[Barefoot] OpenBMC upgrade procedures Follow

Purpose:

Model:

Preparation:

• Download the OpenBMC image for your own device.
• Reference: How to download the current firmware?

• A cable which attached in the original box.

• Putty,Teraterm,SecureCRT,etc...

• WinSCP

Procedure:

Step1. Copy BMC image to DUT by SCP

1) Confirm MGMT port ifconfig of DUT BMC.

2) Transmit new BMC image to DUT BMC via MGMT port with SCP.

root@bmc:~# ifconfig eth0
eth0      Link encap:Ethernet  HWaddr 3C:2C:99:EC:59:6B
          inet addr:188.188.184.100  Bcast:0.0.0.0  Mask:255.255.0.0
          inet6 addr: fe80::3e2c:99ff:feec:596b/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:562 errors:0 dropped:0 overruns:0 frame:0
          TX packets:22 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
          Interrupt:3

root@bmc:~#

Transmit new BMC image to DUT via SCP. Username/Password: root/0penBmc)

Step 2. Install new BMC image

1) Confirm original BMC version and built date.

cat /etc/issue

cat /etc/version

2) Check MTD configuration

cat /proc/mtd

3) Install new BMC image <filename> to MTD (flash0)

flashcp -v flash-mavericks /dev/mtd5

4) Reboot BMC to finish the installation.

reboot

* Do not power off DUT during installation.

(After copy BMC image to DUT BMC by SCP) 
root@bmc:~# ls 
flash-mavericks 
root@bmc:~# 
(Confirm original BMC version) 
root@bmc:~# cat /etc/issue 
OpenBMC Release 1.0.0.13 
 
root@bmc:~# cat /etc/version 
201811261457 
root@bmc:~# 
(Check MTD configuration) 
root@bmc:~# cat /proc/mtd 
dev:    size   erasesize  name 
mtd0: 00060000 00010000 "u-boot" 
mtd1: 00020000 00010000 "env" 
mtd2: 00280000 00010000 "kernel" 
mtd3: 00c00000 00010000 "rootfs" 
mtd4: 01100000 00010000 "data0" 
mtd5: 02000000 00010000 "flash0" 
root@bmc:~# 
(Install new BMC image to MTD(flash0) and reboot DUT to finish the installation) 
root@bmc:~# flashcp -v flash-mavericks /dev/mtd5 
Erasing block: 264/264 (100%) 
Writing kb: 16845/16845 (100%) 
Verifying kb: 16845/16845 (100%) 
root@bmc:~# reboot

… (Omit reboot and log-in messages) 
(Confirm version number again) 
root@bmc:~# cat /etc/issue
OpenBMC Release 1.0.0.14

root@bmc:~# cat /etc/version 
201905311505
root@bmc:~#