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Merged
jonasniesner merged 1 commit into from
May 16, 2026
Merged

Add nfc + a few other features #1

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56 changes: 54 additions & 2 deletions build-and-flash.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,12 @@ RTT_ENABLED=1
DO_GBL_ONLY=0
DO_CLEAN=0
DO_MASS_ERASE="${DO_MASS_ERASE:-0}"
NFC_BOOT_PROBE=0
NFC_BOOT_PROBE_CLI=0
NFC_WRITE_NDEF=0
NFC_WRITE_NDEF_CLI=0
NFC_NDEF_TEXT=""
NFC_NDEF_TEXT_CLI=0

usage() {
cat <<EOF
Expand All @@ -40,6 +46,10 @@ Usage: $0 [options]
--rtt After flash: background J-Link RTT telnet + JLinkRTTClient
--rtt-only RTT only (no build/flash)
--no-rtt Build firmware with RTT disabled (OD_ENABLE_RTT=OFF)
--tnb132m-boot-probe Build with OD_TNB132M_BOOT_PROBE=ON (read TNB132M NDEF at boot; use with --rtt)
--no-tnb132m-boot-probe Build with OD_TNB132M_BOOT_PROBE=OFF (default; overrides env)
--tnb132m-write-ndef TEXT Implies probe ON + OD_TNB132M_WRITE_NDEF=ON; writes Text record "TEXT" (<=25 chars, lang=en) before the read
--no-tnb132m-write-ndef OD_TNB132M_WRITE_NDEF=OFF
--no-bootloader Do not flash bootloader image
--no-ota-image Do not generate OTA .gbl image
--bootloader-art F Explicit bootloader artifact (.s37/.hex)
Expand All @@ -62,7 +72,7 @@ Usage: $0 [options]
RTT_BACKEND (gdbserver | exe, default gdbserver), RTT_GDBSERVER_ARGS,
RTT_TELNET_PORT (default 19021), RTT_ARGS (extra args for JLinkRTTClient).
Optional CMake (-D) when set: OPENDISPLAY_BUILD_ID, OD_APP_VERSION,
OD_SL_APPLICATION_VERSION, OD_GENERATE_GBL_OTA
OD_SL_APPLICATION_VERSION, OD_GENERATE_GBL_OTA, OD_TNB132M_BOOT_PROBE, OD_TNB132M_WRITE_NDEF, OD_TNB132M_NDEF_TEXT

Default RTT_BACKEND=gdbserver: JLinkGDBServer stays connected (J-Link Commander often exits and breaks exe mode).
If Commander stays open on your setup, try RTT_BACKEND=exe (JLinkExe + sleep infinity) instead.
Expand All @@ -78,6 +88,15 @@ while [[ $# -gt 0 ]]; do
--rtt) DO_RTT=1 ;;
--rtt-only) RTT_ONLY=1; DO_BUILD=0; DO_FLASH=0; DO_RTT=1 ;;
--no-rtt) RTT_ENABLED=0 ;;
--tnb132m-boot-probe) NFC_BOOT_PROBE=1; NFC_BOOT_PROBE_CLI=1 ;;
--no-tnb132m-boot-probe) NFC_BOOT_PROBE=0; NFC_BOOT_PROBE_CLI=1 ;;
--tnb132m-write-ndef)
NFC_BOOT_PROBE=1; NFC_BOOT_PROBE_CLI=1
NFC_WRITE_NDEF=1; NFC_WRITE_NDEF_CLI=1
NFC_NDEF_TEXT="${2:?--tnb132m-write-ndef needs TEXT}"; NFC_NDEF_TEXT_CLI=1
shift
;;
--no-tnb132m-write-ndef) NFC_WRITE_NDEF=0; NFC_WRITE_NDEF_CLI=1 ;;
--no-bootloader) DO_FLASH_BOOTLOADER=0 ;;
--no-ota-image) DO_OTA_IMAGE=0 ;;
--bootloader-art) BOOTLOADER_ART="${2:?}"; shift ;;
Expand Down Expand Up @@ -109,6 +128,23 @@ if [[ "$RTT_ONLY" -eq 1 ]] && [[ "$DO_RTT" -ne 1 ]]; then
DO_RTT=1
fi

if [[ "$NFC_BOOT_PROBE_CLI" -eq 0 ]] && [[ -n "${OD_TNB132M_BOOT_PROBE:-}" ]]; then
case "${OD_TNB132M_BOOT_PROBE}" in
1|ON|on|Yes|yes|TRUE|true) NFC_BOOT_PROBE=1 ;;
0|OFF|off|No|no|FALSE|false) NFC_BOOT_PROBE=0 ;;
esac
fi

