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Diffstat (limited to 'Core/EM/Ahci/AhciComponentName.c')
| -rw-r--r-- | Core/EM/Ahci/AhciComponentName.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/Core/EM/Ahci/AhciComponentName.c b/Core/EM/Ahci/AhciComponentName.c new file mode 100644 index 0000000..1d68ea5 --- /dev/null +++ b/Core/EM/Ahci/AhciComponentName.c @@ -0,0 +1,314 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2011, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** + +//********************************************************************** +// $Header: /Alaska/SOURCE/Modules/AHCI/AhciComponentName.c 7 1/27/14 4:57a Rameshr $ +// +// $Revision: 7 $ +// +// $Date: 1/27/14 4:57a $ +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/AHCI/AhciComponentName.c $ +// +// 7 1/27/14 4:57a Rameshr +// [TAG] EIP148180 +// [Category] Improvement +// [Description] Change from EFI_MBR_WRITE_PROTECTION_PROTOCOL to +// AMI_BLOCKIO_WRITE_PROTECTION_PROTOCOL +// [Files] Ahcibus.c, Ahcibus.h, AhciComponentName.c, AhciController.c +// +// 6 2/10/11 10:35a Rameshr +// [TAG] EIP53704 +// [Category] Improvement +// [Description] AMI headers update for Alaska Ahci Driver +// [Files] AhciSrc.mak +// AhciBus.c +// AhciController.c +// AhciComponentName.c +// AhciBus.h +// AhciController.h +// +// 5 5/07/10 11:45a Krishnakumarg +// Coding standard update +// +// 4 3/26/10 5:37p Krishnakumarg +// UEFI2.1 compliance change EIP#34744. +// +// 3 4/28/09 3:57p Rameshr +// +// HDD password support in RAID mode +// EIP:20421 +// +// 2 5/28/08 9:39a Rameshraju +// +// 1 28/02/08 6:03p Anandakrishnanl +// AHCI Bus Driver initial check-in. +// +// +// +//********************************************************************** + +#include "AhciBus.h" + +extern EFI_GUID gSecurityModeProtocolGuid; +static EFI_GUID gEfiBlockIoProtocolGuid = EFI_BLOCK_IO_PROTOCOL_GUID; +extern EFI_DRIVER_BINDING_PROTOCOL gAhciBusDriverBinding; + +#ifndef EFI_COMPONENT_NAME2_PROTOCOL_GUID //old Core +#define LANGUAGE_CODE_ENGLISH "eng" +#define EFI_COMPONENT_NAME2_PROTOCOL EFI_COMPONENT_NAME_PROTOCOL +#endif + +EFI_STATUS AhciBusCtlDriverName( + IN EFI_COMPONENT_NAME2_PROTOCOL *This, + IN CHAR8 *Language, + OUT CHAR16 **DriverName +); + +EFI_STATUS +AhciBusCtlGetControllerName( + IN EFI_COMPONENT_NAME2_PROTOCOL *This, + IN EFI_HANDLE ControllerHandle, + IN EFI_HANDLE ChildHandle OPTIONAL, + IN CHAR8 *Language, + OUT CHAR16 **ControllerName +); + + +CHAR16 *gAhciBusDriverName = L"AMI AHCI BUS Driver"; +CHAR16 *gAhciBusControllerName = L"AHCI Mass Storage Controller"; + +//================================================================================== +EFI_COMPONENT_NAME2_PROTOCOL gAhciBusControllerDriverName = { + AhciBusCtlDriverName, + AhciBusCtlGetControllerName, + LANGUAGE_CODE_ENGLISH +}; + +static BOOLEAN LanguageCodesEqual( + CONST CHAR8* LangCode1, CONST CHAR8* LangCode2 +){ + return LangCode1[0]==LangCode2[0] + && LangCode1[1]==LangCode2[1] + && LangCode1[2]==LangCode2[2]; +} + +//<AMI_PHDR_START> +//--------------------------------------------------------------------------- +// +// FUNCTION: AhciBusCtlDriverName +// +// DESCRIPTION: Retrieves a Unicode string that is the user readable name of +// the EFI Driver. +// +// +// PARAMETERS: +// This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance. +// Language - A pointer to a three character ISO 639-2 language identifier. +// This is the language of the driver name that 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. +// DriverName - 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. +// +// RETURN: +// EFI_SUCCES - The Unicode string for the Driver specified by This +// and the language specified by Language was returned +// in DriverName. +// EFI_INVALID_PARAMETER - Language is NULL. +// EFI_INVALID_PARAMETER - DriverName is NULL. +// EFI_UNSUPPORTED - The driver specified by This does not support the +// language specified by Language. +// +//--------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS +AhciBusCtlDriverName( + IN EFI_COMPONENT_NAME2_PROTOCOL *This, + IN CHAR8 *Language, + OUT CHAR16 **DriverName +) +{ + // + //Supports only English + // + if(!Language || !DriverName) return EFI_INVALID_PARAMETER; + if (!LanguageCodesEqual( Language, LANGUAGE_CODE_ENGLISH)) return EFI_UNSUPPORTED; + *DriverName = gAhciBusDriverName; + return EFI_SUCCESS; +} + + + +//--------------------------------------------------------------------------- +//<AMI_PHDR_START> +// +// FUNCTION: AhciBusCtlGetControllerName +// +// DESCRIPTION: Retrieves a Unicode string that is the user readable name of +// the controller that is being managed by an EFI Driver. +// +// PARAMETERS: +// This - A pointer to the EFI_COMPONENT_NAME_PROTOCOL instance. +// ControllerHandle - The handle of a controller that the driver specified by +// This is managing. This handle specifies the controller +// whose name is to be returned. +// ChildHandle - 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. +// Language - A pointer to a three character ISO 639-2 language +// identifier. This is the language of the controller name +// that 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. +// ControllerName - 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. +// +// RETURNS: +// 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. +// EFI_INVALID_PARAMETER - ControllerHandle is not a valid EFI_HANDLE. +// EFI_INVALID_PARAMETER - ChildHandle is not NULL and it is not a valid +// EFI_HANDLE. +// EFI_INVALID_PARAMETER - Language is NULL. +// EFI_INVALID_PARAMETER - ControllerName is NULL. +// EFI_UNSUPPORTED - The driver specified by This is not currently +// managing the controller specified by +// ControllerHandle and ChildHandle. +// EFI_UNSUPPORTED - The driver specified by This does not support the +// language specified by Language. +// +//<AMI_PHDR_END> +//--------------------------------------------------------------------------- + + +EFI_STATUS +AhciBusCtlGetControllerName( + IN EFI_COMPONENT_NAME2_PROTOCOL *This, + IN EFI_HANDLE Controller, + IN EFI_HANDLE ChildHandle OPTIONAL, + IN CHAR8 *Language, + OUT CHAR16 **ControllerName +) +{ + + EFI_STATUS Status; + SATA_DEVICE_INTERFACE *SataDevInterface; + EFI_BLOCK_IO_PROTOCOL *BlkIo; + SECURITY_PROTOCOL *AhciSecurityInterface; + UINTN j, InfoCount; + EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *pInfo; + + Status = pBS->OpenProtocol( Controller, + &gEfiIdeControllerInitProtocolGuid, + NULL, + gAhciBusDriverBinding.DriverBindingHandle, + Controller, + EFI_OPEN_PROTOCOL_TEST_PROTOCOL); + + if (Status != EFI_SUCCESS && Status != EFI_ALREADY_STARTED) { + return EFI_UNSUPPORTED; + } + + // + //Supports only "eng" + // + if(!Language || !ControllerName) return EFI_INVALID_PARAMETER; + if (!LanguageCodesEqual( Language, LANGUAGE_CODE_ENGLISH)) return EFI_UNSUPPORTED; + + if (ChildHandle == NULL) { + *ControllerName = gAhciBusControllerName; + return EFI_SUCCESS; + } + else { + Status = pBS->OpenProtocolInformation( + Controller, + &gEfiIdeControllerInitProtocolGuid, + &pInfo,&InfoCount + ); + if (EFI_ERROR(Status)) return EFI_UNSUPPORTED; + for(j=0; j<InfoCount; j++) { + if (pInfo[j].Attributes!=EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER) continue; + if (pInfo[j].ControllerHandle==ChildHandle) break; + } + if (InfoCount) pBS->FreePool(pInfo); + if (j >= InfoCount) return EFI_UNSUPPORTED; + + // + // Open the BLOCK_IO protocol installed on the child device. + // + Status = pBS->OpenProtocol ( ChildHandle, + &gEfiBlockIoProtocolGuid, + (VOID **)&BlkIo, + gAhciBusDriverBinding.DriverBindingHandle, + Controller, + EFI_OPEN_PROTOCOL_GET_PROTOCOL); + + + if (EFI_ERROR(Status)) { + // + // If BLKIO protocol is not installed, maybe Securitymode + // protocol is installed. + // + Status = pBS->OpenProtocol ( ChildHandle, + &gSecurityModeProtocolGuid, + (VOID **)&AhciSecurityInterface, + gAhciBusDriverBinding.DriverBindingHandle, + Controller, + EFI_OPEN_PROTOCOL_GET_PROTOCOL); + + // + // Return Error. + // + if (EFI_ERROR(Status)) { + return EFI_UNSUPPORTED; + } + SataDevInterface = AhciSecurityInterface->BusInterface; + }else { + SataDevInterface = ((SATA_BLOCK_IO *)BlkIo)->SataDevInterface; + } + if (SataDevInterface->IdeDeviceHandle != ChildHandle) return EFI_UNSUPPORTED; + + *ControllerName = SataDevInterface->UDeviceName->UnicodeString; + return EFI_SUCCESS; + } + +} + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2011, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |