f44e8c16f8
2. Rename the internal function name EraseCursor() to FlushCursor() to remove the confusion on this function name. And add detailed function description for it. Signed-off-by: vanjeff Reviewed-by: rsun3 git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11710 6f19259b-4bc3-4df7-8a09-765794883524
1971 lines
62 KiB
C
1971 lines
62 KiB
C
/** @file
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This is the main routine for initializing the Graphics Console support routines.
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Copyright (c) 2006 - 2010, 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 "GraphicsConsole.h"
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//
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// Graphics Console Device Private Data template
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//
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GRAPHICS_CONSOLE_DEV mGraphicsConsoleDevTemplate = {
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GRAPHICS_CONSOLE_DEV_SIGNATURE,
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(EFI_GRAPHICS_OUTPUT_PROTOCOL *) NULL,
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(EFI_UGA_DRAW_PROTOCOL *) NULL,
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{
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GraphicsConsoleConOutReset,
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GraphicsConsoleConOutOutputString,
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GraphicsConsoleConOutTestString,
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GraphicsConsoleConOutQueryMode,
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GraphicsConsoleConOutSetMode,
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GraphicsConsoleConOutSetAttribute,
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GraphicsConsoleConOutClearScreen,
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GraphicsConsoleConOutSetCursorPosition,
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GraphicsConsoleConOutEnableCursor,
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(EFI_SIMPLE_TEXT_OUTPUT_MODE *) NULL
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},
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{
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0,
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0,
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EFI_TEXT_ATTR(EFI_LIGHTGRAY, EFI_BLACK),
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0,
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0,
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TRUE
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},
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{
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{ 80, 25, 0, 0, 0, 0, 0 }, // Mode 0
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{ 80, 50, 0, 0, 0, 0, 0 }, // Mode 1
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{ 100,31, 0, 0, 0, 0, 0 }, // Mode 2
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{ 0, 0, 0, 0, 0, 0, 0 }, // Mode 3
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{ 0, 0, 0, 0, 0, 0, 0 } // Mode 4
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},
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(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) NULL
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};
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EFI_HII_DATABASE_PROTOCOL *mHiiDatabase;
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EFI_HII_FONT_PROTOCOL *mHiiFont;
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EFI_HII_HANDLE mHiiHandle;
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EFI_EVENT mHiiRegistration;
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EFI_GUID mFontPackageListGuid = {0xf5f219d3, 0x7006, 0x4648, {0xac, 0x8d, 0xd6, 0x1d, 0xfb, 0x7b, 0xc6, 0xad}};
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CHAR16 mCrLfString[3] = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL mGraphicsEfiColors[16] = {
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//
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// B G R reserved
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//
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{0x00, 0x00, 0x00, 0x00}, // BLACK
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{0x98, 0x00, 0x00, 0x00}, // LIGHTBLUE
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{0x00, 0x98, 0x00, 0x00}, // LIGHGREEN
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{0x98, 0x98, 0x00, 0x00}, // LIGHCYAN
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{0x00, 0x00, 0x98, 0x00}, // LIGHRED
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{0x98, 0x00, 0x98, 0x00}, // MAGENTA
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{0x00, 0x98, 0x98, 0x00}, // BROWN
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{0x98, 0x98, 0x98, 0x00}, // LIGHTGRAY
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{0x30, 0x30, 0x30, 0x00}, // DARKGRAY - BRIGHT BLACK
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{0xff, 0x00, 0x00, 0x00}, // BLUE
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{0x00, 0xff, 0x00, 0x00}, // LIME
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{0xff, 0xff, 0x00, 0x00}, // CYAN
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{0x00, 0x00, 0xff, 0x00}, // RED
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{0xff, 0x00, 0xff, 0x00}, // FUCHSIA
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{0x00, 0xff, 0xff, 0x00}, // YELLOW
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{0xff, 0xff, 0xff, 0x00} // WHITE
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};
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EFI_NARROW_GLYPH mCursorGlyph = {
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0x0000,
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0x00,
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{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF }
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};
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CHAR16 SpaceStr[] = { NARROW_CHAR, ' ', 0 };
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EFI_DRIVER_BINDING_PROTOCOL gGraphicsConsoleDriverBinding = {
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GraphicsConsoleControllerDriverSupported,
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GraphicsConsoleControllerDriverStart,
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GraphicsConsoleControllerDriverStop,
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0xa,
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NULL,
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NULL
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};
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/**
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Test to see if Graphics Console could be supported on the Controller.
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Graphics Console could be supported if Graphics Output Protocol or UGA Draw
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Protocol exists on the Controller. (UGA Draw Protocol could be skipped
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if PcdUgaConsumeSupport is set to FALSE.)
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@param This Protocol instance pointer.
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@param Controller Handle of device to test.
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver supports this device.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleControllerDriverSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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{
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EFI_STATUS Status;
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EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
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EFI_UGA_DRAW_PROTOCOL *UgaDraw;
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EFI_DEVICE_PATH_PROTOCOL *DevicePath;
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GraphicsOutput = NULL;
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UgaDraw = NULL;
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//
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// Open the IO Abstraction(s) needed to perform the supported test
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiGraphicsOutputProtocolGuid,
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(VOID **) &GraphicsOutput,
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This->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (EFI_ERROR (Status) && FeaturePcdGet (PcdUgaConsumeSupport)) {
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//
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// Open Graphics Output Protocol failed, try to open UGA Draw Protocol
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiUgaDrawProtocolGuid,
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(VOID **) &UgaDraw,
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This->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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}
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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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// We need to ensure that we do not layer on top of a virtual handle.
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// We need to ensure that the handles produced by the conspliter do not
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// get used.
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//
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiDevicePathProtocolGuid,
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(VOID **) &DevicePath,
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This->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (!EFI_ERROR (Status)) {
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gBS->CloseProtocol (
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Controller,
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&gEfiDevicePathProtocolGuid,
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This->DriverBindingHandle,
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Controller
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);
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} else {
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goto Error;
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}
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//
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// Does Hii Exist? If not, we aren't ready to run
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//
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Status = EfiLocateHiiProtocol ();
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//
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// Close the I/O Abstraction(s) used to perform the supported test
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//
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Error:
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if (GraphicsOutput != NULL) {
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gBS->CloseProtocol (
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Controller,
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&gEfiGraphicsOutputProtocolGuid,
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This->DriverBindingHandle,
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Controller
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);
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} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
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gBS->CloseProtocol (
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Controller,
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&gEfiUgaDrawProtocolGuid,
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This->DriverBindingHandle,
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Controller
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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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Start this driver on Controller by opening Graphics Output protocol or
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UGA Draw protocol, and installing Simple Text Out protocol on Controller.
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(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
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@param This Protocol instance pointer.
