Re: ARM + CACHE_LINE_SIZE + DMA

2012-05-21 Thread Daan Vreeken
retransmits (even in the non-SMP case). Regards, -- Daan Vreeken Vitsch Electronics http://Vitsch.nl tel: +31-(0)40-7113051 KvK nr: 17174380 ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers

Re: Slow disk access while rsync - what should I tune?

2010-11-01 Thread Daan Vreeken
the source of the applications. Regards, -- Daan Vreeken VEHosting http://VEHosting.nl tel: +31-(0)40-7113050 / +31-(0)6-46210825 KvK nr: 17174380 ___ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers

Re: Slow disk access while rsync - what should I tune?

2010-10-26 Thread Daan Vreeken
) { + tiny_pause(); #ifdef USE_STAT64_FUNCS return fstat64(fd, st); #else Regards, -- Daan Vreeken VEHosting http://VEHosting.nl tel: +31-(0)40-7113050 / +31-(0)6-46210825 KvK nr: 17174380 ___ freebsd-hackers@freebsd.org mailing list http

Re: 3x read to write ratio on dump/restore

2009-01-09 Thread Daan Vreeken [PA4DAN]
Hi Warner, On Friday 09 January 2009 17:50:27 M. Warner Losh wrote: I just copied a disk using dump + restore. I noticed something through the whole run of this 500GB operation: L(q) ops/sr/s kBps ms/rw/s kBps ms/w %busy Name 3231231 147549.5 0

Re: IPFW uid logging...

2008-09-09 Thread Daan Vreeken
On Tuesday 09 September 2008 06:50:37 Dan Nelson wrote: In the last episode (Sep 09), Daan Vreeken said: On Monday 08 September 2008 22:03:29 Dan Mahoney, System Admin wrote: On Mon, 8 Sep 2008, Dan Nelson wrote: In the last episode (Sep 08), Dan Mahoney, System Admin said: I have

Re: IPFW uid logging...

2008-09-08 Thread Daan Vreeken
be found here : http://vehosting.nl/pub_diffs/ip_fw2.c_uid_2008_09_09.diff Improvements / tips / comments are welcome ;-) -- Daan Vreeken VEHosting http://VEHosting.nl tel: +31-(0)40-7113050 / +31-(0)6-46210825 KvK nr: 17174380 ___ freebsd-hackers

mksnap_ffs time

2008-01-03 Thread Daan Vreeken [PA4DAN]
Hi Hackers, I'm running a 6.2-RELEASE server with a /home partition that's used to backup a customer's data. The backups are being made during the night. Since a couple of weeks I'm running mksnap_ffs daily to create filesystem snapshots of the data. I've been logging the time it takes

Re: mksnap_ffs time

2008-01-03 Thread Daan Vreeken [PA4DAN]
On Friday 04 January 2008 00:30:20 you wrote: Hi! 1) Is anyone else seeing this? As far as I know, this is somehow related to the SoftUpdates, but I am not 100% sure. Look at the mailinglist archives, there was a discussion a few months ago about the same topic as far as I remember.

Re: Hooking a kernelmodule-function into a timer interrupt

2007-11-21 Thread Daan Vreeken [PA4DAN]
Hi Michiel, On Tuesday 20 November 2007 00:51:45 Michiel Overtoom wrote: I'm interfacing an analog-digital converter to the parallel port and I'm able to make it work from userland using the ppio driver. But now I want to move the conversion software into a loadable kernel module, and have

Re: Floating point in interrupt handler

2007-10-27 Thread Daan Vreeken [PA4DAN]
Hi Warner, On Wednesday 24 October 2007 23:15:13 you wrote: In message: [EMAIL PROTECTED] Daan Vreeken [PA4DAN] [EMAIL PROTECTED] writes: : But what I haven't found is a description of exactly what the kernel is : missing to allow floating point operations to be done there. FPU

Re: Floating point in interrupt handler

2007-10-23 Thread Daan Vreeken [PA4DAN]
Hi SorAlx On Tuesday 23 October 2007 03:35:09 you wrote: As a first test I've created a simple loop that uses integer arithmetic and a lookup table to create a sine wave on one of the DAC outputs. This works like a charm, but I really would like to be able to use floating point

Re: Floating point in interrupt handler

2007-10-23 Thread Daan Vreeken [PA4DAN]
On Tuesday 23 October 2007 07:52:41 Issei Suzuki wrote: 2007/10/23, Daan Vreeken [PA4DAN] [EMAIL PROTECTED]: So I've added asm inline functions to use the FPU's fsin and fcos operands. At the start of my loop function I (try to) save the FPU state with the following code : td

