diff options
Diffstat (limited to 'util/flash_ec')
| -rwxr-xr-x | util/flash_ec | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/util/flash_ec b/util/flash_ec index 194270d1fc..4031250fd3 100755 --- a/util/flash_ec +++ b/util/flash_ec @@ -16,6 +16,8 @@ DEFINE_boolean ro "${FLAGS_FALSE}" \ "Write only the read-only partition" DEFINE_string offset "0" \ "Offset where to program the image from." +DEFINE_boolean unprotect "${FLAGS_FALSE}" \ + "Clear the protect flag." # Parse command line FLAGS_HELP="usage: $0 [flags]" @@ -32,8 +34,8 @@ cleanup() { fi # reset the EC - dut_control cold_reset:on - dut_control cold_reset:off + dut_control cold_reset:on + dut_control cold_reset:off } trap cleanup EXIT @@ -106,6 +108,10 @@ function flash_daisy() { die "no stm32mon util found." fi + if [ "${FLAGS_unprotect}" = ${FLAGS_TRUE} ] ; then + die "--unprotect not supported for this board." + fi + info "Using serial flasher : ${STM32MON}" dut_control uart1_en:on @@ -122,13 +128,18 @@ function flash_daisy() { function flash_link() { OCD_CFG="servo_v2_slower.cfg" OCD_PATH="${SRC_ROOT}/platform/ec/chip/lm4/openocd" - OCD_CMDS="init ; flash_lm4 ${IMG} ${FLAGS_offset}; shutdown;" + OCD_CMDS="init; flash_lm4 ${IMG} ${FLAGS_offset};" + if [ "${FLAGS_unprotect}" = ${FLAGS_TRUE} ] ; then + info "Clearing write protect flag." + OCD_CMDS="${OCD_CMDS} unprotect_link;" + fi + OCD_CMDS="${OCD_CMDS} shutdown;" dut_control jtag_buf_on_flex_en:on dut_control jtag_buf_en:on sudo openocd -s "${OCD_PATH}" -f "${OCD_CFG}" -c "${OCD_CMDS}" || \ - die "Failed to program ${IMG}" + die "Failed to program ${IMG}" } IMG="$(ec_image)" |