diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dfu/dfu_nand.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/dfu/dfu_nand.c b/drivers/dfu/dfu_nand.c index 2a01cc1..0ec12cf 100644 --- a/drivers/dfu/dfu_nand.c +++ b/drivers/dfu/dfu_nand.c @@ -136,11 +136,43 @@ static int dfu_read_medium_nand(struct dfu_entity *dfu, u64 offset, void *buf, return ret; } +static int dfu_flush_medium_nand(struct dfu_entity *dfu) +{ + int ret = 0; + + /* in case of ubi partition, erase rest of the partition */ + if (dfu->data.nand.ubi) { + nand_info_t *nand; + nand_erase_options_t opts; + + if (nand_curr_device < 0 || + nand_curr_device >= CONFIG_SYS_MAX_NAND_DEVICE || + !nand_info[nand_curr_device].name) { + printf("%s: invalid nand device\n", __func__); + return -1; + } + + nand = &nand_info[nand_curr_device]; + + memset(&opts, 0, sizeof(opts)); + opts.offset = dfu->data.nand.start + dfu->offset + + dfu->bad_skip; + opts.length = dfu->data.nand.start + + dfu->data.nand.size - opts.offset; + ret = nand_erase_opts(nand, &opts); + if (ret != 0) + printf("Failure erase: %d\n", ret); + } + + return ret; +} + int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) { char *st; int ret, dev, part; + dfu->data.nand.ubi = 0; dfu->dev_type = DFU_DEV_NAND; st = strsep(&s, " "); if (!strcmp(st, "raw")) { @@ -148,7 +180,7 @@ int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) dfu->data.nand.start = simple_strtoul(s, &s, 16); s++; dfu->data.nand.size = simple_strtoul(s, &s, 16); - } else if (!strcmp(st, "part")) { + } else if ((!strcmp(st, "part")) || (!strcmp(st, "partubi"))) { char mtd_id[32]; struct mtd_device *mtd_dev; u8 part_num; @@ -173,7 +205,8 @@ int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) dfu->data.nand.start = pi->offset; dfu->data.nand.size = pi->size; - + if (!strcmp(st, "partubi")) + dfu->data.nand.ubi = 1; } else { printf("%s: Memory layout (%s) not supported!\n", __func__, st); return -1; @@ -181,6 +214,7 @@ int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s) dfu->read_medium = dfu_read_medium_nand; dfu->write_medium = dfu_write_medium_nand; + dfu->flush_medium = dfu_flush_medium_nand; /* initial state */ dfu->inited = 0; |