[coreboot] radare

Mon Nov 7 02:08:41 CET 2016

Hi Zoran,
I reckon that's the right radare, find *.bin or *.rom or *.hex and run

[zoran at localhost ~]$ radare2 *.bin
and s command and pD command....for example :

[f000:fff0]> s f000:0
[f000:0000]> pD 0xffff


more info :
https://radare.gitbooks.io/radare2book/content/disassembling/intro.html


On 7/11/2016 5:41 AM, Zoran Stojsavljevic wrote:
> Hello Riko,
>
> I recently also became very interested to start using radare2 (Raphael 
> Machado's dissasembly attempts got involved me, to set the tool). 
> Since I am very lazy person, the first was to ask my Fedora 25 distro 
> does the distro have package radare2?
>
> Yes, it does have it, so I have installed it. And for you, here is the 
> transcript of my CLI for you.
>
> CLI traces (radare --help) are worth 1000nd words, don't you agree? ;-)
>
> Best Regards,
> Zoran
> _______
>
> [zoran at localhost ~]$ uname -r
> 4.8.6-300.fc25.x86_64
> [zoran at localhost ~]$ which radare2
> /usr/bin/radare2
> */_[zoran at localhost ~]$ radare2 --help_/*
> radare2: invalid option -- '-'
> r_config_get: variable 'lp' not found
>  --           open radare2 on an empty file
>  -            equivalent of 'r2 malloc://512'
>  =            read file from stdin (use -i and -c to run cmds)
>  -=           perform !=! command to run all commands remotely
>  -0           print \x00 after init and every command
>  -a [arch]    set asm.arch
>  -A           run 'aaa' command to analyze all referenced code
>  -b [bits]    set asm.bits
>  -B [baddr]   set base address for PIE binaries
>  -c 'cmd..'   execute radare command
>  -C           file is host:port (alias for -c+=http://%s/cmd/)
>  -d           debug the executable 'file' or running process 'pid'
>  -D [backend] enable debug mode (e cfg.debug=true)
>  -e k=v       evaluate config var
>  -f           block size = file size
>  -F [binplug] force to use that rbin plugin
>  -h, -hh      show help message, -hh for long
>  -i [file]    run script file
>  -I [file]    run script file before the file is opened
>  -k [k=v]     perform sdb query into core->sdb
>  -l [lib]     load plugin file
>  -L           list supported IO plugins
>  -m [addr]    map file at given address (loadaddr)
>  -M           do not demangle symbol names
>  -n, -nn      do not load RBin info (-nn only load bin structures)
>  -N           do not load user settings and scripts
>  -o [OS/kern] set asm.os (linux, macos, w32, netbsd, ...)
>  -q           quiet mode (no prompt) and quit after -i
>  -p [prj]     use project, list if no arg, load if no file
>  -P [file]    apply rapatch file and quit
>  -R [rarun2]  specify rarun2 profile to load (same as -e dbg.profile=X)
>  -s [addr]    initial seek
>  -S           start r2 in sandbox mode
>  -t           load rabin2 info in thread
>  -u           set bin.filter=false to get raw sym/sec/cls names
>  -v, -V       show radare2 version (-V show lib versions)
>  -w           open file in write mode
>  -z, -zz      do not load strings or load them even in raw
> Scripts:
>  system   /usr/share/radare2/radare2rc
>  user     ~/.radare2rc ${RHOMEDIR}/radare2/radare2rc (and radare2rc.d/)
>  file     ${filename}.r2
> Plugins:
>  plugins  /usr/lib/radare2/last
>  user     ~/.config/radare2/plugins
>  LIBR_PLUGINS /usr/lib/radare2/0.10.6-git
> Environment:
>  RHOMEDIR     /home/zoran/.config/radare2
>  RCFILE       ~/.radare2rc (user preferences, batch script)
>  MAGICPATH    /usr/lib64/radare2/0.10.6-git/magic
>  R_DEBUG      if defined, show error messages and crash signal
>  VAPIDIR      path to extra vapi directory
>  R2_NOPLUGINS do not load r2 shared plugins
> Paths:
>  PREFIX       /usr
>  INCDIR       /usr/include/libr
>  LIBDIR       /usr/lib64
>  LIBEXT       so
> [zoran at localhost ~]$
>
> On Sat, Nov 5, 2016 at 3:55 AM, Riko Ho <antonius.riko at gmail.com 
> <mailto:antonius.riko at gmail.com>> wrote:
>
>     Hi Rafael,
>
>     For example I want to see the asm code for the whole
>     512Kbytes....is that possible ?
>     How ?
>
>     Thanks
>
>     On 5/11/2016 3:36 AM, Rafael Machado wrote:
>>     Hi
>>
>>     You can use the pd command.
>>     p = Print
>>     d = disassemby
>>
>>     You can also add the number of instruction you whant to see. For
>>     example:
>>
>>     pd 10
>>
>>     Thanks
>>     Rafael Machado
>>
>>     Em qua, 2 de nov de 2016 às 04:01, Riko Ho
>>     <antonius.riko at gmail.com <mailto:antonius.riko at gmail.com>> escreveu:
>>
>>         Everyone, Idwer,
>>
>>         I have radare question :
>>
>>         I played until this point :
>>         c:>radare2 -e asm.bits=16 -e io.va <http://io.va>=true i946gz.bin
>>           -- radare2 is WYSIWYF - what you see is what you fix
>>         [f000:fff0]> S $s-0x10000 0xF000:0x0000 0x10000 0x10000
>>         bootblk rwx
>>         [f000:fff0]> e asm.segoff=true
>>         [f000:fff0]> s 0xf000:0xffff0
>>         [f000:ffff]>
>>
>>         How can I see the assembler code from there ? It's started from
>>         FFFF0....I'm sure the last byte instruction is jump to 0x00000
>>
>>         Cheers
>>
>>         --
>>         coreboot mailing list: coreboot at coreboot.org
>>         <mailto:coreboot at coreboot.org>
>>         https://www.coreboot.org/mailman/listinfo/coreboot
>>         <https://www.coreboot.org/mailman/listinfo/coreboot>
>>
>
>
>     -- 
>     */*===*/
>     Kind regards,
>     Riko Ho
>     /*===*/ *
>
>     --
>     coreboot mailing list: coreboot at coreboot.org
>     <mailto:coreboot at coreboot.org>
>     https://www.coreboot.org/mailman/listinfo/coreboot
>     <https://www.coreboot.org/mailman/listinfo/coreboot>
>
>


-- 
*/*===*/
Kind regards,
Riko Ho
/*===*/ *
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