diff options
Diffstat (limited to 'SamsungPlatformPkg/ExynosPkg/Exynos5250/Drivers/OhciDxe/ComponentName.c')
-rw-r--r-- | SamsungPlatformPkg/ExynosPkg/Exynos5250/Drivers/OhciDxe/ComponentName.c | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/SamsungPlatformPkg/ExynosPkg/Exynos5250/Drivers/OhciDxe/ComponentName.c b/SamsungPlatformPkg/ExynosPkg/Exynos5250/Drivers/OhciDxe/ComponentName.c new file mode 100644 index 000000000..836d0b583 --- /dev/null +++ b/SamsungPlatformPkg/ExynosPkg/Exynos5250/Drivers/OhciDxe/ComponentName.c @@ -0,0 +1,231 @@ +/** @file + UEFI Component Name(2) protocol implementation for OHCI driver. + +Copyright (c) 2004 - 2007, 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. + +**/ + +#include "Ohci.h" + + +// +// EFI Component Name Protocol +// + +GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gOhciComponentName = { + OhciComponentNameGetDriverName, + OhciComponentNameGetControllerName, + "eng" +}; + +// +// EFI Component Name 2 Protocol +// +GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gOhciComponentName2 = { + (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) OhciComponentNameGetDriverName, + (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) OhciComponentNameGetControllerName, + "en" +}; + + +GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mOhciDriverNameTable[] = { + { "eng;en", L"Usb Ohci Driver" }, + { NULL, NULL } +}; + + +// +// EFI Component Name Functions +// + +/** + Retrieves a Unicode string that is the user readable name of the driver. + + This function retrieves the user readable name of a driver in the form of a + Unicode string. If the driver specified by This has a user readable name in + the language specified by Language, then a pointer to the driver name is + returned in DriverName, and EFI_SUCCESS is returned. If the driver specified + by This does not support the language specified by Language, + then EFI_UNSUPPORTED is returned. + + @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param Language[in] A pointer to a Null-terminated ASCII string + array indicating the language. This is the + language of the driver name that the caller is + requesting, and it must match one of the + languages specified in SupportedLanguages. The + number of languages supported by a driver is up + to the driver writer. Language is specified + in RFC 4646 or ISO 639-2 language code format. + + @param DriverName[out] A pointer to the Unicode string to return. + This Unicode string is the name of the + driver specified by This in the language + specified by Language. + + @retval EFI_SUCCESS The Unicode string for the Driver specified by + This and the language specified by Language was + returned in DriverName. + + @retval EFI_INVALID_PARAMETER Language is NULL. + + @retval EFI_INVALID_PARAMETER DriverName is NULL. + + @retval EFI_UNSUPPORTED The driver specified by This does not support + the language specified by Language. + +**/ +EFI_STATUS +EFIAPI +OhciComponentNameGetDriverName ( + IN EFI_COMPONENT_NAME_PROTOCOL *This, + IN CHAR8 *Language, + OUT CHAR16 **DriverName + ) +{ + return LookupUnicodeString2 ( + Language, + This->SupportedLanguages, + mOhciDriverNameTable, + DriverName, + (BOOLEAN)(This == &gOhciComponentName) + ); +} + +/** + Retrieves a Unicode string that is the user readable name of the controller + that is being managed by a driver. + + This function retrieves the user readable name of the controller specified by + ControllerHandle and ChildHandle in the form of a Unicode string. If the + driver specified by This has a user readable name in the language specified by + Language, then a pointer to the controller name is returned in ControllerName, + and EFI_SUCCESS is returned. If the driver specified by This is not currently + managing the controller specified by ControllerHandle and ChildHandle, + then EFI_UNSUPPORTED is returned. If the driver specified by This does not + support the language specified by Language, then EFI_UNSUPPORTED is returned. + + @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or + EFI_COMPONENT_NAME_PROTOCOL instance. + + @param ControllerHandle[in] The handle of a controller that the driver + specified by This is managing. This handle + specifies the controller whose name is to be + returned. + + @param ChildHandle[in] The handle of the child controller to retrieve + the name of. This is an optional parameter that + may be NULL. It will be NULL for device + drivers. It will also be NULL for a bus drivers + that wish to retrieve the name of the bus + controller. It will not be NULL for a bus + driver that wishes to retrieve the name of a + child controller. + + @param Language[in] A pointer to a Null-terminated ASCII string + array indicating the language. This is the + language of the driver name that the caller is + requesting, and it must match one of the + languages specified in SupportedLanguages. The + number of languages supported by a driver is up + to the driver writer. Language is specified in + RFC 4646 or ISO 639-2 language code format. + + @param ControllerName[out] A pointer to the Unicode string to return. + This Unicode string is the name of the + controller specified by ControllerHandle and + ChildHandle in the language specified by + Language from the point of view of the driver + specified by This. + + @retval EFI_SUCCESS The Unicode string for the user readable name in + the language specified by Language for the + driver specified by This was returned in + DriverName. + + @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE. + + @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid + EFI_HANDLE. + + @retval EFI_INVALID_PARAMETER Language is NULL. + + @retval EFI_INVALID_PARAMETER ControllerName is NULL. + + @retval EFI_UNSUPPORTED The driver specified by This is not currently + managing the controller specified by + ControllerHandle and ChildHandle. + + @retval EFI_UNSUPPORTED The driver specified by This does not support + the language specified by Language. + +**/ +EFI_STATUS +EFIAPI +OhciComponentNameGetControllerName ( + IN EFI_COMPONENT_NAME_PROTOCOL *This, + IN EFI_HANDLE ControllerHandle, + IN EFI_HANDLE ChildHandle OPTIONAL, + IN CHAR8 *Language, + OUT CHAR16 **ControllerName + ) +{ + EFI_STATUS Status; + USB_HC_DEV *OhciDev; + EFI_USB2_HC_PROTOCOL *Usb2Hc; + + // + // This is a device driver, so ChildHandle must be NULL. + // + if (ChildHandle != NULL) { + return EFI_UNSUPPORTED; + } + + // + // Make sure this driver is currently managing ControllerHandle + // + Status = EfiTestManagedDevice ( + ControllerHandle, + gOhciDriverBinding.DriverBindingHandle, + &gEfiPciIoProtocolGuid + ); + if (EFI_ERROR (Status)) { + return Status; + } + + // + // Get the device context + // + Status = gBS->OpenProtocol ( + ControllerHandle, + &gEfiUsb2HcProtocolGuid, + (VOID **) &Usb2Hc, + gOhciDriverBinding.DriverBindingHandle, + ControllerHandle, + EFI_OPEN_PROTOCOL_GET_PROTOCOL + ); + + if (EFI_ERROR (Status)) { + return Status; + } + + OhciDev = OHC_FROM_USB2_HC_PROTO (Usb2Hc); + + return LookupUnicodeString2 ( + Language, + This->SupportedLanguages, + OhciDev->CtrlNameTable, + ControllerName, + (BOOLEAN)(This == &gOhciComponentName) + ); + +} |