--- /dev/null
+/*++\r
+Copyright (c) 2006, Intel Corporation \r
+All rights reserved. This program and the accompanying materials \r
+are licensed and made available under the terms and conditions of the BSD License \r
+which accompanies this distribution. The full text of the license may be found at \r
+http://opensource.org/licenses/bsd-license.php \r
+ \r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+\r
+Module Name:\r
+\r
+ ConsoleOption.c\r
+ \r
+Abstract:\r
+\r
+ handles console redirection from boot manager\r
+\r
+\r
+Revision History\r
+\r
+--*/\r
+\r
+#include "BootMaint.h"\r
+\r
+EFI_DEVICE_PATH_PROTOCOL *\r
+DevicePathInstanceDup (\r
+ IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r
+ );\r
+\r
+EFI_STATUS\r
+UpdateComAttributeFromVariable (\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
+ );\r
+\r
+EFI_STATUS\r
+ChangeTerminalDevicePath (\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
+ BOOLEAN ChangeTerminal\r
+ )\r
+{\r
+ EFI_DEVICE_PATH_PROTOCOL *Node;\r
+ EFI_DEVICE_PATH_PROTOCOL *Node1;\r
+ ACPI_HID_DEVICE_PATH *Acpi;\r
+ UART_DEVICE_PATH *Uart;\r
+ UART_DEVICE_PATH *Uart1;\r
+ UINTN Com;\r
+ UINT32 Match;\r
+ BM_TERMINAL_CONTEXT *NewTerminalContext;\r
+ BM_MENU_ENTRY *NewMenuEntry;\r
+\r
+ Match = EISA_PNP_ID (0x0501);\r
+ Node = DevicePath;\r
+ Node = NextDevicePathNode (Node);\r
+ Com = 0;\r
+ while (!IsDevicePathEnd (Node)) {\r
+ if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r
+ Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r
+ if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r
+ CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r
+ }\r
+ }\r
+\r
+ NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Com);\r
+ if (NULL == NewMenuEntry) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r
+ if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r
+ Uart = (UART_DEVICE_PATH *) Node;\r
+ CopyMem (\r
+ &Uart->BaudRate,\r
+ &NewTerminalContext->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->DataBits,\r
+ &NewTerminalContext->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->Parity,\r
+ &NewTerminalContext->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->StopBits,\r
+ &NewTerminalContext->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+ //\r
+ // Change the device path in the ComPort\r
+ //\r
+ if (ChangeTerminal) {\r
+ Node1 = NewTerminalContext->DevicePath;\r
+ Node1 = NextDevicePathNode (Node1);\r
+ while (!IsDevicePathEnd (Node1)) {\r
+ if ((DevicePathType (Node1) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node1) == MSG_UART_DP)) {\r
+ Uart1 = (UART_DEVICE_PATH *) Node1;\r
+ CopyMem (\r
+ &Uart1->BaudRate,\r
+ &NewTerminalContext->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart1->DataBits,\r
+ &NewTerminalContext->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart1->Parity,\r
+ &NewTerminalContext->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart1->StopBits,\r
+ &NewTerminalContext->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+ break;\r
+ }\r
+ //\r
+ // end if\r
+ //\r
+ Node1 = NextDevicePathNode (Node1);\r
+ }\r
+ //\r
+ // end while\r
+ //\r
+ break;\r
+ }\r
+ }\r
+\r
+ Node = NextDevicePathNode (Node);\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+\r
+}\r
+\r
+VOID\r
