usbohci.h File Reference

#include <ntddk.h>
#include <windef.h>
#include <stdio.h>
#include <hubbusif.h>
#include <usbbusif.h>
#include <usbdlib.h>
#include <drivers/usbport/usbmport.h>
#include "hardware.h"

Include dependency graph for usbohci.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	_OHCI_HCD_TD
struct	_OHCI_HCD_ED
struct	_OHCI_STATIC_ED
struct	_OHCI_HC_RESOURCES
struct	_OHCI_ENDPOINT
struct	_OHCI_TRANSFER
struct	_OHCI_EXTENSION

Macros
#define	OHCI_HCD_ED_FLAG_CONTROL   0x00000001
#define	OHCI_HCD_ED_FLAG_RESET_ON_HALT   0x00000008
#define	OHCI_HCD_ED_FLAG_NOT_ACCESSED   0x00000010
#define	OHCI_HCD_TD_FLAG_ALLOCATED   0x00000001
#define	OHCI_HCD_TD_FLAG_PROCESSED   0x00000002
#define	OHCI_HCD_TD_FLAG_CONTROL_STATUS   0x00000004
#define	OHCI_HCD_TD_FLAG_DONE   0x00000008
#define	OHCI_HCD_TD_FLAG_NOT_ACCESSED   0x00000010
#define	OHCI_MAX_ISO_TRANSFER_SIZE   0x10000
#define	OHCI_MAX_CONTROL_TRANSFER_SIZE   0x10000
#define	OHCI_MAX_BULK_TRANSFER_SIZE   0x40000
#define	OHCI_MAX_INTERRUPT_TRANSFER_SIZE   0x1000
#define	OHCI_MAX_ISO_TD_COUNT   64
#define	OHCI_MAX_CONTROL_TD_COUNT   38
#define	OHCI_MAX_BULK_TD_COUNT   68
#define	OHCI_MAX_INTERRUPT_TD_COUNT   4
#define	OHCI_NON_DATA_CONTROL_TDS   2
#define	OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK   1
#define	OHCI_STATIC_ED_TYPE_INTERRUPT   0
#define	OHCI_STATIC_ED_TYPE_CONTROL   1
#define	OHCI_STATIC_ED_TYPE_BULK   2

Typedefs
typedef struct _OHCI_TRANSFER *	POHCI_TRANSFER
typedef struct _OHCI_HCD_TD	OHCI_HCD_TD
typedef struct _OHCI_HCD_TD *	POHCI_HCD_TD
typedef struct _OHCI_HCD_ED	OHCI_HCD_ED
typedef struct _OHCI_HCD_ED *	POHCI_HCD_ED
typedef struct _OHCI_STATIC_ED	OHCI_STATIC_ED
typedef struct _OHCI_STATIC_ED *	POHCI_STATIC_ED
typedef struct _OHCI_HC_RESOURCES	OHCI_HC_RESOURCES
typedef struct _OHCI_HC_RESOURCES *	POHCI_HC_RESOURCES
typedef struct _OHCI_ENDPOINT	OHCI_ENDPOINT
typedef struct _OHCI_ENDPOINT *	POHCI_ENDPOINT
typedef struct _OHCI_TRANSFER	OHCI_TRANSFER
typedef struct _OHCI_EXTENSION	OHCI_EXTENSION
typedef struct _OHCI_EXTENSION *	POHCI_EXTENSION

Functions
union	DECLSPEC_ALIGN (32) _OHCI_HW_TRANSFER_DESCRIPTOR
	C_ASSERT (sizeof(OHCI_HW_TRANSFER_DESCRIPTOR)==32)
	C_ASSERT (__alignof(OHCI_HW_TRANSFER_DESCRIPTOR)==32)
	C_ASSERT (sizeof(OHCI_HCD_TD)==64)
	C_ASSERT (sizeof(OHCI_HCD_ED)==64)
VOID NTAPI	OHCI_RH_GetRootHubData (IN PVOID ohciExtension, IN PVOID rootHubData)
MPSTATUS NTAPI	OHCI_RH_GetStatus (IN PVOID ohciExtension, IN PUSHORT Status)
MPSTATUS NTAPI	OHCI_RH_GetPortStatus (IN PVOID ohciExtension, IN USHORT Port, IN PUSB_PORT_STATUS_AND_CHANGE PortStatus)
MPSTATUS NTAPI	OHCI_RH_GetHubStatus (IN PVOID ohciExtension, IN PUSB_HUB_STATUS_AND_CHANGE HubStatus)
MPSTATUS NTAPI	OHCI_RH_SetFeaturePortReset (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_SetFeaturePortPower (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_SetFeaturePortEnable (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_SetFeaturePortSuspend (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortEnable (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortPower (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortSuspend (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortEnableChange (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortConnectChange (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortResetChange (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortSuspendChange (IN PVOID ohciExtension, IN USHORT Port)
MPSTATUS NTAPI	OHCI_RH_ClearFeaturePortOvercurrentChange (IN PVOID ohciExtension, IN USHORT Port)
VOID NTAPI	OHCI_RH_DisableIrq (IN PVOID ohciExtension)
VOID NTAPI	OHCI_RH_EnableIrq (IN PVOID ohciExtension)
OHCI_REG_RH_DESCRIPTORA NTAPI	OHCI_ReadRhDescriptorA (IN POHCI_EXTENSION OhciExtension)

Variables
USBPORT_REGISTRATION_PACKET	RegPacket
	OHCI_HW_TRANSFER_DESCRIPTOR
*	POHCI_HW_TRANSFER_DESCRIPTOR

Macro Definition Documentation

OHCI_HCD_ED_FLAG_CONTROL

#define OHCI_HCD_ED_FLAG_CONTROL   0x00000001

Definition at line 22 of file usbohci.h.

OHCI_HCD_ED_FLAG_NOT_ACCESSED

#define OHCI_HCD_ED_FLAG_NOT_ACCESSED   0x00000010

Definition at line 24 of file usbohci.h.

OHCI_HCD_ED_FLAG_RESET_ON_HALT

#define OHCI_HCD_ED_FLAG_RESET_ON_HALT   0x00000008

Definition at line 23 of file usbohci.h.

OHCI_HCD_TD_FLAG_ALLOCATED

#define OHCI_HCD_TD_FLAG_ALLOCATED   0x00000001

Definition at line 26 of file usbohci.h.

OHCI_HCD_TD_FLAG_CONTROL_STATUS

#define OHCI_HCD_TD_FLAG_CONTROL_STATUS   0x00000004

Definition at line 28 of file usbohci.h.

OHCI_HCD_TD_FLAG_DONE

#define OHCI_HCD_TD_FLAG_DONE   0x00000008

Definition at line 29 of file usbohci.h.

OHCI_HCD_TD_FLAG_NOT_ACCESSED

#define OHCI_HCD_TD_FLAG_NOT_ACCESSED   0x00000010

Definition at line 30 of file usbohci.h.

OHCI_HCD_TD_FLAG_PROCESSED

#define OHCI_HCD_TD_FLAG_PROCESSED   0x00000002

Definition at line 27 of file usbohci.h.

OHCI_MAX_BULK_TD_COUNT

#define OHCI_MAX_BULK_TD_COUNT   68

Definition at line 39 of file usbohci.h.

OHCI_MAX_BULK_TRANSFER_SIZE

#define OHCI_MAX_BULK_TRANSFER_SIZE   0x40000

Definition at line 34 of file usbohci.h.

OHCI_MAX_CONTROL_TD_COUNT

#define OHCI_MAX_CONTROL_TD_COUNT   38

Definition at line 38 of file usbohci.h.

OHCI_MAX_CONTROL_TRANSFER_SIZE

#define OHCI_MAX_CONTROL_TRANSFER_SIZE   0x10000

Definition at line 33 of file usbohci.h.

OHCI_MAX_INTERRUPT_TD_COUNT

#define OHCI_MAX_INTERRUPT_TD_COUNT   4

Definition at line 40 of file usbohci.h.

