/** @file\r
Private Header file for Usb Host Controller PEIM\r
\r
-Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r
- \r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions\r
-of the BSD License which accompanies this distribution. The\r
-full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
+Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
\r
#include <Ppi/UsbController.h>\r
#include <Ppi/Usb2HostController.h>\r
+#include <Ppi/IoMmu.h>\r
+#include <Ppi/EndOfPeiPhase.h>\r
\r
#include <Library/DebugLib.h>\r
#include <Library/PeimEntryPoint.h>\r
#define EHC_ROOT_PORT_RECOVERY_STALL (20 * EHC_1_MILLISECOND)\r
\r
//\r
-// Sync and Async transfer polling interval, set by experience, \r
-// and the unit of Async is 100us, means 50ms as interval.\r
+// Sync transfer polling interval, set by experience.\r
//\r
#define EHC_SYNC_POLL_INTERVAL (6 * EHC_1_MILLISECOND)\r
\r
-#define EHC_ASYNC_POLL_INTERVAL (50 * 10000U)\r
-\r
//\r
-//Iterate through the doule linked list. NOT delete safe\r
+//Iterate through the double linked list. NOT delete safe\r
//\r
#define EFI_LIST_FOR_EACH(Entry, ListHead) \\r
for(Entry = (ListHead)->ForwardLink; Entry != (ListHead); Entry = Entry->ForwardLink)\r
\r
//\r
-//Iterate through the doule linked list. This is delete-safe.\r
+//Iterate through the double linked list. This is delete-safe.\r
//Don't touch NextEntry\r
//\r
#define EFI_LIST_FOR_EACH_SAFE(Entry, NextEntry, ListHead) \\r
struct _PEI_USB2_HC_DEV {\r
UINTN Signature;\r
PEI_USB2_HOST_CONTROLLER_PPI Usb2HostControllerPpi;\r
- EFI_PEI_PPI_DESCRIPTOR PpiDescriptor; \r
+ EDKII_IOMMU_PPI *IoMmu;\r
+ EFI_PEI_PPI_DESCRIPTOR PpiDescriptor;\r
+ //\r
+ // EndOfPei callback is used to stop the EHC DMA operation\r
+ // after exit PEI phase.\r
+ //\r
+ EFI_PEI_NOTIFY_DESCRIPTOR EndOfPeiNotifyList;\r
UINT32 UsbHostControllerBaseAddress;\r
PEI_URB *Urb;\r
USBHC_MEM_POOL *MemPool;\r
//\r
PEI_EHC_QTD *ShortReadStop;\r
EFI_EVENT PollTimer;\r
- \r
+\r
//\r
- // Asynchronous(bulk and control) transfer schedule data: \r
+ // Asynchronous(bulk and control) transfer schedule data:\r
// ReclaimHead is used as the head of the asynchronous transfer\r
- // list. It acts as the reclamation header. \r
+ // list. It acts as the reclamation header.\r
//\r
PEI_EHC_QH *ReclaimHead;\r
- \r
+\r
//\r
- // Peroidic (interrupt) transfer schedule data:\r
+ // Periodic (interrupt) transfer schedule data:\r
//\r
- VOID *PeriodFrame; // Mapped as common buffer \r
- VOID *PeriodFrameHost;\r
+ VOID *PeriodFrame; // Mapped as common buffer\r
VOID *PeriodFrameMap;\r
- \r
+\r
PEI_EHC_QH *PeriodOne;\r
EFI_LIST_ENTRY AsyncIntTransfers;\r
\r
};\r
\r
#define PEI_RECOVERY_USB_EHC_DEV_FROM_EHCI_THIS(a) CR (a, PEI_USB2_HC_DEV, Usb2HostControllerPpi, USB2_HC_DEV_SIGNATURE)\r
+#define PEI_RECOVERY_USB_EHC_DEV_FROM_THIS_NOTIFY(a) CR (a, PEI_USB2_HC_DEV, EndOfPeiNotifyList, USB2_HC_DEV_SIGNATURE)\r
\r
/**\r
@param EhcDev EHCI Device.\r
**/\r
EFI_STATUS\r
InitializeUsbHC (\r
- IN PEI_USB2_HC_DEV *EhcDev \r
+ IN PEI_USB2_HC_DEV *EhcDev\r
);\r
\r
/**\r
Initialize the memory management pool for the host controller.\r
- \r
+\r
@param Ehc The EHCI device.\r
- @param Check4G Whether the host controller requires allocated memory \r
+ @param Check4G Whether the host controller requires allocated memory\r
from one 4G address space.\r
@param Which4G The 4G memory area each memory allocated should be from.\r
\r
IN UINT32 Which4G\r
)\r
;\r
- \r
+\r
/**\r
Release the memory management pool.\r
- \r
+\r
+ @param Ehc The EHCI device.\r
@param Pool The USB memory pool to free.\r
\r
@retval EFI_DEVICE_ERROR Fail to free the memory pool.\r
**/\r
EFI_STATUS\r
UsbHcFreeMemPool (\r
+ IN PEI_USB2_HC_DEV *Ehc,\r
IN USBHC_MEM_POOL *Pool\r
)\r
;\r
/**\r
