From 8a9208612eec8ddae4c418485d848ecfa0613699 Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Mon, 30 Oct 2023 22:12:14 +0100
Subject: Meta: Move kernel and userland to their own folders.

This is to allow both the kernel and the userland to share certain
header files and to make the folder structure a bit more clear.
---
 kernel/init/kernel.c | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 kernel/init/kernel.c

(limited to 'kernel/init')

diff --git a/kernel/init/kernel.c b/kernel/init/kernel.c
new file mode 100644
index 0000000..8c0f70c
--- /dev/null
+++ b/kernel/init/kernel.c
@@ -0,0 +1,103 @@
+#include <assert.h>
+#include <cpu/gdt.h>
+#include <cpu/idt.h>
+#include <cpu/spinlock.h>
+#include <cpu/syscall.h>
+#include <crypto/SHA1/sha1.h>
+#include <drivers/ata.h>
+#include <drivers/keyboard.h>
+#include <drivers/mouse.h>
+#include <drivers/pit.h>
+#include <drivers/rtl8139.h>
+#include <drivers/serial.h>
+#include <drivers/vbe.h>
+#include <fs/devfs.h>
+#include <fs/ext2.h>
+#include <fs/shm.h>
+#include <fs/vfs.h>
+#include <log.h>
+#include <mmu.h>
+#include <multiboot.h>
+#include <random.h>
+#include <sched/scheduler.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#if defined(__linux__)
+#error "You are not using a cross-compiler."
+#endif
+
+#if !defined(__i386__)
+#error "This OS needs to be compiled with a ix86-elf compiler"
+#endif
+
+uint32_t inital_esp;
+uintptr_t data_end;
+
+void kernel_main(uint32_t kernel_end, unsigned long magic, unsigned long addr,
+                 uint32_t inital_stack) {
+  data_end = kernel_end;
+  inital_esp = inital_stack;
+
+  asm("cli");
+  kprintf("If you see this then the serial driver works :D.\n");
+  assert(magic == MULTIBOOT_BOOTLOADER_MAGIC);
+
+  paging_init();
+  klog("Paging Initalized", LOG_SUCCESS);
+  multiboot_info_t *mb =
+      mmu_map_frames((multiboot_info_t *)addr, sizeof(multiboot_info_t));
+
+  gdt_init();
+  klog("GDT Initalized", LOG_SUCCESS);
+
+  idt_init();
+  klog("IDT Initalized", LOG_SUCCESS);
+
+  syscalls_init();
+  klog("Syscalls Initalized", LOG_SUCCESS);
+
+  pit_install();
+  set_pit_count(2000);
+  klog("PIT driver installed", LOG_SUCCESS);
+
+  ata_init();
+  klog("ATA Initalized", LOG_SUCCESS);
+
+  tasking_init();
+  klog("Tasking Initalized", LOG_SUCCESS);
+
+  install_mouse();
+  klog("PS2 Mouse driver installed", LOG_SUCCESS);
+
+  install_keyboard();
+  klog("PS2 Keyboard driver installed", LOG_SUCCESS);
+
+  vfs_mount("/", ext2_mount());
+  vfs_mount("/dev", devfs_mount());
+  add_stdout();
+  add_serial();
+  add_random_devices();
+  shm_init();
+
+  setup_random();
+
+  add_keyboard();
+  add_mouse();
+  rtl8139_init();
+
+  display_driver_init(mb);
+  add_vbe_device();
+  int pid;
+  if (0 == (pid = fork())) {
+    char *argv[] = {"/init", NULL};
+    if (0 == exec("/init", argv)) {
+      kprintf("exec() failed\n");
+    }
+  }
+  for (;;)
+    ;
+}
-- 
cgit v1.2.3