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Merge pull request #2097 from acudmore:fix-2096-update-rtems-toolchai…
…n-files Fix #2096 update rtems toolchain files
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| @@ -0,0 +1,93 @@ | ||
| # This example toolchain file describes the cross compiler to use for | ||
| # the target architecture indicated in the configuration file. | ||
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| # In this sample application, the cross toolchain is configured to | ||
| # use a compiler for the RTEMS operating system targeting the "pc686" BSP | ||
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| # Note that to use this, the "RTEMS" platform module may need to be added | ||
| # to the system-wide CMake installation as a default CMake does not yet | ||
| # recognize RTEMS as a system name. An example of this is distributed with | ||
| # the pc-rtems PSP. | ||
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| # Basic cross system configuration | ||
| set(CMAKE_SYSTEM_NAME RTEMS) | ||
| set(CMAKE_SYSTEM_PROCESSOR i386) | ||
| set(CMAKE_SYSTEM_VERSION 6) | ||
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| # The RTEMS BSP that will be used for this build | ||
| set(RTEMS_BSP "pc686") | ||
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| # these settings are specific to cFE/OSAL and determines which | ||
| # abstraction layers are built when using this toolchain | ||
| SET(CFE_SYSTEM_PSPNAME pc-rtems) | ||
| SET(OSAL_SYSTEM_BSPTYPE pc-rtems) | ||
| SET(OSAL_SYSTEM_OSTYPE rtems) | ||
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| # This is for version specific RTEMS ifdefs needed by the OSAL and PSP | ||
| ADD_DEFINITIONS(-DOS_RTEMS_6) | ||
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| # RTEMS_DYNAMIC_LOAD definition: | ||
| # - Set to FALSE for platforms that create a RTEMS executable and link it | ||
| # to the cFE core. | ||
| # - Set to TRUE for platforms that expect the cFE core to to be dynamically | ||
| # loaded into an existing runtime image. | ||
| # This is tied to the OSAL-BSP and PSP implementation so generally cannot | ||
| # be switched on a specific OSAL/PSP platform without modifications. | ||
| set(RTEMS_DYNAMIC_LOAD FALSE) | ||
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| set(RTEMS_BSP_C_FLAGS "-march=i686 -mtune=i686 -fno-common") | ||
| set(RTEMS_BSP_CXX_FLAGS ${RTEMS_BSP_C_FLAGS}) | ||
| set(RTEMS_BSP_SPECS_FLAGS "") | ||
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| # Info regarding the RELOCADDR: | ||
| #+--------------------------------------------------------------------------+ | ||
| #| Set the value of RELOCADDR to the address where you want your image to | ||
| #| load. If you'll be using GRUB to load the images it will have to be >= | ||
| #| 0x100000 (1024K). If you are using NetBoot to load the images it can be | ||
| #| >= 0x10000 (64K) AND <= 0x97C00 (607K) OR >= 0x100000 (1024K). The memory | ||
| #| top is of course another limit. Make sure there is enough space before the | ||
| #| upper memory limits for the image and the memory allocated by it to fit. | ||
| #| Make sure the value you choose is aligned to 4 bytes. | ||
| #+--------------------------------------------------------------------------+ | ||
| set(RTEMS_RELOCADDR 0x00100000) | ||
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| # Exception handling is very iffy. These two options disable eh_frame creation. | ||
| set(CMAKE_C_COMPILE_OPTIONS_PIC -fno-exceptions -fno-asynchronous-unwind-tables) | ||
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| # Link libraries needed for a RTEMS 5+ executable | ||
| # This was handled by the bsp_specs file in 4.11 | ||
| set(LINK_LIBRARIES "-lrtemsdefaultconfig -lrtemsbsp -lrtemscpu") | ||
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| #+---------------------------------------------------------------------------+ | ||
| #| Common RTEMS toolchain statements | ||
| #+---------------------------------------------------------------------------+ | ||
| # The TOOLS and BSP are allowed to be installed in different locations. | ||
| # If the README was followed they will both be installed under $HOME | ||
| # By default it is assumed the BSP is installed to the same directory as the tools | ||
| SET(RTEMS_TOOLS_PREFIX "$ENV{HOME}/rtems-${CMAKE_SYSTEM_VERSION}" CACHE PATH | ||
| "RTEMS tools install directory") | ||
| SET(RTEMS_BSP_PREFIX "${RTEMS_TOOLS_PREFIX}" CACHE PATH | ||
| "RTEMS BSP install directory") | ||
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| # specify the cross compiler - adjust accord to compiler installation | ||
| SET(SDKHOSTBINDIR "${RTEMS_TOOLS_PREFIX}/bin") | ||
| set(TARGETPREFIX "${CMAKE_SYSTEM_PROCESSOR}-rtems${CMAKE_SYSTEM_VERSION}-") | ||
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| SET(CMAKE_C_COMPILER "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}gcc") | ||
| SET(CMAKE_CXX_COMPILER "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}g++") | ||
| SET(CMAKE_LINKER "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}ld") | ||
| SET(CMAKE_ASM_COMPILER "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}as") | ||
| SET(CMAKE_STRIP "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}strip") | ||
| SET(CMAKE_NM "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}nm") | ||
| SET(CMAKE_AR "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}ar") | ||
| SET(CMAKE_OBJDUMP "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}objdump") | ||
| SET(CMAKE_OBJCOPY "${RTEMS_TOOLS_PREFIX}/bin/${TARGETPREFIX}objcopy") | ||
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| # search for programs in the build host directories | ||
| SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) | ||
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| # for libraries and headers in the target directories | ||
| SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) | ||
| SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) | ||
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| SET(CMAKE_PREFIX_PATH /) |