Update board layers

.github/workflows/Build_Run_FVP_Audio.yml

@@ -118,9 +118,8 @@ jobs:
         ${{ matrix.context.model }} \
         -a ./out/${{matrix.context.proj}}/${{matrix.context.target_type}}/${{matrix.context.build_type}}/${{matrix.context.proj}}.${{matrix.toolchain.ext}} \
         -f ./board/${{matrix.context.layer}}/fvp_config.txt \
-        -C ${{matrix.context.mps}}_board.v_path=./board/${{matrix.context.layer}}/vsi/python/ \
         -C ${{matrix.context.mps}}_board.uart0.out_file=${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log \
-        --simlimit 30
+        --simlimit 100
 
     - name: Show UART output
       working-directory: ./example/FVP_Audio
@@ -129,8 +128,6 @@ jobs:
         cat ${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log
 
     - name: Check UART output
-      # Disable SSE-320 output check due to known issue with FVP UART output
-      if: matrix.context.target_type != 'SSE-320'
       working-directory: ./example/FVP_Audio
       run: |
         echo "Check FVP UART output:"

.github/workflows/Build_Run_FVP_Hello.yml

@@ -98,7 +98,7 @@ jobs:
         -a ./out/${{matrix.context.proj}}/${{matrix.context.target_type}}/${{matrix.context.build_type}}/${{matrix.context.proj}}.${{matrix.toolchain.ext}} \
         -f ./board/${{matrix.context.layer}}/fvp_config.txt \
         -C ${{matrix.context.mps}}_board.uart0.out_file=${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log \
-        --simlimit 30
+        --simlimit 100
 
     - name: Show example output
       working-directory: ./example/FVP_Hello
@@ -107,8 +107,6 @@ jobs:
         cat ${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log
 
     - name: Check example output
-      # Disable SSE-320 output check due to known issue with FVP UART output
-      if: matrix.context.target_type != 'SSE-320'
       working-directory: ./example/FVP_Hello
       run: |
         echo "Check FVP UART output:"

.github/workflows/Build_Run_FVP_Video.yml

@@ -118,9 +118,8 @@ jobs:
         ${{ matrix.context.model }} \
         -a ./out/${{matrix.context.proj}}/${{matrix.context.target_type}}/${{matrix.context.build_type}}/${{matrix.context.proj}}.${{matrix.toolchain.ext}} \
         -f ./board/${{matrix.context.layer}}/fvp_config.txt \
-        -C ${{matrix.context.mps}}_board.v_path=./board/${{matrix.context.layer}}/vsi/python/ \
         -C ${{matrix.context.mps}}_board.uart0.out_file=${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log \
-        --simlimit 30
+        --simlimit 100
 
     - name: Show UART output
       working-directory: ./example/FVP_Video
@@ -129,8 +128,6 @@ jobs:
         cat ${{matrix.context.proj}}_${{matrix.context.build_type}}_${{matrix.context.target_type}}_${{matrix.toolchain.name}}.log
 
     - name: Check UART output
-      # Disable SSE-320 output check due to known issue with FVP UART output
-      if: matrix.context.target_type != 'SSE-320'
       working-directory: ./example/FVP_Video
       run: |
         echo "Check FVP UART output:"

ARM.AVH_FVP.pdsc

@@ -257,18 +257,18 @@
   </examples>
 
   <csolution>
-    <clayer type="Board" path="board/Corstone-300" file="Board.clayer.yml"     copy-to="Board/Corstone-300" condition="Corstone-300"/>
-    <clayer type="Board" path="board/Corstone-300" file="Board-U55.clayer.yml" copy-to="Board/Corstone-300" condition="Corstone-300"/>
-    <clayer type="Board" path="board/Corstone-300" file="Board-U65.clayer.yml" copy-to="Board/Corstone-300" condition="Corstone-300"/>
+    <clayer type="Board" path="board/Corstone-300" file="Board.clayer.yml"     copy-to="board/Corstone-300" condition="Corstone-300"/>
+    <clayer type="Board" path="board/Corstone-300" file="Board-U55.clayer.yml" copy-to="board/Corstone-300" condition="Corstone-300"/>
+    <clayer type="Board" path="board/Corstone-300" file="Board-U65.clayer.yml" copy-to="board/Corstone-300" condition="Corstone-300"/>
 
