1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
2 /*
3 * Copyright (C) 2019, STMicroelectronics - All Rights Reserved
4 */
5 #include <common.h>
6 #include <dfu.h>
7 #include <errno.h>
8 #include <malloc.h>
9
dfu_write_medium_virt(struct dfu_entity * dfu,u64 offset,void * buf,long * len)10 int __weak dfu_write_medium_virt(struct dfu_entity *dfu, u64 offset,
11 void *buf, long *len)
12 {
13 debug("%s: off=0x%llx, len=0x%x\n", __func__, offset, (u32)*len);
14
15 return 0;
16 }
17
dfu_get_medium_size_virt(struct dfu_entity * dfu,u64 * size)18 int __weak dfu_get_medium_size_virt(struct dfu_entity *dfu, u64 *size)
19 {
20 *size = 0;
21
22 return 0;
23 }
24
dfu_read_medium_virt(struct dfu_entity * dfu,u64 offset,void * buf,long * len)25 int __weak dfu_read_medium_virt(struct dfu_entity *dfu, u64 offset,
26 void *buf, long *len)
27 {
28 debug("%s: off=0x%llx, len=0x%x\n", __func__, offset, (u32)*len);
29 *len = 0;
30
31 return 0;
32 }
33
dfu_fill_entity_virt(struct dfu_entity * dfu,char * devstr,char * s)34 int dfu_fill_entity_virt(struct dfu_entity *dfu, char *devstr, char *s)
35 {
36 debug("%s: devstr = %s\n", __func__, devstr);
37
38 dfu->dev_type = DFU_DEV_VIRT;
39 dfu->layout = DFU_RAW_ADDR;
40 dfu->data.virt.dev_num = simple_strtoul(devstr, NULL, 10);
41
42 dfu->write_medium = dfu_write_medium_virt;
43 dfu->get_medium_size = dfu_get_medium_size_virt;
44 dfu->read_medium = dfu_read_medium_virt;
45
46 dfu->inited = 0;
47
48 return 0;
49 }
50