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本帖最后由 liangws 于 2017-9-5 14:22 编辑 7 f$ _2 J0 E# Z' Y/ p! z( n
( X* C; W$ a; f你好!6 H$ A7 C, R$ U
我通过
0 t( c2 u2 @# L% Q& \0 V6 ?make ARCH=arm CROSS_COMPILE=arm-arago-linux-gnueabi- da850_omapl138_tl_defconfig
' ^5 b" Q2 ?8 g8 t* gmake ARCH=arm CROSS_COMPILE=arm-arago-linux-gnueabi- menuconfig
' ^8 t5 [: s$ |8 @! S这个编译内核,把i2c、aci31编译成模块,烧写到flash,启动内核报错,无法正常启动。具体错误如下:
, j0 M7 D2 v, W- S[ 5.691331] Linux video capture interface: v2.00
9 M. l% _) k* l |5 r[ 5.702557] Unable to handle kernel NULL pointer dereference at virtual address 000000281 j" }8 T# M( _9 F
[ 5.710992] pgd = c0004000
5 J$ e2 P3 P8 f, U. p[ 5.713741] [00000028] *pgd=00000000
$ V: [5 |# L# V+ p. m% ~9 D) v[ 5.717366] Internal error: Oops: 5 [#1] PREEMPT
+ r4 J( W, ]; ]& p+ A I5 Q/ e[ 5.722018] Modules linked in:
! y; w/ k. `. K4 _$ r: d, `. {[ 5.725113] CPU: 0 Not tainted (3.3.0 #3)2 Y/ |$ K1 _- f4 Z" H' h2 h: i' G' W1 _
[ 5.729525] PC is at i2c_check_addr_busy+0x14/0x68
% l* M7 A$ E4 t% c2 _; H[ 5.734365] LR is at i2c_new_device+0x158/0x17c
~6 k% X5 q; m- \# L$ ~. C[ 5.738942] pc : [<c02ad6fc>] lr : [<c02adf6c>] psr: 800000139 z5 |! N/ ^0 j) D- _4 }
[ 5.738960] sp : c7833de0 ip : c7833e00 fp : c7833dfc9 p0 y! p" ~! S
[ 5.750506] r10: c05c4018 r9 : c05c4070 r8 : c79e4c04. U0 ]- C! T5 Z/ A9 U
这个可能会是什么问题?我用的内核配置文件是否有问题?* w, S* w& k/ C0 b2 H: Y$ Y8 @
% p q! h; y" H: t: @内核配置如下:6 D$ i @% x" t* w$ e. B
i2c:
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aic31配置:; r+ ]1 x D% U
' h/ W( h$ C/ }7 }6 B3 b6 t8 D6 I1 z) J" ?
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