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[NTOSKRNL]

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- Revert part of r46495 and replace it with much better code

svn path=/trunk/; revision=46519
This commit is contained in:
Cameron Gutman 2010-03-28 19:22:28 +00:00
parent 6b4dc6c7db
commit a81b14171e
1 changed files with 17 additions and 30 deletions
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47
reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
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@ -2180,10 +2180,10 @@ IopEnumerateDetectedDevices(
const UNICODE_STRING IdentifierMouse = RTL_CONSTANT_STRING(L"PointerController");
UNICODE_STRING HardwareIdMouse = RTL_CONSTANT_STRING(L"*PNP0F13\0");
static ULONG DeviceIndexMouse = 0;
const UNICODE_STRING IdentifierParallel = RTL_CONSTANT_STRING(L"PARALLEL");
const UNICODE_STRING IdentifierParallel = RTL_CONSTANT_STRING(L"ParallelController");
UNICODE_STRING HardwareIdParallel = RTL_CONSTANT_STRING(L"*PNP0400\0");
static ULONG DeviceIndexParallel = 0;
const UNICODE_STRING IdentifierFloppy = RTL_CONSTANT_STRING(L"FLOPPY");
const UNICODE_STRING IdentifierFloppy = RTL_CONSTANT_STRING(L"FloppyDiskPeripheral");
UNICODE_STRING HardwareIdFloppy = RTL_CONSTANT_STRING(L"*PNP0700\0");
static ULONG DeviceIndexFloppy = 0;
const UNICODE_STRING IdentifierIsa = RTL_CONSTANT_STRING(L"ISA");
@ -2433,6 +2433,18 @@ IopEnumerateDetectedDevices(
DeviceIndex = DeviceIndexMouse++;
IsDeviceDesc = FALSE;
}
else if (RelativePath && RtlCompareUnicodeString(RelativePath, &IdentifierParallel, FALSE) == 0)
{
pHardwareId = &HardwareIdParallel;
DeviceIndex = DeviceIndexParallel++;
IsDeviceDesc = FALSE;
}
else if (RelativePath && RtlCompareUnicodeString(RelativePath, &IdentifierFloppy, FALSE) == 0)
{
pHardwareId = &HardwareIdFloppy;
DeviceIndex = DeviceIndexFloppy++;
IsDeviceDesc = FALSE;
}
else if (NT_SUCCESS(Status))
{
/* Try to also match the device identifier */
@ -2456,35 +2468,10 @@ IopEnumerateDetectedDevices(
IsDeviceDesc = FALSE;
}
#endif
else /* Now let's detect devices with a device number at the end */
else
{
/* First, we remove the number */
ValueName.Length -= sizeof(WCHAR);
/* Let's see if it is a floppy device */
if (RtlCompareUnicodeString(&ValueName, &IdentifierFloppy, FALSE) == 0)
{
pHardwareId = &HardwareIdFloppy;
DeviceIndex = DeviceIndexFloppy++;
IsDeviceDesc = FALSE;
}
/* Nope, is it a parallel port? */
else if (RtlCompareUnicodeString(&ValueName, &IdentifierParallel, FALSE) == 0)
{
pHardwareId = &HardwareIdParallel;
DeviceIndex = DeviceIndexParallel++;
IsDeviceDesc = FALSE;
}
/* Nope, out of ideas so let's skip this one */
else
{
ValueName.Length += sizeof(WCHAR);
DPRINT("Unknown device '%wZ'\n", &ValueName);
goto nextdevice;
}
/* Add the number back */
ValueName.Length += sizeof(WCHAR);
DPRINT("Unknown device '%wZ'\n", &ValueName);
goto nextdevice;
}
}
else