QuarkSocPkg/QuarkNorthCluster/MemoryInit/Pei/mrc.c

   1 /************************************************************************
   2  *
   3  * Copyright (c) 2013-2015 Intel Corporation.
   4  *
   5 * This program and the accompanying materials
   6 * are licensed and made available under the terms and conditions of the BSD License
   7 * which accompanies this distribution.  The full text of the license may be found at
   8 * http://opensource.org/licenses/bsd-license.php
   9 *
  10 * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12  *
  13  ************************************************************************/
  14 #include "mrc.h"
  15 #include "memory_options.h"
  16
  17 #include "meminit.h"
  18 #include "meminit_utils.h"
  19 #include "prememinit.h"
  20 #include "io.h"
  21
  22 // Base address for UART registers
  23 extern uint32_t UartMmioBase;
  24
  25 //
  26 // Memory Reference Code entry point when executing from BIOS
  27 //
  28 void Mrc( MRCParams_t *mrc_params)
  29 {
  30   // configure uart base address assuming code relocated to eSRAM
  31   UartMmioBase = mrc_params->uart_mmio_base;
  32
  33   ENTERFN();
  34
  35   DPF(D_INFO, "MRC Version %04X %s %s\n", MRC_VERSION, __DATE__, __TIME__);
  36
  37   // this will set up the data structures used by MemInit()
  38   PreMemInit(mrc_params);
  39
  40   // this will initialize system memory
  41   MemInit(mrc_params);
  42
  43   LEAVEFN();
  44   return;
  45 }
  46