OHCI_MAX_INTERRUPT_TRANSFER_SIZE

#define OHCI_MAX_INTERRUPT_TRANSFER_SIZE   0x1000

Definition at line 35 of file usbohci.h.

OHCI_MAX_ISO_TD_COUNT

#define OHCI_MAX_ISO_TD_COUNT   64

Definition at line 37 of file usbohci.h.

OHCI_MAX_ISO_TRANSFER_SIZE

#define OHCI_MAX_ISO_TRANSFER_SIZE   0x10000

Definition at line 32 of file usbohci.h.

OHCI_NON_DATA_CONTROL_TDS

#define OHCI_NON_DATA_CONTROL_TDS   2

Definition at line 42 of file usbohci.h.

OHCI_STATIC_ED_TYPE_BULK

#define OHCI_STATIC_ED_TYPE_BULK   2

Definition at line 99 of file usbohci.h.

OHCI_STATIC_ED_TYPE_CONTROL

#define OHCI_STATIC_ED_TYPE_CONTROL   1

Definition at line 98 of file usbohci.h.

OHCI_STATIC_ED_TYPE_INTERRUPT

#define OHCI_STATIC_ED_TYPE_INTERRUPT   0

Definition at line 97 of file usbohci.h.

OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK

#define OHCI_TRANSFER_FLAGS_SHORT_TRANSFER_OK   1

Definition at line 44 of file usbohci.h.

Typedef Documentation

OHCI_ENDPOINT

typedef struct _OHCI_ENDPOINT OHCI_ENDPOINT

OHCI_EXTENSION

typedef struct _OHCI_EXTENSION OHCI_EXTENSION

OHCI_HC_RESOURCES

typedef struct _OHCI_HC_RESOURCES OHCI_HC_RESOURCES

OHCI_HCD_ED

typedef struct _OHCI_HCD_ED OHCI_HCD_ED

OHCI_HCD_TD

typedef struct _OHCI_HCD_TD OHCI_HCD_TD

OHCI_STATIC_ED

typedef struct _OHCI_STATIC_ED OHCI_STATIC_ED

OHCI_TRANSFER

typedef struct _OHCI_TRANSFER OHCI_TRANSFER

POHCI_ENDPOINT

typedef struct _OHCI_ENDPOINT * POHCI_ENDPOINT

POHCI_EXTENSION

typedef struct _OHCI_EXTENSION * POHCI_EXTENSION

POHCI_HC_RESOURCES

typedef struct _OHCI_HC_RESOURCES * POHCI_HC_RESOURCES

POHCI_HCD_ED

typedef struct _OHCI_HCD_ED * POHCI_HCD_ED

POHCI_HCD_TD

typedef struct _OHCI_HCD_TD * POHCI_HCD_TD

POHCI_STATIC_ED

typedef struct _OHCI_STATIC_ED * POHCI_STATIC_ED

POHCI_TRANSFER

typedef struct _OHCI_TRANSFER * POHCI_TRANSFER

Definition at line 46 of file usbohci.h.

Function Documentation

C_ASSERT() [1/4]

C_ASSERT

(

__alignof(OHCI_HW_TRANSFER_DESCRIPTOR)

= =32

)

C_ASSERT() [2/4]

C_ASSERT

(

sizeof(OHCI_HCD_ED)

= =64

)

C_ASSERT() [3/4]

C_ASSERT

(

sizeof(OHCI_HCD_TD)

= =64

)

C_ASSERT() [4/4]

C_ASSERT

(

sizeof(OHCI_HW_TRANSFER_DESCRIPTOR)

= =32

)

DECLSPEC_ALIGN()

union DECLSPEC_ALIGN

(

32

)

Definition at line 46 of file usbohci.h.

