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Diffstat (limited to 'MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c')
-rw-r--r--MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c393
1 files changed, 189 insertions, 204 deletions
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c
index 022bab5fc1..0497a73f44 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c
@@ -17,19 +17,19 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
// bit maps.
//
USB_CHANGE_FEATURE_MAP mHubFeatureMap[] = {
- {USB_PORT_STAT_C_CONNECTION, EfiUsbPortConnectChange},
- {USB_PORT_STAT_C_ENABLE, EfiUsbPortEnableChange},
- {USB_PORT_STAT_C_SUSPEND, EfiUsbPortSuspendChange},
- {USB_PORT_STAT_C_OVERCURRENT, EfiUsbPortOverCurrentChange},
- {USB_PORT_STAT_C_RESET, EfiUsbPortResetChange}
+ { USB_PORT_STAT_C_CONNECTION, EfiUsbPortConnectChange },
+ { USB_PORT_STAT_C_ENABLE, EfiUsbPortEnableChange },
+ { USB_PORT_STAT_C_SUSPEND, EfiUsbPortSuspendChange },
+ { USB_PORT_STAT_C_OVERCURRENT, EfiUsbPortOverCurrentChange },
+ { USB_PORT_STAT_C_RESET, EfiUsbPortResetChange }
};
USB_CHANGE_FEATURE_MAP mRootHubFeatureMap[] = {
- {USB_PORT_STAT_C_CONNECTION, EfiUsbPortConnectChange},
- {USB_PORT_STAT_C_ENABLE, EfiUsbPortEnableChange},
- {USB_PORT_STAT_C_SUSPEND, EfiUsbPortSuspendChange},
- {USB_PORT_STAT_C_OVERCURRENT, EfiUsbPortOverCurrentChange},
- {USB_PORT_STAT_C_RESET, EfiUsbPortResetChange},
+ { USB_PORT_STAT_C_CONNECTION, EfiUsbPortConnectChange },
+ { USB_PORT_STAT_C_ENABLE, EfiUsbPortEnableChange },
+ { USB_PORT_STAT_C_SUSPEND, EfiUsbPortSuspendChange },
+ { USB_PORT_STAT_C_OVERCURRENT, EfiUsbPortOverCurrentChange },
+ { USB_PORT_STAT_C_RESET, EfiUsbPortResetChange },
};
//
@@ -37,6 +37,7 @@ USB_CHANGE_FEATURE_MAP mRootHubFeatureMap[] = {
// is related to an interface, these requests are sent
// to the control endpoint of the device.
//
+
/**
USB hub control transfer to set the hub depth.
@@ -49,11 +50,11 @@ USB_CHANGE_FEATURE_MAP mRootHubFeatureMap[] = {
**/
EFI_STATUS
UsbHubCtrlSetHubDepth (
- IN USB_DEVICE *HubDev,
- IN UINT16 Depth
+ IN USB_DEVICE *HubDev,
+ IN UINT16 Depth
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = UsbCtrlRequest (
HubDev,
@@ -82,11 +83,11 @@ UsbHubCtrlSetHubDepth (
**/
EFI_STATUS
UsbHubCtrlClearHubFeature (
- IN USB_DEVICE *HubDev,
- IN UINT16 Feature
+ IN USB_DEVICE *HubDev,
+ IN UINT16 Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = UsbCtrlRequest (
HubDev,
@@ -103,7 +104,6 @@ UsbHubCtrlClearHubFeature (
return Status;
}
-
/**
Clear the feature of the device's port.
