service/vi: Document unknown DisplayInfo struct members

It appears that the two members indicate whether a display has a bounded
number of layers (and if set, the second member indicates the total
number of layers).
This commit is contained in:
Lioncash 2019-01-02 15:26:41 -05:00
parent f96bb2520b
commit fe3bf4f075

View File

@ -32,10 +32,21 @@
namespace Service::VI { namespace Service::VI {
struct DisplayInfo { struct DisplayInfo {
/// The name of this particular display.
char display_name[0x40]{"Default"}; char display_name[0x40]{"Default"};
u64 unknown_1{1};
u64 unknown_2{1}; /// Whether or not the display has a limited number of layers.
u8 has_limited_layers{1};
INSERT_PADDING_BYTES(7){};
/// Indicates the total amount of layers supported by the display.
/// @note This is only valid if has_limited_layers is set.
u64 max_layers{1};
/// Maximum width in pixels.
u64 width{1280}; u64 width{1280};
/// Maximum height in pixels.
u64 height{720}; u64 height{720};
}; };
static_assert(sizeof(DisplayInfo) == 0x60, "DisplayInfo has wrong size"); static_assert(sizeof(DisplayInfo) == 0x60, "DisplayInfo has wrong size");