stlink: add support for rw-misc commands 07/6607/3
authorAntonio Borneo <borneo.antonio@gmail.com>
Thu, 29 Jul 2021 15:54:31 +0000 (17:54 +0200)
committerAntonio Borneo <borneo.antonio@gmail.com>
Fri, 5 Nov 2021 22:42:55 +0000 (22:42 +0000)
commit6df533abb89307da066335700856e9bfe8586b94
tree28d372658911b34bb62b9a7b375db9909f67a805
parent22c76a4fd536ba53f563d72d2b3402c45f925f85
stlink: add support for rw-misc commands

Firmware versions V2J32 and V3J2 introduce the commands RW-MISC
to put in a single USB packet a sequence of mem_ap read/write.
These commands provide a significant speed improvement while
accessing the debug unit at scattered addresses.

Add the low level commands and extend high level implementation.

Skip for the moment the command to read the max number of items
allowed by the firmware and use some hardcoded values.

Change-Id: I8adc630cc0de733511e9d94533cbfe9f3b301a83
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: https://review.openocd.org/c/openocd/+/6607
Tested-by: jenkins
Reviewed-by: Tarek BOCHKATI <tarek.bouchkati@gmail.com>
src/jtag/drivers/stlink_usb.c

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