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From: Bastos Fernandez Alexandre <alebas@televes•com>
To: Mark Chambers <markc@mail•com>
Cc: linuxppc-embedded list <linuxppc-embedded@ozlabs•org>
Subject: Re: Watchdog on MPC82xx
Date: Wed, 19 Apr 2006 16:59:51 +0200	[thread overview]
Message-ID: <1145458791.44465067c4afa@webmail.televes.com:443> (raw)
In-Reply-To: <005401c663a9$e1fd8930$6401a8c0@CHUCK2>

Mark,

>
> I haven't been following this closely, but are you sure it's a WDT
> reset?  You can tell from the Reset Status Register (RSR).
> u-boot prints out a decode of this register, which also clears the
> bits, so you have to go by the printout when u-boot starts to see
> why the last reset occurred.

U-boot is reporting the Watchdog reset. You can see:

U-Boot 1.1.4 (Apr 11 2006 - 14:39:01)

MPC8272 Reset Status: Software Watchdog, External Soft, External Hard

MPC8272 Clock Configuration
 - Bus-to-Core Mult 4x, VCO Div 2, 60x Bus Freq  25-75 , Core Freq 100-300
 - dfbrg 1, corecnf 0x1a, busdf 3, cpmdf 1, plldf 0, pllmf 3
 - vco_out  400000000, scc_clk  100000000, brg_clk   25000000
 - cpu_clk  400000000, cpm_clk  200000000, bus_clk  100000000
 - pci_clk   66666666

CPU:   MPC8272 (HiP7 Rev 14, Mask 1.0 1K50M) at 400 MHz
Board: Televes XXX8248
       Watchdog enabled


>
> Just trying to help brainstorm...
>
> Mark Chambers
>

Thanks,

Alex Bastos

  parent reply	other threads:[~2006-04-19 12:51 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-04-12  9:48 Watchdog on MPC82xx Bastos Fernandez Alexandre
2006-04-12 11:44 ` Bastos Fernandez Alexandre
2006-04-17  7:02   ` Mike Rapoport
2006-04-19 11:13   ` Bastos Fernandez Alexandre
     [not found]     ` <005401c663a9$e1fd8930$6401a8c0@CHUCK2>
2006-04-19 14:59       ` Bastos Fernandez Alexandre [this message]
  -- strict thread matches above, loose matches on Subject: below --
2006-04-17  8:31 Bastos Fernandez Alexandre
2006-04-19 14:29 Rune Torgersen
2006-04-20 10:26 ` Bastos Fernandez Alexandre
2006-04-19 15:23 Pelton, Dave

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