question about rtc command

Sebastian Huber sebastian.huber at embedded-brains.de
Mon Jun 4 14:51:31 UTC 2018


----- Am 4. Jun 2018 um 16:43 schrieb joel joel at rtems.org:

> On Mon, Jun 4, 2018 at 9:36 AM, Sebastian Huber <
> sebastian.huber at embedded-brains.de> wrote:
> 
>> ----- Am 4. Jun 2018 um 16:27 schrieb joel joel at rtems.org:
>>
>> > On Mon, Jun 4, 2018 at 9:14 AM, Gedare Bloom <gedare at rtems.org> wrote:
>> >
>> >> Indeed, this 'rtc' shell command seems to be a bit of a misnomer. It
>> >> conflates access to two different clocks, the tod and rtc. Probably,
>> >> it would be better to provide a separate 'tod' command that
>> >> reads/writes the tod values, and refactor this 'rtc' to read/write the
>> >> rtc. I'm not quite sure about the correctness of writing to the rtc
>> >> without updating the tod, though.
>> >>
>> >
>> > Speaking from RTEMS history here. We tended to use Time of Day
>> > to refer to what RTEMS was maintaining and Real-Time Clock to
>> > review to battery backed clocks that are ICs. This matches Wikipedia's
>> > definition and example of a DS1307.
>> >
>> > The driver framework in RTEMS is referred to as RTC but some BSPs
>> > call the driver TOD and name files and directories accordingly.
>> >
>> > Renaming TOD drivers to RTC derived names has been on my wish
>> > list for a long time.
>>
>> All the RTC drivers should be now in an "rtc" directory.
>>
> 
> Great! Did you rename the files at the same time? There were some
> todcfg.c files as I recall and other variants.

No, I didn't look at the file names.


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