Hi Alex, On 26 February 2016 at 08:44, Alexander Graf <ag...@suse.de> wrote: > On 02/26/2016 04:39 PM, Simon Glass wrote: >> >> Hi Alexander, >> >> On 26 February 2016 at 01:58, Alexander Graf <ag...@suse.de> wrote: >>> >>> >>>> Am 26.02.2016 um 03:51 schrieb Simon Glass <s...@chromium.org>: >>>> >>>> Hi, >>>> >>>>> On 25 February 2016 at 17:49, Alexander Graf <ag...@suse.de> wrote: >>>>> Based on the memory map we can determine a lot of hard coded fields of >>>>> TCR, like the maximum VA and max PA we want to support. Calculate those >>>>> dynamically to reduce the chance for pit falls. >>>>> >>>>> Signed-off-by: Alexander Graf <ag...@suse.de> >>>>> --- >>>>> arch/arm/cpu/armv8/cache_v8.c | 59 >>>>> +++++++++++++++++++++++++++++++++++++++- >>>>> arch/arm/include/asm/armv8/mmu.h | 6 +--- >>>>> include/configs/thunderx_88xx.h | 3 -- >>>>> 3 files changed, 59 insertions(+), 9 deletions(-) >>>> >>>> This approach (extern variable) looks good to me. >>>> >>>> Reviewed-by: Simon Glass <s...@chromium.org> >>>> >>>> I didn't know ARRAY_SIZE() worked on external variables, so I leaned >>>> something also. >>> >>> It doesn't. Could you please point me to a case where I'm still using >>> ARRAY_SIZE in v4? I thought I had moved everything to null-terminating >>> entries. >> >> I imagined some gcc linker sizeof() magic. Oh well. >> >> See near the top of get_tcr() - the patch on this thread. > > > In 1/11 the mem_map is still a locally set array which gets preinitialized > to a constant array. That one is supported by ARRAY_SIZE. > > Later in "thunderx: Move mmu table into board file" I move the mem_map > variable into board files and change all ARRAY_SIZE instances to loops that > loop until they hit an empty entry. This is mostly to make review and > bisectability easier, since that way only few things change at a time.
OK, makes sense. Sorry I haven't received it very closely but you seem to have got plenty of input. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
