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- /** @file
- TBT Policy Common definition.
- Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef _TBT_POLICY_COMMON_H_
- #define _TBT_POLICY_COMMON_H_
- #include <Library/GpioLib.h>
- #include <IndustryStandard/Pci22.h>
- #define TYPE_PCIE 0x01
- #define TYPE_PEG 0x02
- #pragma pack(push, 1)
- //
- // dTBT Force Power GPIO Data Structure
- //
- typedef struct _DTBT_FORCE_POWER_GPIO_CONFIG {
- UINT8 GpioAccessType; ///< Where the GPIO comes from [a.k.a how to access the GPIO],Where the GPIO comes from. 0: Disabled; 1: PCH, 2: I/O Expander
- UINT8 Expander; ///< Applicable to GpioAccessType = IoExpander {TCA6424A} type
- GPIO_PAD GpioPad; ///< GPIO Pad Number
- BOOLEAN GpioLevel; ///< 0 = Active Low; 1 = Active High
- UINT8 Reserved[1]; ///< Reserved for DWORD alignment
- } DTBT_FORCE_POWER_GPIO_CONFIG;
- //
- // dTBT CIO Plug Event GPIO Data Structure
- //
- typedef struct _DTBT_CIO_PLUG_EVENT_GPIO_CONFIG {
- GPIO_PAD GpioPad; ///< GPIO Pad Number
- UINT32 AcpiGpeSignature; ///< AcpiPlatform driver will change the XTBT method to the _Lxx or _Exx that we assign in this item.
- BOOLEAN AcpiGpeSignaturePorting; ///< 0 = No porting required(for 2-tier GPI GPE event architecture), 1 = Porting required(for 1-tier GPI GPE event architecture)
- UINT8 Reserved[3]; ///< Reserved for DWORD alignment
- } DTBT_CIO_PLUG_EVENT_GPIO_CONFIG;
- //
- // dTBT PCIE Reset GPIO Data Structure
- //
- typedef struct _DTBT_PCIE_RESET_GPIO_CONFIG {
- GPIO_PAD GpioPad; ///< GPIO Pad Number
- BOOLEAN GpioLevel; ///< 0 = Active Low; 1 = Active High
- UINT8 Reserved[3]; ///< Reserved for DWORD alignment
- } DTBT_PCIE_RESET_GPIO_CONFIG;
- //
- // dTBT Controller Data Structure
- //
- typedef struct _DTBT_CONTROLLER_CONFIG{
- UINT8 DTbtControllerEn; ///< Enable/Disable DTbtController.
- UINT8 Type; ///< 01-Pcie RP, 02- PEG,Reserved. <Specific according to Board Design>
- UINT8 PcieRpNumber; ///< RP Number/ PEG Port (0,1,2) that connecet to dTBT controller. <Specific according to Board Design>
- DTBT_FORCE_POWER_GPIO_CONFIG ForcePwrGpio; ///< The GPIO pin that can force dTBT Power On. <Specific according to Board Design>
- DTBT_CIO_PLUG_EVENT_GPIO_CONFIG CioPlugEventGpio; ///< The GPIO pin that can generate Hot-Plug event. <Specific according to Board Design>
- DTBT_PCIE_RESET_GPIO_CONFIG PcieRstGpio; ///< The GPIO pin that is use to perform Reset when platform enters to Sx, it is required for platforms where PCI_RST pin connected to Tbt is controlled with GPIO <Specific according to Board Design>
- UINT8 Reserved[1]; ///< Reserved for DWORD alignment
- } DTBT_CONTROLLER_CONFIG;
- //
- // dTBT Controller Data Structure
- //
- typedef struct _DTBT_COMMON_CONFIG{
- UINT8 TbtBootOn; ///< Send BootOn Mailbox command when TbtBootOn is enabled.
- UINT8 TbtUsbOn; ///< Send UsbOn Mailbox command when TbtBootOn is enabled.
- UINT8 Gpio3ForcePwr; ///< Force GPIO to power on or not
- UINT16 Gpio3ForcePwrDly; ///< The delay time after do ForcePwr
- BOOLEAN DTbtSharedGpioConfiguration; ///< Multiple DTBT controllers share the same GPIO pin <Specific according to Board Design>
- BOOLEAN PcieRstSupport; ///< 0 = Not Support, 1 = Supported. it is required for platforms where PCI_RST pin connected to Tbt is controlled with GPIO
- UINT8 Reserved[1]; ///< Reserved for DWORD alignment
- } DTBT_COMMON_CONFIG;
- #pragma pack(pop)
- #endif
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