From: Kumar Gala <kumar.gala@freescale.com>
To: "Takeharu KATO" <kato.takeharu@jp.fujitsu.com>
Cc: ppcembed <linuxppc-embedded@ozlabs.org>
Subject: Re: [PATCH 3/3] PowerPC4xx/E500 WatchDogTimerDriver(exception handler part)
Date: Thu, 3 Mar 2005 01:14:51 -0600 [thread overview]
Message-ID: <fb51aa4f2ef8274e05a26ed098918ffc@freescale.com> (raw)
In-Reply-To: <42231C26.7020508@jp.fujitsu.com>
I've sent the part of this that was a bug fix to head_booke.h up stream=20=
to andrew.
- kumar
On Feb 28, 2005, at 7:27 AM, Takeharu KATO wrote:
> Dear Matt and all:
>
> This is PowerPC405 exception handling part.
> This patch consist of two parts.
>
> I create this just in case, if you think that this is not needed,
> please ignore them.
>
> 1) WatchDogException vector routine for ppc4xx.
> =A0=A0=A0 It cause Oops with MachineCheckException as other PPC4xx =
do.
> 2) Trivial bug fix in head_booke.h
> =A0=A0=A0 Trivial bug fix of CRITICAL_EXCEPTION macro.
>
> Signed-off-by: Takeharu KATO <kato.takeharu@jp.fujitsu.com>
>
>
>
> diff -uprN linux-2.6.11-rc5.orig/arch/ppc/kernel/head_4xx.S
> linux-2.6.11-rc5-ppc4xx/arch/ppc/kernel/head_4xx.S
> --- linux-2.6.11-rc5.orig/arch/ppc/kernel/head_4xx.S=A0=A0=A0 =
2005-02-27=20
> 15:30:39.000000000 +0900
> +++ linux-2.6.11-rc5-ppc4xx/arch/ppc/kernel/head_4xx.S=A0 2005-02-28=20=
> 21:47:42.531317912 +0900
> @@ -484,11 +484,11 @@ label:
> =A0 */
> =A0 =A0=A0=A0=A0=A0 STND_EXCEPTION(0x1010,=A0 FITException,=A0=A0 =
=A0=A0=A0=A0=A0=A0=A0=20
> UnknownException)
>
> +#endif
> =A0 /* 0x1020 - Watchdog Timer (WDT) Exception
> =A0 */
>
> =A0 =A0=A0=A0=A0=A0 CRITICAL_EXCEPTION(0x1020, WDTException, =
UnknownException)
> -#endif
>
> =A0 /* 0x1100 - Data TLB Miss Exception
> =A0=A0 * As the name implies, translation is not in the MMU, so =
search the
> diff -uprN linux-2.6.11-rc5.orig/arch/ppc/kernel/head_booke.h
> linux-2.6.11-rc5-ppc4xx/arch/ppc/kernel/head_booke.h
> --- linux-2.6.11-rc5.orig/arch/ppc/kernel/head_booke.h=A0 2005-02-27=20=
> 15:27:12.000000000 +0900
> +++ linux-2.6.11-rc5-ppc4xx/arch/ppc/kernel/head_booke.h=A0=A0=A0=A0=A0=
=A0=A0=20
> 2005-02-28 21:50:05.060650160 +0900
> @@ -194,8 +194,8 @@ label:
> =A0 =A0=A0=A0=A0=A0 CRITICAL_EXCEPTION_PROLOG;=A0=A0=A0=A0=A0 =A0=A0=A0=
=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 \
> =A0 =A0=A0=A0=A0=A0 addi=A0=A0=A0 r3,r1,STACK_FRAME_OVERHEAD;=A0=A0=A0=A0=
=A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 \
> =A0 =A0=A0=A0=A0=A0 EXC_XFER_TEMPLATE(hdlr, n+2, (MSR_KERNEL &=20
> ~(MSR_ME|MSR_DE|MSR_CE)), \
> -=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0 =
NOCOPY, transfer_to_handler_full, \
> -=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0 =
ret_from_except_full)
> +=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0 =
NOCOPY, crit_transfer_to_handler, \
> +=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0 =
ret_from_crit_exc)
>
> =A0 #define MCHECK_EXCEPTION(n, label, hdlr)=A0=A0=A0=A0=A0 =A0=A0=A0=A0=
=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 \
> =A0 =A0=A0=A0=A0=A0 START_EXCEPTION(label); =A0=A0=A0=A0=A0=A0=A0 =
=A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 =A0=A0=A0=A0=A0=A0=A0 \
>
>
>
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
next prev parent reply other threads:[~2005-03-03 9:21 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-23 19:00 PowerPC4xx Watchdog Takeharu KATO
2005-02-23 19:15 ` Takeharu KATO
2005-02-23 21:27 ` Matt Porter
2005-02-23 23:23 ` Takeharu KATO
2005-02-23 23:36 ` Takeharu KATO
2005-03-02 17:52 ` Matt Porter
2005-03-02 23:06 ` Kumar Gala
2005-03-02 23:15 ` Matt Porter
2005-03-03 11:50 ` Takeharu KATO
2005-03-03 12:13 ` Takeharu KATO
2005-03-03 14:53 ` Kumar Gala
2005-03-03 15:20 ` Matt Porter
2005-03-03 15:21 ` Takeharu KATO
2005-03-03 17:11 ` Matt Porter
2005-03-04 9:38 ` [PATCH] WDT Driver for Book-E [1/2] Architecture specific part Takeharu KATO
2005-03-04 15:54 ` Kumar Gala
2005-03-08 17:08 ` Takeharu KATO
2005-03-04 9:38 ` [PATCH] WDT Driver for Book-E [2/2] Device driver part Takeharu KATO
2005-03-04 16:02 ` Kumar Gala
2005-03-04 16:35 ` Matt Porter
2005-03-04 16:44 ` Kumar Gala
2005-03-05 0:34 ` Josh Boyer
2005-03-05 8:11 ` Takeharu KATO
2005-03-06 19:15 ` Takeharu KATO
2005-03-06 21:11 ` Josh Boyer
2005-02-25 19:35 ` PowerPC4xx Watchdog Takeharu KATO
2005-02-28 13:18 ` [PATCH 1/3] PowerPC4xx/E500 WatchDogTimerDriver(Core and PPC4xx part) Takeharu KATO
2005-02-28 13:20 ` PowerPC4xx Watchdog Takeharu KATO
2005-02-28 13:27 ` [PATCH 3/3] PowerPC4xx/E500 WatchDogTimerDriver(exception handler part) Takeharu KATO
2005-03-03 7:14 ` Kumar Gala [this message]
2005-03-03 7:31 ` Takeharu KATO
2005-03-03 12:07 ` Takeharu KATO
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