LXR uboot/include/fs

   1/*
   2 * Copyright (C) 2018 Intel Corporation <www.intel.com>
   3 *
   4 * SPDX-License-Identifier:    GPL-2.0
   5 */
   6#ifndef _FS_LOADER_H_
   7#define _FS_LOADER_H_
   8
   9struct udevice;
  10
  11/**
  12 * struct phandle_part - A place for storing phandle of node and its partition
  13 *
  14 * This holds information about a phandle of the block device, and its
  15 * partition where the firmware would be loaded from.
  16 *
  17 * @phandle: Phandle of storage device node
  18 * @partition: Partition of block device
  19 */
  20struct phandle_part {
  21        u32 phandle;
  22        u32 partition;
  23};
  24
  25/**
  26 * struct phandle_part - A place for storing all supported storage devices
  27 *
  28 * This holds information about all supported storage devices for driver use.
  29 *
  30 * @phandlepart: Attribute data for block device.
  31 * @mtdpart: MTD partition for ubi partition.
  32 * @ubivol: UBI volume-name for ubifsmount.
  33 */
  34struct device_plat {
  35        struct phandle_part phandlepart;
  36        char *mtdpart;
  37        char *ubivol;
  38};
  39
  40/**
  41 * request_firmware_into_buf - Load firmware into a previously allocated buffer.
  42 * @dev: An instance of a driver.
  43 * @name: Name of firmware file.
  44 * @buf: Address of buffer to load firmware into.
  45 * @size: Size of buffer.
  46 * @offset: Offset of a file for start reading into buffer.
  47 *
  48 * The firmware is loaded directly into the buffer pointed to by @buf.
  49 *
  50 * Return: Size of total read, negative value when error.
  51 */
  52int request_firmware_into_buf(struct udevice *dev,
  53                              const char *name,
  54                              void *buf, size_t size, u32 offset);
  55#endif
  56