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2c239d62fd
Some compilers (like RVCT) are finicky about unreachable code, so remove it. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19105 6f19259b-4bc3-4df7-8a09-765794883524
1301 lines
37 KiB
C
1301 lines
37 KiB
C
/** @file
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BDS Lib functions which contain all the code to connect console device
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "InternalBdsLib.h"
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#include <IndustryStandard/Bmp.h>
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/**
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Check if we need to save the EFI variable with "ConVarName" as name
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as NV type
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If ConVarName is NULL, then ASSERT().
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@param ConVarName The name of the EFI variable.
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@retval TRUE Set the EFI variable as NV type.
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@retval FALSE EFI variable as NV type can be set NonNV.
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**/
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BOOLEAN
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IsNvNeed (
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IN CHAR16 *ConVarName
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)
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{
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CHAR16 *Ptr;
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ASSERT (ConVarName != NULL);
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Ptr = ConVarName;
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//
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// If the variable includes "Dev" at last, we consider
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// it does not support NV attribute.
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//
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while (*Ptr != L'\0') {
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Ptr++;
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}
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if (((INTN)((UINTN)Ptr - (UINTN)ConVarName) / sizeof (CHAR16)) <= 3) {
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return TRUE;
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}
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if ((*(Ptr - 3) == 'D') && (*(Ptr - 2) == 'e') && (*(Ptr - 1) == 'v')) {
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return FALSE;
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} else {
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return TRUE;
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}
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}
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/**
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Fill console handle in System Table if there are no valid console handle in.
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Firstly, check the validation of console handle in System Table. If it is invalid,
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update it by the first console device handle from EFI console variable.
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@param VarName The name of the EFI console variable.
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@param ConsoleGuid Specified Console protocol GUID.
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@param ConsoleHandle On IN, console handle in System Table to be checked.
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On OUT, new console handle in system table.
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@param ProtocolInterface On IN, console protocol on console handle in System Table to be checked.
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On OUT, new console protocol on new console handle in system table.
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@retval TRUE System Table has been updated.
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@retval FALSE System Table hasn't been updated.
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**/
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BOOLEAN
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UpdateSystemTableConsole (
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IN CHAR16 *VarName,
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IN EFI_GUID *ConsoleGuid,
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IN OUT EFI_HANDLE *ConsoleHandle,
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IN OUT VOID **ProtocolInterface
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)
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{
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EFI_STATUS Status;
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UINTN DevicePathSize;
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EFI_DEVICE_PATH_PROTOCOL *FullDevicePath;
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EFI_DEVICE_PATH_PROTOCOL *VarConsole;
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EFI_DEVICE_PATH_PROTOCOL *Instance;
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VOID *Interface;
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EFI_HANDLE NewHandle;
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EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut;
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ASSERT (VarName != NULL);
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ASSERT (ConsoleHandle != NULL);
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ASSERT (ConsoleGuid != NULL);
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ASSERT (ProtocolInterface != NULL);
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if (*ConsoleHandle != NULL) {
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Status = gBS->HandleProtocol (
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*ConsoleHandle,
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ConsoleGuid,
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&Interface
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);
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if (Status == EFI_SUCCESS && Interface == *ProtocolInterface) {
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//
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// If ConsoleHandle is valid and console protocol on this handle also
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// also matched, just return.
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//
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return FALSE;
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}
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}
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//
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// Get all possible consoles device path from EFI variable
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//
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VarConsole = BdsLibGetVariableAndSize (
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VarName,
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&gEfiGlobalVariableGuid,
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&DevicePathSize
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);
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if (VarConsole == NULL) {
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//
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// If there is no any console device, just return.
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//
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return FALSE;
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}
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FullDevicePath = VarConsole;
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do {
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//
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// Check every instance of the console variable
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//
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Instance = GetNextDevicePathInstance (&VarConsole, &DevicePathSize);
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if (Instance == NULL) {
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FreePool (FullDevicePath);
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ASSERT (FALSE);
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}
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//
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// Find console device handle by device path instance
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//
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Status = gBS->LocateDevicePath (
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ConsoleGuid,
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&Instance,
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&NewHandle
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);
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if (!EFI_ERROR (Status)) {
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//
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// Get the console protocol on this console device handle
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//
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Status = gBS->HandleProtocol (
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NewHandle,
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ConsoleGuid,
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&Interface
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);
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if (!EFI_ERROR (Status)) {
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//
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// Update new console handle in System Table.
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//
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*ConsoleHandle = NewHandle;
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*ProtocolInterface = Interface;
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if (CompareGuid (ConsoleGuid, &gEfiSimpleTextOutProtocolGuid)) {
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//
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// If it is console out device, set console mode 80x25 if current mode is invalid.
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//
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TextOut = (EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *) Interface;
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if (TextOut->Mode->Mode == -1) {
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TextOut->SetMode (TextOut, 0);
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}
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}
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return TRUE;
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}
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}
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} while (Instance != NULL);
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//
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// No any available console devcie found.
