I tried to adapt coreboot to HiFive-Unleashed and boot bbl with coreboot and run linux.<br>My changes are as follows:<br>    https://github.com/hardenedlinux/coreboot-HiFiveUnleashed/tree/HiFive-Unleashed-Test-Change<br><br>My code can run bbl, but it doesn't respond when bbl exits m-mode and enters linux.<br><br>I use freedom-u-sdk to compile bbl. In order not to conflict with the coreboot memory address, execute the following command.<br>riscv64-elf-objcopy --change-addresses 0x200000 work/riscv-pk/bbl ../coreboot/payload.elf<br><br>I don't know what I missed, what should I do, I hope to get your help.<br><br><div><sign signid="99"><div style="color:#909090;font-family:Arial Narrow;font-size:12px"><br><br><br><br>------------------</div><div style="font-size:14px;font-family:Verdana;color:#000;"><div style="overflow:hidden;"><div class="l_box" style="float:left;height:100px;margin:35px 10px 10px 0;padding:0 10px 0 15px;border-right:1px solid #dedede;"><div class="logo" style="height:35px;margin:35px 0 0 0;float:left;"><img src="https://exmail.qq.com/cgi-bin/viewfile?type=logo&domain=tya.email"></div></div><div class="c_detail" style="float:left;padding-top:35px;line-height:22px;color:#a0a0a0;zoom:1;"><h4 class="name" style="margin:0;font-size:14px;font-weight:bold;line-height:28px;color:#000;zoom:1;">王翔</h4><p class="position" style="margin:0;">安全研究员</p><p class="department" style="margin:0;">广州市腾御安信息科技有限公司</p><p class="phone" style="margin:0;"></p><p class="mobile" style="margin:0;"></p><p class="addr" style="margin:0;line-height:22px;color:#a0a0a0;">广州市天河区珠江新城华穗路406号保利克洛维二期中景A座1020-1024</p></div></div></div></sign></div><div> </div><div><includetail><!--<![endif]--></includetail></div>