Floating point in interrupt handler

2007-10-22 Thread Daan Vreeken [PA4DAN]
Hi all, For a work related project I'm trying to create a sort of real-time control loop. I've written a driver for a PCI data acquisition card that features a number of digital-to-analog and analog-to-digital converters. The goal is to create a control loop that runs about 1 times a

Floating point in interrupt handler

2007-10-22 Thread Daan Vreeken [PA4DAN]
Hi all, For a work related project I'm trying to create a sort of real-time control loop. I've written a driver for a PCI data acquisition card that features a number of digital-to-analog and analog-to-digital converters. The goal is to create a control loop that runs about 1 times a

Re: kernel panic at boot on any 6.x OS

2007-02-25 Thread Daan Vreeken [PA4DAN]
On Sunday 25 February 2007 08:59, Kip Macy wrote: It looks as if you've hit a device driver that is trying to print out a null string. The message you've given doesn't provide any more information than that. If you install a snapshot kernel it will probably have ddb compiled in which will

Re: Stop further socket() or connect() calls.

2006-07-05 Thread Daan Vreeken [PA4DAN]
On Wednesday 05 July 2006 03:15, mal content wrote: On 03/07/06, Peter Jeremy [EMAIL PROTECTED] wrote: For dynamic executables, you could LD_PRELOAD a .so that replaces all the socket-related syscalls. Excellent suggestion! Ok, I've created a basic .so file with the following code, but

Re: Using sysarch specific syscalls in assembly?

2005-08-10 Thread Daan Vreeken [PA4DAN]
On Wednesday 10 August 2005 15:09, alexander wrote: I tried to write a little C app that uses sysarch and i386_set_ioperm to gain access to certain ports and after a bit of testing I'm pretty sure that there is a bug or better a timing issue with the sysarch syscall or the i386_set_ioperm

Problem (interrupt storm) with snd_ich

2004-12-04 Thread Daan Vreeken [PA4DAN]
Hi All, I'm having a problem with the snd_ich driver. Directly after loading the snd_ich module pcm0 is detected correctly, but vmstat -i shows about 4 interrupts every second caused by pcm0. The problem shows up with both custom kernels and GENERIC, with or without snd_ich compiled into

Re: EHCI Kernel Panic w/ 5.2.1-RELEASE Kernel

2004-11-01 Thread Daan Vreeken [PA4DAN]
On Monday 01 November 2004 16:09, Martes Wigglesworth wrote: My kernel panic seems to come from the usb port actually having a device in the port, at boot. When I do not have a device in the port, bootup continues, however, my usb ports are not usable. This is my dmesg output. dmesg|grep

Re: FreeBSD and Debugging?

2004-04-10 Thread Daan Vreeken [PA4DAN]
On Saturday 10 April 2004 07:23, Brandon Erhart wrote: Thank you. You are my new god. I had checked out a version of valgrind for BSD (one of the patches) and it failed to compile. Everything seems to be working, except I get this warning at the beginning of the program: Warning: ignoring

Re: HEADSUP.. USB MFC coming..

2004-02-28 Thread Daan Vreeken [PA4DAN]
On Saturday 28 February 2004 02:54, Julian Elischer wrote: I plan to commit the MFC at http://www.josef-k.net/freebsd/ (the latest one) in the next couple of days. If you really care about USB in 4.10 you might do well to test this on your equipment, ESPECIALLY if you have unusual devices. Let

Re: HEADSUP.. USB MFC coming..

2004-02-28 Thread Daan Vreeken [PA4DAN]
On Saturday 28 February 2004 16:32, you wrote: thankyou.. I haven't looked a the PR yet but does it happen in 5.x and 4.x? Yes, as far as I know both problems are in 4.x and 5.x . On Sat, 28 Feb 2004, Daan Vreeken [PA4DAN] wrote: On Saturday 28 February 2004 02:54, Julian Elischer wrote

Release USB WLAN driver version 0.2 - testers wanted

2004-01-12 Thread Daan Vreeken [PA4DAN]
Hi, Some time ago I released the first public version of my atuwi driver (for Atmel usb wireless adapters). Since then I have made a lot of changes to the code and today it's time to release the next version... Version 0.2 features : * A nice step-by-step guide to installing and using the

Re: FreeBSD 5.1 Installation probelms

2004-01-11 Thread Daan Vreeken [PA4DAN]
On Sunday 11 January 2004 11:29, 70uf33q Hu5541n wrote: hey guys, Just got my copy of FreeBSD 5.1. Spent about an hour going through the BSD Handbook and preparing a Installation checklist. ok here's my problem. I have a WD 40 GB HDD the primary partition is 10 GB, with the extended

