UltraSatanSDCardwithLinux - Revision history

>Marcello at 10:57, 5 July 2015

2015-07-05T10:57:06Z

← Older revision		Revision as of 06:57, 5 July 2015
Line 46:		Line 46:

	and the data is accessible under /mnt		and the data is accessible under /mnt

			==== Formatting a partition ====

			mkfs.vfat -h0 -S 4096 -A /dev/mmcblk0p1

	==== Other Unixes ====		==== Other Unixes ====
	Since NetBSD also have AHDI support, this should also work, provided you have ''options DISKLABEL_AHDI'' in your kernel conf.		Since NetBSD also have AHDI support, this should also work, provided you have ''options DISKLABEL_AHDI'' in your kernel conf.

>Marcello: /* Check that your Kernel has Atari Partition Table Support */

2015-04-09T09:39:09Z

Check that your Kernel has Atari Partition Table Support

← Older revision		Revision as of 05:39, 9 April 2015
Line 8:		Line 8:
	grep ATARI_PARTITION /boot/config-$(uname -r)		grep ATARI_PARTITION /boot/config-$(uname -r)

	~~The Linux kernel has~~ support for the Atari Partition Table format is a relic of the Linux/68k port of the 90's. It's activated by default on Debian and Ubuntu.		Kernel support for the Atari Partition Table format is a relic of the Linux/68k port of the 90's. It's activated by default on Debian and Ubuntu.

	==== Making sure the card is detected ====		==== Making sure the card is detected ====

>Marcello at 09:37, 9 April 2015

2015-04-09T09:37:45Z

← Older revision		Revision as of 05:37, 9 April 2015
Line 1:		Line 1:
	== Reading Data from your UltraSatan SD Card on Linux ==		== Reading Data from your UltraSatan SD Card on Linux ==

	~~If you've followed~~ the tutorial from http://joo.kie.sk/?page_id=306~~, you can use it straight ahead~~ on ~~Linux !~~		Just follow the tutorial from tutorial from http://joo.kie.sk/?page_id=306 for partitioning on the Atari side.
	NB: according to http://hddriver.seimet.de/en/faq.html, "Why can big TOS partitions not be mounted under Linux", you shouldn't create partitions bigger than 256MB if you want to mount them easily on Linux.		NB: according to http://hddriver.seimet.de/en/faq.html, "Why can big TOS partitions not be mounted under Linux", you shouldn't create partitions bigger than 256MB if you want to mount them easily on Linux.

			==== Check that your Kernel has Atari Partition Table Support ====

			grep ATARI_PARTITION /boot/config-$(uname -r)

			The Linux kernel has support for the Atari Partition Table format is a relic of the Linux/68k port of the 90's. It's activated by default on Debian and Ubuntu.

	==== Making sure the card is detected ====		==== Making sure the card is detected ====
Line 12:		Line 18:
	[14098.072876] mmcblk0: AHDI p1 p2 p3 p4		[14098.072876] mmcblk0: AHDI p1 p2 p3 p4

	This means we have a SD card identified as '''mmcblk0''', on which we have a partition table of Format '''AHDI''' with 4 partitions. ~~Yes the Linux kernel has support for the Atari Partition Table format, a relic of the Linux/68k port of the 90's. You can check that the support is activated on you kernel with~~		This means we have a SD card identified as '''mmcblk0''', on which we have a partition table of Format '''AHDI''' with 4 partitions.

	~~grep ATARI_PARTITION /boot/config-$(uname -r)~~

	==== Verifying the partitions ====		==== Verifying the partitions ====

>Marcello: /* Reading Data from your UltraSatan SD Card on Linux */

2015-04-08T22:04:39Z

Reading Data from your UltraSatan SD Card on Linux

← Older revision		Revision as of 18:04, 8 April 2015
Line 1:		Line 1:
	== Reading Data from your UltraSatan SD Card on Linux ==		== Reading Data from your UltraSatan SD Card on Linux ==

	If you've followed the tutorial from http://joo.kie.sk/?page_id=306, you can use it straight ahead on Linux ! ~~Note that~~ according to http://hddriver.seimet.de/en/faq.html, Why can big TOS partitions not be mounted under Linux? you shouldn't create partitions bigger than 256MB if you want to mount them easily on Linux.		If you've followed the tutorial from http://joo.kie.sk/?page_id=306, you can use it straight ahead on Linux !
			NB: according to http://hddriver.seimet.de/en/faq.html, "Why can big TOS partitions not be mounted under Linux", you shouldn't create partitions bigger than 256MB if you want to mount them easily on Linux.