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@param Controller Handle of device to bind driver to
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver is added to Controller.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleControllerDriverStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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)
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{
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EFI_STATUS Status;
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GRAPHICS_CONSOLE_DEV *Private;
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UINT32 HorizontalResolution;
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UINT32 VerticalResolution;
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UINT32 ColorDepth;
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UINT32 RefreshRate;
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UINTN ModeIndex;
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UINTN MaxMode;
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UINTN Columns;
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UINTN Rows;
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UINT32 ModeNumber;
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EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE *Mode;
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GRAPHICS_CONSOLE_MODE_DATA *ModeData;
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ModeNumber = 0;
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//
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// Initialize the Graphics Console device instance
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//
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Private = AllocateCopyPool (
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sizeof (GRAPHICS_CONSOLE_DEV),
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&mGraphicsConsoleDevTemplate
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);
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if (Private == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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Private->SimpleTextOutput.Mode = &(Private->SimpleTextOutputMode);
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiGraphicsOutputProtocolGuid,
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(VOID **) &Private->GraphicsOutput,
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This->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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if (EFI_ERROR(Status) && FeaturePcdGet (PcdUgaConsumeSupport)) {
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Status = gBS->OpenProtocol (
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Controller,
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&gEfiUgaDrawProtocolGuid,
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(VOID **) &Private->UgaDraw,
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This->DriverBindingHandle,
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Controller,
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EFI_OPEN_PROTOCOL_BY_DRIVER
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);
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}
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if (EFI_ERROR (Status)) {
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goto Error;
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}
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//
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// If the current mode information can not be retrieved, then attempt to set the default mode
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// of 800x600, 32 bit color, 60 Hz refresh.
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//
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HorizontalResolution = 800;
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VerticalResolution = 600;
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if (Private->GraphicsOutput != NULL) {
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//
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// The console is build on top of Graphics Output Protocol, find the mode number
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// for the user-defined mode; if there are multiple video devices,
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// graphic console driver will set all the video devices to the same mode.
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//
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Status = CheckModeSupported (
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Private->GraphicsOutput,
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CURRENT_HORIZONTAL_RESOLUTION,
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CURRENT_VERTICAL_RESOLUTION,
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&ModeNumber
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);
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if (!EFI_ERROR(Status)) {
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//
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// Update default mode to current mode
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//
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HorizontalResolution = CURRENT_HORIZONTAL_RESOLUTION;
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VerticalResolution = CURRENT_VERTICAL_RESOLUTION;
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} else {
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//
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// if not supporting current mode, try 800x600 which is required by UEFI/EFI spec
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//
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Status = CheckModeSupported (
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Private->GraphicsOutput,
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800,
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600,
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&ModeNumber
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);
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}
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Mode = Private->GraphicsOutput->Mode;
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if (EFI_ERROR (Status) || (Mode->MaxMode != 0)) {
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//
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// Set default mode failed or device don't support default mode, then get the current mode information
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//
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HorizontalResolution = Mode->Info->HorizontalResolution;
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VerticalResolution = Mode->Info->VerticalResolution;
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ModeNumber = Mode->Mode;
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}
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} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
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//
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// At first try to set user-defined resolution
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//
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ColorDepth = 32;
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RefreshRate = 60;
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Status = Private->UgaDraw->SetMode (
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Private->UgaDraw,
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CURRENT_HORIZONTAL_RESOLUTION,
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CURRENT_VERTICAL_RESOLUTION,
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ColorDepth,
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RefreshRate
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);
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if (!EFI_ERROR (Status)) {
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HorizontalResolution = CURRENT_HORIZONTAL_RESOLUTION;
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VerticalResolution = CURRENT_VERTICAL_RESOLUTION;
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} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
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//
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// Try to set 800*600 which is required by UEFI/EFI spec
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//
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Status = Private->UgaDraw->SetMode (
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Private->UgaDraw,
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HorizontalResolution,
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VerticalResolution,
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ColorDepth,
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RefreshRate
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);
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if (EFI_ERROR (Status)) {
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Status = Private->UgaDraw->GetMode (
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Private->UgaDraw,
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&HorizontalResolution,
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&VerticalResolution,
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&ColorDepth,
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&RefreshRate
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);
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if (EFI_ERROR (Status)) {
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goto Error;
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}
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}
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} else {
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Status = EFI_UNSUPPORTED;
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goto Error;
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}
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}
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//
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// Add Mode #3 that uses the entire display for user-defined mode
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//
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Private->ModeData[3].Columns = HorizontalResolution / EFI_GLYPH_WIDTH;
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Private->ModeData[3].Rows = VerticalResolution / EFI_GLYPH_HEIGHT;
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//
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// Add Mode #4 that uses the PCD values
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//
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Private->ModeData[4].Columns = (UINTN) PcdGet32 (PcdConOutColumn);
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Private->ModeData[4].Rows = (UINTN) PcdGet32 (PcdConOutRow);
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//
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// Compute the maximum number of text Rows and Columns that this current graphics mode can support
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//
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Columns = HorizontalResolution / EFI_GLYPH_WIDTH;
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Rows = VerticalResolution / EFI_GLYPH_HEIGHT;
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//
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// Here we make sure that mode 0 is valid
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//
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if (Columns < Private->ModeData[0].Columns ||
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Rows < Private->ModeData[0].Rows) {
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//
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// 80x25 cannot be supported.
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//
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// Fallback to using the PcdConOutColumn and PcdConOutRow
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// for mode 0. If the PCDs are also to large, then mode 0
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// will be shrunk to fit as needed.
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//
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Private->ModeData[0].Columns = MIN (Private->ModeData[4].Columns, Columns);
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Private->ModeData[0].Rows = MIN (Private->ModeData[4].Rows, Rows);
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}
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MaxMode = 0;
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for (ModeIndex = 0; ModeIndex < GRAPHICS_MAX_MODE; ModeIndex++) {
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ModeData = &Private->ModeData[ModeIndex];
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ModeData->GopWidth = HorizontalResolution;
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ModeData->GopHeight = VerticalResolution;
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ModeData->GopModeNumber = ModeNumber;
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if (Columns >= ModeData->Columns &&
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Rows >= ModeData->Rows) {
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ModeData->DeltaX = (HorizontalResolution - (ModeData->Columns * EFI_GLYPH_WIDTH)) >> 1;
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ModeData->DeltaY = (VerticalResolution - (ModeData->Rows * EFI_GLYPH_HEIGHT)) >> 1;
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MaxMode = ModeIndex + 1;
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} else {
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ModeData->Columns = 0;
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ModeData->Rows = 0;
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ModeData->DeltaX = 0;
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ModeData->DeltaY = 0;
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}
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}
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//
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// See if the resolution was too small to support any text modes
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//
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if (MaxMode == 0) {
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goto Error;
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}
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//
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// Update the maximum number of modes
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//
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Private->SimpleTextOutputMode.MaxMode = (INT32) MaxMode;
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|
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//
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// Determine the number of text modes that this protocol can support
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//
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Status = GraphicsConsoleConOutSetMode (&Private->SimpleTextOutput, 0);
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if (EFI_ERROR (Status)) {
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goto Error;
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}
|
|
|
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DEBUG_CODE_BEGIN ();
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GraphicsConsoleConOutOutputString (&Private->SimpleTextOutput, (CHAR16 *)L"Graphics Console Started\n\r");
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DEBUG_CODE_END ();
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|
|
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//
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// Install protocol interfaces for the Graphics Console device.
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//
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Status = gBS->InstallMultipleProtocolInterfaces (
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&Controller,
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&gEfiSimpleTextOutProtocolGuid,
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&Private->SimpleTextOutput,
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NULL
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);
|
|
|
|
Error:
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
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// Close the GOP and UGA Draw Protocol
|
|
//
|
|
if (Private->GraphicsOutput != NULL) {
|
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gBS->CloseProtocol (
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Controller,
|
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&gEfiGraphicsOutputProtocolGuid,
|
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This->DriverBindingHandle,
|
|
Controller
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
gBS->CloseProtocol (
|
|
Controller,
|
|
&gEfiUgaDrawProtocolGuid,
|
|
This->DriverBindingHandle,
|
|
Controller
|
|
);
|
|
}
|
|
|
|
if (Private->LineBuffer != NULL) {
|
|
FreePool (Private->LineBuffer);
|
|
}
|
|
|
|
//
|
|
// Free private data
|
|
//
|
|
FreePool (Private);
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|
}
|
|
|
|
return Status;
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|
}
|
|
|
|
/**
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|
Stop this driver on Controller by removing Simple Text Out protocol
|
|
and closing the Graphics Output Protocol or UGA Draw protocol on Controller.
