add ci build for at32: f402_405, f403a_407, f423

.github/workflows/ci_set_matrix.py

@@ -15,6 +15,7 @@ toolchain_list = [
 
 # family: [supported toolchain]
 family_list = {
+    "at32f403a_407 at32f423": ["arm-gcc"],
     "broadcom_32bit": ["arm-gcc"],
     "broadcom_64bit": ["aarch64-gcc"],
     "ch32v10x ch32v20x ch32v307 fomu gd32vf103": ["riscv-gcc"],

hw/bsp/at32f402_405/boards/AT_START_F402_405/board.cmake

@@ -0,0 +1,6 @@
+set(MCU_VARIANT AT32F405RCT7)
+set(JLINK_DEVICE ${MCU_VARIANT})
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC ${MCU_VARIANT})
+endfunction()

hw/bsp/at32f402_405/boards/AT_START_F402_405/board.mk

@@ -1,3 +1,4 @@
+JLINK_DEVICE = AT32F405RCT7
 LD_FILE = $(BOARD_PATH)/AT32F405xC_FLASH.ld
 
 CFLAGS += \

hw/bsp/at32f402_405/family.c

@@ -280,11 +280,15 @@ size_t board_get_unique_id(uint8_t id[], size_t max_len)
   }
 #endif
 
-void HardFault_Handler(void)
+void HardFault_Handler(void) {
-{
   __asm("BKPT #0\n");
 }
 
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void) {
+}
+
 #ifdef  USE_FULL_ASSERT
 void assert_failed(const char *file, uint32_t line)
 {

hw/bsp/at32f402_405/family.cmake

@@ -0,0 +1,122 @@
+include_guard()
+
+set(AT_FAMILY at32f402_405)
+set(AT_SDK_LIB ${TOP}/hw/mcu/artery/${AT_FAMILY}/libraries)
+
+string(TOUPPER ${AT_FAMILY} AT_FAMILY_UPPER)
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+# toolchain set up
+set(CMAKE_SYSTEM_CPU cortex-m4 CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS ${AT_FAMILY_UPPER} CACHE INTERNAL "")
+
+# extract variant linker name
+string(LENGTH ${MCU_VARIANT} MCU_VARIANT_LEN)
+math(EXPR MCU_FLASH_CODE_INDEX "${MCU_VARIANT_LEN} - 3")
+math(EXPR MCU_VARIANT_PREFIX_LEN "${MCU_FLASH_CODE_INDEX} - 1")
+string(SUBSTRING ${MCU_VARIANT} ${MCU_FLASH_CODE_INDEX} 1 MCU_FLASH_CODE)
+string(SUBSTRING ${MCU_VARIANT} 0 ${MCU_VARIANT_PREFIX_LEN} MCU_VARIANT_PREFIX)
+set(MCU_LINKER_NAME ${MCU_VARIANT_PREFIX}x${MCU_FLASH_CODE})
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (TARGET ${BOARD_TARGET})
+    return()
+  endif ()
+
+  # Startup & Linker script
+  set(STARTUP_FILE_GNU ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/startup_${AT_FAMILY}.s)
+  set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
+  set(STARTUP_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/startup_${AT_FAMILY}.s)
+
+  if (NOT DEFINED LD_FILE_GNU)
+    set(LD_FILE_GNU ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/gcc/linker/${MCU_LINKER_NAME}_FLASH.ld)
+  endif ()
+  set(LD_FILE_Clang ${LD_FILE_GNU})
+  set(LD_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/linker/${MCU_LINKER_NAME}.icf)
+
+  add_library(${BOARD_TARGET} STATIC
+    ${AT_SDK_LIB}/cmsis/cm4/device_support/system_${AT_FAMILY}.c
+    ${AT_SDK_LIB}/drivers/src/${AT_FAMILY}_gpio.c
+    ${AT_SDK_LIB}/drivers/src/${AT_FAMILY}_misc.c
+    ${AT_SDK_LIB}/drivers/src/${AT_FAMILY}_usart.c
+    ${AT_SDK_LIB}/drivers/src/${AT_FAMILY}_acc.c
+    ${AT_SDK_LIB}/drivers/src/${AT_FAMILY}_crm.c
+    ${STARTUP_FILE_${CMAKE_C_COMPILER_ID}}
+    )
+  target_include_directories(${BOARD_TARGET} PUBLIC
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${AT_SDK_LIB}/cmsis/cm4/core_support
+    ${AT_SDK_LIB}/cmsis/cm4/device_support
+    ${AT_SDK_LIB}/drivers/inc
+    )
+  target_compile_definitions(${BOARD_TARGET} PUBLIC
+    BOARD_TUD_RHPORT=0
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    )
+
+  update_board(${BOARD_TARGET})
+
+  if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_GNU}"
+      -nostartfiles
+      --specs=nosys.specs --specs=nano.specs
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_Clang}"
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--config=${LD_FILE_IAR}"
+      )
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/${AT_FAMILY}_clock.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/${AT_FAMILY}_int.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_${AT_FAMILY_UPPER})
+  target_sources(${TARGET} PUBLIC
+    ${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
+    ${TOP}/src/portable/synopsys/dwc2/hcd_dwc2.c
+    ${TOP}/src/portable/synopsys/dwc2/dwc2_common.c
+    )
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD})
+
+  # Flashing
+  family_add_bin_hex(${TARGET})
+  family_flash_jlink(${TARGET})
+endfunction()

