1273 lines
36 KiB
C
1273 lines
36 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#include <stdlib.h>
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#include <tests/test.h>
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#include <edid.h>
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#include <assert.h>
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#include <string.h>
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#include <lib/edid-test.h>
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struct test_state {
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int data_size;
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void *data;
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};
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static uint8_t get_raw_edid_checksum(const unsigned char *x)
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{
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unsigned char sum = 0;
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int i;
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for (i = 0; i < 127; ++i)
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sum += x[i];
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return 256 - sum;
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}
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static void edid_raw_calc_checksum(struct edid_raw *raw)
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{
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raw->checksum = get_raw_edid_checksum((const unsigned char *)raw);
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}
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static void test_decode_edid_no_edid(void **state)
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{
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assert_int_equal(EDID_ABSENT, decode_edid(NULL, 0, NULL));
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}
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static void test_decode_edid_invalid_header(void **state)
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{
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struct edid_raw raw = {
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.header = EDID_HEADER_INVALID_RAW
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};
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raw.checksum = get_raw_edid_checksum((const unsigned char *)&raw);
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assert_int_equal(EDID_ABSENT, decode_edid((unsigned char *)&raw, sizeof(raw), NULL));
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}
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/* Frame is modified example of an LCD Desktop IT display
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* from VESA E-EDID Standard Release A2.
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*/
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static int setup_decode_edid_basic_frame(void **state)
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{
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struct edid_raw raw = {
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EDID_RAW_DEFAULT_PARAMS,
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.video_input_type = EDID_ANALOG_VSI
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| EDID_SIGNAL_LEVEL_0
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| EDID_VIDEO_SETUP_BLANK_EQ_BLACK
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| EDID_SEPARATE_SYNC_H_AND_V(1)
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| EDID_COMPOSITE_SYNC_H(1)
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| EDID_COMPOSITE_SYNC_ON_GREEN(1)
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| EDID_SERRATION_VSYNC(1),
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.horizontal_size = 43, /* [cm] */
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.vertical_size = 32, /* [cm] */
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.display_gamma = 120, /* 220% */
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.supported_features = EDID_STANDBY_MODE(0)
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| EDID_SUSPEND_MODE(0)
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| EDID_ACTIVE_OFF(1)
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| EDID_COLOR_FORMAT_RGB444
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| EDID_SRGB_SUPPORTED(0)
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| EDID_PREFERRED_TIMING_EXTENDED_INFO
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| EDID_DISPLAY_FREQUENCY_CONTINUOUS,
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.established_supported_timings = {
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[0] = EDID_ESTABLISHED_TIMINGS_1_720x400_70Hz
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| EDID_ESTABLISHED_TIMINGS_1_720x400_88Hz
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| EDID_ESTABLISHED_TIMINGS_1_640x480_60Hz
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| EDID_ESTABLISHED_TIMINGS_1_640x480_67Hz
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| EDID_ESTABLISHED_TIMINGS_1_640x480_72Hz
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| EDID_ESTABLISHED_TIMINGS_1_640x480_75Hz
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| EDID_ESTABLISHED_TIMINGS_1_800x600_56Hz
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| EDID_ESTABLISHED_TIMINGS_1_800x600_60Hz,
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[1] = EDID_ESTABLISHED_TIMINGS_2_800x600_72Hz
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| EDID_ESTABLISHED_TIMINGS_2_800x600_75Hz
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| EDID_ESTABLISHED_TIMINGS_2_832x624_75Hz
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| EDID_ESTABLISHED_TIMINGS_2_1024x768_80HzI
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| EDID_ESTABLISHED_TIMINGS_2_1024x768_60Hz
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| EDID_ESTABLISHED_TIMINGS_2_1024x768_70Hz
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| EDID_ESTABLISHED_TIMINGS_2_1024x768_75Hz
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| EDID_ESTABLISHED_TIMINGS_2_1280x1024_75Hz,
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},
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.manufacturers_reserved_timing = EDID_MANUFACTURERS_TIMINGS_1152x870_75Hz,
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.standard_timings_supported = {
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[0] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1600),
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[1] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(85),
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[2] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1600),
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[3] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(75),
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[4] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1600),
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[5] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(70),
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[6] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1600),
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[7] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(65),
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[8] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
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[9] = EDID_ASPECT_RATIO_5_4 | EDID_FIELD_REFRESH_RATE(85),
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[10] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
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[11] = EDID_ASPECT_RATIO_5_4 | EDID_FIELD_REFRESH_RATE(60),
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[12] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1024),
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[13] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(85),
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[14] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(800),
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[15] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(85),
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},
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.descriptor_block_1 = {
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[0] = EDID_PIXEL_CLOCK(162000000u) & 0xFF,
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[1] = (EDID_PIXEL_CLOCK(162000000u) >> 8) & 0xFF,
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/*
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* Horizontal Addressable Video is 1600px
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* Horizontal Blanking is 560px
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*/
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[2] = 0x40, [3] = 0x30, [4] = 0x62,
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/*
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* Vertical Addressable Video is 1200 lines
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* Vertical Blanking is 50 lines
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*/
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[5] = 0xB0, [6] = 0x32, [7] = 0x40,
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[8] = 64u, /* Horizontal Front Porch in pixels */
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[9] = 192u, /* Horizontal Pulse Sync Width in pixels */
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[10] = 0x13, /* Vertical Front Porch is 1 line */
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[11] = 0x00, /* Vertical Sync Pulse Width is 3 lines */
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/*
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* Horizontal Addressable Image Size is 427mm
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* Vertical Addressable Image Size is 320mm
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*/
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[12] = 0xAB, [13] = 0x40, [14] = 0x11,
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[15] = 0x00, /* Horizontal border size is 0px*/
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[16] = 0x00, /* Vertical Border Size is 0px */
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/*
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* Timing is Non-Interlaced Video,
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* Stereo Video is not supported,
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* Digital separate syncs are requires.