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|
(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
|
|
|
|
|
|
@param This Protocol instance pointer.
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|
@param Controller Handle of device to stop driver on
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|
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
|
|
children is zero stop the entire bus driver.
|
|
@param ChildHandleBuffer List of Child Handles to Stop.
|
|
|
|
@retval EFI_SUCCESS This driver is removed Controller.
|
|
@retval EFI_NOT_STARTED Simple Text Out protocol could not be found the
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|
Controller.
|
|
@retval other This driver was not removed from this device.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleControllerDriverStop (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN UINTN NumberOfChildren,
|
|
IN EFI_HANDLE *ChildHandleBuffer
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOutput;
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
|
|
Status = gBS->OpenProtocol (
|
|
Controller,
|
|
&gEfiSimpleTextOutProtocolGuid,
|
|
(VOID **) &SimpleTextOutput,
|
|
This->DriverBindingHandle,
|
|
Controller,
|
|
EFI_OPEN_PROTOCOL_GET_PROTOCOL
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_NOT_STARTED;
|
|
}
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (SimpleTextOutput);
|
|
|
|
Status = gBS->UninstallProtocolInterface (
|
|
Controller,
|
|
&gEfiSimpleTextOutProtocolGuid,
|
|
&Private->SimpleTextOutput
|
|
);
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
//
|
|
// Close the GOP or UGA IO Protocol
|
|
//
|
|
if (Private->GraphicsOutput != NULL) {
|
|
gBS->CloseProtocol (
|
|
Controller,
|
|
&gEfiGraphicsOutputProtocolGuid,
|
|
This->DriverBindingHandle,
|
|
Controller
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
gBS->CloseProtocol (
|
|
Controller,
|
|
&gEfiUgaDrawProtocolGuid,
|
|
This->DriverBindingHandle,
|
|
Controller
|
|
);
|
|
}
|
|
|
|
if (Private->LineBuffer != NULL) {
|
|
FreePool (Private->LineBuffer);
|
|
}
|
|
|
|
//
|
|
// Free our instance data
|
|
//
|
|
FreePool (Private);
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Check if the current specific mode supported the user defined resolution
|
|
for the Graphics Console device based on Graphics Output Protocol.
|
|
|
|
If yes, set the graphic devcice's current mode to this specific mode.
|
|
|
|
@param GraphicsOutput Graphics Output Protocol instance pointer.
|
|
@param HorizontalResolution User defined horizontal resolution
|
|
@param VerticalResolution User defined vertical resolution.
|
|
@param CurrentModeNumber Current specific mode to be check.
|
|
|
|
@retval EFI_SUCCESS The mode is supported.
|
|
@retval EFI_UNSUPPORTED The specific mode is out of range of graphics
|
|
device supported.
|
|
@retval other The specific mode does not support user defined
|
|
resolution or failed to set the current mode to the
|
|
specific mode on graphics device.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
CheckModeSupported (
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput,
|
|
IN UINT32 HorizontalResolution,
|
|
IN UINT32 VerticalResolution,
|
|
OUT UINT32 *CurrentModeNumber
|
|
)
|
|
{
|
|
UINT32 ModeNumber;
|
|
EFI_STATUS Status;
|
|
UINTN SizeOfInfo;
|
|
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
|
|
UINT32 MaxMode;
|
|
|
|
Status = EFI_SUCCESS;
|
|
MaxMode = GraphicsOutput->Mode->MaxMode;
|
|
|
|
for (ModeNumber = 0; ModeNumber < MaxMode; ModeNumber++) {
|
|
Status = GraphicsOutput->QueryMode (
|
|
GraphicsOutput,
|
|
ModeNumber,
|
|
&SizeOfInfo,
|
|
&Info
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
if ((Info->HorizontalResolution == HorizontalResolution) &&
|
|
(Info->VerticalResolution == VerticalResolution)) {
|
|
if ((GraphicsOutput->Mode->Info->HorizontalResolution == HorizontalResolution) &&
|
|
(GraphicsOutput->Mode->Info->VerticalResolution == VerticalResolution)) {
|
|
//
|
|
// If video device has been set to this mode, we do not need to SetMode again
|
|
//
|
|
break;
|
|
} else {
|
|
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeNumber);
|
|
if (!EFI_ERROR (Status)) {
|
|
FreePool (Info);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
FreePool (Info);
|
|
}
|
|
}
|
|
|
|
if (ModeNumber == GraphicsOutput->Mode->MaxMode) {
|
|
Status = EFI_UNSUPPORTED;
|
|
}
|
|
|
|
*CurrentModeNumber = ModeNumber;
|
|
return Status;
|
|
}
|
|
|
|
|
|
/**
|
|
Locate HII Database protocol and HII Font protocol.
|
|
|
|
@retval EFI_SUCCESS HII Database protocol and HII Font protocol
|
|
are located successfully.
|
|
@return other Failed to locate HII Database protocol or
|
|
HII Font protocol.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EfiLocateHiiProtocol (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_HANDLE Handle;
|
|
UINTN Size;
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// There should only be one - so buffer size is this
|
|
//
|
|
Size = sizeof (EFI_HANDLE);
|
|
|
|
Status = gBS->LocateHandle (
|
|
ByProtocol,
|
|
&gEfiHiiDatabaseProtocolGuid,
|
|
NULL,
|
|
&Size,
|
|
(VOID **) &Handle
|
|
);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = gBS->HandleProtocol (
|
|
Handle,
|
|
&gEfiHiiDatabaseProtocolGuid,
|
|
(VOID **) &mHiiDatabase
|
|
);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = gBS->HandleProtocol (
|
|
Handle,
|
|
&gEfiHiiFontProtocolGuid,
|
|
(VOID **) &mHiiFont
|
|
);
|
|
return Status;
|
|
}
|
|
|
|
//
|
|
// Body of the STO functions
|
|
//
|
|
|
|
/**
|
|
Reset the text output device hardware and optionally run diagnostics.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.Reset().
|
|
If ExtendeVerification is TRUE, then perform dependent Graphics Console
|
|
device reset, and set display mode to mode 0.
|
|
If ExtendedVerification is FALSE, only set display mode to mode 0.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param ExtendedVerification Indicates that the driver may perform a more
|
|
exhaustive verification operation of the device
|
|
during reset.
|
|
|
|
@retval EFI_SUCCESS The text output device was reset.
|
|
@retval EFI_DEVICE_ERROR The text output device is not functioning correctly and
|
|
could not be reset.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutReset (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN BOOLEAN ExtendedVerification
|
|
)
|
|
{
|
|
This->SetAttribute (This, EFI_TEXT_ATTR (This->Mode->Attribute & 0x0F, EFI_BACKGROUND_BLACK));
|
|
return This->SetMode (This, 0);
|
|
}
|
|
|
|
|
|
/**
|
|
Write a Unicode string to the output device.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.OutputString().
|
|
The Unicode string will be converted to Glyphs and will be
|
|
sent to the Graphics Console.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param WString The NULL-terminated Unicode string to be displayed
|
|
on the output device(s). All output devices must
|
|
also support the Unicode drawing defined in this file.
|
|
|
|
@retval EFI_SUCCESS The string was output to the device.
