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Diffstat (limited to 'qemu/roms/u-boot/common/edid.c')
-rw-r--r--qemu/roms/u-boot/common/edid.c290
1 files changed, 0 insertions, 290 deletions
diff --git a/qemu/roms/u-boot/common/edid.c b/qemu/roms/u-boot/common/edid.c
deleted file mode 100644
index e66108f24..000000000
--- a/qemu/roms/u-boot/common/edid.c
+++ /dev/null
@@ -1,290 +0,0 @@
-/*
- * Copyright (c) 2012 The Chromium OS Authors.
- *
- * (C) Copyright 2010
- * Petr Stetiar <ynezz@true.cz>
- *
- * SPDX-License-Identifier: GPL-2.0+
- *
- * Contains stolen code from ddcprobe project which is:
- * Copyright (C) Nalin Dahyabhai <bigfun@pobox.com>
- */
-
-#include <common.h>
-#include <edid.h>
-#include <linux/ctype.h>
-#include <linux/string.h>
-
-int edid_check_info(struct edid1_info *edid_info)
-{
- if ((edid_info == NULL) || (edid_info->version == 0))
- return -1;
-
- if (memcmp(edid_info->header, "\x0\xff\xff\xff\xff\xff\xff\x0", 8))
- return -1;
-
- if (edid_info->version == 0xff && edid_info->revision == 0xff)
- return -1;
-
- return 0;
-}
-
-int edid_get_ranges(struct edid1_info *edid, unsigned int *hmin,
- unsigned int *hmax, unsigned int *vmin,
- unsigned int *vmax)
-{
- int i;
- struct edid_monitor_descriptor *monitor;
-
- *hmin = *hmax = *vmin = *vmax = 0;
- if (edid_check_info(edid))
- return -1;
-
- for (i = 0; i < ARRAY_SIZE(edid->monitor_details.descriptor); i++) {
- monitor = &edid->monitor_details.descriptor[i];
- if (monitor->type == EDID_MONITOR_DESCRIPTOR_RANGE) {
- *hmin = monitor->data.range_data.horizontal_min;
- *hmax = monitor->data.range_data.horizontal_max;
- *vmin = monitor->data.range_data.vertical_min;
- *vmax = monitor->data.range_data.vertical_max;
- return 0;
- }
- }
- return -1;
-}
-
-/**
- * Snip the tailing whitespace/return of a string.
- *
- * @param string The string to be snipped
- * @return the snipped string
- */
-static char *snip(char *string)
-{
- char *s;
-
- /*
- * This is always a 13 character buffer
- * and it's not always terminated.
- */
- string[12] = '\0';
- s = &string[strlen(string) - 1];
-
- while (s >= string && (isspace(*s) || *s == '\n' || *s == '\r' ||
- *s == '\0'))
- *(s--) = '\0';
-
- return string;
-}
-
-/**
- * Print an EDID monitor descriptor block
- *
- * @param monitor The EDID monitor descriptor block
- * @have_timing Modifies to 1 if the desciptor contains timing info
- */
-static void edid_print_dtd(struct edid_monitor_descriptor *monitor,
- unsigned int *have_timing)
-{
- unsigned char *bytes = (unsigned char *)monitor;
- struct edid_detailed_timing *timing =
- (struct edid_detailed_timing *)monitor;
-
- if (bytes[0] == 0 && bytes[1] == 0) {
- if (monitor->type == EDID_MONITOR_DESCRIPTOR_SERIAL)
- printf("Monitor serial number: %s\n",
- snip(monitor->data.string));
- else if (monitor->type == EDID_MONITOR_DESCRIPTOR_ASCII)
- printf("Monitor ID: %s\n",
- snip(monitor->data.string));
- else if (monitor->type == EDID_MONITOR_DESCRIPTOR_NAME)
- printf("Monitor name: %s\n",
- snip(monitor->data.string));
