{lib, ...}: let inherit (lib.kernel) yes no; inherit (lib.attrsets) mapAttrs; inherit (lib.modules) mkForce; in { boot.kernelPatches = [ { # recompile with AMD platform specific optimizations name = "amd-platform-patches"; patch = null; # no patch is needed, just apply the options extraStructuredConfig = mapAttrs (_: mkForce) { # enable compiler optimizations for AMD MNATIVE_AMD = yes; X86_USE_PPRO_CHECKSUM = yes; X86_AMD_PSTATE = yes; X86_EXTENDED_PLATFORM = no; # disable support for other x86 platforms X86_MCE_INTEL = no; # disable support for intel mce # multigen LRU LRU_GEN = yes; LRU_GEN_ENABLED = yes; # collect CPU frequency statistics CPU_FREQ_STAT = yes; # Optimized for performance # this is already set on the Xanmod kernel # CC_OPTIMIZE_FOR_PERFORMANCE_O3 = yes; }; } ]; }