vxworks

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tcp/ip accept not returning, but client does

server: vxworks 6.3 calls the usual socket, bind, listen, then: for (;;) { client = accept(sfd,NULL,NULL);[详细]

2023-01-02 15:10 分类：问答
How does a VxWorks scheduler get executed?

Would like to know how the scheduler gets called so that it can switch tasks. As in even if its preemptive s开发者_如何转开发cheduling or round robin scheduling - the scheduler should come in to pictu[详细]

2023-01-02 10:53 分类：问答
Executing a script from inside code in VxWorks 6.7

In VxWorks 5.5.1 you could run a script using the execute command.In VxWorks 6.7 the execute command is no longer supported.Does an开发者_开发百科yone now if there is a replacement? I am specifically[详细]

2022-12-31 20:57 分类：问答
Adding -fno-omit-frame-pointer option in ARMARCH5gnu in VxWorks leads to random crashes

Application crashes randomly when -fno-omit-frame-pointer option is added during compilation. This problem happens in ARMARCH5gnu architecture in VxWorks.[详细]

2022-12-30 08:29 分类：问答
Design patterns commonly used for RTOS (VXworks)

Can anyone help me on design patterns commonly used for RTOS? In VXworks, which patter开发者_开发知识库n is more preferable?Can we ignore the second sentence in your question?It is meaningless, and pe[详细]

2022-12-30 05:01 分类：问答
single common address space for all tasks

H开发者_Python百科ow to give single common address space for all tasks. IF its happening like this can we avoidvirtual to physical memory mapping.[详细]

2022-12-29 13:02 分类：问答
Can one task allocate memory from heap to be freed by some other task (say T2)?

I am new to VxWorks. I have a doubt regarding the memory allocation/deallocation in VxWorks: Can one task allocate memory from the开发者_如何学Python heap(say T1) and that can be freed by some other[详细]

2022-12-28 20:19 分类：问答
errno returns zero always in VxWorks PPC

I am running my code on VxWorks PPC and incase of system call failures especially for socket send / recv functions, errno returns 0 always.[详细]

2022-12-24 14:38 分类：问答
What are all the differences between pipes and message queues?

What are all the differences between pipes and message queues? Please explain both from vxworks & unix perspectives.[详细]

2022-12-24 11:12 分类：问答
What is the context of a task that is saved on stack when a task is blocked in VxWorks?

What is the context of a task that is saved on stack when a ta开发者_Python百科sk is blocked in VxWorks?Your question is a bit confusing. When a task is blocked, the entire context of the task is what[详细]

2022-12-23 00:26 分类：问答