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Diffstat (limited to 'tests/include/lib/edid-test.h')
| -rw-r--r-- | tests/include/lib/edid-test.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/tests/include/lib/edid-test.h b/tests/include/lib/edid-test.h new file mode 100644 index 0000000000..073905d5f0 --- /dev/null +++ b/tests/include/lib/edid-test.h @@ -0,0 +1,196 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <stdlib.h> +#include <commonlib/bsd/helpers.h> + + +struct edid_raw { + uint8_t header[8]; + + /* Display product identification */ + uint16_t manufacturer_id; + uint16_t product_code; + uint32_t serial_number; + uint8_t manufacture_week; + uint8_t manufacture_year; + + /* EDID version information */ + uint8_t edid_version; + uint8_t edid_revision; + + /* Basic display parameters */ + uint8_t video_input_type; + uint8_t horizontal_size; /* [cm] */ + uint8_t vertical_size; /* [cm] */ + uint8_t display_gamma; + uint8_t supported_features; + + /* Color space definition */ + uint8_t color_characteristics[10]; + + /* Timing information */ + uint8_t established_supported_timings[2]; + uint8_t manufacturers_reserved_timing; + uint8_t standard_timings_supported[16]; + uint8_t descriptor_block_1[18]; + uint8_t descriptor_block_2[18]; + uint8_t descriptor_block_3[18]; + uint8_t descriptor_block_4[18]; + + /* Number of optional 128-byte extension blocks */ + uint8_t extension_flag; + + uint8_t checksum; +} __packed; + +_Static_assert(sizeof(struct edid_raw) == 128); + +#define EDID_HEADER_RAW { 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00 } +#define EDID_HEADER_INVALID_RAW { 0, 0, 0, 0, 0, 0, 0, 0 } + +#define EDID_MANUFACTURER_ID 0xcb55 +#define EDID_MANUFACTURER_NAME "UNK" +#define EDID_PRODUCT_CODE 0x1234 +#define EDID_SERIAL_NUMBER 0x56789ABC +#define EDID_MANUFACTURE_WEEK 23u +#define EDID_MANUFACTURE_NO_WEEK 0u +#define EDID_MANUFACTURE_YEAR (2015u - 1990u) + +/* Video Input Definition for Analog Video Signal Interface */ +#define EDID_ANALOG_VSI (0u << 7) +#define EDID_SIGNAL_LEVEL_0 0u +#define EDID_SIGNAL_LEVEL_1 (1u << 5) +#define EDID_SIGNAL_LEVEL_2 (2u << 5) +#define EDID_SIGNAL_LEVEL_3 (3u << 5) +#define EDID_VIDEO_SETUP_BLANK_EQ_BLACK 0u +#define EDID_VIDEO_SETUP_BLANK_TO_BLACK (1u << 4) +#define EDID_SEPARATE_SYNC_H_AND_V(v) ((v != 0 ? 0x1 : 0x0) << 3) +#define EDID_COMPOSITE_SYNC_H(v) ((v != 0 ? 0x1 : 0x0) << 2) +#define EDID_COMPOSITE_SYNC_ON_GREEN(v) ((v != 0 ? 0x1 : 0x0) << 1) +#define EDID_SERRATION_VSYNC(v) (v != 0 ? 