From 4edbe94ce1266c9acc6a695fedf1d2edd4ce11cd Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@ost.ch>
Date: Thu, 24 Jul 2025 15:31:31 +0000
Subject: build: factor out kernel API

---
 arch/x86_64/src/io.cpp     | 44 ++++++++++++++++++++++++++------------------
 arch/x86_64/src/memory.cpp | 12 ++++++------
 arch/x86_64/src/system.cpp |  6 +++---
 3 files changed, 35 insertions(+), 27 deletions(-)

(limited to 'arch/x86_64/src')

diff --git a/arch/x86_64/src/io.cpp b/arch/x86_64/src/io.cpp
index 8e9e411..eab6473 100644
--- a/arch/x86_64/src/io.cpp
+++ b/arch/x86_64/src/io.cpp
@@ -1,28 +1,36 @@
-#include "kern/print.hpp"
+#include "kapi/io.hpp"
+
 #include "x86_64/vga/text.hpp"
 
-namespace teachos::arch::io
+namespace teachos::io
 {
 
   auto init() -> void
   {
+    x86_64::vga::text::clear();
     x86_64::vga::text::cursor(false);
+  }
+
+  auto print(std::string_view text) -> void
+  {
+    x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::green_on_black);
+  }
+
+  auto println(std::string_view text) -> void
+  {
+    x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::green_on_black);
+    x86_64::vga::text::newline();
+  }
+
+  auto print_error(std::string_view text) -> void
+  {
+    x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::red_on_black);
+  }
 
-    teachos::set_print_handler(
-        [](auto text) { return x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::green_on_black); });
-    teachos::set_println_handler([](auto text) {
-      x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::green_on_black);
-      x86_64::vga::text::newline();
-    });
-
-    teachos::set_print_error_handler(
-        [](auto text) { return x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::red_on_black); });
-    teachos::set_println_error_handler([](auto text) {
-      x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::red_on_black);
-      x86_64::vga::text::newline();
-    });
-
-    teachos::println("[x86-64] Basic VGA text output initialized.");
+  auto println_error(std::string_view text) -> void
+  {
+    x86_64::vga::text::write(text, x86_64::vga::text::common_attributes::red_on_black);
+    x86_64::vga::text::newline();
   }
 
-}  // namespace teachos::arch::io
+}  // namespace teachos::io
diff --git a/arch/x86_64/src/memory.cpp b/arch/x86_64/src/memory.cpp
index b6901a5..d1c1f03 100644
--- a/arch/x86_64/src/memory.cpp
+++ b/arch/x86_64/src/memory.cpp
@@ -1,6 +1,6 @@
-#include "arch/memory.hpp"
+#include "kapi/memory.hpp"
 
-#include "kern/error.hpp"
+#include "kapi/system.hpp"
 
 #include "x86_64/boot/boot.hpp"
 #include "x86_64/boot/ld.hpp"
@@ -11,7 +11,7 @@
 
 #include <atomic>
 
-namespace teachos::arch::memory
+namespace teachos::memory
 {
   using namespace x86_64::memory;
   using namespace x86_64::boot;
@@ -36,13 +36,13 @@ namespace teachos::arch::memory
   {
     if (is_initialized.test_and_set())
     {
-      teachos::panic("[x86_64] Memory management has already been initialized.");
+      system::panic("[x86_64] Memory management has already been initialized.");
     }
 
     auto memory_map = multiboot_information_pointer->maybe_memory_map();
     if (!memory_map)
     {
-      teachos::panic("[x86_64] No memory map available.");
+      system::panic("[x86_64] No memory map available.");
     }
 
     auto mem_info = create_memory_information();
@@ -63,4 +63,4 @@ namespace teachos::arch::memory
     // video::vga::text::newline();
   }
 
-}  // namespace teachos::arch::memory
+}  // namespace teachos::memory
diff --git a/arch/x86_64/src/system.cpp b/arch/x86_64/src/system.cpp
index 60ebf0e..2d4c3fe 100644
--- a/arch/x86_64/src/system.cpp
+++ b/arch/x86_64/src/system.cpp
@@ -1,6 +1,6 @@
-#include "arch/system.hpp"
+#include "kapi/system.hpp"
 
-namespace teachos::arch::system
+namespace teachos::system
 {
 
   auto halt() -> void
@@ -9,4 +9,4 @@ namespace teachos::arch::system
     __builtin_unreachable();
   }
 
-}  // namespace teachos::arch::system
+}  // namespace teachos::system
-- 
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