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
  10 static void vsm_end_post_smi(void)
  11 {
  12         __asm__ volatile (
  13                           "push %ax\n"
  14                           "mov $0x5000, %ax\n"
  15                           ".byte 0x0f, 0x38\n"
  16                           "pop %ax\n"
  17                           );
  18 }
  19
  20 static void model_gx2_init(device_t dev)
  21 {
  22         printk(BIOS_DEBUG, "model_gx2_init\n");
  23
  24         /* Turn on caching if we haven't already */
  25         x86_enable_cache();
  26
  27         /* Enable the local cpu apics */
  28         //setup_lapic();
  29
  30         vsm_end_post_smi();
  31
  32         printk(BIOS_DEBUG, "model_gx2_init DONE\n");
  33 };
  34
  35 static struct device_operations cpu_dev_ops = {
  36         .init   = model_gx2_init,
  37 };
  38
  39 static struct cpu_device_id cpu_table[] = {
  40         { X86_VENDOR_NSC, 0x0552 },
  41         { 0, 0 },
  42 };
  43
  44 static const struct cpu_driver driver __cpu_driver = {
  45         .ops      = &cpu_dev_ops,
  46         .id_table = cpu_table,
  47 };