@@ -117,12 +117,12 @@ UsbHubCtrlClearHubFeature (
**/
EFI_STATUS
UsbHubCtrlClearPortFeature (
- IN USB_DEVICE *HubDev,
- IN UINT8 Port,
- IN UINT16 Feature
+ IN USB_DEVICE *HubDev,
+ IN UINT8 Port,
+ IN UINT16 Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
//
// In USB bus, all the port index starts from 0. But HUB
@@ -135,7 +135,7 @@ UsbHubCtrlClearPortFeature (
USB_HUB_TARGET_PORT,
USB_HUB_REQ_CLEAR_FEATURE,
Feature,
- (UINT16) (Port + 1),
+ (UINT16)(Port + 1),
NULL,
0
);
@@ -143,7 +143,6 @@ UsbHubCtrlClearPortFeature (
return Status;
}
-
/**
Clear the transaction translate buffer if full/low
speed control/bulk transfer failed and the transfer
@@ -163,21 +162,21 @@ UsbHubCtrlClearPortFeature (
**/
EFI_STATUS
UsbHubCtrlClearTTBuffer (
- IN USB_DEVICE *HubDev,
- IN UINT8 Port,
- IN UINT16 DevAddr,
- IN UINT16 EpNum,
- IN UINT16 EpType
+ IN USB_DEVICE *HubDev,
+ IN UINT8 Port,
+ IN UINT16 DevAddr,
+ IN UINT16 EpNum,
+ IN UINT16 EpType
)
{
- EFI_STATUS Status;
- UINT16 Value;
+ EFI_STATUS Status;
+ UINT16 Value;
//
// Check USB2.0 spec page 424 for wValue's encoding
//
- Value = (UINT16) ((EpNum & 0x0F) | (DevAddr << 4) |
- ((EpType & 0x03) << 11) | ((EpNum & 0x80) << 15));
+ Value = (UINT16)((EpNum & 0x0F) | (DevAddr << 4) |
+ ((EpType & 0x03) << 11) | ((EpNum & 0x80) << 15));
Status = UsbCtrlRequest (
HubDev,
@@ -186,7 +185,7 @@ UsbHubCtrlClearTTBuffer (
USB_HUB_TARGET_PORT,
USB_HUB_REQ_CLEAR_TT,
Value,
- (UINT16) (Port + 1),
+ (UINT16)(Port + 1),
NULL,
0
);
@@ -207,13 +206,13 @@ UsbHubCtrlClearTTBuffer (
**/
EFI_STATUS
UsbHubCtrlGetHubDesc (
- IN USB_DEVICE *HubDev,
- OUT VOID *Buf,
- IN UINTN Len
+ IN USB_DEVICE *HubDev,
+ OUT VOID *Buf,
+ IN UINTN Len
)
{
- EFI_STATUS Status;
- UINT8 DescType;
+ EFI_STATUS Status;
+ UINT8 DescType;
DescType = (HubDev->Speed == EFI_USB_SPEED_SUPER) ?
USB_DESC_TYPE_HUB_SUPER_SPEED :
@@ -225,7 +224,7 @@ UsbHubCtrlGetHubDesc (
USB_REQ_TYPE_CLASS,
USB_HUB_TARGET_HUB,
USB_HUB_REQ_GET_DESC,
- (UINT16) (DescType << 8),
+ (UINT16)(DescType << 8),
0,
Buf,
Len
@@ -234,7 +233,6 @@ UsbHubCtrlGetHubDesc (
return Status;
}
-
/**
Usb hub control transfer to get the hub status.
@@ -247,11 +245,11 @@ UsbHubCtrlGetHubDesc (
**/
EFI_STATUS
UsbHubCtrlGetHubStatus (
- IN USB_DEVICE *HubDev,
- OUT UINT32 *State
+ IN USB_DEVICE *HubDev,
+ OUT UINT32 *State
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = UsbCtrlRequest (
HubDev,
@@ -268,7 +266,6 @@ UsbHubCtrlGetHubStatus (
return Status;
}
-
/**
Usb hub control transfer to get the port status.
@@ -282,12 +279,12 @@ UsbHubCtrlGetHubStatus (
**/
EFI_STATUS
UsbHubCtrlGetPortStatus (
- IN USB_DEVICE *HubDev,
- IN UINT8 Port,
- OUT VOID *State
+ IN USB_DEVICE *HubDev,
+ IN UINT8 Port,
+ OUT VOID *State
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
//
// In USB bus, all the port index starts from 0. But HUB
@@ -302,7 +299,7 @@ UsbHubCtrlGetPortStatus (
USB_HUB_TARGET_PORT,
USB_HUB_REQ_GET_STATUS,
0,
- (UINT16) (Port + 1),
+ (UINT16)(Port + 1),
State,
4
);
@@ -310,7 +307,6 @@ UsbHubCtrlGetPortStatus (
return Status;
}
-
/**
Usb hub control transfer to set the port feature.
