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authorStephen Warren <swarren@nvidia.com>2013-10-29 13:47:21 -0600
committerStephen Warren <swarren@nvidia.com>2013-12-04 12:25:25 -0700
commit6dee8200b794a83c0fb144878fdf0ac52af28835 (patch)
tree5f8c36c441ff5d2fd3a5fb2f6315b897e58e3552 /arch/arm/mach-tegra/Kconfig
parent2f1d70af28a94988c1e8fba2ae03d4c7e68e690b (diff)
ARM: tegra: use section-sized static mappings for LPAE too
The static mappings for Tegra's PPSB and APB regions were sized at 1MB in order to allow mapping via sections in order to avoid burning RAM for PTEs. On LPAE, sections are 2MB, so the static mappings need to be larger in order to gain the same benefit. Set IO_{PPSB,APB}_SIZE to SECTION_SIZE so this adjusts automatically. While we're fiddling with iomap.h, compress IO_{IRAM,CPU}_VIRT together to save virtual address space in the vmalloc region; these two regions are mapped using PTEs. Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/Kconfig')
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