u-boot/include/ram.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2015 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*/
#ifndef __RAM_H
#define __RAM_H
struct udevice;
struct ram_info {
phys_addr_t base;
size_t size;
};
struct ram_ops {
/**
* get_info() - Get basic memory info
*
* @dev: Device to check (UCLASS_RAM)
* @info: Place to put info
* @return 0 if OK, -ve on error
*/
int (*get_info)(struct udevice *dev, struct ram_info *info);
};
#define ram_get_ops(dev) ((struct ram_ops *)(dev)->driver->ops)
/**
* ram_get_info() - Get information about a RAM device
*
* @dev: Device to check (UCLASS_RAM)
* @info: Returns RAM info
* Return: 0 if OK, -ve on error
*/
int ram_get_info(struct udevice *dev, struct ram_info *info);
#endif