-    <clayer type="Board" path="board/Corstone-310" file="Board.clayer.yml"     copy-to="Board/Corstone-310" condition="Corstone-310"/>
-    <clayer type="Board" path="board/Corstone-310" file="Board-U55.clayer.yml" copy-to="Board/Corstone-310" condition="Corstone-310"/>
-    <clayer type="Board" path="board/Corstone-310" file="Board-U65.clayer.yml" copy-to="Board/Corstone-310" condition="Corstone-310"/>
+    <clayer type="Board" path="board/Corstone-310" file="Board.clayer.yml"     copy-to="board/Corstone-310" condition="Corstone-310"/>
+    <clayer type="Board" path="board/Corstone-310" file="Board-U55.clayer.yml" copy-to="board/Corstone-310" condition="Corstone-310"/>
+    <clayer type="Board" path="board/Corstone-310" file="Board-U65.clayer.yml" copy-to="board/Corstone-310" condition="Corstone-310"/>
 
-    <clayer type="Board" path="board/Corstone-315" file="Board.clayer.yml"     copy-to="Board/Corstone-315" condition="Corstone-315"/>
-    <clayer type="Board" path="board/Corstone-315" file="Board-U65.clayer.yml" copy-to="Board/Corstone-315" condition="Corstone-315"/>
+    <clayer type="Board" path="board/Corstone-315" file="Board.clayer.yml"     copy-to="board/Corstone-315" condition="Corstone-315"/>
+    <clayer type="Board" path="board/Corstone-315" file="Board-U65.clayer.yml" copy-to="board/Corstone-315" condition="Corstone-315"/>
 
-    <clayer type="Board" path="board/Corstone-320" file="Board.clayer.yml"     copy-to="Board/Corstone-320" condition="Corstone-320"/>
-    <clayer type="Board" path="board/Corstone-320" file="Board-U85.clayer.yml" copy-to="Board/Corstone-320" condition="Corstone-320"/>
+    <clayer type="Board" path="board/Corstone-320" file="Board.clayer.yml"     copy-to="board/Corstone-320" condition="Corstone-320"/>
+    <clayer type="Board" path="board/Corstone-320" file="Board-U85.clayer.yml" copy-to="board/Corstone-320" condition="Corstone-320"/>
   </csolution> 
 </package>

board/Corstone-300/Board-U55.clayer.yml

@@ -26,7 +26,7 @@ layer:
 
   packs:
     - pack: ARM::CMSIS
-    - pack: ARM::CMSIS-Compiler@^2.1.0
+    - pack: ARM::CMSIS-Compiler@^2.2.0
     - pack: ARM::ethos-u-core-driver@^1.25.2
     - pack: ARM::AVH_FVP
     - pack: ARM::V2M_MPS3_SSE_300_BSP@1.5.0
@@ -42,9 +42,9 @@ layer:
     - component: CMSIS Driver:vStream:VideoOut
 
     - component: CMSIS-Compiler:CORE
-    - component: CMSIS-Compiler:STDERR:Custom
-    - component: CMSIS-Compiler:STDIN:Custom
-    - component: CMSIS-Compiler:STDOUT:Custom
+    - component: CMSIS-Compiler:STDERR:UART&CMSIS
+    - component: CMSIS-Compiler:STDIN:UART&CMSIS
+    - component: CMSIS-Compiler:STDOUT:UART&CMSIS
 
     - component: Device:Definition
     - component: Device:Startup&C Startup
@@ -62,7 +62,6 @@ layer:
         - file: ./main.c
         - file: ./main.h
         - file: ./ethos_setup.c
-        - file: ./retarget_stdio.c
 
   linker:
     - regions: ./regions_SSE-300.h

board/Corstone-300/Board-U65.clayer.yml

@@ -26,7 +26,7 @@ layer:
 
   packs:
     - pack: ARM::CMSIS
-    - pack: ARM::CMSIS-Compiler@^2.1.0
+    - pack: ARM::CMSIS-Compiler@^2.2.0
     - pack: ARM::ethos-u-core-driver@^1.25.2
     - pack: ARM::AVH_FVP
     - pack: ARM::V2M_MPS3_SSE_300_BSP@1.5.0
@@ -42,9 +42,9 @@ layer:
     - component: CMSIS Driver:vStream:VideoOut
 
