462 lines
11 KiB
C
462 lines
11 KiB
C
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/*++
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Copyright (c) 1994 Microsoft Corporation
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Module Name:
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registry.c
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Abstract:
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This module contains the code that dumps pccard info from the registry
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Author:
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Neil Sandlin (neilsa) 11 Feb 1999
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Environment:
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User mode
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Revision History :
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--*/
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#include "pch.h"
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#define PCMCIA_REGISTRY_CONTROLLER_TYPE "OtherController"
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VOID
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DumpIrqMap(
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PUCHAR IRQMap
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)
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{
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ULONG i;
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ULONG usable = 0, crossed = 0;
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for (i = 1; i < 16; i++) {
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if (IRQMap[i] == i) {
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usable++;
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} else if (IRQMap[i] != 0) {
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crossed++;
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}
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}
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if (usable == 0) {
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printf("NO usable IRQs found!\n");
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} else {
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if (usable == 1) {
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printf("1 usable IRQ found: ");
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} else {
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printf("%d usable IRQs found: ", usable);
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}
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for (i = 1; (i < 16) && usable; i++) {
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if (IRQMap[i] == i) {
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printf("%X", i);
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if (--usable != 0) {
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printf(",");
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}
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}
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}
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printf("\n");
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}
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if (crossed) {
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printf("Crosswired IRQs found!\n");
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for (i = 1; (i < 16) && crossed; i++) {
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if (IRQMap[i] && (IRQMap[i] != i)) {
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printf(" %X ==> %X\n", i, IRQMap[i]);
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crossed--;
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}
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}
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}
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printf("\n");
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}
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VOID
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DumpDetectedIrqMaskData(
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PVOID pArgData,
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ULONG DataSize
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)
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{
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static PUCHAR ErrorStrings[] = {
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"Unknown",
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"Scan Disabled",
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"Map Zero",
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"No Timer",
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"No Pic",
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"No Legacy Base",
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"Dup Legacy Base",
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"No Controllers"
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};
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#define MAX_ERROR_CODE 7
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if (DataSize == sizeof(CM_PCCARD_DEVICE_DATA)) {
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PCM_PCCARD_DEVICE_DATA pData = (PCM_PCCARD_DEVICE_DATA) pArgData;
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printf("Version 1.0 Data\n");
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if (pData->Flags & PCCARD_MAP_ERROR) {
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UCHAR ec = pData->ErrorCode;
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if (ec > MAX_ERROR_CODE) {
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ec = 0;
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}
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printf("\n*** Detection error: %s\n\n", ErrorStrings[ec]);
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}
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if (pData->Flags & PCCARD_DEVICE_PCI) {
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printf("Device is PCI enumerated\n");
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} else {
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printf("Device is legacy detected\n");
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}
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printf("DeviceId = %X\n", pData->DeviceId);
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printf("LegacyBase = %X\n", pData->LegacyBaseAddress);
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DumpIrqMap(pData->IRQMap);
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} else if (DataSize == sizeof(OLD_PCCARD_DEVICE_DATA)) {
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POLD_PCCARD_DEVICE_DATA pData = (POLD_PCCARD_DEVICE_DATA) pArgData;
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printf("Version 0.9 Data\n");
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printf("DeviceId = %X\n", pData->DeviceId);
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printf("LegacyBase = %X\n", pData->LegacyBaseAddress);
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DumpIrqMap(pData->IRQMap);
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} else {
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printf("Error: unrecognized data size\n");
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}
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}
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VOID
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DumpPcCardKey(
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HKEY handlePcCard
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)
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/*++
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Routine Description:
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This routine looks through the OtherController key for pccard entries
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created by NTDETECT. For each entry, the IRQ scan data is read in and
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saved for later.
