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From: Heiko Schocher <hs@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] OMAP-common/timer: Fix bss usage
Date: Mon, 29 Nov 2010 18:25:31 +0100	[thread overview]
Message-ID: <4CF3E20B.1090705@denx.de> (raw)
In-Reply-To: <1291046912-15167-1-git-send-email-weber@corscience.de>

Hello Thomas,

Thomas Weber wrote:
> This patch fixes the bss usage in ARMv7/omap-common/timer.c
> 
> The .bss section cannot be used before the relocation, because this
> section is overlayed with .rel.dyn section.
> 
> Suggested-by: Andreas Biessmann <andreas.devel@gmail.com>
> Signed-off-by: Thomas Weber <weber@corscience.de>
> ---
>  arch/arm/cpu/armv7/omap-common/timer.c |    6 ++----
>  1 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/cpu/armv7/omap-common/timer.c b/arch/arm/cpu/armv7/omap-common/timer.c
> index 6b8cf7b..b649b93 100644
> --- a/arch/arm/cpu/armv7/omap-common/timer.c
> +++ b/arch/arm/cpu/armv7/omap-common/timer.c
> @@ -35,8 +35,8 @@
>  #include <common.h>
>  #include <asm/io.h>
>  
> -static ulong timestamp;
> -static ulong lastinc;
> +static ulong timestamp = 0;
> +static ulong lastinc = 0;
>  static struct gptimer *timer_base = (struct gptimer *)CONFIG_SYS_TIMERBASE;
>  
>  /*
> @@ -54,8 +54,6 @@ int timer_init(void)
>  	writel((CONFIG_SYS_PTV << 2) | TCLR_PRE | TCLR_AR | TCLR_ST,
>  		&timer_base->tclr);
>  
> -	reset_timer_masked();	/* init the timestamp and lastinc value */
> -
>  	return 0;
>  }

Is this Ok? In actual reset_timer_masked() lastinc gets initialized with:

lastinc = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);

and your patch changes that to lastinc = 0 ...

bye,
Heiko
-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

  reply	other threads:[~2010-11-29 17:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-29 12:48 [U-Boot] v2010-rc2: OMAP3 broken Wolfgang Denk
2010-11-29 13:19 ` Hiremath, Vaibhav
2010-11-29 13:23   ` Hiremath, Vaibhav
2010-11-29 14:42     ` Albert ARIBAUD
2010-11-29 15:04       ` Heiko Schocher
2010-11-29 15:13         ` Andreas Bießmann
2010-11-29 17:22           ` Heiko Schocher
2010-11-29 15:19         ` Albert ARIBAUD
2010-11-29 15:32           ` Andreas Bießmann
2010-11-29 17:22           ` Heiko Schocher
2010-11-29 15:23         ` Premi, Sanjeev
2010-11-29 14:48     ` Andreas Bießmann
2010-11-29 16:08 ` [U-Boot] [PATCH] OMAP-common/timer: Fix bss usage Thomas Weber
2010-11-29 17:25   ` Heiko Schocher [this message]
2010-11-29 17:55     ` Thomas Weber
2010-11-29 19:40   ` Wolfgang Denk

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