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CloverBootloader/Drivers/XhciDxe/XhciReg.h

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/** @file
This file contains the register definition of XHCI host controller.
Copyright (c) 2011 - 2017, Intel Corporation. All rights reserved.<BR>
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.
**/
#ifndef _EFI_XHCI_REG_H_
#define _EFI_XHCI_REG_H_
#define PCI_IF_XHCI 0x30
//
// PCI Configuration Registers
//
#define XHC_BAR_INDEX 0x00
#define XHC_PCI_BAR_OFFSET 0x10 // Memory Bar Register Offset
#define XHC_PCI_BAR_MASK 0xFFFF // Memory Base Address Mask
#define USB_HUB_CLASS_CODE 0x09
#define USB_HUB_SUBCLASS_CODE 0x00
#define XHC_CAP_USB_LEGACY 0x01
#define XHC_CAP_USB_DEBUG 0x0A
//============================================//
// XHCI register offset //
//============================================//
//
// Capability registers offset
//
#define XHC_CAPLENGTH_OFFSET 0x00 // Capability register length offset
#define XHC_HCIVERSION_OFFSET 0x02 // Interface Version Number 02-03h
#define XHC_HCSPARAMS1_OFFSET 0x04 // Structural Parameters 1
#define XHC_HCSPARAMS2_OFFSET 0x08 // Structural Parameters 2
#define XHC_HCSPARAMS3_OFFSET 0x0c // Structural Parameters 3
#define XHC_HCCPARAMS_OFFSET 0x10 // Capability Parameters
#define XHC_DBOFF_OFFSET 0x14 // Doorbell Offset
#define XHC_RTSOFF_OFFSET 0x18 // Runtime Register Space Offset
//
// Operational registers offset
//
#define XHC_USBCMD_OFFSET 0x0000 // USB Command Register Offset
#define XHC_USBSTS_OFFSET 0x0004 // USB Status Register Offset
#define XHC_PAGESIZE_OFFSET 0x0008 // USB Page Size Register Offset
#define XHC_DNCTRL_OFFSET 0x0014 // Device Notification Control Register Offset
#define XHC_CRCR_OFFSET 0x0018 // Command Ring Control Register Offset
#define XHC_DCBAAP_OFFSET 0x0030 // Device Context Base Address Array Pointer Register Offset
#define XHC_CONFIG_OFFSET 0x0038 // Configure Register Offset
#define XHC_PORTSC_OFFSET 0x0400 // Port Status and Control Register Offset
//
// Runtime registers offset
//
#define XHC_MFINDEX_OFFSET 0x00 // Microframe Index Register Offset
#define XHC_IMAN_OFFSET 0x20 // Interrupter X Management Register Offset
#define XHC_IMOD_OFFSET 0x24 // Interrupter X Moderation Register Offset
#define XHC_ERSTSZ_OFFSET 0x28 // Event Ring Segment Table Size Register Offset
#define XHC_ERSTBA_OFFSET 0x30 // Event Ring Segment Table Base Address Register Offset
#define XHC_ERDP_OFFSET 0x38 // Event Ring Dequeue Pointer Register Offset
//
// Debug registers offset
//
#define XHC_DC_DCCTRL 0x20
#define USBLEGSP_BIOS_SEMAPHORE BIT16 // HC BIOS Owned Semaphore
#define USBLEGSP_OS_SEMAPHORE BIT24 // HC OS Owned Semaphore
#pragma pack (1)
typedef struct {
UINT8 MaxSlots; // Number of Device Slots
UINT16 MaxIntrs:11; // Number of Interrupters
UINT16 Rsvd:5;
UINT8 MaxPorts; // Number of Ports
} HCSPARAMS1;
//
// Structural Parameters 1 Register Bitmap Definition
//
typedef union {
UINT32 Dword;
HCSPARAMS1 Data;
} XHC_HCSPARAMS1;
typedef struct {
UINT32 Ist:4; // Isochronous Scheduling Threshold
UINT32 Erst:4; // Event Ring Segment Table Max
UINT32 Rsvd:13;
UINT32 ScratchBufHi:5; // Max Scratchpad Buffers Hi
UINT32 Spr:1; // Scratchpad Restore
UINT32 ScratchBufLo:5; // Max Scratchpad Buffers Lo
} HCSPARAMS2;
//
// Structural Parameters 2 Register Bitmap Definition
//
typedef union {
UINT32 Dword;
