I have a pointer to a function (which i get from a vtable) and I want to edit the function by changing the assembler code (changing a few bytes) at runtime. I tried using memset and also tried assigni
We are working on a project to learn how to write a kernel and learn the ins and outs. We have a bootstrap loader written and it appears to work. However we are having a problem with the kernel loadin
CPU Switches from User mode to Kernel Mode : What exactly does it do? How does it makes this transition?
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Is O开发者_JAVA百科SCompareAndSwap is immune to ABA problem like CMPXCHG8B?It all depends on the implementation. OSCompareAndSwap* is only an interface which guarantee an atomic CAS operator (if the C
Is OSCompareAndSwa开发者_如何学Gop (Mac OS X) equivalent to CMPXCHG8B?You can find the definition of the atomic functions in the OSAtomic.s file in the XNU source.For example, here\'s OSAtomicCompareA
Recently I\'ve been using lot of assembly language in *NIX operating systems. I was wondering about the Windows domain.
I\'ve written an assembler function to speed up a few things for image processing (images are created with CreateDIBSection).
So, I am kind of confused about drawing a stack frame for my assem开发者_如何学Pythonbly code. I have a feeling I started out wrong.
I am beginning some experimentation in writing a kernel and having fun doing it. I have the basic boot-loader done and the following directives:
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