Hi Florian,
Nice to know you fixed it.
Try to use SPI NOR Flash with SmartFS, it will load very fast.
BR,
Alan
On 4/5/20, Florian Wehmeyer <flo...@gmx.net> wrote:
>
> Hi Alan,
>
> many thanks for your hints!!
>
> In my this situation, the -29 error is returned by
>
> ret = elf_load(&loadinfo);
>
> But, turned out that the error was coming from the NXFFS.. I reformatted
> the volume from which I was loading the ELF file, and the error
> disappeared, working well..
>
> Takes some seconds to load the binary, but this is because the I2C
> EEPROM is running only at 400KHz max.
>
>
>
> Best regards,
>
> FLorian
>
>
>
>
> On 03/04/2020 11:36, Alan Carvalho de Assis wrote:
>> Hi Florian,
>>
>> The error -29 is -ESPIPE : Illegal seek.
>>
>> Probably it comes from here:
>>
>> if (offset > iob->io_pktlen)
>> {
>> ioberr("ERROR: offset is past the end of data: %u > %u\n",
>> offset, iob->io_pktlen);
>> return -ESPIPE;
>> }
>>
>> Please try to enable CONFIG_IOB_DEBUG and see if the above error
>> message is printed. Then you can track why it is failing.
>>
>> BR,
>>
>> Alan
>>
>> On 4/3/20, Florian Wehmeyer<flo...@gmx.net> wrote:
>>> Hi all,
>>>
>>> I need to update my app running on nuttx 8.2 system in a simple way,
>>> this is why I've chosen the
>>>
>>> "Release System with ELF Programs: No Symbol Tables" approach.
>>>
>>>
>>> My problem is the size of my elf file, it is up to 12K.
>>>
>>> This is basically because I've packed all the features into 1 task
>>> (network, file I/O, json, etc) because it would be more simple to update
>>> a single elf file rather than have a lot of different elf files for
>>> different tasks and having to maintain a "repository" of those tasks.
>>>
>>>
>>> My question is, is this somehow stupid to do? Is there a reason why I
>>> should avoid to load "bigger" elf-files?
>>>
>>> The system has enough RAM:
>>>
>>> nsh> free
>>> total used free largest
>>> Umem: 229072 17760 211312 211136
>>>
>>>
>>> What happens is, when the elf file is bigger than about 4K, the binary
>>> loader encounters a problem, independently on the config settings of the
>>> elf buffer sizes:
>>>
>>> CONFIG_ELF_STACKSIZE=10240
>>> CONFIG_ELF_BUFFERSIZE=256
>>> CONFIG_ELF_BUFFERINCR=32
>>>
>>>
>>> here's part of the debug output:
>>>
>>>
>>> elf_loadshdrs: Insufficient space in file for section header table
>>>
>>> elf_dumploadinfo: LOAD_INFO:
>>> elf_dumploadinfo: textalloc: 00000000
>>> elf_dumploadinfo: dataalloc: 00000000
>>> elf_dumploadinfo: textsize: 0
>>> elf_dumploadinfo: datasize: 0
>>> elf_dumploadinfo: filelen: 5360
>>> elf_dumploadinfo: filfd: 3
>>> elf_dumploadinfo: symtabidx: 0
>>> elf_dumploadinfo: strtabidx: 0
>>> elf_dumploadinfo: ELF Header:
>>> elf_dumploadinfo: e_ident: 7f 45 4c 46
>>> elf_dumploadinfo: e_type: 0001
>>> elf_dumploadinfo: e_machine: 0028
>>> elf_dumploadinfo: e_version: 00000001
>>> elf_dumploadinfo: e_entry: 00000555
>>> elf_dumploadinfo: e_phoff: 0
>>> elf_dumploadinfo: e_shoff: 5056
>>> elf_dumploadinfo: e_flags: 05000000
>>> elf_dumploadinfo: e_ehsize: 52
>>> elf_dumploadinfo: e_phentsize: 0
>>> elf_dumploadinfo: e_phnum: 0
>>> elf_dumploadinfo: e_shentsize: 40
>>> elf_dumploadinfo: e_shnum: 11
>>> elf_dumploadinfo: e_shstrndx: 8
>>> elf_loadbinary: Failed to load ELF program binary: -29
>>>
>>>
>>> Thanks a lot for any help!!
>>>
>>> Florian
>>>
>>>
>>>
>>>
>>>
>>> --
>>> Florian Wehmeyer
>>> TFW Tech Solutions
>>>
>>>
> --
> Florian Wehmeyer
> TFW Tech Solutions
>
>