                                                              {
  struct {
    OHCI_TRANSFER_DESCRIPTOR gTD; // must be aligned to a 16-byte boundary
    USB_DEFAULT_PIPE_SETUP_PACKET SetupPacket;
    ULONG Padded[2];
  };
  struct {
    OHCI_ISO_TRANSFER_DESCRIPTOR iTD; // must be aligned to a 32-byte boundary
  };
} OHCI_HW_TRANSFER_DESCRIPTOR, *POHCI_HW_TRANSFER_DESCRIPTOR;

OHCI_ReadRhDescriptorA()

OHCI_REG_RH_DESCRIPTORA NTAPI OHCI_ReadRhDescriptorA

(

IN POHCI_EXTENSION

OhciExtension

)

Definition at line 15 of file roothub.c.

{
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    OHCI_REG_RH_DESCRIPTORA DescriptorA;
    PULONG DescriptorAReg;
    ULONG ix;
 
    OperationalRegs = OhciExtension->OperationalRegs;
    DescriptorAReg = (PULONG)&OperationalRegs->HcRhDescriptorA;
 
    DPRINT("OHCI_ReadRhDescriptorA: OhciExtension - %p\n", OhciExtension);
 
    for (ix = 0; ix < 10; ix++)
    {
        DescriptorA.AsULONG = READ_REGISTER_ULONG(DescriptorAReg);
 
        if (DescriptorA.AsULONG != 0 &&
            DescriptorA.Reserved == 0 &&
            DescriptorA.NumberDownstreamPorts <= OHCI_MAX_PORT_COUNT)
        {
            break;
        }
 
        DPRINT1("OHCI_ReadRhDescriptorA: DescriptorA - %lX, ix - %d\n",
                DescriptorA.AsULONG, ix);
 
        KeStallExecutionProcessor(5);
    }
 
    return DescriptorA;
}

Referenced by OHCI_ResetController(), and OHCI_RH_GetRootHubData().

OHCI_RH_ClearFeaturePortConnectChange()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortConnectChange	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 421 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortConnectChange: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.ConnectStatusChange = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortEnable()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortEnable	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 305 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortEnable: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.ClearPortEnable = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortEnableChange()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortEnableChange	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 392 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortEnableChange: ohciExtension - %p, Port - %x\n",
           ohciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.PortEnableStatusChange = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortOvercurrentChange()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortOvercurrentChange	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 508 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    PULONG RhStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
    OHCI_REG_RH_STATUS RhStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortOvercurrentChange: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    OperationalRegs = OhciExtension->OperationalRegs;
 
    if (Port)
    {
        /* USBPORT_RECIPIENT_PORT */
        PortStatus.AsULONG = 0;
        PortStatus.PortOverCurrentIndicatorChange = 1;
 
        PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
        WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
    }
    else
    {
        /* USBPORT_RECIPIENT_HUB */
        RhStatus.AsULONG = 0;
        RhStatus.OverCurrentIndicatorChangeW = 1;
 
        RhStatusReg = (PULONG)&OperationalRegs->HcRhStatus;
        WRITE_REGISTER_ULONG(RhStatusReg, RhStatus.AsULONG);
    }
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortPower()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortPower	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 334 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortPower: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.ClearPortPower = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortResetChange()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortResetChange	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 450 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortResetChange: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.PortResetStatusChange = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortSuspend()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortSuspend	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 363 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortSuspend: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.ClearSuspendStatus = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_ClearFeaturePortSuspendChange()

MPSTATUS NTAPI OHCI_RH_ClearFeaturePortSuspendChange	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 479 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_ClearFeaturePortSuspendChange: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.PortSuspendStatusChange = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_DisableIrq()

VOID NTAPI OHCI_RH_DisableIrq

(

IN PVOID

ohciExtension

)

Definition at line 550 of file roothub.c.

{
    POHCI_EXTENSION  OhciExtension = ohciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG InterruptDisableReg;
    OHCI_REG_INTERRUPT_ENABLE_DISABLE InterruptDisable;
 
    DPRINT("OHCI_RH_DisableIrq: OhciExtension - %p\n", OhciExtension);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    InterruptDisableReg = (PULONG)&OperationalRegs->HcInterruptDisable;
 
    InterruptDisable.AsULONG = 0;
    InterruptDisable.RootHubStatusChange = 1;
 
    WRITE_REGISTER_ULONG(InterruptDisableReg, InterruptDisable.AsULONG);
}

Referenced by DriverEntry().