+ChangeVariableDevicePath (\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
+ )\r
+{\r
+ EFI_DEVICE_PATH_PROTOCOL *Node;\r
+ ACPI_HID_DEVICE_PATH *Acpi;\r
+ UART_DEVICE_PATH *Uart;\r
+ UINTN Com;\r
+ UINT32 Match;\r
+ BM_TERMINAL_CONTEXT *NewTerminalContext;\r
+ BM_MENU_ENTRY *NewMenuEntry;\r
+\r
+ Match = EISA_PNP_ID (0x0501);\r
+ Node = DevicePath;\r
+ Node = NextDevicePathNode (Node);\r
+ Com = 0;\r
+ while (!IsDevicePathEnd (Node)) {\r
+ if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r
+ Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r
+ if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r
+ CopyMem (&Com, &Acpi->UID, sizeof (UINT32));\r
+ }\r
+ }\r
+\r
+ if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r
+ NewMenuEntry = BOpt_GetMenuEntry (\r
+ &TerminalMenu,\r
+ Com\r
+ );\r
+ NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r
+ Uart = (UART_DEVICE_PATH *) Node;\r
+ CopyMem (\r
+ &Uart->BaudRate,\r
+ &NewTerminalContext->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->DataBits,\r
+ &NewTerminalContext->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->Parity,\r
+ &NewTerminalContext->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart->StopBits,\r
+ &NewTerminalContext->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+ }\r
+\r
+ Node = NextDevicePathNode (Node);\r
+ }\r
+\r
+ return ;\r
+}\r
+\r
+BOOLEAN\r
+IsTerminalDevicePath (\r
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
+ OUT TYPE_OF_TERMINAL *Termi,\r
+ OUT UINTN *Com\r
+ );\r
+\r
+EFI_STATUS\r
+LocateSerialIo (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Build a list containing all serial devices \r
+ \r
+Arguments:\r
+ \r
+Returns:\r
+ \r
+--*/\r
+{\r
+ UINT8 *Ptr;\r
+ UINTN Index;\r
+ UINTN Index2;\r
+ UINTN NoHandles;\r
+ EFI_HANDLE *Handles;\r
+ EFI_STATUS Status;\r
+ ACPI_HID_DEVICE_PATH *Acpi;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
+ UINT32 Match;\r
+ EFI_SERIAL_IO_PROTOCOL *SerialIo;\r
+ EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;\r
+ BM_MENU_ENTRY *NewMenuEntry;\r
+ BM_TERMINAL_CONTEXT *NewTerminalContext;\r
+ EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;\r
+ VENDOR_DEVICE_PATH Vendor;\r
+ //\r
+ // Get all handles that have SerialIo protocol installed\r
+ //\r
+ InitializeListHead (&TerminalMenu.Head);\r
+ TerminalMenu.MenuNumber = 0;\r
+ Status = gBS->LocateHandleBuffer (\r
+ ByProtocol,\r
+ &gEfiSerialIoProtocolGuid,\r
+ NULL,\r
+ &NoHandles,\r
+ &Handles\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // No serial ports present\r
+ //\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ for (Index = 0; Index < NoHandles; Index++) {\r
+ //\r
+ // Check to see whether the handle has DevicePath Protocol installed\r
+ //\r
+ gBS->HandleProtocol (\r
+ Handles[Index],\r
+ &gEfiDevicePathProtocolGuid,\r
+ &DevicePath\r
+ );\r
+ Ptr = (UINT8 *) DevicePath;\r
+ while (*Ptr != END_DEVICE_PATH_TYPE) {\r
+ Ptr++;\r
+ }\r
+\r
+ Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);\r
+ Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;\r
+ Match = EISA_PNP_ID (0x0501);\r
+\r
+ if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r
+ NewMenuEntry = BOpt_CreateMenuEntry (BM_TERMINAL_CONTEXT_SELECT);\r
+ if (!NewMenuEntry) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r
