src/northbridge/via/vx800/raminit.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2009 One Laptop per Child, Association, 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 <spd.h>
  21 #include <sdram_mode.h>
  22 #include <delay.h>
  23
  24 #define DEBUG_RAM_SETUP 1
  25
  26 #ifdef DEBUG_RAM_SETUP
  27 #define PRINT_DEBUG_MEM(x)              print_debug(x)
  28 #define PRINT_DEBUG_MEM_HEX8(x)         print_debug_hex8(x)
  29 #define PRINT_DEBUG_MEM_HEX16(x)        print_debug_hex16(x)
  30 #define PRINT_DEBUG_MEM_HEX32(x)        print_debug_hex32(x)
  31 #define DUMPNORTH()                     dump_pci_device(PCI_DEV(0, 0, 0))
  32 #else
  33 #define PRINT_DEBUG_MEM(x)
  34 #define PRINT_DEBUG_MEM_HEX8(x)
  35 #define PRINT_DEBUG_MEM_HEX16(x)
  36 #define PRINT_DEBUG_MEM_HEX32(x)
  37 #define DUMPNORTH()
  38 #endif
  39 #include "northbridge/via/vx800/translator_ddr2_init.c"
  40 #include "northbridge/via/vx800/dram_init.h"
  41 #include "northbridge/via/vx800/vx800_early_smbus.c"
  42 #include "northbridge/via/vx800/vx800_early_serial.c"
  43 #include "northbridge/via/vx800/dram_util.h"
  44 #include "northbridge/via/vx800/dram_util.c"
  45 #include "northbridge/via/vx800/detection.c"
  46 #include "northbridge/via/vx800/freq_setting.c"
  47 #include "northbridge/via/vx800/timing_setting.c"
  48 #include "northbridge/via/vx800/drdy_bl.c"
  49 #include "northbridge/via/vx800/driving_setting.c"
  50 #include "northbridge/via/vx800/clk_ctrl.c"
  51 #include "northbridge/via/vx800/dev_init.c"
  52 #include "northbridge/via/vx800/rank_map.c"
  53 #include "northbridge/via/vx800/dqs_search.c"
  54 #include "northbridge/via/vx800/final_setting.c"
  55 #include "northbridge/via/vx800/uma_ram_setting.c"
  56 #include "northbridge/via/vx800/dram_init.c"
  57 /*
  58  * Support one dimm with up to 2 ranks
  59  */
  60
  61 static void ddr2_ram_setup()
  62 {
  63         u8 Data;
  64         CB_STATUS Status;
  65         PRINT_DEBUG_MEM("In ddr2_ram_setup\r");
  66
  67         Status = DDR2_DRAM_INIT();
  68         if (CB_SUCCESS != Status) {
  69                 PRINT_DEBUG_MEM("Dram init error. Status = %x\r");
  70         }
  71
  72 }