|
|
@retval EFI_DEVICE_ERROR The device reported an error while attempting to output
|
|
the text.
|
|
@retval EFI_UNSUPPORTED The output device's mode is not currently in a
|
|
defined text mode.
|
|
@retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the
|
|
characters in the Unicode string could not be
|
|
rendered and were skipped.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutOutputString (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN CHAR16 *WString
|
|
)
|
|
{
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
INTN Mode;
|
|
UINTN MaxColumn;
|
|
UINTN MaxRow;
|
|
UINTN Width;
|
|
UINTN Height;
|
|
UINTN Delta;
|
|
EFI_STATUS Status;
|
|
BOOLEAN Warning;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;
|
|
UINTN DeltaX;
|
|
UINTN DeltaY;
|
|
UINTN Count;
|
|
UINTN Index;
|
|
INT32 OriginAttribute;
|
|
EFI_TPL OldTpl;
|
|
|
|
Status = EFI_SUCCESS;
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
//
|
|
// Current mode
|
|
//
|
|
Mode = This->Mode->Mode;
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
GraphicsOutput = Private->GraphicsOutput;
|
|
UgaDraw = Private->UgaDraw;
|
|
|
|
MaxColumn = Private->ModeData[Mode].Columns;
|
|
MaxRow = Private->ModeData[Mode].Rows;
|
|
DeltaX = (UINTN) Private->ModeData[Mode].DeltaX;
|
|
DeltaY = (UINTN) Private->ModeData[Mode].DeltaY;
|
|
Width = MaxColumn * EFI_GLYPH_WIDTH;
|
|
Height = (MaxRow - 1) * EFI_GLYPH_HEIGHT;
|
|
Delta = Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);
|
|
|
|
//
|
|
// The Attributes won't change when during the time OutputString is called
|
|
//
|
|
GetTextColors (This, &Foreground, &Background);
|
|
|
|
FlushCursor (This);
|
|
|
|
Warning = FALSE;
|
|
|
|
//
|
|
// Backup attribute
|
|
//
|
|
OriginAttribute = This->Mode->Attribute;
|
|
|
|
while (*WString != L'\0') {
|
|
|
|
if (*WString == CHAR_BACKSPACE) {
|
|
//
|
|
// If the cursor is at the left edge of the display, then move the cursor
|
|
// one row up.
|
|
//
|
|
if (This->Mode->CursorColumn == 0 && This->Mode->CursorRow > 0) {
|
|
This->Mode->CursorRow--;
|
|
This->Mode->CursorColumn = (INT32) (MaxColumn - 1);
|
|
This->OutputString (This, SpaceStr);
|
|
FlushCursor (This);
|
|
This->Mode->CursorRow--;
|
|
This->Mode->CursorColumn = (INT32) (MaxColumn - 1);
|
|
} else if (This->Mode->CursorColumn > 0) {
|
|
//
|
|
// If the cursor is not at the left edge of the display, then move the cursor
|
|
// left one column.
|
|
//
|
|
This->Mode->CursorColumn--;
|
|
This->OutputString (This, SpaceStr);
|
|
FlushCursor (This);
|
|
This->Mode->CursorColumn--;
|
|
}
|
|
|
|
WString++;
|
|
|
|
} else if (*WString == CHAR_LINEFEED) {
|
|
//
|
|
// If the cursor is at the bottom of the display, then scroll the display one
|
|
// row, and do not update the cursor position. Otherwise, move the cursor
|
|
// down one row.
|
|
//
|
|
if (This->Mode->CursorRow == (INT32) (MaxRow - 1)) {
|
|
if (GraphicsOutput != NULL) {
|
|
//
|
|
// Scroll Screen Up One Row
|
|
//
|
|
GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
NULL,
|
|
EfiBltVideoToVideo,
|
|
DeltaX,
|
|
DeltaY + EFI_GLYPH_HEIGHT,
|
|
DeltaX,
|
|
DeltaY,
|
|
Width,
|
|
Height,
|
|
Delta
|
|
);
|
|
|
|
//
|
|
// Print Blank Line at last line
|
|
//
|
|
GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
&Background,
|
|
EfiBltVideoFill,
|
|
0,
|
|
0,
|
|
DeltaX,
|
|
DeltaY + Height,
|
|
Width,
|
|
EFI_GLYPH_HEIGHT,
|
|
Delta
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
//
|
|
// Scroll Screen Up One Row
|
|
//
|
|
UgaDraw->Blt (
|
|
UgaDraw,
|
|
NULL,
|
|
EfiUgaVideoToVideo,
|
|
DeltaX,
|
|
DeltaY + EFI_GLYPH_HEIGHT,
|
|
DeltaX,
|
|
DeltaY,
|
|
Width,
|
|
Height,
|
|
Delta
|
|
);
|
|
|
|
//
|
|
// Print Blank Line at last line
|
|
//
|
|
UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) (UINTN) &Background,
|
|
EfiUgaVideoFill,
|
|
0,
|
|
0,
|
|
DeltaX,
|
|
DeltaY + Height,
|
|
Width,
|
|
EFI_GLYPH_HEIGHT,
|
|
Delta
|
|
);
|
|
}
|
|
} else {
|
|
This->Mode->CursorRow++;
|
|
}
|
|
|
|
WString++;
|
|
|
|
} else if (*WString == CHAR_CARRIAGE_RETURN) {
|
|
//
|
|
// Move the cursor to the beginning of the current row.
|
|
//
|
|
This->Mode->CursorColumn = 0;
|
|
WString++;
|
|
|
|
} else if (*WString == WIDE_CHAR) {
|
|
|
|
This->Mode->Attribute |= EFI_WIDE_ATTRIBUTE;
|
|
WString++;
|
|
|
|
} else if (*WString == NARROW_CHAR) {
|
|
|
|
This->Mode->Attribute &= (~ (UINT32) EFI_WIDE_ATTRIBUTE);
|
|
WString++;
|
|
|
|
} else {
|
|
//
|
|
// Print the character at the current cursor position and move the cursor
|
|
// right one column. If this moves the cursor past the right edge of the
|
|
// display, then the line should wrap to the beginning of the next line. This
|
|
// is equivalent to inserting a CR and an LF. Note that if the cursor is at the
|
|
// bottom of the display, and the line wraps, then the display will be scrolled
|
|
// one line.
|
|
// If wide char is going to be displayed, need to display one character at a time
|
|
// Or, need to know the display length of a certain string.
|
|
//
|
|
// Index is used to determine how many character width units (wide = 2, narrow = 1)
|
|
// Count is used to determine how many characters are used regardless of their attributes
|
|
//
|
|
for (Count = 0, Index = 0; (This->Mode->CursorColumn + Index) < MaxColumn; Count++, Index++) {
|
|
if (WString[Count] == CHAR_NULL ||
|
|
WString[Count] == CHAR_BACKSPACE ||
|
|
WString[Count] == CHAR_LINEFEED ||
|
|
WString[Count] == CHAR_CARRIAGE_RETURN ||
|
|
WString[Count] == WIDE_CHAR ||
|
|
WString[Count] == NARROW_CHAR) {
|
|
break;
|
|
}
|
|
//
|
|
// Is the wide attribute on?
|
|
//
|
|
if ((This->Mode->Attribute & EFI_WIDE_ATTRIBUTE) != 0) {
|
|
//
|
|
// If wide, add one more width unit than normal since we are going to increment at the end of the for loop
|
|
//
|
|
Index++;
|
|
//
|
|
// This is the end-case where if we are at column 79 and about to print a wide character
|
|
// We should prevent this from happening because we will wrap inappropriately. We should
|
|
// not print this character until the next line.
