AE_SUPPORT;
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for (i = 1; i < NUM_ACPI_TABLES; i++) /* Start at one -> Skip RSDP */
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for (i = 1; i < NUM_ACPI_TABLE_TYPES; i++) /* Start at one -> Skip RSDP */
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{
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if (!ACPI_STRNCMP (TableHeader->Signature,
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AcpiGbl_AcpiTableData[i].Signature,
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AcpiGbl_AcpiTableData[i].SigLength))
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AcpiGbl_TableData[i].Signature,
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AcpiGbl_TableData[i].SigLength))
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{
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AcpiOsPrintf ("Found table [%s] Length 0x%X\n",
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AcpiGbl_AcpiTableData[i].Signature, (UINT32) TableHeader->Length);
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AcpiGbl_TableData[i].Signature, (UINT32) TableHeader->Length);
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TableType = i;
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TableGlobalPtr = AcpiGbl_AcpiTableData[i].GlobalPtr;
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TableGlobalPtr = AcpiGbl_TableData[i].GlobalPtr;
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Status = AE_OK;
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break;
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}
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@ -403,7 +419,7 @@ AfRecognizeTable (
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{
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
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"Unsupported table %s (Type %d) was found and discarded\n",
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AcpiGbl_AcpiTableData[TableType].Name, (UINT32) TableType));
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AcpiGbl_TableData[TableType].Name, (UINT32) TableType));
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return_ACPI_STATUS (Status);
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}
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@ -414,7 +430,7 @@ AfRecognizeTable (
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/* Table failed verification, map all errors to BAD_DATA */
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ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid table header found in table named %s (Type %d)\n",
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AcpiGbl_AcpiTableData[TableType].Name, (UINT32) TableType));
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AcpiGbl_TableData[TableType].Name, (UINT32) TableType));
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return_ACPI_STATUS (AE_BAD_DATA);
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}
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@ -433,7 +449,7 @@ AfRecognizeTable (
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CopyExtendedToReal (*TableGlobalPtr, PhysAddr, AcpiTblHeader.Length);
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%s=%p, (TableGlobalPtr=%p)\n", AcpiGbl_AcpiTableData[TableType].Signature,
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%s=%p, (TableGlobalPtr=%p)\n", AcpiGbl_TableData[TableType].Signature,
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*TableGlobalPtr, TableGlobalPtr));
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if (AcpiGbl_DbOpt_verbose)
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@ -594,9 +610,209 @@ AfGetAllTables (
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}
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ACPI_STATUS
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AfGetRsdt (void)
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{
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BOOLEAN Found;
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UINT32 PhysicalAddress;
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UINT32 SignatureLength;
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char *TableSignature;
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ACPI_STATUS Status;
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ACPI_TABLE_DESC TableInfo;
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ACPI_FUNCTION_TRACE ("AfGetRsdt");
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if (AcpiGbl_XSDT)
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{
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return (AE_OK);
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}
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Found = AfFindRsdp (&AcpiGbl_RSDP);
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if (!Found)
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{
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AcpiOsPrintf ("Could not find RSDP in the low megabyte\n");
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return (AE_NO_ACPI_TABLES);
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}
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/*
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* For RSDP revision 0 or 1, we use the RSDT.
