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* g: rename usb_updater into gsctoolVadim Bendebury2017-10-101-5/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | The usb_updater utility has long been not just an updater, and has long been using other interfaces in addition to USB. gsctool is a much more suitable name. CQ-DEPEND=CL:709776 BRANCH=cr50 BUG=b:67007500 TEST=verified that make -C ./extra/usb_updater generates ./extra/usb_updater/gsctool: $ ./extra/usb_updater/gsctool --help Usage: gsctool [options] <binary image> This updates the Cr50 RW firmware over USB. The required argument is the full RO+RW image. Options: [...] $ Change-Id: I3ab70c28acf3664ddefaa923a87ba1fd5c3c437b Signed-off-by: Vadim Bendebury <vbendeb@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/709738 Reviewed-by: Mary Ruthven <mruthven@chromium.org>
* docs/usb_updater: Add more details about the update protocolNicolas Boichat2017-07-151-11/+90
| | | | | | | | | | | | | | | | | In particular, highlight more clearly cr50/common code differences, describe update over USB state machine, and common code commands. Also, replace all cr50/CR50 instances with Cr50. BRANCH=none BUG=b:36375666 TEST=~/chromium/src/tools/md_browser/md_browser.py -d docs Change-Id: I45e26a87c3455e1c67be186b403b1d4c4acade91 Reviewed-on: https://chromium-review.googlesource.com/558537 Commit-Ready: Nicolas Boichat <drinkcat@chromium.org> Tested-by: Nicolas Boichat <drinkcat@chromium.org> Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
* docs: Add USB updater documentation to docs folderNicolas Boichat2017-07-131-0/+120
Mostly copied from extra/usb_updater/usb_updater.c, makes it easier to reference from multiple locations (usb_updater, header files, etc.). BRANCH=none BUG=b:36375666 TEST=~/chromium/src/tools/md_browser/md_browser.py -d docs Change-Id: I6939ef74dd18b28ce5b8211c9a84f4adcf4e56b0 Reviewed-on: https://chromium-review.googlesource.com/486479 Commit-Ready: Nicolas Boichat <drinkcat@chromium.org> Tested-by: Nicolas Boichat <drinkcat@chromium.org> Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>