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/** @file
Copyright (c) 2017, Linaro, Ltd. All rights reserved.
Copyright (c) 2018, Arm Limited. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Base.h>
#include <Uefi/UefiBaseType.h>
#include <Library/DebugLib.h>
#include <Library/LcdPlatformLib.h>
/** Platform related initialization function.
@param[in] Handle Handle to the LCD device instance.
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformInitializeDisplay (
IN EFI_HANDLE Handle
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
/** Allocate VRAM memory in DRAM for the framebuffer
(unless it is reserved already).
The allocated address can be used to set the framebuffer.
@param[out] VramBaseAddress A pointer to the framebuffer address.
@param[out] VramSize A pointer to the size of the frame
buffer in bytes
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformGetVram (
OUT EFI_PHYSICAL_ADDRESS *VramBaseAddress,
OUT UINTN *VramSize
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
/** Return total number of modes supported.
Note: Valid mode numbers are 0 to MaxMode - 1
See Section 12.9 of the UEFI Specification 2.7
@retval UINT32 Zero number of modes supported
in a NULL library implementation.
**/
UINT32
LcdPlatformGetMaxMode (
VOID
)
{
ASSERT (FALSE);
return 0;
}
/** Set the requested display mode.
@param[in] ModeNumber Mode Number.
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformSetMode (
IN UINT32 ModeNumber
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
/** Return information for the requested mode number.
@param[in] ModeNumber Mode Number.
@param[out] Info Pointer for returned mode information
(on success).
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformQueryMode (
IN UINT32 ModeNumber,
OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
/** Return display timing information for the requested mode number.
@param[in] ModeNumber Mode Number.
@param[out] HRes Pointer to horizontal resolution.
@param[out] HSync Pointer to horizontal sync width.
@param[out] HBackPorch Pointer to horizontal back porch.
@param[out] HFrontPorch Pointer to horizontal front porch.
@param[out] VRes Pointer to vertical resolution.
@param[out] VSync Pointer to vertical sync width.
@param[out] VBackPorch Pointer to vertical back porch.
@param[out] VFrontPorch Pointer to vertical front porch.
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformGetTimings (
IN UINT32 ModeNumber,
OUT SCAN_TIMINGS **Horizontal,
OUT SCAN_TIMINGS **Vertical
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
/** Return bits per pixel information for a mode number.
@param[in] ModeNumber Mode Number.
@param[out] Bpp Pointer to value bits per pixel information.
@retval EFI_UNSUPPORTED Interface is not supported.
**/
EFI_STATUS
LcdPlatformGetBpp (
IN UINT32 ModeNumber,
OUT LCD_BPP *Bpp
)
{
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
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