附:系统崩溃时的串口信息
Unhandled fault: external abort on non-linefetch (0x1028) at 0xf9e004d4
Internal error: : 1028 [#1]
Modules linked in:
CPU: 0 Not tainted (3.2.0-EmbedSky #1)
PC is at omap4_cminst_read_inst_reg+0x38/0x4c
LR is at omap4_cminst_wait_module_idle+0x44/0x68
pc : [<c0029718>] lr : [<c00297f4>] psr: a0000093
sp : cfa8dcd8 ip : 00000002 fp : cfa8dce4
r10: 00000000 r9 : cfa8dda0 r8 : 3b9aca00
r7 : 00000400 r6 : 000000d4 r5 : 00000001 r4 : 00000289
r3 : f9e00000 r2 : 00000135 r1 : 00000400 r0 : 00000001
Flags: NzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user
Control: 10c5387d Table: 8facc019 DAC: 00000015
PC: 0xc0029698:
9698 e1a0c00d e92dd810 e24cb004 e59fc030 e59c4004 e3510000 11510004 2a000006
96b8 e59cc000 e79c1101 e3510000 10833002 11a03123 17810103 189da810 e7f001f2
96d8 eafffffe c078dc10 e1a0c00d e92dd800 e24cb004 e59f3034 e593c004 e3500000
96f8 1150000c 2a000007 e5933000 e7933100 e3530000 0a000003 e0822001 e1a02122
9718 e7930102 e89da800 e7f001f2 eafffffe c078dc10 e1a0c00d e92dd8f0 e24cb004
9738 e6bf5071 e1a02003 e1a01005 e1a04003 e1a06000 ebffffe3 e1a01006 e1a02005
9758 e1a03004 e3c00003 ebffffcc e89da8f0 e1a0c00d e92dd8f0 e24cb004 e1db50b4
9778 e1a07001 e6bf6072 e1a04000 e1a01006 e1a02005 e1a00007 ebffffd2 e1a01007
LR: 0xc0029774:
9774 e1db50b4 e1a07001 e6bf6072 e1a04000 e1a01006 e1a02005 e1a00007 ebffffd2
9794 e1a01007 e1a02006 e1a03005 e3c00003 e1800004 ebffffba e89da8f0 e1a0c00d
97b4 e92dd8f0 e24cb004 e2536000 e1a05000 0a00000f e6bf7071 e3a04000 ea000002
97d4 eb07eb9a e3540e7d 0a00000b e1a01007 e1a02006 e1a00005 e2844001 ebffffba
97f4 e7e13850 e30a036e e3530003 e3400001 1afffff2 e3a00000 e89da8f0 e3e0000f
9814 e89da8f0 e1a0c00d e92dd8f0 e24cb004 e2536000 e1a05000 0a000010 e6bf7071
9834 e3a04000 ea000002 eb07eb80 e3540e7d 0a00000c e1a01007 e1a02006 e1a00005
9854 e2844001 ebffffa0 e7e13850 e30a036e e3530000 13530002 e3400001 1afffff1
SP: 0xcfa8dc58:
dc58 00000060 000000f5 cf3fac00 00000060 cfa8dcbc cfa8dc78 c0029718 a0000093
dc78 ffffffff cfa8dcc4 cfa8dce4 cfa8dc90 c0533b18 c0008418 00000001 00000400
dc98 00000135 f9e00000 00000289 00000001 000000d4 00000400 3b9aca00 cfa8dda0
dcb8 00000000 cfa8dce4 00000002 cfa8dcd8 c00297f4 c0029718 a0000093 ffffffff
dcd8 cfa8dd04 cfa8dce8 c00297f4 c00296ec c0759058 00000000 cf8736c0 00000000
dcf8 cfa8dd1c cfa8dd08 c00249f8 c00297bc c0759058 cf873740 cfa8dd4c cfa8dd20
dd18 c0024af0 c0024960 c00415c0 c0034aac cfa8dd54 cfa8dd38 c001523c a0000013
dd38 cf873740 cf8736c0 cfa8dd64 cfa8dd50 c0024bd4 c0024a0c 00000001 cf873740
FP: 0xcfa8dc64:
dc64 00000060 cfa8dcbc cfa8dc78 c0029718 a0000093 ffffffff cfa8dcc4 cfa8dce4
dc84 cfa8dc90 c0533b18 c0008418 00000001 00000400 00000135 f9e00000 00000289
dca4 00000001 000000d4 00000400 3b9aca00 cfa8dda0 00000000 cfa8dce4 00000002
dcc4 cfa8dcd8 c00297f4 c0029718 a0000093 ffffffff cfa8dd04 cfa8dce8 c00297f4
dce4 c00296ec c0759058 00000000 cf8736c0 00000000 cfa8dd1c cfa8dd08 c00249f8
dd04 c00297bc c0759058 cf873740 cfa8dd4c cfa8dd20 c0024af0 c0024960 c00415c0
dd24 c0034aac cfa8dd54 cfa8dd38 c001523c a0000013 cf873740 cf8736c0 cfa8dd64
dd44 cfa8dd50 c0024bd4 c0024a0c 00000001 cf873740 cfa8dd7c cfa8dd68 c0031350
R3: 0xf9dfff80:
ff80Unhandled fault: external abort on non-linefetch (0x1028) at 0xf9dfff80
Internal error: : 1028 [#2]
Modules linked in:
CPU: 0 Not tainted (3.2.0-EmbedSky #1)
PC is at __copy_from_user+0xac/0x3ac
LR is at show_data+0xb4/0x11c
pc : [<c0223560>] lr : [<c0015808>] psr: 00000193
sp : cfa8da5c ip : 0000001c fp : cfa8dabc
r10: 00000000 r9 : cfa8da8c r8 : 00000000
r7 : 00000000 r6 : f9dfff80 r5 : 00000000 r4 : cfa8c000
r3 : 00000000 r2 : ffffffe4 r1 : f9dfff80 r0 : cfa8da8c
Flags: nzcv IRQs off FIQs on Mode SVC_32 ISA ARM Segment kernel
Control: 10c5387d Table: 8facc019 DAC: 00000015
Denny%20Yang99373:
有没有更详细的说明?
比如硬件对比EVM改动了什么?软件跑什么会死?等