src/cpu/intel/model_6bx/model_6bx_init.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <console/console.h>
   4 #include <device/device.h>
   5 #include <cpu/cpu.h>
   6 #include <cpu/x86/mtrr.h>
   7 #include <cpu/intel/microcode.h>
   8 #include <cpu/x86/cache.h>
   9 #include <cpu/x86/name.h>
  10
  11 static void model_6bx_init(struct device *cpu)
  12 {
  13         char processor_name[49];
  14
  15         /* Turn on caching if we haven't already */
  16         enable_cache();
  17
  18         /* Update the microcode */
  19         intel_update_microcode_from_cbfs();
  20
  21         /* Print processor name */
  22         fill_processor_name(processor_name);
  23         printk(BIOS_INFO, "CPU: %s.\n", processor_name);
  24
  25         /* Setup MTRRs */
  26         x86_setup_mtrrs();
  27         x86_mtrr_check();
  28 }
  29
  30 static struct device_operations cpu_dev_ops = {
  31         .init     = model_6bx_init,
  32 };
  33
  34 /*
  35  * Pentium III Processor Identification and Package Information.
  36  * http://www.intel.com/design/pentiumiii/qit/update.pdf
  37  *
  38  * Intel Pentium III Processor Specification Update
  39  * http://download.intel.com/design/intarch/specupdt/24445358.pdf
  40  */
  41 static const struct cpu_device_id cpu_table[] = {
  42         /* Pentium III/Celeron, tA1/A1/FPA1 */
  43         { X86_VENDOR_INTEL, 0x06b1, CPUID_EXACT_MATCH_MASK },
  44         { X86_VENDOR_INTEL, 0x06b4, CPUID_EXACT_MATCH_MASK }, /* Pentium III, tB1/FPB1 */
  45         CPU_TABLE_END
  46 };
  47
  48 static const struct cpu_driver driver __cpu_driver = {
  49         .ops      = &cpu_dev_ops,
  50         .id_table = cpu_table,
  51 };