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From: Takeharu KATO <takeharu1219@ybb.ne.jp>
To: Kumar Gala <kumar.gala@freescale.com>
Cc: Glenn Burkhardt <glenn@aoi-industries.com>,
	"Gala Kumar K.-galak" <galak@freescale.com>,
	linuxppc-embedded@ozlabs.org
Subject: Re: [PATCH] BOOKE_WDT Part 1/2 (Re: PPC 44x Watchdog timer)
Date: Mon, 16 May 2005 15:57:12 +0900	[thread overview]
Message-ID: <42884448.6040505@ybb.ne.jp> (raw)
In-Reply-To: <b8b42fd26b024d5e26060a508600f631@freescale.com>

Hi Kumar:

I'm sorry that the reply becomes slow.

Kumar Gala wrote:
>>
> 
> Any reason you moved this code into DecrementerHandler?
> 
>>   /* 0x1000 - Programmable Interval Timer (PIT) Exception */
>>          START_EXCEPTION(0x1000, Decrementer)
>>  -       NORMAL_EXCEPTION_PROLOG
>> -       lis     r0,TSR_PIS@h
>> -       mtspr   SPRN_TSR,r0             /* Clear the PIT exception */
>>  -       addi    r3,r1,STACK_FRAME_OVERHEAD
>> -       EXC_XFER_LITE(0x1000, timer_interrupt)
>> +       b    DecrementerHandler
>>
Current PIT exception handler is too big.
If it is not moved, compilation is failed with relocation error.
Because current PIT handler overwrites WDT handler's codes, the compiler 
can not relocate PIT and WDT handler correctly.

  reply	other threads:[~2005-05-16  6:52 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-19  1:37 PPC 44x Watchdog timer Glenn Burkhardt
2005-04-20 11:35 ` Takeharu KATO
2005-04-20 12:02   ` Glenn Burkhardt
2005-05-05  2:07     ` Takeharu KATO
2005-05-05 14:02       ` Kumar Gala
2005-05-05 21:43         ` Takeharu KATO
2005-05-06 21:04         ` [PATCH] BOOKE_WDT Part 1/2 (Re: PPC 44x Watchdog timer) Takeharu KATO
2005-05-12 15:37           ` Kumar Gala
2005-05-16  6:57             ` Takeharu KATO [this message]
2005-05-17  1:21               ` Kumar Gala
2005-05-17  5:59                 ` Takeharu KATO
2005-05-17 14:47                   ` Takeharu KATO
2005-05-17 17:00                     ` Kumar Gala
2005-05-17 17:41                       ` Takeharu KATO
2005-05-06 21:04         ` [PATCH] BOOKE_WDT Part 2/2 " Takeharu KATO

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