First Hello world syscall

kernel/amd64/bootmain.c

@@ -5,6 +5,8 @@
 #include <amd64/hpet.h>
 #include <amd64/init.h>
 #include <amd64/intr_defs.h>
+#include <amd64/msr-index.h>
+#include <amd64/msr.h>
 #include <aux/compiler.h>
 #include <irq/irq.h>
 #include <libk/std.h>
@@ -16,6 +18,7 @@
 #include <sys/debug.h>
 #include <sys/mm.h>
 #include <sys/smp.h>
+#include <sys/syscall.h>
 #include <sys/time.h>
 #include <uacpi/uacpi.h>
 
@@ -32,9 +35,10 @@ ALIGNED (16) static uint8_t uacpi_memory_buffer[UACPI_MEMORY_BUFFER_MAX];
  */
 void bootmain (void) {
   struct cpu* bsp_cpu = cpu_make ();
-  cpu_assign (bsp_cpu->id);
+  amd64_thiscpu_set_init ();
 
   amd64_init (bsp_cpu, false);
+  syscall_init ();
   amd64_debug_init ();
   pmm_init ();
   mm_init ();
@@ -54,8 +58,6 @@ void bootmain (void) {
 
   mm_init2 ();
 
-  __asm__ volatile ("sti");
-
   proc_init ();
 
   for (;;)