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* For RSDP revision 2 (and above), we use the XSDT
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*/
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if (AcpiGbl_RSDP->Revision < 2)
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{
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PhysicalAddress = AcpiGbl_RSDP->RsdtPhysicalAddress;
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TableSignature = RSDT_SIG;
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SignatureLength = sizeof (RSDT_SIG) -1;
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Found ACPI 1.0 RSDP\n"));
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}
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else
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{
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PhysicalAddress = ACPI_GET_ADDRESS (AcpiGbl_RSDP->XsdtPhysicalAddress);
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TableSignature = XSDT_SIG;
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SignatureLength = sizeof (XSDT_SIG) -1;
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Found ACPI 2.0 RSDP\n"));
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}
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) AcpiGbl_RSDP, sizeof (RSDP_DESCRIPTOR), 0, ACPI_UINT32_MAX);
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}
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/* Get the RSDT/XSDT header to determine the table length */
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CopyExtendedToReal (&AcpiTblHeader, PhysicalAddress, sizeof (ACPI_TABLE_HEADER));
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "RSDT/XSDT at %8.8X\n", (UINT32) PhysicalAddress));
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) &AcpiTblHeader, sizeof (ACPI_TABLE_HEADER), 0, ACPI_UINT32_MAX);
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}
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/* Validate the table header */
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Status = AcpiTbValidateTableHeader (&AcpiTblHeader);
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if (ACPI_FAILURE (Status))
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{
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/* Table failed verification, map all errors to BAD_DATA */
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ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid RSDT table header\n"));
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return (AE_BAD_DATA);
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}
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/* Allocate a buffer for the entire table */
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AcpiGbl_XSDT = (void *) malloc ((size_t) AcpiTblHeader.Length);
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if (!AcpiGbl_XSDT)
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{
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AcpiOsPrintf ("Could not allocate buffer for RSDT length 0x%X\n",
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(UINT32) AcpiTblHeader.Length);
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return AE_NO_MEMORY;
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}
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/* Get the entire RSDT/XSDT */
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CopyExtendedToReal (AcpiGbl_XSDT, PhysicalAddress, AcpiTblHeader.Length);
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AcpiOsPrintf ("%s at %p (Phys %8.8X)\n",
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TableSignature, AcpiGbl_XSDT, (UINT32) PhysicalAddress);
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) &AcpiTblHeader, sizeof (ACPI_TABLE_HEADER), 0, 0);
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}
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/* Convert to common format XSDT */
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TableInfo.Pointer = (ACPI_TABLE_HEADER *) AcpiGbl_XSDT;
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TableInfo.Length = (ACPI_SIZE) AcpiTblHeader.Length;
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TableInfo.Allocation = ACPI_MEM_ALLOCATED;
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AcpiGbl_RsdtTableCount = AcpiTbGetTableCount (AcpiGbl_RSDP, TableInfo.Pointer);
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Status = AcpiTbConvertToXsdt (&TableInfo);
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if (ACPI_FAILURE (Status))
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{
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goto ErrorExit;
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}
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AcpiGbl_XSDT = (XSDT_DESCRIPTOR *) TableInfo.Pointer;
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ErrorExit:
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return (Status);
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}
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void
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AfDumpRsdt (void)
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{
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UINT32 i;
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UINT32 NumTables;
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UINT32 PhysicalAddress;
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ACPI_TABLE_HEADER **Table;
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ACPI_TABLE_HEADER ThisTable;
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NumTables = (AcpiGbl_XSDT->Header.Length - sizeof (ACPI_TABLE_HEADER)) / 8;
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AcpiOsPrintf ("%d Tables defined in RSDT/XSDT:\n", NumTables);
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for (i = 0; i < NumTables; i++)
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{
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PhysicalAddress = (UINT32) AcpiGbl_XSDT->TableOffsetEntry[i].Lo;
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CopyExtendedToReal (&ThisTable, PhysicalAddress, sizeof (ACPI_TABLE_HEADER));
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AcpiOsPrintf ("[%4.4s] ", ThisTable.Signature);
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((char *) Table) += 8;
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}
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AcpiOsPrintf ("\n");
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}
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ACPI_STATUS
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AfGetTable (
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ACPI_TABLE_HEADER *TableHeader,
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UINT32 PhysicalAddress,
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UINT8 **TablePtr)
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{
