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<p class="MsoNormal"><span style="color:#1F497D">The rc7 change log talks about DWARF v2 versus v4 incompatibilities:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">1.3-rc7 (20191129)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- released LLVM/Clang 8.0 toolchain built on stable LLVM branch<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * UT700/UT699E support with errata work-arounds<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * REX support: LEON-REX backend (16-bit ISA) added<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * various LEON optimizations included<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Toolchains (GCC and LLVM/Clang) now defaults to DWARF4 debug information,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> previously DWARF2 was used. GDB-6.8 used with older tools (GRMON2, TSIM2)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> was not capable of always reading the GCC-7 generated DWARF2 codes and had no<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> support for DWARF4. Enabling DWARF4 makes it possible to perform source level<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> debugging with GDB-8.2.1 which is supported by the newer tools (GRMON3,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> TSIM3).<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> To use RCC-1.3-rc7 with older tools and GDB-6.8, the binaries should either<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> 1) be stripped, or 2) rebuilt forcing DWARF2 debug format (-gdwarf-2). Build-<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> scripts for Newlib and RTEMS kernel are available in /src directory.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Updated RCC to RTEMS kernel to 20191023:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * Updated RTEMS kernel to commit d2efc968e2f644512062de1e06fab20abd2e6854<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * Updated Newlib to commit 6661a67747c14cfa7ac91458914037ee296fcd1e<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> * Updated rtems-tools to commit 12bd8f77bad4779319039fd7be33d006e10f5618<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Fixed samples build issues on GCC<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- GRCANFD IP support: extended GRCAN driver with support for new IP and added<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> new sample in rtems-grcanfd.c.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Restructured GRCAN and OCCAN drivers to depend on a new common CAN<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> baud-rate calculator that includes support for CANFD can standard CAN<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> baud-rate generation.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- RTEMS fix for SMP start-up race condition seen when booting from ROM.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Support for having custom GPTIMER pre-scaler setting (was fixed to 1MHz)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Fixed boot issue on LEON3 where GPTIMER initialization depends on previous<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> GRMON initialization.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Support for variable GRETH DMA table size (latest GRETH IP required).<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Removed some dependency
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> - Old GRSPW driver: fix for SET_PACKET_SIZE (driver is depreacted and will<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New""> be removed in the future)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New"">- Added precompiled leon3v7 BSP for FPGA designs.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Jens<o:p></o:p></span></p>
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