+ CopyMem (&NewMenuEntry->OptionNumber, &Acpi->UID, sizeof (UINT32));\r
+ NewTerminalContext->DevicePath = DevicePathInstanceDup (DevicePath);\r
+ //\r
+ // BugBug: I have no choice, calling EfiLibStrFromDatahub will hang the system!\r
+ // coz' the misc data for each platform is not correct, actually it's the device path stored in\r
+ // datahub which is not completed, so a searching for end of device path will enter a\r
+ // dead-loop.\r
+ //\r
+ NewMenuEntry->DisplayString = EfiLibStrFromDatahub (DevicePath);\r
+ if (NULL == NewMenuEntry->DisplayString) {\r
+ NewMenuEntry->DisplayString = DevicePathToStr (DevicePath);\r
+ }\r
+\r
+ NewMenuEntry->HelpString = NULL;\r
+\r
+ gBS->HandleProtocol (\r
+ Handles[Index],\r
+ &gEfiSerialIoProtocolGuid,\r
+ &SerialIo\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->BaudRate,\r
+ &SerialIo->Mode->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->DataBits,\r
+ &SerialIo->Mode->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->Parity,\r
+ &SerialIo->Mode->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->StopBits,\r
+ &SerialIo->Mode->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+ InsertTailList (&TerminalMenu.Head, &NewMenuEntry->Link);\r
+ TerminalMenu.MenuNumber++;\r
+ }\r
+ }\r
+ //\r
+ // Get L"ConOut", L"ConIn" and L"ErrOut" from the Var\r
+ //\r
+ OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);\r
+ InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);\r
+ ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);\r
+ if (OutDevicePath) {\r
+ UpdateComAttributeFromVariable (OutDevicePath);\r
+ }\r
+\r
+ if (InpDevicePath) {\r
+ UpdateComAttributeFromVariable (InpDevicePath);\r
+ }\r
+\r
+ if (ErrDevicePath) {\r
+ UpdateComAttributeFromVariable (ErrDevicePath);\r
+ }\r
+\r
+ for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r
+ NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);\r
+ if (NULL == NewMenuEntry) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r
+\r
+ NewTerminalContext->TerminalType = 0;\r
+ NewTerminalContext->IsConIn = FALSE;\r
+ NewTerminalContext->IsConOut = FALSE;\r
+ NewTerminalContext->IsStdErr = FALSE;\r
+\r
+ Vendor.Header.Type = MESSAGING_DEVICE_PATH;\r
+ Vendor.Header.SubType = MSG_VENDOR_DP;\r
+\r
+ for (Index2 = 0; Index2 < 4; Index2++) {\r
+ CopyMem (&Vendor.Guid, &Guid[Index2], sizeof (EFI_GUID));\r
+ SetDevicePathNodeLength (&Vendor.Header, sizeof (VENDOR_DEVICE_PATH));\r
+ NewDevicePath = AppendDevicePathNode (\r
+ NewTerminalContext->DevicePath,\r
+ (EFI_DEVICE_PATH_PROTOCOL *) &Vendor\r
+ );\r
+ SafeFreePool (NewMenuEntry->HelpString);\r
+ //\r
+ // NewMenuEntry->HelpString = DevicePathToStr (NewDevicePath);\r
+ // NewMenuEntry->DisplayString = NewMenuEntry->HelpString;\r
+ //\r
+ NewMenuEntry->HelpString = NULL;\r
+\r
+ if (BdsLibMatchDevicePaths (OutDevicePath, NewDevicePath)) {\r
+ NewTerminalContext->IsConOut = TRUE;\r
+ NewTerminalContext->TerminalType = (UINT8) Index2;\r
+ }\r
+\r
+ if (BdsLibMatchDevicePaths (InpDevicePath, NewDevicePath)) {\r
+ NewTerminalContext->IsConIn = TRUE;\r
+ NewTerminalContext->TerminalType = (UINT8) Index2;\r
+ }\r
+\r
+ if (BdsLibMatchDevicePaths (ErrDevicePath, NewDevicePath)) {\r
+ NewTerminalContext->IsStdErr = TRUE;\r
+ NewTerminalContext->TerminalType = (UINT8) Index2;\r
+ }\r
