multiarch compat

Dockerfile

@@ -0,0 +1,10 @@
+FROM rust:latest as builder
+WORKDIR /usr/src/gila
+COPY . .
+RUN rustup default nightly
+RUN rustup target add x86_64-unknown-none
+
+FROM alpine:3.21
+RUN apk add bash xorriso make limine qemu-system-x86_64
+CMD ["/bin/bash"]
+

Makefile

@@ -1,5 +1,6 @@
 
 TARGET ?= "x86_64-unknown-none"
+QEMU ?= "qemu-system-x86_64"
 
 all: clean prepare gila iso run
 
@@ -10,7 +11,18 @@ prepare:
 
 # Run the ISO in an emulator.
 run: build/gila.iso
-	qemu-system-x86_64 -drive file=build/gila.iso,format=raw,index=0,media=disk
+
+ifeq ($(TARGET),x86_64-unknown-none)
+	QEMU = "qemu-system-x86_64"
+else ifeq ($(TARGET),riscv64gc-unknown-none-elf)
+	QEMU = "qemu-system-riscv64"
+else ifeq ($(TARGET),aarch64-unknown-none)
+	QEMU = "qemu-system-aarch64"
+else ifeq ($(TARGET),loongarch64-unknown-none)
+	QEMU = "qemu-system-loongarch64"
+endif
+
+	$(QEMU) -drive file=build/gila.iso,format=raw,index=0,media=disk
 
 # Build the bootable kernel image.
 .PHONY: build/iso/gila

src/arch/mod.rs

@@ -0,0 +1,3 @@
+#[cfg(target_arch = "x86_64")]
+pub mod x86_64;
+pub use x86_64 as current;

src/arch/x86_64/mod.rs

@@ -0,0 +1 @@
+pub mod display;

src/lib.rs

@@ -11,5 +11,6 @@ pub mod panic;
 pub mod boot;
 /// Resources accessible from many parts of the code.
 pub mod resources;
-/// Display facilities.
-pub mod display;
+
+/// Architecture dependent.
+pub mod arch;

src/main.rs

@@ -12,7 +12,7 @@ use gila::process;
 use gila::memory;
 use gila::panic;
 use gila::boot;
-use gila::display::{self, TextWriter};
+use gila::arch::current::display;
 
 #[unsafe(no_mangle)]
 unsafe extern "C" fn main() -> !{