Hi Alexey, On 20 February 2018 at 10:54, Alexey Brodkin <alexey.brod...@synopsys.com> wrote: > Hi Simon, Tom, > > On Sun, 2018-02-04 at 06:40 -0700, Simon Glass wrote: >> On 25 January 2018 at 11:22, Alexey Brodkin <alexey.brod...@synopsys.com> >> wrote: >> > From: Alexey Brodkin <alexey.brod...@synopsys.com> >> > >> > Disabling relocation might be useful on ARC for 2 reasons: >> > a) For advanced debugging with Synopsys proprietary MetaWare debugger >> > which is capable of accessing much more specific hardware resources >> > compared to gdb. For example it may show contents of L1 and L2 caches, >> > internal states of some hardware blocks etc. >> > >> > But on the downside MetaWare debugger still cannot work with PIE. >> > Even though that limitation could be work-arounded with change of ELF's >> > header and stripping down all debug info but with it we won't have >> > debug info for source-level debugging which is quite inconvenient. >> > >> > b) Some platforms which might benefit from usage of U-Boot basically >> > don't have enough RAM to accommodate relocation of U-Boot so we >> > keep code in flash and use as much of RAM as possible for more >> > interesting things. >> > >> > Signed-off-by: Alexey Brodkin <abrod...@synopsys.com> >> > Cc: Simon Glass <s...@chromium.org> >> > Cc: Bin Meng <bmeng...@gmail.com> >> > Cc: Heiko Schocher <h...@denx.de> >> > Cc: York Sun <york....@nxp.com> >> > Cc: Stefan Roese <s...@denx.de> >> > --- >> > arch/arc/lib/relocate.c | 6 ++++++ >> > arch/arc/lib/start.S | 8 +++++++- >> > common/board_f.c | 3 ++- >> > 3 files changed, 15 insertions(+), 2 deletions(-) >> >> Reviewed-by: Simon Glass <s...@chromium.org> > > Is it OK if I pull this into my "next" tree? > > I'm asking because common/board_f.c is affected even though > that's just an addition of CONFIG_ARC in one #ifdef.
It is OK with me. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
