Fix N6 build

Signed-off-by: Zixun LI <[email protected]>

Author: HiFiPhile

examples/build_system/cmake/cpu/cortex-m55.cmake

@@ -13,13 +13,15 @@ elseif (TOOLCHAIN STREQUAL "clang")
     --target=arm-none-eabi
     -mcpu=cortex-m55
     -mfpu=fpv5-d16
+    -mcmse
     )
   set(FREERTOS_PORT GCC_ARM_CM55_NTZ_NONSECURE CACHE INTERNAL "")
 
 elseif (TOOLCHAIN STREQUAL "iar")
   set(TOOLCHAIN_COMMON_FLAGS
     --cpu cortex-m55
     --fpu VFPv5_D16
+    --cmse
     )
   set(FREERTOS_PORT IAR_ARM_CM55_NTZ_NONSECURE CACHE INTERNAL "")
 

hw/bsp/stm32n6/family.cmake

@@ -52,11 +52,11 @@ function(add_board_target BOARD_TARGET)
   set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s)
 
   if(NOT DEFINED LD_FILE_GNU)
-    set(LD_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/linker/${MCU_VARIANT}_flash.ld)
+    set(LD_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/linker/${MCU_VARIANT}_axisram2_fsbl.ld)
   endif()
   set(LD_FILE_Clang ${LD_FILE_GNU})
   if(NOT DEFINED LD_FILE_IAR)
-    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf)
+    set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_axisram2_fsbl.icf)
   endif()
 
   add_library(${BOARD_TARGET} STATIC