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Merge pull request #950 from aidangarske/lpc55s69-port-update
Harden LPC55S69 TrustZone isolation and add tests, CI and docs
2 parents d78163d + 5d02ce6 commit aa9685b

37 files changed

Lines changed: 3725 additions & 520 deletions

‎.github/workflows/lpc55s69-emulator-tests.yml‎

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name: lpc55s69-emulator-tests
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on:
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push:
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pull_request:
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jobs:
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# Boot, update and rollback on the m33mu LPC55S69 model, plus a bootloader
9+
# self-update on the plain config: the TrustZone wolfBoot does not fit an
10+
# update partition, and its non-secure app updates through the NSC veneers.
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lpc55s69-emulator-tests:
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runs-on: ubuntu-latest
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container:
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image: ghcr.io/wolfssl/wolfboot-ci-m33mu:latest
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timeout-minutes: 45
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strategy:
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fail-fast: false
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matrix:
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include:
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- config: lpc55s69
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scenarios: A,B,C,S
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- config: lpc55s69-tz
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scenarios: A,B,C
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steps:
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- uses: actions/checkout@v4
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- name: Init submodules
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run: |
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git config --global --add safe.directory "$GITHUB_WORKSPACE"
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git submodule update --init --single-branch
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- uses: actions/checkout@v4
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with:
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repository: nxp-mcuxpresso/CMSIS_5
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path: CMSIS_5
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- name: Cache MCUXpresso SDK
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id: cache-mcuxpresso
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uses: actions/cache@v4
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with:
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path: |
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mcuxpresso-sdk
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venv
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key: mcuxpresso-sdk-lpcxpresso55s69-emu-${{ hashFiles('.github/workflows/lpc55s69-emulator-tests.yml') }}
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- name: Setup MCUXpresso SDK
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if: steps.cache-mcuxpresso.outputs.cache-hit != 'true'
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run: |
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python3 -m venv venv
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. venv/bin/activate
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pip install west
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west init -m https://github.com/nxp-mcuxpresso/mcuxsdk-manifests.git mcuxpresso-sdk
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cd mcuxpresso-sdk
54+
sed -i '/se_hostlib\|emwin/d' manifests/boards/lpcxpresso55s69.yml
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west update_board --set board lpcxpresso55s69
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- name: Use the MCUXpresso SDK for the wolfBoot build
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run: |
59+
echo "MCUXSDK=1" >> "$GITHUB_ENV"
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echo "MCUXPRESSO=$GITHUB_WORKSPACE/mcuxpresso-sdk/mcuxsdk" >> "$GITHUB_ENV"
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echo "MCUXPRESSO_CMSIS=$GITHUB_WORKSPACE/CMSIS_5/CMSIS" >> "$GITHUB_ENV"
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- name: Configure ${{ matrix.config }} and build wolfboot
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run: |
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cp config/examples/${{ matrix.config }}.config .config
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make include/target.h
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make -C tools/keytools
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make -C tools/bin-assemble
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make wolfboot.bin
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- name: Run emu test (${{ matrix.config }})
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working-directory: test-app/emu-test-apps
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run: |
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SCENARIOS=${{ matrix.scenarios }} BOOT_TIMEOUT=30 UPDATE_TIMEOUT=60 REBOOT_TIMEOUT=30 ./test.sh
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- name: Upload emulator logs on failure
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if: failure()
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uses: actions/upload-artifact@v4
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with:
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name: lpc55s69-emu-logs-${{ matrix.config }}
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path: test-app/emu-test-apps/lpc55s69/*.log

