On 19:09 Fri 15 Feb , Carlo Caione wrote:
> You can use the name of an already defined partition
> (i.e. hardcoded in board specific files) without specifying
> size and offset that are automatically obtained
>
> i.e.
>
> $ addpart /dev/nor0 (self)
> $ addpart /dev/nor0 (env0)
this is dangerous
specialy when you can knwon for sure that (self) will be in the nor flash
as on sama5d3x as we can boot from different media and barebox detect it
so the self will spi/nor/nand/mmc/eeprom
Best Regards,
J.
>
> Signed-off-by: Carlo Caione <carlo.cai...@gmail.com>
> ---
> commands/partition.c | 15 ++++++++++++++-
> 1 file changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/commands/partition.c b/commands/partition.c
> index fdd6041..8cb50ca 100644
> --- a/commands/partition.c
> +++ b/commands/partition.c
> @@ -53,6 +53,7 @@ static int mtd_part_do_parse_one(char *devname, const char
> *partstr,
> char buf[PATH_MAX] = {};
> unsigned long flags = 0;
> int ret;
> + struct cdev *cdev;
>
> memset(buf, 0, PATH_MAX);
>
> @@ -63,7 +64,7 @@ static int mtd_part_do_parse_one(char *devname, const char
> *partstr,
> size = strtoul_suffix(partstr, &end, 0);
> }
>
> - if (*end == '@')
> + if ((*end == '@') && (size != 0))
> *offset = strtoul_suffix(end+1, &end, 0);
>
> if (size == SIZE_REMAINING)
> @@ -78,6 +79,18 @@ static int mtd_part_do_parse_one(char *devname, const char
> *partstr,
> printf("could not find matching ')'\n");
> return -EINVAL;
> }
> + memcpy(buf, partstr, end - partstr);
> +
> + if (size == 0) {
> + cdev = cdev_by_name(buf);
> + if (!cdev) {
> + printf("%s: partition not found\n", buf);
> + return -EINVAL;
> + }
> +
> + size = cdev->size;
> + *offset = cdev->offset;
> + }
>
> if (pflags & PART_ADD_DEVNAME)
> sprintf(buf, "%s.", devname);
> --
> 1.8.1.3
>
>
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