Hello.
Thu, 19 Jul 2012 20:12:52 +0200 от Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>:
> On Thu, Jul 19, 2012 at 07:30:17PM +0400, Alexander Shiyan wrote:
> >
> > Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx>
> > ---
> > arch/arm/boards/pcm038/pcm038.c | 4 ++++
> > 1 files changed, 4 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/boards/pcm038/pcm038.c b/arch/arm/boards/pcm038/pcm038.c
> > index 5b0afc3..1bdb93c 100644
> > --- a/arch/arm/boards/pcm038/pcm038.c
> > +++ b/arch/arm/boards/pcm038/pcm038.c
> > @@ -40,6 +40,7 @@
> > #include <mach/spi.h>
> > #include <mach/iomux-mx27.h>
> > #include <mach/devices-imx27.h>
> > +#include <mach/iim.h>
> > #include <mfd/mc13xxx.h>
> >
> > #include "pll.h"
> > @@ -193,6 +194,7 @@ mem_initcall(pcm038_mem_init);
> > static int pcm038_devices_init(void)
> > {
> > int i;
> > + u64 uid;
>
> The upper two bytes of uid are used unitialized.
You are right. I'll send updated version for this one patch.
> > char *envdev;
> >
> > unsigned int mode[] = {
> > @@ -316,6 +318,8 @@ static int pcm038_devices_init(void)
> >
> > printf("Using environment in %s Flash\n", envdev);
> >
> > + if (imx_iim_read(1, 1, &uid, 6) == 6)
> > + armlinux_set_serial(uid);
>
> With this patch I just realized that my serial becomes:
>
> -6345008925011607552
>
> Having negative numbers here is a bit odd. Looking at it export_env_ull
> does:
>
> char *valstr = asprintf("%lld", val);
>
> Which clearly is a signed number. Maybe this should be changed to "0x%016llx"
> (which of course is not your fault)
I think this will solve the problem. But it's certainly a job for another patch.
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