src/mainboard/amd/union_station/romstage.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2011 Advanced Micro Devices, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  18  */
  19
  20 #include <lib.h>
  21 #include <stdint.h>
  22 #include <string.h>
  23 #include <device/pci_def.h>
  24 #include <device/pci_ids.h>
  25 #include <arch/io.h>
  26 #include <arch/stages.h>
  27 #include <device/pnp_def.h>
  28 #include <arch/romcc_io.h>
  29 #include <arch/cpu.h>
  30 #include <cpu/x86/lapic.h>
  31 #include <console/console.h>
  32 #include <console/loglevel.h>
  33 #include "agesawrapper.h"
  34 #include "cpu/x86/bist.h"
  35 #include "superio/fintek/f81865f/f81865f_early_serial.c"
  36 #include "cpu/x86/lapic/boot_cpu.c"
  37 #include "sb_cimx.h"
  38 #include "SBPLATFORM.h"
  39
  40 #define SERIAL_DEV PNP_DEV(0x4e, F81865F_SP1)
  41
  42 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
  43 {
  44         u32 val;
  45
  46         /*
  47          * All cores: allow caching of flash chip code and data
  48          * (there are no cache-as-ram reliability concerns with family 14h)
  49          */
  50         __writemsr (0x20c, (0x0100000000ull - CONFIG_ROM_SIZE) | 5);
  51         __writemsr (0x20d, (0x1000000000ull - CONFIG_ROM_SIZE) | 0x800);
  52
  53         if (!cpu_init_detectedx && boot_cpu()) {
  54                 post_code(0x30);
  55                 sb_Poweron_Init();
  56
  57                 post_code(0x31);
  58                 f81865f_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
  59                 console_init();
  60         }
  61
  62         /* Halt if there was a built in self test failure */
  63         post_code(0x34);
  64         report_bist_failure(bist);
  65
  66         /* Load MPB */
  67         val = cpuid_eax(1);
  68         printk(BIOS_DEBUG, "BSP Family_Model: %08x \n", val);
  69         printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx \n", cpu_init_detectedx);
  70
  71         post_code(0x35);
  72         printk(BIOS_DEBUG, "agesawrapper_amdinitmmio ");
  73         val = agesawrapper_amdinitmmio();
  74         if (val)
  75                 printk(BIOS_DEBUG, "error level: %x \n", val);
  76         else
  77                 printk(BIOS_DEBUG, "passed.\n");
  78
  79         post_code(0x37);
  80         printk(BIOS_DEBUG, "agesawrapper_amdinitreset ");
  81         val = agesawrapper_amdinitreset();
  82         if (val)
  83                 printk(BIOS_DEBUG, "error level: %x \n", val);
  84         else
  85                 printk(BIOS_DEBUG, "passed.\n");
  86
  87         post_code(0x39);
  88         printk(BIOS_DEBUG, "agesawrapper_amdinitearly ");
  89         val = agesawrapper_amdinitearly ();
  90         if (val)
  91                 printk(BIOS_DEBUG, "error level: %x \n", val);
  92         else
  93                 printk(BIOS_DEBUG, "passed.\n");
  94
  95         post_code(0x40);
  96         printk(BIOS_DEBUG, "agesawrapper_amdinitpost ");
  97         val = agesawrapper_amdinitpost ();
  98         if (val)
  99                 printk(BIOS_DEBUG, "error level: %x \n", val);
 100         else
 101                 printk(BIOS_DEBUG, "passed.\n");
 102
 103         post_code(0x41);
 104         printk(BIOS_DEBUG, "agesawrapper_amdinitenv ");
 105         val = agesawrapper_amdinitenv ();
 106         if (val)
 107                 printk(BIOS_DEBUG, "error level: %x \n", val);
 108         else
 109                 printk(BIOS_DEBUG, "passed.\n");
 110
 111         post_code(0x50);
 112         copy_and_run(0);
 113         printk(BIOS_ERR, "Error: copy_and_run() returned!\n");
 114
 115         post_code(0x54);  /* Should never see this post code. */
 116 }
 117