[mythtv-users] HDPVR and lirc_zilog assistance

Thu Aug 12 11:25:24 UTC 2010

Bob wrote:
> Jim Morton wrote:
>> Following the HDPVR wiki page to install my new HD-PVR and I've hit a 
>> snag.
>> all went well up to step 9 where it says to backup the existing 
>> lirc_zilog.ko and my install did not have it to backup, so I 
>> continued on.
>>
>> At step 10 I put  lirc_zilog.ko at 
>> /lib/modules/2.6.32-24-generic/kernel/ubuntu/lirc/lirc_dev/lirc_zilog.ko
>> Since there was no original I had to guess where to put it. This is 
>> probably a mistake...
>>
> This is probably OK.  If you already have a lirc installation, put 
> this file in the same place as lirc_dev.ko.
>> Now at step 12 "sudo modprobe lirc_zilog" I get -
>> FATAL: Module lirc_zilog not found.
>>
>> So I have a few questions -
>> 1.Where is lirc_zilog.ko supposed to be so modprobe will find it
> Same place as lirc_dev.ko.  The problem most likely is that after you 
> installed the modules you did not run "depmod" so the kernel could 
> find the new modules.
>> 2. When I backed up the existing hdpvr.ko and lirc_dev.ko I made the 
>> backups in their same directories. Is that ok or do I need to move 
>> the backups to where they won't be found?
> OK as long as the file name does not end in ".ko".  I usually use 
> .korig so the kernel will ignore (e.g. lirc_dev.korig).
>>
>> This is Mythbuntu 10.04
>> mythbackend version: branches/release-0-23-fixes [25423]
>>
Thanks, 'depmod' got me a little further along. Now when I 'sudo 
modprobe lirc_zilog' (the first time) I get 'Killed' as a response. If I 
do that a second time it seems to just hang. Here are the entries in dmesg -