@@ -324,12 +320,12 @@ UsbHubCtrlGetPortStatus (
**/
EFI_STATUS
UsbHubCtrlSetPortFeature (
- IN USB_DEVICE *HubDev,
- IN UINT8 Port,
- IN UINT8 Feature
+ IN USB_DEVICE *HubDev,
+ IN UINT8 Port,
+ IN UINT8 Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
//
// In USB bus, all the port index starts from 0. But HUB
@@ -342,7 +338,7 @@ UsbHubCtrlSetPortFeature (
USB_HUB_TARGET_PORT,
USB_HUB_REQ_SET_FEATURE,
Feature,
- (UINT16) (Port + 1),
+ (UINT16)(Port + 1),
NULL,
0
);
@@ -350,7 +346,6 @@ UsbHubCtrlSetPortFeature (
return Status;
}
-
/**
Read the whole usb hub descriptor. It is necessary
to do it in two steps because hub descriptor is of
@@ -369,7 +364,7 @@ UsbHubReadDesc (
OUT EFI_USB_HUB_DESCRIPTOR *HubDesc
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
//
// First get the hub descriptor length
@@ -386,8 +381,6 @@ UsbHubReadDesc (
return UsbHubCtrlGetHubDesc (HubDev, HubDesc, HubDesc->Length);
}
-
-
/**
Ack the hub change bits. If these bits are not ACKed, Hub will
always return changed bit map from its interrupt endpoint.
@@ -400,13 +393,13 @@ UsbHubReadDesc (
**/
EFI_STATUS
UsbHubAckHubStatus (
- IN USB_DEVICE *HubDev
+ IN USB_DEVICE *HubDev
)
{
- EFI_USB_PORT_STATUS HubState;
- EFI_STATUS Status;
+ EFI_USB_PORT_STATUS HubState;
+ EFI_STATUS Status;
- Status = UsbHubCtrlGetHubStatus (HubDev, (UINT32 *) &HubState);
+ Status = UsbHubCtrlGetHubStatus (HubDev, (UINT32 *)&HubState);
if (EFI_ERROR (Status)) {
return Status;
@@ -423,7 +416,6 @@ UsbHubAckHubStatus (
return EFI_SUCCESS;
}
-
/**
Test whether the interface is a hub interface.
@@ -435,7 +427,7 @@ UsbHubAckHubStatus (
**/
BOOLEAN
UsbIsHubInterface (
- IN USB_INTERFACE *UsbIf
+ IN USB_INTERFACE *UsbIf
)
{
EFI_USB_INTERFACE_DESCRIPTOR *Setting;
@@ -447,15 +439,14 @@ UsbIsHubInterface (
Setting = &UsbIf->IfSetting->Desc;
if ((Setting->InterfaceClass == USB_HUB_CLASS_CODE) &&
- (Setting->InterfaceSubClass == USB_HUB_SUBCLASS_CODE)) {
-
+ (Setting->InterfaceSubClass == USB_HUB_SUBCLASS_CODE))
+ {
return TRUE;
}
return FALSE;
}
-
/**
The callback function to the USB hub status change
interrupt endpoint. It is called periodically by
@@ -473,20 +464,20 @@ UsbIsHubInterface (
EFI_STATUS
EFIAPI
UsbOnHubInterrupt (
- IN VOID *Data,
- IN UINTN DataLength,
- IN VOID *Context,
- IN UINT32 Result
+ IN VOID *Data,
+ IN UINTN DataLength,
+ IN VOID *Context,
+ IN UINT32 Result
)
{
- USB_INTERFACE *HubIf;
- EFI_USB_IO_PROTOCOL *UsbIo;
- EFI_USB_ENDPOINT_DESCRIPTOR *EpDesc;
- EFI_STATUS Status;
+ USB_INTERFACE *HubIf;
+ EFI_USB_IO_PROTOCOL *UsbIo;
+ EFI_USB_ENDPOINT_DESCRIPTOR *EpDesc;
+ EFI_STATUS Status;
- HubIf = (USB_INTERFACE *) Context;
- UsbIo = &(HubIf->UsbIo);
- EpDesc = &(HubIf->HubEp->Desc);
+ HubIf = (USB_INTERFACE *)Context;
+ UsbIo = &(HubIf->UsbIo);
+ EpDesc = &(HubIf->HubEp->Desc);
if (Result != EFI_USB_NOERROR) {