‎.github/workflows/test-configs.yml‎

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@@ -185,13 +185,63 @@ jobs:
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config-file: ./config/examples/lpc55s69-tz-psa.config
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board-name: lpcxpresso55s69
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188+
lpc55s69_hwpuf_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69.config
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board-name: lpcxpresso55s69
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make-args: HWPUF=1
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lpc55s69_benchmark_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
192200
config-file: ./config/examples/lpc55s69-benchmark.config
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board-name: lpcxpresso55s69
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lpc55s69_no_uart_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69.config
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board-name: lpcxpresso55s69
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make-args: DEBUG_UART=0
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lpc55s69_boot_benchmark_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69.config
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board-name: lpcxpresso55s69
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make-args: BOOT_BENCHMARK=1
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lpc55s69_pka_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69.config
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board-name: lpcxpresso55s69
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make-args: PKA=1
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# TrustZone without the wolfCrypt NSC API
228+
lpc55s69_tz_no_wolfcrypt_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69-tz.config
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board-name: lpcxpresso55s69
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make-args: "WOLFCRYPT_TZ=0 WOLFCRYPT_TZ_PKCS11=0"
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# Without the console the secure RNG still needs the reset driver linked in
237+
lpc55s69_tz_no_uart_test:
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uses: ./.github/workflows/test-build-mcux-sdk-manifests.yml
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with:
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arch: arm
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config-file: ./config/examples/lpc55s69-tz.config
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board-name: lpcxpresso55s69
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make-args: DEBUG_UART=0
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195245
m2354_test:
196246
uses: ./.github/workflows/test-build.yml
197247
with:

