#include <amd64/apic.h>
#include <amd64/debug.h>
#include <amd64/gdt.h>
#include <amd64/hpet.h>
#include <amd64/intr.h>
#include <amd64/intr_defs.h>
#include <amd64/msr-index.h>
#include <amd64/msr.h>
#include <amd64/rtc.h>
#include <amd64/sse.h>
#include <amd64/systick.h>
#include <aux/compiler.h>
#include <device/device.h>
#include <device/storage/partitions.h>
#include <devices.h>
#include <fs/vfs.h>
#include <fs_types.h>
#include <irq/irq.h>
#include <libk/std.h>
#include <libk/string.h>
#include <limine/limine.h>
#include <limine/requests.h>
#include <mm/pmm.h>
#include <proc/proc.h>
#include <proc/reschedule.h>
#include <sys/debug.h>
#include <sys/mm.h>
#include <sys/smp.h>
#include <sys/spin.h>
#include <sys/spin_lock.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <uacpi/uacpi.h>

#define UACPI_MEMORY_BUFFER_MAX 4096

ALIGNED(16) static uint8_t uacpi_memory_buffer[UACPI_MEMORY_BUFFER_MAX];

/*
 * The kernel starts booting here. This is the entry point after Limine hands control. We set up all
 * the necessary platform-dependent subsystems/drivers and jump into the init app.
 */
void bootmain(void) {
  struct limine_mp_response* mp = limine_mp_request.response;

  if (LIMINE_BASE_REVISION_SUPPORTED(limine_base_revision) == false)
    spin();

  struct cpu* bsp_cpu = cpu_make(mp->bsp_lapic_id, 0);

  gdt_init(bsp_cpu);
  intr_init();
  syscall_init();
  debug_init();
  pmm_init();
  mm_init();

  sse_enable();

  uacpi_setup_early_table_access((void*)uacpi_memory_buffer, sizeof(uacpi_memory_buffer));

  ioapic_init();
  hpet_init();
  rtc_init();

  proc_pid_alloc_init();
  procgroup_pgid_alloc_init();

  bsp_cpu->kproc = kproc_create();

  lapic_init(1000);

  __asm__ volatile("sti");

  devices_init();
  vfs_init();

  struct reschedule_ctx rctx;
  memset(&rctx, 0, sizeof(rctx));

  struct device* sys0 = device_find("sys0");
  vfs_create_volume(thiscpu->kproc, &rctx, "sys", FS_TARFS, sys0, false);

  struct device* temp0 = device_find("temp0");
  vfs_create_volume(thiscpu->kproc, &rctx, "temp", FS_FAT16, temp0, true);

  irq_attach(&systick_irq, NULL, INTR_SYSTICK);
  irq_attach(&proc_irq_sched, NULL, INTR_CPU_REQUEST_SCHED);

  smp_init();

  proc_init();

  for (;;)
    ;
}