(sorry for any duplicate of this mail) Hi R Sricharan,
On Tue, 8 Jan 2013 23:38:22 +0530, R Sricharan <r.sricha...@ti.com> wrote: > Currently for ARM based cpu's, mmu pagetable attributes are set with > manager permissions for all 4GB address space. Because of this the > 'execute never (XN)' permission is never checked on read sensitive > regions which results in speculative aborts. > > This series changes the domain permissions of the full 4GB space > to client access for OMAP socs. This avoids all the speculative > aborts that are currently seen on OMAP5 secure devices. > > Tested on OMAP5 SDP (HS) soc. > > This series depends on [1] the patch sent by > <Vincent Stehle <v-ste...@ti.com> > > [1] http://www.mail-archive.com/u-boot@lists.denx.de/msg102709.html > > R Sricharan (2): > ARM: mmu: Introduce weak dram_bank_setup function > ARM: mmu: Set domain permissions to client access > > arch/arm/cpu/armv7/cache_v7.c | 3 ++ > arch/arm/cpu/armv7/omap-common/hwinit-common.c | 35 > ++++++++++++++++++++++++ > arch/arm/include/asm/cache.h | 1 + > arch/arm/include/asm/system.h | 14 ++++++++++ > arch/arm/lib/cache-cp15.c | 13 ++++++++- > 5 files changed, 65 insertions(+), 1 deletion(-) > Series applied to u-boot-arm/master, thanks! Amicalement, -- Albert. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
