LXR uboot/include/ram.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Copyright (c) 2015 Google, Inc
   4 * Written by Simon Glass <sjg@chromium.org>
   5 */
   6
   7#ifndef __RAM_H
   8#define __RAM_H
   9
  10struct ram_info {
  11        phys_addr_t base;
  12        size_t size;
  13};
  14
  15struct ram_ops {
  16        /**
  17         * get_info() - Get basic memory info
  18         *
  19         * @dev:        Device to check (UCLASS_RAM)
  20         * @info:       Place to put info
  21         * @return 0 if OK, -ve on error
  22         */
  23        int (*get_info)(struct udevice *dev, struct ram_info *info);
  24};
  25
  26#define ram_get_ops(dev)        ((struct ram_ops *)(dev)->driver->ops)
  27
  28/**
  29 * ram_get_info() - Get information about a RAM device
  30 *
  31 * @dev:        Device to check (UCLASS_RAM)
  32 * @info:       Returns RAM info
  33 * @return 0 if OK, -ve on error
  34 */
  35int ram_get_info(struct udevice *dev, struct ram_info *info);
  36
  37#endif
  38