Re: [Xenomai] RT_HEAP physical address

[Makarand Pradhan <makarandpradhan@ruggedcom.com>]

Still null, after using %Lx

                 rt_printf("rc_xeno_heap_create: heap: %p, Lx: phy: 
%Lx\n", heap.mapbase, (unsigned long long)info.phys_addr);

root@ruggedcom:~# ./a.out
Running
Heap allocated: heap: 0x48073000, rc: 0
rc_xeno_heap_create: heap: 0x48073000, Lx: phy: 0





On 16/05/14 02:21 PM, Gilles Chanteperdrix wrote:
> On 05/16/2014 08:17 PM, Makarand Pradhan wrote:
>> Hi All,
>>
>> I am running on MPC8360(powerpc) linux 3.0, xenomai 2.6.3.
>>
>> I am trying to get the physical address of a heap using rt_heap_inquire.
>> All the same, I'm getting a null pointer. Can you pl point out if I'm
>> doing something wrong?
>>
>> Code:
>>
>> #include <rtdk.h>
>> #include <stdio.h>
>> #include <sys/mman.h>
>> #include <native/heap.h>
>> #include <native/task.h>
>>
>> void task1_func(void *arg)
>> {
>>            RT_HEAP heap;
>>            RT_HEAP_INFO info;
>>
>>            rt_printf("Running\n");
>>
>>            int rc = rt_heap_create(&heap, "TEST", 1024, H_DMA);
>>
>>            rt_printf("Heap allocated: heap: %p, rc: %i\n", heap.mapbase, rc);
>>
>>            if (rt_heap_inquire(&heap, &info) == 0)
>>            {
>>                    rt_printf("task1: heap: %p, phy: %x\n", heap.mapbase,
>> info.phys_addr);
> What happens if you try phy: %Lx with (unsigned long long)info.phys_addr ?
>
>


-- 
Makarand Pradhan
Software Engineer Ruggedcom
Siemens Canada Limited
Industry Sector
300 Applewood Crescent,
Vaughan, ON, L4K 5C7
Tel: 905 482 4572
e-mail:  makarand.pradhan@siemens.com
www.ruggedcom.com

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