‎.github/workflows/trustzone-emulator-tests.yml‎

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Original file line numberDiff line numberDiff line change
@@ -169,10 +169,10 @@ jobs:
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m33mu tools/keytools/otp/otp-keystore-primer.bin --persist --timeout 10 || true
170170
m33mu wolfboot.bin test-app/image_v1_signed.bin:0x60000 --uart-stdout --expect-bkpt 0x7f --timeout 600 --persist
171171
172-
# LPC55S69 DICE attestation + HW PUF. The PUF root key is provisioned
173-
# at first boot (WOLFBOOT_HWPUF_PROVISION=1) and used for DICE key
174-
# derivation on subsequent boots. Requires m33mu with lpc55s69 PUF/RNG
175-
# models (wolfboot-ci >= 1.22).
172+
# LPC55S69 DICE attestation + HW PUF. The first boot enrolls the PUF
173+
# and stores the record (WOLFBOOT_HWPUF_PROVISION=1); the second boot
174+
# must reuse it and report the same UEID. Needs the m33mu lpc55s69
175+
# PUF/RNG models and --persist (m33mu c2d903e, wolfboot-ci >= 1.28).
176176
# The lpc55s69 HAL needs MCUXpresso SDK headers (fsl_common.h); same
177177
# west-based setup as the lpc55s69 jobs in test-configs.yml.
178178
- name: Checkout CMSIS (lpc55s69)
@@ -192,8 +192,9 @@ jobs:
192192
sed -i '/se_hostlib\|emwin\|executorch/d' manifests/boards/lpcxpresso55s69.yml
193193
west update_board --set board lpcxpresso55s69
194194
195-
- name: Clean and build test with DICE attestation + HW PUF (lpc55s69)
195+
- name: Build and run DICE attestation + HW PUF across two boots (lpc55s69)
196196
run: |
197+
set -o pipefail
197198
make clean distclean
198199
cp config/examples/lpc55s69-tz-psa.config .config
199200
sed -i 's/^HWPUF?=0/HWPUF?=1/' .config
@@ -203,19 +204,42 @@ jobs:
203204
grep -q '^WOLFBOOT_HWPUF_PROVISION?=1' .config
204205
grep -q '^WOLFBOOT_UDS_UID_FALLBACK_FORTEST?=0' .config
205206
make MCUXSDK=1 MCUXPRESSO="$GITHUB_WORKSPACE/mcuxpresso-sdk/mcuxsdk" MCUXPRESSO_CMSIS="$GITHUB_WORKSPACE/CMSIS_5/CMSIS"
206-
207-
# Single boot: enroll the PUF, store the record, attest.
208-
# TODO: add a second --persist boot checking the stored record is reused
209-
# (same UEID) once the CI image ships an m33mu with lpc55s69 --persist
210-
# support (m33mu c2d903e, after v1.23).
211-
- name: Run DICE attestation + HW PUF (lpc55s69)
207+
BOOT_ADDR=$(sed -n 's/^WOLFBOOT_PARTITION_BOOT_ADDRESS?*=//p' .config)
208+
rm -rf /tmp/m33mu-lpc55s69-hwpuf-persist
209+
mkdir -p /tmp/m33mu-lpc55s69-hwpuf-persist
210+
cp wolfboot.bin test-app/image_v1_signed.bin /tmp/m33mu-lpc55s69-hwpuf-persist/
211+
cd /tmp/m33mu-lpc55s69-hwpuf-persist
212+
for boot in first second; do
213+
m33mu wolfboot.bin image_v1_signed.bin:$BOOT_ADDR --cpu lpc55s69 --persist --uart-stdout --expect-bkpt 0x7f --timeout 300 \
214+
| tee /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
215+
grep -q "Booting version:" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
216+
grep -q "Checking integrity...done" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
217+
grep -q "Verifying signature...done" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
218+
grep -q "attest: token size" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
219+
grep -q "state=0x00" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
220+
grep -q "\\[EXPECT BKPT\\] Success" /tmp/m33mu-lpc55s69-dice-hwpuf-$boot.log
221+
done
222+
# The second boot starts confirmed, so it attested from the stored record
223+
grep -q "boot: ver=0x1 state=0x00" /tmp/m33mu-lpc55s69-dice-hwpuf-second.log
224+
first=$(python3 $GITHUB_WORKSPACE/tools/scripts/eat_ueid.py /tmp/m33mu-lpc55s69-dice-hwpuf-first.log)
225+
second=$(python3 $GITHUB_WORKSPACE/tools/scripts/eat_ueid.py /tmp/m33mu-lpc55s69-dice-hwpuf-second.log)
226+
echo "UEID first boot: $first"
227+
echo "UEID second boot: $second"
228+
test -n "$first"
229+
test "$first" = "$second"
230+
231+
- name: Build and run persistent PKCS11 test (lpc55s69)
212232
run: |
213233
set -o pipefail
214-
m33mu wolfboot.bin test-app/image_v1_signed.bin:0x48000 --cpu lpc55s69 --uart-stdout --expect-bkpt 0x7f --timeout 300 \
215-
| tee /tmp/m33mu-lpc55s69-dice-hwpuf.log
216-
grep -q "Booting version:" /tmp/m33mu-lpc55s69-dice-hwpuf.log
217-
grep -q "Checking integrity...done" /tmp/m33mu-lpc55s69-dice-hwpuf.log
218-
grep -q "Verifying signature...done" /tmp/m33mu-lpc55s69-dice-hwpuf.log
219-
grep -q "attest: token size" /tmp/m33mu-lpc55s69-dice-hwpuf.log
220-
grep -q "state=0x00" /tmp/m33mu-lpc55s69-dice-hwpuf.log
221-
grep -q "\\[EXPECT BKPT\\] Success" /tmp/m33mu-lpc55s69-dice-hwpuf.log
234+
make clean distclean
235+
cp config/examples/lpc55s69-tz.config .config
236+
make MCUXSDK=1 MCUXPRESSO="$GITHUB_WORKSPACE/mcuxpresso-sdk/mcuxsdk" MCUXPRESSO_CMSIS="$GITHUB_WORKSPACE/CMSIS_5/CMSIS" PKCS11_TESTAPP=1
237+
BOOT_ADDR=$(sed -n 's/^WOLFBOOT_PARTITION_BOOT_ADDRESS?*=//p' .config)
238+
m33mu wolfboot.bin test-app/image_v1_signed.bin:$BOOT_ADDR --cpu lpc55s69 --persist --uart-stdout --timeout 300 --expect-bkpt 0x7d \
239+
| tee /tmp/m33mu-lpc55s69-pkcs11-first.log
240+
grep -q "pkcs11: created persistent PKCS11 objects" /tmp/m33mu-lpc55s69-pkcs11-first.log
241+
grep -q "pkcs11: success" /tmp/m33mu-lpc55s69-pkcs11-first.log
242+
m33mu wolfboot.bin test-app/image_v1_signed.bin:$BOOT_ADDR --cpu lpc55s69 --persist --uart-stdout --timeout 300 --expect-bkpt 0x7f \
243+
| tee /tmp/m33mu-lpc55s69-pkcs11-second.log
244+
grep -q "pkcs11: restored persistent PKCS11 objects" /tmp/m33mu-lpc55s69-pkcs11-second.log
245+
grep -q "pkcs11: success" /tmp/m33mu-lpc55s69-pkcs11-second.log

‎.gitignore‎

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@@ -252,6 +252,10 @@ tools/unit-tests/unit-flash-write-mcxa
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tools/unit-tests/unit-rw612-flash
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tools/unit-tests/unit-rw612-tz
254254
tools/unit-tests/unit-rw612-uart
255+
tools/unit-tests/unit-lpc55s69-flash
256+
tools/unit-tests/unit-lpc55s69-tz
257+
tools/unit-tests/unit-lpc55s69-uart
258+
tools/unit-tests/unit-lpc55s69-puf
255259
tools/unit-tests/unit-flash-write-nrf52
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tools/unit-tests/unit-flash-write-same51
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tools/unit-tests/unit-flash-write-samr21

