Format SSD MMC - Revision history

Oleg: /* About */

2017-06-26T18:23:55Z

About

← Older revision		Revision as of 18:23, 26 June 2017
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	Help tips for formatting:		Help tips for formatting:
	* SSD (internal or external)		* SSD (internal or external)
	* MMC (&~~muSD~~ card - normal or recovery)		* MMC (μSD card - normal or recovery)
	* USB drive		* USB drive

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	* '''mkfs.vfat''' - create filesystem		* '''mkfs.vfat''' - create filesystem
	* '''dd''' - clean filesystem from the partition for '''fast recording'''		* '''dd''' - clean filesystem from the partition for '''fast recording'''



	==<font color="blue">SSD or USB</font>==		==<font color="blue">SSD or USB</font>==

2017-03-20T03:32:00Z

changed repository url

← Older revision		Revision as of 03:32, 20 March 2017
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	==<font color="blue">Useful links</font>==		==<font color="blue">Useful links</font>==
	* [https://~~github~~.com/Elphel/elphel-tools-update ~~github~~:elphel-tools-update] - '''write_bootable_mmc.py'''		* [https://git.elphel.com/Elphel/elphel-tools-update git:elphel-tools-update] - '''write_bootable_mmc.py'''
	** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)		** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)
	** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''		** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''

2016-12-29T20:07:09Z

← Older revision		Revision as of 20:07, 29 December 2016
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	** The default connection is ''camera <=> internal SSD''		** The default connection is ''camera <=> internal SSD''
	** For external drive set: ''camera <=> external SSD'' and power on the drive.		** For external drive set: ''camera <=> external SSD'' and power on the drive.
	** [[Sata_multiplexer_10389\| More info]]		** [[Sata_multiplexer_10389\| '''More info''']]
	* Find out the device name:		* Find out the device name:
	$ dmesg		$ dmesg

2016-12-29T20:06:55Z

← Older revision		Revision as of 20:06, 29 December 2016
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	==<font color="blue">SSD</font>==		==<font color="blue">SSD or USB</font>==
	===camera===		===camera===
	* ~~Connect~~ SSD to the camera:		* (not needed for USB) Check if SSD is connected to the camera:
	** The default connection is ''camera <=> internal SSD''		** The default connection is ''camera <=> internal SSD''
	** For external drive set: ''camera <=> external SSD''		** For external drive set: ''camera <=> external SSD'' and power on the drive.
	** [[Sata_multiplexer_10389\| More info]]		** [[Sata_multiplexer_10389\| More info]]
	* Find out the device name:		* Find out the device name:

2016-12-29T20:03:32Z

SSD or USB

← Older revision		Revision as of 20:03, 29 December 2016
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	==<font color="blue">SSD ~~or USB~~</font>==		==<font color="blue">SSD</font>==
	===camera===		===camera===
			* Connect SSD to the camera:
			** The default connection is ''camera <=> internal SSD''
			** For external drive set: ''camera <=> external SSD''
			** [[Sata_multiplexer_10389\| More info]]
	* Find out the device name:		* Find out the device name:
	$ dmesg		$ dmesg
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	===pc===		===pc===
	The same as above		The same as above except:
			* For internal SSD the connection should be set to ''pc <=> internal SSD''


	==<font color="blue">MMC</font>==		==<font color="blue">MMC</font>==

2016-12-29T19:56:39Z

← Older revision		Revision as of 19:56, 29 December 2016
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	* '''mkfs.vfat''' - create filesystem		* '''mkfs.vfat''' - create filesystem
	* '''dd''' - clean filesystem from the partition for '''fast recording'''		* '''dd''' - clean filesystem from the partition for '''fast recording'''



	==<font color="blue">SSD or USB</font>==		==<font color="blue">SSD or USB</font>==
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	** Do not make a file system on the partition		** Do not make a file system on the partition

	===PC===		===pc===
	The same as above		The same as above



	==<font color="blue">MMC</font>==		==<font color="blue">MMC</font>==
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	mkfs.ext4 /dev/mmcblk0pX		mkfs.ext4 /dev/mmcblk0pX

	===PC===		===pc===
	* Same as above except the MMC might be detected as /dev/sdX		* Same as above except the MMC might be detected as /dev/sdX
	* If MMC is for boot the partition table type must be '''msdos''', not gpt		* If MMC is for boot the partition table type must be '''msdos''', not gpt



	==<font color="blue">'Erase' a file system from a partition</font>==		==<font color="blue">'Erase' a file system from a partition</font>==
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	* To erase the drive's partition table (better use '''fdisk'''):		* To erase the drive's partition table (better use '''fdisk'''):
	$ dd if=/dev/zero of=/dev/sda bs=512 count=2		$ dd if=/dev/zero of=/dev/sda bs=512 count=2



	==<font color="blue">Useful links</font>==		==<font color="blue">Useful links</font>==

2016-12-29T19:55:50Z

camera

← Older revision		Revision as of 19:55, 29 December 2016
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	==<font color="blue">SSD or USB</font>==		==<font color="blue">SSD or USB</font>==
	===camera===		===camera===
	* ~~locate~~ device ~~and check~~ if it is already partitioned:		* Find out the device name:
			$ dmesg
			* Check if it is already partitioned:
	$ cat /proc/partitions		$ cat /proc/partitions
	* manage partitions:		* manage partitions:

2016-12-29T19:54:46Z

camera

← Older revision		Revision as of 19:54, 29 December 2016
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	==<font color="blue">SSD or USB</font>==		==<font color="blue">SSD or USB</font>==
	===camera===		===camera===
	* check ~~the SSD~~ is already partitioned:		* locate device and check if it is already partitioned:
	$ cat /proc/partitions		$ cat /proc/partitions
	* manage partitions:		* manage partitions:

2016-12-29T19:54:09Z

Useful links

← Older revision		Revision as of 19:54, 29 December 2016
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	** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)		** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)
	** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''		** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''
	* [[Sd_boot_rootfs\|MMC boot]] - prepare a bootable μSD card and boot		* [[Sd_boot_rootfs\|MMC boot]]
			** prepare a bootable μSD card and boot

	[[Category:393]]		[[Category:393]]

2016-12-29T19:53:09Z

Useful links

← Older revision		Revision as of 19:53, 29 December 2016
Line 60:		Line 60:
	** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)		** the script is used to create a bootable MMC from a PC (the camera doesn't have ''parted'' and ''kpartx'' installed)
	** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''		** it has examples of using '''dd''', '''parted''', '''mkfs''', '''kpartx'''
	* [[Sd_boot_rootfs MMC boot]] - prepare a bootable μSD card and boot		* [[Sd_boot_rootfs\|MMC boot]] - prepare a bootable μSD card and boot

	[[Category:393]]		[[Category:393]]