On Tue, May 24, 2011 at 6:15 PM, Ashok Babu <asho...@gmail.com> wrote:
> Hi All, > > I am no success in booting up the ARM1176 processor with the linux-2.6.32 > kernel. > > While googling about the ARM Harvard architecture, I came to know that we > have to flush/invalidate the D-Cache and I-Cache > when using the self modifying codes. > > So here my questions/doubts : > 1) Is'nt it the kernel itself is self modifying code with lots of function > pointers ? > If yes, how is synchronization b/w d-cache and i-cache handled in the > kernel ? > 2) Can this be the reason for the kernel not booting for me ? > Because If i disable the I-Cache in the config, then the kernel boots > up without any issues. > > Any pointers on this will be of great help. > > Here: http://blogs.arm.com/software-enablement/141-caches-and-self-modifying-code/ read the part on "The Solution" - it describe function pointer on a register, and what u are supposed to do with cache transfer. (java is full of JIT compilation) <http://blogs.arm.com/software-enablement/141-caches-and-self-modifying-code/> > Thanks & Best Regards > Ashok > > > > > _______________________________________________ > Kernelnewbies mailing list > Kernelnewbies@kernelnewbies.org > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > > -- Regards, Peter Teoh
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