led驱动

for(i=0;i<4;i++)

{

s3c2410_gpio_cfgpin(gpio_table[i],gpio_cfg_table[i]);

s3c2410_gpio_setpin(gpio_table[i], 0);//没给端口初始化居然报错暂时没有深究

}

报错信息

 Unable to handle kernel paging request at virtual address 3affffd4

pgd = c3a08000

[3affffd4] *pgd=00000000

Internal error: Oops: 5 [#1]

Modules linked in: EmbedSky_gpio [last unloaded: EmbedSky_gpio]

CPU: 0    Not tainted  (2.6.30.4-EmbedSky #7)

PC is at s3c2410_gpio_setpin+0x1c/0x3c

LR is at EmbedSky_leds_ioctl+0x4c/0x60 [EmbedSky_gpio]

pc : []    lr : []    psr: 60000093

sp : c3a0ff08  ip : 3affffd0  fp : bef43b8c

r10: 00000004  r9 : c3a0e000  r8 : c0025f08

r7 : c3a06b60  r6 : 00000000  r5 : 00000004  r4 : 60000013

r3 : 60000093  r2 : 00000000  r1 : 00000001  r0 : 7fffffac

Flags: nZCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment user

Control: c000717f  Table: 33a08000  DAC: 00000015

Process led-player (pid: 429, stack limit = 0xc3a0e268)

Stack: (0xc3a0ff08 to 0xc3a10000)

ff00:                   00000000 bf00604c c3a06b60 c00983bc 00000003 c3a06b60 

ff20: 00000003 c00988b4 00000000 c007c594 000000bd 00000000 00000000 bef43b98 

ff40: 00000000 000000f7 c39e9b00 000003dc c3a09000 c009a368 c3a0ff80 ffffffff 

ff60: c39eb614 c396e9a0 00000003 00000004 00000000 c3a06b60 c0025f08 c3a0e000 

ff80: 00000000 c009893c 00000003 00000000 00000004 411e8480 00000000 412e8480 

ffa0: 00000036 c0025d60 411e8480 00000000 00000003 00000000 00000004 00000000 

ffc0: 411e8480 00000000 412e8480 00000036 00000000 00000000 40025000 bef43b8c 

ffe0: 00000000 bef43b78 000087bc 400f76ec 80000010 00000003 30437031 30437431 

[] (s3c2410_gpio_setpin+0x1c/0x3c) from [] (EmbedSky_leds_ioctl+0x4c/0x60 [EmbedSky_gpio])

[] (EmbedSky_leds_ioctl+0x4c/0x60 [EmbedSky_gpio]) from [] (vfs_ioctl+0x68/0x78)

[] (vfs_ioctl+0x68/0x78) from [] (do_vfs_ioctl+0x4cc/0x520)

[] (do_vfs_ioctl+0x4cc/0x520) from [] (sys_ioctl+0x34/0x50)

[] (sys_ioctl+0x34/0x50) from [] (ret_fast_syscall+0x0/0x2c)

Code: e121f003 e3c0c01f e1a0c0ac e28cc4fb (e59c3004) 

---[ end trace d0902a1037fb1d42 ]---

Segmentation fault