diff options
| author | Cyril Chemparathy <cyril@ti.com> | 2012-07-21 15:55:04 -0400 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2013-05-30 16:02:15 +0100 |
| commit | 4756dcbfd37819a8359d3c69a22be2ee41666d0f (patch) | |
| tree | a9c172f6940e607b9c0c9a3bd7393bf0cc03e940 /arch/arm/mm/mmu.c | |
| parent | a7fbc0d62a4d46e642af889e7288fede5078bc46 (diff) | |
ARM: LPAE: accomodate >32-bit addresses for page table base
This patch redefines the early boot time use of the R4 register to steal a few
low order bits (ARCH_PGD_SHIFT bits) on LPAE systems. This allows for up to
38-bit physical addresses.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Subash Patel <subash.rp@samsung.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/mm/mmu.c')
0 files changed, 0 insertions, 0 deletions