+++ /dev/null
-/** @file\r
-\r
- Copyright (c) 2011, ARM Ltd. All rights reserved.<BR>\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-#include <PiDxe.h>\r
-\r
-#include <Library/DebugLib.h>\r
-#include <Library/IoLib.h>\r
-#include <Library/LcdPlatformLib.h>\r
-#include <Library/UefiBootServicesTableLib.h>\r
-\r
-#include <Protocol/EdidDiscovered.h>\r
-#include <Protocol/EdidActive.h>\r
-\r
-#include <Drivers/PL111Lcd.h>\r
-\r
-#include <ArmPlatform.h>\r
-\r
-typedef struct {\r
- UINT32 Mode;\r
- UINT32 HorizontalResolution;\r
- UINT32 VerticalResolution;\r
- LCD_BPP Bpp;\r
- UINT32 ClcdClk;\r
-\r
- UINT32 HSync;\r
- UINT32 HBackPorch;\r
- UINT32 HFrontPorch;\r
- UINT32 VSync;\r
- UINT32 VBackPorch;\r
- UINT32 VFrontPorch;\r
-} CLCD_RESOLUTION;\r
-\r
-\r
-CLCD_RESOLUTION mResolutions[] = {\r
- { // Mode 0 : VGA : 640 x 480 x 24 bpp\r
- VGA, VGA_H_RES_PIXELS, VGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2C77,\r
- VGA_H_SYNC, VGA_H_BACK_PORCH, VGA_H_FRONT_PORCH,\r
- VGA_V_SYNC, VGA_V_BACK_PORCH, VGA_V_FRONT_PORCH\r
- },\r
- { // Mode 1 : SVGA : 800 x 600 x 24 bpp\r
- SVGA, SVGA_H_RES_PIXELS, SVGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2CAC,\r
- SVGA_H_SYNC, SVGA_H_BACK_PORCH, SVGA_H_FRONT_PORCH,\r
- SVGA_V_SYNC, SVGA_V_BACK_PORCH, SVGA_V_FRONT_PORCH\r
- }\r
-};\r
-\r
-EFI_EDID_DISCOVERED_PROTOCOL mEdidDiscovered = {\r
- 0,\r
- NULL\r
-};\r
-\r
-EFI_EDID_ACTIVE_PROTOCOL mEdidActive = {\r
- 0,\r
- NULL\r
-};\r
-\r
-EFI_STATUS\r
-LcdPlatformInitializeDisplay (\r
- IN EFI_HANDLE Handle\r
- )\r
-{\r
- EFI_STATUS Status;\r
-\r
- MmioWrite32(ARM_EB_SYS_CLCD_REG, 1);\r
-\r
- // Install the EDID Protocols\r
- Status = gBS->InstallMultipleProtocolInterfaces(\r
- &Handle,\r
- &gEfiEdidDiscoveredProtocolGuid, &mEdidDiscovered,\r
- &gEfiEdidActiveProtocolGuid, &mEdidActive,\r
- NULL\r
- );\r
-\r
- return Status;\r
-}\r
-\r
-EFI_STATUS\r
-LcdPlatformGetVram (\r
- OUT EFI_PHYSICAL_ADDRESS* VramBaseAddress,\r
- OUT UINTN* VramSize\r
- )\r
-{\r
- *VramBaseAddress = PL111_CLCD_VRAM_BASE;\r
- *VramSize = SIZE_8MB; //FIXME: Can this size change ?\r
- return EFI_SUCCESS;\r
-}\r
-\r
-UINT32\r
-LcdPlatformGetMaxMode (\r
- VOID\r
- )\r
-{\r
- return (sizeof(mResolutions) / sizeof(CLCD_RESOLUTION));\r
-}\r
-\r
-EFI_STATUS\r
-LcdPlatformSetMode (\r
- IN UINT32 ModeNumber\r
- )\r
-{\r
- if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0000A05F);\r
- MmioWrite32(ARM_EB_SYS_OSC4_REG,mResolutions[ModeNumber].ClcdClk);\r
- MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0);\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-LcdPlatformQueryMode (\r
- IN UINT32 ModeNumber,\r
- OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info\r
- )\r
-{\r
- EFI_STATUS Status;\r
-\r
- if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- Status = EFI_UNSUPPORTED;\r
-\r
- Info->Version = 0;\r
- Info->HorizontalResolution = mResolutions[ModeNumber].HorizontalResolution;\r
- Info->VerticalResolution = mResolutions[ModeNumber].VerticalResolution;\r
