On Sun, May 9, 2021 at 9:33 AM Richi Dubey <richidu...@gmail.com> wrote:
>
> Hi,
>
> I am using the line:
> rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000)); in my test program
> to emulate a 6 seconds sleep. But when I deubg the program using qemu, I do
> not see it waiting for 6 seconds; on debugging, there is a error of a shared
> library file not found, which leads to the ticks being 0. Can someone please
> help?
>
Yes, 6000 microseconds isn't 6 seconds.
> Debug log:
>
> ----------------------------------------------------------------------------------------------------------
> 35 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb) si
> 0x00101176 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb)
> 0x00101178 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb)
> 0x0010117c 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb)
> __udivsi3 () at
> ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S:1104
> 1104 ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S:
> No such file or directory.
> (gdb)
> 1105 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb) ni
> 1106 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 1107 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb) si
> 1108 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb) ni
> 1109 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 1118 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 1119 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 1120 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 1121 in ../../../../../../gnu-mirror-gcc-57b5da3/libgcc/config/arm/lib1funcs.S
> (gdb)
> 0x00101180 in test () at ../../../testsuites/smptests/smpschededf05/init.c:135
> 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb) si
> 0x00101182 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb)
> 0x00101184 135 rtems_task_wake_after(RTEMS_MICROSECONDS_TO_TICKS(6000));
> (gdb)
> rtems_task_wake_after (ticks=16777216) at
> ../../../cpukit/rtems/src/taskwakeafter.c:30
> 30 {
> (gdb)
> 0x00108b44 30 {
> (gdb) ni
> 0x00108b46 30 {
> (gdb)
> 0x00108b48 30 {
> (gdb)
> 38 cpu_self = _Thread_Dispatch_disable();
> (gdb)
> 0x00108b4e 38 cpu_self = _Thread_Dispatch_disable();
> (gdb)
> 39 executing = _Per_CPU_Get_executing( cpu_self );
> (gdb)
> 0x00108b52 39 executing = _Per_CPU_Get_executing( cpu_self );
> (gdb)
> 0x00108b56 39 executing = _Per_CPU_Get_executing( cpu_self );
> (gdb)
> 41 if ( ticks == 0 ) {
> (gdb)
> 0x00108b5a 41 if ( ticks == 0 ) {
> (gdb) p ticks
> $1 = 0
> (gdb)
>
> ----------------------------------------------------------------------------------------------------------
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