From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 22 May 2025 15:42:30 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uI6Bq-001Xps-0x for lore@lore.pengutronix.de; Thu, 22 May 2025 15:42:30 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1uI6Bp-0005y3-MO for lore@pengutronix.de; Thu, 22 May 2025 15:42:30 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=fDcxsUTHjrfibbLO0zl/ImW5gNGZQ4juxHAG26k5VF8=; b=ClExrUIg/Lgz6csG2rOrh7BT1h KwlilPHfqsC6XriC2WENcW1GHTV2thVwSXPzi7uo9D5joTUiwy+CCzIBqlCwXQSrqgLsu8Kns4wVD AICjgoBCmkEE/xY9WM3L3cA/Vaq5SAMpKRIA1cVTM/Gf5eWHqocZNGkmRdbUUsRntUMP4EIn1Vzfl pQv6NycKq2IMVKC8CdoCB0PGCKoL2sJ35ttn1DYl3cZ3SKhfS5lQzPO87r7mNsuhoG09EXd1l5ELX M2ORqBQGqMItA6cTjMBGyIcygzTW1dnlkQY3yWXsxV5S+41j7+0fH6JnkoREuyRqf+8PMCtY2Q+SG w9FQ+Z4w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uI6BH-0000000197X-2uZo; Thu, 22 May 2025 13:41:55 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uI6A8-000000018zo-3OYy for barebox@lists.infradead.org; Thu, 22 May 2025 13:40:45 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1uI69r-00059x-LZ; Thu, 22 May 2025 15:40:27 +0200 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uI69r-000kDe-1T; Thu, 22 May 2025 15:40:27 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1uI69r-000ybx-1D; Thu, 22 May 2025 15:40:27 +0200 From: Sascha Hauer Date: Thu, 22 May 2025 15:40:24 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250522-parted-size-v1-3-369d146aa100@pengutronix.de> References: <20250522-parted-size-v1-0-369d146aa100@pengutronix.de> In-Reply-To: <20250522-parted-size-v1-0-369d146aa100@pengutronix.de> To: BAREBOX X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1747921227; l=2665; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=7U3fu7kcyau5zwCOmUAIl3hG00V+pYB3GisOxLz2EUM=; b=mFLVEnzto3qwaM3gNtPlbvB5QcXeGSQloP/FO1Gx4np8khfk02bZe6cWWufYowwIaWY59m/Cp 0nTQyiZ0yxdCu6dn6gYuJNg0K0ZzNRhiBVPVGeP3sYTWUGk2lElb35Q X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250522_064044_851091_3984E023 X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.4 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 3/3] parted: implement mkpart_size command X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) This creates a command which creates a partition with specified size. The command finds a suitable place for the partition itself. Signed-off-by: Sascha Hauer --- commands/parted.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/commands/parted.c b/commands/parted.c index 221c6fc98601f1532ea85e000d1e2147f7a5af63..6872a8414c79e8e116c9ecce864888cec542ad18 100644 --- a/commands/parted.c +++ b/commands/parted.c @@ -192,6 +192,57 @@ static int do_mkpart(struct block_device *blk, int argc, char *argv[]) return ret < 0 ? ret : 5; } +static int do_mkpart_size(struct block_device *blk, int argc, char *argv[]) +{ + struct partition_desc *pdesc; + uint64_t size, start; + const char *name, *fs_type; + int ret; + uint64_t mult; + + if (argc < 4) { + printf("Error: Missing required arguments\n"); + return -EINVAL; + } + + name = argv[1]; + fs_type = argv[2]; + + ret = parted_strtoull(argv[3], &size, &mult); + if (ret) + return ret; + + if (!mult) + mult = gunit; + + size *= mult; + + /* If not on sector boundaries move start up and end down */ + size = ALIGN(size, PARTITION_ALIGN_SIZE); + + /* convert to LBA */ + size >>= SECTOR_SHIFT; + + pdesc = pdesc_get(blk); + if (!pdesc) + return -EINVAL; + + ret = partition_find_free_space(pdesc, size, &start); + if (ret) { + printf("No free space for %llu sectors found\n", size); + return ret; + } + + printf("%s: creating partition with %llu blocks at %llu\n", __func__, size, start); + + ret = partition_create(pdesc, name, fs_type, start, start + size - 1); + + if (!ret) + table_needs_write = true; + + return ret < 0 ? ret : 4; +} + static int do_rmpart(struct block_device *blk, int argc, char *argv[]) { struct partition_desc *pdesc; @@ -267,6 +318,9 @@ struct parted_command parted_commands[] = { .name = "mkpart", .command = do_mkpart, }, { + .name = "mkpart_size", + .command = do_mkpart_size, + }, { .name = "print", .command = do_print, }, { @@ -360,6 +414,7 @@ BAREBOX_CMD_HELP_OPT ("print", "print partitions") BAREBOX_CMD_HELP_OPT ("mklabel ", "create a new partition table") BAREBOX_CMD_HELP_OPT ("rm ", "remove a partition") BAREBOX_CMD_HELP_OPT ("mkpart ", "create a new partition") +BAREBOX_CMD_HELP_OPT ("mkpart_size ", "create a new partition") BAREBOX_CMD_HELP_OPT ("unit ", "change display/input units") BAREBOX_CMD_HELP_OPT ("refresh", "refresh a partition table") BAREBOX_CMD_HELP_TEXT("") -- 2.39.5