> Subject: [U-Boot] [PATCH 0/8] armv7: cache maintenance operations > > With D-cache and MMU enabled for ARM in u-boot it becomes imperative to > support a minimal set of cache maintenance operations and necessary > initializations before enabling MMU. > > This series of patches attempt to do the following for armv7: > * Necessary initialization sequence before enabling MMU that includes > invalidation of TLB, data caches, branch predictor array etc. > * Framework for supporting SOC specific outer caches in a generic manner > (using a structure of function pointers - inspired by the Linux > implementation) > * Generic armv7 cache maintenance operations for caches known to the CPU > * Support for ARM PL310 L2 cache controller used in OMAP4 > * Cleanup of the cleanup_before_linux() function > * Adapting all armv7 SOCs to use the new framework and removing > duplicated code > > Testing: > * Extensive testing on OMAP4430SDP and OMAP3430SDP by creating coherency > issues and solving them using the maintenance routines > - Eg: memfill a region of memory with a known pattern > - Invalidate the region > - Read back and compare the region with the original pattern > - If match fails it means that invalidate is successful > - Now add a flush call just before the invalidate > - If match succeeds it means that flush was successful > - Outer caches were tested with experiments involving making the > function pointers NULL > * Kernel booting on OMAP4430SDP and OMAP3430SDP > > > Aneesh V (8): > arm: make default implementation of cache_flush() weakly linked > armv7: cache maintenance operations for armv7 > armv7: integrate cache maintenance support > arm: minor fixes for cache and mmu handling > armv7: add PL310 support to u-boot > armv7: adapt omap4 to the new cache maintenance framework > armv7: adapt omap3 to the new cache maintenance framework > armv7: adapt s5pc1xx to the new cache maintenance framework
As I mentioned to John Rigby in anoterh e-mail, I will be on vacation till the 20th of January. So there might be a little delay in merging this patch series after due review by the community. Regards, Sandeep _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot