1 |
2013/6/11 Paul Hartman <paul.hartman+gentoo@×××××.com> |
2 |
|
3 |
> On Mon, Jun 10, 2013 at 7:31 PM, walt <w41ter@×××××.com> wrote: |
4 |
> > After the recent 3.9 --> 3.10 kernel merge window, udev no longer creates |
5 |
> > /dev/rtc (or /dev/rtc0) during bootup on my ~amd64 machines. (The only |
6 |
> > machines I have now.) |
7 |
> |
8 |
> Not a git-kernel nerd, but just an ordinary kernel nerd. :) |
9 |
> |
10 |
> The kernel RTC driver creates /dev/rtc0 and then I assume udev creates |
11 |
> /dev/rtc from there, so if you are missing rtc0 that's a possible |
12 |
> source of the problem. Which would coincide with your kernel upgrade. |
13 |
> |
14 |
> I know 3.9 introduced a couple new RTC-related option so maybe it |
15 |
> changed around some more to 3.10 series. I would run menuconfig and |
16 |
> see what it thinks you have enabled in that section, just in case |
17 |
> something got lost in transition from one kernel to the next. |
18 |
> |
19 |
> In dmesg on my non-git 3.9.4 kernel it looks like: |
20 |
> |
21 |
> [ 1.237994] rtc_cmos 00:04: RTC can wake from S4 |
22 |
> [ 1.238158] rtc_cmos 00:04: rtc core: registered rtc_cmos as rtc0 |
23 |
> [ 1.238177] rtc_cmos 00:04: alarms up to one month, y3k, 114 bytes |
24 |
> nvram, hpet irqs |
25 |
> [ 1.241101] rtc_cmos 00:04: setting system clock to 2013-06-04 |
26 |
> 04:28:34 UTC (1370320114) |
27 |
> |
28 |
> I'm using the "PC-Style CMOS" RTC driver, and I have all of the |
29 |
> RTC-related options enabled except for the debugging options. |
30 |
> |
31 |
> |
32 |
|
33 |
I'm using gentoo-sources-3.8.13 - out of your scope, though, but I have |
34 |
recently faced the same issue. |
35 |
|
36 |
I rebuilt the kernel using "--menuconfig", to make sure that all RTC |
37 |
options were enabled. It works, now. |
38 |
|
39 |
Good luck |
40 |
Francisco |