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//
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return FALSE;
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}
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/**
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This function update console variable based on ConVarName, it can
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add or remove one specific console device path from the variable
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@param ConVarName Console related variable name, ConIn, ConOut,
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ErrOut.
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@param CustomizedConDevicePath The console device path which will be added to
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the console variable ConVarName, this parameter
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can not be multi-instance.
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@param ExclusiveDevicePath The console device path which will be removed
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from the console variable ConVarName, this
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parameter can not be multi-instance.
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@retval EFI_UNSUPPORTED The added device path is same to the removed one.
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@retval EFI_SUCCESS Success add or remove the device path from the
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console variable.
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**/
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EFI_STATUS
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EFIAPI
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BdsLibUpdateConsoleVariable (
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IN CHAR16 *ConVarName,
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IN EFI_DEVICE_PATH_PROTOCOL *CustomizedConDevicePath,
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IN EFI_DEVICE_PATH_PROTOCOL *ExclusiveDevicePath
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)
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{
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EFI_STATUS Status;
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EFI_DEVICE_PATH_PROTOCOL *VarConsole;
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UINTN DevicePathSize;
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EFI_DEVICE_PATH_PROTOCOL *NewDevicePath;
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EFI_DEVICE_PATH_PROTOCOL *TempNewDevicePath;
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UINT32 Attributes;
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VarConsole = NULL;
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DevicePathSize = 0;
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//
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// Notes: check the device path point, here should check
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// with compare memory
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//
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if (CustomizedConDevicePath == ExclusiveDevicePath) {
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return EFI_UNSUPPORTED;
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}
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//
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// Delete the ExclusiveDevicePath from current default console
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//
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VarConsole = BdsLibGetVariableAndSize (
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ConVarName,
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&gEfiGlobalVariableGuid,
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&DevicePathSize
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);
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//
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// Initialize NewDevicePath
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//
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NewDevicePath = VarConsole;
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//
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// If ExclusiveDevicePath is even the part of the instance in VarConsole, delete it.
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// In the end, NewDevicePath is the final device path.
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//
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if (ExclusiveDevicePath != NULL && VarConsole != NULL) {
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NewDevicePath = BdsLibDelPartMatchInstance (VarConsole, ExclusiveDevicePath);
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}
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//
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// Try to append customized device path to NewDevicePath.
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//
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if (CustomizedConDevicePath != NULL) {
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if (!BdsLibMatchDevicePaths (NewDevicePath, CustomizedConDevicePath)) {
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//
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// Check if there is part of CustomizedConDevicePath in NewDevicePath, delete it.
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//
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NewDevicePath = BdsLibDelPartMatchInstance (NewDevicePath, CustomizedConDevicePath);
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//
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// In the first check, the default console variable will be _ModuleEntryPoint,
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// just append current customized device path
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//
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TempNewDevicePath = NewDevicePath;
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NewDevicePath = AppendDevicePathInstance (NewDevicePath, CustomizedConDevicePath);
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if (TempNewDevicePath != NULL) {
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FreePool(TempNewDevicePath);
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}
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}
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}
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//
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// The attribute for ConInDev, ConOutDev and ErrOutDev does not include NV.
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//
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if (IsNvNeed(ConVarName)) {
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//
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// ConVarName has NV attribute.
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//
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Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE;
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} else {
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//
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// ConVarName does not have NV attribute.
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//
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Attributes = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS;
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}
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//
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// Finally, Update the variable of the default console by NewDevicePath
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//
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DevicePathSize = GetDevicePathSize (NewDevicePath);
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Status = SetVariableAndReportStatusCodeOnError (
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ConVarName,
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&gEfiGlobalVariableGuid,
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Attributes,
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DevicePathSize,
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NewDevicePath
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);
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if ((DevicePathSize == 0) && (Status == EFI_NOT_FOUND)) {
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Status = EFI_SUCCESS;
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}
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if (VarConsole == NewDevicePath) {
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if (VarConsole != NULL) {
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FreePool(VarConsole);
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}
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} else {
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if (VarConsole != NULL) {
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FreePool(VarConsole);
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}
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if (NewDevicePath != NULL) {
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FreePool(NewDevicePath);
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}
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}
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return Status;
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}
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/**
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Connect the console device base on the variable ConVarName, if
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device path of the ConVarName is multi-instance device path and
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anyone of the instances is connected success, then this function
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will return success.
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If the handle associate with one device path node can not
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be created successfully, then still give chance to do the dispatch,
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which load the missing drivers if possible..
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@param ConVarName Console related variable name, ConIn, ConOut,
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ErrOut.
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@retval EFI_NOT_FOUND There is not any console devices connected
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success
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@retval EFI_SUCCESS Success connect any one instance of the console
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device path base on the variable ConVarName.