hw/bsp/at32f402_405/family.mk

@@ -16,7 +16,7 @@ CFLAGS += \
 	-DBOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
 
 LDFLAGS_GCC += \
-	-flto --specs=nosys.specs
+	-flto --specs=nosys.specs -nostdlib -nostartfiles
 
 SRC_C += \
 	src/portable/synopsys/dwc2/dcd_dwc2.c \

hw/bsp/at32f403a_407/boards/AT_START_F403A_407/board.cmake

@@ -1,9 +1,6 @@
 set(MCU_VARIANT AT32F403ACGU7)
 set(JLINK_DEVICE ${MCU_VARIANT})
 
-set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/AT32F403AxG_FLASH.ld)
-set(LD_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/linker/AT32F403AxG.icf)
-
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC ${MCU_VARIANT})
 endfunction()

hw/bsp/at32f403a_407/family.cmake

@@ -3,6 +3,8 @@ include_guard()
 set(AT_FAMILY at32f403a_407)
 set(AT_SDK_LIB ${TOP}/hw/mcu/artery/${AT_FAMILY}/libraries)
 
+string(TOUPPER ${AT_FAMILY} AT_FAMILY_UPPER)
+
 # include board specific
 include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 
@@ -10,7 +12,15 @@ include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 set(CMAKE_SYSTEM_CPU cortex-m4 CACHE INTERNAL "System Processor")
 set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
 
-set(FAMILY_MCUS AT32F403A_407 CACHE INTERNAL "")
+set(FAMILY_MCUS ${AT_FAMILY_UPPER} CACHE INTERNAL "")
+
+# extract variant linker name
+string(LENGTH ${MCU_VARIANT} MCU_VARIANT_LEN)
+math(EXPR MCU_FLASH_CODE_INDEX "${MCU_VARIANT_LEN} - 3")
+math(EXPR MCU_VARIANT_PREFIX_LEN "${MCU_FLASH_CODE_INDEX} - 1")
+string(SUBSTRING ${MCU_VARIANT} ${MCU_FLASH_CODE_INDEX} 1 MCU_FLASH_CODE)
+string(SUBSTRING ${MCU_VARIANT} 0 ${MCU_VARIANT_PREFIX_LEN} MCU_VARIANT_PREFIX)
+set(MCU_LINKER_NAME ${MCU_VARIANT_PREFIX}x${MCU_FLASH_CODE})
 
