reactos/drivers/usb/usbehci/hardware.h

326 lines
8.9 KiB
C

#pragma once
//
// Host Controller Capability Registers
//
#define EHCI_CAPLENGTH 0x00
#define EHCI_HCIVERSION 0x02
#define EHCI_HCSPARAMS 0x04
#define EHCI_HCCPARAMS 0x08
#define EHCI_HCSP_PORTROUTE 0x0c
//
// Extended Capabilities
//
#define EHCI_ECP_SHIFT 8
#define EHCI_ECP_MASK 0xff
#define EHCI_LEGSUP_CAPID_MASK 0xff
#define EHCI_LEGSUP_CAPID 0x01
#define EHCI_LEGSUP_OSOWNED (1 << 24)
#define EHCI_LEGSUP_BIOSOWNED (1 << 16)
//
// EHCI Operational Registers
//
#define EHCI_USBCMD 0x00
#define EHCI_USBSTS 0x04
#define EHCI_USBINTR 0x08
#define EHCI_FRINDEX 0x0C
#define EHCI_CTRLDSSEGMENT 0x10
#define EHCI_PERIODICLISTBASE 0x14
#define EHCI_ASYNCLISTBASE 0x18
#define EHCI_CONFIGFLAG 0x40
#define EHCI_PORTSC 0x44
//
// Interrupt Register Flags
//
#define EHCI_USBINTR_INTE 0x01
#define EHCI_USBINTR_ERR 0x02
#define EHCI_USBINTR_PC 0x04
#define EHCI_USBINTR_FLROVR 0x08
#define EHCI_USBINTR_HSERR 0x10
#define EHCI_USBINTR_ASYNC 0x20
// Bits 6:31 Reserved
//
// Status Register Flags
//
#define EHCI_STS_INT 0x01
#define EHCI_STS_ERR 0x02
#define EHCI_STS_PCD 0x04
#define EHCI_STS_FLR 0x08
#define EHCI_STS_FATAL 0x10
#define EHCI_STS_IAA 0x20
// Bits 11:6 Reserved
#define EHCI_STS_HALT 0x1000
#define EHCI_STS_RECL 0x2000
#define EHCI_STS_PSS 0x4000
#define EHCI_STS_ASS 0x8000
#define EHCI_ERROR_INT (EHCI_STS_FATAL | EHCI_STS_ERR)
//
// Port Register Flags
//
#define EHCI_PRT_CONNECTED 0x01
#define EHCI_PRT_CONNECTSTATUSCHANGE 0x02
#define EHCI_PRT_ENABLED 0x04
#define EHCI_PRT_ENABLEDSTATUSCHANGE 0x08
#define EHCI_PRT_OVERCURRENTACTIVE 0x10
#define EHCI_PRT_OVERCURRENTCHANGE 0x20
#define EHCI_PRT_FORCERESUME 0x40
#define EHCI_PRT_SUSPEND 0x80
#define EHCI_PRT_RESET 0x100
#define EHCI_PRT_LINESTATUSA 0x400
#define EHCI_PRT_LINESTATUSB 0x800
#define EHCI_PRT_POWER 0x1000
#define EHCI_PRT_RELEASEOWNERSHIP 0x2000
#define EHCI_PORTSC_DATAMASK 0xffffffd1
#define EHCI_IS_LOW_SPEED(x) (((x) & EHCI_PRT_LINESTATUSA) && !((x) & EHCI_PRT_LINESTATUSB))
//
// Terminate Pointer used for QueueHeads and Element Transfer Descriptors to mark Pointers as the end
//
#define TERMINATE_POINTER 0x01
//
// QUEUE ELEMENT TRANSFER DESCRIPTOR, defines and structs
//
//
// Token Flags
//
#define PID_CODE_OUT_TOKEN 0x00
#define PID_CODE_IN_TOKEN 0x01
#define PID_CODE_SETUP_TOKEN 0x02
#define DO_START_SPLIT 0x00
#define DO_COMPLETE_SPLIT 0x01
#define PING_STATE_DO_OUT 0x00
#define PING_STATE_DO_PING 0x01
typedef struct _PERIODICFRAMELIST
{
PULONG VirtualAddr;
PHYSICAL_ADDRESS PhysicalAddr;
ULONG Size;
} PERIODICFRAMELIST, *PPERIODICFRAMELIST;
//
