[gem5-users] Create gem5 Event in application code

Hi, I'm trying to write an application and run it on multiple ARM cores. Here's the problem: If I have M5EXIT at the end of application, the first core to complete will end gem5 execution. 1 way to solve: I want to create a distinct gem5 Event from every core and push it to gem5 EventQueue at

Re: [gem5-users] Can't find Python.h error in latest gem5

Hi Andreas, Yes, I do have them in my PATH preceding system installation. But, the error remains. Thanks, Uday From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Andreas Hansson Sent: Friday, November 15, 2013 2:06 PM To: gem5 users mailing list Subject: Re: [g

[gem5-users] Can't find Python.h error in latest gem5

Hi, I'm trying to build ARM in gem5 version r9978. Scons complains of not finding Python.h because py_includes in SConstruct doesn't find my Python2.7.3 (non-default installation) although I've set PYTHONHOME, PYTHONLIB & PYTHONPATH. I didn't face this issue in previous gem5 versions. So, has a

[gem5-users] Starting on SLICC

Hi all, I'm planning to start using SLICC infrastructure that gem5 provides. I'm very new to the whole Ruby system though! Can anyone please answer these questions: 1.How do I start using SLICC? 2.How do I generate c++ classes in MI_example? 3.Do I necessarily need to build a gem

[gem5-users] Which is the right mailing list to ask questions related to SLICC

Hi all, I'm planning to start using SLICC infrastructure that gem5 provides. I'm very new to the whole Ruby system though! Can anyone please answer these questions: 1.How do I generate c++ classes in MI_example? 2.Do I necessarily need to build a gem5 + Ruby Memory System to realize a

[gem5-users] SLICC

Hi all, I'm planning to start using SLICC infrastructure that gem5 provides. I'm very new to the whole Ruby system though! Can anyone please answer these questions: 1.How do I generate c++ classes in MI_example? 2.Do I necessarily need to build a gem5 + Ruby Memory System to realize a

Re: [gem5-users] Cache an address in ARM System

: Ranga, L Udaya Cc: gem5 users mailing list Subject: RE: [gem5-users] Cache an address in ARM System Hi Uday, Assuming you're using linux, most memory should be marked as cached. It really depends on what memory you're talking about and who is using it. Assuming linux when memory is

Re: [gem5-users] Cache an address in ARM System

Ali, How do I edit/configure page table as cached or otherwise? Thanks, Uday -Uday From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Ranga, L Udaya Sent: Friday, July 12, 2013 9:34 AM To: sa...@umich.edu; gem5 users mailing list Subject: Re: [gem5-users

Re: [gem5-users] MemCmd for CleanInvalid

-Original Message- From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Ranga, L Udaya Sent: Friday, July 12, 2013 2:42 PM To: gem5 users mailing list Subject: Re: [gem5-users] MemCmd for CleanInvalid Hi Andreas, I have used Invalidate and memWriteBack in

Re: [gem5-users] MemCmd for CleanInvalid

t sends an atomic or timing request (the request type depends on the current memory mode) to the next level in the memory hierarchy. //Andreas On 07/02/2013 01:18 PM, Ranga, L Udaya wrote: > > Hi Ali, > > Can you please help me identify the code that drains a cache? > > At check

Re: [gem5-users] handleSnoop semantics

) to be guaranteed? Code in cache_impl.hh seem to suggest otherwise. Seems like pkt->memInhibitAsserted() is what I need to check. Is my understanding correct?s -Uday From: gem5-users-boun...@gem5.org<mailto:gem5-users-boun...@gem5.org> [mailto:gem5-users-boun...@gem5.org] On Be

Re: [gem5-users] handleSnoop semantics

is what I need to check. Is my understanding correct?s -Uday From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Ranga, L Udaya Sent: Wednesday, July 10, 2013 3:06 PM To: gem5 users mailing list Subject: [gem5-users] handleSnoop semantics Hi all, Assume that a sn

Re: [gem5-users] Cache an address in ARM System

-users] Cache an address in ARM System Assuming the page table maps the address as cacheable it should just happen. Do you mean the line needs to be locked in the cache? Ali On 10.07.2013 06:25, Ranga, L Udaya wrote: Hi all, I need to ensure that a particular address is cached by ARM’s L1

[gem5-users] Cache an address in ARM System

Hi all, I need to ensure that a particular address is cached by ARM's L1/L2 cache. Can anyone please tell me how I can do it? Thanks, Uday ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users

