Step 3 : Boot the OS
====================

.. tab-set::

   .. tab-item:: Boot the OS

        * In this program, you are going to learn


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                * How to ?


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        Topics in this section,

                * :ref:`Booting Steps <barelinux_rpi_3b_step7_0>`


.. _barelinux_rpi_3b_step7_0:

.. tab-set::

   .. tab-item:: Booting Steps

        * Go to the buildroot directory and run the following command.

        .. code-block:: c

                qemu-system-arm -M versatilepb -m 256 -kernel output/images/zImage -dtb output/images/versatile-pb.dtb -drive file=output/images/rootfs.ext2,if=scsi,format=raw -append "root=/dev/sda console=ttyAMA0,115200" -serial stdio -net nic,model=rtl8139 -net user

        * Give buildroot login as root and wait for the linux prompt to display.
        
        .. code-block:: c

		Welcome to Buildroot
                buildroot login: root
                $
                $ ls
                $
                $ ifconfig 
                eth0      Link encap:Ethernet  HWaddr 52:54:00:12:34:56  
                          inet addr:10.0.2.15  Bcast:10.0.2.255  Mask:255.255.255.0
                          inet6 addr: fe80::5054:ff:fe12:3456/64 Scope:Link
                          inet6 addr: fec0::5054:ff:fe12:3456/64 Scope:Site
                          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
                          RX packets:4 errors:0 dropped:0 overruns:0 frame:0
                          TX packets:10 errors:0 dropped:0 overruns:0 carrier:0
                          collisions:0 txqueuelen:1000 
                          RX bytes:796 (796.0 B)  TX bytes:1361 (1.3 KiB)

                lo        Link encap:Local Loopback  
                          inet addr:127.0.0.1  Mask:255.0.0.0
                          inet6 addr: ::1/128 Scope:Host
                          UP LOOPBACK RUNNING  MTU:65536  Metric:1
                          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
                          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
                          collisions:0 txqueuelen:1000 
                          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

                $  
                $ help
                Built-in commands:
                ------------------
                	. : [ [[ alias bg break cd chdir command continue echo eval exec
                	exit export false fg getopts hash help history jobs kill let
                        local printf pwd read readonly return set shift sleep source
                        test times trap true type ulimit umask unalias unset wait
                $


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        What is /.bashrc file?

        .. dropdown:: See Answer

                * ??