OHCI_RH_EnableIrq()

VOID NTAPI OHCI_RH_EnableIrq

(

IN PVOID

ohciExtension

)

Definition at line 570 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension = ohciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG InterruptEnableReg;
    OHCI_REG_INTERRUPT_ENABLE_DISABLE InterruptEnable;
 
    DPRINT("OHCI_RH_EnableIrq: OhciExtension - %p\n", OhciExtension);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    InterruptEnableReg = (PULONG)&OperationalRegs->HcInterruptEnable;
 
    InterruptEnable.AsULONG = 0;
    InterruptEnable.RootHubStatusChange = 1;
 
    WRITE_REGISTER_ULONG(InterruptEnableReg, InterruptEnable.AsULONG);
}

Referenced by DriverEntry().

OHCI_RH_GetHubStatus()

MPSTATUS NTAPI OHCI_RH_GetHubStatus	(	IN PVOID	ohciExtension,
		IN PUSB_HUB_STATUS_AND_CHANGE	HubStatus
	)

Definition at line 159 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG RhStatusReg;
    OHCI_REG_RH_STATUS HcRhStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_GetHubStatus: ohciExtension - %p, HubStatus - %lX\n",
           ohciExtension,
           HubStatus->AsUlong32);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    RhStatusReg = (PULONG)&OperationalRegs->HcRhStatus;
 
    HcRhStatus.AsULONG = READ_REGISTER_ULONG(RhStatusReg);
 
    HubStatus->HubStatus.LocalPowerLost = HcRhStatus.LocalPowerStatus;
    HubStatus->HubChange.LocalPowerChange = HcRhStatus.LocalPowerStatusChange;
 
    HubStatus->HubStatus.OverCurrent = HcRhStatus.OverCurrentIndicator;
    HubStatus->HubChange.OverCurrentChange = HcRhStatus.OverCurrentIndicatorChangeR;
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_GetPortStatus()

MPSTATUS NTAPI OHCI_RH_GetPortStatus	(	IN PVOID	ohciExtension,
		IN USHORT	Port,
		IN PUSB_PORT_STATUS_AND_CHANGE	PortStatus
	)

Definition at line 113 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS OhciPortStatus;
    ULONG ix;
    ULONG Reserved;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_GetPortStatus: OhciExtension - %p, Port - %x, PortStatus - %lX\n",
           OhciExtension,
           Port,
           PortStatus->AsUlong32);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    for (ix = 0; ix < 10; ix++)
    {
        OhciPortStatus.AsULONG = READ_REGISTER_ULONG(PortStatusReg);
 
        Reserved = OhciPortStatus.Reserved1r |
                   OhciPortStatus.Reserved2r |
                   OhciPortStatus.Reserved3;
 
        if (OhciPortStatus.AsULONG && !Reserved)
            break;
 
        DPRINT("OHCI_RH_GetPortStatus: OhciPortStatus - %X\n", OhciPortStatus.AsULONG);
 
        KeStallExecutionProcessor(5);
    }
 
    PortStatus->AsUlong32 = OhciPortStatus.AsULONG;
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_GetRootHubData()

VOID NTAPI OHCI_RH_GetRootHubData	(	IN PVOID	ohciExtension,
		IN PVOID	rootHubData
	)

Definition at line 49 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    PUSBPORT_ROOT_HUB_DATA RootHubData;
    OHCI_REG_RH_DESCRIPTORA DescriptorA;
    UCHAR PowerOnToPowerGoodTime;
    USBPORT_HUB_11_CHARACTERISTICS HubCharacteristics;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_GetRootHubData: OhciExtension - %p, rootHubData - %p\n",
           OhciExtension,
           rootHubData);
 
    RootHubData = rootHubData;
    DescriptorA = OHCI_ReadRhDescriptorA(OhciExtension);
 
    RootHubData->NumberOfPorts = DescriptorA.NumberDownstreamPorts;
 