//
@@ -516,7 +507,7 @@ UsbOnHubInterrupt (
);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbOnHubInterrupt: failed to remove async transfer - %r\n", Status));
+ DEBUG ((DEBUG_ERROR, "UsbOnHubInterrupt: failed to remove async transfer - %r\n", Status));
return Status;
}
@@ -531,7 +522,7 @@ UsbOnHubInterrupt (
);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbOnHubInterrupt: failed to submit new async transfer - %r\n", Status));
+ DEBUG ((DEBUG_ERROR, "UsbOnHubInterrupt: failed to submit new async transfer - %r\n", Status));
}
return Status;
@@ -559,9 +550,6 @@ UsbOnHubInterrupt (
return EFI_SUCCESS;
}
-
-
-
/**
Initialize the device for a non-root hub.
@@ -573,7 +561,7 @@ UsbOnHubInterrupt (
**/
EFI_STATUS
UsbHubInit (
- IN USB_INTERFACE *HubIf
+ IN USB_INTERFACE *HubIf
)
{
UINT8 HubDescBuffer[256];
@@ -590,11 +578,11 @@ UsbHubInit (
//
// Locate the interrupt endpoint for port change map
//
- HubIf->IsHub = FALSE;
- Setting = HubIf->IfSetting;
- HubDev = HubIf->Device;
- EpDesc = NULL;
- NumEndpoints = Setting->Desc.NumEndpoints;
+ HubIf->IsHub = FALSE;
+ Setting = HubIf->IfSetting;
+ HubDev = HubIf->Device;
+ EpDesc = NULL;
+ NumEndpoints = Setting->Desc.NumEndpoints;
for (Index = 0; Index < NumEndpoints; Index++) {
ASSERT ((Setting->Endpoints != NULL) && (Setting->Endpoints[Index] != NULL));
@@ -602,13 +590,14 @@ UsbHubInit (
EpDesc = Setting->Endpoints[Index];
if (USB_BIT_IS_SET (EpDesc->Desc.EndpointAddress, USB_ENDPOINT_DIR_IN) &&
- (USB_ENDPOINT_TYPE (&EpDesc->Desc) == USB_ENDPOINT_INTERRUPT)) {
+ (USB_ENDPOINT_TYPE (&EpDesc->Desc) == USB_ENDPOINT_INTERRUPT))
+ {
break;
}
}
if (Index == NumEndpoints) {
- DEBUG (( DEBUG_ERROR, "UsbHubInit: no interrupt endpoint found for hub %d\n", HubDev->Address));
+ DEBUG ((DEBUG_ERROR, "UsbHubInit: no interrupt endpoint found for hub %d\n", HubDev->Address));
return EFI_DEVICE_ERROR;
}
@@ -616,17 +605,17 @@ UsbHubInit (
// The length field of descriptor is UINT8 type, so the buffer
// with 256 bytes is enough to hold the descriptor data.
//
- HubDesc = (EFI_USB_HUB_DESCRIPTOR *) HubDescBuffer;
- Status = UsbHubReadDesc (HubDev, HubDesc);
+ HubDesc = (EFI_USB_HUB_DESCRIPTOR *)HubDescBuffer;
+ Status = UsbHubReadDesc (HubDev, HubDesc);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbHubInit: failed to read HUB descriptor %r\n", Status));
+ DEBUG ((DEBUG_ERROR, "UsbHubInit: failed to read HUB descriptor %r\n", Status));
return Status;
}
HubIf->NumOfPort = HubDesc->NumPorts;
- DEBUG (( DEBUG_INFO, "UsbHubInit: hub %d has %d ports\n", HubDev->Address,HubIf->NumOfPort));
+ DEBUG ((DEBUG_INFO, "UsbHubInit: hub %d has %d ports\n", HubDev->Address, HubIf->NumOfPort));
//
// OK, set IsHub to TRUE. Now usb bus can handle this device
@@ -652,7 +641,7 @@ UsbHubInit (
// for both gang/individual powered hubs.
