monitors: updated util_edid

Signed-off-by: Burt P <pburt0@gmail.com>

1 files changed, 74 insertions, 19 deletions

diff --git a/deps/sysobj_early/include/util_edid.h b/deps/sysobj_early/include/util_edid.h
index 3d54fa0d..af9364e0 100644
--- a/deps/sysobj_early/include/util_edid.h
+++ b/deps/sysobj_early/include/util_edid.h
@@ -23,16 +23,72 @@
 
 #include <stdint.h>  /* for *int*_t types */
 
-#define EDID_MAX_EXT_BLOCKS 254
+struct edid_dtd {
+    uint8_t *ptr;
+    int pixel_clock_khz;
+    int horiz_pixels;
+    int vert_lines;
+};
+
+struct edid_cea_header {
+    uint8_t *ptr;
+    int type, len;
+};
+
+struct edid_cea_block {
+    struct edid_cea_header header;
+    int reserved[8];
+};
+
+struct edid_cea_audio {
+    struct edid_cea_header header;
+    int format, channels, freq_bits;
+    int depth_bits; /* format 1 */
+    int max_kbps;   /* formats 2-8 */
+};
+
+struct edid_cea_video {
+    struct edid_cea_header header;
+};
+
+struct edid_cea_vendor_spec {
+    struct edid_cea_header header;
+};
+
+struct edid_cea_speaker {
+    struct edid_cea_header header;
+    int alloc_bits;
+};
+
+typedef struct {
+    union {
+        void* data;
+        uint8_t* u8;
+        uint16_t* u16;
+        uint32_t* u32;
+    };
+    unsigned int len;
+
+    /* 0 - EDID
+     * 1 - EIA/CEA-861
+     * 2 - DisplayID
+     */
+    int std;
 
-/* just enough edid decoding */
-struct edid {
     int ver_major, ver_minor;
-    char ven[4];
+    int checksum_ok; /* first 128-byte block only */
+    int ext_blocks, ext_blocks_ok, ext_blocks_fail;
+    uint8_t *ext_ok;
+
+    int dtd_count;
+    struct edid_dtd *dtds;
 
+    int cea_block_count;
+    struct edid_cea_block *cea_blocks;
+
+    char ven[4];
     int d_type[4];
     char d_text[4][14];
-
     /* point into d_text */
     char *name;
     char *serial;
@@ -41,28 +97,27 @@ struct edid {
 
     int a_or_d; /* 0 = analog, 1 = digital */
     int bpc;
-
     uint16_t product;
     uint32_t n_serial;
     int week, year;
-
     int horiz_cm, vert_cm;
     float diag_cm, diag_in;
 
-    int size; /* bytes */
-    int checksum_ok; /* block 0 */
+} edid;
+edid *edid_new(const char *data, unsigned int len);
+edid *edid_new_from_hex(const char *hex_string);
+void edid_free(edid *e);
+char *edid_dump_hex(edid *e, int tabs, int breaks);
 
-    int ext_blocks, ext_blocks_ok, ext_blocks_fail;
-    uint8_t ext[EDID_MAX_EXT_BLOCKS][2]; /* block type, checksum_ok */
-};
-
-int edid_fill(struct edid *id_out, const void *edid_bytes, int edid_len);
-int edid_fill_xrandr(struct edid *id_out, const char *xrandr_edid_dump);
+const char *edid_standard(int type);
+const char *edid_descriptor_type(int type);
+const char *edid_ext_block_type(int type);
+const char *edid_cea_block_type(int type);
+const char *edid_cea_audio_type(int type);
 
-int edid_hex_to_bin(void **edid_bytes, int *edid_len, const char *hex_string);
-char *edid_bin_to_hex(const void *edid_bytes, int edid_len);
+char *edid_dtd_describe(struct edid_dtd *dtd);
+char *edid_cea_block_describe(struct edid_cea_block *blk);
 
-const char *edid_descriptor_type(int type);
-char *edid_dump(struct edid *id);
+char *edid_dump2(edid *e);
 
 #endif