linuxnero does not see SATA recorder

[Gary Jennejohn]

On Thu, 02 Apr 2009 13:37:44 +0200
Alexander Leidinger <Alexander at Leidinger.net> wrote:

> Quoting Rusu Silviu <bsdgroup.md at gmail.com> (from Thu, 26 Mar 2009  
> 15:53:32 +0200):
> Here's the list of stuff nero (and/or some libs) tries to open in /dev  
> /proc and /sys:
> ---snip---
> /compat/linux/dev/scd0
> /compat/linux/dev/scd1
> /compat/linux/dev/scd2
> /compat/linux/dev/scd3
> /compat/linux/dev/sg0
> /compat/linux/dev/sg1
> [... upto sg9 ...]
> /compat/linux/dev/sr0
> /compat/linux/dev/sr1
> /compat/linux/dev/sr2
> /compat/linux/dev/sr3
> /compat/linux/dev/urandom
> /compat/linux/proc/66876/stat
> /compat/linux/proc/ide/ide0
> /compat/linux/proc/ide/ide1
> [... upto ide31 ...]
> /compat/linux/proc/meminfo
> /compat/linux/proc/scsi/scsi
> /compat/linux/sys/block
> /compat/linux/sys/devices
> ---snip---
> 
> Now we need to investigate what linux is having at those places and  
> what is needed to emulate it (only text output, or ioctls, ...).  
> Anyone with a linux system and appropriate hardware out there who is  
> able to post examples?
> 

I have an Ubuntu system running.  It has
ls -l /dev/sr0
lrwxrwxrwx 1 root root 4 2009-04-11 12:40 /dev/sr0 -> scd0

ll -R /proc/scsi/
/proc/scsi/:
total 0
-r--r--r-- 1 root root 0 2009-04-11 12:50 device_info
-r--r--r-- 1 root root 0 2009-04-11 12:50 scsi
dr-xr-xr-x 2 root root 0 2009-04-11 12:50 sg

/proc/scsi/sg:
total 0
-rw-r--r-- 1 root root 0 2009-04-11 12:50 allow_dio
-r--r--r-- 1 root root 0 2009-04-11 12:50 debug
-rw-r--r-- 1 root root 0 2009-04-11 12:50 def_reserved_size
-r--r--r-- 1 root root 0 2009-04-11 12:50 device_hdr
-r--r--r-- 1 root root 0 2009-04-11 12:50 devices
-r--r--r-- 1 root root 0 2009-04-11 12:50 device_strs
-r--r--r-- 1 root root 0 2009-04-11 12:50 version

cat /proc/scsi/sg/device_strs
ATA             SAMSUNG SV2042H         PK10
ATA             SAMSUNG SP0842N         BH90
HL-DT-ST        DVD-ROM GDR8164B        0A09

ll -R /sys/block/sr0/
/sys/block/sr0/:
total 0
-r--r--r-- 1 root root 4096 2009-04-11 12:40 capability
-r--r--r-- 1 root root 4096 2009-04-11 14:40 dev
lrwxrwxrwx 1 root root    0 2009-04-11 14:40 device -> ../../devices/pci0000:00/0000:00:02.5/host1/target1:0:0/1:0:0:0
drwxr-xr-x 2 root root    0 2009-04-11 14:40 holders
drwxr-xr-x 3 root root    0 2009-04-11 14:40 queue
-r--r--r-- 1 root root 4096 2009-04-11 14:40 range
-r--r--r-- 1 root root 4096 2009-04-11 12:40 removable
-r--r--r-- 1 root root 4096 2009-04-11 12:40 size
drwxr-xr-x 2 root root    0 2009-04-11 14:40 slaves
-r--r--r-- 1 root root 4096 2009-04-11 12:40 stat
lrwxrwxrwx 1 root root    0 2009-04-11 14:40 subsystem -> ../../block
--w------- 1 root root 4096 2009-04-11 12:40 uevent

/sys/block/sr0/holders:
total 0

/sys/block/sr0/queue:
total 0
drwxr-xr-x 2 root root    0 2009-04-11 14:40 iosched
-r--r--r-- 1 root root 4096 2009-04-11 12:51 max_hw_sectors_kb
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 max_sectors_kb
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 nr_requests
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 read_ahead_kb
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 scheduler

/sys/block/sr0/queue/iosched:
total 0
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 back_seek_max
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 back_seek_penalty
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 fifo_expire_async
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 fifo_expire_sync
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 quantum
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 slice_async
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 slice_async_rq
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 slice_idle
-rw-r--r-- 1 root root 4096 2009-04-11 12:51 slice_sync

/sys/block/sr0/slaves:
total 0

There's no /proc/ide/ because it considers all drives to be SCSI devices.

---
Gary Jennejohn