Firmware/MNRS-BM-BSP
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improves bsp of riscv-vp by including init.c

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This commit is contained in:
Eyck Jentzsch
2025-11-21 15:40:08 +01:00
parent fc3f6c57e5
commit fce1372494
4 changed files with 93 additions and 113 deletions
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21
CMakeLists.txt
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@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.21)
include(CheckLinkerFlag)
project(mnrs-bsp LANGUAGES ASM C)
option(NO_INIT "use an empty init routine" OFF)
set(LINKER_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/env/${BOARD}/link.lds"
CACHE FILEPATH "Linker script to use for BSP linking")
get_filename_component(LINKER_SCRIPT_DIR "${LINKER_SCRIPT}" DIRECTORY)
@@ -30,18 +31,22 @@ target_include_directories(startup PUBLIC env include)
add_subdirectory(libwrap)
add_library(bsp STATIC env/${BOARD}/init.c)
target_link_libraries(bsp PUBLIC startup wrap)
target_include_directories(bsp PUBLIC env/${BOARD})
add_library(runtime STATIC env/${BOARD}/init.c)
target_include_directories(runtime PUBLIC env/${BOARD} env include)
if(NO_INIT)
target_compile_definitions(runtime PRIVATE NO_INIT)
endif()
check_linker_flag(C "LINKER:--no-warn-rwx-segments" HAS_NO_WARN_RWX_SEGMENTS)
if(HAS_NO_WARN_RWX_SEGMENTS)
target_link_options(bsp INTERFACE LINKER:--no-warn-rwx-segments)
target_link_options(runtime INTERFACE LINKER:--no-warn-rwx-segments)
endif()
target_link_options(bsp INTERFACE LINKER: -nostartfiles -T ${LINKER_SCRIPT} -L${LINKER_SCRIPT_DIR})
target_link_options(runtime INTERFACE LINKER: -nostartfiles -T ${LINKER_SCRIPT} -L${LINKER_SCRIPT_DIR})
if(SEMIHOSTING)
target_include_directories(bsp INTERFACE include)
target_sources(bsp INTERFACE env/semihosting.c env/trap.c)
target_sources(runtime INTERFACE env/semihosting.c env/trap.c)
endif()
add_library(bsp INTERFACE)
target_link_libraries(bsp INTERFACE startup runtime wrap)