|
|
//
|
|
if ((This->Mode->CursorColumn + Index + 1) > MaxColumn) {
|
|
Index++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
Status = DrawUnicodeWeightAtCursorN (This, WString, Count);
|
|
if (EFI_ERROR (Status)) {
|
|
Warning = TRUE;
|
|
}
|
|
//
|
|
// At the end of line, output carriage return and line feed
|
|
//
|
|
WString += Count;
|
|
This->Mode->CursorColumn += (INT32) Index;
|
|
if (This->Mode->CursorColumn > (INT32) MaxColumn) {
|
|
This->Mode->CursorColumn -= 2;
|
|
This->OutputString (This, SpaceStr);
|
|
}
|
|
|
|
if (This->Mode->CursorColumn >= (INT32) MaxColumn) {
|
|
FlushCursor (This);
|
|
This->OutputString (This, mCrLfString);
|
|
FlushCursor (This);
|
|
}
|
|
}
|
|
}
|
|
|
|
This->Mode->Attribute = OriginAttribute;
|
|
|
|
FlushCursor (This);
|
|
|
|
if (Warning) {
|
|
Status = EFI_WARN_UNKNOWN_GLYPH;
|
|
}
|
|
|
|
gBS->RestoreTPL (OldTpl);
|
|
return Status;
|
|
|
|
}
|
|
|
|
/**
|
|
Verifies that all characters in a Unicode string can be output to the
|
|
target device.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.TestString().
|
|
If one of the characters in the *Wstring is neither valid valid Unicode
|
|
drawing characters, not ASCII code, then this function will return
|
|
EFI_UNSUPPORTED
|
|
|
|
@param This Protocol instance pointer.
|
|
@param WString The NULL-terminated Unicode string to be examined for the output
|
|
device(s).
|
|
|
|
@retval EFI_SUCCESS The device(s) are capable of rendering the output string.
|
|
@retval EFI_UNSUPPORTED Some of the characters in the Unicode string cannot be
|
|
rendered by one or more of the output devices mapped
|
|
by the EFI handle.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutTestString (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN CHAR16 *WString
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
UINT16 Count;
|
|
|
|
EFI_IMAGE_OUTPUT *Blt;
|
|
|
|
Blt = NULL;
|
|
Count = 0;
|
|
|
|
while (WString[Count] != 0) {
|
|
Status = mHiiFont->GetGlyph (
|
|
mHiiFont,
|
|
WString[Count],
|
|
NULL,
|
|
&Blt,
|
|
NULL
|
|
);
|
|
if (Blt != NULL) {
|
|
FreePool (Blt);
|
|
Blt = NULL;
|
|
}
|
|
Count++;
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
Returns information for an available text mode that the output device(s)
|
|
supports
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.QueryMode().
|
|
It returnes information for an available text mode that the Graphics Console supports.
|
|
In this driver,we only support text mode 80x25, which is defined as mode 0.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param ModeNumber The mode number to return information on.
|
|
@param Columns The returned columns of the requested mode.
|
|
@param Rows The returned rows of the requested mode.
|
|
|
|
@retval EFI_SUCCESS The requested mode information is returned.
|
|
@retval EFI_UNSUPPORTED The mode number is not valid.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutQueryMode (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN UINTN ModeNumber,
|
|
OUT UINTN *Columns,
|
|
OUT UINTN *Rows
|
|
)
|
|
{
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
EFI_STATUS Status;
|
|
EFI_TPL OldTpl;
|
|
|
|
if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
Status = EFI_SUCCESS;
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
|
|
*Columns = Private->ModeData[ModeNumber].Columns;
|
|
*Rows = Private->ModeData[ModeNumber].Rows;
|
|
|
|
if (*Columns <= 0 && *Rows <= 0) {
|
|
Status = EFI_UNSUPPORTED;
|
|
goto Done;
|
|
|
|
}
|
|
|
|
Done:
|
|
gBS->RestoreTPL (OldTpl);
|
|
return Status;
|
|
}
|
|
|
|
|
|
/**
|
|
Sets the output device(s) to a specified mode.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.SetMode().
|
|
Set the Graphics Console to a specified mode. In this driver, we only support mode 0.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param ModeNumber The text mode to set.
|
|
|
|
@retval EFI_SUCCESS The requested text mode is set.
|
|
@retval EFI_DEVICE_ERROR The requested text mode cannot be set because of
|
|
Graphics Console device error.
|
|
@retval EFI_UNSUPPORTED The text mode number is not valid.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutSetMode (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN UINTN ModeNumber
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
GRAPHICS_CONSOLE_MODE_DATA *ModeData;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *NewLineBuffer;
|
|
UINT32 HorizontalResolution;
|
|
UINT32 VerticalResolution;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
UINT32 ColorDepth;
|
|
UINT32 RefreshRate;
|
|
EFI_TPL OldTpl;
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
GraphicsOutput = Private->GraphicsOutput;
|
|
UgaDraw = Private->UgaDraw;
|
|
ModeData = &(Private->ModeData[ModeNumber]);
|
|
|
|
//
|
|
// Make sure the requested mode number is supported
|
|
//
|
|
if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
|
|
Status = EFI_UNSUPPORTED;
|
|
goto Done;
|
|
}
|
|
|
|
if (ModeData->Columns <= 0 && ModeData->Rows <= 0) {
|
|
Status = EFI_UNSUPPORTED;
|
|
goto Done;
|
|
}
|
|
//
|
|
// Attempt to allocate a line buffer for the requested mode number
|
|
//
|
|
NewLineBuffer = AllocatePool (sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) * ModeData->Columns * EFI_GLYPH_WIDTH * EFI_GLYPH_HEIGHT);
|
|
|
|
if (NewLineBuffer == NULL) {
|
|
//
|
|
// The new line buffer could not be allocated, so return an error.
