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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] 86xx: Report which "bank" of NOR flash we are booting from on MPC8641HPCN
Date: Tue, 21 Jul 2009 17:11:05 +0200	[thread overview]
Message-ID: <200907211711.05122.sr@denx.de> (raw)
In-Reply-To: <20090721150556.DC74C832E416@gemini.denx.de>

On Tuesday 21 July 2009 17:05:56 Wolfgang Denk wrote:
> >  int checkboard(void)
> >  {
> > -	printf ("Board: MPC8641HPCN, System ID: 0x%02x, "
> > -		"System Version: 0x%02x, FPGA Version: 0x%02x\n",
> > +	u8 vboot;
> > +
> > +	printf ("Board: MPC8641HPCN, Sys ID: 0x%02x, "
> > +		"Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
> >  		in8(PIXIS_BASE + PIXIS_ID), in8(PIXIS_BASE + PIXIS_VER),
> >  		in8(PIXIS_BASE + PIXIS_PVER));
> > +
> > +	vboot = in8(PIXIS_BASE + 0x16);
>
> --------------------------------^^^^^^^
>
> Maybe you can use a symbolic name here, too?
>
> > +	if ((vboot >> 7) & 0x1)
>
> 	if (vboot & 0x80) ???
>
> > +		printf ("vBank: %d\n", ((vboot >> 6) & 0x1));
>
> 		printf ("vBank: %d\n", !!(vboot & 0x40)); ???
>
> And eventually you can even come up with symbolic names for the magic
> numbers 0x80 and 0x40 ?

And please switch from using in8() to in_8().

Best regards,
Stefan

=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
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      reply	other threads:[~2009-07-21 15:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-21 14:41 [U-Boot] [PATCH] 86xx: Report which "bank" of NOR flash we are booting from on MPC8641HPCN Kumar Gala
2009-07-21 15:05 ` Wolfgang Denk
2009-07-21 15:11   ` Stefan Roese [this message]

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