LXR uboot/include/handoff.h

   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#ifndef __HANDOFF_H
   9#define __HANDOFF_H
  10
  11#if CONFIG_IS_ENABLED(HANDOFF)
  12
  13#include <asm/handoff.h>
  14
  15/**
  16 * struct spl_handoff - information passed from SPL to U-Boot proper
  17 *
  18 * @ram_size: Value to use for gd->ram_size
  19 */
  20struct spl_handoff {
  21        struct arch_spl_handoff arch;
  22        u64 ram_size;
  23#ifdef CONFIG_NR_DRAM_BANKS
  24        struct {
  25                u64 start;
  26                u64 size;
  27        } ram_bank[CONFIG_NR_DRAM_BANKS];
  28#endif
  29};
  30
  31void handoff_save_dram(struct spl_handoff *ho);
  32void handoff_load_dram_size(struct spl_handoff *ho);
  33void handoff_load_dram_banks(struct spl_handoff *ho);
  34#endif
  35
  36#endif
  37