From: bennett78 <bennett78@digis.net>
To: Frank Bennett <bennett78@digis.net>
Cc: ML linuxppc-embedded <linuxppc-embedded@ozlabs.org>
Subject: Re: MPC5200 ppc_md.set_rtc_time
Date: Fri, 16 Dec 2005 08:42:12 -0700 [thread overview]
Message-ID: <43A2E054.6090506@digis.net> (raw)
In-Reply-To: <43A2DE2C.6010708@digis.net>
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bennett78 wrote:
> Andrey Volkov wrote:
>
>>Hello Frank,
>>
>>bennett78 wrote:
>>
>>
>>>Hi:
>>> How / when does "ppc_md.set_rtc_time" get filled
>>>in for Lite5200?
>>>
>>>Config for support /dev/rtc enables CONFIG_PPC_RTC
>>>which enable driver/char/rtc.c which mentions CMOS_WRITE
>>>panics the kernel!
>>>
>>>I trying to use driver/char/genrtc.c. I can set date
>>>but not hwclock.
>>>
>>>
>>>
>>>>hwclock --set --date="9/22/96 16:45:05"
>>>>
>>>>
>>>gen_set_rtc_irq_bit:exit
>>>gen_rtc_ioctl RTC_SET_TIME 00000060
>>>RTC_SET_TIME: Invalid argument
>>>ioctl() to /dev/rtc to set the time failed.
>>>
>>>bash-2.05b# cat /proc/driver/rtc
>>>rtc_time : 00:50339648:36914
>>>rtc_date : -1072186980-497--1073718072
>>>rtc_epoch : 1900
>>>alarm : 00:00:00
>>>DST_enable : no
>>>BCD : yes
>>>24hr : yes
>>>square_wave : no
>>>alarm_IRQ : no
>>>update_IRQ : no <----- how can I hook one?
>>>periodic_IRQ : no
>>>periodic_freq : 0
>>>batt_status : okay
>>>
>>>
>>>thanks,
>>>
>>>*/Frank Bennett
>>>/*
>>>
>>>
>>For 2.6 kernel, check arch/ppc/syslib/lite5200.c, especially
>>platform_init() (at the end of file).
>>
>>
is this your point?
linux-2.6.12/arch/ppc/platforms/lite5200.c
/* No time keeper on the LITE5200 */
ppc_md.time_init = NULL;
ppc_md.get_rtc_time = NULL;
ppc_md.set_rtc_time = NULL;
I don't see any arch/ppc/syslib/lite5200.c
>>
>>
> Andrey:
> Thanks, sorry I forgot to mention I'm on DENX linuxppc_2_4_devel.
> Where is the linuxppc 2.6.x distribution?
> Is anyone maintaining a checklist of working features for imbedded 2.6?
> Is this mail list searchable? (other than a month at a time?)
>
> Merry Christmas
> Frank Bennett
>
>>--
>>Regards
>>Andrey Volkov
>>
>>
>>
>>
>>_______________________________________________
>>Linuxppc-embedded mailing list
>>Linuxppc-embedded@ozlabs.org
>>https://ozlabs.org/mailman/listinfo/linuxppc-embedded
>>
>>
>>
>
>
>------------------------------------------------------------------------
>
>_______________________________________________
>Linuxppc-embedded mailing list
>Linuxppc-embedded@ozlabs.org
>https://ozlabs.org/mailman/listinfo/linuxppc-embedded
>
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next prev parent reply other threads:[~2005-12-16 15:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-16 0:15 MPC5200 ppc_md.set_rtc_time bennett78
2005-12-16 10:42 ` Andrey Volkov
2005-12-16 15:33 ` bennett78
2005-12-16 15:42 ` bennett78 [this message]
2005-12-16 16:13 ` Andrey Volkov
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