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--- project:single_boards [2016/03/18 21:29]
over23 [Pulseaudio]
+++ project:single_boards [2019/07/13 18:17]
over23 [MacOSX install of Banana PI]
@@ Line 2: / Line 2: @@
 |**Interested:** | peterbay, [[user:overdrive|Overdrive]]|
 |**Related:**| |
+|**Reference:**| https://en.wikipedia.org/wiki/Banana_Pi |
 | **License:** | [[https://creativecommons.org/licenses/by-sa/3.0/|Uveďte původ-Zachovejte licenci; CC BY-SA]]  |
 {{ project:picka_small.jpg?300}}
@@ Line 27: / Line 28: @@
 SemioTex:Desktop pavouk$ sudo dd bs=1m if=~/Desktop/Raspbian_For_BPI_M1_V4.0.img of=/dev/disk3
-</code>
   * u can check progress with CTRL+T [SIGINFO]
 ==== Configure Mac to be able to directly conenct to Picka over ETH through trunderbolt ====
@@ Line 59: / Line 58: @@
 <code>
 SemioTex:Picka pavouk$ nmap 192.168.2.*
+### more extensive nmap: nmap -p0- -v -A -T4 192.168.1.*
 Starting Nmap 6.47 ( http://nmap.org ) at 2016-03-13 14:47 CET
 Nmap scan report for 192.168.2.2
@@ Line 68: / Line 67: @@
 </code>
+===== MacOSX Backup & restore Banana PI SD card =====
+  * https://smittytone.wordpress.com/2013/09/06/back-up-a-raspberry-pi-sd-card-using-a-mac/
+====== Backup ======
+<code>
+# to list partitions
+diskutil list
+#/dev/disk4 (internal, physical):
+#   #:                       TYPE NAME                    SIZE       IDENTIFIER
+#   0:     FDisk_partition_scheme                        *7.9 GB     disk4
+#   1:             Windows_FAT_32 boot                    58.7 MB    disk4s1
+#   2:                      Linux                         7.9 GB     disk4s2
+#in our case it was /dev/disk4
+#CTRL+T as SIGINFO could be used to check progress
+sudo dd if=/dev/disk4 bs=1m | gzip > ~/1_Labka/banana_picka_25.5.2016.img.gz
+</code>
+====== example how to copy backup by scp ======
+======= copy to remote host =======
+<code>scp ~/1_Labka/banana_picka_25.5.2016.img.gz user@remotehost:/home/share/Picky_Backup/</code>
+======= copy to localhost =======
+<code>scp your_username@remotehost:/home/share/Picky_Backup/banana_picka_25.5.2016.img.gz /some/local/directory</code>
+====== Restore ======
+   * **remember, SD card should be unmounted**
+<code>
+# first check where SD card is visible, but not mounted by
+diskutil list
+# let it be again /dev/disk4
+gzip -dc ~/1_Labka/banana_picka_25.5.2016.img.gz | sudo dd of=/dev/disk4 bs=1m
+</code>
+===== remove password to ssh =====
 https://wiki.archlinux.org/index.php/Banana_Pi#Network
   * ssh root@IP
   * password is bananapi
-===== remove password to ssh =====
    mkdir ~/.ssh
    chmod 700 ~/.ssh
    touch ~/.ssh/authorized_keys
    chmod 600 ~/.ssh/authorized_keys
+==== example of generating key to non standard position ====
+<code>
+over@darkstar>mkdir ~/ssh_tmp
+ssh-keygen -t rsa -C "tpetru@gmail.com" -f ~/ssh_tmp/id_rsa_na_jine_misto
+Generating public/private rsa key pair.
+Enter passphrase (empty for no passphrase):
+Enter same passphrase again:
+Your identification has been saved in /home/over/ssh_tmp/id_rsa_na_jine_misto
+Your public key has been saved in /home/over/ssh_tmp/id_rsa_na_jine_misto.pub.
+The key fingerprint is:
+SHA256:hriECJShFg+8AKVHVkoqYtBknvhf/sGW+KQr4wqtEUE tpetru@gmail.com
+The key's randomart image is:
++---[RSA 2048]----+
+|=EX..            |
+|*%=o             |
+|@o*.             |
+|** . . .         |
+|o o o o S        |
+| o o + + .       |
+|o . o o *        |
+| +  o  * .       |
+|. .o.oo.o        |
++----[SHA256]-----+
+</code>
    nano ~/.ssh/authorized_keys <--- copy there public key generated somewhere
@@ Line 96: / Line 166: @@
 when able to connect by key, everything is fine
+==== create ~/.ssh/config for labka ====
+  touch ~/.ssh/config
+  chmod 110 ~/.ssh/config
+* add there this block of code; user needs to be correctly set up:
+<code>
+Host labka
+    user [SOME USER PICO]
+    hostname 193.84.207.21
+    ForwardX11 yes
+</code>
+* next time, you can connect to server by
+   ssh labka
+instead of
+   ssh [some_user]@193.84.207.21
+==== add user to wheel group [grant him sudo] ====
+   usermod -aG wheel username
 ===== Change colour of shell =====
@@ Line 111: / Line 200: @@
 ===== Timezone =====
    tzselect
+===== Install basic tools =====
+aptitude install lsof
 ===== Run Banana PI from SATA =====
    * http://www.htpcguides.com/move-linux-banana-pi-sata-setup/
@@ Line 231: / Line 324: @@
    amixer -Dpulse
-===== GnuRadio on BannanaPI =====
-  * http://gnuradio.4.n7.nabble.com/Compiling-GNURadio-on-BananaPI-td51866.html
-edit like this
-   deb http://mirrordirector.raspbian.org/raspbian/ jessie  main contrib non-free rpi
-patch whole system
-   apt-get update
-   apt-get upgrade
-apt gnuRadio
-   apt-get install gnuradio
-==== RTL-SDR ====
-   * http://kmkeen.com/rtl-demod-guide/
-   * http://www.kerrywong.com/2014/11/16/testing-an-rtl-sdr-spectrum-analyzer/
-   * http://www.rs-online.com/designspark/electronics/eng/blog/taking-the-raspberry-pi-2-for-a-test-drive-with-gnu-radio-2
-   * http://www.delta-team.cz/co-se-pise/ham/frekvence-ruznych-sluzeb.htm
-   * http://forum.autoforum.cz/viewtopic.php?f=14&t=1063 <-- zajimave frekvence
-   * https://www.youtube.com/watch?v=qPWD4imXXsc - RTL-SDR: GQRX and DSD decoding in GNU/Linux command line.
-   * http://marcinkowski.ca/blog/2014/02/19/decoding-dmr-radio-using-rtlsdr-gqrx-and-pulseaudio --- howto pro predchozi radek
-   * http://notes.secretsauce.net/notes/2014/07/25_decoding-p25-with-rtl-sdr-on-debian.html
-<code>
-   aptitude install rtl-sdr rtl-sdr gr-osmosdr gqrx-sdr cmake libsndfile1-dev pavucontrol libitpp-dev
-XXXX:   aptitude install python3-pip
-</code>