109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/*++
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Copyright (c) 1991 - 2001 Microsoft Corporation
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Module Name:
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##### #### ### ##### ## ### ## ## ## ##
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## ## ## ## # ## ## ## ### ## ## ## ##
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## ## ## ### ## ## ## ## ## #### ## ##
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## ## ## ### ## ## ## ## ## #### #######
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## ## ## ### ##### ## ####### ## ## ##
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## ## ## # ## ## ## ## ## ## ## ## ##
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##### #### ### ## ##### ## ## ## ## ## ##
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Abstract:
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This header file contains all the global
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definitions for the display device.
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Author:
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Wesley Witt (wesw) 1-Oct-2001
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Environment:
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Kernel mode only.
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Notes:
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--*/
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//
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// Global defines
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//
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#define DEFAULT_DISPLAY_WIDTH (128)
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#define DEFAULT_DISPLAY_HEIGHT (64)
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#define DISPLAY_STARTING_PARAM L"Startup BitMap"
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#define DISPLAY_CHECKDISK_PARAM L"CheckDisk BitMap"
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#define DISPLAY_READY_PARAM L"Ready BitMap"
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#define DISPLAY_SHUTDOWN_PARAM L"Shutdown BitMap"
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#define DISPLAY_UPDATE_PARAM L"Update BitMap"
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//
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// Device extension
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//
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typedef struct _DISPLAY_DEVICE_EXTENSION : _DEVICE_EXTENSION {
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FAST_MUTEX DisplayMutex;
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BOOLEAN AllowWrites;
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PVOID StartingBitmap;
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PVOID CheckDiskBitmap;
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PVOID ReadyBitmap;
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PVOID ShutdownBitmap;
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PVOID UpdateBitmap;
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USHORT DisplayType;
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USHORT DisplayHeight;
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USHORT DisplayWidth;
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} DISPLAY_DEVICE_EXTENSION, *PDISPLAY_DEVICE_EXTENSION;
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//
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// Display specific functions
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//
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NTSTATUS
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SaDisplayLoadAllBitmaps(
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IN PDISPLAY_DEVICE_EXTENSION DeviceExtension,
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IN PUNICODE_STRING RegistryPath
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);
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NTSTATUS
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SaDisplayClearDisplay(
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IN PDISPLAY_DEVICE_EXTENSION DisplayDeviceExtension
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);
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NTSTATUS
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SaDisplayDisplayBitmap(
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IN PDISPLAY_DEVICE_EXTENSION DisplayDeviceExtension,
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IN PSA_DISPLAY_SHOW_MESSAGE Bitmap
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);
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NTSTATUS
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SaDisplayStartDevice(
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IN PDISPLAY_DEVICE_EXTENSION DeviceExtension
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);
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NTSTATUS
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SaDisplayIoValidation(
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IN PDISPLAY_DEVICE_EXTENSION DeviceExtension,
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IN PIRP Irp,
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PIO_STACK_LOCATION IrpSp
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);
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NTSTATUS
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SaDisplayDeviceInitialization(
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IN PSAPORT_DRIVER_EXTENSION DriverExtension
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);
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NTSTATUS
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SaDisplayShutdownNotification(
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IN PDISPLAY_DEVICE_EXTENSION DeviceExtension,
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IN PIRP Irp,
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PIO_STACK_LOCATION IrpSp
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);
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