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devices: Implement InterruptController on AArch64

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This commit only implements the InterruptController crate on AArch64.
The device specific part for GIC is to be added.

Signed-off-by: Michael Zhao <michael.zhao@arm.com>
This commit is contained in:
Michael Zhao
2020-05-25 16:59:09 +08:00
committed by Samuel Ortiz
parent b32d3025f3
commit 8f1f9d9e6b
4 changed files with 123 additions and 2 deletions
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3
devices/src/interrupt_controller.rs
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@@ -54,5 +54,8 @@ pub struct MsiMessage {
// IOAPIC (X86) or GIC (Arm).
pub trait InterruptController: Send {
fn service_irq(&mut self, irq: usize) -> Result<()>;
#[cfg(target_arch = "aarch64")]
fn enable(&self) -> Result<()>;
#[cfg(target_arch = "x86_64")]
fn end_of_interrupt(&mut self, vec: u8);
}