4e17e1db96
C2port implements a two wire serial communication protocol (bit banging) designed to enable in-system programming, debugging, and boundary-scan testing on low pin-count Silicon Labs devices. Currently this code supports only flash programming through sysfs interface but extensions shoud be easy to add. Signed-off-by: Rodolfo Giometti <giometti@linux.it> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
88 lines
2.9 KiB
Text
88 lines
2.9 KiB
Text
What: /sys/class/c2port/
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/ directory will contain files and
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directories that will provide a unified interface to
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the C2 port interface.
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What: /sys/class/c2port/c2portX
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/ directory is related to X-th
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C2 port into the system. Each directory will contain files to
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manage and control its C2 port.
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What: /sys/class/c2port/c2portX/access
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/access file enable the access
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to the C2 port from the system. No commands can be sent
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till this entry is set to 0.
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What: /sys/class/c2port/c2portX/dev_id
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/dev_id file show the device ID
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of the connected micro.
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What: /sys/class/c2port/c2portX/flash_access
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_access file enable the
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access to the on-board flash of the connected micro.
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No commands can be sent till this entry is set to 0.
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What: /sys/class/c2port/c2portX/flash_block_size
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_block_size file show
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the on-board flash block size of the connected micro.
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What: /sys/class/c2port/c2portX/flash_blocks_num
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_blocks_num file show
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the on-board flash blocks number of the connected micro.
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What: /sys/class/c2port/c2portX/flash_data
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_data file export
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the content of the on-board flash of the connected micro.
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What: /sys/class/c2port/c2portX/flash_erase
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_erase file execute
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the "erase" command on the on-board flash of the connected
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micro.
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What: /sys/class/c2port/c2portX/flash_erase
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/flash_erase file show the
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on-board flash size of the connected micro.
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What: /sys/class/c2port/c2portX/reset
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/reset file execute a "reset"
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command on the connected micro.
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What: /sys/class/c2port/c2portX/rev_id
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Date: October 2008
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Contact: Rodolfo Giometti <giometti@linux.it>
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Description:
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The /sys/class/c2port/c2portX/rev_id file show the revision ID
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of the connected micro.
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