The functions that are never called have been removed.
They are PeiUsbSetConfiguration,PeiUsbSetDeviceAddress,
IsPortConnect,IsPortConnectChange,IsPortLowSpeedDeviceAttached
and PeiUsbGetDescriptor.
https://bugzilla.tianocore.org/show_bug.cgi?id=1062
Cc: Star Zeng <star.z...@intel.com>
Cc: Eric Dong <eric.d...@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zh...@intel.com>
---
MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c | 190 ---------------------
MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h | 98 -----------
2 files changed, 288 deletions(-)
diff --git a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
index 4f20c71144..cd765c40c5 100644
--- a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
+++ b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
@@ -17,92 +17,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER
EXPRESS OR IMPLIED.
#include "UsbPeim.h"
#include "PeiUsbLib.h"
-/**
- Get a given usb descriptor.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
- @param Value Request Value.
- @param Index Request Index.
- @param DescriptorLength Request descriptor Length.
- @param Descriptor Request descriptor.
-
-
- @retval EFI_SUCCESS Usb descriptor is obtained successfully.
- @retval EFI_DEVICE_ERROR Cannot get the usb descriptor due to a hardware
error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbGetDescriptor (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi,
- IN UINT16 Value,
- IN UINT16 Index,
- IN UINT16 DescriptorLength,
- OUT VOID *Descriptor
- )
-{
- EFI_USB_DEVICE_REQUEST DevReq;
-
- ASSERT (UsbIoPpi != NULL);
-
- DevReq.RequestType = USB_DEV_GET_DESCRIPTOR_REQ_TYPE;
- DevReq.Request = USB_DEV_GET_DESCRIPTOR;
- DevReq.Value = Value;
- DevReq.Index = Index;
- DevReq.Length = DescriptorLength;
-
- return UsbIoPpi->UsbControlTransfer (
- PeiServices,
- UsbIoPpi,
- &DevReq,
- EfiUsbDataIn,
- PcdGet32 (PcdUsbTransferTimeoutValue),
- Descriptor,
- DescriptorLength
- );
-}
-
-/**
- Set a usb device with a specified address.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
- @param AddressValue The address to assign.
-
- @retval EFI_SUCCESS Usb device address is set successfully.
- @retval EFI_DEVICE_ERROR Cannot set the usb address due to a hardware
error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbSetDeviceAddress (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi,
- IN UINT16 AddressValue
- )
-{
- EFI_USB_DEVICE_REQUEST DevReq;
-
- ASSERT (UsbIoPpi != NULL);
-
- DevReq.RequestType = USB_DEV_SET_ADDRESS_REQ_TYPE;
- DevReq.Request = USB_DEV_SET_ADDRESS;
- DevReq.Value = AddressValue;
- DevReq.Index = 0;
- DevReq.Length = 0;
-
- return UsbIoPpi->UsbControlTransfer (
- PeiServices,
- UsbIoPpi,
- &DevReq,
- EfiUsbNoData,
- PcdGet32 (PcdUsbTransferTimeoutValue),
- NULL,
- 0
- );
-}
/**
Clear a given usb feature.
@@ -161,40 +75,6 @@ PeiUsbClearDeviceFeature (
);
}
-/**
- Configure a usb device to Configuration 1.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
-
- @retval EFI_SUCCESS Usb device is set to use Configuration 1
successfully.
- @retval EFI_DEVICE_ERROR Cannot set the usb device due to a hardware error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbSetConfiguration (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi
- )
-{
- EFI_USB_DEVICE_REQUEST DevReq;
- ZeroMem (&DevReq, sizeof (EFI_USB_DEVICE_REQUEST));
-
- DevReq.RequestType = USB_DEV_SET_CONFIGURATION_REQ_TYPE;
- DevReq.Request = USB_DEV_SET_CONFIGURATION;
- DevReq.Value = 1;
-
- return UsbIoPpi->UsbControlTransfer (
- PeiServices,
- UsbIoPpi,
- &DevReq,
- EfiUsbNoData,
- PcdGet32 (PcdUsbTransferTimeoutValue),
- NULL,
- 0
- );
-}
/**
Clear Endpoint Halt.
@@ -258,74 +138,4 @@ PeiUsbClearEndpointHalt (
return Status;
}
-/**
- Judge if the port is connected with a usb device or not.
-
- @param PortStatus The usb port status gotten.
- @retval TRUE A usb device is connected with the port.
- @retval FALSE No usb device is connected with the port.
