\r
#define LCD_VRAM_SIZE SIZE_8MB\r
\r
-//\r
// Modes definitions\r
-//\r
#define VGA 0\r
#define SVGA 1\r
#define XGA 2\r
#define UXGA 5\r
#define HD 6\r
\r
-//\r
// VGA Mode: 640 x 480\r
-//\r
#define VGA_H_RES_PIXELS 640\r
#define VGA_V_RES_PIXELS 480\r
#define VGA_OSC_FREQUENCY 23750000 /* 0x016A6570 */\r
#define VGA_V_FRONT_PORCH ( 3 - 1)\r
#define VGA_V_BACK_PORCH ( 13 - 1)\r
\r
-//\r
// SVGA Mode: 800 x 600\r
-//\r
#define SVGA_H_RES_PIXELS 800\r
#define SVGA_V_RES_PIXELS 600\r
#define SVGA_OSC_FREQUENCY 38250000 /* 0x0247A610 */\r
#define SVGA_V_FRONT_PORCH ( 3 - 1)\r
#define SVGA_V_BACK_PORCH ( 17 - 1)\r
\r
-//\r
// XGA Mode: 1024 x 768\r
-//\r
#define XGA_H_RES_PIXELS 1024\r
#define XGA_V_RES_PIXELS 768\r
#define XGA_OSC_FREQUENCY 63500000 /* 0x03C8EEE0 */\r
#define XGA_V_FRONT_PORCH ( 3 - 1)\r
#define XGA_V_BACK_PORCH ( 23 - 1)\r
\r
-//\r
// SXGA Mode: 1280 x 1024\r
-//\r
#define SXGA_H_RES_PIXELS 1280\r
#define SXGA_V_RES_PIXELS 1024\r
#define SXGA_OSC_FREQUENCY 109000000 /* 0x067F3540 */\r
#define SXGA_V_FRONT_PORCH ( 3 - 1)\r
#define SXGA_V_BACK_PORCH ( 29 - 1)\r
\r
-//\r
// WSXGA+ Mode: 1680 x 1050\r
-//\r
#define WSXGA_H_RES_PIXELS 1680\r
#define WSXGA_V_RES_PIXELS 1050\r
#define WSXGA_OSC_FREQUENCY 147000000 /* 0x08C30AC0 */\r
#define WSXGA_V_FRONT_PORCH ( 4 - 1)\r
#define WSXGA_V_BACK_PORCH ( 41 - 1)\r
\r
-//\r
// UXGA Mode: 1600 x 1200\r
-//\r
#define UXGA_H_RES_PIXELS 1600\r
#define UXGA_V_RES_PIXELS 1200\r
#define UXGA_OSC_FREQUENCY 161000000 /* 0x0998AA40 */\r
#define UXGA_V_FRONT_PORCH ( 3 - 1)\r
#define UXGA_V_BACK_PORCH ( 38 - 1)\r
\r
-//\r
// HD Mode: 1920 x 1080\r
-//\r
#define HD_H_RES_PIXELS 1920\r
#define HD_V_RES_PIXELS 1080\r
#define HD_OSC_FREQUENCY 165000000 /* 0x09D5B340 */\r
#define HD_V_FRONT_PORCH ( 3 - 1)\r
#define HD_V_BACK_PORCH ( 32 - 1)\r
\r
-//\r
// Colour Masks\r
-//\r
-\r
#define LCD_24BPP_RED_MASK 0x00FF0000\r
#define LCD_24BPP_GREEN_MASK 0x0000FF00\r
#define LCD_24BPP_BLUE_MASK 0x000000FF\r
#define LCD_12BPP_444_BLUE_MASK 0x0000000F\r
#define LCD_12BPP_444_RESERVED_MASK 0x0000F000\r
\r
-/** The enumeration indexes maps the PL111 LcdBpp values used in the LCD Control\r
+/** The enumeration maps the PL111 LcdBpp values used in the LCD Control\r
Register\r
**/\r
typedef enum {\r
LCD_BITS_PER_PIXEL_12_444\r
} LCD_BPP;\r
\r
+/** Platform related initialization function.\r
+\r
+ @param[in] Handle Handle to the LCD device instance.\r
+\r
+ @retval EFI_SUCCESS Plaform library initialized successfully.\r
+ @retval !(EFI_SUCCESS) Other errors.\r
+**/\r
EFI_STATUS\r
LcdPlatformInitializeDisplay (\r
IN EFI_HANDLE Handle\r
);\r
\r
+/** Allocate VRAM memory in DRAM for the framebuffer\r
+ (unless it is reserved already).\r
+\r
+ The allocated address can be used to set the framebuffer.\r