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* */
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[17] = 0x1E,
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},
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.descriptor_block_2 = {
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/* Display Range Limits Block Tag */
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[0] = 0, [1] = 0, [2] = 0, [3] = 0xFD,
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[4] = 0, /* Horizontal and Vertical Rate Offsets are zero */
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[5] = 50u, /* Minimum Vertical Freq is 50Hz */
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[6] = 90u, /* Maximum Vertical Freq is 90Hz */
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[7] = 30u, /* Minimum Horizontal Freq is 30kHz */
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[8] = 110u, /* Maximum Horizontal Freq is 110kHz */
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[9] = 23u, /* Maximum Pixel Clock Freq i 230MHz */
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[10] = 0x4, /* Begin CVT Support Info */
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[11] = 0x11, /* Compatible with CVT Version 1.1 */
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[12] = 0, /* Maimum Pixel Clock Freq remains at 230MHz */
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[13] = 200, /* Maximum Active Pixels per Pile is 1600 */
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[14] = 0x90, /* Supported aspect ratios: 4:3, 5:4 */
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/* Preferred Aspect Ratio is 4:3, Standard CVT Blanking is supported */
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[15] = 0,
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[16] = 0x50, /* H. & V. Stretch are supported and Shrinks are not */
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[17] = 60u, /* Preferred Refresh Rate is 60Hz */
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},
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.descriptor_block_3 = {
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/* Established Timings III Block Tag */
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[0] = 0, [1] = 0, [2] = 0, [3] = 0xF7, [4] = 0,
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[5] = 10u, /* VESA DMT Standard Version #10 */
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/*
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* 640x350@85Hz,
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* 640x400@85Hz,
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* 720x400@85Hz,
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* 640x480@85Hz,
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* 800x600@85Hz,
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* 1024x768@85Hz,
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* 1152x864@75Hz
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*/
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[6] = 0x7F,
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/*
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* 1280x960@60Hz,
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* 1280x960@85Hz,
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* 1280x1024@60Hz,
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* 1280x1024@85Hz
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*/
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[7] = 0x0F,
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/*
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* 1400x1050@60Hz (Normal Blanking),
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* 1400x1050@75Hz are supported.
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*/
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[8] = 0x03,
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/*
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* 1400x1050@85Hz,
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* 1600x1200@60Hz,
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* 1600x1200@65Hz,
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* 1600x1200@70Hz are supported.
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*/
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[9] = 0x87,
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/*
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* 1600x1200@75Hz,
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* 1600x1200@85Hz are supported.
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*/
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[10] = 0xC0,
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/* 1920 timings not supported */
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[11] = 0x0,
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[12 ... 17] = 0,
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},
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.descriptor_block_4 = {
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/* Display Product Name Block Tag */
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[0] = 0, [1] = 0, [2] = 0, [3] = 0xFC, [4] = 0,
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/* Product name */
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[5] = 'A',
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[6] = 'B',
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[7] = 'C',
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[8] = ' ',
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[9] = 'L',
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[10] = 'C',
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[11] = 'D',
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[12] = '2',
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[13] = '1',
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[14] = '\n',
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[15] = ' ',
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[16] = ' ',
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[17] = ' ',
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},
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.extension_flag = 0x0, /* No extensions */
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};
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edid_raw_calc_checksum(&raw);
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*state = malloc(sizeof(struct test_state));
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struct test_state ts = {
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.data_size = sizeof(struct edid_raw),
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.data = malloc(sizeof(struct edid_raw))
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};
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memcpy(ts.data, &raw, sizeof(raw));
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memcpy(*state, &ts, sizeof(ts));
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return 0;
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}
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/* Test decoding of EDID frame without extensions.
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*/
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static void test_decode_edid_basic_frame(void **state)
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{
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struct edid out;
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struct test_state *ts = *state;
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/* In real-life situations frames often are not 100% conformant,
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* but are at least correct when it comes to key data fields.
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*/
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assert_int_equal(EDID_CONFORMANT,
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decode_edid((unsigned char *)ts->data, ts->data_size, &out));
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assert_int_equal(32, out.framebuffer_bits_per_pixel);
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assert_int_equal(0, out.panel_bits_per_color);
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assert_int_equal(0, out.panel_bits_per_pixel);
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assert_int_equal(0, out.link_clock);
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assert_int_equal(1600, out.x_resolution);
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assert_int_equal(1200, out.y_resolution);
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assert_int_equal(6400, out.bytes_per_line);
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assert_int_equal(0, out.hdmi_monitor_detected);
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assert_int_equal(0, strnlen(out.ascii_string, ARRAY_SIZE(out.ascii_string)));
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assert_string_equal(out.manufacturer_name, EDID_MANUFACTURER_NAME);
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/* Mode */
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assert_null(out.mode.name);
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assert_int_equal(162000, out.mode.pixel_clock);
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assert_int_equal(1, out.mode.lvds_dual_channel);
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assert_int_equal(0, out.mode.refresh);
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assert_int_equal(1600, out.mode.ha);
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assert_int_equal(560, out.mode.hbl);
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assert_int_equal(64, out.mode.hso);
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assert_int_equal(192, out.mode.hspw);
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assert_int_equal(0, out.mode.hborder);
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assert_int_equal(1200, out.mode.va);
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assert_int_equal(50, out.mode.vbl);
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assert_int_equal(1, out.mode.vso);
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assert_int_equal(0, out.mode.vborder);
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assert_int_equal(43, out.mode.phsync);
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assert_int_equal(43, out.mode.pvsync);
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assert_int_equal(0, out.mode.x_mm);
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assert_int_equal(0, out.mode.y_mm);
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assert_int_equal(1, out.mode_is_supported[EDID_MODE_640x480_60Hz]);
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assert_int_equal(0, out.mode_is_supported[EDID_MODE_720x480_60Hz]);
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assert_int_equal(0, out.mode_is_supported[EDID_MODE_1280x720_60Hz]);
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assert_int_equal(0, out.mode_is_supported[EDID_MODE_1920x1080_60Hz]);
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}
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/* Frame is modified example of base EDID frame with CEA861 extension
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* for DTV Display from VESA E-EDID Standard Release A2.