 #------------------------------------
 # BOARD_TARGET
@@ -26,7 +36,11 @@ function(add_board_target BOARD_TARGET)
   set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
   set(STARTUP_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/startup_${AT_FAMILY}.s)
 
+  if (NOT DEFINED LD_FILE_GNU)
+    set(LD_FILE_GNU ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/gcc/linker/${MCU_LINKER_NAME}_FLASH.ld)
+  endif ()
   set(LD_FILE_Clang ${LD_FILE_GNU})
+  set(LD_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/linker/${MCU_LINKER_NAME}.icf)
 
   add_library(${BOARD_TARGET} STATIC
     ${AT_SDK_LIB}/cmsis/cm4/device_support/system_${AT_FAMILY}.c
@@ -90,7 +104,7 @@ function(family_configure_example TARGET RTOS)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_AT32F403A_407)
+  family_add_tinyusb(${TARGET} OPT_MCU_${AT_FAMILY_UPPER})
   target_sources(${TARGET} PUBLIC
     ${TOP}/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c
     )

hw/bsp/at32f413/family.mk

@@ -15,7 +15,7 @@ CFLAGS += \
 	-DCFG_TUSB_MCU=OPT_MCU_AT32F413
 
 LDFLAGS_GCC += \
-	-flto --specs=nosys.specs
+	-flto --specs=nosys.specs -nostdlib -nostartfiles
 
 SRC_C += \
 	src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c \

hw/bsp/at32f415/family.c

@@ -271,11 +271,15 @@ size_t board_get_unique_id(uint8_t id[], size_t max_len)
   }
 #endif
 
-void HardFault_Handler(void)
+void HardFault_Handler(void) {
-{
   __asm("BKPT #0\n");
 }
 
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void) {
+}
+
 #ifdef  USE_FULL_ASSERT
 void assert_failed(const char *file, uint32_t line)
 {

hw/bsp/at32f415/family.mk

@@ -15,7 +15,7 @@ CFLAGS += \
 	-DCFG_TUSB_MCU=OPT_MCU_AT32F415 \
 
 LDFLAGS_GCC += \
-	-flto --specs=nosys.specs
+	-flto --specs=nosys.specs -nostdlib -nostartfiles
 
 SRC_C += \
 	src/portable/synopsys/dwc2/dcd_dwc2.c \

hw/bsp/at32f423/boards/AT_START_F423/board.cmake

@@ -1,9 +1,6 @@
 set(MCU_VARIANT AT32F423VCT7)
 set(JLINK_DEVICE ${MCU_VARIANT})
 
-set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/AT32F423xC_FLASH.ld)
-set(LD_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/linker/AT32F423xC.icf)
-
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC ${MCU_VARIANT})
 endfunction()

hw/bsp/at32f423/family.c

@@ -262,8 +262,8 @@ void HardFault_Handler(void) {
 
 // Required by __libc_init_array in startup code if we are compiling using
 // -nostdlib/-nostartfiles.
-// void _init(void) {
+void _init(void) {
-// }
+}
 
 #ifdef USE_FULL_ASSERT
 void assert_failed(const char *file, uint32_t line) {

hw/bsp/at32f423/family.cmake

@@ -3,6 +3,8 @@ include_guard()
 set(AT_FAMILY at32f423)
 set(AT_SDK_LIB ${TOP}/hw/mcu/artery/${AT_FAMILY}/libraries)
 
+string(TOUPPER ${AT_FAMILY} AT_FAMILY_UPPER)
+
 # include board specific
 include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 
@@ -10,7 +12,15 @@ include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
 set(CMAKE_SYSTEM_CPU cortex-m4 CACHE INTERNAL "System Processor")
 set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
 
