[mirror_edk2.git] / ArmPlatformPkg / ArmRealViewEbPkg / Library / PL111LcdArmRealViewEbLib / PL111LcdArmRealViewEb.c

/** @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 EFI_SUCCESS;\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
Commit	Line	Data
9bc6ef02	1	/** @file\r
	2	\r
	3	Copyright (c) 2011, ARM Ltd. All rights reserved.<BR>\r
	4	This program and the accompanying materials\r
	5	are licensed and made available under the terms and conditions of the BSD License\r
	6	which accompanies this distribution. The full text of the license may be found at\r
	7	http://opensource.org/licenses/bsd-license.php\r
	8	\r
	9	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	10	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	11	\r
	12	**/\r
	13	\r
	14	#include <PiDxe.h>\r
	15	\r
9bc6ef02	16	#include <Library/DebugLib.h>\r
6d8d7363	17	#include <Library/IoLib.h>\r
	18	#include <Library/LcdPlatformLib.h>\r
	19	#include <Library/UefiBootServicesTableLib.h>\r
	20	\r
	21	#include <Protocol/EdidDiscovered.h>\r
	22	#include <Protocol/EdidActive.h>\r
9bc6ef02	23	\r
	24	#include <Drivers/PL111Lcd.h>\r
	25	\r
	26	#include <ArmPlatform.h>\r
	27	\r
	28	typedef struct {\r
	29	UINT32 Mode;\r
	30	UINT32 HorizontalResolution;\r
	31	UINT32 VerticalResolution;\r
	32	LCD_BPP Bpp;\r
	33	UINT32 ClcdClk;\r
	34	\r
	35	UINT32 HSync;\r
	36	UINT32 HBackPorch;\r
	37	UINT32 HFrontPorch;\r
	38	UINT32 VSync;\r
	39	UINT32 VBackPorch;\r
	40	UINT32 VFrontPorch;\r
	41	} CLCD_RESOLUTION;\r
	42	\r
	43	\r
	44	CLCD_RESOLUTION mResolutions[] = {\r
	45	{ // Mode 0 : VGA : 640 x 480 x 24 bpp\r
	46	VGA, VGA_H_RES_PIXELS, VGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2C77,\r
	47	VGA_H_SYNC, VGA_H_BACK_PORCH, VGA_H_FRONT_PORCH,\r
	48	VGA_V_SYNC, VGA_V_BACK_PORCH, VGA_V_FRONT_PORCH\r
	49	},\r
	50	{ // Mode 1 : SVGA : 800 x 600 x 24 bpp\r
	51	SVGA, SVGA_H_RES_PIXELS, SVGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2CAC,\r
	52	SVGA_H_SYNC, SVGA_H_BACK_PORCH, SVGA_H_FRONT_PORCH,\r
	53	SVGA_V_SYNC, SVGA_V_BACK_PORCH, SVGA_V_FRONT_PORCH\r
	54	}\r
	55	};\r
	56	\r
6d8d7363	57	EFI_EDID_DISCOVERED_PROTOCOL mEdidDiscovered = {\r
	58	0,\r
	59	NULL\r
	60	};\r
	61	\r
	62	EFI_EDID_ACTIVE_PROTOCOL mEdidActive = {\r
	63	0,\r
	64	NULL\r
	65	};\r
9bc6ef02	66	\r
	67	EFI_STATUS\r
	68	LcdPlatformInitializeDisplay (\r
6d8d7363	69	IN EFI_HANDLE Handle\r
9bc6ef02	70	)\r
9bc6ef02	71	{\r
6d8d7363	72	EFI_STATUS Status;\r
6d8d7363	73	\r
9bc6ef02	74	MmioWrite32(ARM_EB_SYS_CLCD_REG, 1);\r
9bc6ef02	75	\r
6d8d7363	76	// Install the EDID Protocols\r
	77	Status = gBS->InstallMultipleProtocolInterfaces(\r
	78	&Handle,\r
	79	&gEfiEdidDiscoveredProtocolGuid, &mEdidDiscovered,\r
	80	&gEfiEdidActiveProtocolGuid, &mEdidActive,\r
	81	NULL\r
	82	);\r
	83	\r
9bc6ef02	84	return EFI_SUCCESS;\r
	85	}\r
	86	\r
	87	EFI_STATUS\r
	88	LcdPlatformGetVram (\r
	89	OUT EFI_PHYSICAL_ADDRESS* VramBaseAddress,\r
	90	OUT UINTN* VramSize\r
	91	)\r
	92	{\r
	93	*VramBaseAddress = PL111_CLCD_VRAM_BASE;\r
	94	*VramSize = SIZE_8MB; //FIXME: Can this size change ?\r
	95	return EFI_SUCCESS;\r
	96	}\r
	97	\r
	98	UINT32\r
	99	LcdPlatformGetMaxMode (\r
	100	VOID\r
	101	)\r
	102	{\r
	103	return (sizeof(mResolutions) / sizeof(CLCD_RESOLUTION));\r
	104	}\r
	105	\r
	106	EFI_STATUS\r
	107	LcdPlatformSetMode (\r
	108	IN UINT32 ModeNumber\r
	109	)\r
	110	{\r
	111	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
	112	return EFI_INVALID_PARAMETER;\r
	113	}\r
	114	\r
	115	MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0000A05F);\r
	116	MmioWrite32(ARM_EB_SYS_OSC4_REG,mResolutions[ModeNumber].ClcdClk);\r
	117	MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0);\r
	118	\r
	119	return EFI_SUCCESS;\r
	120	}\r
	121	\r
	122	EFI_STATUS\r