//
for (Index = 0; Index < HubDesc->NumPorts; Index++) {
- UsbHubCtrlSetPortFeature (HubIf->Device, Index, (EFI_USB_PORT_FEATURE) USB_HUB_PORT_POWER);
+ UsbHubCtrlSetPortFeature (HubIf->Device, Index, (EFI_USB_PORT_FEATURE)USB_HUB_PORT_POWER);
}
//
@@ -661,6 +650,7 @@ UsbHubInit (
if (HubDesc->PwrOn2PwrGood > 0) {
gBS->Stall (HubDesc->PwrOn2PwrGood * USB_SET_PORT_POWER_STALL);
}
+
UsbHubAckHubStatus (HubIf->Device);
}
@@ -676,8 +666,12 @@ UsbHubInit (
);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbHubInit: failed to create signal for hub %d - %r\n",
- HubDev->Address, Status));
+ DEBUG ((
+ DEBUG_ERROR,
+ "UsbHubInit: failed to create signal for hub %d - %r\n",
+ HubDev->Address,
+ Status
+ ));
return Status;
}
@@ -701,8 +695,12 @@ UsbHubInit (
);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbHubInit: failed to queue interrupt transfer for hub %d - %r\n",
- HubDev->Address, Status));
+ DEBUG ((
+ DEBUG_ERROR,
+ "UsbHubInit: failed to queue interrupt transfer for hub %d - %r\n",
+ HubDev->Address,
+ Status
+ ));
gBS->CloseEvent (HubIf->HubNotify);
HubIf->HubNotify = NULL;
@@ -710,12 +708,10 @@ UsbHubInit (
return Status;
}
- DEBUG (( DEBUG_INFO, "UsbHubInit: hub %d initialized\n", HubDev->Address));
+ DEBUG ((DEBUG_INFO, "UsbHubInit: hub %d initialized\n", HubDev->Address));
return Status;
}
-
-
/**
Get the port status. This function is required to
ACK the port change bits although it will return
@@ -732,20 +728,18 @@ UsbHubInit (
**/
EFI_STATUS
UsbHubGetPortStatus (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- OUT EFI_USB_PORT_STATUS *PortState
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ OUT EFI_USB_PORT_STATUS *PortState
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- Status = UsbHubCtrlGetPortStatus (HubIf->Device, Port, PortState);
+ Status = UsbHubCtrlGetPortStatus (HubIf->Device, Port, PortState);
return Status;
}
-
-
/**
Clear the port change status.
@@ -755,8 +749,8 @@ UsbHubGetPortStatus (
**/
VOID
UsbHubClearPortChange (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port
)
{
EFI_USB_PORT_STATUS PortState;
@@ -780,13 +774,11 @@ UsbHubClearPortChange (
Map = &mHubFeatureMap[Index];
if (USB_BIT_IS_SET (PortState.PortChangeStatus, Map->ChangedBit)) {
- UsbHubCtrlClearPortFeature (HubIf->Device, Port, (UINT16) Map->Feature);
+ UsbHubCtrlClearPortFeature (HubIf->Device, Port, (UINT16)Map->Feature);
}
}
}
-
-
/**
Function to set the port feature for non-root hub.
@@ -800,19 +792,18 @@ UsbHubClearPortChange (
**/
EFI_STATUS
UsbHubSetPortFeature (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- IN EFI_USB_PORT_FEATURE Feature
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ IN EFI_USB_PORT_FEATURE Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- Status = UsbHubCtrlSetPortFeature (HubIf->Device, Port, (UINT8) Feature);
+ Status = UsbHubCtrlSetPortFeature (HubIf->Device, Port, (UINT8)Feature);
return Status;
}
-
/**
Interface function to clear the port feature for non-root hub.
