X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FBus%2FPci%2FXhciPei%2FXhcPeim.h;h=480e13b8002c3842a0bd3af153e4bc41754ffa22;hp=ccf4dc26e551e8542a18b9feaf4e77b22197623f;hb=9d510e61fceee7b92955ef9a3c20343752d8ce3f;hpb=26cd2d6d2d1154cfda891085ad34905c69ff62ce
diff --git a/MdeModulePkg/Bus/Pci/XhciPei/XhcPeim.h b/MdeModulePkg/Bus/Pci/XhciPei/XhcPeim.h
index ccf4dc26e5..480e13b800 100644
--- a/MdeModulePkg/Bus/Pci/XhciPei/XhcPeim.h
+++ b/MdeModulePkg/Bus/Pci/XhciPei/XhcPeim.h
@@ -1,16 +1,9 @@
/** @file
Private Header file for Usb Host Controller PEIM
-Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.
+Copyright (c) 2014 - 2016, Intel Corporation. All rights reserved.
-This program and the accompanying materials
-are licensed and made available under the terms and conditions
-of the BSD License which accompanies this distribution. The
-full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -21,6 +14,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include
#include
+#include
+#include
#include
#include
@@ -52,6 +47,12 @@ typedef struct _USB_DEV_CONTEXT USB_DEV_CONTEXT;
//
#define XHC_RESET_TIMEOUT (1000)
+//
+// TRSTRCY delay requirement in usb 2.0 spec chapter 7.1.7.5.
+// The unit is microsecond, setting it as 10ms.
+//
+#define XHC_RESET_RECOVERY_DELAY (10 * 1000)
+
//
// Wait for root port state stable.
//
@@ -146,6 +147,12 @@ struct _PEI_XHC_DEV {
UINT32 UsbHostControllerBaseAddress;
USBHC_MEM_POOL *MemPool;
+ //
+ // EndOfPei callback is used to stop the XHC DMA operation
+ // after exit PEI phase.
+ //
+ EFI_PEI_NOTIFY_DESCRIPTOR EndOfPeiNotifyList;
+
//
// XHCI configuration data
//
@@ -158,7 +165,9 @@ struct _PEI_XHC_DEV {
UINT32 PageSize;
UINT32 MaxScratchpadBufs;
UINT64 *ScratchBuf;
+ VOID *ScratchMap;
UINT64 *ScratchEntry;
+ UINTN *ScratchEntryMap;
UINT64 *DCBAA;
UINT32 MaxSlotsEn;
//
@@ -178,6 +187,7 @@ struct _PEI_XHC_DEV {
};
#define PEI_RECOVERY_USB_XHC_DEV_FROM_THIS(a) CR (a, PEI_XHC_DEV, Usb2HostControllerPpi, USB_XHC_DEV_SIGNATURE)
+#define PEI_RECOVERY_USB_XHC_DEV_FROM_THIS_NOTIFY(a) CR (a, PEI_XHC_DEV, EndOfPeiNotifyList, USB_XHC_DEV_SIGNATURE)
/**
Initialize the memory management pool for the host controller.
@@ -236,4 +246,100 @@ UsbHcFreeMem (
)
;
+
+/**
+ Initialize IOMMU.
+**/
+VOID
+IoMmuInit (
+ VOID
+ );
+
+/**
+ Provides the controller-specific addresses required to access system memory from a
+ DMA bus master.
+
+ @param Operation Indicates if the bus master is going to read or write to system memory.
+ @param HostAddress The system memory address to map to the PCI controller.
+ @param NumberOfBytes On input the number of bytes to map. On output the number of bytes
+ that were mapped.
+ @param DeviceAddress The resulting map address for the bus master PCI controller to use to
+ access the hosts HostAddress.
+ @param Mapping A resulting value to pass to Unmap().
+
+ @retval EFI_SUCCESS The range was mapped for the returned NumberOfBytes.
+ @retval EFI_UNSUPPORTED The HostAddress cannot be mapped as a common buffer.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
+ @retval EFI_DEVICE_ERROR The system hardware could not map the requested address.
+
+**/
+EFI_STATUS
+IoMmuMap (
+ IN EDKII_IOMMU_OPERATION Operation,
+ IN VOID *HostAddress,
+ IN OUT UINTN *NumberOfBytes,
+ OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
+ OUT VOID **Mapping
+ );
+
+/**
+ Completes the Map() operation and releases any corresponding resources.
+
+ @param Mapping The mapping value returned from Map().
+
+ @retval EFI_SUCCESS The range was unmapped.
+ @retval EFI_INVALID_PARAMETER Mapping is not a value that was returned by Map().
+ @retval EFI_DEVICE_ERROR The data was not committed to the target system memory.
+**/
+EFI_STATUS
+IoMmuUnmap (
+ IN VOID *Mapping
+ );
+
+/**
+ Allocates pages that are suitable for an OperationBusMasterCommonBuffer or
+ OperationBusMasterCommonBuffer64 mapping.
+
+ @param Pages The number of pages to allocate.
+ @param HostAddress A pointer to store the base system memory address of the
+ allocated range.
+ @param DeviceAddress The resulting map address for the bus master PCI controller to use to
+ access the hosts HostAddress.
+ @param Mapping A resulting value to pass to Unmap().
+
+ @retval EFI_SUCCESS The requested memory pages were allocated.
+ @retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are
+ MEMORY_WRITE_COMBINE and MEMORY_CACHED.
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.
+ @retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.
+
+**/
+EFI_STATUS
+IoMmuAllocateBuffer (
+ IN UINTN Pages,
+ OUT VOID **HostAddress,
+ OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,
+ OUT VOID **Mapping
+ );
+
+/**
+ Frees memory that was allocated with AllocateBuffer().
+
+ @param Pages The number of pages to free.
+ @param HostAddress The base system memory address of the allocated range.
+ @param Mapping The mapping value returned from Map().
+
+ @retval EFI_SUCCESS The requested memory pages were freed.
+ @retval EFI_INVALID_PARAMETER The memory range specified by HostAddress and Pages
+ was not allocated with AllocateBuffer().
+
+**/
+EFI_STATUS
+IoMmuFreeBuffer (
+ IN UINTN Pages,
+ IN VOID *HostAddress,
+ IN VOID *Mapping
+ );
+
#endif