Hello all,
I was able to proceed further via setting rtems_minimum_stack_size manually
to 0x200.
Now I have another error, my backtrace:
#0 0x20403728 in _Internal_error
(core_error=INTERNAL_ERROR_WORKSPACE_ALLOCATION)
at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/score/src/interr.c:44
#1 0x2040ec40 in _Workspace_Allocate_or_fatal_error (size=2976696) at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/score/src/wkspace.c:163
#2 0x2040f0e6 in _Freechain_Initialize (freechain=0x80000c3c
<_RTEMS_tasks_Information+60>, allocator=0x2040ec16
<_Workspace_Allocate_or_fatal_error>, number_nodes=41343, node_size=72)
at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/score/src/freechain.c:31
#3 0x20409346 in _Thread_Initialize_information (information=0x80000c00
<_RTEMS_tasks_Information>, the_api=OBJECTS_CLASSIC_API, the_class=1,
maximum=3908149631, is_string=false,
maximum_name_length=4) at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/score/src/thread.c:68
#4 0x20401dac in _RTEMS_tasks_Manager_initialization () at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/rtems/src/tasks.c:72
#5 0x204021bc in rtems_initialize_executive () at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/../../cpukit/sapi/src/exinit.c:95
#6 0x2040031c in boot_card (cmdline=0x0) at
/home/reprofy/Projects/riscv/rtems/development/rtems/kernel/rtems-riscv/c/src/lib/libbsp/riscv32/hifive1/../../shared/bootcard.c:76
#7 0xffffcd98 in ?? ()
Is RTEMS trying to allocate 2976696 bytes?
It seems to me, that .data region is not properly initialized. What do you
think about this?
2017-06-18 1:31 GMT+03:00 Denis Obrezkov <denisobrez...@gmail.com>:
> 2017-06-17 22:11 GMT+03:00 Denis Obrezkov <denisobrez...@gmail.com>:
>
>>
>>>> Can you run RTEMS hello world? Or does printf make that too large? If
>>> that is
>>> too large, you need to force the tests to switch to printk(). There is
>>> some magic
>>> in testsuites/configure.ac for that.
>>>
>>> The low ticker examples (especially the last one) will show configure
>>> options
>>> to cut memory use.
>>>
>>> But these are hacks on individual tests. If there is a simulator which
>>> has interrupts,
>>> I would be testing on it since you will be battling the architecture not
>>> a RAM limit.
>>> Your project is the port not to put RTEMS into a tiny memory space. :)
>>>
>>> --joel
>>>
>>>
>>>> --
>>>> Regards, Denis Obrezkov
>>>>
>>>
>>> I was able to run the low ticker example further than in my earlier
>> attempts.
>>
>> But now I have a problem with it:
>> #0 memset (m=0xb98a0641, c=0, n=102) at ../../../../../gcc-7.1.0/newli
>> b/libc/string/memset.c:62
>> #1 0x20403168 in _Heap_Initialize (heap=0xb98a0641,
>> heap_area_begin_ptr=0x80002456, heap_area_size=7082, page_size=8)
>> at /home/reprofy/Projects/riscv/rtems/development/rtems/kernel/
>> rtems-riscv/c/src/../../cpukit/score/src/heap.c:230
>> #2 0x20400954 in RTEMS_Malloc_Initialize (areas=0x80003f78,
>> area_count=1, extend=0x0)
>> at /home/reprofy/Projects/riscv/rtems/development/rtems/kernel/
>> rtems-riscv/c/src/../../cpukit/libcsupport/src/malloc_initialize.c:40
>> #3 0x20400378 in bsp_work_area_initialize_default
>> (area_begin=0x80000e10, area_size=12784) at ../../../../../.././hifive1/li
>> b/include/bsp/bootcard.h:158
>> #4 0x204003c0 in bsp_work_area_initialize () at
>> /home/reprofy/Projects/riscv/rtems/development/rtems/kernel/
>> rtems-riscv/c/src/lib/libbsp/riscv32/hifive1/../../shared/
>> bspgetworkarea.c:61
>> #5 0x204021bc in rtems_initialize_executive () at
>> /home/reprofy/Projects/riscv/rtems/development/rtems/kernel/
>> rtems-riscv/c/src/../../cpukit/sapi/src/exinit.c:95
>> #6 0x2040031c in boot_card (cmdline=0x0) at
>> /home/reprofy/Projects/riscv/rtems/development/rtems/kernel/
>> rtems-riscv/c/src/lib/libbsp/riscv32/hifive1/../../shared/bootcard.c:76
>> #7 0x20400064 in _end_clear_bss () at /home/reprofy/Projects/riscv/r
>> tems/development/rtems/kernel/rtems-riscv/c/src/lib/libbsp/
>> riscv32/hifive1/start/start.S:116
>>
>> I want to figure out, why it wants to use memset on these addresses,
>> because 0x80004000 is the maximum available address.
>>
>>
>> --
>> Regards, Denis Obrezkov
>>
>
> I was able to proceed further after adding
> #define CONFIGURE_UNIFIED_WORK_AREAS
> to init.c of low_ticker example.
> Now I get an error:
> #0 0x2040d940 in _Chain_Initialize_node (the_node=0x80003ec0) at
> ../../cpukit/../../../hifive1/lib/include/rtems/score/chainimpl.h:127
> #1 0x2040da82 in _Chain_Iterator_initialize (the_chain=0x80000320
> <_User_extensions_List>, the_registry=0x8000032c
> <_User_extensions_List+12>, the_iterator=0x80003ec0,
> direction=CHAIN_ITERATOR_FORWARD) at ../../cpukit/../../../hifive1/
> lib/include/rtems/score/chainimpl.h:1049
> #2 0x2040de90 in _User_extensions_Iterate (arg=0x80003f18,
> visitor=0x2040dd48 <_User_extensions_Fatal_visitor>,
> direction=CHAIN_ITERATOR_FORWARD)
> at /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/score/src/userextiterate.c:174
> #3 0x204036c4 in _User_extensions_Fatal (source=INTERNAL_ERROR_CORE,
> error=4) at ../../cpukit/../../../hifive1/lib/include/rtems/score/
> userextimpl.h:307
> #4 0x204036e8 in _Terminate (the_source=INTERNAL_ERROR_CORE,
> the_error=4) at /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/score/src/interr.c:35
> #5 0x20403730 in _Internal_error (core_error=INTERNAL_ERROR_
> INTERRUPT_STACK_TOO_SMALL)
> at /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/score/src/interr.c:44
> #6 0x20403824 in _ISR_Handler_initialization () at
> /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/score/src/isr.c:51
> #7 0x20402170 in rtems_initialize_data_structures () at
> /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/sapi/src/exinit.c:82
> #8 0x204021bc in rtems_initialize_executive () at
> /home/reprofy/Projects/riscv/rtems/development/rtems/
> kernel/rtems-riscv/c/src/../../cpukit/sapi/src/exinit.c:95
> #9 0x2040031c in boot_card (cmdline=0x0) at /home/reprofy/Projects/riscv/
> rtems/development/rtems/kernel/rtems-riscv/c/src/lib/
> libbsp/riscv32/hifive1/../../shared/bootcard.c:76
> #10 0xffffcd98 in ?? ()
>
> And I found out that rtems_minimum_stack_size variable is 0xab817bb3.
> And I don't know why - in the low ticker example it is set to 512.
>
> --
> Regards, Denis Obrezkov
>
--
Regards, Denis Obrezkov
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