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| <section id="smartl-c906"> |
| <h1>smartl-c906<a class="headerlink" href="#smartl-c906" title="Permalink to this heading"></a></h1> |
| <div class="highlight-none notranslate"><div class="highlight"><pre><span></span>1. Download and install toolchain |
| |
| https://occ.t-head.cn/community/download |
| |
| 2. Download and install qemu |
| |
| https://occ.t-head.cn/community/download |
| |
| 3. Modify defconfig |
| |
| 4. Configure and build NuttX |
| |
| $ make distclean |
| $ ./tools/configure.sh smartl-c906:nsh |
| $ make -j |
| |
| 5. Run the nuttx by downloading elf to RAM via HW debugger |
| |
| 6. TODO |
| |
| Support FPU |
| Support ELF based file applications |
| Support RISC-V User mode |
| |
| </pre></div> |
| </div> |
| <div class="highlight-none notranslate"><div class="highlight"><pre><span></span>1. Download and install toolchain |
| |
| https://occ.t-head.cn/community/download |
| |
| 2. Download and install qemu |
| |
| https://occ.t-head.cn/community/download |
| |
| 3. Modify defconfig |
| |
| CONFIG_C906_WITH_QEMU=y |
| |
| 4. Configure and build NuttX |
| |
| $ make distclean |
| $ ./tools/configure.sh smartl-c906:nsh |
| $ make -j |
| |
| 5. Run the nuttx with qemu |
| |
| Modify the soc config file "smarth_906_cfg.xml", enlarge the RAM size. |
| - <mem name="smart_inst_mem" addr="0x0" size ="0x00020000" attr ="MEM_RAM"></mem> |
| + <mem name="smart_inst_mem" addr="0x0" size ="0x00400000" attr ="MEM_RAM"></mem> |
| ... |
| - smart_inst_mem, Start: 0x0, Length: 0x20000 |
| + smart_inst_mem, Start: 0x0, Length: 0x400000 |
| |
| Then launch QEMU: |
| $ ./cskysim -soc $PATH_TO_SOCCFG/smarth_906_cfg.xml -nographic -kernel $PATH_TO_NUTTX_BUILD_DIR/nuttx |
| |
| 6. TODO |
| |
| Support protect mode via PMP |
| Support RISC-V User mode |
| </pre></div> |
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