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*/
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static int setup_decode_edid_dtv_frame_with_extension(void **state)
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{
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struct edid_raw raw = {
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EDID_RAW_DEFAULT_PARAMS,
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.video_input_type = EDID_DIGITAL_VSI
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| EDID_INTERFACE_HDMI_A
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| EDID_COLOR_BIT_DEPTH_8B,
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.horizontal_size = 16, /* Aspect ratio 16:9 in landscape */
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.vertical_size = 0, /* Landscape flag */
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.display_gamma = 120, /* 220% */
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.supported_features = EDID_STANDBY_MODE(0)
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| EDID_SUSPEND_MODE(0)
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| EDID_ACTIVE_OFF(0)
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| EDID_COLOR_FORMAT_RGB444_YCRCB422_YCRCB422
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| EDID_SRGB_SUPPORTED(1)
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| EDID_PREFERRED_TIMING_EXTENDED_INFO
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| EDID_DISPLAY_FREQUENCY_NON_CONTINUOUS,
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.established_supported_timings = {
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[0] = EDID_ESTABLISHED_TIMINGS_1_640x480_60Hz,
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[1] = 0,
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},
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.manufacturers_reserved_timing = 0,
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.standard_timings_supported = { [0 ... 15] = 0, },
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.descriptor_block_1 = {
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[0] = EDID_PIXEL_CLOCK(148500000u) & 0xFF,
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[1] = (EDID_PIXEL_CLOCK(148500000u) >> 8) & 0xFF,
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/* Horizontal Addressable Video is 1920px
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* Horizontal Blanking is 280px
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*/
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[2] = 0x80, [3] = 0x18, [4] = 0x71,
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/* Vertical Addressable Video is 1080 lines
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* Vertical Blanking is 45 lines
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*/
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[5] = 0x38, [6] = 0x2D, [7] = 0x40,
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[8] = 88u, /* Horizontal Front Porch in pixels */
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[9] = 44u, /* Horizontal Pulse Sync Width in pixels */
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[10] = 4u, /* Vertical Front Porch is 4 lines */
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[11] = 5u, /* Vertical Sync Pulse Width is 5 lines */
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/* Horizontal Addressable Image Size is 1039mm
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* Vertical Addressable Image Size is 584mm
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*/
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[12] = 0x0F, [13] = 0x48, [14] = 0x42,
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[15] = 0x00, /* Horizontal border size is 0px*/
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[16] = 0x00, /* Vertical Border Size is 0px */
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/* Timing is Non-Interlaced Video,
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* Stereo Video is not supported,
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* Digital separate and syncs are requires.
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*/
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[17] = 0x1E,
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},
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.descriptor_block_2 = {
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[0] = EDID_PIXEL_CLOCK(74250000u) & 0xFF,
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[1] = (EDID_PIXEL_CLOCK(74250000u) >> 8) & 0xFF,
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/* Horizontal Addressable Video is 1920px
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* Horizontal Blanking is 280px
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*/
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[2] = 0x80, [3] = 0x18, [4] = 0x71,
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/* Vertical Addressable Video is 540 lines
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* Vertical Blanking is 22 lines
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*/
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[5] = 0x1C, [6] = 0x16, [7] = 0x20,
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[8] = 88u, /* Horizontal Front Porch in pixels */
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[9] = 44u, /* Horizontal Pulse Sync Width in pixels */
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[10] = 0x25, /* Vertical Front Porch is 2 lines */
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[11] = 0x00, /* Vertical Sync Pulse Width is 5 lines */
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/* Horizontal Addressable Image Size is 1039mm
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* Vertical Addressable Image Size is 584mm
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*/
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[12] = 0x0F, [13] = 0x48, [14] = 0x42,
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[15] = 0x00, /* Horizontal border size is 0px*/
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[16] = 0x00, /* Vertical Border Size is 0px */
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/* Timing is Interlaced Video,
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* Stereo Video is not supported,
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* Digital separate and syncs are requires.
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*/
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[17] = 0x9E,
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},
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.descriptor_block_3 = {
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[0] = EDID_PIXEL_CLOCK(74250000u) & 0xFF,
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[1] = (EDID_PIXEL_CLOCK(74250000u) >> 8) & 0xFF,
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/* Horizontal Addressable Video is 1280px
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* Horizontal Blanking is 370px
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*/
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[2] = 0x00, [3] = 0x72, [4] = 0x51,
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/* Vertical Addressable Video is 720 lines
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* Vertical Blanking is 30 lines
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*/
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[5] = 0xD0, [6] = 0x1E, [7] = 0x20,
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[8] = 110u, /* Horizontal Front Porch in pixels */
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[9] = 40u, /* Horizontal Pulse Sync Width in pixels */
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[10] = 0x55u, /* Vertical Front Porch is 5 lines */
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[11] = 0x00, /* Vertical Sync Pulse Width is 5 lines */
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/* Horizontal Addressable Image Size is 1039mm
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* Vertical Addressable Image Size is 584mm
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*/
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[12] = 0x0F, [13] = 0x48, [14] = 0x42,
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[15] = 0x00, /* Horizontal border size is 0px*/
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[16] = 0x00, /* Vertical Border Size is 0px */
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/* Timing is Non-Interlaced Video,
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* Stereo Video is not supported,
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* Digital separate syncs are requires.
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*/
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[17] = 0x1E,
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},
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.descriptor_block_4 = {
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/* Display Product Name Block Tag */
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[0] = 0, [1] = 0, [2] = 0, [3] = 0xFC, [4] = 0,
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/* Product name */
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[5] = 'A',
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[6] = 'B',
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[7] = 'C',
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[8] = ' ',
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[9] = 'L',
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[10] = 'C',
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[11] = 'D',
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[12] = '4',
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[13] = '7',
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[14] = 'w',
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[15] = '\n',
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[16] = ' ',
|
|
[17] = ' ',
|
|
},
|
|
.extension_flag = 0x0, /* No extensions */
|
|
};
|
|
|
|
edid_raw_calc_checksum(&raw);
|
|
|
|
unsigned char ext[128] = {
|
|
[0] = 0x02, /* CEA 861 Extension Block Tag Code */
|
|
[1] = 0x03, /* CEA 861 Block Version */
|
|
|
|
[2] = 0x18, /* Detail Timing Descriptors start 0x18 bytes from here */
|
|
|
|
/* Underscan is not supported
|
|
* Basic Audio is supported
|
|
* YCbCr 4:4:4 & YCbCr 4:2:2 are supported
|
|
* Number of native formats: 2
|
|
*/
|
|
[3] = 0x72,
|
|
|
|
/* Video Data Block Tag Code is 2
|
|
* Number of Short Video Descriptor Bytes i 7
|
|
*/
|
|
[4] = 0x47,
|
|
|
|
/* 1920x1080p 59.94/60 Hz 16 : 9 AR (CEA Format #16)
|
|
* is a supported Native Format. */
|
|
[5] = 0x90,
|
|
|
|
/* 1920x1080i 59.94/60 Hz 16 : 9 AR (CEA Format #5)
|
|
* is a supported Native Format. */
|
|
[6] = 0x85,
|
|
|
|
/* 1280x720p 59.94/60 Hz 16 : 9 AR (CEA Format #4) is a supported format. */
|
|
[7] = 0x04,
|
|
|
|
/* 720x480p 59.94/60 Hz 16 : 9 AR (CEA Format #3) is a supported format. */
|
|
[8] = 0x03,
|
|
|
|
/* 720x480p 59.94/60 Hz 4 : 3 AR (CEA Format #2) is a supported format. */
|
|
[9] = 0x02,
|
|
|
|
/* 720x480i 59.94/60 Hz 16 : 9 AR (CEA Format #7) is a supported format. */
|
|
[10] = 0x07,
|
|
|
|
/* 720x480i 59.94/60 Hz 4 : 3 AR (CEA Format #6) is a supported format. */
|
|
[11] = 0x06,
|
|
|
|
/* Audio Data Block Tag Code is 1.
