Please provide link to the lwip repo
On Mon, Sep 12, 2016 at 5:47 PM, <p...@cmp.felk.cvut.cz> wrote: > From: Pavel Pisa <p...@cmp.felk.cvut.cz> > > --- > c/src/lib/libbsp/arm/tms570/README | 104 > +++++++++++++++++++++++++++++-------- > 1 file changed, 82 insertions(+), 22 deletions(-) > > diff --git a/c/src/lib/libbsp/arm/tms570/README > b/c/src/lib/libbsp/arm/tms570/README > index f48744f..840ce68 100644 > --- a/c/src/lib/libbsp/arm/tms570/README > +++ b/c/src/lib/libbsp/arm/tms570/README > @@ -2,11 +2,14 @@ Development Board: TMS570LS31x Hercules Development Kit > from TI > > http://www.ti.com/tool/tmds570ls31hdk > > +Overview > +-------- > + > Drivers: > > - o Console > - o Clock > - o Ethernet - work in progress > + o Console > + o Clock > + o Ethernet - external lwIP fork repository > > BSP variants: > tms570ls3137_hdk_intram - place code and data into internal SRAM > @@ -14,14 +17,20 @@ BSP variants: > tms570ls3137_hdk_with_loader - reserve 256kB at Flash start for loader > and place RTEMS application from address > 0x00040000 > - tms570ls3137_hdk - variant prepared for stand-alone RTEMS application > - stored and running directly from flash. Not working > yet. > + tms570ls3137_hdk - variant for stand-alone RTEMS application stored > + and running directly from flash. This variant > + requires initialization of hardware to be integrated > + into RTEMS. RTEMS has to be configured with > + TMS570_USE_HWINIT_STARTUP=1 > + and initialization code has to be included in the > sources. > + > +Tool-chain used for development > +------------------------------- > > -Tool-chain > - GCC 4.9.0 + Newlib 2.1.0 + Binutils 2.24 configuration: > + arm-rtems4.12-gcc (GCC) 6.1.1 20160526 + Newlib 2.4.0.20160527 + Binutils > 2.26.20160125 > > CFLAGS="-O2 -pipe" LDFLAGS=-s \ > - ../../../src/gcc-4.9/configure --target=arm-rtems4.11 --prefix=/usr \ > + ../../../src/gcc-6.1/configure --target=arm-rtems4.12 --prefix=/usr \ > --enable-languages=c,c++ \ > --disable-libstdcxx-pch \ > --with-gnu-ld \ > @@ -38,33 +47,84 @@ Tool-chain > --enable-version-specific-runtime-libs \ > --enable-newlib-iconv \ > --disable-lto \ > + --disable-lto \ > + --enable-libgomp \ > + --enable-newlib-iconv \ > + --enable-newlib-iconv-encodings="iso_8859_1,utf_8" \ > + > +All patches required for Cortex-R and big-endian ARM support are already > +integrated in GCC the mainline. > > -Patches required for Cortex-R and big-endian ARM support are already > -accepted by the mainline. > +RTEMS build configuration used for testing of self contained > +applications to run directly from Flash > + > + ../../../src/rtems/configure --target=arm-rtems4.12 > --prefix=/opt/rtems4.12 \ > + --enable-rtems-inlines --disable-multiprocessing --enable-cxx \ > + --enable-rdbg --enable-maintainer-mode --enable-tests=samples \ > + --disable-networking --enable-posix --enable-itron --disable-ada \ > + --disable-expada --disable-multilib --disable-docs \ > + --enable-rtemsbsp="tms570ls3137_hdk" \ > + --enable-rtems-debug \ > + TMS570_USE_HWINIT_STARTUP=1 > > Execution > +--------- > + > +Application build by above process can be directly programmed > +into Flash and run. > > -Currently, a bootloader is not used. For test and debug purposes, TI's > -HalCoGen generated application is used to set up the board and then > -the RTEMS application image is loaded using OpenOCD to internal > -EEC SRAM or external DRAM. The following features are > -not implemented in the BSP: > +For test and debug purposes, TI's HalCoGen generated application > +is used to set up the board and then the RTEMS application > +image is loaded using OpenOCD to internal EEC SRAM or external SDRAM. > +This prevents wear of Flash which has limited guaranteed > +erase cycles count. > > - + Initial complex CPU and peripheral initialization > +The following features are implemented in the BSP only partially: > + > + + Initial CPU and peripheral initialization > + Cores Self-test > > Setup application code is available there: > https://github.com/hornmich/tms570ls3137-hdk-sdram > > -Howto setup TMDS570LS31HDK? > +TMDS570LS31HDK setup to use SDRAM to load and debug RTEMS applications > +----------------------------------------------------------------------- > > - o Unpack board. > - o Verify that demo application runs. > - o Upload bootloader specified above > + o Program SDRAM_SCI_configuration-program or another boot loader > + (for example ETHERNET XCP is developed) > o write BSP application either to sdram or intram and jump to RTEMS start > code > > -Additional information about the board can be found at > - http://www.rtems.org/wiki/index.php/Tms570 > +ETHERNET > +-------- > + > +For ETHERNET, the lwIP port for TMS570LS3137 has been developed > +at Industrial Informatics Group of Czech Technical University > +in Prague and development versions are available on SourceForge. > + > +Adapt BSP for another TMS570 based hardware > +------------------------------------------- > + > +When TMS570_USE_HWINIT_STARTUP=1 then pin multiplexing > +and functions are configured by file > + > + rtems/c/src/lib/libbsp/arm/tms570/hwinit/init_pinmux.c > + > +Complete "database" of all possible pin functions is provided > +in a file > + > + rtems/c/src/lib/libbsp/arm/tms570/include/tms570ls3137zwt-pins.h > + > +If another package or chip is considered then tools found > +in next repository can be used or extended to generate header > +files and pins "database" > + > + https://github.com/AoLaD/rtems-tms570-utils > + > +Links to additional information > +------------------------------- > + > +Additional information about the BSP and board can be found at > + https://devel.rtems.org/wiki/TBR/BSP/Tms570 > > Additional information about the CPU can be found at > http://www.ti.com/product/tms570ls3137 > -- > 1.9.1 > _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel