diff options
Diffstat (limited to 'OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h')
| -rw-r--r-- | OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h b/OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h index 93abd523d..c426cb2ab 100644 --- a/OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h +++ b/OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430.h @@ -62,6 +62,24 @@ typedef struct { UINT32 RefreshRate;
} CIRRUS_LOGIC_5430_MODE_DATA;
+#define PIXEL_RED_SHIFT 0
+#define PIXEL_GREEN_SHIFT 3
+#define PIXEL_BLUE_SHIFT 6
+
+#define PIXEL_RED_MASK (BIT7 | BIT6 | BIT5)
+#define PIXEL_GREEN_MASK (BIT4 | BIT3 | BIT2)
+#define PIXEL_BLUE_MASK (BIT1 | BIT0)
+
+#define PIXEL_TO_COLOR_BYTE(pixel, mask, shift) ((UINT8) ((pixel & mask) << shift))
+#define PIXEL_TO_RED_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_RED_MASK, PIXEL_RED_SHIFT)
+#define PIXEL_TO_GREEN_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_GREEN_MASK, PIXEL_GREEN_SHIFT)
+#define PIXEL_TO_BLUE_BYTE(pixel) PIXEL_TO_COLOR_BYTE(pixel, PIXEL_BLUE_MASK, PIXEL_BLUE_SHIFT)
+
+#define RGB_BYTES_TO_PIXEL(Red, Green, Blue) \
+ (UINT8) ( (((Red) >> PIXEL_RED_SHIFT) & PIXEL_RED_MASK) | \
+ (((Green) >> PIXEL_GREEN_SHIFT) & PIXEL_GREEN_MASK) | \
+ (((Blue) >> PIXEL_BLUE_SHIFT) & PIXEL_BLUE_MASK) )
+
#define GRAPHICS_OUTPUT_INVALIDE_MODE_NUMBER 0xffff
//
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