+ }\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+UpdateComAttributeFromVariable (\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Update Com Ports attributes from DevicePath\r
+ \r
+Arguments:\r
+ DevicePath - DevicePath that contains Com ports\r
+ \r
+Returns:\r
+ \r
+--*/\r
+{\r
+ EFI_DEVICE_PATH_PROTOCOL *Node;\r
+ EFI_DEVICE_PATH_PROTOCOL *SerialNode;\r
+ ACPI_HID_DEVICE_PATH *Acpi;\r
+ UART_DEVICE_PATH *Uart;\r
+ UART_DEVICE_PATH *Uart1;\r
+ UINT32 Match;\r
+ UINTN TerminalNumber;\r
+ BM_MENU_ENTRY *NewMenuEntry;\r
+ BM_TERMINAL_CONTEXT *NewTerminalContext;\r
+ UINTN Index;\r
+\r
+ Match = EISA_PNP_ID (0x0501);\r
+ Node = DevicePath;\r
+ Node = NextDevicePathNode (Node);\r
+ TerminalNumber = 0;\r
+ for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {\r
+ while (!IsDevicePathEnd (Node)) {\r
+ if ((DevicePathType (Node) == ACPI_DEVICE_PATH) && (DevicePathSubType (Node) == ACPI_DP)) {\r
+ Acpi = (ACPI_HID_DEVICE_PATH *) Node;\r
+ if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r
+ CopyMem (&TerminalNumber, &Acpi->UID, sizeof (UINT32));\r
+ }\r
+ }\r
+\r
+ if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (Node) == MSG_UART_DP)) {\r
+ Uart = (UART_DEVICE_PATH *) Node;\r
+ NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, TerminalNumber);\r
+ if (NULL == NewMenuEntry) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;\r
+ CopyMem (\r
+ &NewTerminalContext->BaudRate,\r
+ &Uart->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->DataBits,\r
+ &Uart->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->Parity,\r
+ &Uart->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ CopyMem (\r
+ &NewTerminalContext->StopBits,\r
+ &Uart->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ SerialNode = NewTerminalContext->DevicePath;\r
+ SerialNode = NextDevicePathNode (SerialNode);\r
+ while (!IsDevicePathEnd (SerialNode)) {\r
+ if ((DevicePathType (SerialNode) == MESSAGING_DEVICE_PATH) && (DevicePathSubType (SerialNode) == MSG_UART_DP)) {\r
+ //\r
+ // Update following device paths according to\r
+ // previous acquired uart attributes\r
+ //\r
+ Uart1 = (UART_DEVICE_PATH *) SerialNode;\r
+ CopyMem (\r
+ &Uart1->BaudRate,\r
+ &NewTerminalContext->BaudRate,\r
+ sizeof (UINT64)\r
+ );\r
+\r
+ CopyMem (\r
+ &Uart1->DataBits,\r
+ &NewTerminalContext->DataBits,\r
+ sizeof (UINT8)\r
+ );\r
+ CopyMem (\r
+ &Uart1->Parity,\r
+ &NewTerminalContext->Parity,\r
+ sizeof (UINT8)\r
+ );\r
+ CopyMem (\r
+ &Uart1->StopBits,\r
+ &NewTerminalContext->StopBits,\r
+ sizeof (UINT8)\r
+ );\r
+\r
+ break;\r
+ }\r
+\r
+ SerialNode = NextDevicePathNode (SerialNode);\r
+ }\r
+ //\r
+ // end while\r
+ //\r
+ }\r
+\r
+ Node = NextDevicePathNode (Node);\r
+ }\r
+ //\r
+ // end while\r
+ //\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_DEVICE_PATH_PROTOCOL *\r
+DevicePathInstanceDup (\r
+ IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Function creates a device path data structure that identically matches the \r
+ device path passed in.\r
+\r
+Arguments:\r
+ DevPath - A pointer to a device path data structure.\r
+\r
+Returns:\r
+\r
+ The new copy of DevPath is created to identically match the input. \r
+ Otherwise, NULL is returned.\r
+\r
+--*/\r
+{\r
+ EFI_DEVICE_PATH_PROTOCOL *NewDevPath;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;\r
+ EFI_DEVICE_PATH_PROTOCOL *Temp;\r