// QUEUE ELEMENT TRANSFER DESCRIPTOR TOKEN
//
typedef struct _QETD_TOKEN_BITS
{
ULONG PingState:1;
ULONG SplitTransactionState:1;
ULONG MissedMicroFrame:1;
ULONG TransactionError:1;
ULONG BabbleDetected:1;
ULONG DataBufferError:1;
ULONG Halted:1;
ULONG Active:1;
ULONG PIDCode:2;
ULONG ErrorCounter:2;
ULONG CurrentPage:3;
ULONG InterruptOnComplete:1;
ULONG TotalBytesToTransfer:15;
ULONG DataToggle:1;
} QETD_TOKEN_BITS, *PQETD_TOKEN_BITS;
//
// QUEUE ELEMENT TRANSFER DESCRIPTOR
//
typedef struct _QUEUE_TRANSFER_DESCRIPTOR
{
//Hardware
ULONG NextPointer;
ULONG AlternateNextPointer;
union
{
QETD_TOKEN_BITS Bits;
ULONG DWord;
} Token;
ULONG BufferPointer[5];
ULONG ExtendedBufferPointer[5];
//Software
ULONG PhysicalAddr;
LIST_ENTRY DescriptorEntry;
ULONG TotalBytesToTransfer;
} QUEUE_TRANSFER_DESCRIPTOR, *PQUEUE_TRANSFER_DESCRIPTOR;
C_ASSERT(FIELD_OFFSET(QUEUE_TRANSFER_DESCRIPTOR, PhysicalAddr) == 0x34);
//
// EndPointSpeeds Flags and END_POINT_CHARACTERISTICS
//
#define QH_ENDPOINT_FULLSPEED 0x00
#define QH_ENDPOINT_LOWSPEED 0x01
#define QH_ENDPOINT_HIGHSPEED 0x02
typedef struct _END_POINT_CHARACTERISTICS
{
ULONG DeviceAddress:7;
ULONG InactiveOnNextTransaction:1;
ULONG EndPointNumber:4;
ULONG EndPointSpeed:2;
ULONG QEDTDataToggleControl:1;
ULONG HeadOfReclamation:1;
ULONG MaximumPacketLength:11;
ULONG ControlEndPointFlag:1;
ULONG NakCountReload:4;
} END_POINT_CHARACTERISTICS, *PEND_POINT_CHARACTERISTICS;
//
// Capabilities
//
typedef struct _END_POINT_CAPABILITIES
{
ULONG InterruptScheduleMask:8;
ULONG SplitCompletionMask:8;
ULONG HubAddr:7;
ULONG PortNumber:7;
ULONG NumberOfTransactionPerFrame:2;
} END_POINT_CAPABILITIES, *PEND_POINT_CAPABILITIES;
//
// QUEUE HEAD Flags and Struct
//
#define QH_TYPE_IDT 0x00
#define QH_TYPE_QH 0x02
#define QH_TYPE_SITD 0x04
#define QH_TYPE_FSTN 0x06
typedef struct _QUEUE_HEAD
{
//Hardware
ULONG HorizontalLinkPointer;
END_POINT_CHARACTERISTICS EndPointCharacteristics;
END_POINT_CAPABILITIES EndPointCapabilities;
// TERMINATE_POINTER not valid for this member
ULONG CurrentLinkPointer;
// TERMINATE_POINTER valid
ULONG NextPointer;
// TERMINATE_POINTER valid, bits 1:4 is NAK_COUNTERd
ULONG AlternateNextPointer;
// Only DataToggle, InterruptOnComplete, ErrorCounter, PingState valid
union
{
QETD_TOKEN_BITS Bits;
ULONG DWord;
} Token;
ULONG BufferPointer[5];
ULONG ExtendedBufferPointer[5];
//Software
ULONG PhysicalAddr;
LIST_ENTRY LinkedQueueHeads;
LIST_ENTRY TransferDescriptorListHead;
PVOID NextQueueHead;
PVOID Request;
} QUEUE_HEAD, *PQUEUE_HEAD;
C_ASSERT(sizeof(END_POINT_CHARACTERISTICS) == 4);
