EDID ESTIII parse

1 files changed, 81 insertions, 0 deletions

diff --git a/edid.c b/edid.c
index 1ac50a0..3913c3a 100644
--- a/edid.c
+++ b/edid.c
@@ -210,6 +210,86 @@ edid_standard_modes(struct mt_monitor *mon, struct mt_mode *list)
     return list;
 }
 
+/* XXX should be indexes into DMT list */
+static const struct {
+    short w;
+    short h;
+    short r;
+    short rb;
+} est3[] = {
+    /* byte 6 */
+    { 640, 350, 85, 0 },
+    { 640, 400, 85, 0 },
+    { 720, 400, 85, 0 },
+    { 640, 480, 85, 0 },
+    { 848, 480, 60, 0 },
+    { 800, 600, 85, 0 },
+    { 1024, 768, 85, 0 },
+    { 1152, 864, 75, 0 },
+    /* byte 7 */
+    { 1280, 768, 60, 1 },
+    { 1280, 768, 60, 0 },
+    { 1280, 768, 75, 0 },
+    { 1280, 768, 85, 0 },
+    { 1280, 960, 60, 0 },
+    { 1280, 960, 85, 0 },
+    { 1280, 1024, 60, 0 },
+    { 1280, 1024, 85, 0 },
+    /* byte 8 */
+    { 1360, 768, 60, 0 },
+    { 1440, 900, 60, 1 },
+    { 1440, 900, 60, 0 },
+    { 1440, 900, 75, 0 },
+    { 1440, 900, 85, 0 },
+    { 1400, 1050, 60, 1 },
+    { 1400, 1050, 60, 0 },
+    { 1400, 1050, 75, 0 },
+    /* byte 9 */
+    { 1400, 1050, 85, 0 },
+    { 1680, 1050, 60, 1 },
+    { 1680, 1050, 60, 0 },
+    { 1680, 1050, 75, 0 },
+    { 1680, 1050, 85, 0 },
+    { 1600, 1200, 60, 0 },
+    { 1600, 1200, 65, 0 },
+    { 1600, 1200, 70, 0 },
+    /* byte 10 */
+    { 1600, 1200, 75, 0 },
+    { 1600, 1200, 85, 0 },
+    { 1792, 1344, 60, 0 },
+    { 1792, 1344, 85, 0 },
+    { 1856, 1392, 60, 0 },
+    { 1856, 1392, 75, 0 },
+    { 1920, 1200, 60, 1 },
+    { 1920, 1200, 60, 0 },
+    /* byte 11 */
+    { 1920, 1200, 75, 0 },
+    { 1920, 1200, 85, 0 },
+    { 1920, 1440, 60, 0 },
+    { 1920, 1440, 75, 0 },
+};
+
+static struct mt_mode *
+edid_estiii_modes(uint8_t *x)
+{
+    struct mt_mode *ret = NULL;
+    int i, j, m;
+
+    for (i = 0; i < 6; i++) {
+        for (j = 7; j > 0; j--) {
+            if (x[i] & (1 << j)) {
+                m = (i * 8) + (7 - j);
+                ret = mt_modes_add(ret, find_dmt_mode(est3[m].w,
+                                                      est3[m].h,
+                                                      est3[m].r,
+                                                      est3[m].rb));
+            }
+        }
+    }
+
+    return ret;
+}
+
 static struct mt_mode *
 edid_do_detailed_mode(uint8_t *x)
 {
@@ -263,6 +343,7 @@ edid_do_detailed_block(uint8_t *x)
     if (x[0] == 0 && x[1] == 0) {
         switch (x[3]) {
         case 0xF7: /* EST III */
+            return edid_estiii_modes(x);
         case 0xF8: /* CVT */
         case 0xFA: /* standard */
         default: