Built GDT + IDT + exception handlers

2026-07-03 12:05:41 +01:00
parent 6312e84262
commit 0cc71ec8aa
9 changed files with 458 additions and 23 deletions
@@ -17,6 +17,9 @@ pub fn build(b: *std.Build) void {
    const arch_mod = b.addModule("arch", .{
        .root_source_file = b.path("src/arch/x86_64/cpu.zig"),
    });
+    // CPU-exception stubs — real assembly, since they need cross-symbol
+    // jumps/calls that Zig inline asm can't express (see the file's header).
+    arch_mod.addAssemblyFile(b.path("src/arch/x86_64/isr.s"));

    // --- Kernel: freestanding x86_64 ELF, jumped to by the bootloader ---
    // SSE2 is part of the x86_64 baseline and UEFI leaves it enabled at handoff,