56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation <www.intel.com>
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#ifndef _FS_LOADER_H_
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#define _FS_LOADER_H_
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struct udevice;
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/**
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* struct phandle_part - A place for storing phandle of node and its partition
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*
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* This holds information about a phandle of the block device, and its
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* partition where the firmware would be loaded from.
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*
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* @phandle: Phandle of storage device node
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* @partition: Partition of block device
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*/
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struct phandle_part {
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u32 phandle;
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u32 partition;
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};
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/**
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* struct phandle_part - A place for storing all supported storage devices
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*
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* This holds information about all supported storage devices for driver use.
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*
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* @phandlepart: Attribute data for block device.
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* @mtdpart: MTD partition for ubi partition.
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* @ubivol: UBI volume-name for ubifsmount.
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*/
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struct device_plat {
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struct phandle_part phandlepart;
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char *mtdpart;
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char *ubivol;
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};
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/**
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* request_firmware_into_buf - Load firmware into a previously allocated buffer.
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* @dev: An instance of a driver.
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* @name: Name of firmware file.
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* @buf: Address of buffer to load firmware into.
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* @size: Size of buffer.
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* @offset: Offset of a file for start reading into buffer.
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*
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* The firmware is loaded directly into the buffer pointed to by @buf.
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*
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* Return: Size of total read, negative value when error.
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*/
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int request_firmware_into_buf(struct udevice *dev,
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const char *name,
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void *buf, size_t size, u32 offset);
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#endif
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