u-boot/drivers/dfu/dfu_virt.c

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// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
* Copyright (C) 2019, STMicroelectronics - All Rights Reserved
*/
#include <common.h>
#include <dfu.h>
#include <errno.h>
#include <malloc.h>
int __weak dfu_write_medium_virt(struct dfu_entity *dfu, u64 offset,
void *buf, long *len)
{
debug("%s: off=0x%llx, len=0x%x\n", __func__, offset, (u32)*len);
return 0;
}
int __weak dfu_get_medium_size_virt(struct dfu_entity *dfu, u64 *size)
{
*size = 0;
return 0;
}
int __weak dfu_read_medium_virt(struct dfu_entity *dfu, u64 offset,
void *buf, long *len)
{
debug("%s: off=0x%llx, len=0x%x\n", __func__, offset, (u32)*len);
*len = 0;
return 0;
}
int dfu_fill_entity_virt(struct dfu_entity *dfu, char *devstr, char *s)
{
debug("%s: devstr = %s\n", __func__, devstr);
dfu->dev_type = DFU_DEV_VIRT;
dfu->layout = DFU_RAW_ADDR;
dfu->data.virt.dev_num = simple_strtoul(devstr, NULL, 10);
dfu->write_medium = dfu_write_medium_virt;
dfu->get_medium_size = dfu_get_medium_size_virt;
dfu->read_medium = dfu_read_medium_virt;
dfu->inited = 0;
return 0;
}