| /* 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 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 |