|
|
// No changes to the state of the current console have been made, so the current console is still valid
|
|
//
|
|
Status = EFI_OUT_OF_RESOURCES;
|
|
goto Done;
|
|
}
|
|
//
|
|
// If the mode has been set at least one other time, then LineBuffer will not be NULL
|
|
//
|
|
if (Private->LineBuffer != NULL) {
|
|
//
|
|
// Clear the current text window on the current graphics console
|
|
//
|
|
This->ClearScreen (This);
|
|
|
|
//
|
|
// If the new mode is the same as the old mode, then just return EFI_SUCCESS
|
|
//
|
|
if ((INT32) ModeNumber == This->Mode->Mode) {
|
|
FreePool (NewLineBuffer);
|
|
Status = EFI_SUCCESS;
|
|
goto Done;
|
|
}
|
|
//
|
|
// Otherwise, the size of the text console and/or the GOP/UGA mode will be changed,
|
|
// so erase the cursor, and free the LineBuffer for the current mode
|
|
//
|
|
FlushCursor (This);
|
|
|
|
FreePool (Private->LineBuffer);
|
|
}
|
|
//
|
|
// Assign the current line buffer to the newly allocated line buffer
|
|
//
|
|
Private->LineBuffer = NewLineBuffer;
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
if (ModeData->GopModeNumber != GraphicsOutput->Mode->Mode) {
|
|
//
|
|
// Either no graphics mode is currently set, or it is set to the wrong resolution, so set the new graphics mode
|
|
//
|
|
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeData->GopModeNumber);
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// The mode set operation failed
|
|
//
|
|
goto Done;
|
|
}
|
|
} else {
|
|
//
|
|
// The current graphics mode is correct, so simply clear the entire display
|
|
//
|
|
Status = GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
&mGraphicsEfiColors[0],
|
|
EfiBltVideoFill,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
ModeData->GopWidth,
|
|
ModeData->GopHeight,
|
|
0
|
|
);
|
|
}
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
//
|
|
// Get the current UGA Draw mode information
|
|
//
|
|
Status = UgaDraw->GetMode (
|
|
UgaDraw,
|
|
&HorizontalResolution,
|
|
&VerticalResolution,
|
|
&ColorDepth,
|
|
&RefreshRate
|
|
);
|
|
if (EFI_ERROR (Status) || HorizontalResolution != ModeData->GopWidth || VerticalResolution != ModeData->GopHeight) {
|
|
//
|
|
// Either no graphics mode is currently set, or it is set to the wrong resolution, so set the new graphics mode
|
|
//
|
|
Status = UgaDraw->SetMode (
|
|
UgaDraw,
|
|
ModeData->GopWidth,
|
|
ModeData->GopHeight,
|
|
32,
|
|
60
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// The mode set operation failed
|
|
//
|
|
goto Done;
|
|
}
|
|
} else {
|
|
//
|
|
// The current graphics mode is correct, so simply clear the entire display
|
|
//
|
|
Status = UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) (UINTN) &mGraphicsEfiColors[0],
|
|
EfiUgaVideoFill,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
ModeData->GopWidth,
|
|
ModeData->GopHeight,
|
|
0
|
|
);
|
|
}
|
|
}
|
|
|
|
//
|
|
// The new mode is valid, so commit the mode change
|
|
//
|
|
This->Mode->Mode = (INT32) ModeNumber;
|
|
|
|
//
|
|
// Move the text cursor to the upper left hand corner of the display and flush it
|
|
//
|
|
This->Mode->CursorColumn = 0;
|
|
This->Mode->CursorRow = 0;
|
|
|
|
FlushCursor (This);
|
|
|
|
Status = EFI_SUCCESS;
|
|
|
|
Done:
|
|
gBS->RestoreTPL (OldTpl);
|
|
return Status;
|
|
}
|
|
|
|
|
|
/**
|
|
Sets the background and foreground colors for the OutputString () and
|
|
ClearScreen () functions.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.SetAttribute().
|
|
|
|
@param This Protocol instance pointer.
|
|
@param Attribute The attribute to set. Bits 0..3 are the foreground
|
|
color, and bits 4..6 are the background color.
|
|
All other bits are undefined and must be zero.
|
|
|
|
@retval EFI_SUCCESS The requested attribute is set.
|
|
@retval EFI_DEVICE_ERROR The requested attribute cannot be set due to Graphics Console port error.
|
|
@retval EFI_UNSUPPORTED The attribute requested is not defined.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutSetAttribute (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN UINTN Attribute
|
|
)
|
|
{
|
|
EFI_TPL OldTpl;
|
|
|
|
if ((Attribute | 0xFF) != 0xFF) {
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|
|
if ((INT32) Attribute == This->Mode->Attribute) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
|
|
FlushCursor (This);
|
|
|
|
This->Mode->Attribute = (INT32) Attribute;
|
|
|
|
FlushCursor (This);
|
|
|
|
gBS->RestoreTPL (OldTpl);
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
Clears the output device(s) display to the currently selected background
|
|
color.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.ClearScreen().
|
|
|
|
@param This Protocol instance pointer.
|
|
|
|
@retval EFI_SUCCESS The operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
|
|
@retval EFI_UNSUPPORTED The output device is not in a valid text mode.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutClearScreen (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
GRAPHICS_CONSOLE_MODE_DATA *ModeData;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;
|
|
EFI_TPL OldTpl;
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
GraphicsOutput = Private->GraphicsOutput;
|
|
UgaDraw = Private->UgaDraw;
|
|
ModeData = &(Private->ModeData[This->Mode->Mode]);
|
|
|
|
GetTextColors (This, &Foreground, &Background);
|
|
if (GraphicsOutput != NULL) {
|
|
Status = GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
&Background,
|
|
EfiBltVideoFill,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
ModeData->GopWidth,
|
|
ModeData->GopHeight,
|
|
0
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
Status = UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) (UINTN) &Background,
|
|
EfiUgaVideoFill,
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
ModeData->GopWidth,
|
|
ModeData->GopHeight,
|
|
0
|
|
);
|
|
} else {
|
|
Status = EFI_UNSUPPORTED;
|
|
}
|
|
|
|
This->Mode->CursorColumn = 0;
|
|
This->Mode->CursorRow = 0;
|
|
|
|
FlushCursor (This);
|
|
|
|
gBS->RestoreTPL (OldTpl);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
/**
|
|
Sets the current coordinates of the cursor position.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.SetCursorPosition().
|
|
|
|
@param This Protocol instance pointer.
|
|
@param Column The position to set the cursor to. Must be greater than or
|
|
equal to zero and less than the number of columns and rows
|
|
by QueryMode ().
|
|
@param Row The position to set the cursor to. Must be greater than or
|
|
equal to zero and less than the number of columns and rows
|
|
by QueryMode ().
|
|
|
|
@retval EFI_SUCCESS The operation completed successfully.
|
|
@retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
|
|
@retval EFI_UNSUPPORTED The output device is not in a valid text mode, or the
|
|
cursor position is invalid for the current mode.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutSetCursorPosition (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN UINTN Column,
|
|
IN UINTN Row
|
|
)
|
|
{
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
GRAPHICS_CONSOLE_MODE_DATA *ModeData;
|
|
EFI_STATUS Status;
|
|
EFI_TPL OldTpl;
|
|
|
|
Status = EFI_SUCCESS;
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
ModeData = &(Private->ModeData[This->Mode->Mode]);
|
|
|
|
if ((Column >= ModeData->Columns) || (Row >= ModeData->Rows)) {
|
|
Status = EFI_UNSUPPORTED;
|
|
goto Done;
|
|
}
|
|
|
|
if ((This->Mode->CursorColumn == (INT32) Column) && (This->Mode->CursorRow == (INT32) Row)) {
|
|
Status = EFI_SUCCESS;
|
|
goto Done;
|
|
}
|
|
|
|
FlushCursor (This);
|
|
|
|
This->Mode->CursorColumn = (INT32) Column;
|
|
This->Mode->CursorRow = (INT32) Row;
|
|
|
|
FlushCursor (This);
|
|
|
|
Done:
|
|
gBS->RestoreTPL (OldTpl);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
/**
|
|
Makes the cursor visible or invisible.
|
|
|
|
Implements SIMPLE_TEXT_OUTPUT.EnableCursor().
|
|
|
|
@param This Protocol instance pointer.
|
|
@param Visible If TRUE, the cursor is set to be visible, If FALSE,
|
|
the cursor is set to be invisible.
|
|
|
|
@retval EFI_SUCCESS The operation completed successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GraphicsConsoleConOutEnableCursor (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN BOOLEAN Visible
|
|
)
|
|
{
|
|
EFI_TPL OldTpl;
|
|
|
|
OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
|
|
|
|
FlushCursor (This);
|
|
|
|
This->Mode->CursorVisible = Visible;
|
|
|
|
FlushCursor (This);
|
|
|
|
gBS->RestoreTPL (OldTpl);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Gets Graphics Console devcie's foreground color and background color.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param Foreground Returned text foreground color.
|
|
@param Background Returned text background color.