@@ -826,19 +817,18 @@ UsbHubSetPortFeature (
**/
EFI_STATUS
UsbHubClearPortFeature (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- IN EFI_USB_PORT_FEATURE Feature
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ IN EFI_USB_PORT_FEATURE Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- Status = UsbHubCtrlClearPortFeature (HubIf->Device, Port, (UINT8) Feature);
+ Status = UsbHubCtrlClearPortFeature (HubIf->Device, Port, (UINT8)Feature);
return Status;
}
-
/**
Interface function to reset the port.
@@ -852,15 +842,15 @@ UsbHubClearPortFeature (
**/
EFI_STATUS
UsbHubResetPort (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port
)
{
- EFI_USB_PORT_STATUS PortState;
- UINTN Index;
- EFI_STATUS Status;
+ EFI_USB_PORT_STATUS PortState;
+ UINTN Index;
+ EFI_STATUS Status;
- Status = UsbHubSetPortFeature (HubIf, Port, (EFI_USB_PORT_FEATURE) USB_HUB_PORT_RESET);
+ Status = UsbHubSetPortFeature (HubIf, Port, (EFI_USB_PORT_FEATURE)USB_HUB_PORT_RESET);
if (EFI_ERROR (Status)) {
return Status;
@@ -885,7 +875,8 @@ UsbHubResetPort (
}
if (!EFI_ERROR (Status) &&
- USB_BIT_IS_SET (PortState.PortChangeStatus, USB_PORT_STAT_C_RESET)) {
+ USB_BIT_IS_SET (PortState.PortChangeStatus, USB_PORT_STAT_C_RESET))
+ {
gBS->Stall (USB_SET_PORT_RECOVERY_STALL);
return EFI_SUCCESS;
}
@@ -896,7 +887,6 @@ UsbHubResetPort (
return EFI_TIMEOUT;
}
-
/**
Release the hub's control of the interface.
@@ -907,11 +897,11 @@ UsbHubResetPort (
**/
EFI_STATUS
UsbHubRelease (
- IN USB_INTERFACE *HubIf
+ IN USB_INTERFACE *HubIf
)
{
- EFI_USB_IO_PROTOCOL *UsbIo;
- EFI_STATUS Status;
+ EFI_USB_IO_PROTOCOL *UsbIo;
+ EFI_STATUS Status;
UsbIo = &HubIf->UsbIo;
Status = UsbIo->UsbAsyncInterruptTransfer (
@@ -930,17 +920,15 @@ UsbHubRelease (
gBS->CloseEvent (HubIf->HubNotify);
- HubIf->IsHub = FALSE;
- HubIf->HubApi = NULL;
- HubIf->HubEp = NULL;
- HubIf->HubNotify = NULL;
+ HubIf->IsHub = FALSE;
+ HubIf->HubApi = NULL;
+ HubIf->HubEp = NULL;
+ HubIf->HubNotify = NULL;
- DEBUG (( DEBUG_INFO, "UsbHubRelease: hub device %d released\n", HubIf->Device->Address));
+ DEBUG ((DEBUG_INFO, "UsbHubRelease: hub device %d released\n", HubIf->Device->Address));
return EFI_SUCCESS;
}
-
-
/**
Initialize the interface for root hub.