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Arguments:
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handlePcCard - open handle to "OtherController" key in registry at
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HARDWARE\Description\System\MultifunctionAdapter\<ISA>
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Return value:
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status
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--*/
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{
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#define VALUE2_BUFFER_SIZE sizeof(CM_PCCARD_DEVICE_DATA) + sizeof(CM_FULL_RESOURCE_DESCRIPTOR)
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UCHAR valueInfo[VALUE2_BUFFER_SIZE];
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ULONG valueInfoSize;
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ULONG DataType;
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LONG status;
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LPTSTR subKeyInfo;
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HKEY handleSubKey = NULL;
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ULONG subKeyInfoSize;
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ULONG index;
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ULONG resultLength;
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DWORD SubKeys;
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BOOLEAN FoundPcCard = FALSE;
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status = RegQueryInfoKey(handlePcCard,
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NULL, NULL, 0,
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&SubKeys,
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&subKeyInfoSize,
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NULL, NULL, NULL, NULL, NULL, NULL);
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if ((status != ERROR_SUCCESS) &&
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(status != ERROR_MORE_DATA) &&
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(status != ERROR_INSUFFICIENT_BUFFER)) {
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printf("Error: unable to query info on PcCardKey\n");
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goto cleanup;
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}
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subKeyInfo = malloc(subKeyInfoSize+1);
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if (!subKeyInfo) {
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printf("Error: unable to malloc subKeyInfo (%d)\n", subKeyInfoSize+1);
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goto cleanup;
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}
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for (index=0; index < SubKeys; index++) {
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//
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// Loop through the children of the PcCardController key
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//
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status = RegEnumKey(handlePcCard,
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index,
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subKeyInfo,
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subKeyInfoSize+1);
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if (status != NO_ERROR) {
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if (!FoundPcCard) {
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printf("\nError: unable to find pccard detection key\n\n");
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}
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goto cleanup;
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}
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if (handleSubKey) {
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// close handle from previous iteration
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RegCloseKey(handleSubKey);
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handleSubKey = NULL;
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}
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status = RegOpenKeyEx(handlePcCard,
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subKeyInfo,
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0,
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KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE,
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&handleSubKey);
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if (status != NO_ERROR) {
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printf("Error: unable to open enumerated key %s (%d)\n", subKeyInfo, status);
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goto cleanup;
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}
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//
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// Get the value of "Identifier"
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//
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valueInfoSize = VALUE2_BUFFER_SIZE;
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status = RegQueryValueEx(handleSubKey,
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"Identifier",
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0,
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&DataType,
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valueInfo,
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&valueInfoSize
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);
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if (status == NO_ERROR) {
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if ((valueInfoSize == 17) &&
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(valueInfo[0] == 'P') &&
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(valueInfo[1] == 'c') &&
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(valueInfo[2] == 'C') &&
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(valueInfo[3] == 'a') &&
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(valueInfo[4] == 'r') &&
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(valueInfo[5] == 'd')) {
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FoundPcCard = TRUE;
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//
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// Get the IRQ detection data
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//
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valueInfoSize = VALUE2_BUFFER_SIZE;
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status = RegQueryValueEx(handleSubKey,
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"Configuration Data",
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0,
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&DataType,
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valueInfo,
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&valueInfoSize
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);
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if (status == NO_ERROR) {
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PCM_FULL_RESOURCE_DESCRIPTOR pFullDesc = (PCM_FULL_RESOURCE_DESCRIPTOR) valueInfo;
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PCM_PARTIAL_RESOURCE_DESCRIPTOR pPartialDesc = (PCM_PARTIAL_RESOURCE_DESCRIPTOR) pFullDesc->PartialResourceList.PartialDescriptors;
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if (pPartialDesc->Type == CmResourceTypeDeviceSpecific) {
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printf("\n*** PcCard Irq Detection Data:%s ***\n\n", subKeyInfo);
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DumpDetectedIrqMaskData((PVOID)((ULONG_PTR)&pPartialDesc->u.DeviceSpecificData + 3*sizeof(ULONG)),
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pPartialDesc->u.DeviceSpecificData.DataSize);
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}
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}
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}
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}
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}
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cleanup:
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if (handleSubKey) {
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RegCloseKey(handleSubKey);
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}
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if (subKeyInfo) {
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free(subKeyInfo);
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}
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return;
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}
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VOID
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DumpIrqScanInfo(
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VOID
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)
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/*++
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Routine Description:
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This routine finds the "OtherController" entry in
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HARDWARE\Description\System\MultifunctionAdapter\<ISA>. This is
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where NTDETECT stores irq scan results.
