Red Bear OS
96 lines
2.0 KiB
Rust
96 lines
2.0 KiB
Rust
use redoxfs::Disk;
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#[cfg(all(target_arch = "x86", target_os = "none"))]
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pub use self::bios::*;
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#[cfg(all(target_arch = "x86", target_os = "none"))]
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#[macro_use]
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mod bios;
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#[cfg(any(target_arch = "riscv64", target_os = "uefi"))]
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#[allow(unused_imports)]
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pub use self::uefi::*;
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#[cfg(any(target_arch = "riscv64", target_os = "uefi"))]
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#[macro_use]
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mod uefi;
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#[derive(Clone, Copy, Debug)]
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pub enum OsHwDesc {
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Acpi(u64, u64),
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DeviceTree(u64, u64),
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NotFound,
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}
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#[derive(Clone, Copy, Debug)]
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pub enum OsKey {
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Left,
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Right,
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Up,
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Down,
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Backspace,
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Delete,
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Enter,
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Char(char),
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Other,
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}
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// Keep synced with BootloaderMemoryKind in kernel
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#[derive(Clone, Copy, Debug, Eq, PartialEq)]
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#[repr(u64)]
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pub enum OsMemoryKind {
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Null = 0,
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Free = 1,
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Reclaim = 2,
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Reserved = 3,
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}
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// Keep synced with BootloaderMemoryEntry in kernel
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#[derive(Clone, Copy, Debug)]
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#[repr(C, packed(8))]
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pub struct OsMemoryEntry {
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pub base: u64,
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pub size: u64,
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pub kind: OsMemoryKind,
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}
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#[derive(Clone, Copy, Debug)]
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pub struct OsVideoMode {
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pub id: u32,
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pub width: u32,
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pub height: u32,
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pub stride: u32,
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pub base: u64,
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}
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pub trait Os {
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type D: Disk;
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type V: Iterator<Item = OsVideoMode>;
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fn name(&self) -> &str;
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fn alloc_zeroed_page_aligned(&self, size: usize) -> *mut u8;
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#[allow(dead_code)]
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fn page_size(&self) -> usize;
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fn filesystem(
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&self,
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password_opt: Option<&[u8]>,
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) -> syscall::Result<redoxfs::FileSystem<Self::D>>;
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fn hwdesc(&self) -> OsHwDesc;
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fn video_outputs(&self) -> usize;
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fn video_modes(&self, output_i: usize) -> Self::V;
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fn set_video_mode(&self, output_i: usize, mode: &mut OsVideoMode);
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fn best_resolution(&self, output_i: usize) -> Option<(u32, u32)>;
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fn get_key(&self) -> OsKey;
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fn clear_text(&self);
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fn get_text_position(&self) -> (usize, usize);
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fn set_text_position(&self, x: usize, y: usize);
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fn set_text_highlight(&self, highlight: bool);
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}
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