@@ -952,13 +940,13 @@ UsbHubRelease (
**/
EFI_STATUS
UsbRootHubInit (
- IN USB_INTERFACE *HubIf
+ IN USB_INTERFACE *HubIf
)
{
- EFI_STATUS Status;
- UINT8 MaxSpeed;
- UINT8 NumOfPort;
- UINT8 Support64;
+ EFI_STATUS Status;
+ UINT8 MaxSpeed;
+ UINT8 NumOfPort;
+ UINT8 Support64;
Status = UsbHcGetCapability (HubIf->Device->Bus, &MaxSpeed, &NumOfPort, &Support64);
@@ -966,15 +954,20 @@ UsbRootHubInit (
return Status;
}
- DEBUG (( DEBUG_INFO, "UsbRootHubInit: root hub %p - max speed %d, %d ports\n",
- HubIf, MaxSpeed, NumOfPort));
-
- HubIf->IsHub = TRUE;
- HubIf->HubApi = &mUsbRootHubApi;
- HubIf->HubEp = NULL;
- HubIf->MaxSpeed = MaxSpeed;
- HubIf->NumOfPort = NumOfPort;
- HubIf->HubNotify = NULL;
+ DEBUG ((
+ DEBUG_INFO,
+ "UsbRootHubInit: root hub %p - max speed %d, %d ports\n",
+ HubIf,
+ MaxSpeed,
+ NumOfPort
+ ));
+
+ HubIf->IsHub = TRUE;
+ HubIf->HubApi = &mUsbRootHubApi;
+ HubIf->HubEp = NULL;
+ HubIf->MaxSpeed = MaxSpeed;
+ HubIf->NumOfPort = NumOfPort;
+ HubIf->HubNotify = NULL;
//
// Create a timer to poll root hub ports periodically
@@ -1010,7 +1003,6 @@ UsbRootHubInit (
return Status;
}
-
/**
Get the port status. This function is required to
ACK the port change bits although it will return
@@ -1027,21 +1019,20 @@ UsbRootHubInit (
**/
EFI_STATUS
UsbRootHubGetPortStatus (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- OUT EFI_USB_PORT_STATUS *PortState
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ OUT EFI_USB_PORT_STATUS *PortState
)
{
- USB_BUS *Bus;
- EFI_STATUS Status;
+ USB_BUS *Bus;
+ EFI_STATUS Status;
- Bus = HubIf->Device->Bus;
- Status = UsbHcGetRootHubPortStatus (Bus, Port, PortState);
+ Bus = HubIf->Device->Bus;
+ Status = UsbHcGetRootHubPortStatus (Bus, Port, PortState);
return Status;
}
-
/**
Clear the port change status.
@@ -1051,8 +1042,8 @@ UsbRootHubGetPortStatus (
**/
VOID
UsbRootHubClearPortChange (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port
)
{
EFI_USB_PORT_STATUS PortState;
@@ -1076,12 +1067,11 @@ UsbRootHubClearPortChange (
Map = &mRootHubFeatureMap[Index];
if (USB_BIT_IS_SET (PortState.PortChangeStatus, Map->ChangedBit)) {
- UsbHcClearRootHubPortFeature (HubIf->Device->Bus, Port, (EFI_USB_PORT_FEATURE) Map->Feature);
+ UsbHcClearRootHubPortFeature (HubIf->Device->Bus, Port, (EFI_USB_PORT_FEATURE)Map->Feature);
}
}
}
-
/**
Set the root hub port feature.
@@ -1095,19 +1085,18 @@ UsbRootHubClearPortChange (
**/
EFI_STATUS
UsbRootHubSetPortFeature (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- IN EFI_USB_PORT_FEATURE Feature
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ IN EFI_USB_PORT_FEATURE Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- Status = UsbHcSetRootHubPortFeature (HubIf->Device->Bus, Port, Feature);
+ Status = UsbHcSetRootHubPortFeature (HubIf->Device->Bus, Port, Feature);
return Status;
}
-
/**
Clear the root hub port feature.
@@ -1121,19 +1110,18 @@ UsbRootHubSetPortFeature (
**/
EFI_STATUS
UsbRootHubClearPortFeature (
- IN USB_INTERFACE *HubIf,
- IN UINT8 Port,
- IN EFI_USB_PORT_FEATURE Feature
+ IN USB_INTERFACE *HubIf,
+ IN UINT8 Port,
+ IN EFI_USB_PORT_FEATURE Feature
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- Status = UsbHcClearRootHubPortFeature (HubIf->Device->Bus, Port, Feature);
+ Status = UsbHcClearRootHubPortFeature (HubIf->Device->Bus, Port, Feature);
return Status;
}
-
/**
Interface function to reset the root hub port.
