feat(amd64): cpu stuff

src/kern/init.zig

@@ -9,6 +9,7 @@ var thread0: ke.Thread = undefined;
 var stack: [8192]u8 align(16) = undefined;
 
 pub fn init(boot_info: *pl.BootInfo) linksection(b.init) void {
+    std.log.info("hello, world", .{});
     pl.early_init();
     ki.bootstrap_cpu.init(&thread0);
 
@@ -16,7 +17,6 @@ pub fn init(boot_info: *pl.BootInfo) linksection(b.init) void {
     thread0.priority = 0;
     thread0.priority_class = .Idle;
 
-    std.log.info("hello, world", .{});
     std.log.info("Zag for {s}, cmdline is \"{?s}\"", .{ pl.name, boot_info.cmdline });
 
     ex.private.init(boot_info);