arch: Add ARCH_SUPPORTS_ROM_START kconfig symbol

Add an ARCH_SUPPORTS_ROM_START kconfig symbol to mark architectures
that support ROM_START as an argument to zephyr_linker_sources.
This was added so that features relying on this feature could
depend on this kconfig symbol.

Signed-off-by: Yonatan Schachter <[email protected]>

Author: yonsch

arch/Kconfig

@@ -22,6 +22,7 @@ config ARC
 	select HAS_DTS
 	imply XIP
 	select ARCH_HAS_THREAD_LOCAL_STORAGE
+	select ARCH_SUPPORTS_ROM_START
 	help
 	  ARC architecture
 
@@ -81,6 +82,7 @@ config X86
 	select ATOMIC_OPERATIONS_BUILTIN
 	select HAS_DTS
 	select ARCH_SUPPORTS_COREDUMP
+	select ARCH_SUPPORTS_ROM_START if !X86_64
 	select CPU_HAS_MMU
 	select ARCH_MEM_DOMAIN_DATA if USERSPACE && !X86_COMMON_PAGE_TABLE
 	select ARCH_MEM_DOMAIN_SYNCHRONOUS_API if USERSPACE
@@ -111,6 +113,7 @@ config RISCV
 	select ARCH_IS_SET
 	select HAS_DTS
 	select ARCH_SUPPORTS_COREDUMP
+	select ARCH_SUPPORTS_ROM_START if !SOC_SERIES_ESP32C3
 	select ARCH_HAS_CODE_DATA_RELOCATION
 	select ARCH_HAS_THREAD_LOCAL_STORAGE
 	select IRQ_OFFLOAD_NESTED if IRQ_OFFLOAD
@@ -597,6 +600,9 @@ config ARCH_SUPPORTS_COREDUMP
 config ARCH_SUPPORTS_ARCH_HW_INIT
 	bool
 
+config ARCH_SUPPORTS_ROM_START
+	bool
+
 config ARCH_HAS_EXTRA_EXCEPTION_INFO
 	bool
 

arch/arm/core/Kconfig

@@ -23,6 +23,7 @@ config CPU_CORTEX_M
 	select ARCH_SUPPORTS_ARCH_HW_INIT
 	select ARCH_HAS_SUSPEND_TO_RAM
 	select ARCH_HAS_CODE_DATA_RELOCATION
+	select ARCH_SUPPORTS_ROM_START
 	imply XIP
 	help
 	  This option signifies the use of a CPU of the Cortex-M family.
@@ -37,6 +38,7 @@ config CPU_AARCH32_CORTEX_R
 	select ARCH_HAS_EXTRA_EXCEPTION_INFO
 	select ARCH_HAS_CODE_DATA_RELOCATION
 	select ARCH_HAS_NOCACHE_MEMORY_SUPPORT if ARM_MPU && CPU_HAS_ARM_MPU && CPU_HAS_DCACHE
+	select ARCH_SUPPORTS_ROM_START
 	help
 	  This option signifies the use of a CPU of the Cortex-R family.