From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukasz Majewski Date: Mon, 22 Jul 2019 09:54:02 +0200 Subject: [U-Boot] [RFC PATCH 02/14] dfu: sf: add partition support for nor backend In-Reply-To: <1563541046-6432-3-git-send-email-patrick.delaunay@st.com> References: <1563541046-6432-1-git-send-email-patrick.delaunay@st.com> <1563541046-6432-3-git-send-email-patrick.delaunay@st.com> Message-ID: <20190722095402.2ba4ed64@jawa> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Patrick, > Copy the partition support from NAND backend to SF, > support part and partubi option. > In case of ubi partition, erase the rest of the > partition as it is mandatory for UBI. > > for example: > > U-Boot> env set dfu_alt_info "spl part 0 1;\ > u-boot part 0 2;u-boot-env part 0 3;UBI partubi 0 4" > U-Boot> dfu 0 sf 0:0:10000000:0 > > Signed-off-by: Patrick Delaunay > --- > > drivers/dfu/dfu_sf.c | 51 > +++++++++++++++++++++++++++++++++++++++++++++++++++ > include/dfu.h | 2 ++ 2 files changed, 53 insertions(+) > > diff --git a/drivers/dfu/dfu_sf.c b/drivers/dfu/dfu_sf.c > index b78fcfd..d401b76 100644 > --- a/drivers/dfu/dfu_sf.c > +++ b/drivers/dfu/dfu_sf.c > @@ -10,6 +10,8 @@ > #include > #include > #include > +#include > +#include > > static int dfu_get_medium_size_sf(struct dfu_entity *dfu, u64 *size) > { > @@ -52,11 +54,33 @@ static int dfu_write_medium_sf(struct dfu_entity > *dfu, > static int dfu_flush_medium_sf(struct dfu_entity *dfu) > { > + u64 off, length; > + > + if (!dfu->data.sf.ubi) > + return 0; > + > + /* in case of ubi partition, erase rest of the partition */ > + off = find_sector(dfu, dfu->data.sf.start, dfu->offset); > + /* last write ended with unaligned length jump to next */ > + if (off != dfu->data.sf.start + dfu->offset) > + off += dfu->data.sf.dev->sector_size; > + length = dfu->data.sf.start + dfu->data.sf.size - off; > + if (length) > + return spi_flash_erase(dfu->data.sf.dev, off, > length); + > return 0; > } > > static unsigned int dfu_polltimeout_sf(struct dfu_entity *dfu) > { > + /* > + * Currently, Poll Timeout != 0 is only needed on nand ^^^^^ - please update the comment > + * ubi partition, as sectors which are not used need > + * to be erased > + */ > + if (dfu->data.sf.ubi) > + return DFU_MANIFEST_POLL_TIMEOUT; > + > return DFU_DEFAULT_POLL_TIMEOUT; > } > > @@ -133,6 +157,33 @@ int dfu_fill_entity_sf(struct dfu_entity *dfu, > char *devstr, char *s) dfu->data.sf.start = simple_strtoul(s, &s, 16); > s++; > dfu->data.sf.size = simple_strtoul(s, &s, 16); > + } else if ((!strcmp(st, "part")) || (!strcmp(st, > "partubi"))) { > + char mtd_id[32]; > + struct mtd_device *mtd_dev; > + u8 part_num; > + struct part_info *pi; > + int ret, dev, part; > + > + dfu->layout = DFU_RAW_ADDR; > + > + dev = simple_strtoul(s, &s, 10); > + s++; > + part = simple_strtoul(s, &s, 10); > + > + sprintf(mtd_id, "%s%d,%d", "nor", dev, part - 1); > + printf("using id '%s'\n", mtd_id); > + > + mtdparts_init(); > + > + ret = find_dev_and_part(mtd_id, &mtd_dev, &part_num, > &pi); > + if (ret != 0) { > + printf("Could not locate '%s'\n", mtd_id); > + return -1; > + } > + dfu->data.sf.start = pi->offset; > + dfu->data.sf.size = pi->size; > + if (!strcmp(st, "partubi")) > + dfu->data.sf.ubi = 1; > } else { > printf("%s: Memory layout (%s) not supported!\n", > __func__, st); spi_flash_free(dfu->data.sf.dev); > diff --git a/include/dfu.h b/include/dfu.h > index 145a157..bf51ab7 100644 > --- a/include/dfu.h > +++ b/include/dfu.h > @@ -77,6 +77,8 @@ struct sf_internal_data { > /* RAW programming */ > u64 start; > u64 size; > + /* for sf/ubi use */ > + unsigned int ubi; > }; > > #define DFU_NAME_SIZE 32 Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 488 bytes Desc: OpenPGP digital signature URL: