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Unable to handle kernel paging request at virtual address 5b0a9004
pgd = c3aa0000
[5b0a9004] *pgd=00000000
Internal error: Oops: 5 [#1]
Modules linked in: ov9650 input_polldev
CPU: 0 Not tainted (2.6.30.4-EmbedSky #17)
PC is at s3c2410_gpio_setpin+0x24/0x44
LR is at EmbedSky_leds_ioctl+0x3c/0x68
pc : [<c002da7c>] lr : [<c01519d0>] psr: 60000093
sp : c3a73ebc ip : 5b0a9000 fp : c3a73ecc
r10: 00000000 r9 : c3a72000 r8 : c0024008
r7 : 00000004 r6 : 00000000 r5 : 00000004 r4 : 60000013
r3 : 60000093 r2 : 00000000 r1 : 00000001 r0 : c0152010
Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user
Control: c000717f Table: 33aa0000 DAC: 00000015
Process led-player (pid: 464, stack limit = 0xc3a72268)
Stack: (0xc3a73ebc to 0xc3a74000)
3ea0: 00000000
3ec0: c3a73ee4 c3a73ed0 c01519d0 c002da68 c382e900 00000004 c3a73f04 c3a73ee8
3ee0: c0090f3c c01519a4 00000003 c382e900 00000003 00000004 c3a73f7c c3a73f08
3f00: c0091210 c0090ed4 00000008 00099e9e 00000d7e c03b9108 c3a73f44 c3a73f28
3f20: c004e83c c3a72000 bea9bd08 00000000 00000000 bea9bd08 00000008 00000000
3f40: 00000000 c0093198 c3a73f70 00000000 ffffffff 00000003 00000004 00000000
3f60: c382e900 c0024008 c3a72000 00000000 c3a73fa4 c3a73f80 c00914f0 c0090f7c
3f80: ffffffff 00000000 00000000 00000000 412e8480 00000036 00000000 c3a73fa8
3fa0: c0023e60 c00914c0 00000000 00000000 00000003 00000000 00000004 00000000
3fc0: 00000000 00000000 412e8480 00000036 00000000 00000000 40025000 bea9bc6c
3fe0: 00000000 bea9bc58 000087bc 400f76ec 80000010 00000003 6d726966 65726177
Backtrace:
[<c002da58>] (s3c2410_gpio_setpin+0x0/0x44) from [<c01519d0>] (EmbedSky_leds_ioctl+0x3c/0x68)
r4:00000000
[<c0151994>] (EmbedSky_leds_ioctl+0x0/0x68) from [<c0090f3c>] (vfs_ioctl+0x78/0x80)
r5:00000004 r4:c382e900
[<c0090ec4>] (vfs_ioctl+0x0/0x80) from [<c0091210>] (do_vfs_ioctl+0x2a4/0x544)
r7:00000004 r6:00000003 r5:c382e900 r4:00000003
[<c0090f6c>] (do_vfs_ioctl+0x0/0x544) from [<c00914f0>] (sys_ioctl+0x40/0x68)
[<c00914b0>] (sys_ioctl+0x0/0x68) from [<c0023e60>] (ret_fast_syscall+0x0/0x2c)
r7:00000036 r6:412e8480 r5:00000000 r4:00000000
Code: e121f003 e3c0c01f e1a0c0ac e28cc4fb (e59c3004)
---[ end trace 6420de1ec0397260 ]---
把led-player.c里面led_fd = open("/dev/GPIO_Control", 0);改成了led_fd = open("/dev/EmbedSky_leds", 0);
就出来上面的信息了,LED全灭了
是什么原因呢? |
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