|
|
* Number of Short Audio Descriptor Bytes is 3.
|
|
*/
|
|
[12] = 0x23,
|
|
|
|
/* Audio Format Tag Code is 1 --- LPCM is supported.
|
|
* Maximum number of audio channels is 2
|
|
*/
|
|
[13] = 0x09,
|
|
|
|
/* Supported Sampling Frequencies include: 48kHz; 44.1kHz & 32kHz. */
|
|
[14] = 0x07,
|
|
|
|
/* Supported Sampling Bit Rates include: 24 bit; 20 bit & 16 bit. */
|
|
[15] = 0x07,
|
|
|
|
/* Speaker Allocation Block Tag Code is 4.
|
|
* Number of Speaker Allocation
|
|
* Descriptor Bytes is 3.
|
|
*/
|
|
[16] = 0x83,
|
|
|
|
/* Speaker Allocation is Front-Left & Front-Right */
|
|
[17] = 0x01,
|
|
|
|
/* Reserved */
|
|
[18 ... 19] = 0,
|
|
|
|
/* Vendor Specific Data Block Tag Code is 3.
|
|
* Number of Vendor Specific Data Bytes is 5.
|
|
*/
|
|
[20] = 0x65,
|
|
|
|
/* 24bit IEEE registration Identifier is 0x000C03 */
|
|
[21] = 0x03, [22] = 0x0C, [23] = 0x00,
|
|
|
|
/* Vendor Specific Data is 0x10000 */
|
|
[24] = 0x01, [25] = 0x00,
|
|
|
|
/* Descriptor Block 5 [18 Bytes] */
|
|
|
|
[26] = EDID_PIXEL_CLOCK(27027000u) & 0xFF,
|
|
[27] = (EDID_PIXEL_CLOCK(27027000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 720px.
|
|
* Horizontal Blanking is 138 px.
|
|
*/
|
|
[28] = 0xD0, [29] = 0x8A, [30] = 0x20,
|
|
|
|
/* Vertical Addressable Video is 480 lines.
|
|
* Vertical Blanking is 45 lines.
|
|
*/
|
|
[31] = 0xE0, [32] = 0x2D, [33] = 0x10,
|
|
|
|
[34] = 16u, /* Horizontal Front Porch in pixels */
|
|
[35] = 62u, /* Horizontal Sync Pulse Width in pixels */
|
|
[36] = 0x96, /* Vertical Front Porch is 9 lines */
|
|
[37] = 0x00, /* Vertical Sync Pulse Width is 6 lines */
|
|
|
|
/* Displayed Image Aspect Ratio is 16:9 */
|
|
[38] = 16u, [39] = 9u, [40] = 0u,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[41] = 0u, [42] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[43] = 0x18,
|
|
|
|
/* Descriptor Block 6 [18 Bytes] */
|
|
|
|
[44] = EDID_PIXEL_CLOCK(27027000u) & 0xFF,
|
|
[45] = (EDID_PIXEL_CLOCK(27027000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 720px.
|
|
* Horizontal Blanking is 138 px.
|
|
*/
|
|
[46] = 0xD0, [47] = 0x8A, [48] = 0x20,
|
|
|
|
/* Vertical Addressable Video is 480 lines.
|
|
* Vertical Blanking is 45 lines.
|
|
*/
|
|
[49] = 0xE0, [50] = 0x2D, [51] = 0x10,
|
|
|
|
[52] = 16u, /* Horizontal Front Porch in pixels */
|
|
[53] = 62u, /* Horizontal Sync Pulse Width in pixels */
|
|
[54] = 0x96, /* Vertical Front Porch is 9 lines */
|
|
[55] = 0x00, /* Vertical Sync Pulse Width is 6 lines */
|
|
|
|
/* Displayed Image Aspect Ratio is 4:3 */
|
|
[56] = 4u, [57] = 3u, [58] = 0u,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[59] = 0u, [60] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[61] = 0x18,
|
|
|
|
/* Descriptor Block 7 [18 Bytes] */
|
|
|
|
[62] = EDID_PIXEL_CLOCK(27027000u) & 0xFF,
|
|
[63] = (EDID_PIXEL_CLOCK(27027000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1440px.
|
|
* Horizontal Blanking is 276 px.
|
|
*/
|
|
[64] = 0xA0, [65] = 0x14, [66] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 240 lines.
|
|
* Vertical Blanking is 23 lines.
|
|
*/
|
|
[67] = 0xF0, [68] = 0x16, [69] = 0x00,
|
|
|
|
[70] = 38u, /* Horizontal Front Porch in pixels */
|
|
[71] = 124u, /* Horizontal Sync Pulse Width in pixels */
|
|
[72] = 0x43, /* Vertical Front Porch is 9 lines */
|
|
[73] = 0x00, /* Vertical Sync Pulse Width is 6 lines */
|
|
|
|
/* Displayed Image Aspect Ratio is 16:9 */
|
|
[74] = 16u, [75] = 9u, [76] = 0u,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[77] = 0u, [78] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[79] = 0x98,
|
|
|
|
/* Descriptor Block 8 [18 Bytes] */
|
|
|
|
[80] = EDID_PIXEL_CLOCK(27027000u) & 0xFF,
|
|
[81] = (EDID_PIXEL_CLOCK(27027000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1440px.
|
|
* Horizontal Blanking is 276 px.
|
|
*/
|
|
[82] = 0xA0, [83] = 0x14, [84] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 240 lines.
|
|
* Vertical Blanking is 23 lines.