‎arch.mk‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -2195,7 +2195,7 @@ ifeq ($(TARGET),lpc55s69)
21952195
CFLAGS+=-DCPU_$(MCUXPRESSO_CPU)
21962196
CFLAGS+=-DFSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL=1
21972197
CFLAGS+=-DFSL_SDK_DISABLE_DRIVER_RESET_CONTROL=1
2198-
CFLAGS+=-mcpu=cortex-m33 -DCORTEX_M33 -U__ARM_FEATURE_DSP
2198+
CFLAGS+=-mcpu=cortex-m33 -DCORTEX_M33
21992199
LDFLAGS+=-mcpu=cortex-m33 -Wl,--no-warn-rwx-segments
22002200
OBJS+=\
22012201
$(MCUXPRESSO_PROJECT_TEMPLATE)/clock_config.o \

‎config/examples/lpc55s69-benchmark.config‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@ TZEN?=0
33
TARGET?=lpc55s69
44
SIGN?=ECC384
55
HASH?=SHA256
6+
IMAGE_HEADER_SIZE?=512
67
MCUXSDK?=1
78
MCUXPRESSO?=$(PWD)/../NXP/mcuxpresso-sdk/mcuxsdk
89
MCUXPRESSO_CMSIS?=$(PWD)/../NXP/CMSIS_5/CMSIS
@@ -20,7 +21,8 @@ EXT_FLASH?=0
2021
SPI_FLASH?=0
2122
ALLOW_DOWNGRADE?=0
2223
NVM_FLASH_WRITEONCE?=1
23-
NO_ARM_ASM=1
24+
# The Thumb-2 SHA assembly is slower than C on this part; the SP math uses DSP
25+
NO_ARM_ASM?=1
2426
WOLFBOOT_VERSION?=0
2527
V?=0
2628
SPMATH?=1

‎config/examples/lpc55s69-tz-psa.config‎

Lines changed: 12 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@ TZEN?=1
33
TARGET?=lpc55s69
44
SIGN?=ECC384
55
HASH?=SHA256
6+
IMAGE_HEADER_SIZE?=512
67
MCUXSDK?=1
78
MCUXPRESSO?=$(PWD)/../NXP/mcuxpresso-sdk/mcuxsdk
89
MCUXPRESSO_CMSIS?=$(PWD)/../NXP/CMSIS_5/CMSIS
@@ -20,7 +21,8 @@ EXT_FLASH?=0
2021
SPI_FLASH?=0
2122
ALLOW_DOWNGRADE?=0
2223
NVM_FLASH_WRITEONCE?=1
23-
NO_ARM_ASM=1
24+
# The Thumb-2 SHA assembly is slower than C on this part; the SP math uses DSP
25+
NO_ARM_ASM?=1
2426
WOLFBOOT_VERSION?=0
2527
V?=0
2628
SPMATH?=1
@@ -41,12 +43,13 @@ WOLFBOOT_HWPUF_PROVISION?=0
4143

4244
WOLFBOOT_SECTOR_SIZE?=0x200
4345

44-
# 200KB boot, 80KB keyvault, 8KB NSC, 56KB partitions, 512 swap
45-
WOLFBOOT_KEYVAULT_ADDRESS?=0x10032000
46-
WOLFBOOT_KEYVAULT_SIZE?=0x14000
47-
WOLFBOOT_NSC_ADDRESS?=0x10046000
46+
# 248KB wolfBoot, 8KB NSC, 128KB partitions on the 32KB AHB secure rule grid,
47+
# 0x80000-0x80FFF free for the HWPUF record, 512B swap, 88KB keyvault
48+
WOLFBOOT_NSC_ADDRESS?=0x1003E000
4849
WOLFBOOT_NSC_SIZE?=0x2000
49-
WOLFBOOT_PARTITION_SIZE?=0xE000
50-
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0x00048000
51-
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x00056000
52-
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x00064000
50+
WOLFBOOT_PARTITION_SIZE?=0x20000
51+
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0x00040000
52+
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x00060000
53+
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x00081000
54+
WOLFBOOT_KEYVAULT_ADDRESS?=0x10082000
55+
WOLFBOOT_KEYVAULT_SIZE?=0x16000

