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Fix missing features bitmap in EDID

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Wenting 2024-01-15 23:22:24 -05:00
parent 0420623c76
commit b15cee3316
1 changed files with 7 additions and 3 deletions
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10
fw/edid.c
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@ -27,11 +27,14 @@
#include "edid.h"
#include "config.h"
#ifdef INPUT_DVI
#if defined(INPUT_DVI)
#define EDID_I2C_ADDRESS (0x50)
#define EDID_I2C (i2c0)
#define EDID_I2C_SDA (0)
#define EDID_I2C_SCL (1)
#define EDID_VID_IN_PARAM (0x81) // DVI input
#elif defined(INPUT_TYPEC)
#define EDID_VID_IN_PARAM (0x85) // DisplayPort input
#endif
static char edid[129] = {
@ -44,7 +47,7 @@ static char edid[129] = {
0x20, // year of manufacture (17)
0x01, // EDID version (18)
0x03, // EDID revision (19)
0x85, // display parameter (20)
EDID_VID_IN_PARAM, // video input parameter (20)
(SCREEN_SIZE_X / 10), // horizontal screen size in cm (21)
(SCREEN_SIZE_Y / 10), // vertical screen size in cm (22)
0x78, // display gamma (23)
@ -72,7 +75,8 @@ static char edid[129] = {
(SCREEN_SIZE_Y & 0xff), // Vertical size in mm LSB
(((SCREEN_SIZE_X >> 8) << 4) | (SCREEN_SIZE_Y >> 8)), // HSIZE MSB | VSIZE LSB
0x00, // Horizontal border pixels
0x00, // Vertical border lines 0x1e,
0x00, // Vertical border lines
0x1e, // Features bitmap
// descriptor 2 (72-89) display name
0x00, 0x00, 0x00, 0xfc, 0x00, 0x50, 0x61, 0x70, 0x65, 0x72, 0x20,
0x4d, 0x6f, 0x6e, 0x69, 0x74, 0x6f, 0x72,