From 666362356e1ccc0df91c03b1d3f97939968b9c04 Mon Sep 17 00:00:00 2001 From: Michael Trimarchi Date: Wed, 8 Jun 2016 10:18:16 +0200 Subject: [PATCH] cmd: gpt: add - partition size parsing This patch try to parse name=userdata,size=-,uuid=${uuid_gpt_userdata}; gpt mmc write 0 $partitions gpt mmc verify 0 $partitions Signed-off-by: Michael Trimarchi Reviewed-by: Simon Glass --- cmd/gpt.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/cmd/gpt.c b/cmd/gpt.c index 8ffaef30f5..3d9706b679 100644 --- a/cmd/gpt.c +++ b/cmd/gpt.c @@ -181,6 +181,7 @@ static int set_gpt_info(struct blk_desc *dev_desc, disk_partition_t *parts; int errno = 0; uint64_t size_ll, start_ll; + lbaint_t offset = 0; debug("%s: lba num: 0x%x %d\n", __func__, (unsigned int)dev_desc->lba, (unsigned int)dev_desc->lba); @@ -296,8 +297,14 @@ static int set_gpt_info(struct blk_desc *dev_desc, } if (extract_env(val, &p)) p = val; - size_ll = ustrtoull(p, &p, 0); - parts[i].size = lldiv(size_ll, dev_desc->blksz); + if ((strcmp(p, "-") == 0)) { + /* remove first usable lba and last block */ + parts[i].size = dev_desc->lba - 34 - 1 - offset; + } else { + size_ll = ustrtoull(p, &p, 0); + parts[i].size = lldiv(size_ll, dev_desc->blksz); + } + free(val); /* start address */ @@ -310,6 +317,8 @@ static int set_gpt_info(struct blk_desc *dev_desc, free(val); } + offset += parts[i].size + parts[i].start; + /* bootable */ if (found_key(tok, "bootable")) parts[i].bootable = 1; -- 2.39.5