|
|
|
|
@retval EFI_SUCCESS It returned always.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
GetTextColors (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground,
|
|
OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background
|
|
)
|
|
{
|
|
INTN Attribute;
|
|
|
|
Attribute = This->Mode->Attribute & 0x7F;
|
|
|
|
*Foreground = mGraphicsEfiColors[Attribute & 0x0f];
|
|
*Background = mGraphicsEfiColors[Attribute >> 4];
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Draw Unicode string on the Graphics Console device's screen.
|
|
|
|
@param This Protocol instance pointer.
|
|
@param UnicodeWeight One Unicode string to be displayed.
|
|
@param Count The count of Unicode string.
|
|
|
|
@retval EFI_OUT_OF_RESOURCES If no memory resource to use.
|
|
@retval EFI_UNSUPPORTED If no Graphics Output protocol and UGA Draw
|
|
protocol exist.
|
|
@retval EFI_SUCCESS Drawing Unicode string implemented successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
DrawUnicodeWeightAtCursorN (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
|
|
IN CHAR16 *UnicodeWeight,
|
|
IN UINTN Count
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
EFI_IMAGE_OUTPUT *Blt;
|
|
EFI_STRING String;
|
|
EFI_FONT_DISPLAY_INFO *FontInfo;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
EFI_HII_ROW_INFO *RowInfoArray;
|
|
UINTN RowInfoArraySize;
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
Blt = (EFI_IMAGE_OUTPUT *) AllocateZeroPool (sizeof (EFI_IMAGE_OUTPUT));
|
|
if (Blt == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
Blt->Width = (UINT16) (Private->ModeData[This->Mode->Mode].GopWidth);
|
|
Blt->Height = (UINT16) (Private->ModeData[This->Mode->Mode].GopHeight);
|
|
|
|
String = AllocateCopyPool ((Count + 1) * sizeof (CHAR16), UnicodeWeight);
|
|
if (String == NULL) {
|
|
FreePool (Blt);
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
//
|
|
// Set the end character
|
|
//
|
|
*(String + Count) = L'\0';
|
|
|
|
FontInfo = (EFI_FONT_DISPLAY_INFO *) AllocateZeroPool (sizeof (EFI_FONT_DISPLAY_INFO));
|
|
if (FontInfo == NULL) {
|
|
FreePool (Blt);
|
|
FreePool (String);
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
//
|
|
// Get current foreground and background colors.
|
|
//
|
|
GetTextColors (This, &FontInfo->ForegroundColor, &FontInfo->BackgroundColor);
|
|
|
|
if (Private->GraphicsOutput != NULL) {
|
|
//
|
|
// If Graphics Output protocol exists, using HII Font protocol to draw.
|
|
//
|
|
Blt->Image.Screen = Private->GraphicsOutput;
|
|
|
|
Status = mHiiFont->StringToImage (
|
|
mHiiFont,
|
|
EFI_HII_IGNORE_IF_NO_GLYPH | EFI_HII_DIRECT_TO_SCREEN | EFI_HII_IGNORE_LINE_BREAK,
|
|
String,
|
|
FontInfo,
|
|
&Blt,
|
|
This->Mode->CursorColumn * EFI_GLYPH_WIDTH + Private->ModeData[This->Mode->Mode].DeltaX,
|
|
This->Mode->CursorRow * EFI_GLYPH_HEIGHT + Private->ModeData[This->Mode->Mode].DeltaY,
|
|
NULL,
|
|
NULL,
|
|
NULL
|
|
);
|
|
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
//
|
|
// If Graphics Output protocol cannot be found and PcdUgaConsumeSupport enabled,
|
|
// using UGA Draw protocol to draw.
|
|
//
|
|
ASSERT (Private->UgaDraw!= NULL);
|
|
|
|
UgaDraw = Private->UgaDraw;
|
|
|
|
Blt->Image.Bitmap = AllocateZeroPool (Blt->Width * Blt->Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));
|
|
if (Blt->Image.Bitmap == NULL) {
|
|
FreePool (Blt);
|
|
FreePool (String);
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
|
|
RowInfoArray = NULL;
|
|
//
|
|
// StringToImage only support blt'ing image to device using GOP protocol. If GOP is not supported in this platform,
|
|
// we ask StringToImage to print the string to blt buffer, then blt to device using UgaDraw.
|
|
//
|
|
Status = mHiiFont->StringToImage (
|
|
mHiiFont,
|
|
EFI_HII_IGNORE_IF_NO_GLYPH | EFI_HII_IGNORE_LINE_BREAK,
|
|
String,
|
|
FontInfo,
|
|
&Blt,
|
|
This->Mode->CursorColumn * EFI_GLYPH_WIDTH + Private->ModeData[This->Mode->Mode].DeltaX,
|
|
This->Mode->CursorRow * EFI_GLYPH_HEIGHT + Private->ModeData[This->Mode->Mode].DeltaY,
|
|
&RowInfoArray,
|
|
&RowInfoArraySize,
|
|
NULL
|
|
);
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
//
|
|
// Line breaks are handled by caller of DrawUnicodeWeightAtCursorN, so the updated parameter RowInfoArraySize by StringToImage will
|
|
// always be 1 or 0 (if there is no valid Unicode Char can be printed). ASSERT here to make sure.
|
|
//
|
|
ASSERT (RowInfoArraySize <= 1);
|
|
|
|
Status = UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) Blt->Image.Bitmap,
|
|
EfiUgaBltBufferToVideo,
|
|
This->Mode->CursorColumn * EFI_GLYPH_WIDTH + Private->ModeData[This->Mode->Mode].DeltaX,
|
|
(This->Mode->CursorRow) * EFI_GLYPH_HEIGHT + Private->ModeData[This->Mode->Mode].DeltaY,
|
|
This->Mode->CursorColumn * EFI_GLYPH_WIDTH + Private->ModeData[This->Mode->Mode].DeltaX,
|
|
(This->Mode->CursorRow) * EFI_GLYPH_HEIGHT + Private->ModeData[This->Mode->Mode].DeltaY,
|
|
RowInfoArray[0].LineWidth,
|
|
RowInfoArray[0].LineHeight,
|
|
Blt->Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
|
|
);
|
|
}
|
|
|
|
FreePool (RowInfoArray);
|
|
FreePool (Blt->Image.Bitmap);
|
|
} else {
|
|
Status = EFI_UNSUPPORTED;
|
|
}
|
|
|
|
if (Blt != NULL) {
|
|
FreePool (Blt);
|
|
}
|
|
if (String != NULL) {
|
|
FreePool (String);
|
|
}
|
|
if (FontInfo != NULL) {
|
|
FreePool (FontInfo);
|
|
}
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Flush the cursor on the screen.
|
|
|
|
If CursorVisible is FALSE, nothing to do and return directly.
|
|
If CursorVisible is TRUE,
|
|
i) If the cursor shows on screen, it will be erased.
|
|
ii) If the cursor does not show on screen, it will be shown.
|
|
|
|
@param This Protocol instance pointer.
|
|
|
|
@retval EFI_SUCCESS The cursor is erased successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
FlushCursor (
|
|
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
|
|
)
|
|
{
|
|
GRAPHICS_CONSOLE_DEV *Private;
|
|
EFI_SIMPLE_TEXT_OUTPUT_MODE *CurrentMode;
|
|
INTN GlyphX;
|
|
INTN GlyphY;
|
|
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
|
|
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Foreground;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Background;
|
|
EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION BltChar[EFI_GLYPH_HEIGHT][EFI_GLYPH_WIDTH];
|
|
UINTN PosX;
|
|
UINTN PosY;
|
|
|
|
CurrentMode = This->Mode;
|
|
|
|
if (!CurrentMode->CursorVisible) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Private = GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS (This);
|
|
GraphicsOutput = Private->GraphicsOutput;
|
|
UgaDraw = Private->UgaDraw;
|
|
|
|
//
|
|
// In this driver, only narrow character was supported.