|
|
*/
|
|
[85] = 0xF0, [86] = 0x16, [87] = 0x00,
|
|
|
|
[88] = 38u, /* Horizontal Front Porch in pixels */
|
|
[89] = 124u, /* Horizontal Sync Pulse Width in pixels */
|
|
[90] = 0x43, /* Vertical Front Porch is 9 lines */
|
|
[91] = 0x00, /* Vertical Sync Pulse Width is 6 lines */
|
|
|
|
/* Displayed Image Aspect Ratio is 4:3 */
|
|
[92] = 4u, [93] = 3u, [94] = 0u,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[95] = 0u, [96] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[97] = 0x98,
|
|
|
|
[99 ... 126] = 0
|
|
};
|
|
|
|
ext[127] = get_raw_edid_checksum(ext);
|
|
|
|
*state = malloc(sizeof(struct test_state));
|
|
|
|
struct test_state ts = {
|
|
.data_size = sizeof(raw) + sizeof(ext),
|
|
.data = malloc(sizeof(raw) + sizeof(ext))
|
|
};
|
|
|
|
memcpy(ts.data, &raw, sizeof(raw));
|
|
memcpy(ts.data + sizeof(raw), &ext[0], sizeof(ext));
|
|
|
|
memcpy(*state, &ts, sizeof(ts));
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Test decoding of EDID frame with one extension.
|
|
*/
|
|
static void test_decode_edid_dtv_frame_with_extension(void **state)
|
|
{
|
|
struct edid out;
|
|
struct test_state *ts = *state;
|
|
|
|
/* In real-life situations frames often are not 100% conformant,
|
|
* but are at least correct when it comes to key data fields.
|
|
*/
|
|
assert_int_equal(EDID_CONFORMANT,
|
|
decode_edid((unsigned char *)ts->data, ts->data_size, &out));
|
|
|
|
assert_int_equal(32, out.framebuffer_bits_per_pixel);
|
|
assert_int_equal(8, out.panel_bits_per_color);
|
|
assert_int_equal(24, out.panel_bits_per_pixel);
|
|
assert_int_equal(0, out.link_clock);
|
|
assert_int_equal(1920, out.x_resolution);
|
|
assert_int_equal(1080, out.y_resolution);
|
|
assert_int_equal(7680, out.bytes_per_line);
|
|
assert_int_equal(1, out.hdmi_monitor_detected);
|
|
assert_int_equal(0, strnlen(out.ascii_string, ARRAY_SIZE(out.ascii_string)));
|
|
assert_string_equal(out.manufacturer_name, EDID_MANUFACTURER_NAME);
|
|
|
|
/* Mode */
|
|
assert_null(out.mode.name);
|
|
assert_int_equal(148500, out.mode.pixel_clock);
|
|
assert_int_equal(1, out.mode.lvds_dual_channel);
|
|
assert_int_equal(0, out.mode.refresh);
|
|
assert_int_equal(1920, out.mode.ha);
|
|
assert_int_equal(280, out.mode.hbl);
|
|
assert_int_equal(88, out.mode.hso);
|
|
assert_int_equal(44, out.mode.hspw);
|
|
assert_int_equal(0, out.mode.hborder);
|
|
assert_int_equal(1080, out.mode.va);
|
|
assert_int_equal(45, out.mode.vbl);
|
|
assert_int_equal(16, out.mode.vso);
|
|
assert_int_equal(0, out.mode.vborder);
|
|
assert_int_equal(43, out.mode.phsync);
|
|
assert_int_equal(43, out.mode.pvsync);
|
|
assert_int_equal(0, out.mode.x_mm);
|
|
assert_int_equal(0, out.mode.y_mm);
|
|
|
|
assert_int_equal(1, out.mode_is_supported[EDID_MODE_640x480_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_720x480_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_1280x720_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_1920x1080_60Hz]);
|
|
}
|
|
|
|
|
|
/* Test decoding of EDID frame with one extension. Tested frame is modified
|
|
* example of base EDID frame with CEA861 extension for IT/DTV Display from
|
|
* VESA E-EDID Standard Release A2.
|
|
*/
|
|
static int setup_decode_edid_it_dtv_frame_with_extension(void **state)
|
|
{
|
|
struct edid_raw raw = {
|
|
EDID_RAW_DEFAULT_PARAMS,
|
|
.video_input_type = EDID_DIGITAL_VSI
|
|
| EDID_INTERFACE_HDMI_A
|
|
| EDID_COLOR_BIT_DEPTH_8B,
|
|
.horizontal_size = 121, /* Aspect ratio 16:9 in landscape */
|
|
.vertical_size = 68, /* Landscape flag */
|
|
.display_gamma = 120, /* 220% */
|
|
.supported_features = EDID_STANDBY_MODE(0)
|
|
| EDID_SUSPEND_MODE(0)
|
|
| EDID_ACTIVE_OFF(0)
|
|
| EDID_COLOR_FORMAT_RGB444_YCRCB422_YCRCB422
|
|
| EDID_SRGB_SUPPORTED(1)
|
|
| EDID_PREFERRED_TIMING_EXTENDED_INFO
|
|
| EDID_DISPLAY_FREQUENCY_NON_CONTINUOUS,
|
|
.established_supported_timings = {
|
|
[0] = EDID_ESTABLISHED_TIMINGS_1_800x600_60Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_800x600_56Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_640x480_75Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_640x480_72Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_640x480_67Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_640x480_60Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_720x400_88Hz
|
|
| EDID_ESTABLISHED_TIMINGS_1_720x400_70Hz,
|
|
[1] = EDID_ESTABLISHED_TIMINGS_2_1280x1024_75Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_1024x768_75Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_1024x768_70Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_1024x768_60Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_832x624_75Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_800x600_75Hz
|
|
| EDID_ESTABLISHED_TIMINGS_2_800x600_72Hz,
|
|
},
|
|
.manufacturers_reserved_timing = EDID_MANUFACTURERS_TIMINGS_1152x870_75Hz,
|
|
.standard_timings_supported = {
|
|
[0] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
|
|
[1] = EDID_ASPECT_RATIO_5_4 | EDID_FIELD_REFRESH_RATE(85),
|
|
|
|
[2] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
|
|
[3] = EDID_ASPECT_RATIO_5_4 | EDID_FIELD_REFRESH_RATE(60),
|
|
|
|
[4] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
|
|
[5] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(85),
|
|
|
|
[6] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1280),
|
|
[7] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(60),
|
|
|
|
[8] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(1024),
|
|
[9] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(85),
|
|
|
|
[10] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(848),
|
|
[11] = EDID_ASPECT_RATIO_16_9 | EDID_FIELD_REFRESH_RATE(60),
|
|
|
|
[12] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(800),
|
|
[13] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(60),
|
|
|
|
[14] = EDID_HORIZONTAL_ACCESSIBLE_PIXELS(640),
|
|
[15] = EDID_ASPECT_RATIO_4_3 | EDID_FIELD_REFRESH_RATE(60),
|
|
},
|
|
.descriptor_block_1 = {
|
|
[0] = EDID_PIXEL_CLOCK(85500000u) & 0xFF,
|
|
[1] = (EDID_PIXEL_CLOCK(85500000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1360px
|
|
* Horizontal Blanking is 432px
|
|
*/
|
|
[2] = 0x50, [3] = 0xB0, [4] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 768 lines
|
|
* Vertical Blanking is 27 lines
|
|
*/
|
|
[5] = 0x00, [6] = 0x1B, [7] = 0x30,
|
|
|
|
[8] = 64u, /* Horizontal Front Porch in pixels */
|
|
[9] = 112u, /* Horizontal Pulse Sync Width in pixels */
|
|
[10] = 0x36, /* Vertical Front Porch is 3 lines */
|
|
[11] = 0u, /* Vertical Sync Pulse Width is 6 lines */
|
|
|
|
/* Horizontal Addressable Image Size is 1214mm
|
|
* Vertical Addressable Image Size is 683mm
|
|
*/
|
|
[12] = 0xBE, [13] = 0xAB, [14] = 0x42,
|
|
|
|
[15] = 0x00, /* Horizontal border size is 0px*/
|
|
[16] = 0x00, /* Vertical Border Size is 0px */
|
|
|
|
/* Timing is Non-Interlaced Video,
|
|
* Stereo Video is not supported,
|
|
* Digital separate and syncs are requires.