[gem5-users] handleSnoop semantics

Hi all, Assume that a snoop master calls sendTimingSnoopReq( Pkt ) which results to: Cache::recvTimingSnoopReq(), which tries to find a block BlkType* blk) for given packet address. It then passes on blk to handleSnoop() which simply returns back for an invalid block. How should the snoop master

Re: [gem5-users] MemCmd for CleanInvalid

the memory hierarchy. //Andreas On 07/02/2013 01:18 PM, Ranga, L Udaya wrote: > > Hi Ali, > > Can you please help me identify the code that drains a cache? > > At checkpoint function (serialize()) in cache_impl.hh, there is a > warning message to drain the cac

Re: [gem5-users] MemCmd for CleanInvalid

support for doing it for checkpointing, but there isn't a way to do it without checkpoint. If you want to do this you'd need to add the functionality. Ali On Jun 25, 2013, at 11:26 PM, "Ranga, L Udaya" mailto:udayara...@ti.com>> wrote: Hi Ali, Is there a way to flu

Re: [gem5-users] MemCmd for CleanInvalid

support for doing it for checkpointing, but there isn't a way to do it without checkpoint. If you want to do this you'd need to add the functionality. Ali On Jun 25, 2013, at 11:26 PM, "Ranga, L Udaya" mailto:udayara...@ti.com>> wrote: Hi Ali, Is there a way to flu

Re: [gem5-users] MemCmd for CleanInvalid

un 25, 2013, at 4:25 AM, "Ranga, L Udaya" mailto:udayara...@ti.com>> wrote: Hi, I found MemCmd::FlushReq and MemCmd::InvalidationReq in gem5 MemCmd enum. How do I convey CleanInvalid command, whose definition is “cache clean and invalidate operation”? is there a way to place m

[gem5-users] snoop hit/miss

Hi, In recvTimingSnoopResp(PacketPtr pkt ), is pkt->hasData() OR pkt->memInhibitAsserted() the correct API to know whether any master gave snoop data (snoop hit/miss)? Thanks, Uday ___ gem5-users mailing list gem5-users@gem5.org http://m5sim.org/cgi-b

[gem5-users] MemCmd for CleanInvalid

Hi, I found MemCmd::FlushReq and MemCmd::InvalidationReq in gem5 MemCmd enum. How do I convey CleanInvalid command, whose definition is "cache clean and invalidate operation"? is there a way to place multiple commands in a single packet? Thanks, Uday __

Re: [gem5-users] masterID for snooping

Thanks Andreas, I could get a unique masterID from the system by providing a string. -Uday From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Andreas Hansson Sent: Monday, June 24, 2013 5:28 PM To: gem5 users mailing list Subject: Re: [gem5-users] masterID for s

Re: [gem5-users] masterID for snooping

Hi Andreas, What you say is true for an interconnect-like module that uses a "normal" request to create a "snoop" request. But, in my case, I have to create a snoop request from scratch because this snoop request originally is from an interconnect-like module in a different bus protocol domain

[gem5-users] masterID for snooping

Hi, I have a module (derived from SimpleMemory) which has an instance of type 'SlavePort'. I need to call sendTimingSnoopReq( PacketPtr ) on this port. For this I have to first create a Request and then Packet. Request() constructor needs a mastered. I understand that typically this is obtaine

[gem5-users] Snooping in gem5

Hi, I have a topology as follows: ARM_CPU <-> L1_Data_Cache <-> L2_Coherent_Bus <-> L2_Cache <-> Memory_Coherent_Bus <-> My_Bridge My_Bridge has a SimpleMemory to connect with Memory_Coherent_Bus. If My_Bridge has to snoop into ARM_CPU, are these assumptions correct for a Snoop Read transacti

[gem5-users] cc1plus:warnings being treated as errors

Hi, I get a lot of error messages while building gem5 which are related to uninitialized warnings being treated as errors. I tried adding specific flags for compiler to ignore this fact, but couldn't get past this check. Is there a single point in SConstruct(s), where I can force this behavior.