-
-**/
-BOOLEAN
-IsPortConnect (
- IN UINT16 PortStatus
- )
-{
- //
- // return the bit 0 value of PortStatus
- //
- if ((PortStatus & USB_PORT_STAT_CONNECTION) != 0) {
- return TRUE;
- } else {
- return FALSE;
- }
-}
-
-/**
- Judge if the port is connected with a low-speed usb device or not.
-
- @param PortStatus The usb port status gotten.
-
- @retval TRUE A low-speed usb device is connected with the port.
- @retval FALSE No low-speed usb device is connected with the port.
-
-**/
-BOOLEAN
-IsPortLowSpeedDeviceAttached (
- IN UINT16 PortStatus
- )
-{
- //
- // return the bit 9 value of PortStatus
- //
- if ((PortStatus & USB_PORT_STAT_LOW_SPEED) != 0) {
- return TRUE;
- } else {
- return FALSE;
- }
-}
-
-/**
- Judge if the port is in "connection change" status or not.
-
- @param PortChangeStatus The usb port change status gotten.
-
- @retval TRUE The port is in "connection change" status.
- @retval FALSE The port is NOT in "connection change" status.
-
-**/
-BOOLEAN
-IsPortConnectChange (
- IN UINT16 PortChangeStatus
- )
-{
- //
- // return the bit 0 value of PortChangeStatus
- //
- if ((PortChangeStatus & USB_PORT_STAT_C_CONNECTION) != 0) {
- return TRUE;
- } else {
- return FALSE;
- }
-}
diff --git a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
index 6d39b764eb..a160146cae 100644
--- a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
+++ b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
@@ -100,50 +100,6 @@ typedef enum {
EfiUsbEndpoint
} EFI_USB_RECIPIENT;
-/**
- Get a given usb descriptor.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
- @param Value Request Value.
- @param Index Request Index.
- @param DescriptorLength Request descriptor Length.
- @param Descriptor Request descriptor.
-
-
- @retval EFI_SUCCESS Usb descriptor is obtained successfully.
- @retval EFI_DEVICE_ERROR Cannot get the usb descriptor due to a hardware
error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbGetDescriptor (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi,
- IN UINT16 Value,
- IN UINT16 Index,
- IN UINT16 DescriptorLength,
- OUT VOID *Descriptor
- );
-
-/**
- Set a usb device with a specified address.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
- @param AddressValue The address to assign.
-
- @retval EFI_SUCCESS Usb device address is set successfully.
- @retval EFI_DEVICE_ERROR Cannot set the usb address due to a hardware
error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbSetDeviceAddress (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi,
- IN UINT16 AddressValue
- );
/**
Clear a given usb feature.
@@ -168,22 +124,6 @@ PeiUsbClearDeviceFeature (
IN UINT16 Target
);
-/**
- Configure a usb device to Configuration 1.
-
- @param PeiServices General-purpose services that are available to
every PEIM.
- @param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
-
- @retval EFI_SUCCESS Usb device is set to use Configuration 1
successfully.
- @retval EFI_DEVICE_ERROR Cannot set the usb device due to a hardware error.
- @retval Others Other failure occurs.
-
-**/
-EFI_STATUS
-PeiUsbSetConfiguration (
- IN EFI_PEI_SERVICES **PeiServices,
- IN PEI_USB_IO_PPI *UsbIoPpi
- );
/**
Clear Endpoint Halt.
@@ -204,45 +144,7 @@ PeiUsbClearEndpointHalt (
IN UINT8 EndpointAddress
);
-/**
- Judge if the port is connected with a usb device or not.
-
- @param PortStatus The usb port status gotten.
-
- @retval TRUE A usb device is connected with the port.
- @retval FALSE No usb device is connected with the port.
-
-**/
-BOOLEAN
-IsPortConnect (
- IN UINT16 PortStatus
- );
-
-/**
- Judge if the port is connected with a low-speed usb device or not.
-
- @param PortStatus The usb port status gotten.
- @retval TRUE A low-speed usb device is connected with the port.
- @retval FALSE No low-speed usb device is connected with the port.
-**/
-BOOLEAN
-IsPortLowSpeedDeviceAttached (
- IN UINT16 PortStatus
- );
-/**
- Judge if the port is in "connection change" status or not.
-
- @param PortChangeStatus The usb port change status gotten.
-
- @retval TRUE The port is in "connection change" status.
- @retval FALSE The port is NOT in "connection change" status.
-
-**/
-BOOLEAN
-IsPortConnectChange (
- IN UINT16 PortChangeStatus
- );
#endif
--
2.18.0.windows.1
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