‎config/examples/lpc55s69-tz.config‎

Lines changed: 12 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@ TZEN?=1
33
TARGET?=lpc55s69
44
SIGN?=ECC384
55
HASH?=SHA256
6+
IMAGE_HEADER_SIZE?=512
67
MCUXSDK?=1
78
MCUXPRESSO?=$(PWD)/../NXP/mcuxpresso-sdk/mcuxsdk
89
MCUXPRESSO_CMSIS?=$(PWD)/../NXP/CMSIS_5/CMSIS
@@ -20,7 +21,8 @@ EXT_FLASH?=0
2021
SPI_FLASH?=0
2122
ALLOW_DOWNGRADE?=0
2223
NVM_FLASH_WRITEONCE?=1
23-
NO_ARM_ASM=1
24+
# The Thumb-2 SHA assembly is slower than C on this part; the SP math uses DSP
25+
NO_ARM_ASM?=1
2426
WOLFBOOT_VERSION?=0
2527
V?=0
2628
SPMATH?=1
@@ -37,12 +39,13 @@ HWPUF?=0
3739

3840
WOLFBOOT_SECTOR_SIZE?=0x200
3941

40-
# 200KB boot, 80KB keyvault, 8KB NSC, 56KB partitions, 512 swap
41-
WOLFBOOT_KEYVAULT_ADDRESS?=0x10032000
42-
WOLFBOOT_KEYVAULT_SIZE?=0x14000
43-
WOLFBOOT_NSC_ADDRESS?=0x10046000
42+
# 248KB wolfBoot, 8KB NSC, 128KB partitions on the 32KB AHB secure rule grid,
43+
# 0x80000-0x80FFF free for the HWPUF record, 512B swap, 88KB keyvault
44+
WOLFBOOT_NSC_ADDRESS?=0x1003E000
4445
WOLFBOOT_NSC_SIZE?=0x2000
45-
WOLFBOOT_PARTITION_SIZE?=0xE000
46-
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0x00048000
47-
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x00056000
48-
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x00064000
46+
WOLFBOOT_PARTITION_SIZE?=0x20000
47+
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0x00040000
48+
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x00060000
49+
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x00081000
50+
WOLFBOOT_KEYVAULT_ADDRESS?=0x10082000
51+
WOLFBOOT_KEYVAULT_SIZE?=0x16000

‎config/examples/lpc55s69.config‎

Lines changed: 9 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@ TZEN?=0
33
TARGET?=lpc55s69
44
SIGN?=ECC384
55
HASH?=SHA256
6+
IMAGE_HEADER_SIZE?=512
67
MCUXSDK?=1
78
MCUXPRESSO?=$(PWD)/../NXP/mcuxpresso-sdk/mcuxsdk
89
MCUXPRESSO_CMSIS?=$(PWD)/../NXP/CMSIS_5/CMSIS
@@ -20,7 +21,8 @@ EXT_FLASH?=0
2021
SPI_FLASH?=0
2122
ALLOW_DOWNGRADE?=0
2223
NVM_FLASH_WRITEONCE?=1
23-
NO_ARM_ASM=1
24+
# The Thumb-2 SHA assembly is slower than C on this part; the SP math uses DSP
25+
NO_ARM_ASM?=1
2426
WOLFBOOT_VERSION?=0
2527
V?=0
2628
SPMATH?=1
@@ -35,9 +37,9 @@ HWPUF?=0
3537

3638
WOLFBOOT_SECTOR_SIZE?=0x200
3739

38-
# Default configuration
39-
# 44KB boot, 52KB partitions, 512 swap
40-
WOLFBOOT_PARTITION_SIZE?=0xB000
41-
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0xD000
42-
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x18000
43-
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x23000
40+
# 64KB wolfBoot, 192KB partitions, 512B swap; 0x80000-0x80FFF stays free
41+
# for the HWPUF provisioning record
42+
WOLFBOOT_PARTITION_SIZE?=0x30000
43+
WOLFBOOT_PARTITION_BOOT_ADDRESS?=0x10000
44+
WOLFBOOT_PARTITION_UPDATE_ADDRESS?=0x40000
45+
WOLFBOOT_PARTITION_SWAP_ADDRESS?=0x70000

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