|
|
*/
|
|
[17] = 0x1E,
|
|
},
|
|
.descriptor_block_2 = {
|
|
[0] = EDID_PIXEL_CLOCK(74250000u) & 0xFF,
|
|
[1] = (EDID_PIXEL_CLOCK(74250000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1280px
|
|
* Horizontal Blanking is 370px
|
|
*/
|
|
[2] = 0x00, [3] = 0x72, [4] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 720 lines
|
|
* Vertical Blanking is 30 lines
|
|
*/
|
|
[5] = 0xD0, [6] = 0x1E, [7] = 0x20,
|
|
|
|
[8] = 110u, /* Horizontal Front Porch in pixels */
|
|
[9] = 40u, /* Horizontal Pulse Sync Width in pixels */
|
|
[10] = 0x55, /* Vertical Front Porch is 5 lines */
|
|
[11] = 0x00, /* Vertical Sync Pulse Width is 5 lines */
|
|
|
|
/* Horizontal Addressable Image Size is 1214mm
|
|
* Vertical Addressable Image Size is 683mm
|
|
*/
|
|
[12] = 0xBE, [13] = 0xAB, [14] = 0x42,
|
|
|
|
[15] = 0x00, /* Horizontal border size is 0px*/
|
|
[16] = 0x00, /* Vertical Border Size is 0px */
|
|
|
|
/* Timing is Non-Interlaced Video,
|
|
* Stereo Video is not supported,
|
|
* Digital separate and syncs are requires.
|
|
*/
|
|
[17] = 0x1E,
|
|
},
|
|
.descriptor_block_3 = {
|
|
/* Established timings III Block Tag */
|
|
[0 ... 2] = 0u, [3] = 0xF7, [4] = 0u,
|
|
|
|
/*
|
|
* VESA DMT Standard Version #10
|
|
*/
|
|
[5] = 10u,
|
|
|
|
/* 640x350@85Hz,
|
|
* 640x400@85Hz,
|
|
* 720x400@85Hz,
|
|
* 640x480@85Hz,
|
|
* 800x600@85Hz,
|
|
* 1024x768@85Hz,
|
|
* 1152x864@75Hz are supported.
|
|
*/
|
|
[6] = 0x7F,
|
|
|
|
/* 1280x960@60Hz,
|
|
* 1280x960@85Hz,
|
|
* 1280x1024@60Hz,
|
|
* 1280x1024@85Hz
|
|
*/
|
|
[7] = 0x0F,
|
|
|
|
/* 1400x1050@60Hz (Normal Blanking),
|
|
* 1400x1050@75Hz are supported.
|
|
*/
|
|
[8] = 0x03,
|
|
|
|
/* 1400x1050@85Hz,
|
|
* 1600x1200@60Hz,
|
|
* 1600x1200@65Hz,
|
|
* 1600x1200@70Hz are supported.
|
|
*/
|
|
[9] = 0x87,
|
|
|
|
/* 1600x1200@75Hz,
|
|
* 1600x1200@85Hz are supported.
|
|
*/
|
|
[10] = 0xC0,
|
|
|
|
/* 1920 PC Timings are not supported. */
|
|
[11] = 0u,
|
|
|
|
/* Reserved */
|
|
[12 ... 17] = 0,
|
|
},
|
|
.descriptor_block_4 = {
|
|
/* Display Product Name Block Tag */
|
|
[0] = 0, [1] = 0, [2] = 0, [3] = 0xFC, [4] = 0,
|
|
|
|
/* Product name */
|
|
[5] = 'A',
|
|
[6] = 'B',
|
|
[7] = 'C',
|
|
[8] = ' ',
|
|
[9] = 'P',
|
|
[10] = 'L',
|
|
[11] = 'A',
|
|
[12] = '5',
|
|
[13] = '5',
|
|
[14] = '\n',
|
|
[15] = ' ',
|
|
[16] = ' ',
|
|
[17] = ' ',
|
|
},
|
|
.extension_flag = 0x0, /* No extensions */
|
|
};
|
|
|
|
edid_raw_calc_checksum(&raw);
|
|
|
|
unsigned char ext[128] = {
|
|
[0] = 0x02, /* CEA 861 Extension Block Tag Code */
|
|
[1] = 0x03, /* CEA 861 Block Version */
|
|
[2] = 0x17, /* Detail Timing Descriptors start 0x17 bytesfrom here */
|
|
|
|
/* Underscan is supported
|
|
* Basic Audio is supported
|
|
* YCbCr 4:4:4 & YCbCr 4:2:2 are supported
|
|
* Number of native formats: 0
|
|
*/
|
|
[3] = 0xF0,
|
|
|
|
/* Video Data Block Tag Code is 2
|
|
* Number of Short Video Descriptor Bytes i 6
|
|
*/
|
|
[4] = 0x46,
|
|
|
|
/* 1920x1080i 59.94/60 Hz 16 : 9 AR (CEA Format #5) is a supported format. */
|
|
[5] = 0x05,
|
|
|
|
/* 1280x720p 59.94/60 Hz 16 : 9 AR (CEA Format #4) is a supported format. */
|
|
[6] = 0x04,
|
|
|
|
/* 720x480p 59.94/60 Hz 16 : 9 AR (CEA Format #3) is a supported format. */
|
|
[7] = 0x03,
|
|
|
|
/* 720x480p 59.94/60 Hz 4 : 3 AR (CEA Format #2) is a supported format. */
|
|
[8] = 0x02,
|
|
|
|
/* 720x480i 59.94/60 Hz 16 : 9 AR (CEA Format #7) is a supported format. */
|
|
[9] = 0x07,
|
|
|
|
/* 720x480i 59.94/60 Hz 4 : 3 AR (CEA Format #6) is a supported format. */
|
|
[10] = 0x06,
|
|
|
|
/* Audio Data Block Tag Code is 1.
