kernelconfig_penguin

ARMv7/v8 Long Descriptor Format

modulename: io-pgtable-arm.ko
configname: CONFIG_IOMMU_IO_PGTABLE_LPAE

Linux Kernel Configuration
└─> Device Drivers
└─> IOMMU Hardware Support
└─> Generic IOMMU Pagetable Support
└─> ARMv7/v8 Long Descriptor Format

Enable support for the ARM long descriptor pagetable format.
This allocator supports 4K/2M/1G, 16K/32M and 64K/512M page
sizes at both stage-1 and stage-2, as well as address spaces
up to 48-bits in size.


source code:


drivers/iommu/io-pgtable-arm.c