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/freebsd-11-stable/sys/arm/arm/ | ||
H A D | pmap-v6.c | diff 291492 Mon Nov 30 15:18:52 MST 2015 mmel ARM: create new memory attribute for writethrough cacheable memory. - add new TEX class for WT cacheable memory - export new TEX class to kernel as VM_MEMATTR_WT attribute - add new aliases VM_MEMATTR_WRITE_COMBINING and VM_MEMATTR_WRITE_BACK, it's used in DRM code Note: Only Cortex A8 supports WT caching in HW. On rest of Cortex CPUs, WT requests is treated as uncacheable. Approved by: kib (mentor) |
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