hi
i am using dm8148 with the 5.04 EZSDK, i encounter a problem when i load the ti81xxvin.ko module. any one can help me solove this problem? the error message is following:
vp7002 3-005d: tvp7002 found @ 0x5d (OMAP I2C adapter)
tvp7002 3-005d: Rev. 02 detected.
Unable to handle kernel NULL pointer dereference at virtual address 00000002
pgd = c23ec000
[00000002] *pgd=8201c031, *pte=00000000, *ppte=00000000
Internal error: Oops: 17 [#1]
last sysfs file: /sys/module/tvp7002/initstate
Modules linked in: ti81xxvin(+) tvp7002 bufferclass_ti omaplfb pvrsrvkm tlc59108 ti81xxhdmi ti81xxfb vpss syslink ipv6
CPU: 0 Not tainted (2.6.37 #1)
PC is at vps_ti814x_select_video_decoder+0x28/0xac
LR is at ti81xxvin_probe+0x3e4/0x50c [ti81xxvin]
pc : [<c005fe68>] lr : [<bf380fd4>] psr: a0000013
sp : c3e15dd8 ip : c3e15e08 fp : c3e15e04
r10: bf382268 r9 : bf382268 r8 : 00000004
r7 : c0561724 r6 : 00000000 r5 : 00000000 r4 : 00000000
r3 : c05977d4 r2 : 0000000c r1 : 00000000 r0 : c3e15ddc
Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
Control: 10c5387d Table: 823ec019 DAC: 00000015
Process insmod (pid: 1452, stack limit = 0xc3e142e8)
Stack: (0xc3e15dd8 to 0xc3e16000)
5dc0: c3e15e04 c3e15de8
5de0: c02e2bb8 c0099bf4 c163f2c0 c4381400 bf382258 00000000 c3e15e44 c3e15e08
5e00: bf380fd4 c005fe4c 00000000 00000001 c057b390 c05615c8 c3e15e34 c05615d0
5e20: c05615d0 bf382098 c1c5f980 c057b390 c3e14000 00000000 c3e15e54 c3e15e48
5e40: c022b204 bf380bfc c3e15e74 c3e15e58 c022a170 c022b1f0 c05615d0 c0561604
5e60: bf382098 c1c5f980 c3e15e94 c3e15e78 c022a298 c022a0ac 00000000 c022a230
5e80: bf382098 c1c5f980 c3e15ebc c3e15e98 c022991c c022a23c c4035138 c407a430
5ea0: c01d82f8 00000000 bf382134 bf382098 c3e15ecc c3e15ec0 c0229f94 c02298d8
5ec0: c3e15efc c3e15ed0 c02291f4 c0229f80 bf381cf6 c3e15ee0 00000000 bf382134
5ee0: bf382098 00012018 bf386000 00000000 c3e15f24 c3e15f00 c022a5d0 c022914c
5f00: 00000000 bf382134 00012008 00012018 bf386000 c3e14000 c3e15f34 c3e15f28
5f20: c022b6a8 c022a52c c3e15f44 c3e15f38 bf386014 c022b668 c3e15f7c c3e15f48
5f40: c003d42c bf38600c bf382134 00012008 00012018 c0047fa8 00000000 bf382134
5f60: 00012008 00012018 c0047fa8 00000000 c3e15fa4 c3e15f80 c009b4e0 c003d368
5f80: c00c7fd8 c00c7ef0 00000000 00010000 00000003 00000080 00000000 c3e15fa8
5fa0: c0047e00 c009b450 00000000 00010000 00012018 00008e20 00012008 00000001
5fc0: 00000000 00010000 00000003 00000080 00012008 00000000 00012018 00000000
5fe0: bec04eea bec04c7c 00008da0 402527d4 60000010 00012018 00000000 00000000
Backtrace:
[<c005fe40>] (vps_ti814x_select_video_decoder+0x0/0xac) from [<bf380fd4>] (ti81xxvin_probe+0x3e4/0x50c [ti81xxvin])
r6:00000000 r5:bf382258 r4:c4381400
[<bf380bf0>] (ti81xxvin_probe+0x0/0x50c [ti81xxvin]) from [<c022b204>] (platform_drv_probe+0x20/0x24)
[<c022b1e4>] (platform_drv_probe+0x0/0x24) from [<c022a170>] (driver_probe_device+0xd0/0x190)
[<c022a0a0>] (driver_probe_device+0x0/0x190) from [<c022a298>] (__driver_attach+0x68/0x8c)
r7:c1c5f980 r6:bf382098 r5:c0561604 r4:c05615d0
[<c022a230>] (__driver_attach+0x0/0x8c) from [<c022991c>] (bus_for_each_dev+0x50/0x84)
r7:c1c5f980 r6:bf382098 r5:c022a230 r4:00000000
[<c02298cc>] (bus_for_each_dev+0x0/0x84) from [<c0229f94>] (driver_attach+0x20/0x28)
r6:bf382098 r5:bf382134 r4:00000000
[<c0229f74>] (driver_attach+0x0/0x28) from [<c02291f4>] (bus_add_driver+0xb4/0x234)
[<c0229140>] (bus_add_driver+0x0/0x234) from [<c022a5d0>] (driver_register+0xb0/0x13c)
[<c022a520>] (driver_register+0x0/0x13c) from [<c022b6a8>] (platform_driver_register+0x4c/0x60)
r9:c3e14000 r8:bf386000 r7:00012018 r6:00012008 r5:bf382134
r4:00000000
[<c022b65c>] (platform_driver_register+0x0/0x60) from [<bf386014>] (ti81xxvin_init+0x14/0x1c [ti81xxvin])
[<bf386000>] (ti81xxvin_init+0x0/0x1c [ti81xxvin]) from [<c003d42c>] (do_one_initcall+0xd0/0x1a4)
[<c003d35c>] (do_one_initcall+0x0/0x1a4) from [<c009b4e0>] (sys_init_module+0x9c/0x1bc)
[<c009b444>] (sys_init_module+0x0/0x1bc) from [<c0047e00>] (ret_fast_syscall+0x0/0x30)
r7:00000080 r6:00000003 r5:00010000 r4:00000000
Code: e3a01000 e3a0200c e24b0028 e5935000 (e1d560b2)
---[ end trace ac17344aeb4a5d06 ]---
Segmentation fault
Best Regards