- else if (monitor->type == EDID_MONITOR_DESCRIPTOR_RANGE)
- printf("Monitor range limits, horizontal sync: "
- "%d-%d kHz, vertical refresh: "
- "%d-%d Hz, max pixel clock: "
- "%d MHz\n",
- monitor->data.range_data.horizontal_min,
- monitor->data.range_data.horizontal_max,
- monitor->data.range_data.vertical_min,
- monitor->data.range_data.vertical_max,
- monitor->data.range_data.pixel_clock_max * 10);
- } else {
- uint32_t pixclock, h_active, h_blanking, v_active, v_blanking;
- uint32_t h_total, v_total, vfreq;
-
- pixclock = EDID_DETAILED_TIMING_PIXEL_CLOCK(*timing);
- h_active = EDID_DETAILED_TIMING_HORIZONTAL_ACTIVE(*timing);
- h_blanking = EDID_DETAILED_TIMING_HORIZONTAL_BLANKING(*timing);
- v_active = EDID_DETAILED_TIMING_VERTICAL_ACTIVE(*timing);
- v_blanking = EDID_DETAILED_TIMING_VERTICAL_BLANKING(*timing);
-
- h_total = h_active + h_blanking;
- v_total = v_active + v_blanking;
- if (v_total * h_total)
- vfreq = pixclock / (v_total * h_total);
- else
- vfreq = 1; /* Error case */
- printf("\t%dx%d\%c\t%d Hz (detailed)\n", h_active,
- v_active, h_active > 1000 ? ' ' : '\t', vfreq);
- *have_timing = 1;
- }
-}
-
-/**
- * Get the manufacturer name from an EDID info.
- *
- * @param edid_info The EDID info to be printed
- * @param name Returns the string of the manufacturer name
- */
-static void edid_get_manufacturer_name(struct edid1_info *edid, char *name)
-{
- name[0] = EDID1_INFO_MANUFACTURER_NAME_CHAR1(*edid) + 'A' - 1;
- name[1] = EDID1_INFO_MANUFACTURER_NAME_CHAR2(*edid) + 'A' - 1;
- name[2] = EDID1_INFO_MANUFACTURER_NAME_CHAR3(*edid) + 'A' - 1;
- name[3] = '\0';
-}
-
-void edid_print_info(struct edid1_info *edid_info)
-{
- int i;
- char manufacturer[4];
- unsigned int have_timing = 0;
- uint32_t serial_number;
-
- if (edid_check_info(edid_info)) {
- printf("Not a valid EDID\n");
- return;
- }
-
- printf("EDID version: %d.%d\n",
- edid_info->version, edid_info->revision);
-
- printf("Product ID code: %04x\n", EDID1_INFO_PRODUCT_CODE(*edid_info));
-
- edid_get_manufacturer_name(edid_info, manufacturer);
- printf("Manufacturer: %s\n", manufacturer);
-
- serial_number = EDID1_INFO_SERIAL_NUMBER(*edid_info);
- if (serial_number != 0xffffffff) {
- if (strcmp(manufacturer, "MAG") == 0)
- serial_number -= 0x7000000;
- if (strcmp(manufacturer, "OQI") == 0)
- serial_number -= 456150000;
- if (strcmp(manufacturer, "VSC") == 0)
- serial_number -= 640000000;
- }
- printf("Serial number: %08x\n", serial_number);
- printf("Manufactured in week: %d year: %d\n",
- edid_info->week, edid_info->year + 1990);
-
- printf("Video input definition: %svoltage level %d%s%s%s%s%s\n",
- EDID1_INFO_VIDEO_INPUT_DIGITAL(*edid_info) ?
- "digital signal, " : "analog signal, ",
- EDID1_INFO_VIDEO_INPUT_VOLTAGE_LEVEL(*edid_info),
- EDID1_INFO_VIDEO_INPUT_BLANK_TO_BLACK(*edid_info) ?
- ", blank to black" : "",
- EDID1_INFO_VIDEO_INPUT_SEPARATE_SYNC(*edid_info) ?
- ", separate sync" : "",
- EDID1_INFO_VIDEO_INPUT_COMPOSITE_SYNC(*edid_info) ?
- ", composite sync" : "",
- EDID1_INFO_VIDEO_INPUT_SYNC_ON_GREEN(*edid_info) ?
