From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 23 Apr 2025 19:41:24 +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 1u7e68-004c1M-0z for lore@lore.pengutronix.de; Wed, 23 Apr 2025 19:41:24 +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 1u7e64-0003OJ-Cd for lore@pengutronix.de; Wed, 23 Apr 2025 19:41:24 +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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To: Cc:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=5leiaP9cpCztcA950zi8lVM1TxRRC4kuC0dYCACX06I=; b=PlJDH4jPGctaSQHMf3A1UZ2CoL IUgt4aQLqXDpCo2rx3UrVz/ebAI0u9DVZdtCs0mU3JP79437OkFwoqGwEKBzrizhIzhliOFbILQ69 zb2m2FwqiiTtrBUa9VeA+87FaMAQtmq5HRXNnXNULACcUEvucWkX5GCksi8BEENdH+jFgHR9v6poc 8G0C7TD71QLoyisxdo27ApYiOdnaeUgxTN1Hi8+ER8tGFQF0QH/pcal+IPMMwaD6mdq0SBIXAfXcG qDLHSyO7dM+G8afPYv38j1l5SANVYtVi5X1/8poYUm2o5ss8ckk51kW6TqYjK7/PkYzxAo/oXgI8D G0QIVtRQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u7e5Q-0000000BIQO-1FlL; Wed, 23 Apr 2025 17:40:40 +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 1u7amy-0000000AmGo-0RHS for barebox@lists.infradead.org; Wed, 23 Apr 2025 14:09:27 +0000 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1u7amu-0003Wg-Vs for barebox@lists.infradead.org; Wed, 23 Apr 2025 16:09:20 +0200 From: Marco Felsch To: barebox@lists.infradead.org Date: Wed, 23 Apr 2025 16:09:11 +0200 Message-Id: <20250423140913.1530237-2-m.felsch@pengutronix.de> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250423140913.1530237-1-m.felsch@pengutronix.de> References: <20250423140913.1530237-1-m.felsch@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250423_070924_152772_70AB2662 X-CRM114-Status: GOOD ( 10.65 ) 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=-5.3 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 v2 2/4] parted: add support for gpt-location 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) Add support to place the GPT partition entries to random places instead of LBA2. Signed-off-by: Marco Felsch --- v2: - new commands/parted.c | 29 +++++++++++++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) diff --git a/commands/parted.c b/commands/parted.c index 90cee1ede10e..895c06524d4c 100644 --- a/commands/parted.c +++ b/commands/parted.c @@ -224,6 +224,30 @@ static int do_mklabel(struct block_device *blk, int argc, char *argv[]) return -EINVAL; } + if (argc == 3) { + uint64_t mult; + int ret; + + if (!strcmp(argv[1], "msdos")) { + printf("gpt-location not supported for msdos partitions\n"); + return -EINVAL; + } + + ret = parted_strtoull(argv[2], &gpt_location, &mult); + if (ret) + return ret; + + if (!mult) + mult = gunit; + + gpt_location *= mult; + + /* Ensure alignment */ + gpt_location = ALIGN(gpt_location, SECTOR_SIZE); + /* convert to LBA */ + gpt_location >>= SECTOR_SHIFT; + } + pdesc = partition_table_new(blk, argv[1], gpt_location); if (IS_ERR(pdesc)) { printf("Error: Cannot create partition table: %pe\n", pdesc); @@ -236,7 +260,7 @@ static int do_mklabel(struct block_device *blk, int argc, char *argv[]) partition_table_free(gpdesc); gpdesc = pdesc; - return 2; + return argc > 2 ? 3 : 2; } static int do_refresh(struct block_device *blk, int argc, char *argv[]) @@ -352,7 +376,7 @@ BAREBOX_CMD_HELP_TEXT("GNU Parted") BAREBOX_CMD_HELP_TEXT("") BAREBOX_CMD_HELP_TEXT("commands:") BAREBOX_CMD_HELP_OPT ("print", "print partitions") -BAREBOX_CMD_HELP_OPT ("mklabel ", "create a new partition table") +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 ("unit ", "change display/input units") @@ -361,6 +385,7 @@ BAREBOX_CMD_HELP_TEXT("") BAREBOX_CMD_HELP_TEXT(" can be one of \"s\" (sectors), \"B\" (bytes), \"kB\", \"MB\", \"GB\", \"TB\",") BAREBOX_CMD_HELP_TEXT("\"KiB\", \"MiB\", \"GiB\" or \"TiB\"") BAREBOX_CMD_HELP_TEXT(" must be \"gpt\" or \"msdos\"") +BAREBOX_CMD_HELP_TEXT(" Location of the GPT table, ignored for MBR. Specified in size.") BAREBOX_CMD_HELP_TEXT(" can be one of \"ext2\", \"ext3\", \"ext4\", \"fat16\", \"fat32\" or \"bbenv\"") BAREBOX_CMD_HELP_TEXT(" for MBR partition tables can be one of \"primary\", \"extended\" or") BAREBOX_CMD_HELP_TEXT("\"logical\". For GPT this is a name string.") -- 2.39.5