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**/
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EFI_STATUS
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EFIAPI
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BdsLibConnectConsoleVariable (
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IN CHAR16 *ConVarName
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)
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{
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EFI_STATUS Status;
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EFI_DEVICE_PATH_PROTOCOL *StartDevicePath;
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UINTN VariableSize;
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EFI_DEVICE_PATH_PROTOCOL *Instance;
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EFI_DEVICE_PATH_PROTOCOL *Next;
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EFI_DEVICE_PATH_PROTOCOL *CopyOfDevicePath;
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UINTN Size;
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BOOLEAN DeviceExist;
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Status = EFI_SUCCESS;
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DeviceExist = FALSE;
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//
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// Check if the console variable exist
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//
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StartDevicePath = BdsLibGetVariableAndSize (
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ConVarName,
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&gEfiGlobalVariableGuid,
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&VariableSize
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);
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if (StartDevicePath == NULL) {
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return EFI_UNSUPPORTED;
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}
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CopyOfDevicePath = StartDevicePath;
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do {
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//
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// Check every instance of the console variable
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//
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Instance = GetNextDevicePathInstance (&CopyOfDevicePath, &Size);
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if (Instance == NULL) {
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FreePool (StartDevicePath);
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return EFI_UNSUPPORTED;
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}
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Next = Instance;
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while (!IsDevicePathEndType (Next)) {
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Next = NextDevicePathNode (Next);
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}
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SetDevicePathEndNode (Next);
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//
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// Connect the USB console
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// USB console device path is a short-form device path that
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// starts with the first element being a USB WWID
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// or a USB Class device path
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//
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if ((DevicePathType (Instance) == MESSAGING_DEVICE_PATH) &&
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((DevicePathSubType (Instance) == MSG_USB_CLASS_DP)
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|| (DevicePathSubType (Instance) == MSG_USB_WWID_DP)
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)) {
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Status = BdsLibConnectUsbDevByShortFormDP (0xFF, Instance);
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if (!EFI_ERROR (Status)) {
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DeviceExist = TRUE;
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}
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} else {
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//
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// Connect the instance device path
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//
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Status = BdsLibConnectDevicePath (Instance);
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if (EFI_ERROR (Status)) {
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//
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// Delete the instance from the console varialbe
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//
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BdsLibUpdateConsoleVariable (ConVarName, NULL, Instance);
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} else {
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DeviceExist = TRUE;
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}
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}
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FreePool(Instance);
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} while (CopyOfDevicePath != NULL);
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FreePool (StartDevicePath);
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if (!DeviceExist) {
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return EFI_NOT_FOUND;
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}
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return EFI_SUCCESS;
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}
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/**
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This function will search every simpletext device in current system,
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and make every simpletext device as pertantial console device.
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**/
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VOID
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EFIAPI
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BdsLibConnectAllConsoles (
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VOID
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)
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{
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UINTN Index;
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EFI_DEVICE_PATH_PROTOCOL *ConDevicePath;
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UINTN HandleCount;
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EFI_HANDLE *HandleBuffer;
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Index = 0;
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HandleCount = 0;
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HandleBuffer = NULL;
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ConDevicePath = NULL;
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//
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// Update all the console variables
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//
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gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiSimpleTextInProtocolGuid,
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NULL,
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&HandleCount,
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&HandleBuffer
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);
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for (Index = 0; Index < HandleCount; Index++) {
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gBS->HandleProtocol (
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HandleBuffer[Index],
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&gEfiDevicePathProtocolGuid,
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(VOID **) &ConDevicePath
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);
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BdsLibUpdateConsoleVariable (L"ConIn", ConDevicePath, NULL);
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}
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if (HandleBuffer != NULL) {
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FreePool(HandleBuffer);
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HandleBuffer = NULL;
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}
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gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiSimpleTextOutProtocolGuid,
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NULL,
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&HandleCount,
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&HandleBuffer
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);
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for (Index = 0; Index < HandleCount; Index++) {
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gBS->HandleProtocol (
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HandleBuffer[Index],
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&gEfiDevicePathProtocolGuid,
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(VOID **) &ConDevicePath
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);
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BdsLibUpdateConsoleVariable (L"ConOut", ConDevicePath, NULL);
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BdsLibUpdateConsoleVariable (L"ErrOut", ConDevicePath, NULL);
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}
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if (HandleBuffer != NULL) {
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FreePool(HandleBuffer);
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}
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//
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// Connect all console variables
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//
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BdsLibConnectAllDefaultConsoles ();
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}
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/**
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This function will connect console device base on the console
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device variable ConIn, ConOut and ErrOut.
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@retval EFI_SUCCESS At least one of the ConIn and ConOut device have
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been connected success.
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@retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable ().
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**/
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EFI_STATUS
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EFIAPI
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BdsLibConnectAllDefaultConsoles (
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VOID
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)
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{
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EFI_STATUS Status;
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BOOLEAN SystemTableUpdated;
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//
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// Connect all default console variables
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//
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//
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// It seems impossible not to have any ConOut device on platform,
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// so we check the status here.
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//
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Status = BdsLibConnectConsoleVariable (L"ConOut");
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Insert the performance probe for Console Out
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//
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PERF_START (NULL, "ConOut", "BDS", 1);
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PERF_END (NULL, "ConOut", "BDS", 0);
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//
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// Because possibly the platform is legacy free, in such case,
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// ConIn devices (Serial Port and PS2 Keyboard ) does not exist,
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// so we need not check the status.
