From 5341e057d2409467fe668cd322c6d27a8efaae8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Gr=C3=A9goire?= <loic@gregoire.dev>
Date: Sat, 4 Apr 2026 21:33:03 -0400
Subject: [PATCH] feat(ke+pl): pass boot info to early init

---
 src/kern/init.zig        | 2 +-
 src/platform/pc/impl.zig | 4 +++-
 src/platform/root.zig    | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/kern/init.zig b/src/kern/init.zig
index 00aa9e1..7106692 100644
--- a/src/kern/init.zig
+++ b/src/kern/init.zig
@@ -12,7 +12,7 @@ var stack: [8192]u8 align(16) = undefined;
 pub fn init(boot_info: *pl.BootInfo) linksection(b.init) void {
     std.log.info("hello, world", .{});
     ki.impl.early_init();
-    pl.early_init();
+    pl.early_init(boot_info);
     ki.cpu.init_cpu();
 
     thread0.init(@intFromPtr(&stack), 8192, ki.sched.idle, null);
diff --git a/src/platform/pc/impl.zig b/src/platform/pc/impl.zig
index f0c1f68..81a8bba 100644
--- a/src/platform/pc/impl.zig
+++ b/src/platform/pc/impl.zig
@@ -1,4 +1,5 @@
 const b = @import("base");
+const pl = b.pl;
 const amd64 = b.arch;
 const std = @import("std");
 
@@ -25,7 +26,7 @@ fn com1_write(c: u8) void {
     amd64.outb(com1, c);
 }
 
-pub fn early_init() linksection(b.init) void {
+pub fn early_init(boot_info: *pl.BootInfo) linksection(b.init) void {
     com1_init();
 
     amd64.detect_cpu_features();
@@ -48,6 +49,7 @@ pub fn early_init() linksection(b.init) void {
         @intFromBool(f.fxsave),
         @intFromBool(f.tsc_deadline),
     });
+    _ = boot_info;
 }
 
 pub fn late_init() void {}
diff --git a/src/platform/root.zig b/src/platform/root.zig
index 07d21e9..98aae91 100644
--- a/src/platform/root.zig
+++ b/src/platform/root.zig
@@ -11,8 +11,8 @@ else
     @compileError("unsupported architecture");
 
 /// Early platform-specific initialization, called before anything else.
-pub inline fn early_init() void {
-    return impl.early_init();
+pub inline fn early_init(boot_info: *BootInfo) void {
+    return impl.early_init(boot_info);
 }
 
 /// Late platform init. Memory allocator is available at this point.