+ UINT8 *Ptr;\r
+ UINTN Size;\r
+\r
+ //\r
+ // get the size of an instance from the input\r
+ //\r
+ Temp = DevPath;\r
+ DevicePathInst = GetNextDevicePathInstance (&Temp, &Size);\r
+\r
+ //\r
+ // Make a copy and set proper end type\r
+ //\r
+ NewDevPath = NULL;\r
+ if (Size) {\r
+ NewDevPath = AllocateZeroPool (Size);\r
+ ASSERT (NewDevPath != NULL);\r
+ }\r
+\r
+ if (NewDevPath) {\r
+ CopyMem (NewDevPath, DevicePathInst, Size);\r
+ Ptr = (UINT8 *) NewDevPath;\r
+ Ptr += Size - sizeof (EFI_DEVICE_PATH_PROTOCOL);\r
+ Temp = (EFI_DEVICE_PATH_PROTOCOL *) Ptr;\r
+ SetDevicePathEndNode (Temp);\r
+ }\r
+\r
+ return NewDevPath;\r
+}\r
+\r
+EFI_STATUS\r
+GetConsoleMenu (\r
+ IN UINTN ConsoleMenuType\r
+ )\r
+{\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *AllDevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *MultiDevicePath;\r
+ EFI_DEVICE_PATH_PROTOCOL *DevicePathInst;\r
+ UINTN Size;\r
+ UINTN AllCount;\r
+ UINTN Index;\r
+ UINTN Index2;\r
+ BM_MENU_ENTRY *NewMenuEntry;\r
+ BM_CONSOLE_CONTEXT *NewConsoleContext;\r
+ BM_TERMINAL_CONTEXT *NewTerminalContext;\r
+ TYPE_OF_TERMINAL Terminal;\r
+ BM_MENU_ENTRY *NewTerminalMenuEntry;\r
+ UINTN Com;\r
+ BM_MENU_OPTION *ConsoleMenu;\r
+\r
+ DevicePath = NULL;\r
+ AllDevicePath = NULL;\r
+ AllCount = 0;\r
+ switch (ConsoleMenuType) {\r
+ case BM_CONSOLE_IN_CONTEXT_SELECT:\r
+ ConsoleMenu = &ConsoleInpMenu;\r
+ DevicePath = EfiLibGetVariable (\r
+ L"ConIn",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+\r
+ AllDevicePath = EfiLibGetVariable (\r
+ L"ConInDev",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+ break;\r
+\r
+ case BM_CONSOLE_OUT_CONTEXT_SELECT:\r
+ ConsoleMenu = &ConsoleOutMenu;\r
+ DevicePath = EfiLibGetVariable (\r
+ L"ConOut",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+\r
+ AllDevicePath = EfiLibGetVariable (\r
+ L"ConOutDev",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+ break;\r
+\r
+ case BM_CONSOLE_ERR_CONTEXT_SELECT:\r
+ ConsoleMenu = &ConsoleErrMenu;\r
+ DevicePath = EfiLibGetVariable (\r
+ L"ErrOut",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+\r
+ AllDevicePath = EfiLibGetVariable (\r
+ L"ErrOutDev",\r
+ &gEfiGlobalVariableGuid\r
+ );\r
+ break;\r
+\r
+ default:\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ if (NULL == AllDevicePath) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ InitializeListHead (&ConsoleMenu->Head);\r
+\r
+ AllCount = EfiDevicePathInstanceCount (AllDevicePath);\r
+ ConsoleMenu->MenuNumber = 0;\r
+ //\r
+ // Following is menu building up for Console Out Devices\r
+ //\r
+ MultiDevicePath = AllDevicePath;\r
+ Index2 = 0;\r
+ for (Index = 0; Index < AllCount; Index++) {\r
+ DevicePathInst = GetNextDevicePathInstance (&MultiDevicePath, &Size);\r
+\r
+ NewMenuEntry = BOpt_CreateMenuEntry (BM_CONSOLE_CONTEXT_SELECT);\r
+ if (NULL == NewMenuEntry) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;\r
+ NewMenuEntry->OptionNumber = Index2;\r
+\r
+ NewConsoleContext->DevicePath = DevicePathInstanceDup (DevicePathInst);\r
+ NewMenuEntry->DisplayString = EfiLibStrFromDatahub (NewConsoleContext->DevicePath);\r
+ if (NULL == NewMenuEntry->DisplayString) {\r
+ NewMenuEntry->DisplayString = DevicePathToStr (NewConsoleContext->DevicePath);\r
+ }\r
+\r
+ NewConsoleContext->IsTerminal = IsTerminalDevicePath (\r