Re: UNIX / BSD parallel port programming documentation

2004-01-10 Thread Daan Vreeken [PA4DAN]
On Friday 09 January 2004 17:03, Vladimir Terziev wrote: Hi hackers, I have to develop small server which has to manage custom microcontroller via parallel port interface. Does anyone know good manual/documentation about UNIX / BSD parallel port programming ? Most of it should

kernel threads and printf locking question

2004-01-10 Thread Daan Vreeken [PA4DAN]
Hi, I am writing a kernel module in which I have created a kernel thread with kthread_create. For debugging I have added a couple of printf's in the thread-routine. Running the module on a single-proc system works fine, but when running it on one of my SMP machines the console freezes after a

Re: USB stack / configuration 0

2004-01-08 Thread Daan Vreeken [PA4DAN]
On Thursday 08 January 2004 07:01, Bernd wrote: Im mostly worried about having more than a single device with address 0. You can't do this as long as another device gets initialized. Therefor I thought disabling/enabling the port would be better, but I'm wrong as the result is be the same.

Re: USB stack / configuration 0

2004-01-07 Thread Daan Vreeken [PA4DAN]
On Wednesday 07 January 2004 09:07, Bernd Walter wrote: On Wed, Jan 07, 2004 at 05:34:05PM +1030, Daniel O'Connor wrote: On Wednesday 07 January 2004 17:08, Bernd Walter wrote: I don't think it IS a dumb device, there is a USB spec called DFU which covers it and the hosts job is to do

Re: Atmel WLAN Driver

2003-12-22 Thread Daan Vreeken [PA4DAN]
(to stop cross-posting please 'cc' follow-ups to -questions) On Monday 22 December 2003 19:10, Markus Kovero wrote: Hi. I Have Belkin 11MBps wlan adapter F5D6020 ver.2 that uses atmel chipset. I noticed that support for freebsd hasnt been made yet but I found leenox driver for it. So I thought

Errors in USB subsystem and bktr driver

2003-11-14 Thread Daan Vreeken [PA4DAN]
Hi, I have just filed kern/59290 about an error in all usb ethernet drivers that can crash a system and kern/59289 about small error in an ioctl in the bktr driver. (Both with patch). Anyone interrested in fixing them? grtz, Daan ___ [EMAIL

Release (beta) driver for Atmel USB Wireless LAN adapters

2003-09-02 Thread Daan Vreeken [PA4DAN]
Hi, After about a month of spare time work I have finally come to a point of releasing some software. I have written a driver for the Atmel AT76c503 Wireless LAN adapters. At this moment the driver is capable of sending / receiving in Ad Hoc mode only. If you happen to own one of these

Re: Atmel USB Wireless devices

2003-08-28 Thread Daan Vreeken [PA4DAN]
On Thursday 28 August 2003 15:26, Stuart Walsh wrote: Hi, Firstly, it would be interesting to know if anyone else is working on support for these devices before I get too far into it :) Yes, I have bought a bunch of them about a month ago, and at this moment I have a working driver for them.

Re: fetch command sending STDOUT to STDERR

2003-08-01 Thread Daan Vreeken [PA4DAN]
On Friday 01 August 2003 22:54, Peter Elsner wrote: For some time now, I've been using FTP to transfer files from one server to another. I recently decided to update my script to use fetch instead of FTP. For some reason, the fetch command seems to be sending STDOUT messages to STDERR. I

Re: differences in USB support between FreeBSD 4.x and 5.x ?

2003-07-21 Thread Daan Vreeken [PA4DAN]
On Monday 21 July 2003 15:00, Bernd Walter wrote: On Mon, Jul 21, 2003 at 09:18:42AM +0200, Marco Molteni wrote: [I sent the same message to [EMAIL PROTECTED], but since that list seems not very active, I am asking here too] Hi all, the subject says it all. I am considering using

Re: modern (usb) webcam support?

2003-02-20 Thread Daan Vreeken [PA4DAN]
On Thursday 20 February 2003 01:16, you wrote: My searches for information on webcam have not found much, except for some sites which say FreeBSD does not support USB web cameras. Is anyone currently working on support for this? Does anyone have any ideas about where one could go to get

Re: Asus/PR-DLSR smp hangs on boot

2003-01-08 Thread Daan Vreeken [PA4DAN]
On Wednesday 08 January 2003 10:21, you wrote: hi, I have yet another dual box to test, Asus Dual Intel/Xeon, this one came preconfigured with 4.7 Release, and 'sort of works' - using the 1Giga ethernet is problematic. The latest 4.7 stable hangs on boot - just after SMP: AP CPU #1