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include/nuttx/lcd/edid.h: Add extended EDID block IDs

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This commit is contained in:
Gregory Nutt 2019-01-20 15:07:57 -06:00
parent a34c9733bc
commit 3a13d4a5f5
1 changed files with 22 additions and 0 deletions
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22
include/nuttx/lcd/edid.h
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@ -334,4 +334,26 @@
#define EDID_DESC_ZERO_3 4 /* Byte 4: Zero */ #define EDID_DESC_ZERO_3 4 /* Byte 4: Zero */
#define EDID_DESC_INFO 5 /* Bytes 5-17: Determined by descriptor type */ #define EDID_DESC_INFO 5 /* Bytes 5-17: Determined by descriptor type */
/* Extended EDID data offsets ****************************************************************/
/* To be provided */
/* EDID Extensions assigned by VESA (First byte of the Extended EDID block) */
#define EDID_EXT_TIMING 0x00 /* Timing Extension */
#define EDID_EXT_CEA 0x02 /* Additional Timing Data Block (CEA EDID Timing Extension) */
#define EDID_EXT_VTBEXT 0x10 /* Video Timing Block Extension (VTB-EXT) */
#define EDID_EXT_V2p0 0x20 /* EDID 2.0 Extension */
#define EDID_EXT_DIEXT 0x40 /* Display Information Extension (DI-EXT) */
#define EDID_EXT_LSEXT 0x50 /* Localized String Extension (LS-EXT) */
#define EDID_EXT_MIEXT 0x60 /* Microdisplay Interface Extension (MI-EXT) */
#define EDID_EXT_DIDEXIT 0x70 /* Display ID Extension */
#define EDID_EXT_DTCDB_1 0xa7 /* Display Transfer Characteristics Data Block (DTCDB) */
#define EDID_EXT_DTCDB_2 0xaf /* Display Transfer Characteristics Data Block (DTCDB) */
#define EDID_EXT_DTCDB_3 0xbf /* Display Transfer Characteristics Data Block (DTCDB) */
#define EDID_EXT_BLOCKMAP 0xf0 /* Block Map */
#define EDID_EXT_DDDB 0xff /* Display Device Data Block (DDDB) */
#define EDID_EXT_VENDOR 0xff /* Extension defined by monitor manufacturer.
* According to LS-EXT, actual contents varies
* from manufacturer. However, the value is
* later used by DDDB. */
#endif /* __INCLUDE_NUTTX_LCD_EDID_H */ #endif /* __INCLUDE_NUTTX_LCD_EDID_H */