- Info->PixelsPerScanLine = mResolutions[ModeNumber].HorizontalResolution;\r
-\r
- switch (mResolutions[ModeNumber].Bpp) {\r
- case LCD_BITS_PER_PIXEL_24:\r
- Info->PixelFormat = PixelRedGreenBlueReserved8BitPerColor;\r
- Info->PixelInformation.RedMask = LCD_24BPP_RED_MASK;\r
- Info->PixelInformation.GreenMask = LCD_24BPP_GREEN_MASK;\r
- Info->PixelInformation.BlueMask = LCD_24BPP_BLUE_MASK;\r
- Info->PixelInformation.ReservedMask = LCD_24BPP_RESERVED_MASK;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case LCD_BITS_PER_PIXEL_16_555:\r
- Info->PixelFormat = PixelBitMask;\r
- Info->PixelInformation.RedMask = LCD_16BPP_555_RED_MASK;\r
- Info->PixelInformation.GreenMask = LCD_16BPP_555_GREEN_MASK;\r
- Info->PixelInformation.BlueMask = LCD_16BPP_555_BLUE_MASK;\r
- Info->PixelInformation.ReservedMask = LCD_16BPP_555_RESERVED_MASK;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case LCD_BITS_PER_PIXEL_16_565:\r
- Info->PixelFormat = PixelBitMask;\r
- Info->PixelInformation.RedMask = LCD_16BPP_565_RED_MASK;\r
- Info->PixelInformation.GreenMask = LCD_16BPP_565_GREEN_MASK;\r
- Info->PixelInformation.BlueMask = LCD_16BPP_565_BLUE_MASK;\r
- Info->PixelInformation.ReservedMask = LCD_16BPP_565_RESERVED_MASK;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case LCD_BITS_PER_PIXEL_12_444:\r
- Info->PixelFormat = PixelBitMask;\r
- Info->PixelInformation.RedMask = LCD_12BPP_444_RED_MASK;\r
- Info->PixelInformation.GreenMask = LCD_12BPP_444_GREEN_MASK;\r
- Info->PixelInformation.BlueMask = LCD_12BPP_444_BLUE_MASK;\r
- Info->PixelInformation.ReservedMask = LCD_12BPP_444_RESERVED_MASK;\r
- Status = EFI_SUCCESS;\r
- break;\r
-\r
- case LCD_BITS_PER_PIXEL_8:\r
- case LCD_BITS_PER_PIXEL_4:\r
- case LCD_BITS_PER_PIXEL_2:\r
- case LCD_BITS_PER_PIXEL_1:\r
- default:\r
- // These are not supported\r
- break;\r
- }\r
-\r
- return Status;\r
-}\r
-\r
-EFI_STATUS\r
-LcdPlatformGetTimings (\r
- IN UINT32 ModeNumber,\r
- OUT UINT32* HRes,\r
- OUT UINT32* HSync,\r
- OUT UINT32* HBackPorch,\r
- OUT UINT32* HFrontPorch,\r
- OUT UINT32* VRes,\r
- OUT UINT32* VSync,\r
- OUT UINT32* VBackPorch,\r
- OUT UINT32* VFrontPorch\r
- )\r
-{\r
- if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- *HRes = mResolutions[ModeNumber].HorizontalResolution;\r
- *HSync = mResolutions[ModeNumber].HSync;\r
- *HBackPorch = mResolutions[ModeNumber].HBackPorch;\r
- *HFrontPorch = mResolutions[ModeNumber].HFrontPorch;\r
- *VRes = mResolutions[ModeNumber].VerticalResolution;\r
- *VSync = mResolutions[ModeNumber].VSync;\r
- *VBackPorch = mResolutions[ModeNumber].VBackPorch;\r
- *VFrontPorch = mResolutions[ModeNumber].VFrontPorch;\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-LcdPlatformGetBpp (\r
- IN UINT32 ModeNumber,\r
- OUT LCD_BPP * Bpp\r
- )\r
-{\r
- if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- *Bpp = mResolutions[ModeNumber].Bpp;\r
-\r
- return EFI_SUCCESS;\r
-}\r
projects / mirror_edk2.git / blobdiff