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/* Allocate a buffer for the entire table */
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*TablePtr = (void *) malloc ((size_t) TableHeader->Length);
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if (!*TablePtr)
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{
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AcpiOsPrintf ("Could not allocate buffer for table length 0x%X\n",
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(UINT32) TableHeader->Length);
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return AE_NO_MEMORY;
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}
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/* Get the entire table */
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CopyExtendedToReal (*TablePtr, PhysicalAddress, TableHeader->Length);
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AcpiOsPrintf ("%4.4s at %p (Phys %8.8X)\n",
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TableHeader->Signature, *TablePtr, (UINT32) PhysicalAddress);
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) TableHeader, sizeof (ACPI_TABLE_HEADER), 0, 0);
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}
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return (AE_OK);
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}
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ACPI_STATUS
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AfGetTableFromXsdt (
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char *TableName,
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UINT8 **TablePtr)
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{
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UINT32 i;
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UINT32 NumTables;
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UINT32 PhysicalAddress;
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ACPI_TABLE_HEADER ThisTable;
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NumTables = (AcpiGbl_XSDT->Header.Length - sizeof (ACPI_TABLE_HEADER)) / 8;
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for (i = 0; i < NumTables; i++)
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{
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PhysicalAddress = (UINT32) AcpiGbl_XSDT->TableOffsetEntry[i].Lo;
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CopyExtendedToReal (&ThisTable, PhysicalAddress, sizeof (ACPI_TABLE_HEADER));
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if (!ACPI_STRNCMP (TableName, ThisTable.Signature, ACPI_NAME_SIZE))
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{
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AfGetTable (&ThisTable, PhysicalAddress, TablePtr);
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return (AE_OK);
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}
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}
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return (AE_NOT_FOUND);
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}
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/******************************************************************************
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*
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* FUNCTION: AfFindDsdt
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* FUNCTION: AfFindTable
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*
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* PARAMETERS:
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*
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@ -607,115 +823,27 @@ AfGetAllTables (
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*****************************************************************************/
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ACPI_STATUS
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AfFindTable(
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AfFindTable (
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char *TableName,
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UINT8 **TablePtr,
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UINT32 *TableLength)
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{
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ACPI_TABLE_DESC TableInfo;
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BOOLEAN Found;
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ACPI_STATUS Status;
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UINT32 PhysicalAddress;
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UINT32 SignatureLength;
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char *TableSignature;
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ACPI_FUNCTION_TRACE ("AfFindTable");
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if (!AcpiGbl_RSDP)
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if (!AcpiGbl_DSDT)
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{
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Found = AfFindRsdp (&AcpiGbl_RSDP);
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if (!Found)
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{
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AcpiOsPrintf ("Could not find RSDP in the low megabyte\n");
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return (AE_NO_ACPI_TABLES);
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}
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/*
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* For RSDP revision 0 or 1, we use the RSDT.
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* For RSDP revision 2 (and above), we use the XSDT
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*/
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if (AcpiGbl_RSDP->Revision < 2)
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{
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PhysicalAddress = AcpiGbl_RSDP->RsdtPhysicalAddress;
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TableSignature = RSDT_SIG;
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SignatureLength = sizeof (RSDT_SIG) -1;
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Found ACPI 1.0 RSDP\n"));
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}
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else
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{
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PhysicalAddress = ACPI_GET_ADDRESS (AcpiGbl_RSDP->XsdtPhysicalAddress);
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TableSignature = XSDT_SIG;
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SignatureLength = sizeof (XSDT_SIG) -1;
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Found ACPI 2.0 RSDP\n"));
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}
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) AcpiGbl_RSDP, sizeof (RSDP_DESCRIPTOR), 0, ACPI_UINT32_MAX);
