在 2014年6月26日星期四UTC+8下午3时27分07秒,Hans de Goede写道: > > Hi, > > On 06/26/2014 07:40 AM, zuob...@gmail.com <javascript:> wrote: > > I booting linux-3.15 on pcDuino V3(A20 onboard). > > 1,second CPU failed,I used > https://github.com/jwrdegoede/u-boot-sunxi,then fixed it. > > 2,missing clock-frequency property > > Those messages can be safely ignored. > does not affect the performance of the system in the end?
> > Regards, > > Hans > > > The following is a useful log > > [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, > Nodes=1 > > [ 0.000000] Hierarchical RCU implementation. > > [ 0.000000] RCU restricting CPUs from NR_CPUS=4 to > nr_cpu_ids=2. > > [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, > nr_cpu_ids=2 > > [ 0.000000] NR_IRQS:16 nr_irqs:16 16 > > [ 0.000000] Architected cp15 timer(s) running at 24.00MHz (phys). > > [ 0.000007] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps > every 2863311519744ns > > [ 0.000014] Switching to timer-based delay loop > > [ 0.000281] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps > every 178956969942ns > > [ 0.000402] sched_clock: 32 bits at 160MHz, resolution 6ns, wraps > every 26843545593ns > > [ 0.000553] Console: colour dummy device 80x30 > > [ 0.000581] Calibrating delay loop (skipped), value calculated using > timer frequency.. 48.00 BogoMIPS (lpj=240000) > > [ 0.000593] pid_max: default: 32768 minimum: 301 > > [ 0.000701] Mount-cache hash table entries: 2048 (order: 1, 8192 > bytes) > > [ 0.000712] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 > bytes) > > [ 0.001230] CPU: Testing write buffer coherency: ok > > [ 0.001486] /cpus/cpu@0 missing clock-frequency property > > [ 0.001503] /cpus/cpu@1 missing clock-frequency property > > [ 0.001514] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 > > [ 0.001541] Setting up static identity map for 0x404755e0 - > 0x40475638 > > [ 0.002624] CPU1: Booted secondary processor > > [ 0.002665] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 > > [ 0.002769] Brought up 2 CPUs > > [ 0.002789] SMP: Total of 2 processors activated. > > [ 0.002795] CPU: All CPU(s) started in HYP mode. > > [ 0.002800] CPU: Virtualization extensions available. > > [ 0.003351] devtmpfs: initialized > > [ 0.006961] VFP support v0.3: implementor 41 architecture 2 part 30 > variant 7 rev 4 > > [ 0.007171] pinctrl core: initialized pinctrl subsystem > > [ 0.007357] regulator-dummy: no parameters > > [ 0.011695] NET: Registered protocol family 16 > > [ 0.011962] DMA: preallocated 256 KiB pool for atomic coherent > allocations > > [ 0.020704] vcc3v0: 3000 mV > > [ 0.020865] vcc3v3: 3300 mV > > > > also I can see /proc/cpuinfo > > # cat /proc/cpuinfo > > processor : 0 > > model name : ARMv7 Processor rev 4 (v7l) > > Features : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 > idiva idivt vfpd32 lpae evtstrm > > CPU implementer : 0x41 > > CPU architecture: 7 > > CPU variant : 0x0 > > CPU part : 0xc07 > > CPU revision : 4 > > > > processor : 1 > > model name : ARMv7 Processor rev 4 (v7l) > > Features : swp half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 > idiva idivt vfpd32 lpae evtstrm > > CPU implementer : 0x41 > > CPU architecture: 7 > > CPU variant : 0x0 > > CPU part : 0xc07 > > CPU revision : 4 > > > > Hardware : Allwinner sun7i (A20) Family > > Revision : 0000 > > Serial : 0000000000000000 > > > > is there some way to fixed it? > > > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.