|
|
//
|
|
//
|
|
// Blt a character to the screen
|
|
//
|
|
GlyphX = (CurrentMode->CursorColumn * EFI_GLYPH_WIDTH) + Private->ModeData[CurrentMode->Mode].DeltaX;
|
|
GlyphY = (CurrentMode->CursorRow * EFI_GLYPH_HEIGHT) + Private->ModeData[CurrentMode->Mode].DeltaY;
|
|
if (GraphicsOutput != NULL) {
|
|
GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) BltChar,
|
|
EfiBltVideoToBltBuffer,
|
|
GlyphX,
|
|
GlyphY,
|
|
0,
|
|
0,
|
|
EFI_GLYPH_WIDTH,
|
|
EFI_GLYPH_HEIGHT,
|
|
EFI_GLYPH_WIDTH * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) (UINTN) BltChar,
|
|
EfiUgaVideoToBltBuffer,
|
|
GlyphX,
|
|
GlyphY,
|
|
0,
|
|
0,
|
|
EFI_GLYPH_WIDTH,
|
|
EFI_GLYPH_HEIGHT,
|
|
EFI_GLYPH_WIDTH * sizeof (EFI_UGA_PIXEL)
|
|
);
|
|
}
|
|
|
|
GetTextColors (This, &Foreground.Pixel, &Background.Pixel);
|
|
|
|
//
|
|
// Convert Monochrome bitmap of the Glyph to BltBuffer structure
|
|
//
|
|
for (PosY = 0; PosY < EFI_GLYPH_HEIGHT; PosY++) {
|
|
for (PosX = 0; PosX < EFI_GLYPH_WIDTH; PosX++) {
|
|
if ((mCursorGlyph.GlyphCol1[PosY] & (BIT0 << PosX)) != 0) {
|
|
BltChar[PosY][EFI_GLYPH_WIDTH - PosX - 1].Raw ^= Foreground.Raw;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (GraphicsOutput != NULL) {
|
|
GraphicsOutput->Blt (
|
|
GraphicsOutput,
|
|
(EFI_GRAPHICS_OUTPUT_BLT_PIXEL *) BltChar,
|
|
EfiBltBufferToVideo,
|
|
0,
|
|
0,
|
|
GlyphX,
|
|
GlyphY,
|
|
EFI_GLYPH_WIDTH,
|
|
EFI_GLYPH_HEIGHT,
|
|
EFI_GLYPH_WIDTH * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
|
|
);
|
|
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {
|
|
UgaDraw->Blt (
|
|
UgaDraw,
|
|
(EFI_UGA_PIXEL *) (UINTN) BltChar,
|
|
EfiUgaBltBufferToVideo,
|
|
0,
|
|
0,
|
|
GlyphX,
|
|
GlyphY,
|
|
EFI_GLYPH_WIDTH,
|
|
EFI_GLYPH_HEIGHT,
|
|
EFI_GLYPH_WIDTH * sizeof (EFI_UGA_PIXEL)
|
|
);
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
HII Database Protocol notification event handler.
|
|
|
|
Register font package when HII Database Protocol has been installed.
|
|
|
|
@param[in] Event Event whose notification function is being invoked.
|
|
@param[in] Context Pointer to the notification function's context.
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
RegisterFontPackage (
|
|
IN EFI_EVENT Event,
|
|
IN VOID *Context
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_HII_SIMPLE_FONT_PACKAGE_HDR *SimplifiedFont;
|
|
UINT32 PackageLength;
|
|
UINT8 *Package;
|
|
UINT8 *Location;
|
|
EFI_HII_DATABASE_PROTOCOL *HiiDatabase;
|
|
|
|
//
|
|
// Locate HII Database Protocol
|
|
//
|
|
Status = gBS->LocateProtocol (
|
|
&gEfiHiiDatabaseProtocolGuid,
|
|
NULL,
|
|
(VOID **) &HiiDatabase
|
|
);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
//
|
|
// Add 4 bytes to the header for entire length for HiiAddPackages use only.
|
|
//
|
|
// +--------------------------------+ <-- Package
|
|
// | |
|
|
// | PackageLength(4 bytes) |
|
|
// | |
|
|
// |--------------------------------| <-- SimplifiedFont
|
|
// | |
|
|
// |EFI_HII_SIMPLE_FONT_PACKAGE_HDR |
|
|
// | |
|
|
// |--------------------------------| <-- Location
|
|
// | |
|
|
// | gUsStdNarrowGlyphData |
|
|
// | |
|
|
// +--------------------------------+
|
|
|
|
PackageLength = sizeof (EFI_HII_SIMPLE_FONT_PACKAGE_HDR) + mNarrowFontSize + 4;
|
|
Package = AllocateZeroPool (PackageLength);
|
|
ASSERT (Package != NULL);
|
|
|
|
WriteUnaligned32((UINT32 *) Package,PackageLength);
|
|
SimplifiedFont = (EFI_HII_SIMPLE_FONT_PACKAGE_HDR *) (Package + 4);
|
|
SimplifiedFont->Header.Length = (UINT32) (PackageLength - 4);
|
|
SimplifiedFont->Header.Type = EFI_HII_PACKAGE_SIMPLE_FONTS;
|
|
SimplifiedFont->NumberOfNarrowGlyphs = (UINT16) (mNarrowFontSize / sizeof (EFI_NARROW_GLYPH));
|
|
|
|
Location = (UINT8 *) (&SimplifiedFont->NumberOfWideGlyphs + 1);
|
|
CopyMem (Location, gUsStdNarrowGlyphData, mNarrowFontSize);
|
|
|
|
//
|
|
// Add this simplified font package to a package list then install it.
|
|
//
|
|
mHiiHandle = HiiAddPackages (
|
|
&mFontPackageListGuid,
|
|
NULL,
|
|
Package,
|
|
NULL
|
|
);
|
|
ASSERT (mHiiHandle != NULL);
|
|
FreePool (Package);
|
|
}
|
|
|
|
/**
|
|
The user Entry Point for module GraphicsConsole. The user code starts with this function.
|
|
|
|
@param[in] ImageHandle The firmware allocated handle for the EFI image.
|
|
@param[in] SystemTable A pointer to the EFI System Table.
|
|
|
|
@retval EFI_SUCCESS The entry point is executed successfully.
|
|
@return other Some error occurs when executing this entry point.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
InitializeGraphicsConsole (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// Register notify function on HII Database Protocol to add font package.
|
|
//
|
|
EfiCreateProtocolNotifyEvent (
|
|
&gEfiHiiDatabaseProtocolGuid,
|
|
TPL_CALLBACK,
|
|
RegisterFontPackage,
|
|
NULL,
|
|
&mHiiRegistration
|
|
);
|
|
|
|
//
|
|
// Install driver model protocol(s).
|
|
//
|
|
Status = EfiLibInstallDriverBindingComponentName2 (
|
|
ImageHandle,
|
|
SystemTable,
|
|
&gGraphicsConsoleDriverBinding,
|
|
ImageHandle,
|
|
&gGraphicsConsoleComponentName,
|
|
&gGraphicsConsoleComponentName2
|
|
);
|
|
ASSERT_EFI_ERROR (Status);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|