On Sun, Jan 18, 2004 at 01:14:07PM +0100, Geert Uytterhoeven wrote: > On Tue, 13 Jan 2004, Sven Luther wrote: > > On Tue, Jan 13, 2004 at 06:09:38PM +0100, Geert Uytterhoeven wrote: > > > On Tue, 13 Jan 2004, Sven Luther wrote: > > > > On Wed, Dec 17, 2003 at 11:13:58AM +0100, Geert Uytterhoeven wrote: > > > > > On Wed, 17 Dec 2003, Sven Luther wrote: > > > > > > On Wed, Dec 17, 2003 at 10:57:07AM +0100, Geert Uytterhoeven wrote: > > > > > > > It uses the PC-style RTC driver (genrtc.o is not loaded). > > > > > > > > > > > > Mmm, what was your box again ? a chrp no ? > > > > > > > > > > Yep, CHRP LongTrail. It has a Winbond/Symphony Labs W83C553 > > > > > SouthBridge. > > > > > > > > Could you tell me the content of your rtc OF node ? In particular i am > > > > interested in the reg value (probably 70/71 in isa space or so), and of > > > > the compatible stuff (i have ds1385-rtc). > > > > > > /proc/device-tree/pci/[EMAIL PROTECTED]/rtc/ has: > > > > > > total 0 > > > -r--r--r-- 1 root root 11 Jan 13 18:06 compatible > > > -r--r--r-- 1 root root 4 Jan 13 18:06 device_type > > > -r--r--r-- 1 root root 4 Jan 13 18:06 linux,phandle > > > -r--r--r-- 1 root root 4 Jan 13 18:06 name > > > -r--r--r-- 1 root root 12 Jan 13 18:06 reg > > > > > > compatible: pnpPNP,b00 (ASCII) > > > device_type: rtc (ASCII) > > > linux,phandle: ff86 2aa4 (hexdump) > > > name: rtc (ASCII) > > > reg: 0000 0001 0000 0070 0000 0002 (hexdump) > > > > Ok. So, this is almost the same as me, except i have a ds1385-rtc > > compatible version, and some interrupt stuff. > > > > Can you confirm that the GEN_RTC driver works for you ? > > To my surprise, genrtc in 2.4.23 does not work on my LongTrail! > The kernel crashes in init/do_mounts.c:mount_block_root() right after the call > to sys_chdir(), because current->fs is a NULL pointer. Weird, and it doesn't > really look genrtc-related, although the same source tree works fine if I > disable genrtc and build in rtc.
Weird, it works fine for me, what tree are you using ? I think i remember some part of patch concerning the rtc clock or something in the linuxppc diff. Could you try 2.4.24 ? > I also tried 2.6.0, and there it works fine, both in the builtin and modular > case: the kernel got the correct time, and hwclock works. Ok. Friendly, Sven Luther