@@ -1149,26 +1137,26 @@ UsbRootHubClearPortFeature (
**/
EFI_STATUS
UsbRootHubResetPort (
- IN USB_INTERFACE *RootIf,
- IN UINT8 Port
+ IN USB_INTERFACE *RootIf,
+ IN UINT8 Port
)
{
- USB_BUS *Bus;
- EFI_STATUS Status;
- EFI_USB_PORT_STATUS PortState;
- UINTN Index;
+ USB_BUS *Bus;
+ EFI_STATUS Status;
+ EFI_USB_PORT_STATUS PortState;
+ UINTN Index;
//
// Notice: although EHCI requires that ENABLED bit be cleared
// when reset the port, we don't need to care that here. It
// should be handled in the EHCI driver.
//
- Bus = RootIf->Device->Bus;
+ Bus = RootIf->Device->Bus;
- Status = UsbHcSetRootHubPortFeature (Bus, Port, EfiUsbPortReset);
+ Status = UsbHcSetRootHubPortFeature (Bus, Port, EfiUsbPortReset);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbRootHubResetPort: failed to start reset on port %d\n", Port));
+ DEBUG ((DEBUG_ERROR, "UsbRootHubResetPort: failed to start reset on port %d\n", Port));
return Status;
}
@@ -1181,7 +1169,7 @@ UsbRootHubResetPort (
Status = UsbHcClearRootHubPortFeature (Bus, Port, EfiUsbPortReset);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbRootHubResetPort: failed to clear reset on port %d\n", Port));
+ DEBUG ((DEBUG_ERROR, "UsbRootHubResetPort: failed to clear reset on port %d\n", Port));
return Status;
}
@@ -1220,17 +1208,15 @@ UsbRootHubResetPort (
// automatically enable the port, we need to enable it manually.
//
if (RootIf->MaxSpeed == EFI_USB_SPEED_HIGH) {
- DEBUG (( DEBUG_ERROR, "UsbRootHubResetPort: release low/full speed device (%d) to UHCI\n", Port));
+ DEBUG ((DEBUG_ERROR, "UsbRootHubResetPort: release low/full speed device (%d) to UHCI\n", Port));
UsbRootHubSetPortFeature (RootIf, Port, EfiUsbPortOwner);
return EFI_NOT_FOUND;
-
} else {
-
Status = UsbRootHubSetPortFeature (RootIf, Port, EfiUsbPortEnable);
if (EFI_ERROR (Status)) {
- DEBUG (( DEBUG_ERROR, "UsbRootHubResetPort: failed to enable port %d for UHCI\n", Port));
+ DEBUG ((DEBUG_ERROR, "UsbRootHubResetPort: failed to enable port %d for UHCI\n", Port));
return Status;
}
@@ -1241,7 +1227,6 @@ UsbRootHubResetPort (
return EFI_SUCCESS;
}
-
/**
Release the root hub's control of the interface.
@@ -1253,10 +1238,10 @@ UsbRootHubResetPort (
**/
EFI_STATUS
UsbRootHubRelease (
- IN USB_INTERFACE *HubIf
+ IN USB_INTERFACE *HubIf
)
{
- DEBUG (( DEBUG_INFO, "UsbRootHubRelease: root hub released for hub %p\n", HubIf));
+ DEBUG ((DEBUG_INFO, "UsbRootHubRelease: root hub released for hub %p\n", HubIf));
gBS->SetTimer (HubIf->HubNotify, TimerCancel, USB_ROOTHUB_POLL_INTERVAL);
gBS->CloseEvent (HubIf->HubNotify);
@@ -1264,7 +1249,7 @@ UsbRootHubRelease (
return EFI_SUCCESS;
}
-USB_HUB_API mUsbHubApi = {
+USB_HUB_API mUsbHubApi = {
UsbHubInit,
UsbHubGetPortStatus,
UsbHubClearPortChange,
@@ -1274,7 +1259,7 @@ USB_HUB_API mUsbHubApi = {
UsbHubRelease
};
-USB_HUB_API mUsbRootHubApi = {
+USB_HUB_API mUsbRootHubApi = {
UsbRootHubInit,
UsbRootHubGetPortStatus,
UsbRootHubClearPortChange,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 13:07:32 +0000