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//
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BdsLibConnectConsoleVariable (L"ConIn");
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//
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// The _ModuleEntryPoint err out var is legal.
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//
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BdsLibConnectConsoleVariable (L"ErrOut");
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SystemTableUpdated = FALSE;
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//
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// Fill console handles in System Table if no console device assignd.
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//
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if (UpdateSystemTableConsole (L"ConIn", &gEfiSimpleTextInProtocolGuid, &gST->ConsoleInHandle, (VOID **) &gST->ConIn)) {
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SystemTableUpdated = TRUE;
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}
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if (UpdateSystemTableConsole (L"ConOut", &gEfiSimpleTextOutProtocolGuid, &gST->ConsoleOutHandle, (VOID **) &gST->ConOut)) {
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SystemTableUpdated = TRUE;
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}
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if (UpdateSystemTableConsole (L"ErrOut", &gEfiSimpleTextOutProtocolGuid, &gST->StandardErrorHandle, (VOID **) &gST->StdErr)) {
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SystemTableUpdated = TRUE;
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}
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if (SystemTableUpdated) {
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//
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// Update the CRC32 in the EFI System Table header
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//
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gST->Hdr.CRC32 = 0;
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gBS->CalculateCrc32 (
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(UINT8 *) &gST->Hdr,
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gST->Hdr.HeaderSize,
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&gST->Hdr.CRC32
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);
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}
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return EFI_SUCCESS;
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}
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|
|
/**
|
|
This function will connect console device except ConIn base on the console
|
|
device variable ConOut and ErrOut.
|
|
|
|
@retval EFI_SUCCESS At least one of the ConOut device have
|
|
been connected success.
|
|
@retval EFI_STATUS Return the status of BdsLibConnectConsoleVariable ().
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
BdsLibConnectAllDefaultConsolesWithOutConIn (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
BOOLEAN SystemTableUpdated;
|
|
|
|
//
|
|
// Connect all default console variables except ConIn
|
|
//
|
|
|
|
//
|
|
// It seems impossible not to have any ConOut device on platform,
|
|
// so we check the status here.
|
|
//
|
|
Status = BdsLibConnectConsoleVariable (L"ConOut");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
//
|
|
// Insert the performance probe for Console Out
|
|
//
|
|
PERF_START (NULL, "ConOut", "BDS", 1);
|
|
PERF_END (NULL, "ConOut", "BDS", 0);
|
|
|
|
//
|
|
// The _ModuleEntryPoint err out var is legal.
|
|
//
|
|
BdsLibConnectConsoleVariable (L"ErrOut");
|
|
|
|
SystemTableUpdated = FALSE;
|
|
//
|
|
// Fill console handles in System Table if no console device assignd.
|
|
//
|
|
if (UpdateSystemTableConsole (L"ConOut", &gEfiSimpleTextOutProtocolGuid, &gST->ConsoleOutHandle, (VOID **) &gST->ConOut)) {
|
|
SystemTableUpdated = TRUE;
|
|
}
|
|
if (UpdateSystemTableConsole (L"ErrOut", &gEfiSimpleTextOutProtocolGuid, &gST->StandardErrorHandle, (VOID **) &gST->StdErr)) {
|
|
SystemTableUpdated = TRUE;
|
|
}
|
|
|
|
if (SystemTableUpdated) {
|
|
//
|
|
// Update the CRC32 in the EFI System Table header
|
|
//
|
|
gST->Hdr.CRC32 = 0;
|
|
gBS->CalculateCrc32 (
|
|
(UINT8 *) &gST->Hdr,
|
|
gST->Hdr.HeaderSize,
|
|
&gST->Hdr.CRC32
|
|
);
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
|
|
/**
|
|
Convert a *.BMP graphics image to a GOP blt buffer. If a NULL Blt buffer
|
|
is passed in a GopBlt buffer will be allocated by this routine. If a GopBlt
|
|
buffer is passed in it will be used if it is big enough.
|
|
|
|
@param BmpImage Pointer to BMP file
|
|
@param BmpImageSize Number of bytes in BmpImage
|
|
@param GopBlt Buffer containing GOP version of BmpImage.
|
|
@param GopBltSize Size of GopBlt in bytes.
|
|
@param PixelHeight Height of GopBlt/BmpImage in pixels
|
|
@param PixelWidth Width of GopBlt/BmpImage in pixels
|
|
|
|
@retval EFI_SUCCESS GopBlt and GopBltSize are returned.
|
|
@retval EFI_UNSUPPORTED BmpImage is not a valid *.BMP image
|
|
@retval EFI_BUFFER_TOO_SMALL The passed in GopBlt buffer is not big enough.
|
|
GopBltSize will contain the required size.
