[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/LcdPlatformLib.h>\r
#include <Library/IoLib.h>\r
#include <Library/DebugLib.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
\r
EFI_STATUS\r
LcdPlatformInitializeDisplay (\r
  VOID\r
  )\r
{\r
  MmioWrite32(ARM_EB_SYS_CLCD_REG, 1);\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
	16	#include <Library/LcdPlatformLib.h>\r
	17	#include <Library/IoLib.h>\r
	18	#include <Library/DebugLib.h>\r
	19	\r
	20	#include <Drivers/PL111Lcd.h>\r
	21	\r
	22	#include <ArmPlatform.h>\r
	23	\r
	24	typedef struct {\r
	25	UINT32 Mode;\r
	26	UINT32 HorizontalResolution;\r
	27	UINT32 VerticalResolution;\r
	28	LCD_BPP Bpp;\r
	29	UINT32 ClcdClk;\r
	30	\r
	31	UINT32 HSync;\r
	32	UINT32 HBackPorch;\r
	33	UINT32 HFrontPorch;\r
	34	UINT32 VSync;\r
	35	UINT32 VBackPorch;\r
	36	UINT32 VFrontPorch;\r
	37	} CLCD_RESOLUTION;\r
	38	\r
	39	\r
	40	CLCD_RESOLUTION mResolutions[] = {\r
	41	{ // Mode 0 : VGA : 640 x 480 x 24 bpp\r
	42	VGA, VGA_H_RES_PIXELS, VGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2C77,\r
	43	VGA_H_SYNC, VGA_H_BACK_PORCH, VGA_H_FRONT_PORCH,\r
	44	VGA_V_SYNC, VGA_V_BACK_PORCH, VGA_V_FRONT_PORCH\r
	45	},\r
	46	{ // Mode 1 : SVGA : 800 x 600 x 24 bpp\r
	47	SVGA, SVGA_H_RES_PIXELS, SVGA_V_RES_PIXELS, LCD_BITS_PER_PIXEL_24, 0x2CAC,\r
	48	SVGA_H_SYNC, SVGA_H_BACK_PORCH, SVGA_H_FRONT_PORCH,\r
	49	SVGA_V_SYNC, SVGA_V_BACK_PORCH, SVGA_V_FRONT_PORCH\r
	50	}\r
	51	};\r
	52	\r
	53	\r
	54	EFI_STATUS\r
	55	LcdPlatformInitializeDisplay (\r
	56	VOID\r
	57	)\r
	58	{\r
	59	MmioWrite32(ARM_EB_SYS_CLCD_REG, 1);\r
	60	\r
	61	return EFI_SUCCESS;\r
	62	}\r
	63	\r
	64	EFI_STATUS\r
65	LcdPlatformGetVram (\r
66	OUT EFI_PHYSICAL_ADDRESS* VramBaseAddress,\r
67	OUT UINTN* VramSize\r
68	)\r
69	{\r
70	*VramBaseAddress = PL111_CLCD_VRAM_BASE;\r
71	*VramSize = SIZE_8MB; //FIXME: Can this size change ?\r
72	return EFI_SUCCESS;\r
73	}\r
74	\r
75	UINT32\r
76	LcdPlatformGetMaxMode (\r
77	VOID\r
78	)\r
79	{\r
80	return (sizeof(mResolutions) / sizeof(CLCD_RESOLUTION));\r
81	}\r
82	\r
83	EFI_STATUS\r
84	LcdPlatformSetMode (\r
85	IN UINT32 ModeNumber\r
86	)\r
87	{\r
88	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
89	return EFI_INVALID_PARAMETER;\r
90	}\r
91	\r
92	MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0000A05F);\r
93	MmioWrite32(ARM_EB_SYS_OSC4_REG,mResolutions[ModeNumber].ClcdClk);\r
94	MmioWrite32(ARM_EB_SYS_LOCK_REG,0x0);\r
95	\r
96	return EFI_SUCCESS;\r
97	}\r
98	\r
99	EFI_STATUS\r
100	LcdPlatformQueryMode (\r
101	IN UINT32 ModeNumber,\r
102	OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info\r
103	)\r
104	{\r
105	EFI_STATUS Status;\r
106	\r
107	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
108	return EFI_INVALID_PARAMETER;\r
109	}\r
110	\r
111	Status = EFI_UNSUPPORTED;\r
112	\r
113	Info->Version = 0;\r
114	Info->HorizontalResolution = mResolutions[ModeNumber].HorizontalResolution;\r
115	Info->VerticalResolution = mResolutions[ModeNumber].VerticalResolution;\r
116	Info->PixelsPerScanLine = mResolutions[ModeNumber].HorizontalResolution;\r
117	\r