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}
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/* Get the RSDT/XSDT header to determine the table length */
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CopyExtendedToReal (&AcpiTblHeader, PhysicalAddress, sizeof (ACPI_TABLE_HEADER));
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ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "RSDT/XSDT at %8.8X\n", (UINT32) PhysicalAddress));
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) &AcpiTblHeader, sizeof (ACPI_TABLE_HEADER), 0, ACPI_UINT32_MAX);
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}
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/* Validate the table header */
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Status = AcpiTbValidateTableHeader (&AcpiTblHeader);
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Status = AfGetRsdt ();
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if (ACPI_FAILURE (Status))
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{
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/* Table failed verification, map all errors to BAD_DATA */
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ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid RSDT table header\n"));
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return (AE_BAD_DATA);
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return (Status);
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}
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/* Allocate a buffer for the entire table */
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AcpiGbl_XSDT = (void *) malloc ((size_t) AcpiTblHeader.Length);
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if (!AcpiGbl_XSDT)
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{
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AcpiOsPrintf ("Could not allocate buffer for RSDT length 0x%X\n",
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(UINT32) AcpiTblHeader.Length);
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return AE_NO_MEMORY;
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}
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/* Get the entire RSDT/XSDT */
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CopyExtendedToReal (AcpiGbl_XSDT, PhysicalAddress, AcpiTblHeader.Length);
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AcpiOsPrintf ("%s at %p (Phys %8.8X)\n",
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TableSignature, AcpiGbl_XSDT, (UINT32) PhysicalAddress);
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if (AcpiGbl_DbOpt_verbose)
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{
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AcpiUtDumpBuffer ((char *) &AcpiTblHeader, sizeof (ACPI_TABLE_HEADER), 0, 0);
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}
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/* Convert to common format XSDT */
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TableInfo.Pointer = (ACPI_TABLE_HEADER *) AcpiGbl_XSDT;
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TableInfo.Length = (ACPI_SIZE) AcpiTblHeader.Length;
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TableInfo.Allocation = ACPI_MEM_ALLOCATED;
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AcpiGbl_RsdtTableCount = AcpiTbGetTableCount (AcpiGbl_RSDP, TableInfo.Pointer);
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Status = AcpiTbConvertToXsdt (&TableInfo);
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if (ACPI_FAILURE (Status))
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{
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goto ErrorExit;
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}
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AcpiGbl_XSDT = (XSDT_DESCRIPTOR *) TableInfo.Pointer;
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AfDumpRsdt ();
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/* Get the rest of the required tables (DSDT, FADT) */
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Status = AfGetAllTables (AcpiGbl_RsdtTableCount, NULL);
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@ -748,12 +876,22 @@ AfFindTable(
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*TablePtr = (UINT8 *) AcpiGbl_XSDT;
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*TableLength = AcpiGbl_XSDT->Header.Length;
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}
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else
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else if (!ACPI_STRNCMP (TableName, SSDT_SIG, ACPI_NAME_SIZE))
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{
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AcpiOsPrintf ("Unsupported table signature: [%4.4s]\n", TableName);
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*TablePtr = NULL;
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return AE_SUPPORT;
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}
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else
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{
|
||||
Status = AfGetTableFromXsdt (TableName, TablePtr);
|
||||
if (ACPI_FAILURE (Status))
|
||||
{
|
||||
goto ErrorExit;
|
||||
}
|
||||
|
||||
*TableLength = (*((ACPI_TABLE_HEADER **)TablePtr))->Length;
|
||||
}
|
||||
|
||||
return AE_OK;
|
||||
|
||||
@ -764,5 +902,56 @@ ErrorExit:
|
||||
return (Status);
|
||||
}
|
||||
|
||||
#ifdef _HPET
|
||||
UINT8 Hbuf[1024];
|
||||
|
||||
void
|
||||
AfGetHpet (void)
|
||||
{
|
||||
HPET_DESCRIPTION_TABLE *NewTable;
|
||||
ACPI_TABLE_HEADER TableHeader;
|
||||
ACPI_STATUS Status;
|
||||
UINT16 i;
|
||||
UINT32 Value;
|
||||
UINT32 Value2;
|
||||
|
||||
|
||||
/* Get HPET TEMP! */
|
||||
|
||||
ACPI_STRNCPY (TableHeader.Signature, "HPET", 4);
|
||||
Status = AcpiOsTableOverride (&TableHeader, (ACPI_TABLE_HEADER **) &NewTable);
|
||||
if (ACPI_FAILURE (Status))
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
AcpiDbgLevel |= ACPI_LV_TABLES;
|
||||
AcpiOsPrintf ("HPET table :\n");
|
||||
AcpiUtDumpBuffer ((char *) NewTable, NewTable->Header.Length, DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
|
||||
|
||||
for (i = 0; i < 1024; i++)
|
||||
{
|
||||
Hbuf[i] = (UINT8) i;
|
||||
}
|
||||
|
||||
/* enable HPET */
|
||||
|
||||
CopyExtendedToReal (&Value, 0xD0, 4);
|
||||
AcpiOsPrintf ("Reg 0xD0: %8.8X\n", Value);
|
||||
|
||||
Value = dIn32 (0xD0);
|
||||
AcpiOsPrintf ("Port 0xD0: %8.8X\n", Value);
|
||||
Value |= ACPI_ENABLE_HPET;
|
||||
|
||||
vOut32 (0xD0, Value);
|
||||
Value2 = dIn32 (0xD0);
|
||||
AcpiOsPrintf ("Port 0xD0: Wrote: %8.8X got %8.8X\n", Value, Value2);
|
||||
|
||||
AcpiOsPrintf ("HPET block(at %8.8X):\n", NewTable->BaseAddress[2]);
|
||||
CopyExtendedToReal (Hbuf, NewTable->BaseAddress[2], 1024);
|
||||
AcpiUtDumpBuffer ((char *) Hbuf, 1024, DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
|
||||
}
|
||||
#endif /* _HPET */
|
||||
|
||||
#endif /* IA16 */
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user