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#1 全志 SOC » 全志T3配置原生双网口 启动PANIC » 2021-07-26 15:55:36

youge
回复: 2

有没有遇到过这种情况的。

[   16.990269] ------------[ cut here ]------------
[   16.990345] WARNING: at net/sched/sch_generic.c:255 dev_watchdog+0x158/0x24c()
[   16.990373] NETDEV WATCHDOG: FE0 (sun4i-emac): transmit queue 0 timed out
[   16.990385] Modules linked in: rtc_rx8025t ss
[   16.990423] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 3.10.108 #573
[   16.990473] [<c0015f54>] (unwind_backtrace+0x0/0xe0) from [<c0013284>] (show_stack+0x10/0x14)
[   16.990509] [<c0013284>] (show_stack+0x10/0x14) from [<c0020aa8>] (warn_slowpath_common+0x4c/0x68)
[   16.990542] [<c0020aa8>] (warn_slowpath_common+0x4c/0x68) from [<c0020b44>] (warn_slowpath_fmt+0x2c/0x3c)
[   16.990577] [<c0020b44>] (warn_slowpath_fmt+0x2c/0x3c) from [<c067d91c>] (dev_watchdog+0x158/0x24c)
[   16.990615] [<c067d91c>] (dev_watchdog+0x158/0x24c) from [<c002c58c>] (call_timer_fn+0x20/0x84)
[   16.990650] [<c002c58c>] (call_timer_fn+0x20/0x84) from [<c002ca68>] (run_timer_softirq+0x1c4/0x228)
[   16.990683] [<c002ca68>] (run_timer_softirq+0x1c4/0x228) from [<c0027660>] (__do_softirq+0xbc/0x19c)
[   16.990713] [<c0027660>] (__do_softirq+0xbc/0x19c) from [<c00277d4>] (do_softirq+0x44/0x50)
[   16.990742] [<c00277d4>] (do_softirq+0x44/0x50) from [<c0027a20>] (irq_exit+0x74/0xbc)
[   16.990772] [<c0027a20>] (irq_exit+0x74/0xbc) from [<c0014850>] (handle_IPI+0x98/0x1c8)
[   16.990803] [<c0014850>] (handle_IPI+0x98/0x1c8) from [<c000a2d8>] (gic_handle_irq+0x54/0x5c)
[   16.990835] [<c000a2d8>] (gic_handle_irq+0x54/0x5c) from [<c000f280>] (__irq_svc+0x40/0x50)
[   16.990852] Exception stack(0xee10ff58 to 0xee10ffa0)
[   16.990870] ff40:                                                       ee10ffa0 00000010
[   16.990897] ff60: f4b116a0 00000003 c235c4f0 00000001 dc457e95 00000003 c0c26e0c 410fc075
[   16.990925] ff80: c0c26e68 00000000 00000008 ee10ffa0 c005bb1c c0615810 60000053 ffffffff
[   16.990963] [<c000f280>] (__irq_svc+0x40/0x50) from [<c0615810>] (cpuidle_enter_state+0x54/0xec)
[   16.991001] [<c0615810>] (cpuidle_enter_state+0x54/0xec) from [<c0615988>] (cpuidle_idle_call+0xe0/0x150)
[   16.991036] [<c0615988>] (cpuidle_idle_call+0xe0/0x150) from [<c00109a0>] (arch_cpu_idle+0x8/0x38)
[   16.991073] [<c00109a0>] (arch_cpu_idle+0x8/0x38) from [<c005ac04>] (cpu_startup_entry+0xac/0x110)
[   16.991104] [<c005ac04>] (cpu_startup_entry+0xac/0x110) from [<4084fa24>] (0x4084fa24)
[   16.991120] ---[ end trace 6494305a8c922d58 ]---

#2 Re: 全志 SOC » 全志LRADC 数据寄存器读出一直是63 » 2020-12-04 13:36:57

找到问题了,lradc要求输入电压小于2V。我们RTC3.6V后备电池用的两个1M的电阻分压,按理说adc输入电压应该是1.8V,但实际用万用表测出该值是3.0V,应该是核心板内部把lradc接了一个小的上拉电阻(猜测,核心板买的,没原理图。)把1M电阻换了小点的解决了。

raspberryman 说:

短路到地看输出啥

#3 全志 SOC » 全志LRADC 数据寄存器读出一直是63 » 2020-12-03 15:06:19

youge
回复: 2

数据寄存器低6位有效,从数据寄存器读出数据时一直为63,这是什么情况,有大佬知道吗

#4 Re: 全志 SOC » T3多核SMP » 2020-11-23 12:48:27

贴牌芯片,两边都不给资料的:)=)

Frankiet 说:

老铁,直接找客服要就可以了。

#5 Re: 全志 SOC » T3多核SMP » 2020-11-18 08:51:39

铁汁,T3的资料能分享一下不,谢谢啦。

#8 Re: 全志 SOC » 修改韦东山的简易bootloader遇到问题 » 2020-07-04 13:51:10

Copy kernel from nor ok!
这句打印出来了没

#11 全志 SOC » 全志sys_config.fex配置文件 » 2020-04-26 09:24:06

youge
回复: 0

FluxBB bbcode 测试
这里boot的IIC配置怎么理解。。
FluxBB bbcode 测试
这里是配置IIC管脚,我可以理解。
有没有人知道的,帮咱一下。

#12 Re: 全志 SOC » 全志A40i 执行reboot概率性panic » 2020-04-24 10:57:31

流氓兔 说:

从 log 看, ktime_get 调用 sched_clock_tick 挂了, 会不会是电源问题啊?

