block/export: Add query-block-exports
[qemu.git] / include / hw / display / i2c-ddc.h
1 /* A simple I2C slave for returning monitor EDID data via DDC.
2 *
3 * Copyright (c) 2011 Linaro Limited
4 * Written by Peter Maydell
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #ifndef I2C_DDC_H
20 #define I2C_DDC_H
21
22 #include "hw/display/edid.h"
23 #include "hw/i2c/i2c.h"
24 #include "qom/object.h"
25
26 /* A simple I2C slave which just returns the contents of its EDID blob. */
27 struct I2CDDCState {
28 /*< private >*/
29 I2CSlave i2c;
30 /*< public >*/
31 bool firstbyte;
32 uint8_t reg;
33 qemu_edid_info edid_info;
34 uint8_t edid_blob[128];
35 };
36
37
38 #define TYPE_I2CDDC "i2c-ddc"
39 OBJECT_DECLARE_SIMPLE_TYPE(I2CDDCState, I2CDDC)
40
41 #endif /* I2C_DDC_H */