    /* Waiting time (in 2 ms intervals) */
    PowerOnToPowerGoodTime = DescriptorA.PowerOnToPowerGoodTime;
    if (PowerOnToPowerGoodTime <= OHCI_MINIMAL_POTPGT)
        PowerOnToPowerGoodTime = OHCI_MINIMAL_POTPGT;
    RootHubData->PowerOnToPowerGood = PowerOnToPowerGoodTime;
 
    HubCharacteristics.AsUSHORT = 0;
 
    if (DescriptorA.PowerSwitchingMode)
    {
        /* Individual port power switching */
        HubCharacteristics.PowerControlMode = 1;
    }
    else
    {
        /* Ganged power switching */
        HubCharacteristics.PowerControlMode = 0;
    }
 
    HubCharacteristics.NoPowerSwitching = 0;
 
    /* always 0 (OHCI RH is not a compound device) */
    ASSERT(DescriptorA.DeviceType == 0);
    HubCharacteristics.PartOfCompoundDevice = DescriptorA.DeviceType;
 
    HubCharacteristics.OverCurrentProtectionMode = DescriptorA.OverCurrentProtectionMode;
    HubCharacteristics.NoOverCurrentProtection = DescriptorA.NoOverCurrentProtection;
 
    RootHubData->HubCharacteristics.Usb11HubCharacteristics = HubCharacteristics;
    RootHubData->HubControlCurrent = 0;
}

Referenced by DriverEntry().

OHCI_RH_GetStatus()

MPSTATUS NTAPI OHCI_RH_GetStatus	(	IN PVOID	ohciExtension,
		IN PUSHORT	Status
	)

Definition at line 103 of file roothub.c.

{
    DPRINT("OHCI_RH_GetStatus: \n");
    *Status = USB_GETSTATUS_SELF_POWERED;
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_SetFeaturePortEnable()

MPSTATUS NTAPI OHCI_RH_SetFeaturePortEnable	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 247 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_SetFeaturePortEnable: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.SetPortEnable = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_SetFeaturePortPower()

MPSTATUS NTAPI OHCI_RH_SetFeaturePortPower	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 218 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_SetFeaturePortPower: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.SetPortPower = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_SetFeaturePortReset()

MPSTATUS NTAPI OHCI_RH_SetFeaturePortReset	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 189 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_SetFeaturePortReset: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.SetPortReset = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

OHCI_RH_SetFeaturePortSuspend()

MPSTATUS NTAPI OHCI_RH_SetFeaturePortSuspend	(	IN PVOID	ohciExtension,
		IN USHORT	Port
	)

Definition at line 276 of file roothub.c.

{
    POHCI_EXTENSION OhciExtension;
    POHCI_OPERATIONAL_REGISTERS OperationalRegs;
    PULONG PortStatusReg;
    OHCI_REG_RH_PORT_STATUS PortStatus;
 
    OhciExtension = ohciExtension;
 
    DPRINT("OHCI_RH_SetFeaturePortSuspend: OhciExtension - %p, Port - %x\n",
           OhciExtension,
           Port);
 
    ASSERT(Port > 0);
 
    OperationalRegs = OhciExtension->OperationalRegs;
    PortStatusReg = (PULONG)&OperationalRegs->HcRhPortStatus[Port-1];
 
    PortStatus.AsULONG = 0;
    PortStatus.SetPortSuspend = 1;
 
    WRITE_REGISTER_ULONG(PortStatusReg, PortStatus.AsULONG);
 
    return MP_STATUS_SUCCESS;
}

Referenced by DriverEntry().

Variable Documentation

OHCI_HW_TRANSFER_DESCRIPTOR

OHCI_HW_TRANSFER_DESCRIPTOR

Definition at line 57 of file usbohci.h.

POHCI_HW_TRANSFER_DESCRIPTOR

* POHCI_HW_TRANSFER_DESCRIPTOR

Definition at line 57 of file usbohci.h.

RegPacket

USBPORT_REGISTRATION_PACKET RegPacket

extern

Definition at line 16 of file usbehci.c.