C_ASSERT(sizeof(END_POINT_CAPABILITIES) == 4);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, HorizontalLinkPointer) == 0x00);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, EndPointCharacteristics) == 0x04);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, EndPointCapabilities) == 0x08);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, CurrentLinkPointer) == 0xC);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, NextPointer) == 0x10);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, AlternateNextPointer) == 0x14);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, Token) == 0x18);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, BufferPointer) == 0x1C);
C_ASSERT(FIELD_OFFSET(QUEUE_HEAD, PhysicalAddr) == 0x44);
//
// Command register content
//
typedef struct _EHCI_USBCMD_CONTENT
{
ULONG Run : 1;
ULONG HCReset : 1;
ULONG FrameListSize : 2;
ULONG PeriodicEnable : 1;
ULONG AsyncEnable : 1;
ULONG DoorBell : 1;
ULONG LightReset : 1;
ULONG AsyncParkCount : 2;
ULONG Reserved : 1;
ULONG AsyncParkEnable : 1;
ULONG Reserved1 : 4;
ULONG IntThreshold : 8;
ULONG Reserved2 : 8;
} EHCI_USBCMD_CONTENT, *PEHCI_USBCMD_CONTENT;
typedef struct _EHCI_HCS_CONTENT
{
ULONG PortCount : 4;
ULONG PortPowerControl: 1;
ULONG Reserved : 2;
ULONG PortRouteRules : 1;
ULONG PortPerCHC : 4;
ULONG CHCCount : 4;
ULONG PortIndicator : 1;
ULONG Reserved2 : 3;
ULONG DbgPortNum : 4;
ULONG Reserved3 : 8;
} EHCI_HCS_CONTENT, *PEHCI_HCS_CONTENT;
typedef struct _EHCI_HCC_CONTENT
{
ULONG CurAddrBits : 1;
ULONG VarFrameList : 1;
ULONG ParkMode : 1;
ULONG Reserved : 1;
ULONG IsoSchedThreshold : 4;
ULONG EECPCapable : 8;
ULONG Reserved2 : 16;
} EHCI_HCC_CONTENT, *PEHCI_HCC_CONTENT;
typedef struct _EHCI_CAPS {
UCHAR Length;
UCHAR Reserved;
USHORT HCIVersion;
union
{
EHCI_HCS_CONTENT HCSParams;
ULONG HCSParamsLong;
};
union
{
EHCI_HCC_CONTENT HCCParams;
ULONG HCCParamsLong;
};
UCHAR PortRoute [15];
} EHCI_CAPS, *PEHCI_CAPS;
typedef struct
{
ULONG PortStatus;
ULONG PortChange;
}EHCI_PORT_STATUS;
#define EHCI_INTERRUPT_ENTRIES_COUNT (10 + 1)
#define EHCI_VFRAMELIST_ENTRIES_COUNT 128
#define EHCI_FRAMELIST_ENTRIES_COUNT 1024
#define MAX_AVAILABLE_BANDWIDTH 125 // Microseconds
#define EHCI_QH_CAPS_MULT_SHIFT 30 // Transactions per Micro-Frame
#define EHCI_QH_CAPS_MULT_MASK 0x03
#define EHCI_QH_CAPS_PORT_SHIFT 23 // Hub Port (Split-Transaction)
#define EHCI_QH_CAPS_PORT_MASK 0x7f
#define EHCI_QH_CAPS_HUB_SHIFT 16 // Hub Address (Split-Transaction)
#define EHCI_QH_CAPS_HUB_MASK 0x7f
#define EHCI_QH_CAPS_SCM_SHIFT 8 // Split Completion Mask
#define EHCI_QH_CAPS_SCM_MASK 0xff
#define EHCI_QH_CAPS_ISM_SHIFT 0 // Interrupt Schedule Mask
#define EHCI_QH_CAPS_ISM_MASK 0xff