drivers/dfu/dfu_sf.c

10 #include <dfu.h>
17 static int dfu_get_medium_size_sf(struct dfu_entity *dfu, u64 *size)
19 	*size = dfu->data.sf.size;
24 static int dfu_read_medium_sf(struct dfu_entity *dfu, u64 offset, void *buf,
33 	ret = spi_flash_read(dfu->data.sf.dev, dfu->data.sf.start + offset,
41 static u64 find_sector(struct dfu_entity *dfu, u64 start, u64 offset)
43 	return (lldiv((start + offset), dfu->data.sf.dev->sector_size)) *
44 		dfu->data.sf.dev->sector_size;
47 static int dfu_write_medium_sf(struct dfu_entity *dfu,
52 	ret = spi_flash_erase(dfu->data.sf.dev,
53 			      find_sector(dfu, dfu->data.sf.start, offset),
54 			      dfu->data.sf.dev->sector_size);
58 	ret = spi_flash_write(dfu->data.sf.dev, dfu->data.sf.start + offset,
66 static int dfu_flush_medium_sf(struct dfu_entity *dfu)
70 	if (!CONFIG_IS_ENABLED(DFU_SF_PART) || !dfu->data.sf.ubi)
74 	off = find_sector(dfu, dfu->data.sf.start, dfu->offset);
76 	if (off != dfu->data.sf.start + dfu->offset)
77 		off += dfu->data.sf.dev->sector_size;
78 	length = dfu->data.sf.start + dfu->data.sf.size - off;
80 		return spi_flash_erase(dfu->data.sf.dev, off, length);
85 static unsigned int dfu_polltimeout_sf(struct dfu_entity *dfu)
92 	if (CONFIG_IS_ENABLED(DFU_SF_PART) && dfu->data.sf.ubi)
98 static void dfu_free_entity_sf(struct dfu_entity *dfu)
106 		struct spi_flash *dev = dfu->data.sf.dev;
110 		dfu->data.sf.dev = NULL;
111 		list_for_each_entry(dfu, &dfu_list, list) {
112 			if (dfu->data.sf.dev == dev)
113 				dfu->data.sf.dev = NULL;
168 int dfu_fill_entity_sf(struct dfu_entity *dfu, char *devstr, char **argv, int argc)
173 	dfu->data.sf.dev = parse_dev(devstr_bkup);
175 	if (!dfu->data.sf.dev)
178 	dfu->dev_type = DFU_DEV_SF;
179 	dfu->max_buf_size = dfu->data.sf.dev->sector_size;
184 		dfu->layout = DFU_RAW_ADDR;
185 		dfu->data.sf.start = hextoul(argv[1], &s);
188 		dfu->data.sf.size = hextoul(argv[2], &s);
199 		dfu->layout = DFU_RAW_ADDR;
218 		dfu->data.sf.start = pi->offset;
219 		dfu->data.sf.size = pi->size;
221 			dfu->data.sf.ubi = 1;
224 		spi_flash_free(dfu->data.sf.dev);
228 	dfu->get_medium_size = dfu_get_medium_size_sf;
229 	dfu->read_medium = dfu_read_medium_sf;
230 	dfu->write_medium = dfu_write_medium_sf;
231 	dfu->flush_medium = dfu_flush_medium_sf;
232 	dfu->poll_timeout = dfu_polltimeout_sf;
233 	dfu->free_entity = dfu_free_entity_sf;
236 	dfu->inited = 0;