HCSPARAMS2 Data;
} XHC_HCSPARAMS2;
typedef struct {
UINT16 Ac64:1; // 64-bit Addressing Capability
UINT16 Bnc:1; // BW Negotiation Capability
UINT16 Csz:1; // Context Size
UINT16 Ppc:1; // Port Power Control
UINT16 Pind:1; // Port Indicators
UINT16 Lhrc:1; // Light HC Reset Capability
UINT16 Ltc:1; // Latency Tolerance Messaging Capability
UINT16 Nss:1; // No Secondary SID Support
UINT16 Pae:1; // Parse All Event Data
UINT16 Rsvd:3;
UINT16 MaxPsaSize:4; // Maximum Primary Stream Array Size
UINT16 ExtCapReg; // xHCI Extended Capabilities Pointer
} HCCPARAMS;
//
// Capability Parameters Register Bitmap Definition
//
typedef union {
UINT32 Dword;
HCCPARAMS Data;
} XHC_HCCPARAMS;
#pragma pack ()
//
// Register Bit Definition
//
#define XHC_USBCMD_RUN BIT0 // Run/Stop
#define XHC_USBCMD_RESET BIT1 // Host Controller Reset
#define XHC_USBCMD_INTE BIT2 // Interrupter Enable
#define XHC_USBCMD_HSEE BIT3 // Host System Error Enable
#define XHCI_CMD_LHCRST BIT7 /* RO/RW Light Host Controller Reset */
#define XHCI_CMD_CSS BIT8 /* RW Controller Save State */
#define XHCI_CMD_CRS BIT9 /* RW Controller Restore State */
#define XHCI_CMD_EWE BIT10 /* RW Enable Wrap Event */
#define XHCI_CMD_EU3S BIT11 /* RW Enable U3 MFINDEX Stop */
#define XHC_USBSTS_HALT BIT0 // Host Controller Halted
#define XHC_USBSTS_HSE BIT2 // Host System Error
#define XHC_USBSTS_EINT BIT3 // Event Interrupt
#define XHC_USBSTS_PCD BIT4 // Port Change Detect
#define XHC_USBSTS_SSS BIT8 // Save State Status
#define XHC_USBSTS_RSS BIT9 // Restore State Status
#define XHC_USBSTS_SRE BIT10 // Save/Restore Error
#define XHC_USBSTS_CNR BIT11 // Host Controller Not Ready
#define XHC_USBSTS_HCE BIT12 // Host Controller Error
#define XHC_PAGESIZE_MASK 0xFFFF // Page Size
#define XHC_CRCR_RCS BIT0 // Ring Cycle State
#define XHC_CRCR_CS BIT1 // Command Stop
#define XHC_CRCR_CA BIT2 // Command Abort
#define XHC_CRCR_CRR BIT3 // Command Ring Running
#define XHC_CONFIG_MASK 0xFF // Command Ring Running
#define XHC_PORTSC_CCS BIT0 // Current Connect Status
#define XHC_PORTSC_PED BIT1 // Port Enabled/Disabled
#define XHC_PORTSC_OCA BIT3 // Over-current Active
#define XHC_PORTSC_RESET BIT4 // Port Reset
#define XHC_PORTSC_PLS (BIT5|BIT6|BIT7|BIT8) // Port Link State
#define XHC_PORTSC_PP BIT9 // Port Power
#define XHC_PORTSC_PS (BIT10|BIT11|BIT12) // Port Speed
#define XHC_PORTSC_LWS BIT16 // Port Link State Write Strobe
#define XHC_PORTSC_CSC BIT17 // Connect Status Change
#define XHC_PORTSC_PEC BIT18 // Port Enabled/Disabled Change
#define XHC_PORTSC_WRC BIT19 // Warm Port Reset Change
#define XHC_PORTSC_OCC BIT20 // Over-Current Change
#define XHC_PORTSC_PRC BIT21 // Port Reset Change
#define XHC_PORTSC_PLC BIT22 // Port Link State Change
#define XHC_PORTSC_CEC BIT23 // Port Config Error Change
#define XHC_PORTSC_CAS BIT24 // Cold Attach Status
#define XHCI_PS_WCE BIT25 /* RW - wake on connect enable */
#define XHCI_PS_WDE BIT26 /* RW - wake on disconnect enable */
#define XHCI_PS_WOE BIT27 /* RW - wake on over-current enable */
#define XHCI_PS_DR BIT30 /* RO - device removable */
#define XHCI_PS_WPR BIT31 /* RW1S - warm port reset (RsvdZ for USB2 ports) */
#define XHC_HUB_PORTSC_CCS BIT0 // Hub's Current Connect Status
#define XHC_HUB_PORTSC_PED BIT1 // Hub's Port Enabled/Disabled
#define XHC_HUB_PORTSC_OCA BIT3 // Hub's Over-current Active
#define XHC_HUB_PORTSC_RESET BIT4 // Hub's Port Reset
