initial commit

src/kern/root.zig

@@ -0,0 +1,68 @@
+const config = @import("config");
+
+// === Exported Modules ===
+pub const private = @import("private.zig");
+
+const p = private;
+
+// === Exported types ===
+pub const Ipl = p.ipl.Ipl;
+pub const SpinLock = p.spinlock.SpinLock;
+pub const Thread = p.thread.Thread;
+pub const Dpc = p.dpc.Dpc;
+pub const TimeCounter = p.timecounter.TimeCounter;
+pub const Timer = p.timer.Timer;
+
+// === Exported Interfaces ===
+pub const log = p.log.log;
+pub const panic = p.panic.panic;
+
+pub const ipl = struct {
+    pub const raise = p.ipl.raise;
+    pub const lower = p.ipl.lower;
+    pub const set_hardware = p.ipl.set_hardware;
+};
+
+pub const thread = struct {
+    pub const init = p.thread.init;
+};
+
+pub const dpc = struct {
+    pub const enqueue = p.dpc.enqueue;
+};
+
+pub const timecounter = struct {
+    pub const register = p.timecounter.register;
+    pub const read_time_nano = p.timecounter.read_time_nano;
+};
+
+pub const sched = struct {
+    pub const enqueue = p.sched.enqueue;
+    pub const block = p.sched.block;
+    pub const unblock = p.sched.unblock;
+};
+
+pub const timer = struct {
+    pub const set = p.timer.set;
+    pub const cancel = p.timer.cancel;
+};
+
+pub const wait = struct {
+    pub const wait_one = p.wait.wait_one;
+    pub const wait_any = p.wait.wait_any;
+};
+
+pub const Cpu = p.cpu.Cpu;
+
+comptime {
+    if (!@hasDecl(p.impl, "curcpu")) @compileError("impl must provide curcpu()");
+}
+
+/// Returns the current CPU
+pub const curcpu: fn () *Cpu = p.impl.curcpu;
+
+/// Number of CPUs on the system
+pub var ncpus: usize = 0;
+
+/// Array of CPUs
+pub var cpus: []*Cpu = undefined;