|
|
@retval EFI_OUT_OF_RESOURCES No enough buffer to allocate.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
ConvertBmpToGopBlt (
|
|
IN VOID *BmpImage,
|
|
IN UINTN BmpImageSize,
|
|
IN OUT VOID **GopBlt,
|
|
IN OUT UINTN *GopBltSize,
|
|
OUT UINTN *PixelHeight,
|
|
OUT UINTN *PixelWidth
|
|
)
|
|
{
|
|
UINT8 *Image;
|
|
UINT8 *ImageHeader;
|
|
BMP_IMAGE_HEADER *BmpHeader;
|
|
BMP_COLOR_MAP *BmpColorMap;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;
|
|
UINT64 BltBufferSize;
|
|
UINTN Index;
|
|
UINTN Height;
|
|
UINTN Width;
|
|
UINTN ImageIndex;
|
|
UINT32 DataSizePerLine;
|
|
BOOLEAN IsAllocated;
|
|
UINT32 ColorMapNum;
|
|
|
|
if (sizeof (BMP_IMAGE_HEADER) > BmpImageSize) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
BmpHeader = (BMP_IMAGE_HEADER *) BmpImage;
|
|
|
|
if (BmpHeader->CharB != 'B' || BmpHeader->CharM != 'M') {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// Doesn't support compress.
|
|
//
|
|
if (BmpHeader->CompressionType != 0) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// Only support BITMAPINFOHEADER format.
|
|
// BITMAPFILEHEADER + BITMAPINFOHEADER = BMP_IMAGE_HEADER
|
|
//
|
|
if (BmpHeader->HeaderSize != sizeof (BMP_IMAGE_HEADER) - OFFSET_OF(BMP_IMAGE_HEADER, HeaderSize)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// The data size in each line must be 4 byte alignment.
|
|
//
|
|
DataSizePerLine = ((BmpHeader->PixelWidth * BmpHeader->BitPerPixel + 31) >> 3) & (~0x3);
|
|
BltBufferSize = MultU64x32 (DataSizePerLine, BmpHeader->PixelHeight);
|
|
if (BltBufferSize > (UINT32) ~0) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
if ((BmpHeader->Size != BmpImageSize) ||
|
|
(BmpHeader->Size < BmpHeader->ImageOffset) ||
|
|
(BmpHeader->Size - BmpHeader->ImageOffset != BmpHeader->PixelHeight * DataSizePerLine)) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
//
|
|
// Calculate Color Map offset in the image.
|
|
//
|
|
Image = BmpImage;
|
|
BmpColorMap = (BMP_COLOR_MAP *) (Image + sizeof (BMP_IMAGE_HEADER));
|
|
if (BmpHeader->ImageOffset < sizeof (BMP_IMAGE_HEADER)) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
if (BmpHeader->ImageOffset > sizeof (BMP_IMAGE_HEADER)) {
|
|
switch (BmpHeader->BitPerPixel) {
|
|
case 1:
|
|
ColorMapNum = 2;
|
|
break;
|
|
case 4:
|
|
ColorMapNum = 16;
|
|
break;
|
|
case 8:
|
|
ColorMapNum = 256;
|
|
break;
|
|
default:
|
|
ColorMapNum = 0;
|
|
break;
|
|
}
|
|
//
|
|
// BMP file may has padding data between the bmp header section and the bmp data section.
|
|
//
|
|
if (BmpHeader->ImageOffset - sizeof (BMP_IMAGE_HEADER) < sizeof (BMP_COLOR_MAP) * ColorMapNum) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Calculate graphics image data address in the image
|
|
//
|
|
Image = ((UINT8 *) BmpImage) + BmpHeader->ImageOffset;
|
|
ImageHeader = Image;
|
|
|
|
//
|
|
// Calculate the BltBuffer needed size.
|
|
//
|
|
BltBufferSize = MultU64x32 ((UINT64) BmpHeader->PixelWidth, BmpHeader->PixelHeight);
|
|
//
|
|
// Ensure the BltBufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) doesn't overflow
|
|
//
|
|
if (BltBufferSize > DivU64x32 ((UINTN) ~0, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL))) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
BltBufferSize = MultU64x32 (BltBufferSize, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
|
|
|
|
IsAllocated = FALSE;
|
|
if (*GopBlt == NULL) {
|
|
//
|
|
// GopBlt is not allocated by caller.
|
|
//
|
|
*GopBltSize = (UINTN) BltBufferSize;
|
|
*GopBlt = AllocatePool (*GopBltSize);
|
|
IsAllocated = TRUE;
|
|
if (*GopBlt == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
} else {
|
|
//
|
|
// GopBlt has been allocated by caller.