- ", sync on green" : "",
- EDID1_INFO_VIDEO_INPUT_SERRATION_V(*edid_info) ?
- ", serration v" : "");
-
- printf("Monitor is %s\n",
- EDID1_INFO_FEATURE_RGB(*edid_info) ? "RGB" : "non-RGB");
-
- printf("Maximum visible display size: %d cm x %d cm\n",
- edid_info->max_size_horizontal,
- edid_info->max_size_vertical);
-
- printf("Power management features: %s%s, %s%s, %s%s\n",
- EDID1_INFO_FEATURE_ACTIVE_OFF(*edid_info) ?
- "" : "no ", "active off",
- EDID1_INFO_FEATURE_SUSPEND(*edid_info) ? "" : "no ", "suspend",
- EDID1_INFO_FEATURE_STANDBY(*edid_info) ? "" : "no ", "standby");
-
- printf("Estabilished timings:\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_720X400_70(*edid_info))
- printf("\t720x400\t\t70 Hz (VGA 640x400, IBM)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_720X400_88(*edid_info))
- printf("\t720x400\t\t88 Hz (XGA2)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_640X480_60(*edid_info))
- printf("\t640x480\t\t60 Hz (VGA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_640X480_67(*edid_info))
- printf("\t640x480\t\t67 Hz (Mac II, Apple)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_640X480_72(*edid_info))
- printf("\t640x480\t\t72 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_640X480_75(*edid_info))
- printf("\t640x480\t\t75 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_800X600_56(*edid_info))
- printf("\t800x600\t\t56 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_800X600_60(*edid_info))
- printf("\t800x600\t\t60 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_800X600_72(*edid_info))
- printf("\t800x600\t\t72 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_800X600_75(*edid_info))
- printf("\t800x600\t\t75 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_832X624_75(*edid_info))
- printf("\t832x624\t\t75 Hz (Mac II)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_87I(*edid_info))
- printf("\t1024x768\t87 Hz Interlaced (8514A)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_60(*edid_info))
- printf("\t1024x768\t60 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_70(*edid_info))
- printf("\t1024x768\t70 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1024X768_75(*edid_info))
- printf("\t1024x768\t75 Hz (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1280X1024_75(*edid_info))
- printf("\t1280x1024\t75 (VESA)\n");
- if (EDID1_INFO_ESTABLISHED_TIMING_1152X870_75(*edid_info))
- printf("\t1152x870\t75 (Mac II)\n");
-
- /* Standard timings. */
- printf("Standard timings:\n");
- for (i = 0; i < ARRAY_SIZE(edid_info->standard_timings); i++) {
- unsigned int aspect = 10000;
- unsigned int x, y;
- unsigned char xres, vfreq;
-
- xres = EDID1_INFO_STANDARD_TIMING_XRESOLUTION(*edid_info, i);
- vfreq = EDID1_INFO_STANDARD_TIMING_VFREQ(*edid_info, i);
- if ((xres != vfreq) ||
- ((xres != 0) && (xres != 1)) ||
- ((vfreq != 0) && (vfreq != 1))) {
- switch (EDID1_INFO_STANDARD_TIMING_ASPECT(*edid_info,
- i)) {
- case ASPECT_625:
- aspect = 6250;
- break;
- case ASPECT_75:
- aspect = 7500;
- break;
- case ASPECT_8:
- aspect = 8000;
- break;
- case ASPECT_5625:
- aspect = 5625;
- break;
- }
- x = (xres + 31) * 8;
- y = x * aspect / 10000;
- printf("\t%dx%d%c\t%d Hz\n", x, y,
- x > 1000 ? ' ' : '\t', (vfreq & 0x3f) + 60);
- have_timing = 1;
- }
- }
-
- /* Detailed timing information. */
- for (i = 0; i < ARRAY_SIZE(edid_info->monitor_details.descriptor);
- i++) {
- edid_print_dtd(&edid_info->monitor_details.descriptor[i],
- &have_timing);
- }
-
- if (!have_timing)
- printf("\tNone\n");
-}