118	switch (mResolutions[ModeNumber].Bpp) {\r
119	case LCD_BITS_PER_PIXEL_24:\r
120	Info->PixelFormat = PixelRedGreenBlueReserved8BitPerColor;\r
121	Info->PixelInformation.RedMask = LCD_24BPP_RED_MASK;\r
122	Info->PixelInformation.GreenMask = LCD_24BPP_GREEN_MASK;\r
123	Info->PixelInformation.BlueMask = LCD_24BPP_BLUE_MASK;\r
124	Info->PixelInformation.ReservedMask = LCD_24BPP_RESERVED_MASK;\r
125	Status = EFI_SUCCESS;\r
126	break;\r
127	\r
128	case LCD_BITS_PER_PIXEL_16_555:\r
129	Info->PixelFormat = PixelBitMask;\r
130	Info->PixelInformation.RedMask = LCD_16BPP_555_RED_MASK;\r
131	Info->PixelInformation.GreenMask = LCD_16BPP_555_GREEN_MASK;\r
132	Info->PixelInformation.BlueMask = LCD_16BPP_555_BLUE_MASK;\r
133	Info->PixelInformation.ReservedMask = LCD_16BPP_555_RESERVED_MASK;\r
134	Status = EFI_SUCCESS;\r
135	break;\r
136	\r
137	case LCD_BITS_PER_PIXEL_16_565:\r
138	Info->PixelFormat = PixelBitMask;\r
139	Info->PixelInformation.RedMask = LCD_16BPP_565_RED_MASK;\r
140	Info->PixelInformation.GreenMask = LCD_16BPP_565_GREEN_MASK;\r
141	Info->PixelInformation.BlueMask = LCD_16BPP_565_BLUE_MASK;\r
142	Info->PixelInformation.ReservedMask = LCD_16BPP_565_RESERVED_MASK;\r
143	Status = EFI_SUCCESS;\r
144	break;\r
145	\r
146	case LCD_BITS_PER_PIXEL_12_444:\r
147	Info->PixelFormat = PixelBitMask;\r
148	Info->PixelInformation.RedMask = LCD_12BPP_444_RED_MASK;\r
149	Info->PixelInformation.GreenMask = LCD_12BPP_444_GREEN_MASK;\r
150	Info->PixelInformation.BlueMask = LCD_12BPP_444_BLUE_MASK;\r
151	Info->PixelInformation.ReservedMask = LCD_12BPP_444_RESERVED_MASK;\r
152	Status = EFI_SUCCESS;\r
153	break;\r
154	\r
155	case LCD_BITS_PER_PIXEL_8:\r
156	case LCD_BITS_PER_PIXEL_4:\r
157	case LCD_BITS_PER_PIXEL_2:\r
158	case LCD_BITS_PER_PIXEL_1:\r
159	default:\r
160	// These are not supported\r
161	break;\r
162	}\r
163	\r
164	return Status;\r
165	}\r
166	\r
167	EFI_STATUS\r
168	LcdPlatformGetTimings (\r
169	IN UINT32 ModeNumber,\r
170	OUT UINT32* HRes,\r
171	OUT UINT32* HSync,\r
172	OUT UINT32* HBackPorch,\r
173	OUT UINT32* HFrontPorch,\r
174	OUT UINT32* VRes,\r
175	OUT UINT32* VSync,\r
176	OUT UINT32* VBackPorch,\r
177	OUT UINT32* VFrontPorch\r
178	)\r
179	{\r
180	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
181	return EFI_INVALID_PARAMETER;\r
182	}\r
183	\r
184	*HRes = mResolutions[ModeNumber].HorizontalResolution;\r
185	*HSync = mResolutions[ModeNumber].HSync;\r
186	*HBackPorch = mResolutions[ModeNumber].HBackPorch;\r
187	*HFrontPorch = mResolutions[ModeNumber].HFrontPorch;\r
188	*VRes = mResolutions[ModeNumber].VerticalResolution;\r
189	*VSync = mResolutions[ModeNumber].VSync;\r
190	*VBackPorch = mResolutions[ModeNumber].VBackPorch;\r
191	*VFrontPorch = mResolutions[ModeNumber].VFrontPorch;\r
192	\r
193	return EFI_SUCCESS;\r
194	}\r
195	\r
196	EFI_STATUS\r
197	LcdPlatformGetBpp (\r
198	IN UINT32 ModeNumber,\r
199	OUT LCD_BPP * Bpp\r
200	)\r
201	{\r
202	if (ModeNumber >= LcdPlatformGetMaxMode ()) {\r
203	return EFI_INVALID_PARAMETER;\r
204	}\r
205	\r
206	*Bpp = mResolutions[ModeNumber].Bpp;\r
207	\r
208	return EFI_SUCCESS;\r
209	}\r