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Arguments:
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Return value:
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status
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--*/
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{
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#define VALUE_BUFFER_SIZE 4
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UCHAR valueInfo[VALUE_BUFFER_SIZE];
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ULONG valueInfoSize;
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HKEY handleRoot = NULL;
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HKEY handleSubKey = NULL;
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HKEY handlePcCard = NULL;
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LPTSTR subKeyInfo = NULL;
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ULONG subKeyInfoSize;
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LONG status;
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ULONG resultLength;
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ULONG index;
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ULONG DataType;
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DWORD SubKeys;
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BOOLEAN FoundIsa = FALSE;
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//
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// Get a handle to the MultifunctionAdapter key
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//
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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"HARDWARE\\DESCRIPTION\\System\\MultiFunctionAdapter",
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0,
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KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE,
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&handleRoot);
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if (status != NO_ERROR) {
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printf("Error: unable to open MultiFunctionAdapter key (%d)\n", status);
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goto cleanup;
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}
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status = RegQueryInfoKey(handleRoot,
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NULL, NULL, 0,
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&SubKeys,
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&subKeyInfoSize,
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NULL, NULL, NULL, NULL, NULL, NULL);
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if ((status != ERROR_SUCCESS) &&
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(status != ERROR_MORE_DATA) &&
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(status != ERROR_INSUFFICIENT_BUFFER)) {
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printf("Error: unable to query info on MultiFunctionAdapter key (%d)\n", status);
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goto cleanup;
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}
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subKeyInfo = malloc(subKeyInfoSize+1);
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if (!subKeyInfo) {
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printf("Error: unable to malloc subKeyInfo (%d)\n", subKeyInfoSize+1);
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goto cleanup;
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}
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for (index=0; index < SubKeys; index++) {
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//
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// Loop through the children of "MultifunctionAdapter"
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//
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status = RegEnumKey(handleRoot,
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index,
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subKeyInfo,
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subKeyInfoSize+1);
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if (status != NO_ERROR) {
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if (!FoundIsa) {
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printf("Error: ISA key not found (%d)\n", status);
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}
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goto cleanup;
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}
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if (handleSubKey) {
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// close handle from previous iteration
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RegCloseKey(handleSubKey);
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handleSubKey = NULL;
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}
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status = RegOpenKeyEx(handleRoot,
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subKeyInfo,
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0,
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KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE,
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&handleSubKey);
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if (status != NO_ERROR) {
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printf("Error: unable to open enumerated key %s (%d)\n", subKeyInfo, status);
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goto cleanup;
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}
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//
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// Get the value of "Identifier"
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//
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valueInfoSize = VALUE_BUFFER_SIZE;
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status = RegQueryValueEx(handleSubKey,
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"Identifier",
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0,
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&DataType,
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valueInfo,
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&valueInfoSize
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);
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if (status == NO_ERROR) {
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if ((valueInfoSize == 4) &&
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(valueInfo[0] == 'I') &&
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(valueInfo[1] == 'S') &&
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(valueInfo[2] == 'A') &&
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(valueInfo[3] == 0)) {
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FoundIsa = TRUE;
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status = RegOpenKeyEx(handleSubKey,
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PCMCIA_REGISTRY_CONTROLLER_TYPE,
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0,
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KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE,
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&handlePcCard);
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if (status == NO_ERROR) {
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DumpPcCardKey(handlePcCard);
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RegCloseKey(handlePcCard);
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} else {
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printf("\nError: unable to find pccard detection data\n\n");
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}
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}
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}
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}
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cleanup:
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if (handleRoot) {
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RegCloseKey(handleRoot);
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}
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if (handleSubKey) {
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RegCloseKey(handleSubKey);
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}
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if (subKeyInfo) {
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free(subKeyInfo);
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}
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}
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