if [[ "$NFC_WRITE_NDEF_CLI" -eq 0 ]] && [[ -n "${OD_TNB132M_WRITE_NDEF:-}" ]]; then
case "${OD_TNB132M_WRITE_NDEF}" in
1|ON|on|Yes|yes|TRUE|true) NFC_WRITE_NDEF=1; NFC_BOOT_PROBE=1 ;;
0|OFF|off|No|no|FALSE|false) NFC_WRITE_NDEF=0 ;;
esac
fi
if [[ "$NFC_NDEF_TEXT_CLI" -eq 0 ]] && [[ -n "${OD_TNB132M_NDEF_TEXT:-}" ]]; then
NFC_NDEF_TEXT="${OD_TNB132M_NDEF_TEXT}"
fi

if [[ "$DO_GBL_ONLY" -eq 1 ]]; then
DO_OTA_IMAGE=1
fi
Expand Down Expand Up @@ -447,10 +483,26 @@ run_rtt_session() {
}

if [[ "$DO_BUILD" -eq 1 ]]; then
echo "==> Configure + build (RTT enabled: $RTT_ENABLED)"
if [[ "$NFC_BOOT_PROBE" -eq 0 ]]; then
NFC_WRITE_NDEF=0
fi
echo "==> Configure + build (RTT enabled: $RTT_ENABLED, TNB132M boot probe: $NFC_BOOT_PROBE, write ndef: $NFC_WRITE_NDEF${NFC_NDEF_TEXT:+ text=\"$NFC_NDEF_TEXT\"})"
echo " Directory: $CMAKE_DIR"
cfg=(--preset project)
[[ "$RTT_ENABLED" -eq 0 ]] && cfg+=(-DOD_ENABLE_RTT=OFF)
if [[ "$NFC_BOOT_PROBE" -eq 1 ]]; then
cfg+=(-DOD_TNB132M_BOOT_PROBE=ON)
else
cfg+=(-DOD_TNB132M_BOOT_PROBE=OFF)
fi
if [[ "$NFC_WRITE_NDEF" -eq 1 ]]; then
cfg+=(-DOD_TNB132M_WRITE_NDEF=ON)
else
cfg+=(-DOD_TNB132M_WRITE_NDEF=OFF)
fi
if [[ -n "$NFC_NDEF_TEXT" ]]; then
cfg+=(-DOD_TNB132M_NDEF_TEXT="$NFC_NDEF_TEXT")
fi
[[ -n "${OPENDISPLAY_BUILD_ID:-}" ]] && cfg+=(-DOPENDISPLAY_BUILD_ID="${OPENDISPLAY_BUILD_ID}")
[[ -n "${OD_APP_VERSION:-}" ]] && cfg+=(-DOD_APP_VERSION="${OD_APP_VERSION}")
[[ -n "${OD_SL_APPLICATION_VERSION:-}" ]] && cfg+=(-DOD_SL_APPLICATION_VERSION="${OD_SL_APPLICATION_VERSION}")
Expand Down
6 changes: 6 additions & 0 deletions cmake_gcc/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,9 @@ project(

option(OD_ENABLE_RTT "Enable SEGGER RTT logging backend" ON)
option(OD_GENERATE_GBL_OTA "After link, run Simplicity Commander to create OTA .gbl next to .s37" ON)
option(OD_TNB132M_BOOT_PROBE "At boot read TNB132M NDEF via Type-3 AI@0x48 + data@0x40 (log over RTT)" OFF)
option(OD_TNB132M_WRITE_NDEF "With BOOT_PROBE: before the read, write OD_TNB132M_NDEF_TEXT as a Text record" OFF)
set(OD_TNB132M_NDEF_TEXT "OpenDisplay" CACHE STRING "UTF-8 text (lang=en) written when OD_TNB132M_WRITE_NDEF=ON; max 25 chars")

set(OD_APP_VERSION "0x0019" CACHE STRING "16-bit BLE app version (hex, high byte=major, low=minor)")
set(OPENDISPLAY_BUILD_ID "bg22-dev" CACHE STRING "Firmware version string (GATT 0x0043 / build id)")
Expand All @@ -22,6 +25,9 @@ include(opendisplay-bg22.cmake)
# main.c and other app sources live in target `slc`; they must see OD_ENABLE_RTT when compiled.
target_compile_definitions(slc PUBLIC
OD_ENABLE_RTT=$<IF:$<BOOL:${OD_ENABLE_RTT}>,1,0>
OD_TNB132M_BOOT_PROBE=$<IF:$<BOOL:${OD_TNB132M_BOOT_PROBE}>,1,0>
OD_TNB132M_WRITE_NDEF=$<IF:$<BOOL:${OD_TNB132M_WRITE_NDEF}>,1,0>
"OD_TNB132M_NDEF_TEXT=\"${OD_TNB132M_NDEF_TEXT}\""
SL_APP_PROPERTIES=1
"OD_APP_VERSION=${OD_APP_VERSION}"
"OPENDISPLAY_BUILD_ID=\"${OPENDISPLAY_BUILD_ID}\""
Expand Down
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