|
|
* Number of Short Audio Descriptor Bytes is 3.
|
|
*/
|
|
[11] = 0x23,
|
|
|
|
/* Audio Format Tag Code is 1 --- LPCM is supported.
|
|
* Maximum number of audio channels is 2
|
|
*/
|
|
[12] = 0x09,
|
|
|
|
/* Supported Sampling Frequencies include: 48kHz; 44.1kHz & 32kHz. */
|
|
[13] = 0x07,
|
|
|
|
/* Supported Sampling Bit Rates include: 24 bit; 20 bit & 16 bit. */
|
|
[14] = 0x07,
|
|
|
|
/* Speaker Allocation Block Tag Code is 4.
|
|
* Number of Speaker Allocation
|
|
* Descriptor Bytes is 3.
|
|
*/
|
|
[15] = 0x83,
|
|
|
|
/* Speaker Allocation is Front-Left & Front-Right */
|
|
[16] = 0x01,
|
|
|
|
/* Reserved */
|
|
[17 ... 18] = 0,
|
|
|
|
/* Vendor Specific Data Block Tag Code is 3.
|
|
* Number of Vendor Specific Data Bytes is 5.
|
|
*/
|
|
[19] = 0x65,
|
|
|
|
/* 24bit IEEE registration Identifier is 0x000C03 */
|
|
[20] = 0x03, [21] = 0x0C, [22] = 0x00,
|
|
|
|
/* Vendor Specific Data is 0x10000 */
|
|
[23] = 0x01, [24] = 0x00,
|
|
|
|
/* Descriptor Block 5 [18 Bytes] */
|
|
|
|
[25] = EDID_PIXEL_CLOCK(74250000u) & 0xFF,
|
|
[26] = (EDID_PIXEL_CLOCK(74250000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1920px.
|
|
* Horizontal Blanking is 280px.
|
|
*/
|
|
[27] = 0x80, [28] = 0x18, [29] = 0x71,
|
|
|
|
/* Vertical Addressable Video is 540 lines.
|
|
* Vertical Blanking is 22 lines.
|
|
*/
|
|
[30] = 0x1C, [31] = 0x16, [32] = 0x20,
|
|
|
|
[33] = 88u, /* Horizontal Front Porch in pixels */
|
|
[34] = 44u, /* Horizontal Sync Pulse Width in pixels */
|
|
[35] = 0x25, /* Vertical Front Porch is 2 lines */
|
|
[36] = 0x00, /* Vertical Sync Pulse Width is 5 lines */
|
|
|
|
/* Image size: 1039mm x 584mm */
|
|
[37] = 0x0F, [38] = 0x48, [39] = 0x42,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[40] = 0u, [41] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[42] = 0x9E,
|
|
|
|
/* Descriptor Block 6 [18 Bytes] */
|
|
|
|
[43] = EDID_PIXEL_CLOCK(74250000u) & 0xFF,
|
|
[44] = (EDID_PIXEL_CLOCK(74250000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1280px.
|
|
* Horizontal Blanking is 370 px.
|
|
*/
|
|
[45] = 0x00, [46] = 0x72, [47] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 720 lines.
|
|
* Vertical Blanking is 30 lines.
|
|
*/
|
|
[48] = 0xD0, [49] = 0x1E, [50] = 0x20,
|
|
|
|
[51] = 110u, /* Horizontal Front Porch in pixels */
|
|
[52] = 40u, /* Horizontal Sync Pulse Width in pixels */
|
|
[53] = 0x55, /* Vertical Front Porch is 5 lines */
|
|
[54] = 0x00, /* Vertical Sync Pulse Width is 5 lines */
|
|
|
|
/* Image size: 1039mm x 584mm */
|
|
[55] = 0x0F, [56] = 0x48, [57] = 0x42,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[58] = 0u, [59] = 0u,
|
|
|
|
/* Timing is Non-Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[60] = 0x1E,
|
|
|
|
/* Descriptor Block 7 [18 Bytes] */
|
|
|
|
[61] = EDID_PIXEL_CLOCK(27000000u) & 0xFF,
|
|
[62] = (EDID_PIXEL_CLOCK(27000000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1440px.
|
|
* Horizontal Blanking is 276 px.
|
|
*/
|
|
[63] = 0xA0, [64] = 0x14, [65] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 240 lines.
|
|
* Vertical Blanking is 23 lines.
|
|
*/
|
|
[66] = 0xF0, [67] = 0x16, [68] = 0x00,
|
|
|
|
[69] = 38u, /* Horizontal Front Porch in pixels */
|
|
[70] = 124u, /* Horizontal Sync Pulse Width in pixels */
|
|
[71] = 0x43, /* Vertical Front Porch is 4 lines */
|
|
[72] = 0x00, /* Vertical Sync Pulse Width is 3 lines */
|
|
|
|
/* Image size: 1039mm x 584mm */
|
|
[73] = 0x0F, [74] = 0x48, [75] = 0x42,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[76] = 0u, [77] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[78] = 0x18,
|
|
|
|
/* Descriptor Block 8 [18 Bytes] */
|
|
|
|
[79] = EDID_PIXEL_CLOCK(27027000u) & 0xFF,
|
|
[80] = (EDID_PIXEL_CLOCK(27027000u) >> 8) & 0xFF,
|
|
|
|
/* Horizontal Addressable Video is 1440px.
|
|
* Horizontal Blanking is 276 px.
|
|
*/
|
|
[81] = 0xA0, [82] = 0x14, [83] = 0x51,
|
|
|
|
/* Vertical Addressable Video is 240 lines.
|
|
* Vertical Blanking is 23 lines.