	123	LcdPlatformQueryMode (\r
	124	IN UINT32 ModeNumber,\r
	125	OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info\r
	126	)\r
	127	{\r
	128	EFI_STATUS Status;\r
	129	\r
	130	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
	131	return EFI_INVALID_PARAMETER;\r
	132	}\r
	133	\r
	134	Status = EFI_UNSUPPORTED;\r
	135	\r
	136	Info->Version = 0;\r
	137	Info->HorizontalResolution = mResolutions[ModeNumber].HorizontalResolution;\r
	138	Info->VerticalResolution = mResolutions[ModeNumber].VerticalResolution;\r
	139	Info->PixelsPerScanLine = mResolutions[ModeNumber].HorizontalResolution;\r
	140	\r
	141	switch (mResolutions[ModeNumber].Bpp) {\r
	142	case LCD_BITS_PER_PIXEL_24:\r
	143	Info->PixelFormat = PixelRedGreenBlueReserved8BitPerColor;\r
	144	Info->PixelInformation.RedMask = LCD_24BPP_RED_MASK;\r
	145	Info->PixelInformation.GreenMask = LCD_24BPP_GREEN_MASK;\r
	146	Info->PixelInformation.BlueMask = LCD_24BPP_BLUE_MASK;\r
	147	Info->PixelInformation.ReservedMask = LCD_24BPP_RESERVED_MASK;\r
148	Status = EFI_SUCCESS;\r
149	break;\r
150	\r
151	case LCD_BITS_PER_PIXEL_16_555:\r
152	Info->PixelFormat = PixelBitMask;\r
153	Info->PixelInformation.RedMask = LCD_16BPP_555_RED_MASK;\r
154	Info->PixelInformation.GreenMask = LCD_16BPP_555_GREEN_MASK;\r
155	Info->PixelInformation.BlueMask = LCD_16BPP_555_BLUE_MASK;\r
156	Info->PixelInformation.ReservedMask = LCD_16BPP_555_RESERVED_MASK;\r
157	Status = EFI_SUCCESS;\r
158	break;\r
159	\r
160	case LCD_BITS_PER_PIXEL_16_565:\r
161	Info->PixelFormat = PixelBitMask;\r
162	Info->PixelInformation.RedMask = LCD_16BPP_565_RED_MASK;\r
163	Info->PixelInformation.GreenMask = LCD_16BPP_565_GREEN_MASK;\r
164	Info->PixelInformation.BlueMask = LCD_16BPP_565_BLUE_MASK;\r
165	Info->PixelInformation.ReservedMask = LCD_16BPP_565_RESERVED_MASK;\r
166	Status = EFI_SUCCESS;\r
167	break;\r
168	\r
169	case LCD_BITS_PER_PIXEL_12_444:\r
170	Info->PixelFormat = PixelBitMask;\r
171	Info->PixelInformation.RedMask = LCD_12BPP_444_RED_MASK;\r
172	Info->PixelInformation.GreenMask = LCD_12BPP_444_GREEN_MASK;\r
173	Info->PixelInformation.BlueMask = LCD_12BPP_444_BLUE_MASK;\r
174	Info->PixelInformation.ReservedMask = LCD_12BPP_444_RESERVED_MASK;\r
175	Status = EFI_SUCCESS;\r
176	break;\r
177	\r
178	case LCD_BITS_PER_PIXEL_8:\r
179	case LCD_BITS_PER_PIXEL_4:\r
180	case LCD_BITS_PER_PIXEL_2:\r
181	case LCD_BITS_PER_PIXEL_1:\r
182	default:\r
183	// These are not supported\r
184	break;\r
185	}\r
186	\r
187	return Status;\r
188	}\r
189	\r
190	EFI_STATUS\r
191	LcdPlatformGetTimings (\r
192	IN UINT32 ModeNumber,\r
193	OUT UINT32* HRes,\r
194	OUT UINT32* HSync,\r
195	OUT UINT32* HBackPorch,\r
196	OUT UINT32* HFrontPorch,\r
197	OUT UINT32* VRes,\r
198	OUT UINT32* VSync,\r
199	OUT UINT32* VBackPorch,\r
200	OUT UINT32* VFrontPorch\r
201	)\r
202	{\r
203	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
204	return EFI_INVALID_PARAMETER;\r
205	}\r
206	\r
207	*HRes = mResolutions[ModeNumber].HorizontalResolution;\r
208	*HSync = mResolutions[ModeNumber].HSync;\r
209	*HBackPorch = mResolutions[ModeNumber].HBackPorch;\r
210	*HFrontPorch = mResolutions[ModeNumber].HFrontPorch;\r
211	*VRes = mResolutions[ModeNumber].VerticalResolution;\r
212	*VSync = mResolutions[ModeNumber].VSync;\r
213	*VBackPorch = mResolutions[ModeNumber].VBackPorch;\r
214	*VFrontPorch = mResolutions[ModeNumber].VFrontPorch;\r
215	\r
216	return EFI_SUCCESS;\r
217	}\r
218	\r
219	EFI_STATUS\r
220	LcdPlatformGetBpp (\r
221	IN UINT32 ModeNumber,\r
222	OUT LCD_BPP * Bpp\r
223	)\r
224	{\r
225	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
226	return EFI_INVALID_PARAMETER;\r
227	}\r
228	\r
229	*Bpp = mResolutions[ModeNumber].Bpp;\r
230	\r
231	return EFI_SUCCESS;\r
232	}\r