我这里没有使用电池,一般我直接拉电再上电不会出现panic,reboot就会偶尔出现。请问会是电源管理的哪里出问题呢

#13 Re: 全志 SOC » 全志A40i 执行reboot概率性panic » 2020-04-24 10:44:34

每次panic时后边的虚拟地址也不固定:Unable to handle kernel NULL pointer dereference at virtual address 00000001

#14 全志 SOC » 全志A40i 执行reboot概率性panic » 2020-04-24 10:42:19

youge
回复: 4

reboot:
# reboot
# Stopping network: ifdown: interface lo not configured
OK
Stopping DHCP server: FAIL
Stopping ntpd: FAIL
Stopping system message bus: killall: dbus-daemon: no process killed
done
Saving random seed... done.
killall: udevd: no process killed
Stopping logging: OK
[  302.779785] EXT4-fs (mmcblk0p7): re-mounted. Opts: (null)
The system is going down NOW!
[  302.792130] adb_release
Sent SIGTERM to all processes
logout
Sent SIGKILL to all processes
Requesting system reboot
[  305.093607] CPU1: shutdown
[  305.099429] CPU2: shutdown
[  305.105131] CPU3: shutdown
[  305.110317] drivers/cpufreq/cpufreq.c:reboot_notifier_call: stop none boot cpus done
[  305.118779] drivers/devfreq/sunxi_dramfreq.c:sunxi_dramfreq_reboot: stop dramfreq done
[  305.128276] sunxi-mmc 1c11000.sdmmc: try to disable cache
[  305.134399] sunxi-mmc 1c11000.sdmmc: sdc set ios: clk 50000000Hz bm PP pm ON vdd 16 width 8 timing LEGACY(SDR12) dt B
[  305.146313] sunxi-mmc 1c11000.sdmmc: sdc set ios: clk 50000000Hz bm PP pm ON vdd 16 width 1 timing LEGACY(SDR12) dt B
[  305.158166] sunxi-mmc 1c11000.sdmmc: sdc set ios: clk 400000Hz bm PP pm ON vdd 16 width 1 timing LEGACY(SDR12) dt B
[  305.169883] sunxi-mmc 1c11000.sdmmc: sdc set ios: clk 400000Hz bm PP pm ON vdd 16 width 1 timing LEGACY(SDR12) dt B
[  305.183928] sunxi-mmc 1c11000.sdmmc: sdc set ios: clk 400000Hz bm PP pm ON vdd 16 width 1 timing LEGACY(SDR12) dt B
[  305.230495] sunxi-mmc 1c11000.sdmmc: sunxi_mmc_do_shutdown_com: mmc shutdown exit..ok
[  305.239118] sunxi_ohci_hcd_shutdown, ohci0-controller is disable, need not shutdown
[  305.247811] sunxi_ehci_hcd_shutdown, ehci0-controller is disable, need not shutdown
[  305.256376] Restarting system.
[     0.33]HELLO! BOOT0 is starting!
[     0.37]boot0 commit : e5b62d04f86d3b03e4c6b1120cd64ffad5ff8081

[     0.44]boot0 version : 4.0
[     0.47]set pll start
[     0.51]set pll end
[     0.58]PMU: [     0.59]AXP221
==============================================================================================================================
reboot打印错误:
[    7.680025] Unable to handle kernel paging request at virtual address 52d5a500
[    7.687921] pgd = c0004000
[    7.690001] [52d5a500] *pgd=00000000
[    7.690001] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
[    7.690001] Modules linked in:
[    7.690001] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G        W  O 3.10.65 #46
[    7.690001] task: e49304c0 ti: e494a000 task.ti: e494a000
[    7.690001] PC is at sched_clock_tick+0x68/0xac
[    7.690001] LR is at ktime_get+0xe8/0x118
[    7.690001] pc : [<c005700c>]    lr : [<c0067f60>]    psr: 00070193
[    7.690001] sp : e494bd38  ip : 00000008  fp : e494bd64
[    7.690001] r10: c0071294  r9 : c08240c0  r8 : e49304c0
[    7.690001] r7 : 00000003  r6 : c219ae40  r5 : c081e630  r4 : c08213c0
[    7.690001] r3 : c082b020  r2 : 00000018  r1 : 00000001  r0 : e494bd38
[    7.690001] Flags: nzcv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment kernel
[    7.690001] Control: 10c53c7d  Table: 6431006a  DAC: 00000015

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