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modutles handle kernel paging request at virtual address 56000050
이라고 가상주소를 잘못 설정하신것 같습니다..

커널을 사용하신다면 커널에서 2410의 GPIO관련 inclued 파일들을 정의해 놓은것이 있습니다.
이것을 참조하시든지. 커널에서 사용되는 GPIO 함수를 사용하시면 됩니다..

그럼 수고하세요..




>아래와 같은 소스로 F7번 에 신호를 보내려고 하고있습니다. 그런데 무슨 이유인지 모르게 모듈을
>
>거널에 올리면 에러가 나는군요..
>
>  1 #include "module.h"
>  2 #include "version.h"
>  3
>  4 #include "s3c2410.h"
>  5
>  6 #define rGPFCON (*(volatile unsigned *)0x56000050)
>  7 #define rGPFDAT (*(volatile unsigned *)0x56000054)
>  8 #define rGPFUP (*(volatile unsigned *)0x56000058)
>  9
> 10 /*void Port_Init(void)
> 11 {
> 12         rGPFCON = 0x4000;
> 13         rGPFUP = 0xff;
> 14 }*/
> 15 void Led_Display(unsigned long i)
> 16 {
> 17         rGPFCON = (rGPFCON &~(0x3<<14)) | (0x1<<14);
> 18         rGPFUP = rGPFUP|(0x1<<7);
> 19         rGPFDAT = (rGPFDAT &~(0x1<<7))|((i & 0x1)<<7);
> 20 }
> 21 int init_module()
> 22 {
> 23 //      Port_Init();
> 24         Led_Display(1);
> 25         return 0;
> 26 }
> 27 void cleanup_module()
> 28 {
> 29
> 30 }
>
>
>Using led.o
>Warning: loading led will taint Uhe kernel: no lnicense
>a See http://wwwbtux.org/lkml/#elport-tainted foe information ab ut tainted modutles
>o handle kernel paging request at virtual address 56000050
>
>pgd = c1f04000
>
>*pgd = 00000000, *pmd = 00000000
>
>Internal error: Oops: ffffffff
>
>CPU: 0
>
>pc : [<c2900074>] lr : [<c29000bc>] Tainted: P
>
>sp : c1f51ee8 ip : c1f51ef8 fp : c1f51ef4
>
>r10: c1f50000 r9 : 00178668 r8 : ffffffea
>
>r7 : 00000060 r6 : c1100000 r5 : 00000000 r4 : c2900000
>
>r3 : 000055aa r2 : 56000050 r1 : 00044080 r0 : c0003000
>
>Flags: NzCv IRQs on FIQs on Mode SVC_32 Segment user
>
>Control: C000317F Table: 31F04000 DAC: 00000015
>
>Process insmod (pid: 59, stackpage=c1f51000)
>
>Stack: (0xc1f51ed8 to 0xc1f52000)
>
>1ec0: c29000bc c2900074
>
>1ee0: a0000013 ffffffff c1f51f04 c1f51ef8 c29000bc c2900070 c1f51fa4 c1f51f08
>
>1f00: c003c998 c29000bc c1100000 c1f51f1c c1102000 00000003 c14b4ae0 00000060
>
>1f20: c28e0000 c2900060 00000170 00000000 00000000 00000000 00000000 00000000
>
>1f40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
>
>1f60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000020
>
>1f80: c2900000 00034bb8 00000080 c002c7c4 c1f50000 00000170 00000000 c1f51fa8
>
>1fa0: c002c640 c003c2b0 c2900000 00034bb8 00900080 0016d750 00178668 00000000
>
>1fc0: 00000020 c2900000 00034bb8 c2900000 0016d750 bffffea4 00000170 bffffe6c
>
>1fe0: bfffda70 bfffda64 00070460 401dafc0 60000010 00900080 00000000 00000000
>
>Backtrace:
>
>Function entered at [<c2900060>] from [<c29000bc>]
>
>Function entered at [<c29000ac>] from [<c003c998>]
>
>Function entered at [<c003c2a0>] from [<c002c640>]
>
>Code: e92dd800 e24cb004 e59f2010 e59f3010 (e4823008)
>
>Segmentation fault
>