Re: [Qemu-devel] Need help generating instruction traces from the emulator.

2019-06-10 Thread Peter Maydell
On Mon, 10 Jun 2019 at 15:24, Nisarg Ujjainkar wrote: > > Hello, > > I am using qemu based aosp (emu-master-dev branch of the aosp) to generate > the instruction traces for android os running on the ARM architecture. > > I am able to generate the CPU instruction using the qemu invocation >

[Qemu-devel] Need help generating instruction traces from the emulator.

2019-06-10 Thread Nisarg Ujjainkar
Hello, I am using qemu based aosp (emu-master-dev branch of the aosp) to generate the instruction traces for android os running on the ARM architecture. I am able to generate the CPU instruction using the qemu invocation flags. For the p

[Qemu-devel] Need help to launch VM using QEMU command

2017-10-09 Thread Koushik Dutta
Hi ALL QEMU members, I installed qemu utility in my host machine. I want to start Virtual machine using qemu command. But i facing problem like "object_new_with_type". Below i past my VM launch script as well as error. My host machine: Intel-X86 Script for launching VM : T=/home/koushik/vpp/clou

Re: [Qemu-devel] need help about trace reconstruction

2017-05-02 Thread Stefan Hajnoczi
On Mon, Apr 17, 2017 at 09:27:27AM +, oussema ben khedher via Qemu-devel wrote: >  i m comparing the trace of execution of reconstruction of trace instruction > of a code running in real board and the trace of  the same code running in > qemu .. > and i found that there is some function not

[Qemu-devel] need help about trace reconstruction

2017-04-17 Thread oussema ben khedher via Qemu-devel
hi  i m comparing the trace of execution of reconstruction of trace instruction of a code running in real board and the trace of  the same code running in qemu .. and i found that there is some function not called in the reconstruction of qemu trace .. i guess that qemu do some optimization or th

[Qemu-devel] need help

2017-03-15 Thread oussema ben khedher
hi i m using the log in_asm to get the assembly code of TB so when i searched inside qemu i find that the function "log_target_disas its the responsible to display assembly instruction but the problem that i did not find how really it works because i need to get all the branch address  thank you

Re: [Qemu-devel] need help

2017-03-01 Thread Peter Maydell
On 1 March 2017 at 09:50, oussema ben khedher wrote: > I am trying to understand the block chaining of QEMU. And I have > a question about the branch direction of each executed TBs. > Suppose the TB#1 has been executed now, and find the next_tb (TB#2). > Then we know the direction is TB#1--->TB#2

[Qemu-devel] need help

2017-03-01 Thread oussema ben khedher
I am trying to understand the block chaining of QEMU. And I have a question about the branch direction of each executed TBs. Suppose the TB#1 has been executed now, and find the next_tb (TB#2). Then we know the direction is TB#1--->TB#2 and store the chain in code cache for speedup the executio

[Qemu-devel] need help about adress of translation block

2017-02-28 Thread oussema ben khedher
hi  hi  i need help because im really blocked in my educational project  my problem is i how can i find the adress of the  instruction of the end of translation block in qemu (usually it's branch instruction) or the adress of the translation block  your advice will be very helpful for me  .thanks

[Qemu-devel] need help

2017-01-26 Thread oussema ben khedher
hello im an engineer student and im working in my educational project implementation of hardware tinstructions trace in qemu i don't know where i can implement it in qemu thanks

[Qemu-devel] need help

2017-01-24 Thread oussema ben khedher
hi im an embedded systems engineer and i need help for my educational project implementation of inqstruction trace on qemu  can you help me by documentation or advices ?

[Qemu-devel] Need help - new PCIe device file

2017-01-03 Thread Basavaraj Kaladagi
Hi All, As part of my research work, I have developed a new PCIe device that can be used in experiments on PCIe connected hardware accelerators. Currently I have kept the device file in hw/misc.The device interacts with a host program, and I have written a sample program which will give an exampl

[Qemu-devel] Need Help

2016-10-04 Thread Tushar Bhardwaj
Respected Sir, I worked a lot bu not getting idea of how to setup experimental lab using kvm qemu to implement the pre-copy live migration technique. You are requested to mail me few steps for the same. -- "Purity and Simplicity Reflects the Inner Beauty of soul" *Thank you With Regards:Tu

[Qemu-devel] Need help: IO Functionality for Hardware

2011-07-11 Thread Philip Loh
I am attempting to develop some code for a new board and am stuck trying to implement a working IO system. How can I stream input to my qemu-system-X executable and, for example, get something to be output from it, say, print to screen, without using fprintf? Thanks! Also, what does cpu_physical_m

Re: [Qemu-devel] Need help: Save word (sw) and load word (lw) not working

2011-06-27 Thread Philip Loh
Resolved: I accidentally compiled an executable that had a different memory map than the board's memory map. Thanks though! On 27 June 2011 16:17, Stefan Hajnoczi wrote: > On Mon, Jun 27, 2011 at 8:37 AM, Philip Loh wrote: > > I'm new to QEMU development and am attempting to write code for a n

Re: [Qemu-devel] Need help: Save word (sw) and load word (lw) not working

2011-06-27 Thread Stefan Hajnoczi
On Mon, Jun 27, 2011 at 8:37 AM, Philip Loh wrote: > I'm new to QEMU development and am attempting to write code for a new board > and system. I modeled the code after the code in the target-microblaze > folder, but removed the dependency on the petalogix board and instead made > it require the co

[Qemu-devel] Need help: Save word (sw) and load word (lw) not working

2011-06-27 Thread Philip Loh
Hello, I'm new to QEMU development and am attempting to write code for a new board and system. I modeled the code after the code in the target-microblaze folder, but removed the dependency on the petalogix board and instead made it require the code from my board. At this point, it can boot and exe

Re: [Qemu-devel] Need help to run application on QEMU

2010-02-03 Thread Laurent Desnogues
On Wed, Feb 3, 2010 at 11:10 AM, Taimoor Mirza wrote: > Hi all, > > I have been trying to use VGA card and LCD for integrator 926. I've built my > kernel PLUS with graphics support. I used following command to run my PLUS > application on qemu: > > qemu-system-arm -M integratorcp -cpu arm926 -kern

[Qemu-devel] Need help to run application on QEMU

2010-02-03 Thread Taimoor Mirza
Hi all, I have been trying to use VGA card and LCD for integrator 926. I've built my kernel PLUS with graphics support. I used following command to run my PLUS application on qemu: qemu-system-arm -M integratorcp -cpu arm926 -kernel ./graphics_demo.out I am getting following error: qemu: fa

Re: [Qemu-devel] need help getting a USB audio device to work

2010-01-04 Thread David S. Ahern
On 01/03/2010 11:19 AM, David S. Ahern wrote: > > After weeks of fruitless effort I could use some help getting a USB > audio device to work. I have instrumented the hell out of the guest > driver and uhci code, qemu's linux and uhci code, and the host side usb > code. Near as I can tell data fro

[Qemu-devel] need help getting a USB audio device to work

2010-01-03 Thread David S. Ahern
After weeks of fruitless effort I could use some help getting a USB audio device to work. I have instrumented the hell out of the guest driver and uhci code, qemu's linux and uhci code, and the host side usb code. Near as I can tell data from the device makes its way into qemu (async_complete show