xref: /openbmc/qemu/include/hw/display/edid.h (revision a648df38)
1 #ifndef EDID_H
2 #define EDID_H
3 
4 typedef struct qemu_edid_info {
5     const char *vendor; /* http://www.uefi.org/pnp_id_list */
6     const char *name;
7     const char *serial;
8     uint16_t    width_mm;
9     uint16_t    height_mm;
10     uint32_t    prefx;
11     uint32_t    prefy;
12     uint32_t    maxx;
13     uint32_t    maxy;
14     uint32_t    refresh_rate;
15 } qemu_edid_info;
16 
17 void qemu_edid_generate(uint8_t *edid, size_t size,
18                         qemu_edid_info *info);
19 size_t qemu_edid_size(uint8_t *edid);
20 void qemu_edid_region_io(MemoryRegion *region, Object *owner,
21                          uint8_t *edid, size_t size);
22 
23 uint32_t qemu_edid_dpi_to_mm(uint32_t dpi, uint32_t res);
24 
25 #define DEFINE_EDID_PROPERTIES(_state, _edid_info)                         \
26     DEFINE_PROP_UINT32("xres", _state, _edid_info.prefx, 0),               \
27     DEFINE_PROP_UINT32("yres", _state, _edid_info.prefy, 0),               \
28     DEFINE_PROP_UINT32("xmax", _state, _edid_info.maxx, 0),                \
29     DEFINE_PROP_UINT32("ymax", _state, _edid_info.maxy, 0),                \
30     DEFINE_PROP_UINT32("refresh_rate", _state, _edid_info.refresh_rate, 0)
31 
32 #endif /* EDID_H */
33