+++ /dev/null
-/** @file\r
-Implementation of Usb Controller PPI.\r
-\r
-Copyright (c) 2013-2015 Intel Corporation.\r
-\r
-SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
-**/\r
-\r
-#include <PiPei.h>\r
-#include <Ppi/UsbController.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/PeimEntryPoint.h>\r
-#include <Library/PeiServicesLib.h>\r
-#include <Library/BaseMemoryLib.h>\r
-#include <Library/PcdLib.h>\r
-#include <Library/PciLib.h>\r
-#include <Library/IoLib.h>\r
-\r
-#include "UsbPei.h"\r
-\r
-//\r
-// Globals\r
-//\r
-//\r
-\r
-EFI_PEI_PPI_DESCRIPTOR mPpiList = {\r
- (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),\r
- &gPeiUsbControllerPpiGuid,\r
- NULL\r
-};\r
-\r
-UINTN mIohOhciPciReg[IOH_MAX_OHCI_USB_CONTROLLERS] = {\r
- PCI_LIB_ADDRESS (IOH_USB_BUS_NUMBER, IOH_USB_OHCI_DEVICE_NUMBER, IOH_OHCI_FUNCTION_NUMBER, 0)\r
-};\r
-\r
-UINTN mIohEhciPciReg[IOH_MAX_EHCI_USB_CONTROLLERS] = {\r
- PCI_LIB_ADDRESS (IOH_USB_BUS_NUMBER, IOH_USB_EHCI_DEVICE_NUMBER, IOH_EHCI_FUNCTION_NUMBER, 0),\r
-};\r
-\r
-/**\r
- When EHCI get started in DXE, OHCI couldn't get the ownership\r
- of roothub after warm reset because CF@EHCI hasn't been cleared.\r
- We should clear that reg before UpdateBootMode. But Reg@EHCI is\r
- memory-mapped, so need assume a range of space without conflict\r
- in PCI memory space.\r
-\r
- @param[in] PeiServices The pointer of EFI_PEI_SERVICES\r
-\r
-**/\r
-\r
-VOID\r
-SwitchConfigFlag (\r
- IN EFI_PEI_SERVICES **PeiServices\r
- )\r
-{\r
- UINT32 SavBaseAddr;\r
- UINT32 UsbBaseAddr;\r
- UINT16 SaveCmdData;\r
- UINT8 EhciCapLen;\r
- UINT8 Index;\r
- UsbBaseAddr = 0;\r
-\r
- for (Index = 0; Index < IOH_MAX_EHCI_USB_CONTROLLERS; Index++) {\r
- UsbBaseAddr = PcdGet32(PcdPeiQNCUsbControllerMemoryBaseAddress);\r
- //\r
- // Manage EHCI on IOH, set UsbBaseAddr\r
- //\r
- SavBaseAddr = PciRead32 (mIohEhciPciReg[Index] | R_IOH_USB_MEMBAR);\r
- PciWrite32 (mIohEhciPciReg[Index] | R_IOH_USB_MEMBAR, UsbBaseAddr);\r
- //\r
- // Save Cmd register\r
- //\r
- SaveCmdData = PciRead16 (mIohEhciPciReg[Index] | R_IOH_USB_COMMAND);\r
- //\r
- // Enable EHCI on IOH\r
- //\r
- PciOr16 (mIohEhciPciReg[Index] | R_IOH_USB_COMMAND, B_IOH_USB_COMMAND_BME | B_IOH_USB_COMMAND_MSE );\r
- //\r
- // Clear CF register on EHCI\r
- //\r
- EhciCapLen = MmioRead8 (UsbBaseAddr + R_IOH_EHCI_CAPLENGTH);\r
- MmioWrite32 (UsbBaseAddr + EhciCapLen + R_IOH_EHCI_CONFIGFLAGS, 0);\r
-\r
- DEBUG ((EFI_D_INFO, "CF@EHCI = %x \n", UsbBaseAddr + EhciCapLen + R_IOH_EHCI_CONFIGFLAGS));\r
- //\r
- // Restore EHCI UsbBaseAddr in PCI space\r
- //\r
- PciWrite32 (mIohEhciPciReg[Index] | R_IOH_USB_MEMBAR, SavBaseAddr);\r
- //\r
- // Restore EHCI Command register in PCI space\r
- //\r
- PciWrite16(mIohEhciPciReg[Index] | R_IOH_USB_COMMAND, SaveCmdData);\r
- }\r
-}\r
-/**\r
- Retrieved specified the USB controller information.\r
-\r
- @param PeiServices The pointer of EFI_PEI_SERVICES.\r
- @param This This PEI_USB_CONTROLLER_PPI instance.\r
- @param UsbControllerId Indicate which usb controller information will be retrieved.\r
- @param ControllerType Indicate the controller is Ehci, Ohci, OHCI\r
- @param BaseAddress Indicate the memory bar of the controller\r
-\r
- @retval EFI_SUCCESS The reset operation succeeded.\r
- @retval EFI_INVALID_PARAMETER Attributes is not valid.\r
-\r
-**/\r
-\r
-EFI_STATUS\r
