From d15bff31a269a2e05c1296110564a466954d4049 Mon Sep 17 00:00:00 2001
From: FreeArtMan <dos21h@gmail.com>
Date: Fri, 4 Dec 2015 18:05:13 +0000
Subject: writeup: Added note about using more then 5 rtlsdr dongles

---
 md/writeup/rtlsdr_usage.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'md')

diff --git a/md/writeup/rtlsdr_usage.md b/md/writeup/rtlsdr_usage.md
index 68ec170..2bbec78 100644
--- a/md/writeup/rtlsdr_usage.md
+++ b/md/writeup/rtlsdr_usage.md
@@ -186,6 +186,18 @@ to setup with rtlsdr stick.
 Once there was sync error when was trying to use rtl_test or rtl_adsb.
 To fix that changes for better quality usb cable.
 
+### 4.2.More then 1 dongle
+
+When you run you run usually more then 5 dongles you could get error saying
+something about libusb error (-5) you need to decrese buffer as default one 
+is (16 * 16384) and it should work
+
+```bash
+rtl_test -b [NEW_SIZE]
+```
+
+thx goes to freenode/##rtlsdr chan
+
 # 5.Links
 
 1. [http://kmkeen.com/rtl-demod-guide/](http://kmkeen.com/rtl-demod-guide/)
-- 
cgit v1.2.3


From e72d80f9f8d2843960fd301b2093273f81467ffd Mon Sep 17 00:00:00 2001
From: FreeArtMan <dos21h@gmail.com>
Date: Sat, 12 Dec 2015 17:15:03 +0000
Subject: Added basic description how to use qemu

---
 md/writeup.md                      |  4 +-
 md/writeup/compile_linux_kernel.md | 11 ++++++
 md/writeup/qemu_usage.md           | 75 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+), 1 deletion(-)
 create mode 100644 md/writeup/compile_linux_kernel.md
 create mode 100644 md/writeup/qemu_usage.md

(limited to 'md')

diff --git a/md/writeup.md b/md/writeup.md
index 136b7ed..d37efde 100644
--- a/md/writeup.md
+++ b/md/writeup.md
@@ -5,7 +5,9 @@
 [Using RTLSDR](writeup/rtlsdr_usage.md)  
 [Using mitmproxy](writeup/mitmproxy.md)  
 [Linux syscall table](notes/syscalls.md)  
-[Using GDB](writeup/using_gdb.md)
+[Using GDB](writeup/using_gdb.md)  
+<!--[Compile Linux Kernel](writeup/compile_linux_kernel.md)-->
+[QEMU usage](writeup/qemu_usage.md)  
 
 # Archive
 [Create ELF file from scratch](http://archive.main.lv/writeup/create_elf_file_from_scratch.html)  
diff --git a/md/writeup/compile_linux_kernel.md b/md/writeup/compile_linux_kernel.md
new file mode 100644
index 0000000..1682125
--- /dev/null
+++ b/md/writeup/compile_linux_kernel.md
@@ -0,0 +1,11 @@
+# Getting sources
+
+## Installing modules
+
+## Compile module
+
+# Linux patches
+
+## Gr security
+
+## Tomoyo
\ No newline at end of file
diff --git a/md/writeup/qemu_usage.md b/md/writeup/qemu_usage.md
new file mode 100644
index 0000000..38fc3e0
--- /dev/null
+++ b/md/writeup/qemu_usage.md
@@ -0,0 +1,75 @@
+
+# QEMU
+
+## Create image
+
+```bash
+qemu-img create -f raw image_file 4G
+```
+
+Run iso with image
+
+```bash
+qemu-system-i386 -cdrom _iso_image_ -boot order=d _qemu_image_ 
+```
+
+
+### Setting up memory
+
+> -m 512
+
+### Setting up network card
+
+-net nic
+
+### Lunching image 
+
+If everything installed then image could be runed just with
+
+```bash
+qemu-system-i386 _options_ _disk_image_
+```
+
+<!--## Lunching self compiled kernel-->
+
+
+## Compile qemu
+
+To get qemu you can download file or just clone git repo here is page to 
+download files [http://wiki.qemu.org/Download](http://wiki.qemu.org/Download)
+and git repo located at
+
+```bash
+git clone git://git.qemu-project.org/qemu.git
+```
+
+To see avaliable targets run 
+```bash
+./configure --help
+```
+there alos many different options and targets just choose one that you need 
+most  
+
+Configure targets:
+
+```bash
+./configure --target-list=arm-softmmu,arm-linux-user
+```
+
+or could be choosen to compile all targets
+
+```bash
+./configure --enable-system
+```
+
+Compile
+
+```bash
+make
+```
+
+## Reference
+
+1. [https://wiki.archlinux.org/index.php/QEMU](https://wiki.archlinux.org/index.php/QEMU)
+2. [http://www.cnx-software.com/2012/03/08/how-to-build-qemu-system-arm-in-linux/](http://www.cnx-software.com/2012/03/08/how-to-build-qemu-system-arm-in-linux/)
+3. [https://wiki.linaro.org/PeterMaydell/KVM/HowTo/BuildQEMU](https://wiki.linaro.org/PeterMaydell/KVM/HowTo/BuildQEMU)
\ No newline at end of file
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