On 03/16/2015 10:05 AM, Tom Rini wrote: >>>> 8xx and 83xx just need the dummy files copied over. >>> >>> OK, I went and poked at going one direction on this and then dug into >>> the higher level problem more. PowerPC _needs_ the current kernel's >>> arch/powerpc/kernel/misc_32.S relevant cache functions ported over for >>> everyone and we should kill the dummy functions we have today. To try >>> and encourage some folks to do this I'm going to drop this bootcount >>> patch for now. >>> >> >> FWIW, powerpc mpc83xx, mpc85xx, mpc86xx all have flush_dcache_range() >> function >> defined. > > Yes and no: > $ git grep -l flush_dcache_range arch/powerpc/ > arch/powerpc/cpu/mpc512x/cache.c > arch/powerpc/cpu/mpc5xxx/cache.c > arch/powerpc/cpu/mpc83xx/cache.c > arch/powerpc/cpu/mpc85xx/cache.c > arch/powerpc/cpu/mpc86xx/cache.S > arch/powerpc/cpu/ppc4xx/cache.S > > Of these only ppc4xx and mpc86xx are real functions, borrowed from the > kernel long long ago. The rest are dummy functions. And we should > instead make everyone have the same real functions the kernel does :) >
Ah! I was under the impression we use it. But we actually used flush_cache() function. York _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