-GetOhciController (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN PEI_USB_CONTROLLER_PPI *This,\r
- IN UINT8 UsbControllerId,\r
- IN UINTN *ControllerType,\r
- IN UINTN *BaseAddress\r
- )\r
-{\r
- IOH_OHCI_DEVICE *PeiIohOhciDev;\r
-\r
- PeiIohOhciDev = IOH_OHCI_DEVICE_FROM_THIS (This);\r
-\r
- if (UsbControllerId >= IOH_MAX_OHCI_USB_CONTROLLERS) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- *ControllerType = PEI_OHCI_CONTROLLER;\r
- *BaseAddress = PeiIohOhciDev->MmioBase[UsbControllerId];\r
-\r
- return EFI_SUCCESS;\r
-}\r
-/**\r
- Retrieved specified the USB controller information.\r
-\r
- @param PeiServices The pointer of EFI_PEI_SERVICES.\r
- @param This This PEI_USB_CONTROLLER_PPI instance.\r
- @param UsbControllerId Indicate which usb controller information will be retrieved.\r
- @param ControllerType Indicate the controller is Ehci, Ohci, OHCI\r
- @param BaseAddress Indicate the memory bar of the controller\r
-\r
- @retval EFI_SUCCESS The reset operation succeeded.\r
- @retval EFI_INVALID_PARAMETER Attributes is not valid.\r
-\r
-**/\r
-\r
-EFI_STATUS\r
-GetEhciController (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN PEI_USB_CONTROLLER_PPI *This,\r
- IN UINT8 UsbControllerId,\r
- IN UINTN *ControllerType,\r
- IN UINTN *BaseAddress\r
- )\r
-{\r
- IOH_EHCI_DEVICE *PeiIohEhciDev;\r
-\r
- PeiIohEhciDev = IOH_EHCI_DEVICE_FROM_THIS (This);\r
-\r
- if (UsbControllerId >= IOH_MAX_EHCI_USB_CONTROLLERS) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- *ControllerType = PEI_EHCI_CONTROLLER;\r
- *BaseAddress = PeiIohEhciDev->MmioBase[UsbControllerId];\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-/**\r
- Retrieved specified the USB controller information.\r
-\r
- @param IohOhciPciReg Ohci device address list.\r
- @param OhciCount The count of the OHCI\r
- @param IohEhciPciReg Ehci device address list.\r
- @param EhciCount The count of the EHCI\r
-\r
-**/\r
-\r
-VOID\r
-EnableBusMaster (\r
- IN UINTN IohOhciPciReg[],\r
- IN UINT8 OhciCount,\r
- IN UINTN IohEhciPciReg[],\r
- IN UINT8 EhciCount\r
- )\r
-{\r
- UINT8 Index;\r
- UINT16 CmdReg;\r
- for (Index = 0; Index < OhciCount; Index ++) {\r
- CmdReg = PciRead16 (IohOhciPciReg[Index] | R_IOH_USB_COMMAND);\r
- CmdReg = (UINT16) (CmdReg | B_IOH_USB_COMMAND_BME );\r
- PciWrite16 (IohOhciPciReg[Index] | R_IOH_USB_COMMAND, CmdReg);\r
- }\r
- for (Index = 0; Index < EhciCount; Index ++) {\r
- CmdReg = PciRead16 (IohEhciPciReg[Index] | R_IOH_USB_COMMAND);\r
- CmdReg = (UINT16) (CmdReg | B_IOH_USB_COMMAND_BME );\r
- PciWrite16 (IohEhciPciReg[Index] | R_IOH_USB_COMMAND, CmdReg);\r
- }\r
-}\r
-\r
-PEI_USB_CONTROLLER_PPI mUsbControllerPpi[2] = { {GetOhciController}, {GetEhciController}};\r
-\r
-/**\r
- @param FileHandle Handle of the file being invoked.\r
- @param PeiServices Describes the list of possible PEI Services.\r
-\r
- @retval EFI_SUCCESS PPI successfully installed\r
-\r
-**/\r
-EFI_STATUS\r
-PeimInitializeIchUsb (\r
- IN EFI_PEI_FILE_HANDLE FileHandle,\r
- IN CONST EFI_PEI_SERVICES **PeiServices\r
- )\r
-{\r
- EFI_STATUS Status;\r
- UINTN i;\r
- EFI_PHYSICAL_ADDRESS AllocateAddress;\r
- IOH_OHCI_DEVICE *PeiIohOhciDev;\r
- IOH_EHCI_DEVICE *PeiIohEhciDev;\r
- UINT16 CmdReg;\r
-\r
- Status = PeiServicesAllocatePages (\r
- EfiBootServicesCode,\r
- 1,\r
- &AllocateAddress\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- EnableBusMaster (\r
- mIohOhciPciReg,\r
