when erase region does not start at 0 Signed-off-by: Tomas Vanek <vanekt@fbl.cz> Signed-off-by: Luke Wren <luke@raspberrypi.com> Change-Id: I2b9db61e8ac837b6c6431aacf3b73ed3a1772fbc Reviewed-on: https://review.openocd.org/c/openocd/+/8445 Tested-by: jenkins Reviewed-by: Jonathan Bell <jonathan@raspberrypi.com>