Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-05-29 08:41:42 +00:00
Code Issues Packages Projects Releases Wiki Activity

[STORPORT] Implement StorPortGetUncachedExtension().

Browse source 
CORE-13866
This commit is contained in:
Eric Kohl 2017-10-21 17:55:35 +02:00
parent 8eb66fa1b6
commit 45cc5c0e37
3 changed files with 42 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
boot/bootdata/txtsetup.sif
View file

@ -87,8 +87,8 @@ PCI\VEN_104B&CC_0100 = buslogic
PCI\CC_0101 = pciide
PCI\CC_0104 = uniata
PCI\CC_0105 = uniata
PCI\CC_0106 = uniata
;PCI\CC_0106 = storahci
;PCI\CC_0106 = uniata
PCI\CC_0106 = storahci
*PNP0600 = uniata
;USB\CLASS_09 = usbhub
USB\ROOT_HUB = usbhub

4
drivers/storage/port/storport/precomp.h
View file

@ -97,6 +97,10 @@ typedef struct _FDO_DEVICE_EXTENSION
BUS_INTERFACE_STANDARD BusInterface;
BOOLEAN BusInitialized;
PMAPPED_ADDRESS MappedAddressList;
PVOID UncachedExtensionBase;
ULONG UncachedExtensionSize;
} FDO_DEVICE_EXTENSION, *PFDO_DEVICE_EXTENSION;

40
drivers/storage/port/storport/storport.c
View file

@ -607,7 +607,6 @@ StorPortGetDeviceBase(
_In_ BOOLEAN InIoSpace)
{
PMINIPORT_DEVICE_EXTENSION MiniportExtension;
PHYSICAL_ADDRESS TranslatedAddress;
PVOID MappedAddress;
NTSTATUS Status;
@ -743,7 +742,7 @@ StorPortGetSrb(
/*
* @unimplemented
* @implemented
*/
STORPORT_API
PVOID
@ -753,10 +752,43 @@ StorPortGetUncachedExtension(
_In_ PPORT_CONFIGURATION_INFORMATION ConfigInfo,
_In_ ULONG NumberOfBytes)
{
PMINIPORT_DEVICE_EXTENSION MiniportExtension;
PFDO_DEVICE_EXTENSION DeviceExtension;
PHYSICAL_ADDRESS LowestAddress, HighestAddress, Alignment;
DPRINT1("StorPortGetUncachedExtension(%p %p %lu)\n",
HwDeviceExtension, ConfigInfo, NumberOfBytes);
UNIMPLEMENTED;
return NULL;
/* Get the miniport extension */
MiniportExtension = CONTAINING_RECORD(HwDeviceExtension,
MINIPORT_DEVICE_EXTENSION,
HwDeviceExtension);
DPRINT1("HwDeviceExtension %p MiniportExtension %p\n",
HwDeviceExtension, MiniportExtension);
DeviceExtension = MiniportExtension->Miniport->DeviceExtension;
/* Return the uncached extension base address if we already have one */
if (DeviceExtension->UncachedExtensionBase != NULL)
return DeviceExtension->UncachedExtensionBase;
// FIXME: Set DMA stuff here?
/* Allocate the uncached extension */
Alignment.QuadPart = 0;
LowestAddress.QuadPart = 0;
HighestAddress.QuadPart = 0x00000000FFFFFFFF;
DeviceExtension->UncachedExtensionBase = MmAllocateContiguousMemorySpecifyCache(NumberOfBytes,
LowestAddress,
HighestAddress,
Alignment,
MmCached);
if (DeviceExtension->UncachedExtensionBase == NULL)
return NULL;
DeviceExtension->UncachedExtensionSize = NumberOfBytes;
return DeviceExtension->UncachedExtensionBase;
}