[gem5-users] alarm(1) in pollevent.cc

Hi, Can anyone please clarify why alarm(1) is coded in gem5/src/base/pollevent.cc (line 246)? In my simulation framework, this causes the simulation to advance slightly. I need to know whether this call is essential or I can bypass it. Thanks, Uday

Re: [gem5-users] SWIGTEMPLATEDISAMBIGUATOR error

Ok I figured the source of error to be the value of __SUNPRO_CC? What should this value be? -Uday From: Ranga, L Udaya Sent: Wednesday, April 03, 2013 1:07 PM To: 'gem5 users mailing list' Subject: SWIGTEMPLATEDISAMBIGUATOR error Hi, When I build gem5 with gcc4.7.2 compiler, I get

[gem5-users] SWIGTEMPLATEDISAMBIGUATOR error

Hi, When I build gem5 with gcc4.7.2 compiler, I get this error: sysc_build/ARM/python/swig/stats_wrap.cc:16137:40: error: 'template' (as a disambiguator) is only allowed within templates Any reason why this happens? Attahced is the complete error log. Thanks, Uday sysc_build.log Description

Re: [gem5-users] protoc dependency

? Are you including libprotobuf in the process? Andreas From: , L Udaya mailto:udayara...@ti.com>> Reply-To: gem5 users mailing list mailto:gem5-users@gem5.org>> Date: Thursday, 28 March 2013 04:41 To: "Ranga, L Udaya" mailto:udayara...@ti.com>>, gem5 users mailing lis

Re: [gem5-users] protoc dependency

Andreas, Is there a way I can disable usage of protoc? I'm using RHEL machine, so one thing I can try is to install protobuf-devel package too. -Uday From: Ranga, L Udaya Sent: Wednesday, March 27, 2013 11:29 AM To: 'gem5 users mailing list' Subject: RE: [gem5-users] protoc

Re: [gem5-users] protoc dependency

Hi Andreas, Yeah, I compiled and ran gem5.opt w/ hello_world successfully. But, .so still complains of the undefined symbol _ZNK6google8protobuf7Message11GetTypeNameEv. -Uday From: gem5-users-boun...@gem5.org [mailto:gem5-users-boun...@gem5.org] On Behalf Of Andreas Hansson Sent: Tuesday, Mar

[gem5-users] protoc dependency

Hi, I get the following error upon trying to build gem5: Warning: Protocol buffer compiler (protoc) not found. Please install protobuf-compiler for tracing support. I have compiled and installed protobuf, how do I indicate it to gem5 build system? I have tried: 1. Setting environment PR

Re: [gem5-users] C library for python 2.7

try setting LIBRARY_PATH as well. Ali On Feb 11, 2013, at 3:16 AM, "Ranga, L Udaya" wrote: > Ok, the scons_config.log complains that /usr/bin/ld connot find -lpython2.7. > > I have in my LD_LIBRARY_PATH and PYTHONLIB environment > variables. How can I force gem5's S

Re: [gem5-users] C library for python 2.7

to do when it ran CheckLib and failed (It does so by attempting to link a program with the library, so you should see meaningful output about which library caused a problem.) Ali On 2/5/13 12:39 PM, "Ranga, L Udaya" wrote: >Hi Ali, > >I have tried this approach and it did

Re: [gem5-users] C library for python 2.7

you probably want to call python2.7 . Thanks, Ali On 2/2/13 11:11 PM, "Ranga, L Udaya" wrote: >Ali, > >I'm using Linux x86_64 - RHEL4 and have configured python2.7 with >--enable-shared option. My LD_LIBRARY_PATH points to libpython2.7.so. > >-Original Me

Re: [gem5-users] C library for python 2.7

. See http://www.gem5.org/Using_a_non-default_Python_installation for more information. Ali From: gem5-users-boun...@gem5.org [gem5-users-boun...@gem5.org] On Behalf Of Ranga, L Udaya [udayara...@ti.com] Sent: Saturday, February 02, 2013 12:16 AM To: gem5 users ma

[gem5-users] C library for python 2.7

Hi all, I'm trying to build gem5 with Python 2.7.3 and gcc4.7.2. Below is the error message with which scons terminates. Can you please tell me how to build C library for Python2.7? Checking for C library pthread... (cached) yes Checking for C library dl... (cached) yes Checking for C library u

[gem5-users] Link errors when building ARM

Hi, I am trying to build ARM simulator on Gem5 using "scons build/ARM/gem5.opt". Compilation goes through and link fails. Here are the first few lines of build: undefined reference to `Py_SetProgramName' undefined reference to `Py_Initialize' undefined reference to `Py_Finalize' undefined refere

[gem5-users] Using correct tools to successfully run GEM5

Hi, I have been trying to successfully run a simulation on GEM5 and am blocked by many issues I faced while building a model. Upon reading documentation, I am using these tools and still am getting errors like "Python.h not found, pthread not found, can't open libmpfr.so.1 " etc. Below are det