src/cpu/amd/model_gx2/model_gx2_init.c

   1 #include <console/console.h>
   2 #include <device/device.h>
   3 #include <device/pci.h>
   4 #include <string.h>
   5 #include <cpu/cpu.h>
   6 #include <cpu/x86/lapic.h>
   7 #include <cpu/x86/cache.h>
   8
   9 static void vsm_end_post_smi(void)
  10 {
  11         __asm__ volatile (
  12                           "push %ax\n"
  13                           "mov $0x5000, %ax\n"
  14                           ".byte 0x0f, 0x38\n"
  15                           "pop %ax\n"
  16                           );
  17 }
  18
  19 static void model_gx2_init(device_t dev)
  20 {
  21         printk(BIOS_DEBUG, "model_gx2_init\n");
  22
  23         /* Turn on caching if we haven't already */
  24         x86_enable_cache();
  25
  26         /* Enable the local cpu apics */
  27         //setup_lapic();
  28
  29         vsm_end_post_smi();
  30
  31         printk(BIOS_DEBUG, "model_gx2_init DONE\n");
  32 };
  33
  34 static struct device_operations cpu_dev_ops = {
  35         .init   = model_gx2_init,
  36 };
  37
  38 static struct cpu_device_id cpu_table[] = {
  39         { X86_VENDOR_NSC, 0x0552 },
  40         { 0, 0 },
  41 };
  42
  43 static const struct cpu_driver driver __cpu_driver = {
  44         .ops      = &cpu_dev_ops,
  45         .id_table = cpu_table,
  46 };