|
|
//
|
|
if (*GopBltSize < (UINTN) BltBufferSize) {
|
|
*GopBltSize = (UINTN) BltBufferSize;
|
|
return EFI_BUFFER_TOO_SMALL;
|
|
}
|
|
}
|
|
|
|
*PixelWidth = BmpHeader->PixelWidth;
|
|
*PixelHeight = BmpHeader->PixelHeight;
|
|
|
|
//
|
|
// Convert image from BMP to Blt buffer format
|
|
//
|
|
BltBuffer = *GopBlt;
|
|
for (Height = 0; Height < BmpHeader->PixelHeight; Height++) {
|
|
Blt = &BltBuffer[(BmpHeader->PixelHeight - Height - 1) * BmpHeader->PixelWidth];
|
|
for (Width = 0; Width < BmpHeader->PixelWidth; Width++, Image++, Blt++) {
|
|
switch (BmpHeader->BitPerPixel) {
|
|
case 1:
|
|
//
|
|
// Convert 1-bit (2 colors) BMP to 24-bit color
|
|
//
|
|
for (Index = 0; Index < 8 && Width < BmpHeader->PixelWidth; Index++) {
|
|
Blt->Red = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Red;
|
|
Blt->Green = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Green;
|
|
Blt->Blue = BmpColorMap[((*Image) >> (7 - Index)) & 0x1].Blue;
|
|
Blt++;
|
|
Width++;
|
|
}
|
|
|
|
Blt--;
|
|
Width--;
|
|
break;
|
|
|
|
case 4:
|
|
//
|
|
// Convert 4-bit (16 colors) BMP Palette to 24-bit color
|
|
//
|
|
Index = (*Image) >> 4;
|
|
Blt->Red = BmpColorMap[Index].Red;
|
|
Blt->Green = BmpColorMap[Index].Green;
|
|
Blt->Blue = BmpColorMap[Index].Blue;
|
|
if (Width < (BmpHeader->PixelWidth - 1)) {
|
|
Blt++;
|
|
Width++;
|
|
Index = (*Image) & 0x0f;
|
|
Blt->Red = BmpColorMap[Index].Red;
|
|
Blt->Green = BmpColorMap[Index].Green;
|
|
Blt->Blue = BmpColorMap[Index].Blue;
|
|
}
|
|
break;
|
|
|
|
case 8:
|
|
//
|
|
// Convert 8-bit (256 colors) BMP Palette to 24-bit color
|
|
//
|
|
Blt->Red = BmpColorMap[*Image].Red;
|
|
Blt->Green = BmpColorMap[*Image].Green;
|
|
Blt->Blue = BmpColorMap[*Image].Blue;
|
|
break;
|
|
|
|
case 24:
|
|
//
|
|
// It is 24-bit BMP.
|
|
//
|
|
Blt->Blue = *Image++;
|
|
Blt->Green = *Image++;
|
|
Blt->Red = *Image;
|
|
break;
|
|
|
|
default:
|
|
//
|
|
// Other bit format BMP is not supported.
|
|
//
|
|
if (IsAllocated) {
|
|
FreePool (*GopBlt);
|
|
*GopBlt = NULL;
|
|
}
|
|
return EFI_UNSUPPORTED;
|
|
};
|
|
|
|
}
|
|
|
|
ImageIndex = (UINTN) (Image - ImageHeader);
|
|
if ((ImageIndex % 4) != 0) {
|
|
//
|
|
// Bmp Image starts each row on a 32-bit boundary!
|
|
//
|
|
Image = Image + (4 - (ImageIndex % 4));
|
|
}
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Use SystemTable Conout to stop video based Simple Text Out consoles from going
|
|
to the video device. Put up LogoFile on every video device that is a console.
|
|
|
|
@param[in] LogoFile File name of logo to display on the center of the screen.
|
|
|
|
@retval EFI_SUCCESS ConsoleControl has been flipped to graphics and logo displayed.
|
|
@retval EFI_UNSUPPORTED Logo not found
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
EnableQuietBoot (
|
|
IN EFI_GUID *LogoFile
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_OEM_BADGING_PROTOCOL *Badging;
|
|
UINT32 SizeOfX;
|
|
UINT32 SizeOfY;
|
|
INTN DestX;
|
|
INTN DestY;
|
|
UINT8 *ImageData;
|
|
UINTN ImageSize;
|
|
UINTN BltSize;
|
|
UINT32 Instance;
|
|
EFI_BADGING_FORMAT Format;
|
|
EFI_BADGING_DISPLAY_ATTRIBUTE Attribute;
|
|
UINTN CoordinateX;
|
|
UINTN CoordinateY;
|
|
UINTN Height;
|
|
UINTN Width;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Blt;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
UINT32 ColorDepth;
|
|
UINT32 RefreshRate;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_BOOT_LOGO_PROTOCOL *BootLogo;
|
|
UINTN NumberOfLogos;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *LogoBlt;
|
|
UINTN LogoDestX;
|
|
UINTN LogoDestY;
|
|
UINTN LogoHeight;
|
|
UINTN LogoWidth;
|
|
UINTN NewDestX;
|
|
UINTN NewDestY;
|
|
UINTN NewHeight;
|
|
UINTN NewWidth;
|
|
UINT64 BufferSize;
|
|
|
|
UgaDraw = NULL;
|
|
//
|
|
// Try to open GOP first
|
|
//
|
|
Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiGraphicsOutputProtocolGuid, (VOID **) &GraphicsOutput);
|
|
if (EFI_ERROR (Status) && FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
GraphicsOutput = NULL;
|
|
//
|
|
// Open GOP failed, try to open UGA
|
|
//
|
|
Status = gBS->HandleProtocol (gST->ConsoleOutHandle, &gEfiUgaDrawProtocolGuid, (VOID **) &UgaDraw);
|
|
}
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// Try to open Boot Logo Protocol.
