[LinuxPPS] ntpd

[Rodolfo Giometti]

On Thu, Aug 03, 2006 at 08:05:55PM +0200, Folkert van Heusden wrote:
> > > [43025635.470000] Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled
> > > [43025635.470000] PPS-TEST port line 0
> > > [43025635.510000] drivers/serial/8250.c: registered 8250 source 0 at line 0
> > > [43025635.510000] PPS-TEST port line 1
> > > [43025635.510000] drivers/serial/8250.c: registered 8250 source 1 at line 1
> > > [43025635.510000] PPS-TEST port line 2
> > > [43025635.530000] drivers/serial/8250.c: registered 8250 source 2 at line 2
> > > [43025635.530000] PPS-TEST port line 3
> > > [43025635.540000] drivers/serial/8250.c: registered 8250 source 3 at line 3
> > > [43025683.420000] ACPI: PCI Interrupt 0000:00:08.0[A] -> Link [LNKD] -> GSI 15 (level, low) -> IRQ 15
> > > [43025683.440000] PPS-TEST port line 0
> > > [43025683.440000] 0000:00:08.0: ttyS0 at I/O 0xb800 (irq = 15) is a 16550A
> > > [43025683.470000] drivers/serial/8250.c: registered 8250 source 4 at line 0
> > > [43025683.500000] PPS-TEST port line 1
> > > [43025683.500000] 0000:00:08.0: ttyS1 at I/O 0xb808 (irq = 15) is a 16550A
> > > [43025683.530000] drivers/serial/8250.c: registered 8250 source 5 at line 1
> > > [43025686.180000] pnp: Device 00:07 activated.
> > > [43025686.210000] PPS-TEST port line 2
> > > [43025686.210000] 00:07: ttyS2 at I/O 0x3f8 (irq = 4) is a 16550A
> > > [43025686.240000] drivers/serial/8250.c: registered 8250 source 6 at line 2
> > > [43025686.240000] pnp: Device 00:08 activated.
> > > [43025686.270000] PPS-TEST port line 3
> > > [43025686.270000] 00:08: ttyS3 at I/O 0x2f8 (irq = 3) is a 16550A
> > > [43025686.290000] drivers/serial/8250.c: registered 8250 source 7 at line 3
> > 
> > Great! Thanks.
> > As you can see the several modules trying to register different ports
> > at the same "port line"... I don't know why but this generate the
> > wrong content of file /proc/pps/sources.
> > However you correct PPS source should be #7 on ttyS3, is that right?
> 
> No, with minicom I get input only on ttyS1.

Strange... as you can see ttyS1 is one of the two ports on the PCI
board. The on board serial ports are ttyS2 and ttyS3.

Ciao,

Rodolfo

-- 

GNU/Linux Solutions                  e-mail:    giometti at enneenne.com
Linux Device Driver                             giometti at gnudd.com
Embedded Systems                     		giometti at linux.it
UNIX programming                     phone:     +39 349 2432127
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