[J-u-boot.git] / include / ram.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (c) 2015 Google, Inc
 * Written by Simon Glass <[email protected]>
 */

#ifndef __RAM_H
#define __RAM_H

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
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
6c51df68 SG	2	/*
	3	* Copyright (c) 2015 Google, Inc
	4	* Written by Simon Glass <[email protected]>
6c51df68 SG	5	*/
	6
	7	#ifndef __RAM_H
	8	#define __RAM_H
	9
	10	struct ram_info {
	11	phys_addr_t base;
	12	size_t size;
	13	};
	14
	15	struct 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	*/
	35	int ram_get_info(struct udevice dev, struct ram_info info);
	36
	37	#endif