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litesom:buildroot:qa [2019/06/24 12:36] piotr.figlarek created |
litesom:buildroot:qa [2019/06/24 15:02] (current) piotr.figlarek |
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====== Questions & Answers ====== | ====== Questions & Answers ====== | ||
+ | |||
+ | ===== How to install and boot firmware from eMMC memory? ===== | ||
+ | |||
+ | This same image (file '' | ||
+ | |||
+ | Below you can find list of steps required it install and boot liteSOM from eMMC memory: | ||
+ | |||
+ | - build firmware as described on [[litesom: | ||
+ | - configure liteboard boot switches to "Boot from SD card" mode (see [[litesom: | ||
+ | - boot liteboard with firmware compiled in the first step, | ||
+ | - copy to USB stick '' | ||
+ | - insert USB stick to the liteboard USB A socket, | ||
+ | - mount USB stick, | ||
+ | - copy '' | ||
+ | - configure liteboard boot switches to "Boot from eMMC memory" | ||
+ | |||
+ | <button collapse=" | ||
+ | < | ||
+ | |||
+ | **Step no. 5** | ||
+ | |||
+ | < | ||
+ | [ 166.513081] usb 1-1: new high-speed USB device number 2 using ci_hdrc | ||
+ | [ 166.755810] usb-storage 1-1:1.0: USB Mass Storage device detected | ||
+ | [ 166.773805] scsi host0: usb-storage 1-1:1.0 | ||
+ | [ 167.853525] random: crng init done | ||
+ | [ 167.876991] scsi 0:0:0:0: Direct-Access | ||
+ | [ 167.906527] sd 0:0:0:0: [sda] 8212480 512-byte logical blocks: (4.20 GB/3.92 GiB) | ||
+ | [ 167.915863] sd 0:0:0:0: [sda] Write Protect is off | ||
+ | [ 167.924621] sd 0:0:0:0: [sda] No Caching mode page found | ||
+ | [ 167.930288] sd 0:0:0:0: [sda] Assuming drive cache: write through | ||
+ | [ 167.959291] | ||
+ | [ 167.975830] sd 0:0:0:0: [sda] Attached SCSI removable disk | ||
+ | </ | ||
+ | |||
+ | **Step no. 6** | ||
+ | |||
+ | < | ||
+ | # mkdir /mnt/usb | ||
+ | # mount /dev/sda1 /mnt/usb/ | ||
+ | </ | ||
+ | |||
+ | **Step no. 7** | ||
+ | |||
+ | < | ||
+ | # dd if=/ | ||
+ | 21+0 records in | ||
+ | 21+0 records out | ||
+ | # sync | ||
+ | </ | ||
+ | |||
+ | </ | ||
+ | </ | ||