-set(FAMILY_MCUS AT32F423 CACHE INTERNAL "")
+set(FAMILY_MCUS ${AT_FAMILY_UPPER} CACHE INTERNAL "")
+
+# extract variant linker name
+string(LENGTH ${MCU_VARIANT} MCU_VARIANT_LEN)
+math(EXPR MCU_FLASH_CODE_INDEX "${MCU_VARIANT_LEN} - 3")
+math(EXPR MCU_VARIANT_PREFIX_LEN "${MCU_FLASH_CODE_INDEX} - 1")
+string(SUBSTRING ${MCU_VARIANT} ${MCU_FLASH_CODE_INDEX} 1 MCU_FLASH_CODE)
+string(SUBSTRING ${MCU_VARIANT} 0 ${MCU_VARIANT_PREFIX_LEN} MCU_VARIANT_PREFIX)
+set(MCU_LINKER_NAME ${MCU_VARIANT_PREFIX}x${MCU_FLASH_CODE})
 
 #------------------------------------
 # BOARD_TARGET
@@ -26,7 +36,11 @@ function(add_board_target BOARD_TARGET)
   set(STARTUP_FILE_Clang ${STARTUP_FILE_GNU})
   set(STARTUP_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/startup_${AT_FAMILY}.s)
 
+  if (NOT DEFINED LD_FILE_GNU)
+    set(LD_FILE_GNU ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/gcc/linker/${MCU_LINKER_NAME}_FLASH.ld)
+  endif ()
   set(LD_FILE_Clang ${LD_FILE_GNU})
+  set(LD_FILE_IAR ${AT_SDK_LIB}/cmsis/cm4/device_support/startup/iar/linker/${MCU_LINKER_NAME}.icf)
 
   add_library(${BOARD_TARGET} STATIC
     ${AT_SDK_LIB}/cmsis/cm4/device_support/system_${AT_FAMILY}.c
@@ -90,7 +104,7 @@ function(family_configure_example TARGET RTOS)
     )
 
   # Add TinyUSB target and port source
-  family_add_tinyusb(${TARGET} OPT_MCU_AT32F423)
+  family_add_tinyusb(${TARGET} OPT_MCU_${AT_FAMILY_UPPER})
   target_sources(${TARGET} PUBLIC
     ${TOP}/src/portable/synopsys/dwc2/dcd_dwc2.c
     ${TOP}/src/portable/synopsys/dwc2/hcd_dwc2.c

hw/bsp/at32f425/family.c

@@ -282,11 +282,15 @@ size_t board_get_unique_id(uint8_t id[], size_t max_len)
   }
 #endif
 
-void HardFault_Handler(void)
+void HardFault_Handler(void) {
-{
   __asm("BKPT #0\n");
 }
 
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void) {
+}
+
 #ifdef  USE_FULL_ASSERT
 void assert_failed(const char *file, uint32_t line)
 {

hw/bsp/at32f425/family.mk

@@ -15,7 +15,7 @@ CFLAGS += \
 	-DCFG_TUSB_MCU=OPT_MCU_AT32F425 \
 
 LDFLAGS_GCC += \
-	-flto --specs=nosys.specs
+	-flto --specs=nosys.specs -nostdlib -nostartfiles
 
 SRC_C += \
 	src/portable/synopsys/dwc2/dcd_dwc2.c \

hw/bsp/at32f435_437/family.c

@@ -354,11 +354,15 @@ size_t board_get_unique_id(uint8_t id[], size_t max_len)
   }
 #endif
 
-void HardFault_Handler(void)
+void HardFault_Handler(void) {
-{
   __asm("BKPT #0\n");
 }
 
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void) {
+}
+
 #ifdef  USE_FULL_ASSERT
 void assert_failed(const char *file, uint32_t line)
 {

hw/bsp/at32f435_437/family.mk

@@ -15,7 +15,7 @@ CFLAGS += \
 	-DCFG_TUSB_MCU=OPT_MCU_AT32F435_437 \
 
 LDFLAGS_GCC += \
-	-flto --specs=nosys.specs
+	-flto --specs=nosys.specs -nostdlib -nostartfiles
 
 SRC_C += \
 	src/portable/synopsys/dwc2/dcd_dwc2.c \