X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=bootcensus;a=blobdiff_plain;f=src%2Fvbe.h;fp=src%2Fvbe.h;h=ed6b1762be21375dc4cda7c68fdf9df06027cd24;hp=15fb1017904aa622fa8d52e4cab55996a3b9b826;hb=81c11bdd80190ec319a82b0402173cfb65fcbf72;hpb=7dcd5071e600f8cf48174d1fddb3dba57ec9476d

diff --git a/src/vbe.h b/src/vbe.h
index 15fb101..ed6b176 100644
--- a/src/vbe.h
+++ b/src/vbe.h
@@ -55,6 +55,55 @@ struct vbe_mode_info {
 	uint8_t reserved4[206];
 } __attribute__((packed));
 
+struct vbe_edid_chroma {
+	unsigned char redgreen_xy_lsb;
+	unsigned char bluewhite_xy_lsb;
+	unsigned char redx_msb, redy_msb;
+	unsigned char greenx_msb, greeny_msb;
+	unsigned char bluex_msb, bluey_msb;
+	unsigned char whitex_msb, whitey_msb;
+} __attribute__((packed));
+
+struct vbe_edid_timing {
+	uint16_t dotclock;
+	unsigned char hactive_lsb, hblank_lsb, hact_hblank_msb;
+	unsigned char vactive_lsb, vblank_lsb, vact_vblank_msb;
+	unsigned char hporch_lsb, hsync_lsb;
+	unsigned char vporch_vsync_lsb;
+	unsigned char hvporch_hvsync_msb;
+	unsigned char hsize_lsb, vsize_lsb;	/* mm */
+	unsigned char hsize_vsize_msb;
+	unsigned char hborder, vborder;
+	unsigned char features;
+} __attribute__((packed));
+
+
+#define VBE_EDID_MAGIC	"\0\xff\xff\xff\xff\xff\xff\0"
+
+struct vbe_edid {
+	char magic[8];
+	uint16_t vendor;
+	uint16_t product;
+	uint32_t serial;
+	unsigned char week, year;
+	unsigned char ver_major, ver_minor;
+
+	unsigned char vidinp;
+	unsigned char hsize, vsize;
+	unsigned char gamma;
+	unsigned char features;
+
+	struct vbe_edid_chroma chroma;
+
+	uint16_t modes_std;
+	unsigned char modes_ext;
+	uint16_t timing_std;
+
+	struct vbe_edid_timing timing[4];
+	unsigned char num_ext, csum;
+
+} __attribute__((packed));
+
 struct vbe_info *vbe_get_info(void);
 struct vbe_mode_info *vbe_get_mode_info(int mode);
 
@@ -62,4 +111,8 @@ int vbe_set_mode(int mode);
 
 void print_mode_info(struct vbe_mode_info *modei);
 
+int vbe_get_edid(struct vbe_edid *edid);
+int edid_preferred_resolution(struct vbe_edid *edid, int *xres, int *yres);
+void print_edid(struct vbe_edid *edid);
+
 #endif	/* VBE_H_ */