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本帖最后由 liangws 于 2017-9-5 14:22 编辑
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我通过
P' i! [/ [5 J4 \7 Z- G [' Gmake ARCH=arm CROSS_COMPILE=arm-arago-linux-gnueabi- da850_omapl138_tl_defconfig$ [9 d) k/ Q2 L3 S) e+ S: g3 m
make ARCH=arm CROSS_COMPILE=arm-arago-linux-gnueabi- menuconfig
4 G% u8 [9 y/ v" L0 X3 i" W7 B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:2 c7 B. u1 b/ a$ Y' s
[ 5.691331] Linux video capture interface: v2.006 B0 J& T+ ^8 w
[ 5.702557] Unable to handle kernel NULL pointer dereference at virtual address 00000028+ f6 @' q3 F3 t% d8 j
[ 5.710992] pgd = c00040002 J2 A9 P0 i4 D* J+ [/ J9 v
[ 5.713741] [00000028] *pgd=00000000
\& O/ R3 m- a5 M7 |7 m, o% P- a[ 5.717366] Internal error: Oops: 5 [#1] PREEMPT
+ L% a, G1 @% m8 n[ 5.722018] Modules linked in:$ G) B& a) K6 k6 }. V+ S! T5 a
[ 5.725113] CPU: 0 Not tainted (3.3.0 #3)
' c: C6 y R$ v& a8 ^3 Y" o6 H[ 5.729525] PC is at i2c_check_addr_busy+0x14/0x68
& S- C% `3 O! `# I6 @[ 5.734365] LR is at i2c_new_device+0x158/0x17c. B7 y* n/ T; T7 o0 S6 p
[ 5.738942] pc : [<c02ad6fc>] lr : [<c02adf6c>] psr: 80000013
8 d" C# p4 d, I/ }' ?# J9 k) f[ 5.738960] sp : c7833de0 ip : c7833e00 fp : c7833dfc/ K! i/ {, T( F' T
[ 5.750506] r10: c05c4018 r9 : c05c4070 r8 : c79e4c046 V+ Z$ q4 O. _! y/ r
这个可能会是什么问题?我用的内核配置文件是否有问题?
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# M+ v) }4 i) X3 I; X内核配置如下:
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6 W, E) ], @3 S( F5 Jaic31配置:
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