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发表于 2013-10-25 15:45:43
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高手你好:
我用的是7inch的800X400的屏幕,可以启动,debug serial口输出了
<4>WARNING: at /media/work/sunxi-bsp/linux-sunxi/fs/sysfs/dir.c:455 sysfs_add_one+0x88/0xbc()
<4>sysfs: cannot create duplicate filename '/class/lcd'
<d>Modules linked in: lcd(+) sw_ahci_platform
[<c003f29c>] (unwind_backtrace+0x0/0x138) from [<c0064628>] (warn_slowpath_common+0x4c/0x64)
[<c0064628>] (warn_slowpath_common+0x4c/0x64) from [<c00646d4>] (warn_slowpath_fmt+0x30/0x40)
[<c00646d4>] (warn_slowpath_fmt+0x30/0x40) from [<c0148eb4>] (sysfs_add_one+0x88/0xbc)
[<c0148eb4>] (sysfs_add_one+0x88/0xbc) from [<c0148f48>] (create_dir+0x60/0xb4)
[<c0148f48>] (create_dir+0x60/0xb4) from [<c014904c>] (sysfs_create_dir+0x84/0xf0)
[<c014904c>] (sysfs_create_dir+0x84/0xf0) from [<c02a61e4>] (kobject_add_internal+0xb4/0x224)
[<c02a61e4>] (kobject_add_internal+0xb4/0x224) from [<c02a68ec>] (kset_register+0x20/0x3c)
[<c02a68ec>] (kset_register+0x20/0x3c) from [<c031eb00>] (__class_register+0xc0/0x1d0)
[<c031eb00>] (__class_register+0xc0/0x1d0) from [<c031ec5c>] (__class_create+0x4c/0x84)
[<c031ec5c>] (__class_create+0x4c/0x84) from [<bf007018>] (lcd_class_init+0x18/0x5c [lcd])
[<bf007018>] (lcd_class_init+0x18/0x5c [lcd]) from [<c0033378>] (do_one_initcall+0x34/0x174)
[<c0033378>] (do_one_initcall+0x34/0x174) from [<c009402c>] (sys_init_module+0x3b8/0x1a84)
[<c009402c>] (sys_init_module+0x3b8/0x1a84) from [<c0039700>] (ret_fast_syscall+0x0/0x30)
<4>---[ end trace 8f2d1864b9ac958b ]---
<3>kobject_add_internal failed for lcd with -EEXIST, don't try to register things with the same name in the same directory.
[ 11.450000] kobject_add_internal failed for lcd with -EEXIST, don't try to register things with the same name in the same directory.
[<c003f29c>] (unwind_backtrace+0x0/0x138) from [<c02a627c>] (kobject_add_internal+0x14c/0x224)
[<c02a627c>] (kobject_add_internal+0x14c/0x224) from [<c02a68ec>] (kset_register+0x20/0x3c)
[<c02a68ec>] (kset_register+0x20/0x3c) from [<c031eb00>] (__class_register+0xc0/0x1d0)
[<c031eb00>] (__class_register+0xc0/0x1d0) from [<c031ec5c>] (__class_create+0x4c/0x84)
[<c031ec5c>] (__class_create+0x4c/0x84) from [<bf007018>] (lcd_class_init+0x18/0x5c [lcd])
[<bf007018>] (lcd_class_init+0x18/0x5c [lcd]) from [<c0033378>] (do_one_initcall+0x34/0x174)
[<c0033378>] (do_one_initcall+0x34/0x174) from [<c009402c>] (sys_init_module+0x3b8/0x1a84)
[<c009402c>] (sys_init_module+0x3b8/0x1a84) from [<c0039700>] (ret_fast_syscall+0x0/0x30)
<4>Unable to create backlight class; errno = -17
就卡死在这里了,怎么办??? |
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