|
|
*/
|
|
[84] = 0xF0, [85] = 0x16, [86] = 0x00,
|
|
|
|
[87] = 38u, /* Horizontal Front Porch in pixels */
|
|
[88] = 124u, /* Horizontal Sync Pulse Width in pixels */
|
|
[89] = 0x43, /* Vertical Front Porch is 4 lines */
|
|
[90] = 0x00, /* Vertical Sync Pulse Width is 3 lines */
|
|
|
|
/* Image size: 1039mm x 584mm */
|
|
[91] = 0x0F, [92] = 0x48, [93] = 0x42,
|
|
|
|
/* Horizontal and Vertical Border Size is 0 px */
|
|
[94] = 0u, [95] = 0u,
|
|
|
|
/* Timing is Interlaced Video
|
|
* Stereo Video is not supported
|
|
* Digital Separate Syncs are required
|
|
*/
|
|
[96] = 0x98,
|
|
|
|
[97 ... 126] = 0,
|
|
};
|
|
|
|
ext[127] = get_raw_edid_checksum(ext);
|
|
|
|
*state = malloc(sizeof(struct test_state));
|
|
|
|
struct test_state ts = {
|
|
.data_size = sizeof(raw) + sizeof(ext),
|
|
.data = malloc(sizeof(raw) + sizeof(ext))
|
|
};
|
|
|
|
memcpy(ts.data, &raw, sizeof(raw));
|
|
memcpy(ts.data + sizeof(raw), &ext[0], sizeof(ext));
|
|
|
|
memcpy(*state, &ts, sizeof(ts));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void test_decode_edid_it_dtv_frame_with_extension(void **state)
|
|
{
|
|
struct edid out;
|
|
struct test_state *ts = *state;
|
|
|
|
/* In real-life situations frames often are not 100% conformant,
|
|
* but are at least correct when it comes to key data fields.
|
|
*/
|
|
assert_int_equal(EDID_CONFORMANT,
|
|
decode_edid((unsigned char *)ts->data, ts->data_size, &out));
|
|
|
|
assert_int_equal(32, out.framebuffer_bits_per_pixel);
|
|
assert_int_equal(8, out.panel_bits_per_color);
|
|
assert_int_equal(24, out.panel_bits_per_pixel);
|
|
assert_int_equal(0, out.link_clock);
|
|
assert_int_equal(1360, out.x_resolution);
|
|
assert_int_equal(768, out.y_resolution);
|
|
assert_int_equal(5440, out.bytes_per_line);
|
|
assert_int_equal(1, out.hdmi_monitor_detected);
|
|
assert_int_equal(0, strnlen(out.ascii_string, ARRAY_SIZE(out.ascii_string)));
|
|
assert_string_equal(out.manufacturer_name, EDID_MANUFACTURER_NAME);
|
|
|
|
/* Mode */
|
|
assert_null(out.mode.name);
|
|
assert_int_equal(85500, out.mode.pixel_clock);
|
|
assert_int_equal(0, out.mode.lvds_dual_channel);
|
|
assert_int_equal(0, out.mode.refresh);
|
|
assert_int_equal(1360, out.mode.ha);
|
|
assert_int_equal(432, out.mode.hbl);
|
|
assert_int_equal(64, out.mode.hso);
|
|
assert_int_equal(112, out.mode.hspw);
|
|
assert_int_equal(0, out.mode.hborder);
|
|
assert_int_equal(768, out.mode.va);
|
|
assert_int_equal(27, out.mode.vbl);
|
|
assert_int_equal(3, out.mode.vso);
|
|
assert_int_equal(0, out.mode.vborder);
|
|
assert_int_equal(43, out.mode.phsync);
|
|
assert_int_equal(43, out.mode.pvsync);
|
|
assert_int_equal(0, out.mode.x_mm);
|
|
assert_int_equal(0, out.mode.y_mm);
|
|
|
|
assert_int_equal(1, out.mode_is_supported[EDID_MODE_640x480_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_720x480_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_1280x720_60Hz]);
|
|
assert_int_equal(0, out.mode_is_supported[EDID_MODE_1920x1080_60Hz]);
|
|
}
|
|
|
|
static int teardown_edid_test(void **state)
|
|
{
|
|
struct test_state *ts;
|
|
|
|
if (*state == NULL)
|
|
return 0;
|
|
|
|
ts = (struct test_state *)*state;
|
|
|
|
free(ts->data);
|
|
free(ts);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void test_edid_set_framebuffer_bits_per_pixel(void **state)
|
|
{
|
|
struct edid out;
|
|
struct test_state *ts = *state;
|
|
|
|
decode_edid((unsigned char *)ts->data, ts->data_size, &out);
|
|
|
|
edid_set_framebuffer_bits_per_pixel(&out, 16, 2);
|
|
|
|
assert_int_equal(16, out.framebuffer_bits_per_pixel);
|
|
assert_int_equal(out.mode.ha * 2, out.bytes_per_line);
|
|
assert_int_equal(out.bytes_per_line / (16 / 8), out.x_resolution);
|
|
assert_int_equal(out.mode.va, out.y_resolution);
|
|
|
|
edid_set_framebuffer_bits_per_pixel(&out, 24, 4);
|
|
|
|
assert_int_equal(24, out.framebuffer_bits_per_pixel);
|
|
assert_int_equal(out.mode.ha * 3, out.bytes_per_line);
|
|
assert_int_equal(out.bytes_per_line / (24 / 8), out.x_resolution);
|
|
assert_int_equal(out.mode.va, out.y_resolution);
|
|
|
|
edid_set_framebuffer_bits_per_pixel(&out, 32, 4);
|
|
|
|
assert_int_equal(32, out.framebuffer_bits_per_pixel);
|
|
assert_int_equal(out.mode.ha * 4, out.bytes_per_line);
|
|
assert_int_equal(out.bytes_per_line / (32 / 8), out.x_resolution);
|
|
assert_int_equal(out.mode.va, out.y_resolution);
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
const struct CMUnitTest tests[] = {
|
|
cmocka_unit_test(test_decode_edid_no_edid),
|
|
cmocka_unit_test(test_decode_edid_invalid_header),
|
|
cmocka_unit_test_setup_teardown(test_decode_edid_basic_frame,
|
|
setup_decode_edid_basic_frame,
|
|
teardown_edid_test),
|
|
cmocka_unit_test_setup_teardown(test_decode_edid_dtv_frame_with_extension,
|
|
setup_decode_edid_dtv_frame_with_extension,
|
|
teardown_edid_test),
|
|
cmocka_unit_test_setup_teardown(test_decode_edid_it_dtv_frame_with_extension,
|
|
setup_decode_edid_it_dtv_frame_with_extension,
|
|
teardown_edid_test),
|
|
cmocka_unit_test_setup_teardown(test_edid_set_framebuffer_bits_per_pixel,
|
|
setup_decode_edid_basic_frame,
|
|
teardown_edid_test),
|
|
};
|
|
|
|
return cmocka_run_group_tests(tests, NULL, NULL);
|
|
}
|
|
|