src/cpu/intel/model_68x/model_68x_init.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2007-2009 coresystems GmbH
   5  * Copyright (C) 2010 Joseph Smith <joe@settoplinux.org>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; version 2 of
  10  * the License.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  20  * MA 02110-1301 USA
  21  */
  22
  23 #include <console/console.h>
  24 #include <device/device.h>
  25 #include <device/pci.h>
  26 #include <string.h>
  27 #include <cpu/cpu.h>
  28 #include <cpu/x86/mtrr.h>
  29 #include <cpu/x86/msr.h>
  30 #include <cpu/x86/lapic.h>
  31 #include <cpu/intel/microcode.h>
  32 #include <cpu/x86/cache.h>
  33 #include <cpu/x86/name.h>
  34 #include <usbdebug.h>
  35
  36 static const uint32_t microcode_updates[] = {
  37         #include "microcode-534-MU16810d.h"
  38         #include "microcode-535-MU16810e.h"
  39         #include "microcode-536-MU16810f.h"
  40         #include "microcode-537-MU268110.h"
  41         #include "microcode-538-MU168111.h"
  42         #include "microcode-550-MU168307.h"
  43         #include "microcode-551-MU168308.h"
  44         #include "microcode-727-MU168313.h"
  45         #include "microcode-728-MU168314.h"
  46         #include "microcode-729-MU268310.h"
  47         #include "microcode-611-MU168607.h"
  48         #include "microcode-612-MU168608.h"
  49         #include "microcode-615-MU16860a.h"
  50         #include "microcode-617-MU16860c.h"
  51         #include "microcode-618-MU268602.h"
  52         #include "microcode-662-MU168a01.h"
  53         #include "microcode-691-MU168a04.h"
  54         #include "microcode-692-MU168a05.h"
  55         /*  Dummy terminator  */
  56         0x0, 0x0, 0x0, 0x0,
  57         0x0, 0x0, 0x0, 0x0,
  58         0x0, 0x0, 0x0, 0x0,
  59         0x0, 0x0, 0x0, 0x0,
  60 };
  61
  62 #if CONFIG_USBDEBUG
  63 static unsigned ehci_debug_addr;
  64 #endif
  65
  66 static void model_68x_init(device_t cpu)
  67 {
  68         char processor_name[49];
  69
  70         /* Turn on caching if we haven't already */
  71         x86_enable_cache();
  72
  73         /* Update the microcode */
  74         intel_update_microcode(microcode_updates);
  75
  76         /* Print processor name */
  77         fill_processor_name(processor_name);
  78         printk(BIOS_INFO, "CPU: %s.\n", processor_name);
  79
  80 #if CONFIG_USBDEBUG
  81         // Is this caution really needed?
  82         if(!ehci_debug_addr)
  83                 ehci_debug_addr = get_ehci_debug();
  84         set_ehci_debug(0);
  85 #endif
  86
  87         /* Setup MTRRs */
  88         x86_setup_mtrrs();
  89         x86_mtrr_check();
  90
  91 #if CONFIG_USBDEBUG
  92         set_ehci_debug(ehci_debug_addr);
  93 #endif
  94
  95         /* Enable the local cpu apics */
  96         setup_lapic();
  97 }
  98
  99 static struct device_operations cpu_dev_ops = {
 100         .init     = model_68x_init,
 101 };
 102
 103 /*
 104  * Intel Celeron Processor Identification Information
 105  * http://www.intel.com/design/celeron/qit/update.pdf
 106  *
 107  * Intel Pentium III Processor Identification and Package Information
 108  * http://www.intel.com/design/pentiumiii/qit/update.pdf
 109  *
 110  * Intel Pentium III Processor Specification Update
 111  * http://download.intel.com/design/intarch/specupdt/24445358.pdf
 112  *
 113  * Mobile Intel Pentium III/III-M Processor Specification Update
 114  * http://download.intel.com/design/intarch/specupdt/24530663.pdf
 115  */
 116 static struct cpu_device_id cpu_table[] = {
 117         { X86_VENDOR_INTEL, 0x0680 },
 118         { X86_VENDOR_INTEL, 0x0681 }, /* PIII, cA2/cA2c/A2/BA2/PA2/MA2 */
 119         { X86_VENDOR_INTEL, 0x0683 }, /* PIII/Celeron, cB0/cB0c/B0/BB0/PB0/MB0*/
 120         { X86_VENDOR_INTEL, 0x0686 }, /* PIII/Celeron, cC0/C0/BC0/PC0/MC0 */
 121         { X86_VENDOR_INTEL, 0x068a }, /* PIII/Celeron, cD0/D0/BD0/PD0 */
 122
 123         { 0, 0 },
 124 };
 125
 126 static const struct cpu_driver driver __cpu_driver = {
 127         .ops      = &cpu_dev_ops,
 128         .id_table = cpu_table,
 129 };
 130