+\r
+ @param[out] VramBaseAddress A pointer to the framebuffer address.\r
+ @param[out] VramSize A pointer to the size of the frame\r
+ buffer in bytes\r
+\r
+ @retval EFI_SUCCESS Frame buffer memory allocated successfully.\r
+ @retval !(EFI_SUCCESS) Other errors.\r
+**/\r
EFI_STATUS\r
LcdPlatformGetVram (\r
OUT EFI_PHYSICAL_ADDRESS* VramBaseAddress,\r
OUT UINTN* VramSize\r
);\r
\r
+/** Return total number of modes supported.\r
+\r
+ Note: Valid mode numbers are 0 to MaxMode - 1\r
+ See Section 12.9 of the UEFI Specification 2.7\r
+\r
+ @retval UINT32 Mode Number.\r
+**/\r
UINT32\r
LcdPlatformGetMaxMode (\r
VOID\r
);\r
\r
+/** Set the requested display mode.\r
+\r
+ @param[in] ModeNumber Mode Number.\r
+\r
+ @retval EFI_SUCCESS Mode set successfully.\r
+ @retval EFI_INVALID_PARAMETER Requested mode not found.\r
+ @retval !(EFI_SUCCESS) Other errors.\r
+**/\r
EFI_STATUS\r
LcdPlatformSetMode (\r
IN UINT32 ModeNumber\r
);\r
\r
+/** Return information for the requested mode number.\r
+\r
+ @param[in] ModeNumber Mode Number.\r
+ @param[out] Info Pointer for returned mode information\r
+ (on success).\r
+\r
+ @retval EFI_SUCCESS Mode information for the requested mode\r
+ returned successfully.\r
+ @retval EFI_INVALID_PARAMETER Requested mode not found.\r
+**/\r
EFI_STATUS\r
LcdPlatformQueryMode (\r
IN UINT32 ModeNumber,\r
OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info\r
);\r
\r
+/** Return display timing information for the requested mode number.\r
+\r
+ @param[in] ModeNumber Mode Number.\r
+\r
+ @param[out] HRes Pointer to horizontal resolution.\r
+ @param[out] HSync Pointer to horizontal sync width.\r
+ @param[out] HBackPorch Pointer to horizontal back porch.\r
+ @param[out] HFrontPorch Pointer to horizontal front porch.\r
+ @param[out] VRes Pointer to vertical resolution.\r
+ @param[out] VSync Pointer to vertical sync width.\r
+ @param[out] VBackPorch Pointer to vertical back porch.\r
+ @param[out] VFrontPorch Pointer to vertical front porch.\r
+\r
+ @retval EFI_SUCCESS Display timing information for the requested\r
+ mode returned successfully.\r
+ @retval EFI_INVALID_PARAMETER Requested mode not found.\r
+**/\r
EFI_STATUS\r
LcdPlatformGetTimings (\r
IN UINT32 ModeNumber,\r
OUT UINT32* VFrontPorch\r
);\r
\r
+/** Return bits per pixel information for a mode number.\r
+\r
+ @param[in] ModeNumber Mode Number.\r
+\r
+ @param[out] Bpp Pointer to value bits per pixel information.\r
+\r
+ @retval EFI_SUCCESS Bit per pixel information for the requested\r
+ mode returned successfully.\r
+ @retval EFI_INVALID_PARAMETER Requested mode not found.\r
+**/\r
EFI_STATUS\r
LcdPlatformGetBpp (\r
IN UINT32 ModeNumber,\r
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