- IOH_MAX_OHCI_USB_CONTROLLERS,\r
- mIohEhciPciReg,\r
- IOH_MAX_EHCI_USB_CONTROLLERS\r
- );\r
-\r
- if (FeaturePcdGet (PcdEhciRecoveryEnabled)) {\r
- DEBUG ((EFI_D_INFO, "UsbPei:EHCI is used for recovery\n"));\r
- //\r
- // EHCI recovery is enabled\r
- //\r
- PeiIohEhciDev = (IOH_EHCI_DEVICE *)((UINTN)AllocateAddress);\r
- ZeroMem (PeiIohEhciDev, sizeof(IOH_EHCI_DEVICE));\r
-\r
- PeiIohEhciDev->Signature = PEI_IOH_EHCI_SIGNATURE;\r
- CopyMem(&(PeiIohEhciDev->UsbControllerPpi), &mUsbControllerPpi[1], sizeof(PEI_USB_CONTROLLER_PPI));\r
- CopyMem(&(PeiIohEhciDev->PpiList), &mPpiList, sizeof(mPpiList));\r
- PeiIohEhciDev->PpiList.Ppi = &PeiIohEhciDev->UsbControllerPpi;\r
-\r
- //\r
- // Assign resources and enable Ehci controllers\r
- //\r
- for (i = 0; i < IOH_MAX_EHCI_USB_CONTROLLERS; i++) {\r
- DEBUG ((EFI_D_INFO, "UsbPei:Enable the %dth EHCI controller for recovery\n", i));\r
- PeiIohEhciDev->MmioBase[i] = PcdGet32(PcdPeiQNCUsbControllerMemoryBaseAddress) + IOH_USB_CONTROLLER_MMIO_RANGE * i;\r
- //\r
- // Assign base address register, Enable Bus Master and Memory Io\r
- //\r
- PciWrite32 (mIohEhciPciReg[i] | R_IOH_USB_MEMBAR, PeiIohEhciDev->MmioBase[i]);\r
- CmdReg = PciRead16 (mIohEhciPciReg[i] | R_IOH_USB_COMMAND);\r
- CmdReg = (UINT16) (CmdReg | B_IOH_USB_COMMAND_MSE | B_IOH_USB_COMMAND_BME );\r
- PciWrite16 (mIohEhciPciReg[i] | R_IOH_USB_COMMAND, CmdReg);\r
- }\r
- //\r
- // Install USB Controller PPI\r
- //\r
- Status = (**PeiServices).InstallPpi (\r
- PeiServices,\r
- &PeiIohEhciDev->PpiList\r
- );\r
-\r
- ASSERT_EFI_ERROR (Status);\r
- } else {\r
- DEBUG ((EFI_D_INFO, "UsbPei:OHCI is used for recovery\n"));\r
- //\r
- // OHCI recovery is enabled\r
- //\r
- SwitchConfigFlag ((EFI_PEI_SERVICES**)PeiServices);\r
- PeiIohOhciDev = (IOH_OHCI_DEVICE *)((UINTN)AllocateAddress);\r
- ZeroMem (PeiIohOhciDev, sizeof(IOH_OHCI_DEVICE));\r
-\r
- PeiIohOhciDev->Signature = PEI_IOH_OHCI_SIGNATURE;\r
- CopyMem(&(PeiIohOhciDev->UsbControllerPpi), &mUsbControllerPpi[0], sizeof(PEI_USB_CONTROLLER_PPI));\r
- CopyMem(&(PeiIohOhciDev->PpiList), &mPpiList, sizeof(mPpiList));\r
- PeiIohOhciDev->PpiList.Ppi = &PeiIohOhciDev->UsbControllerPpi;\r
- //\r
- // Assign resources and enable OHCI controllers\r
- //\r
- for (i = 0; i < IOH_MAX_OHCI_USB_CONTROLLERS; i++) {\r
- DEBUG ((EFI_D_INFO, "UsbPei:Enable the %dth OHCI controller for recovery\n", i));\r
- PeiIohOhciDev->MmioBase[i] = PcdGet32(PcdPeiQNCUsbControllerMemoryBaseAddress) + IOH_USB_CONTROLLER_MMIO_RANGE * i;\r
- //\r
- // Assign base address register, Enable Bus Master and Memory Io\r
- //\r
- PciWrite32 (mIohOhciPciReg[i] | R_IOH_USB_MEMBAR, PeiIohOhciDev->MmioBase[i]);\r
-\r
- Status = PeiServicesAllocatePages (\r
- EfiBootServicesCode,\r
- 1,\r
- &AllocateAddress\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
- MmioWrite32(PeiIohOhciDev->MmioBase[i] + R_IOH_USB_OHCI_HCCABAR, (UINT32)AllocateAddress);\r
-\r
- CmdReg = PciRead16 (mIohOhciPciReg[i] | R_IOH_USB_COMMAND);\r
- CmdReg = (UINT16) (CmdReg | B_IOH_USB_COMMAND_MSE | B_IOH_USB_COMMAND_BME );\r
- PciWrite16 (mIohOhciPciReg[i] | R_IOH_USB_COMMAND, CmdReg);\r
- }\r
- //\r
- // Install USB Controller PPI\r
- //\r
- Status = (**PeiServices).InstallPpi (\r
- PeiServices,\r
- &PeiIohOhciDev->PpiList\r
- );\r
-\r
- ASSERT_EFI_ERROR (Status);\r
- }\r
-\r
- return Status;\r
-}\r
-\r
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