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Diffstat (limited to 'src/shared/mod.rs')
-rw-r--r-- | src/shared/mod.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/shared/mod.rs b/src/shared/mod.rs new file mode 100644 index 0000000..42a7aa4 --- /dev/null +++ b/src/shared/mod.rs @@ -0,0 +1,24 @@ +pub mod control_regs; +pub mod descriptor; +pub mod dtables; +pub mod io; +pub mod irq; +pub mod msr; +pub mod paging; +pub mod flags; +pub mod segmentation; +pub mod task; + +#[derive(Copy, Clone, PartialEq, Eq)] +#[repr(u8)] +pub enum PrivilegeLevel { + Ring0 = 0, + Ring1 = 1, + Ring2 = 2, + Ring3 = 3, +} + +#[inline(always)] +pub unsafe fn halt() { + asm!("hlt" :::: "volatile", "intel"); +} |