From mboxrd@z Thu Jan 1 00:00:00 1970 References: <275c60a3-db60-fdb7-7ffc-96988ca50913@alaxarxa.net> <52b92049-fcaa-8d48-8e89-516fc6f0ab21@alaxarxa.net> <6d2aee3e-2ddc-3008-f00e-a350030efcf3@xenomai.org> <607eb8e7-c311-bd26-0bf3-7a92ed97e48e@xenomai.org> <9555c324-187c-63aa-ff8c-56ce8214265d@alaxarxa.net> <469a8021-9bc8-8c97-db67-6b8d7578686c@xenomai.org> <7a8fe24f-3db5-3b30-a080-d4207b61052d@alaxarxa.net> From: Philippe Gerum Message-ID: Date: Fri, 24 Nov 2017 13:22:01 +0100 MIME-Version: 1.0 In-Reply-To: <7a8fe24f-3db5-3b30-a080-d4207b61052d@alaxarxa.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai] Testing 3.0.6 (Was Re: Cannot initialize TLSF memory manager) List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Leopold Palomo-Avellaneda , "Xenomai@xenomai.org" On 11/24/2017 01:10 PM, Leopold Palomo-Avellaneda wrote: > On 24/11/17 13:04, Philippe Gerum wrote: >> On 11/24/2017 01:01 PM, Leopold Palomo-Avellaneda wrote: >>> On 24/11/17 11:55, Philippe Gerum wrote: >>>> On 11/24/2017 11:34 AM, Leopold Palomo-Avellaneda wrote: >>>>> Hi (again) >>>>> >>>>> running cross-link I got that: >>>>> >>>>>>> with my user >>>>>>> >>>>>>> ./cross-link >>>>>>> mem=0x7f0d630488e0, alloc_size=8192 >>>>>>> Init memory pool returns 1808 bytes >>>>>>> Running after ... >>>>>>> sysregd: >>>>>>> create_directory_recursive("/var/run/xenomai/leopold.palomo/anon@19479"): >>>>>>> Permission denied >>>>> >>>>> .... >>>>> >>>>> >>>>> the permissions are: >>>>> $ ls -la /var/run/xenomai/ >>>>> total 0 >>>>> drwxr-xr-x 3 root root 60 nov 23 16:03 . >>>>> drwxr-xr-x 24 root root 860 nov 24 11:12 .. >>>>> drwxr-xr-x 2 root root 40 nov 24 11:12 root >>>>> >>>>> so, IMHO this folder should belongs to xenomai group and permisions g+rw. Right? >>>> >>>> There is no such official "Xenomai" group, I mean this is only a >>>> template in some rule file to illustrate the fact that one could >>>> actually assign rt privileges to a user group, instead of running apps >>>> as a sudoer. That could be any group you are willing to mention in the >>>> xenomai.allowed_group kernel parameter on the kernel command line, or no >>>> group at all. This is a matter of local installation. >>> >>> Ok, the debian package creates it. I have xenomai.allowed_group=113 in the grub. >>> So, the packaging (installation should solve it). >>> >>>>> >>>>> Changing the permissions manually solved it. It's something about the packaging >>>>> or the library? >>>>> >>>> >>>> This is not a library issue. >>> >>> Ok, mine. Packaging problem. >>> >>>>> >>>>>>> leopold.palomo@bmm3 ~/xenomai/xenomai-3.0.6/system/demo$ sudo ./cross-link >>>>>>> mem=0x7fc9e73f88e0, alloc_size=8192 >>>>>>> Init memory pool returns 1808 bytes >>>>>>> Running after ... >>>>>>> mem=0x7f2e146318e0, alloc_size=8192 >>>>>>> Init memory pool returns 1808 bytes >>>>>>> Running after ... >>>>>>> main : can't open /dev/rtdm/rtser0 (write), No such file or directory >>>>> >>>>>> >>>>>> Not being able to open rtser0 is yet another kind of problem: the uart >>>>>> driver is not up and running, so the devices were not created. crosslink >>>>>> definitely needs such driver. >>>>> >>>>> Yes, I don't have rtser0 entry in /dev/rtdm/. Who does create it? >>>>> >>>> >>>> Any RTDM driver from kernel/drivers/serial, depending on your platform. >>> >>> Well, I have /dev/rtdm/* entries but not that one. Is this normal? >>> >> >> Do you have any RTDM-based serial driver enabled in Kconfig? >> > > xeno_16550A > > I have all modules that I can. > > 16550A UART driver > Hardware access mode (Any access mode) ---> (X) > Any access mode > > [*] PCI board support > [*] Moxa PCI boards > > CONFIG_XENO_OPT_RTDM_COMPAT_DEVNODE=y > CONFIG_XENO_DRIVERS_AUTOTUNE=m > > # > # Serial drivers > # > CONFIG_XENO_DRIVERS_16550A=m missing modprobe? -- Philippe.