xiaozhuang008 发表于 2017-11-15 10:09:19

我给reloaded做了一个底板,在插上串口debug以后打印以下信息

[    4.981490] CPU: 1 PID: 6 Comm: kworker/u8:0 Tainted: P             3.10.0 #125
[    4.981506] Workqueue: kmmcd mmc_rescan
[    4.981529] [<c0013ec4>] (unwind_backtrace+0x0/0xe0) from [<c001176c>] (show_stack+0x10/0x14)
[    4.981543] [<c001176c>] (show_stack+0x10/0x14) from [<c05c593c>] (dw_mci_set_ios+0x9c/0x214)
[    4.981558] [<c05c593c>] (dw_mci_set_ios+0x9c/0x214) from [<c05b2438>] (mmc_set_chip_select+0x18/0x1c)
[    4.981569] [<c05b2438>] (mmc_set_chip_select+0x18/0x1c) from [<c05b68a0>] (mmc_go_idle+0x34/0xc4)
[    4.981580] [<c05b68a0>] (mmc_go_idle+0x34/0xc4) from [<c05b2a8c>] (mmc_rescan_try_freq+0x54/0xd0)
[    4.981589] [<c05b2a8c>] (mmc_rescan_try_freq+0x54/0xd0) from [<c05b3354>] (mmc_rescan+0x204/0x298)
[    4.981601] [<c05b3354>] (mmc_rescan+0x204/0x298) from [<c0050820>] (process_one_work+0x29c/0x458)
[    4.981610] [<c0050820>] (process_one_work+0x29c/0x458) from [<c0050b70>] (worker_thread+0x194/0x2d4)
[    4.981621] [<c0050b70>] (worker_thread+0x194/0x2d4) from [<c0056150>] (kthread+0xa0/0xac)
[    4.981633] [<c0056150>] (kthread+0xa0/0xac) from [<c000da98>] (ret_from_fork+0x14/0x3c)
[    4.981641] dw_mci_set_ios:wait for unbusy timeout....... STATUS = 0x206
[    4.983622] 1358..dw_mci_set_ios:no card.
[    4.984618] 1358..dw_mci_set_ios:no card.
[    4.985610] 1358..dw_mci_set_ios:no card.
[    5.001168] 1358..dw_mci_set_ios:no card.
[    5.020888] 1358..dw_mci_set_ios:no card.
[    5.022870] 1358..dw_mci_set_ios:no card.
[    5.023865] 1358..dw_mci_set_ios:no card.
[    5.024855] 1358..dw_mci_set_ios:no card.
[    5.040537] 1358..dw_mci_set_ios:no card.
[    5.060216] 1358..dw_mci_set_ios:no card.
[    5.062197] 1358..dw_mci_set_ios:no card.
[    5.063190] 1358..dw_mci_set_ios:no card.

我给reloaded做了一个底板,在插上串口debug以后打印以上信息。并且系统启动(LED)以后,又灭掉了,请问这种情况该怎么处理。

longtangshui 发表于 2017-11-15 10:14:31

在线等,挺急!公司用的让发帖等,我也是第一次遇到{:4_89:}
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