#define XHC_HUB_PORTSC_PP BIT9 // Hub's Port Power
#define XHC_HUB_PORTSC_CSC BIT16 // Hub's Connect Status Change
#define XHC_HUB_PORTSC_PEC BIT17 // Hub's Port Enabled/Disabled Change
#define XHC_HUB_PORTSC_OCC BIT19 // Hub's Over-Current Change
#define XHC_HUB_PORTSC_PRC BIT20 // Hub's Port Reset Change
#define XHC_HUB_PORTSC_BHRC BIT21 // Hub's Port Warm Reset Change
#define XHC_IMAN_IP BIT0 // Interrupt Pending
#define XHC_IMAN_IE BIT1 // Interrupt Enable
#define XHC_IMODI_MASK 0x0000FFFF // Interrupt Moderation Interval
#define XHC_IMODC_MASK 0xFFFF0000 // Interrupt Moderation Counter
//
// Hub Class Feature Selector for Clear Port Feature Request
// It's the extension of hub class feature selector of USB 2.0 in USB 3.0 Spec.
// For more details, Please refer to USB 3.0 Spec Table 10-7.
//
typedef enum {
Usb3PortBHPortReset = 28,
Usb3PortBHPortResetChange = 29
} XHC_PORT_FEATURE;
//
// Structure to map the hardware port states to the
// UEFI's port states.
//
typedef struct {
UINT32 HwState;
UINT16 UefiState;
} USB_PORT_STATE_MAP;
//
// Structure to map the hardware port states to feature selector for clear port feature request.
//
typedef struct {
UINT32 HwState;
UINT16 Selector;
} USB_CLEAR_PORT_MAP;
/**
Read 1-byte width XHCI capability register.
@param Xhc The XHCI Instance.
@param Offset The offset of the 1-byte width capability register.
@return The register content read.
@retval If err, return 0xFFFF.
**/
UINT8
XhcReadCapReg8 (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Read 4-bytes width XHCI capability register.
@param Xhc The XHCI Instance.
@param Offset The offset of the 4-bytes width capability register.
@return The register content read.
@retval If err, return 0xFFFFFFFF.
**/
UINT32
XhcReadCapReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Read 4-bytes width XHCI Operational register.
@param Xhc The XHCI Instance.
@param Offset The offset of the 4-bytes width operational register.
@return The register content read.
@retval If err, return 0xFFFFFFFF.
**/
UINT32
XhcReadOpReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Write the data to the 4-bytes width XHCI operational register.
@param Xhc The XHCI Instance.
@param Offset The offset of the 4-bytes width operational register.
@param Data The data to write.
**/
VOID
XhcWriteOpReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Data
);
/**
Write the data to the 2-bytes width XHCI operational register.
@param Xhc The XHCI Instance.
@param Offset The offset of the 2-bytes width operational register.
@param Data The data to write.
**/
VOID
XhcWriteOpReg16 (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT16 Data
);
/**
Read XHCI runtime register.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@return The register content read
**/
UINT32
XhcReadRuntimeReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Write the data to the XHCI runtime register.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@param Data The data to write.
**/
VOID
XhcWriteRuntimeReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Data
);
/**
Read XHCI door bell register.
@param Xhc The XHCI Instance.
@param Offset The offset of the door bell register.
@return The register content read
**/
UINT32
XhcReadDoorBellReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Write the data to the XHCI door bell register.
@param Xhc The XHCI Instance.
