From: Hebbar <gururajakr@sanyo.co.in>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH] ARM926: compile cpu_init_crit function only if CONFIG_SKIP_LOWLEVEL_INIT is not defined
Date: Wed, 13 Feb 2008 16:19:43 -0800 (PST) [thread overview]
Message-ID: <15471298.post@talk.nabble.com> (raw)
In-Reply-To: <20080213235953.9EBBD243A7@gemini.denx.de>
Hi,
I went through "cpu/arm920t/start.S" file and found that this is what this
patch is doing.
This patch places the entire cpu_init_crit function definition inside ifndef
same as in arm920t/start.S.
Sorry if i havent understood you.
Present cpu/arm926ejs/start.S
_start_armboot:
.word start_armboot
-----> This is where i have
placed #ifndef CONFIG_SKIP_LOWLEVEL_INIT
/*
*************************************************************************
*
* CPU_init_critical registers
*
* setup important registers
* setup memory timing
*
*************************************************************************
*/
cpu_init_crit:
/*
* flush v4 I/D caches
*/
mov r0,
<snip>
<snip>
<snip>
<snip>
bl lowlevel_init /* go setup pll,mux,memory */
mov lr, ip /* restore link */
mov pc, lr /* back to my caller */
/*
----> here is the #endif
*************************************************************************
*
* Interrupt handling
*
*************************************************************************
*/
Regards
Gururaja
wd wrote:
>
> In message <15281823.post@talk.nabble.com> you wrote:
>
>
> I don't think you answer my question:
>
>> I'm not sure about this one. Probably the whole cpu_init_crit: part
>> should be placed inside the "#ifndef CONFIG_SKIP_LOWLEVEL_INIT" part,
>> as it is done for example in "cpu/arm920t/start.S" ?
>
> ?
>
> Best regards,
>
> Wolfgang Denk
>
>
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next prev parent reply other threads:[~2008-02-14 0:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-18 23:52 [U-Boot-Users] [PATCH] ARM926: compile cpu_init_crit function only if CONFIG_SKIP_LOWLEVEL_INIT is not defined Hebbar
2007-12-18 23:59 ` Hebbar
2007-12-19 6:27 ` Dirk Behme
2008-02-04 22:38 ` Wolfgang Denk
2008-02-05 1:32 ` Hebbar
2008-02-13 23:59 ` Wolfgang Denk
2008-02-14 0:19 ` Hebbar [this message]
-- strict thread matches above, loose matches on Subject: below --
2007-12-19 8:48 Gururaja Hebbar K R
2007-12-19 8:58 ` Dirk Behme
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