LXR uboot/common/init/handoff.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Passing basic information from SPL to U-Boot proper
   4 *
   5 * Copyright 2018 Google, Inc
   6 */
   7
   8#include <common.h>
   9#include <handoff.h>
  10
  11DECLARE_GLOBAL_DATA_PTR;
  12
  13void handoff_save_dram(struct spl_handoff *ho)
  14{
  15        ho->ram_size = gd->ram_size;
  16#ifdef CONFIG_NR_DRAM_BANKS
  17        {
  18                struct bd_info *bd = gd->bd;
  19                int i;
  20
  21                for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
  22                        ho->ram_bank[i].start = bd->bi_dram[i].start;
  23                        ho->ram_bank[i].size = bd->bi_dram[i].size;
  24                }
  25        }
  26#endif
  27}
  28
  29void handoff_load_dram_size(struct spl_handoff *ho)
  30{
  31        gd->ram_size = ho->ram_size;
  32}
  33
  34void handoff_load_dram_banks(struct spl_handoff *ho)
  35{
  36#ifdef CONFIG_NR_DRAM_BANKS
  37        {
  38                struct bd_info *bd = gd->bd;
  39                int i;
  40
  41                for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
  42                        bd->bi_dram[i].start = ho->ram_bank[i].start;
  43                        bd->bi_dram[i].size = ho->ram_bank[i].size;
  44                }
  45        }
  46#endif
  47}
  48