[   14.056202] hdpvr 1-4:1.0: untested firmware version 0x15, the driver 
might not work
[   14.392226] hdpvr 1-4:1.0: device now attached to /dev/video0
[   14.392249] usbcore: registered new interface driver hdpvr
...
[  649.573697] lirc_zilog: Zilog/Hauppauge IR driver initializing
[  649.581107] lirc_zilog: chip found with RX and TX
[  649.581142] lirc_dev: lirc_register_driver: sample_rate: 0
[  649.581215] Zilog/Hauppauge i2c IR 0-0071: firmware: requesting 
haup-ir-blaster.bin
[  649.612889] lirc_zilog: firmware haup-ir-blaster.bin not available (-2)
[  649.613271] BUG: unable to handle kernel NULL pointer dereference at 
0000000000000028
[  649.613274] IP: [<ffffffffa00bb9e5>] 
lirc_unregister_driver+0x35/0x1a0 [lirc_dev]
[  649.613283] PGD 121f3e067 PUD 128575067 PMD 0
[  649.613287] Oops: 0000 [#1] SMP
[  649.613289] last sysfs file: 
/sys/devices/pci0000:00/0000:00:12.2/usb1/1-4/i2c-0/0-0071/firmware/0-0071/loading
[  649.613292] CPU 0
[  649.613293] Modules linked in: lirc_zilog(+) binfmt_misc ppdev 
vboxdrv nfsd n
fs lockd nfs_acl auth_rpcgss xfs exportfs sunrpc snd_hda_codec_realtek 
snd_hda_i
ntel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm 
snd_seq_dummy snd
_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event hdpvr snd_seq 
v4l2_common s
nd_timer snd_seq_device snd videodev soundcore i2c_piix4 psmouse 
edac_core fbcon
 tileblit font bitblit v4l1_compat v4l2_compat_ioctl32 edac_mce_amd 
snd_page_all
oc serio_raw softcursor nvidia(P) vga16fb vgastate lirc_dev lp parport 
usbhid hi
d ohci1394 floppy ieee1394 tg3 ahci pata_atiixp
[  649.613324] Pid: 2531, comm: modprobe Tainted: P           
2.6.32-24-generic
#39-Ubuntu To Be Filled By O.E.M.
[  649.613326] RIP: 0010:[<ffffffffa00bb9e5>]  [<ffffffffa00bb9e5>] 
lirc_unregis
ter_driver+0x35/0x1a0 [lirc_dev]
[  649.613331] RSP: 0018:ffff880127ea5c28  EFLAGS: 00010286
[  649.613333] RAX: ffff880127ea4000 RBX: 0000000000000000 RCX: 
ffff88010e9fe000
[  649.613335] RDX: 0000000000000000 RSI: ffffea0003b32e40 RDI: 
ffffffffa00bd420
[  649.613337] RBP: ffff880127ea5c48 R08: 0000000000000000 R09: 
00000000000000c1
[  649.613338] R10: 0000000000000000 R11: 0000000000000000 R12: 
ffff88010e9f8890
[  649.613340] R13: 0000000000000000 R14: ffff880127ea5c58 R15: 
ffff88010e9f8af8
[  649.613342] FS:  00007f75e9517700(0000) GS:ffff880028200000(0000) 
knlGS:00000
00000000000
[  649.613344] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[  649.613346] CR2: 0000000000000028 CR3: 000000012980a000 CR4: 
00000000000006f0
[  649.613347] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 
0000000000000000
[  649.613349] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 
0000000000000400
[  649.613351] Process modprobe (pid: 2531, threadinfo ffff880127ea4000, 
task ffff88010876ade0)
[  649.613353] Stack:
[  649.613354]  ffff880127ea5c48 ffff88010e9f8800 ffff88010e9f8890 
ffff880127ea5c78
[  649.613357] <0> ffff880127ea5cb8 ffffffffa0b5a15d ffff880100000000 
ffffffff00000000
[  649.613360] <0> ffff880127ea5c68 ffff880127ea5c68 ffff880100000000 
ffff880100000000
[  649.613363] Call Trace:
[  649.613368]  [<ffffffffa0b5a15d>] ir_remove+0x12d/0x190 [lirc_zilog]
[  649.613372]  [<ffffffffa0b5b321>] ir_probe+0x281/0xa20 [lirc_zilog]
[  649.613376]  [<ffffffffa0b5b0a0>] ? ir_probe+0x0/0xa20 [lirc_zilog]
[  649.613381]  [<ffffffff81409923>] i2c_device_probe+0xf3/0x120
[  649.613385]  [<ffffffff8136b975>] really_probe+0x65/0x170
[  649.613388]  [<ffffffff8136bac5>] driver_probe_device+0x45/0x70
[  649.613390]  [<ffffffff8136bb8b>] __driver_attach+0x9b/0xa0
[  649.613392]  [<ffffffff8136baf0>] ? __driver_attach+0x0/0xa0
[  649.613394]  [<ffffffff8136add8>] bus_for_each_dev+0x68/0x90
[  649.613397]  [<ffffffff8136b7ee>] driver_attach+0x1e/0x20
[  649.613399]  [<ffffffff8136b0ae>] bus_add_driver+0xde/0x280
[  649.613401]  [<ffffffff8136bec0>] driver_register+0x80/0x150
[  649.613404]  [<ffffffff8140aa98>] i2c_register_driver+0x38/0xb0
[  649.613407]  [<ffffffffa00c6000>] ? zilog_init+0x0/0x82 [lirc_zilog]
[  649.613410]  [<ffffffffa00c6057>] zilog_init+0x57/0x82 [lirc_zilog]
[  649.613414]  [<ffffffff8100a04c>] do_one_initcall+0x3c/0x1a0
[  649.613418]  [<ffffffff810a1a5f>] sys_init_module+0xdf/0x260
[  649.613422]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b
[  649.613424] Code: 83 ec 08 0f 1f 44 00 00 83 ff 03 41 89 fd 0f 87 3c 
01 00 00
 48 63 c7 48 c7 c7 20 d4 0b a0 48 8b 1c c5 a0 d7 0b a0 e8 cb 72 48 e1 
<44> 8b 63
 28 45 39 ec 0f 85 f4 00 00 00 48 8b bb c8 00 00 00 48
[  649.613445] RIP  [<ffffffffa00bb9e5>] 
lirc_unregister_driver+0x35/0x1a0 [lirc_dev]
[  649.613449]  RSP <ffff880127ea5c28>
[  649.613450] CR2: 0000000000000028
[  649.613452] ---[ end trace bdf23a95a1ff274d ]---

I don't understand this line
[  649.612889] lirc_zilog: firmware haup-ir-blaster.bin not available (-2)
as the file is most definitely there and with full permissions -

root at docbuntu:/# find . -name haup-ir-blaster.bin -print
./lib/firmware/hdpvr/hdpvr-blaster-drivers/haup-ir-blaster.bin
root at docbuntu:/# ls -l 
/lib/firmware/hdpvr/hdpvr-blaster-drivers/haup-ir-blaster.bin
-rwxrwxrwx 1 root root 302355 2010-05-27 21:06 
/lib/firmware/hdpvr/hdpvr-blaster
-drivers/haup-ir-blaster.bin


-- 
Jim