Hi,

i installed the patch 'adeos-ipipe-2.6.31-arm-1.16-02.patch' on a kernel 2.6.31 for imx257 processor. I have a xenomai complex application that read touchscreen events with tslib when pressed. In the kernel log i try these lines: ( the read job is made in a not-realtime thread )


------------[ cut here ]------------
WARNING: at drivers/input/touchscreen/mxc_tsc.c:599 mxc_tsc_interrupt+0x19c/0x30c [mxc_tsc]() Modules linked in: can_raw can flexcan sdhci_mxc ehci_hcd mmc_core usbcore mxc_tsc nls_base
Backtrace:
[<c0028150>] (dump_backtrace+0x0/0x114) from [<c02c9a48>] (dump_stack+0x18/0x1c)
 r7:bf0054bc r6:00000257 r5:bf0046d8 r4:00000000
[<c02c9a30>] (dump_stack+0x0/0x1c) from [<c0043390>] (warn_slowpath_common+0x50/0x68) [<c0043340>] (warn_slowpath_common+0x0/0x68) from [<c00433c0>] (warn_slowpath_null+0x18/0x1c)
 r7:0000002e r6:00000001 r5:00008013 r4:d1959400
[<c00433a8>] (warn_slowpath_null+0x0/0x1c) from [<bf0046d8>] (mxc_tsc_interrupt+0x19c/0x30c [mxc_tsc]) [<bf00453c>] (mxc_tsc_interrupt+0x0/0x30c [mxc_tsc]) from [<c007242c>] (handle_IRQ_event+0x3c/0x124)
 r7:0000002e r6:00000000 r5:00000000 r4:d1c69840
[<c00723f0>] (handle_IRQ_event+0x0/0x124) from [<c007466c>] (handle_level_irq+0x98/0x12c)
 r7:0000002e r6:d1c69840 r5:0000002e r4:c0399b70
[<c00745d4>] (handle_level_irq+0x0/0x12c) from [<c0023070>] (_text+0x70/0x8c)
 r7:0000002e r6:c03fc240 r5:00000000 r4:0000002e
[<c0023000>] (_text+0x0/0x8c) from [<c0076ee8>] (__ipipe_sync_stage+0x180/0x268)
Exception stack(0xc038ff40 to 0xc038ff88)
ff40: 00000020 00000004 c03fc264 fffffffd 00000000 ffffffff 00000001 c038e000 ff60: c039d540 c0392418 c03b7444 8001f200 41069264 8001f1cc c038ff94 c038ff88
ff80: c0077770 c0076d78
 r5:c039d508 r4:c03fc260
[<c0076d68>] (__ipipe_sync_stage+0x0/0x268) from [<c0077770>] (__ipipe_unstall_root+0x3c/0x50) [<c0077734>] (__ipipe_unstall_root+0x0/0x50) from [<c00257a8>] (cpu_idle+0x64/0xcc)
[<c0025744>] (cpu_idle+0x0/0xcc) from [<c02c6eb0>] (rest_init+0x78/0x8c)
 r7:c0392410 r6:c0020e14 r5:c0020e18 r4:c038e000
[<c02c6e38>] (rest_init+0x0/0x8c) from [<c00089a4>] (start_kernel+0x284/0x2e0)
 r5:c0020e18 r4:c0410190
[<c0008720>] (start_kernel+0x0/0x2e0) from [<80008034>] (0x80008034)
 r5:c03b74cc r4:00053175
---[ end trace c83bf7139f281ac6 ]---
mx25-tsc mx25-tsc: mxc_tsc_read_ts: Failed to get data

Do you know the meaning in xenomai of this error (so i can modify something to resolve the problem )?

Thanks a lot


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Roberto Bielli
Sviluppo Software                                       
Axel S.r.l.                                     
                                                        
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E-mail:   roberto.bie...@axelsw.it      
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