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samples: mpu_stack_guard_test: Update console output in README

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The fault dump text has changed since this sample was originally
written, so update the README accordingly.

Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
This commit is contained in:
Maureen Helm 2018-08-24 14:38:15 -05:00 • committed by Anas Nashif
commit 42c5d519b1
1 changed files with 26 additions and 27 deletions
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53
samples/mpu/mpu_stack_guard_test/README.rst
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@ -22,7 +22,7 @@ To build the test with the MPU disabled:
.. zephyr-app-commands:: .. zephyr-app-commands::
:zephyr-app: samples/mpu/mpu_stack_guard_test :zephyr-app: samples/mpu/mpu_stack_guard_test
:board: v2m_beetle :board: frdm_k64f
:goals: build flash :goals: build flash
:compact: :compact:
@ -30,7 +30,7 @@ To build the test with the MPU enabled and the stack guard feature present:
.. zephyr-app-commands:: .. zephyr-app-commands::
:zephyr-app: samples/mpu/mpu_stack_guard_test :zephyr-app: samples/mpu/mpu_stack_guard_test
:board: v2m_beetle :board: frdm_k64f
:conf: prj_stack_guard.conf :conf: prj_stack_guard.conf
:goals: build flash :goals: build flash
:compact: :compact:
@ -42,36 +42,35 @@ With the MPU enabled but the stack guard feature disabled:
.. code-block:: console .. code-block:: console
***** BOOTING ZEPHYR OS v1.8.99 - BUILD: Jun 15 2017 23:12:13 ***** ***** Booting Zephyr OS v1.13.0-rc1-14-gd47fada *****
STACK_ALIGN 4 STACK_ALIGN 0x8
MPU STACK GUARD Test MPU STACK GUARD Test
Canary Initial Value = 0xf0cacc1a threads 0x20000b9c Canary Initial Value = 0xf0cacc1a threads 0x20000ff8
Canary = 0xfffffff5 Test not passed. Canary = 0x20000128 Test not passed.
***** MPU FAULT ***** ***** BUS FAULT *****
Executing thread ID (thread): 0x20000b9c Instruction bus error
Faulting instruction address: 0x80025b0 NXP MPU error, port 3
Data Access Violation Mode: Supervisor, Instruction Address: 0x20001030
Address: 0x8000edb Type: Read, Master: 0, Regions: 0x8800
Fatal fault in thread 0x20000b9c! Aborting. ***** Hardware exception *****
***** HARD FAULT ***** Current thread ID = 0x20000ff8
Fault escalation (see below) Faulting instruction address = 0x20001030
***** MPU FAULT ***** Fatal fault in essential thread! Spinning...
Executing thread ID (thread): 0x20000b9c
Faulting instruction address: 0x8001db6
Data Access Violation
Address: 0x8000edb
Fatal fault in ISR! Spinning...
With the MPU enabled and the stack guard feature enabled: With the MPU enabled and the stack guard feature enabled:
.. code-block:: console .. code-block:: console
***** BOOTING ZEPHYR OS v1.8.99 - BUILD: Jun 15 2017 23:05:56 ***** ***** Booting Zephyr OS v1.13.0-rc1-14-gd47fada *****
STACK_ALIGN 20 STACK_ALIGN 0x20
MPU STACK GUARD Test MPU STACK GUARD Test
Canary Initial Value = 0xf0cacc1a threads 0x20000be0 Canary Initial Value = 0xf0cacc1a threads 0x20001100
***** MPU FAULT ***** ***** BUS FAULT *****
Executing thread ID (thread): 0x20000be0
Faulting instruction address: 0x8001dc2
Stacking error Stacking error
Fatal fault in thread 0x20000be0! Aborting. NXP MPU error, port 3
Mode: Supervisor, Data Address: 0x200011b0
Type: Write, Master: 0, Regions: 0x8400
***** Hardware exception *****
Current thread ID = 0x20001100
Faulting instruction address = 0x0
Fatal fault in thread 0x20001100! Aborting.