Allan Smith(deleted)
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io-pkt driver and no /dev/io-pkt device and no _init ever called
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Allan Smith(deleted)
07/29/2012 7:31 PM
post94494
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io-pkt driver and no /dev/io-pkt device and no _init ever called
I have created a custom io-pkt network driver based mostly on the sample provided. Currently testing on QNX 6.4.1 x86,
but same behavior happens on 6.5.
I am seeing something strange where my driver seems to start fine and shows up under ifconfig, but it does not get
listed in the /dev or /dev/io-pkt directory. Likely related to this issue, the _init call never gets called. Other
calls like _start, _ioctl, _attach etc all seem fine.
Here is the mount verbose output:
mount -vvv -Tio-pkt -obaud=1000,port=0,board_index=0,verbose devnp-canpro_g.so
Parsed: mount from [devnp-canpro_g.so] mount on [NULL] type [io-pkt]
exec: mount_io-pkt -o baud=1000 -o port=0 -o board_index=0 -o verbose -o implied -o nostat devnp-canpro_g.so /
Using internal mount (mount_io-pkt not found)
Type [io-pkt] Flags 0x80080000
Device [devnp-canpro_g.so] Directory [/]
Options [baud=1000,port=0,board_index=0,verbose]
Also the sloginfo output
Jul 30 00:02:04 5 10 0 devnp-canpro: canpro_detach
Jul 30 00:02:04 5 10 0 devnp-canpro: canpro_stop
Jul 30 00:02:04 5 10 0 devnp-canpro: in8: 0x40100000 = 0x21
Jul 30 00:02:04 5 10 0 devnp-canpro: in8: 0x40100000 = 0x21
Jul 30 00:02:04 5 10 0 devnp-canpro: out8: 0x40100002 = 0x3c
Jul 30 00:02:04 5 10 0 devnp-canpro: out8: 0x4010000d = 0x60
Jul 30 00:02:04 5 10 0 devnp-canpro: out8: 0x4010000e = 0x00
Jul 30 00:02:04 5 10 0 devnp-canpro: out8: 0x4010000f = 0x00
Jul 30 00:02:04 5 10 0 devnp-canpro: out8: 0x40100001 = 0x0c
Jul 30 00:02:04 5 10 0 devnp-canpro: Controller reset
Jul 30 00:02:04 5 10 0 devnp-canpro: in8: 0x40100000 = 0x21
Jul 30 00:02:04 5 10 0 devnp-canpro: canpro_ioctl (2156947762)
Jul 30 00:02:37 5 10 0 devnp-canpro: canpro_detect
Jul 30 00:02:37 1 10 0 devnp-canpro: SubSystemVendorID=0x12c4 SubSystemID=0x0900
Jul 30 00:02:37 1 10 0 devnp-canpro: canpro_detect: mem=0x40102000
Jul 30 00:02:37 5 10 0 devnp-canpro: canpro_attach
Jul 30 00:02:37 5 10 0 devnp-canpro: in8: 0x40102000 = 0x21
I have definately set the ifp->if_init parameter during _attach.
I have reviewed the dev_attach parameters and they seem ok but I am betting there is something wrong there.
Any suggestions would be greatly appreciated.
Allan
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