     - component: CMSIS-Compiler:CORE
-    - component: CMSIS-Compiler:STDERR:Custom
-    - component: CMSIS-Compiler:STDIN:Custom
-    - component: CMSIS-Compiler:STDOUT:Custom
+    - component: CMSIS-Compiler:STDERR:UART&CMSIS
+    - component: CMSIS-Compiler:STDIN:UART&CMSIS
+    - component: CMSIS-Compiler:STDOUT:UART&CMSIS
 
     - component: Device:Definition
     - component: Device:Startup&C Startup
@@ -62,7 +62,6 @@ layer:
         - file: ./main.c
         - file: ./main.h
         - file: ./ethos_setup.c
-        - file: ./retarget_stdio.c
 
   linker:
     - regions: ./regions_SSE-300.h

board/Corstone-300/Board.clayer.yml

@@ -25,7 +25,7 @@ layer:
 
   packs:
     - pack: ARM::CMSIS
-    - pack: ARM::CMSIS-Compiler@^2.1.0
+    - pack: ARM::CMSIS-Compiler@^2.2.0
     - pack: ARM::AVH_FVP
     - pack: ARM::V2M_MPS3_SSE_300_BSP@1.5.0
 
@@ -40,9 +40,9 @@ layer:
     - component: CMSIS Driver:vStream:VideoOut
 
     - component: CMSIS-Compiler:CORE
-    - component: CMSIS-Compiler:STDERR:Custom
-    - component: CMSIS-Compiler:STDIN:Custom
-    - component: CMSIS-Compiler:STDOUT:Custom
+    - component: CMSIS-Compiler:STDERR:UART&CMSIS
+    - component: CMSIS-Compiler:STDIN:UART&CMSIS
+    - component: CMSIS-Compiler:STDOUT:UART&CMSIS
 
     - component: Device:Definition
     - component: Device:Startup&C Startup
@@ -57,7 +57,6 @@ layer:
       files:
         - file: ./main.c
         - file: ./main.h
-        - file: ./retarget_stdio.c
 
   linker:
     - regions: ./regions_SSE-300.h

board/Corstone-300/RTE/CMSIS-Compiler/stderr_cmsis_uart_config.h

@@ -0,0 +1,59 @@
+/*---------------------------------------------------------------------------
+ * Copyright (c) 2026 Arm Limited (or its affiliates).
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * --------------------------------------------------------------------------
+ *
+ * Purpose:   Configure STDERR to CMSIS-Driver USART retarget implementation
+ * Revision:  V1.0.0
+ *
+ * --------------------------------------------------------------------------*/
+
+#ifndef STDERR_CMSIS_UART_CONFIG_H_
+#define STDERR_CMSIS_UART_CONFIG_H_
+
+//-------- <<< Use Configuration Wizard in Context Menu >>> --------------------
+//------ With VS Code: Open Preview for Configuration Wizard -------------------
+
+// <o>UART STDERR Buffer Size
+// <i> UART STDERR buffer is used to store STDERR data before sending it via UART
+// <i> Default: 0 (unbuffered)
+#ifndef STDERR_UART_BUFFER_SIZE
+#define STDERR_UART_BUFFER_SIZE         0
+#endif
+
+// <s>UART STDERR Buffer Section Name
+// <i> Specify the memory section name for UART STDERR buffer
+// <i> Default: .stderr_uart_buf
+#ifndef STDERR_UART_BUFFER_SECTION
+#define STDERR_UART_BUFFER_SECTION      ".stderr_uart_buf"
+#endif
+
+// <o>UART STDERR Buffer Alignment
+// <i> Define the STDERR buffer alignment in bytes
+// <i> Default: 32
+#ifndef STDERR_UART_BUFFER_ALIGNMENT
+#define STDERR_UART_BUFFER_ALIGNMENT    32
+#endif
+
+// <q>Convert LF to CRLF
+// <i> If enabled, LF characters are preceded by CR characters on output
+// <i> Default: 0
+#ifndef STDERR_CR_LF
+#define STDERR_CR_LF                    1
+#endif
+
+#endif /* STDERR_CMSIS_UART_CONFIG_H_ */

board/Corstone-300/RTE/CMSIS-Compiler/stderr_cmsis_uart_config.h.base@1.0.0

@@ -0,0 +1,59 @@
+/*---------------------------------------------------------------------------
+ * Copyright (c) 2026 Arm Limited (or its affiliates).
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * --------------------------------------------------------------------------
+ *
+ * Purpose:   Configure STDERR to CMSIS-Driver USART retarget implementation
+ * Revision:  V1.0.0
+ *
+ * --------------------------------------------------------------------------*/
+
+#ifndef STDERR_CMSIS_UART_CONFIG_H_
+#define STDERR_CMSIS_UART_CONFIG_H_
+
+//-------- <<< Use Configuration Wizard in Context Menu >>> --------------------
+//------ With VS Code: Open Preview for Configuration Wizard -------------------
+
+// <o>UART STDERR Buffer Size
+// <i> UART STDERR buffer is used to store STDERR data before sending it via UART
+// <i> Default: 0 (unbuffered)
+#ifndef STDERR_UART_BUFFER_SIZE
+#define STDERR_UART_BUFFER_SIZE         0
+#endif
+
+// <s>UART STDERR Buffer Section Name
+// <i> Specify the memory section name for UART STDERR buffer
+// <i> Default: .stderr_uart_buf
+#ifndef STDERR_UART_BUFFER_SECTION
+#define STDERR_UART_BUFFER_SECTION      ".stderr_uart_buf"
+#endif
+
+// <o>UART STDERR Buffer Alignment
+// <i> Define the STDERR buffer alignment in bytes
+// <i> Default: 32
+#ifndef STDERR_UART_BUFFER_ALIGNMENT
+#define STDERR_UART_BUFFER_ALIGNMENT    32
+#endif
+
+// <q>Convert LF to CRLF
+// <i> If enabled, LF characters are preceded by CR characters on output
+// <i> Default: 0
+#ifndef STDERR_CR_LF
+#define STDERR_CR_LF                    0
+#endif
+
+#endif /* STDERR_CMSIS_UART_CONFIG_H_ */

board/Corstone-300/RTE/CMSIS-Compiler/stdin_cmsis_uart_config.h

@@ -0,0 +1,59 @@
+/*---------------------------------------------------------------------------
+ * Copyright (c) 2026 Arm Limited (or its affiliates).
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * --------------------------------------------------------------------------
+ *
+ * Purpose:   Configure STDIN to CMSIS-Driver USART retarget implementation
+ * Revision:  V1.0.0
+ *
+ * --------------------------------------------------------------------------*/
+
+#ifndef STDIN_CMSIS_UART_CONFIG_H_
+#define STDIN_CMSIS_UART_CONFIG_H_
+
+//-------- <<< Use Configuration Wizard in Context Menu >>> --------------------
+//------ With VS Code: Open Preview for Configuration Wizard -------------------
+
+// <o>UART STDIN Buffer Size
+// <i> UART STDIN buffer is used to store STDIN data received via UART
+// <i> Default: 64
+#ifndef STDIN_UART_BUFFER_SIZE
+#define STDIN_UART_BUFFER_SIZE          64
+#endif
+
+// <s>UART STDIN Buffer Section Name
+// <i> Specify the memory section name for UART STDIN buffer
+// <i> Default: .stdin_uart_buf
+#ifndef STDIN_UART_BUFFER_SECTION
+#define STDIN_UART_BUFFER_SECTION       ".stdin_uart_buf"
+#endif
+
+// <o>UART STDIN Buffer Alignment
+// <i> Define the STDIN buffer alignment in bytes
+// <i> Default: 32
+#ifndef STDIN_UART_BUFFER_ALIGNMENT
+#define STDIN_UART_BUFFER_ALIGNMENT     32
+#endif
+
+// <q>Echo Input Characters
+// <i> If enabled, received characters are echoed to STDOUT
+// <i> Default: 0
+#ifndef STDIN_ECHO
+#define STDIN_ECHO                      0
+#endif
+
+#endif /* STDIN_CMSIS_UART_CONFIG_H_ */