0x1 : 0x0) + +/* Video Input Definition for Digital Video Signal Interface */ +#define EDID_DIGITAL_VSI (1u << 7) +#define EDID_COLOR_BIT_DEPTH_UNDEFINED 0u +#define EDID_COLOR_BIT_DEPTH_6B (1u << 4) +#define EDID_COLOR_BIT_DEPTH_8B (2u << 4) +#define EDID_COLOR_BIT_DEPTH_10B (3u << 4) +#define EDID_COLOR_BIT_DEPTH_12B (4u << 4) +#define EDID_COLOR_BIT_DEPTH_14B (5u << 4) +#define EDID_COLOR_BIT_DEPTH_16B (6u << 4) +#define EDID_INTERFACE_UNDEFINED 0u +#define EDID_INTERFACE_DVI 1u +#define EDID_INTERFACE_HDMI_A 2u +#define EDID_INTERFACE_HDMI_B 3u +#define EDID_INTERFACE_MDDI 4u +#define EDID_INTERFACE_DP 5u + +/* BEGIN Supported features */ +#define EDID_STANDBY_MODE(v) ((v != 0 ? 0x1 : 0x0) << 7) +#define EDID_SUSPEND_MODE(v) ((v != 0 ? 0x1 : 0x0) << 6) +#define EDID_ACTIVE_OFF(v) ((v != 0 ? 0x1 : 0x0) << 5) +/* For analog interface */ +#define EDID_COLOR_TYPE_MONO 0u +#define EDID_COLOR_TYPE_RGB (1u << 3) +#define EDID_COLOR_TYPE_NON_RGB (2u << 3) +#define EDID_COLOR_TYPE_UNDEFINED (3u << 3) +/* For digital interface */ +#define EDID_COLOR_FORMAT_RGB444 0u +#define EDID_COLOR_FORMAT_RGB444_YCRCB444 (1u << 3) +#define EDID_COLOR_FORMAT_RGB444_YCRCB422 (2u << 3) +#define EDID_COLOR_FORMAT_RGB444_YCRCB422_YCRCB422 (3u << 3) + +#define EDID_SRGB_SUPPORTED(v) (((v) == 0 ? 0u : 1u) << 2) +#define EDID_PREFERRED_TIMING_EXTENDED_INFO (1u << 1) +#define EDID_PREFERRED_TIMING_NO_EXTENDED_INFO 0u +#define EDID_DISPLAY_FREQUENCY_CONTINUOUS 1u +#define EDID_DISPLAY_FREQUENCY_NON_CONTINUOUS 0u +/* END Supported features */ + +/* Red X 0.640 */ +#define EDID_COLOR_R_X 0x25 +/* Red Y 0.330 */ +#define EDID_COLOR_R_Y 0x152 +/* Green X 0.300 */ +#define EDID_COLOR_G_X 0x13a +/* Green Y 0.600 */ +#define EDID_COLOR_G_Y 0x267 +/* Blue X 0.150 */ +#define EDID_COLOR_B_X 0x9a +/* Blue Y 0.060 */ +#define EDID_COLOR_B_Y 0x3e +/* White X 0.3125 */ +#define EDID_COLOR_W_X 0xa +/* White Y 0.3291 */ +#define EDID_COLOR_W_Y 0x22a + +/* 1 and 0 bits of each color */ +#define EDID_COLOR_R_X10_Y10 (((EDID_COLOR_R_X & 0x3) << 2) | (EDID_COLOR_R_Y & 0x3)) +#define EDID_COLOR_G_X10_Y10 (((EDID_COLOR_G_X & 0x3) << 2) | (EDID_COLOR_G_Y & 0x3)) +#define EDID_COLOR_B_X10_Y10 (((EDID_COLOR_B_X & 0x3) << 2) | (EDID_COLOR_B_Y & 0x3)) +#define EDID_COLOR_W_X10_Y10 (((EDID_COLOR_W_X & 0x3) << 2) | (EDID_COLOR_W_Y & 0x3)) + +/* Concatenated 0 and 1 bits of each color. To be put + * as first and second byte of color characteristic. */ +#define EDID_COLOR_RG_XY ((EDID_COLOR_R_X10_Y10 << 4) | EDID_COLOR_G_X10_Y10) +#define EDID_COLOR_BW_XY ((EDID_COLOR_B_X10_Y10 << 4) | EDID_COLOR_W_X10_Y10) + +/* Bits 9 through 2 of each color */ +#define EDID_COLOR_R_X92 (EDID_COLOR_R_X >> 2) +#define EDID_COLOR_R_Y92 (EDID_COLOR_R_Y >> 2) +#define EDID_COLOR_G_X92 (EDID_COLOR_G_X >> 2) +#define EDID_COLOR_G_Y92 (EDID_COLOR_G_Y >> 2) +#define EDID_COLOR_B_X92 (EDID_COLOR_B_X >> 2) +#define EDID_COLOR_B_Y92 (EDID_COLOR_B_Y >> 2) +#define EDID_COLOR_W_X92 (EDID_COLOR_W_X >> 2) +#define EDID_COLOR_W_Y92 (EDID_COLOR_W_Y >> 2) + +#define EDID_ESTABLISHED_TIMINGS_1_800x600_60Hz 1u +#define EDID_ESTABLISHED_TIMINGS_1_800x600_56Hz (1u << 1) +#define EDID_ESTABLISHED_TIMINGS_1_640x480_75Hz (1u << 2) +#define EDID_ESTABLISHED_TIMINGS_1_640x480_72Hz (1u << 3) +#define EDID_ESTABLISHED_TIMINGS_1_640x480_67Hz (1u << 4) +#define EDID_ESTABLISHED_TIMINGS_1_640x480_60Hz (1u << 5) +#define EDID_ESTABLISHED_TIMINGS_1_720x400_88Hz (1u << 6) +#define EDID_ESTABLISHED_TIMINGS_1_720x400_70Hz (1u << 7) + +#define EDID_ESTABLISHED_TIMINGS_2_1280x1024_75Hz 1u +#define EDID_ESTABLISHED_TIMINGS_2_1024x768_75Hz (1u << 1) +#define EDID_ESTABLISHED_TIMINGS_2_1024x768_70Hz (1u << 2) +#define EDID_ESTABLISHED_TIMINGS_2_1024x768_60Hz (1u << 3) +#define EDID_ESTABLISHED_TIMINGS_2_1024x768_80HzI (1u << 4) +#define EDID_ESTABLISHED_TIMINGS_2_832x624_75Hz (1u << 5) +#define EDID_ESTABLISHED_TIMINGS_2_800x600_75Hz (1u << 6) +#define EDID_ESTABLISHED_TIMINGS_2_800x600_72Hz (1u << 7) + +#define EDID_MANUFACTURERS_TIMINGS_1152x870_75Hz (1u << 7) + +#define EDID_HORIZONTAL_ACCESSIBLE_PIXELS(px) (((px) / 8 - 31) & 0xFF) +#define EDID_ASPECT_RATIO_16_10 0u +#define EDID_ASPECT_RATIO_4_3 (1u << 6) +#define EDID_ASPECT_RATIO_5_4 (2u << 6) +#define EDID_ASPECT_RATIO_16_9 (3u << 6) +#define EDID_FIELD_REFRESH_RATE(hz) (((hz) - 60) & 0x1f) + +#define EDID_PIXEL_CLOCK(v) (((v) / 10000) & 0xFFFF) + +#define EDID_RAW_DEFAULT_PARAMS .header = EDID_HEADER_RAW, \ + .edid_version = 1, \ + .edid_revision = 4, \ + .manufacturer_id = EDID_MANUFACTURER_ID, \ + .product_code = EDID_PRODUCT_CODE, \ + .serial_number = EDID_SERIAL_NUMBER, \ + .manufacture_week = EDID_MANUFACTURE_NO_WEEK, \ + .manufacture_year = EDID_MANUFACTURE_YEAR, \ + .color_characteristics = { \ + EDID_COLOR_RG_XY, \ + EDID_COLOR_BW_XY, \ + EDID_COLOR_R_X92, \ + EDID_COLOR_R_Y92, \ + EDID_COLOR_G_X92, \ + EDID_COLOR_G_Y92, \ + EDID_COLOR_B_X92, \ + EDID_COLOR_B_Y92, \ + EDID_COLOR_W_X92, \ + EDID_COLOR_W_Y92, \ + } |