	==== Making sure the card is detected ====		==== Making sure the card is detected ====

>Marcello at 21:42, 8 April 2015

2015-04-08T21:42:55Z

← Older revision		Revision as of 17:42, 8 April 2015
Line 11:		Line 11:
	[14098.072876] mmcblk0: AHDI p1 p2 p3 p4		[14098.072876] mmcblk0: AHDI p1 p2 p3 p4

	This means we have a SD card identified as '''mmcblk0''', on which we have a partition table of Format '''AHDI''' with 4 partitions. Yes the Linux kernel has support for the Atari Partition Table format, a relic of the Linux/68k port of the 90's.		This means we have a SD card identified as '''mmcblk0''', on which we have a partition table of Format '''AHDI''' with 4 partitions. Yes the Linux kernel has support for the Atari Partition Table format, a relic of the Linux/68k port of the 90's. You can check that the support is activated on you kernel with

			grep ATARI_PARTITION /boot/config-$(uname -r)

	==== Verifying the partitions ====		==== Verifying the partitions ====
Line 39:		Line 41:

	and the data is accessible under /mnt		and the data is accessible under /mnt

			==== Other Unixes ====
			Since NetBSD also have AHDI support, this should also work, provided you have ''options DISKLABEL_AHDI'' in your kernel conf.

>Marcello: /* Reading Data from your UltraSatan SD Card on Linux */

2015-04-08T21:33:22Z

Reading Data from your UltraSatan SD Card on Linux

← Older revision		Revision as of 17:33, 8 April 2015
Line 1:		Line 1:
	== Reading Data from your UltraSatan SD Card on Linux ==		== Reading Data from your UltraSatan SD Card on Linux ==

	If you've followed the tutorial from http://joo.kie.sk/?page_id=306, you can use it straight ahead on Linux !		If you've followed the tutorial from http://joo.kie.sk/?page_id=306, you can use it straight ahead on Linux ! Note that according to http://hddriver.seimet.de/en/faq.html, Why can big TOS partitions not be mounted under Linux? you shouldn't create partitions bigger than 256MB if you want to mount them easily on Linux.

	==== Making sure the card is detected ====		==== Making sure the card is detected ====

>Marcello: /* Verifying the partitions */

2015-04-08T21:32:07Z

Verifying the partitions

← Older revision		Revision as of 17:32, 8 April 2015
Line 30:		Line 30:
	So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''		So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''

			Note that the unusual '''sector size'''' is perfectly fine and normal for an Atari.

	==== Mounting the partitions ====		==== Mounting the partitions ====

>Marcello: /* Mounting the partitions = */

2015-04-08T21:27:20Z

Mounting the partitions =

← Older revision		Revision as of 17:27, 8 April 2015
Line 31:		Line 31:


	==== Mounting the partitions =====		==== Mounting the partitions ====

	Altough the sd card does no autoimount when inserting, manually mounting works fine, you just issue:		Altough the sd card does no autoimount when inserting, manually mounting works fine, you just issue:

>Marcello at 21:27, 8 April 2015

2015-04-08T21:27:10Z

← Older revision		Revision as of 17:27, 8 April 2015
Line 29:		Line 29:

	So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''		So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''


			==== Mounting the partitions =====

			Altough the sd card does no autoimount when inserting, manually mounting works fine, you just issue:

			sudo mount /dev/mmcblk0p1 /mnt

			and the data is accessible under /mnt

>Marcello: /* Verifying the partitions */

2015-04-08T21:25:08Z

Verifying the partitions

← Older revision		Revision as of 17:25, 8 April 2015
Line 29:		Line 29:

	So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''		So here we have two partitions of type '''FAT16''', one has a size of '''242MB''', the other one '''28.44MB'''

	The critical parameter to check here is the sector size, if the sector size is bigger thant 4096 bytes, Linux will not recognize it. The gory details of why are somehow explained here: http://atari.8bitchip.info/atdoscp.html although it mostly concerns Windows PC.