|
|
//
|
|
BootLogo = NULL;
|
|
gBS->LocateProtocol (&gEfiBootLogoProtocolGuid, NULL, (VOID **) &BootLogo);
|
|
|
|
//
|
|
// Erase Cursor from screen
|
|
//
|
|
gST->ConOut->EnableCursor (gST->ConOut, FALSE);
|
|
|
|
Badging = NULL;
|
|
Status = gBS->LocateProtocol (&gEfiOEMBadgingProtocolGuid, NULL, (VOID **) &Badging);
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
SizeOfX = GraphicsOutput->Mode->Info->HorizontalResolution;
|
|
SizeOfY = GraphicsOutput->Mode->Info->VerticalResolution;
|
|
|
|
} else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
Status = UgaDraw->GetMode (UgaDraw, &SizeOfX, &SizeOfY, &ColorDepth, &RefreshRate);
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
} else {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
Blt = NULL;
|
|
NumberOfLogos = 0;
|
|
LogoDestX = 0;
|
|
LogoDestY = 0;
|
|
LogoHeight = 0;
|
|
LogoWidth = 0;
|
|
NewDestX = 0;
|
|
NewDestY = 0;
|
|
NewHeight = 0;
|
|
NewWidth = 0;
|
|
Instance = 0;
|
|
while (1) {
|
|
ImageData = NULL;
|
|
ImageSize = 0;
|
|
|
|
if (Badging != NULL) {
|
|
//
|
|
// Get image from OEMBadging protocol.
|
|
//
|
|
Status = Badging->GetImage (
|
|
Badging,
|
|
&Instance,
|
|
&Format,
|
|
&ImageData,
|
|
&ImageSize,
|
|
&Attribute,
|
|
&CoordinateX,
|
|
&CoordinateY
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
goto Done;
|
|
}
|
|
|
|
//
|
|
// Currently only support BMP format.
|
|
//
|
|
if (Format != EfiBadgingFormatBMP) {
|
|
if (ImageData != NULL) {
|
|
FreePool (ImageData);
|
|
}
|
|
continue;
|
|
}
|
|
} else {
|
|
//
|
|
// Get the specified image from FV.
|
|
//
|
|
Status = GetSectionFromAnyFv (LogoFile, EFI_SECTION_RAW, 0, (VOID **) &ImageData, &ImageSize);
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
CoordinateX = 0;
|
|
CoordinateY = 0;
|
|
if (!FeaturePcdGet(PcdBootlogoOnlyEnable)) {
|
|
Attribute = EfiBadgingDisplayAttributeCenter;
|
|
} else {
|
|
Attribute = EfiBadgingDisplayAttributeCustomized;
|
|
}
|
|
}
|
|
|
|
if (Blt != NULL) {
|
|
FreePool (Blt);
|
|
}
|
|
Blt = NULL;
|
|
Status = ConvertBmpToGopBlt (
|
|
ImageData,
|
|
ImageSize,
|
|
(VOID **) &Blt,
|
|
&BltSize,
|
|
&Height,
|
|
&Width
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
FreePool (ImageData);
|
|
|
|
if (Badging == NULL) {
|
|
return Status;
|
|
} else {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Calculate the display position according to Attribute.
|
|
//
|
|
switch (Attribute) {
|
|
case EfiBadgingDisplayAttributeLeftTop:
|
|
DestX = CoordinateX;
|
|
DestY = CoordinateY;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCenterTop:
|
|
DestX = (SizeOfX - Width) / 2;
|
|
DestY = CoordinateY;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeRightTop:
|
|
DestX = (SizeOfX - Width - CoordinateX);
|
|
DestY = CoordinateY;;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCenterRight:
|
|
DestX = (SizeOfX - Width - CoordinateX);
|
|
DestY = (SizeOfY - Height) / 2;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeRightBottom:
|
|
DestX = (SizeOfX - Width - CoordinateX);
|
|
DestY = (SizeOfY - Height - CoordinateY);
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCenterBottom:
|
|
DestX = (SizeOfX - Width) / 2;
|
|
DestY = (SizeOfY - Height - CoordinateY);
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeLeftBottom:
|
|
DestX = CoordinateX;
|
|
DestY = (SizeOfY - Height - CoordinateY);
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCenterLeft:
|
|
DestX = CoordinateX;
|
|
DestY = (SizeOfY - Height) / 2;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCenter:
|
|
DestX = (SizeOfX - Width) / 2;
|
|
DestY = (SizeOfY - Height) / 2;
|
|
break;
|
|
|
|
case EfiBadgingDisplayAttributeCustomized:
|
|
DestX = (SizeOfX - Width) / 2;
|
|
DestY = ((SizeOfY * 382) / 1000) - Height / 2;
|
|
break;
|
|
|
|
default:
|
|
DestX = CoordinateX;
|
|
DestY = CoordinateY;
|
|
break;
|
|
}
|
|
|
|
if ((DestX >= 0) && (DestY >= 0)) {
|
|
if (GraphicsOutput != NULL) {
|
|
Status = GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
Blt,
|
|
EfiBltBufferToVideo,
|
|
0,
|
|
0,
|
|
(UINTN) DestX,
|
|
(UINTN) DestY,
|
|
Width,
|
|
Height,
|
|
Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
|
|
);
|
|
} else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
Status = UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) Blt,
|
|
EfiUgaBltBufferToVideo,
|
|
0,
|
|
0,
|
|
(UINTN) DestX,
|
|
(UINTN) DestY,
|
|
Width,
|
|
Height,
|
|
Width * sizeof (EFI_UGA_PIXEL)
|
|
);
|
|
} else {
|
|
Status = EFI_UNSUPPORTED;
|
|
}
|
|
|
|
//
|
|
// Report displayed Logo information.