Allocate some memory from the host controller's memory pool\r
which can be used to communicate with host controller.\r
- \r
+\r
@param Ehc The EHCI device.\r
@param Pool The host controller's memory pool.\r
@param Size Size of the memory to allocate.\r
/**\r
Free the allocated memory back to the memory pool.\r
\r
+ @param Ehc The EHCI device.\r
@param Pool The memory pool of the host controller.\r
@param Mem The memory to free.\r
@param Size The size of the memory to free.\r
**/\r
VOID\r
UsbHcFreeMem (\r
+ IN PEI_USB2_HC_DEV *Ehc,\r
IN USBHC_MEM_POOL *Pool,\r
IN VOID *Mem,\r
IN UINTN Size\r
)\r
;\r
\r
+/**\r
+ Provides the controller-specific addresses required to access system memory from a\r
+ DMA bus master.\r
+\r
+ @param IoMmu Pointer to IOMMU PPI.\r
+ @param Operation Indicates if the bus master is going to read or write to system memory.\r
+ @param HostAddress The system memory address to map to the PCI controller.\r
+ @param NumberOfBytes On input the number of bytes to map. On output the number of bytes\r
+ that were mapped.\r
+ @param DeviceAddress The resulting map address for the bus master PCI controller to use to\r
+ access the hosts HostAddress.\r
+ @param Mapping A resulting value to pass to Unmap().\r
+\r
+ @retval EFI_SUCCESS The range was mapped for the returned NumberOfBytes.\r
+ @retval EFI_UNSUPPORTED The HostAddress cannot be mapped as a common buffer.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r
+ @retval EFI_DEVICE_ERROR The system hardware could not map the requested address.\r
+\r
+**/\r
+EFI_STATUS\r
+IoMmuMap (\r
+ IN EDKII_IOMMU_PPI *IoMmu,\r
+ IN EDKII_IOMMU_OPERATION Operation,\r
+ IN VOID *HostAddress,\r
+ IN OUT UINTN *NumberOfBytes,\r
+ OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,\r
+ OUT VOID **Mapping\r
+ );\r
+\r
+/**\r
+ Completes the Map() operation and releases any corresponding resources.\r
+\r
+ @param IoMmu Pointer to IOMMU PPI.\r
+ @param Mapping The mapping value returned from Map().\r
+\r
+**/\r
+VOID\r
+IoMmuUnmap (\r
+ IN EDKII_IOMMU_PPI *IoMmu,\r
+ IN VOID *Mapping\r
+ );\r
+\r
+/**\r
+ Allocates pages that are suitable for an OperationBusMasterCommonBuffer or\r
+ OperationBusMasterCommonBuffer64 mapping.\r
+\r
+ @param IoMmu Pointer to IOMMU PPI.\r
+ @param Pages The number of pages to allocate.\r
+ @param HostAddress A pointer to store the base system memory address of the\r
+ allocated range.\r
+ @param DeviceAddress The resulting map address for the bus master PCI controller to use to\r
+ access the hosts HostAddress.\r
+ @param Mapping A resulting value to pass to Unmap().\r
+\r
+ @retval EFI_SUCCESS The requested memory pages were allocated.\r
+ @retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are\r
+ MEMORY_WRITE_COMBINE and MEMORY_CACHED.\r
+ @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r
+ @retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.\r
+\r
+**/\r
+EFI_STATUS\r
+IoMmuAllocateBuffer (\r
+ IN EDKII_IOMMU_PPI *IoMmu,\r
+ IN UINTN Pages,\r
+ OUT VOID **HostAddress,\r
+ OUT EFI_PHYSICAL_ADDRESS *DeviceAddress,\r
+ OUT VOID **Mapping\r
+ );\r
+\r
+/**\r
+ Frees memory that was allocated with AllocateBuffer().\r
+\r
+ @param IoMmu Pointer to IOMMU PPI.\r
+ @param Pages The number of pages to free.\r
+ @param HostAddress The base system memory address of the allocated range.\r
+ @param Mapping The mapping value returned from Map().\r
+\r
+**/\r
+VOID\r
+IoMmuFreeBuffer (\r
+ IN EDKII_IOMMU_PPI *IoMmu,\r
+ IN UINTN Pages,\r
+ IN VOID *HostAddress,\r
+ IN VOID *Mapping\r
+ );\r
+\r
+/**\r
+ Initialize IOMMU.\r
+\r
+ @param IoMmu Pointer to pointer to IOMMU PPI.\r
+\r
+**/\r
+VOID\r
+IoMmuInit (\r
+ OUT EDKII_IOMMU_PPI **IoMmu\r
+ );\r
+\r
#endif\r
projects / mirror_edk2.git / blobdiff