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path: root/tcl/target/at91sam4lXX.cfg
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2014-06-28cortex_m: Do additional initialization during resetAndrey Smirnov
SAM4L requires additional steps to be taken right after SYSRESETREQ is issued in order to function robustly: - CMSIS-DAP DAP driver needs to explicitly check for sticky bit errors since it is possible for adapter to perform successful write opration, report no errors and then, under the hood, do some other things that will result in sticky bit being set. - Debugger needs to wait for security system to finish intialization and assert CDBGPWRUPACK before proceeding This change is related to commit http://openocd.zylin.com/#/c/1995/ Change-Id: I741c95a809bfd60d930cec9482239e4796a62326 Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Reviewed-on: http://openocd.zylin.com/2088 Tested-by: jenkins Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com> Reviewed-by: Andrey Yurovsky <yurovsky@gmail.com>
2014-03-17cfg: change default SAM4L cortex_m reset_configSpencer Oliver
From testing this target does not seem to support using SYSRESETREQ, change the default to the safe VECTRESET. This target also has other reset issues (srst not working) that will be addressed in another patch. Change-Id: Icfc78347dc71aa3a062ddea63190a818d7fbc760 Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk> Reviewed-on: http://openocd.zylin.com/1995 Tested-by: jenkins Reviewed-by: Angus Gratton <gus@projectgus.com>
2014-01-09add support for Atmel SAM4L NOR FlashAndrey Yurovsky
This adds a new NOR Flash driver, "at91sam4l", which supports the built-in Flash on Atmel's low-power SAM4L family of Cortex M4 MCUs. Parts and their geometry are detected automatically using the Chip ID and lookup schemes described in document 42023E–SAM–07/2013. Tested on AT91SAM4LC4CA via the SAM4L XPlained Pro development kit. Change-Id: If73499dee92cc8ce231845244ea25c6984f6cecd Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com> Reviewed-on: http://openocd.zylin.com/1639 Tested-by: jenkins Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
2014-01-09cfg: add initial Atmel xplained kit supportSpencer Oliver
These kits feature a CMSIS-DAP compliant debugger and so have been added as part of the pending support. Currently the flash drivers for the L8 and D20 are wip. One issue this implementation of CMSIS-DAP raised is that it supports 512byte HID reports, however using the current HIDAPI we have no cross platform way of querying this info. Long term we plan to add this support to HIDAPI. Change-Id: Ie8b7c871f58a099d963cd71a9f8a0105a38784e9 Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk> Reviewed-on: http://openocd.zylin.com/1625 Tested-by: jenkins