|
|
//
|
|
if (!EFI_ERROR (Status)) {
|
|
NumberOfLogos++;
|
|
|
|
if (LogoWidth == 0) {
|
|
//
|
|
// The first Logo.
|
|
//
|
|
LogoDestX = (UINTN) DestX;
|
|
LogoDestY = (UINTN) DestY;
|
|
LogoWidth = Width;
|
|
LogoHeight = Height;
|
|
} else {
|
|
//
|
|
// Merge new logo with old one.
|
|
//
|
|
NewDestX = MIN ((UINTN) DestX, LogoDestX);
|
|
NewDestY = MIN ((UINTN) DestY, LogoDestY);
|
|
NewWidth = MAX ((UINTN) DestX + Width, LogoDestX + LogoWidth) - NewDestX;
|
|
NewHeight = MAX ((UINTN) DestY + Height, LogoDestY + LogoHeight) - NewDestY;
|
|
|
|
LogoDestX = NewDestX;
|
|
LogoDestY = NewDestY;
|
|
LogoWidth = NewWidth;
|
|
LogoHeight = NewHeight;
|
|
}
|
|
}
|
|
}
|
|
|
|
FreePool (ImageData);
|
|
|
|
if (Badging == NULL) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
Done:
|
|
if (BootLogo == NULL || NumberOfLogos == 0) {
|
|
//
|
|
// No logo displayed.
|
|
//
|
|
if (Blt != NULL) {
|
|
FreePool (Blt);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
//
|
|
// Advertise displayed Logo information.
|
|
//
|
|
if (NumberOfLogos == 1) {
|
|
//
|
|
// Only one logo displayed, use its Blt buffer directly for BootLogo protocol.
|
|
//
|
|
LogoBlt = Blt;
|
|
Status = EFI_SUCCESS;
|
|
} else {
|
|
//
|
|
// More than one Logo displayed, get merged BltBuffer using VideoToBuffer operation.
|
|
//
|
|
if (Blt != NULL) {
|
|
FreePool (Blt);
|
|
}
|
|
|
|
//
|
|
// Ensure the LogoHeight * LogoWidth doesn't overflow
|
|
//
|
|
if (LogoHeight > DivU64x64Remainder ((UINTN) ~0, LogoWidth, NULL)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
BufferSize = MultU64x64 (LogoWidth, LogoHeight);
|
|
|
|
//
|
|
// Ensure the BufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) doesn't overflow
|
|
//
|
|
if (BufferSize > DivU64x32 ((UINTN) ~0, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL))) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
LogoBlt = AllocateZeroPool ((UINTN)BufferSize * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
|
|
if (LogoBlt == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
Status = GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
LogoBlt,
|
|
EfiBltVideoToBltBuffer,
|
|
LogoDestX,
|
|
LogoDestY,
|
|
0,
|
|
0,
|
|
LogoWidth,
|
|
LogoHeight,
|
|
LogoWidth * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
|
|
);
|
|
} else if (UgaDraw != NULL && FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
Status = UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) LogoBlt,
|
|
EfiUgaVideoToBltBuffer,
|
|
LogoDestX,
|
|
LogoDestY,
|
|
0,
|
|
0,
|
|
LogoWidth,
|
|
LogoHeight,
|
|
LogoWidth * sizeof (EFI_UGA_PIXEL)
|
|
);
|
|
} else {
|
|
Status = EFI_UNSUPPORTED;
|
|
}
|
|
}
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
BootLogo->SetBootLogo (BootLogo, LogoBlt, LogoDestX, LogoDestY, LogoWidth, LogoHeight);
|
|
}
|
|
FreePool (LogoBlt);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Use SystemTable Conout to turn on video based Simple Text Out consoles. The
|
|
Simple Text Out screens will now be synced up with all non video output devices
|
|
|
|
@retval EFI_SUCCESS UGA devices are back in text mode and synced up.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
DisableQuietBoot (
|
|
VOID
|
|
)
|
|
{
|
|
|
|
//
|
|
// Enable Cursor on Screen
|
|
//
|
|
gST->ConOut->EnableCursor (gST->ConOut, TRUE);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|