[Linuxppc-users] linux boot

[Michael Ellerman]

tech mind <techmindams04 at gmail.com> writes:
>  Hi,
>
> I am porting Linux on T4240 powerpc. The linux kernel hangs during intial
> stage. Linux log messages are given below. What could be the problem for
> the kernel to hang at this point.

This is probably better on linuxppc-dev. Can you resend there?

cheers

> Linux version 4.1.8-rt8+gbd51baf (root at esm-desktop) (gcc version 4.9.2
> (GCC) ) #416 SMP Wed May 2 12:33:05 IST 2018
> CoreNet Generic board
> Zone ranges:
>   DMA      [mem 0x0000000000000000-0x000000007fffffff]
>   DMA32    empty
>   Normal   [mem 0x0000000080000000-0x00000002ffffffff]
> Movable zone start for each node
> Early memory node ranges
>   node   0: [mem 0x0000000000000000-0x00000002ffffffff]
> Initmem setup node 0 [mem 0x0000000000000000-0x00000002ffffffff]
> MMU: Allocated 2112 bytes of context maps for 255 contexts
> PERCPU: Embedded 16 pages/cpu @c0000002fe300000 s26648 r0 d38888 u65536
> Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 3102720
> Kernel command line: root=/dev/ram rw console=ttyS0,115200
> log_buf_len individual max cpu contribution: 4096 bytes
> log_buf_len total cpu_extra contributions: 94208 bytes
> log_buf_len min size: 16384 bytes
> log_buf_len: 131072 bytes
> early log buf free: 12148(74%)
> PID hash table entries: 4096 (order: 3, 32768 bytes)
> Dentry cache hash table entries: 2097152 (order: 12, 16777216 bytes)
> Inode-cache hash table entries: 1048576 (order: 11, 8388608 bytes)
> Sorting __ex_table...
> Memory: 12197516K/12582912K available (7564K kernel code, 1064K rwdata,
> 2628K rodata, 344K init, 760K bss, 385396K reserved, 0K cma-reserved)
> Hierarchical RCU implementation.
> RCU debugfs-based tracing is enabled.
> CONFIG_RCU_FANOUT set to non-default value of 32
> Additional per-CPU info printed with stalls.
> NR_IRQS:512 nr_irqs:512 16
> mpic: Setting up MPIC " OpenPIC  " version 1.2 at ffe040000, max 24 CPUs
> mpic: ISU size: 512, shift: 9, mask: 1ff
> mpic: Initializing for 512 sources
> clocksource timebase: mask: 0xffffffffffffffff max_cycles: 0xa9210e89c,
> max_idle_ns: 440795203878 ns
> clocksource: timebase mult[15d17460] shift[24] registered
> Console: colour dummy device 80x25
> pid_max: default: 32768 minimum: 301
> Mount-cache hash table entries: 32768 (order: 6, 262144 bytes)
> Mountpoint-cache hash table entries: 32768 (order: 6, 262144 bytes)
> e6500 family performance monitor hardware support registered
> Processor 1 is stuck.
> smp: smp_85xx_start_cpu: timeout waiting for cpu 2 to reset
> smp: failed starting cpu 2 (rc -11)
> smp: smp_85xx_start_cpu: timeout waiting for cpu 2 to reset
> smp: failed starting cpu 3 (rc -11)
> smp: smp_85xx_start_cpu: timeout waiting for cpu 4 to reset
> smp: failed starting cpu 4 (rc -11)
> smp: smp_85xx_start_cpu: timeout waiting for cpu 4 to reset
> smp: failed starting cpu 5 (rc -11)
> _______________________________________________
> Linuxppc-users mailing list
> Linuxppc-users at lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/linuxppc-users