From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Sat, 7 May 2016 14:38:13 -0400 Subject: [U-Boot] Partition UUIDs in U-Boot and Linux (blkid vs 'part list') In-Reply-To: References: Message-ID: <20160507183813.GT24828@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Sat, May 07, 2016 at 11:51:12AM -0600, Simon Glass wrote: > Hi, > > I find that blkid provides different output from 'part list' and I'm > not sure why: > > => part list scsi 0 > > Partition Map for SCSI device 0 -- Partition Type: EFI > > Part Start LBA End LBA Name > Attributes > Type GUID > Partition GUID > 1 0x00000800 0x001007ff "" > attrs: 0x0000000000000000 > type: c12a7328-f81f-11d2-ba4b-00a0c93ec93b > guid: 9d02e8e4-4d59-408f-a9b0-fd497bc9291c > 2 0x00100800 0x037d8fff "" > attrs: 0x0000000000000000 > type: 0fc63daf-8483-4772-8e79-3d69d8477de4 > guid: 965c59ee-1822-4326-90d2-b02446050059 > 3 0x037d9000 0x03ba27ff "" > attrs: 0x0000000000000000 > type: 0657fd6d-a4ab-43c4-84e5-0933c84b4f4f > guid: 2c4282bd-1e82-4bcf-a5ff-51dedbf39f17 > > $ sudo blkid > /dev/sda1: UUID="819A-4923" TYPE="vfat" > /dev/sda2: UUID="b2aaf743-0418-4d90-94cc-3e6108d7d968" TYPE="ext4" > /dev/sda3: UUID="742df38d-6a50-4b47-a39a-c0076b0cc057" TYPE="swap" > > Does anyone know? I'd like U-Boot to be able to show the same > information as well as the TYPE. Hmm. A quick test here shows that it _is_ matching for MBR style partition tables (which is what is common for TI/armv7 and why ti_armv7_common.h grabs the likely rootfs PARTUUID and boots with root=PARTUUID= like I imagine you're trying). -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: