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发表于 2011-3-9 21:23:23
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看看AR.Drone被捅一下Reset都发生了啥:
# strace /bin/factory_reset_cb
...
open("/dev/event0", O_RDONLY) = 6
fstat64(6, {st_mode=S_IFCHR|0660, st_rdev=makedev(13, 64), ...}) = 0
ioctl(6, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbeeffbdc) = -1 EINVAL (Invalid argumen
t)
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40
01e000
read(6, "\317\0\0\0\305\22\6\0\1\0e\0\1\0\0\0\317\0\0\0\337\22\6\0\0\0\0\0\0\0\0
\0", 4096) = 32
read(6, ====> 等在这儿. 捅一下Reset后往下运行...
read(6, "\317\0\0\0\262`\r\0\1\0e\0\0\0\0\0\317\0\0\0\304`\r\0\0\0\0\0\0\0\0\0",
4096) = 32
rt_sigaction(SIGINT, {SIG_IGN, [], 0x4000000 /* SA_??? */}, {SIG_DFL, [], 0}, 8)
= 0
rt_sigaction(SIGQUIT, {SIG_IGN, [], 0x4000000 /* SA_??? */}, {SIG_DFL, [], 0}, 8
) = 0
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
clone(child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, chil
d_tidptr=0x4001f048) = 1059
wait4(1059, sh: /bin/reset_config.sh: not found
[{WIFEXITED(s) && WEXITSTATUS(s) == 127}], 0, NULL) = 1059
rt_sigaction(SIGINT, {SIG_DFL, [], 0x4000000 /* SA_??? */}, NULL, 8) = 0
rt_sigaction(SIGQUIT, {SIG_DFL, [], 0x4000000 /* SA_??? */}, NULL, 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
--- SIGCHLD (Child exited) @ 0 (0) ---
unlink("/data/accs_infos.bin") = 0
unlink("/data/fact_accs_infos.bin") = 0
sync() = 0
rt_sigaction(SIGINT, {SIG_IGN, [], 0x4000000 /* SA_??? */}, {SIG_DFL, [], 0x4000
000 /* SA_??? */}, 8) = 0
rt_sigaction(SIGQUIT, {SIG_IGN, [], 0x4000000 /* SA_??? */}, {SIG_DFL, [], 0x400
0000 /* SA_??? */}, 8) = 0
rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
clone(child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, chil
d_tidptr=0x4001f048) = 1063
wait4(1063, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 1063
rt_sigaction(SIGINT, {SIG_DFL, [], 0x4000000 /* SA_??? */}, NULL, 8) = 0
rt_sigaction(SIGQUIT, {SIG_DFL, [], 0x4000000 /* SA_??? */}, NULL, 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
--- SIGCHLD (Child exited) @ 0 (0) ---
read(6, ====> 此时AR.Drone系统开始重启, 四灯闪烁...
看来有加软开关的可能! |
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