+ NewConsoleContext->DevicePath,\r
+ &Terminal,\r
+ &Com\r
+ );\r
+\r
+ NewConsoleContext->IsActive = BdsLibMatchDevicePaths (\r
+ DevicePath,\r
+ NewConsoleContext->DevicePath\r
+ );\r
+ NewTerminalMenuEntry = NULL;\r
+ NewTerminalContext = NULL;\r
+\r
+ if (NewConsoleContext->IsTerminal) {\r
+ BOpt_DestroyMenuEntry (NewMenuEntry);\r
+ } else {\r
+ Index2++;\r
+ ConsoleMenu->MenuNumber++;\r
+ InsertTailList (&ConsoleMenu->Head, &NewMenuEntry->Link);\r
+ }\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+GetAllConsoles (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Build up ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r
+\r
+Arguments:\r
+ \r
+Returns:\r
+ EFI_SUCCESS \r
+ Others\r
+ \r
+--*/\r
+{\r
+ GetConsoleMenu (BM_CONSOLE_IN_CONTEXT_SELECT);\r
+ GetConsoleMenu (BM_CONSOLE_OUT_CONTEXT_SELECT);\r
+ GetConsoleMenu (BM_CONSOLE_ERR_CONTEXT_SELECT);\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+EFI_STATUS\r
+FreeAllConsoles (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Free ConsoleOutMenu, ConsoleInpMenu and ConsoleErrMenu\r
+\r
+Arguments:\r
+ \r
+Returns:\r
+ EFI_SUCCESS \r
+ Others\r
+ \r
+--*/\r
+{\r
+ BOpt_FreeMenu (&ConsoleOutMenu);\r
+ BOpt_FreeMenu (&ConsoleInpMenu);\r
+ BOpt_FreeMenu (&ConsoleErrMenu);\r
+ BOpt_FreeMenu (&TerminalMenu);\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+BOOLEAN\r
+IsTerminalDevicePath (\r
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
+ OUT TYPE_OF_TERMINAL *Termi,\r
+ OUT UINTN *Com\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Test whether DevicePath is a valid Terminal\r
+\r
+Arguments:\r
+ DevicePath - DevicePath to be checked\r
+ Termi - If is terminal, give its type\r
+ Com - If is Com Port, give its type\r
+ \r
+Returns:\r
+ TRUE - If DevicePath point to a Terminal\r
+ FALSE\r
+ \r
+--*/\r
+{\r
+ UINT8 *Ptr;\r
+ BOOLEAN IsTerminal;\r
+ VENDOR_DEVICE_PATH *Vendor;\r
+ ACPI_HID_DEVICE_PATH *Acpi;\r
+ UINT32 Match;\r
+ EFI_GUID TempGuid;\r
+\r
+ IsTerminal = FALSE;\r
+\r
+ //\r
+ // Parse the Device Path, should be change later!!!\r
+ //\r
+ Ptr = (UINT8 *) DevicePath;\r
+ while (*Ptr != END_DEVICE_PATH_TYPE) {\r
+ Ptr++;\r
+ }\r
+\r
+ Ptr = Ptr - sizeof (VENDOR_DEVICE_PATH);\r
+ Vendor = (VENDOR_DEVICE_PATH *) Ptr;\r
+\r
+ //\r
+ // There are four kinds of Terminal types\r
+ // check to see whether this devicepath\r
+ // is one of that type\r
+ //\r
+ CopyMem (&TempGuid, &Vendor->Guid, sizeof (EFI_GUID));\r
+\r
+ if (CompareGuid (&TempGuid, &Guid[0])) {\r
+ *Termi = PC_ANSI;\r
+ IsTerminal = TRUE;\r
+ } else {\r
+ if (CompareGuid (&TempGuid, &Guid[1])) {\r
+ *Termi = VT_100;\r
+ IsTerminal = TRUE;\r
+ } else {\r
+ if (CompareGuid (&TempGuid, &Guid[2])) {\r
+ *Termi = VT_100_PLUS;\r
+ IsTerminal = TRUE;\r
+ } else {\r
+ if (CompareGuid (&TempGuid, &Guid[3])) {\r
+ *Termi = VT_UTF8;\r
+ IsTerminal = TRUE;\r
+ } else {\r
+ IsTerminal = FALSE;\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ if (!IsTerminal) {\r
+ return FALSE;\r
+ }\r
+\r
+ Ptr = Ptr - sizeof (UART_DEVICE_PATH) - sizeof (ACPI_HID_DEVICE_PATH);\r
+ Acpi = (ACPI_HID_DEVICE_PATH *) Ptr;\r
+ Match = EISA_PNP_ID (0x0501);\r
+ if (CompareMem (&Acpi->HID, &Match, sizeof (UINT32)) == 0) {\r
+ CopyMem (Com, &Acpi->UID, sizeof (UINT32));\r
+ } else {\r
+ return FALSE;\r
+ }\r
+\r
+ return TRUE;\r
+}\r