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mirror of git://git.code.sf.net/p/openocd/code synced 2025-07-19 19:47:53 +10:00
openocd/tcl
Edward Fewell 4d7c48fb80 tcl/target: Enable using vectreset for CC3320SF targets
On CC32xx family of devices, sysrequest is disabled, and
vectreset is blocked by the boot loader (stops in a while(1)
statement). srst reset can leave the target in a state
that prevents debug.

This change enables using vectreset on SF variants by
moving the PC to the start of the user application in
internal flash. This allows for a more reliable reset,
but with two caveats:

1) This only works for the SF variant with internal
   flash.

2) This only resets the CPU and not any peripherals.

Tested on CC3220SF rev B Launchpad in both SWD and
JTAG modes. Confirmed proper behavior of reset,
reset init, reset halt, and reset run commands.

Update: reworked per comment in code review. Re-tested
with CC3220SF Launchpad as both CC3220SF and as
CC32xx board to confirm reset behavior as expected.

Update: Added adapter srst delay 1100 line to the
CC3200 LaunchXL configuration file.

Change-Id: Ibc042d785c846c2223ae55b8f2410b75ed2df354
Signed-off-by: Edward Fewell <efewell@ti.com>
Reviewed-on: http://openocd.zylin.com/5489
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
2020-03-24 17:18:31 +00:00
..
board tcl/target: Enable using vectreset for CC3320SF targets 2020-03-24 17:18:31 +00:00
chip
cpld
cpu/arm
fpga
interface coding style: add newline at end of text files 2020-02-24 10:30:53 +00:00
target tcl/target: Enable using vectreset for CC3320SF targets 2020-03-24 17:18:31 +00:00
test tcl: Remove executable bit 2020-02-08 23:27:18 +00:00
tools tcl: replace the deprecated commands with "adapter ..." 2020-01-29 06:34:43 +00:00
bitsbytes.tcl
mem_helper.tcl
memory.tcl Include start-of-region address 2020-02-15 15:30:55 +00:00
mmr_helpers.tcl