The Funtoo Linux project has transitioned to "Hobby Mode" and this wiki is now read-only.
Difference between revisions of "User talk:Pnoecker/Raspberry Pi 4"
(Blanked the page) Tag: Blanking |
|||
| Line 1: | Line 1: | ||
https://github.com/necrose99/arm64-portage | |||
tends to have repos etc, but not yet a funtoo branch... '''POWERUSER flags''' , ye be warned.. may take more manual overrides till deps are solved.. | |||
maake.conf | |||
https://github.com/gentoo-mirror/lto-overlay adds 3rd pass optimize for gcc.. | |||
[[cpuid2cpuflags]] output: 00cpu-flags for package.use / or screen (simular) */* CPU_FLAGS_ARM: edsp neon thumb vfp vfpv3 vfpv4 vfp-d32 crc32 v4 v5 v6 v7 v8 thumb2 | |||
cortex-a72.cortex-a5 cpu type on odroid , rpi4 , Rock64 Rock64pro or Pinebook-Pro | |||
however Gpu drivers for vc4 and or vulkan soon on rpi4 .. mali/panfrost on others for Rock64/pine64 etc. | |||
useful for [[mesa]] | |||
COMMON_FLAGS="-O2 -pipe -march=armv8-a+crc+crypto -mcpu=cortex-a72.cortex-a53 ${GRAPHITE} ${CPU_FLAGS_ARM64}" | |||
CPU_FLAGS_ARM64="edsp neon thumb vfp vfpv3 vfpv4 vfp-d32 crc32 v4 v5 v6 v7 v8 thumb2" | |||
CFLAGS="${COMMON_FLAGS}" | |||
CXXFLAGS="${COMMON_FLAGS}" | |||
FCFLAGS="${COMMON_FLAGS}" | |||
FFLAGS="${COMMON_FLAGS}" | |||
GRAPHITE="-floop-interchange -ftree-loop-distribution -floop-strip-mine -floop-block -ftree-vectorize" | |||
a few Tweaks for CPU flags | |||
Revision as of 15:09, November 16, 2020
https://github.com/necrose99/arm64-portage tends to have repos etc, but not yet a funtoo branch... POWERUSER flags , ye be warned.. may take more manual overrides till deps are solved.. maake.conf
https://github.com/gentoo-mirror/lto-overlay adds 3rd pass optimize for gcc..
cpuid2cpuflags output: 00cpu-flags for package.use / or screen (simular) */* CPU_FLAGS_ARM: edsp neon thumb vfp vfpv3 vfpv4 vfp-d32 crc32 v4 v5 v6 v7 v8 thumb2
cortex-a72.cortex-a5 cpu type on odroid , rpi4 , Rock64 Rock64pro or Pinebook-Pro however Gpu drivers for vc4 and or vulkan soon on rpi4 .. mali/panfrost on others for Rock64/pine64 etc. useful for mesa
COMMON_FLAGS="-O2 -pipe -march=armv8-a+crc+crypto -mcpu=cortex-a72.cortex-a53 ${GRAPHITE} ${CPU_FLAGS_ARM64}" CPU_FLAGS_ARM64="edsp neon thumb vfp vfpv3 vfpv4 vfp-d32 crc32 v4 v5 v6 v7 v8 thumb2" CFLAGS="${COMMON_FLAGS}" CXXFLAGS="${COMMON_FLAGS}" FCFLAGS="${COMMON_FLAGS}" FFLAGS="${COMMON_FLAGS}" GRAPHITE="-floop-interchange -ftree-loop-distribution -floop-strip-mine -floop-block -ftree-vectorize"
a few Tweaks for CPU flags