@param Offset The offset of the door bell register.
@param Data The data to write.
**/
VOID
XhcWriteDoorBellReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Data
);
/**
Set one bit of the operational register while keeping other bits.
@param Xhc The XHCI Instance.
@param Offset The offset of the operational register.
@param Bit The bit mask of the register to set.
**/
VOID
XhcSetOpRegBit (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Bit
);
/**
Clear one bit of the operational register while keeping other bits.
@param Xhc The XHCI Instance.
@param Offset The offset of the operational register.
@param Bit The bit mask of the register to clear.
**/
VOID
XhcClearOpRegBit (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Bit
);
/**
Wait the operation register's bit as specified by Bit
to be set (or clear).
@param Xhc The XHCI Instance.
@param Offset The offset of the operational register.
@param Bit The bit of the register to wait for.
@param WaitToSet Wait the bit to set or clear.
@param Timeout The time to wait before abort (in millisecond, ms).
@retval EFI_SUCCESS The bit successfully changed by host controller.
@retval EFI_TIMEOUT The time out occurred.
**/
EFI_STATUS
XhcWaitOpRegBit (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Bit,
IN BOOLEAN WaitToSet,
IN UINT32 Timeout
);
/**
Read XHCI runtime register.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@return The register content read
**/
UINT32
XhcReadRuntimeReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Write the data to the XHCI runtime register.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@param Data The data to write.
**/
VOID
XhcWriteRuntimeReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Data
);
/**
Set one bit of the runtime register while keeping other bits.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@param Bit The bit mask of the register to set.
**/
VOID
XhcSetRuntimeRegBit (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Bit
);
/**
Clear one bit of the runtime register while keeping other bits.
@param Xhc The XHCI Instance.
@param Offset The offset of the runtime register.
@param Bit The bit mask of the register to set.
**/
VOID
XhcClearRuntimeRegBit (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset,
IN UINT32 Bit
);
/**
Read XHCI extended capability register.
@param Xhc The XHCI Instance.
@param Offset The offset of the extended capability register.
@return The register content read
**/
UINT32
XhcReadExtCapReg (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Offset
);
/**
Whether the XHCI host controller is halted.
@param Xhc The XHCI Instance.
@retval TRUE The controller is halted.
@retval FALSE It isn't halted.
**/
BOOLEAN
XhcIsHalt (
IN USB_XHCI_INSTANCE *Xhc
);
/**
Whether system error occurred.
@param Xhc The XHCI Instance.
@retval TRUE System error happened.
@retval FALSE No system error.
**/
BOOLEAN
XhcIsSysError (
IN USB_XHCI_INSTANCE *Xhc
);
/**
Reset the XHCI host controller.
@param Xhc The XHCI Instance.
@param Timeout Time to wait before abort (in millisecond, ms).
@retval EFI_SUCCESS The XHCI host controller is reset.
@return Others Failed to reset the XHCI before Timeout.
**/
EFI_STATUS
XhcResetHC (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Timeout
);
/**
Halt the XHCI host controller.
@param Xhc The XHCI Instance.
@param Timeout Time to wait before abort (in millisecond, ms).
@return EFI_SUCCESS The XHCI host controller is halt.
@return EFI_TIMEOUT Failed to halt the XHCI before Timeout.
**/
EFI_STATUS
XhcHaltHC (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Timeout
);
/**
Set the XHCI host controller to run.
@param Xhc The XHCI Instance.
@param Timeout Time to wait before abort (in millisecond, ms).
@return EFI_SUCCESS The XHCI host controller is running.
@return EFI_TIMEOUT Failed to set the XHCI to run before Timeout.
**/
EFI_STATUS
XhcRunHC (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT32 Timeout
);
/**
Calculate the offset of the XHCI capability.
@param Xhc The XHCI Instance.
@param CapId The XHCI Capability ID.
@return The offset of XHCI legacy support capability register.
**/
UINT32
XhcGetCapabilityAddr (
IN USB_XHCI_INSTANCE *Xhc,
IN UINT8 CapId
);
/**
Perform Intel-specific Quirks
@param PciIo The PciIo of Xhc Instance.
**/
VOID
XhcIntelQuirks (
IN EFI_PCI_IO_PROTOCOL *PciIo
);
#endif
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