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99 lines
3.4 KiB
Nix
99 lines
3.4 KiB
Nix
final: prev: let
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inherit (final) lib;
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in {
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linuxPackages = final.linuxPackagesFor (
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prev.linuxPackages.kernel.override {
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# TODO: The error message is quite unintuitive, maybe improve it?
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# https://github.com/NixOS/nixpkgs/issues/82951
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structuredExtraConfig = with lib.kernel; {
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# optimisation for ryzen 7
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# https://wiki.gentoo.org/wiki/Ryzen
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SMP = yes;
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X86_X2APIC = yes;
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X86_AMD_PLATFORM_DEVICE = yes;
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# Cherry pick my CPU support
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PROCESSOR_SELECT = yes;
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CPU_SUP_AMD = yes;
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# Disable intel CPU support
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CPU_SUP_INTEL = no;
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INTEL_HFI_THERMAL = lib.mkForce unset;
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INTEL_IDLE = lib.mkForce unset;
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INTEL_TDX_GUEST = lib.mkForce unset;
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POWER_RESET_GPIO = lib.mkForce unset;
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POWER_RESET_GPIO_RESTART = lib.mkForce unset;
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TDX_GUEST_DRIVER = lib.mkForce unset;
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X86_INTEL_TSX_MODE_AUTO = lib.mkForce unset;
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X86_SGX = lib.mkForce unset;
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X86_SGX_KVM = lib.mkForce unset;
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SCHED_MC = yes;
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X86_MCE = yes;
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X86_MCE_AMD = yes;
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PERF_EVENTS_INTEL_RAPL = yes;
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X86_AMD_PSTATE = yes;
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X86_POWERNOW_K8 = no;
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# With amd_pstate=active ondemand won't be available anyway.
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# Without more testing, we should accept the claim that its more power efficient and stick to it
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CPU_FREQ = yes;
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X86_INTEL_PSTATE = lib.mkForce no;
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CPU_FREQ_DEFAULT_GOV_SCHEDUTIL = lib.mkForce no;
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CPU_FREQ_DEFAULT_GOV_ONDEMAND = yes;
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# ERROR: could not insert 'amd_freq_sensitivity': No such device
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X86_AMD_FREQ_SENSITIVITY = module;
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# skipping firmware loading section since it's handled by other parts of nixos options
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SENSORS_K10TEMP = yes;
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IOMMU_SUPPORT = yes;
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AMD_IOMMU = yes;
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# additional chipset drivers
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I2C_PIIX4 = yes;
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PINCTRL = yes;
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PINCTRL_AMD = yes;
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CRYPTO = yes;
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CRYPTO_HW = yes;
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CRYPTO_DEV_CCP = yes;
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CRYPTO_DEV_SP_CCP = yes;
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CRYPTO_DEV_CCP_CRYPTO = yes;
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CRYPTO_DEV_CCP_DD = yes;
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CRYPTO_DEV_SP_PSP = yes;
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# Power management controller
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X86_PLATFORM_DEVICES = yes;
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AMD_PMC = yes;
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# My config
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DRM_AMDGPU = yes; # Recent AMD GPU
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# Disable hypervisor guest
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HYPERVISOR_GUEST = lib.mkForce no;
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HYPERV = lib.mkForce unset;
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DRM_HYPERV = lib.mkForce unset;
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FB_HYPERV = lib.mkForce unset;
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HVC_XEN = lib.mkForce unset;
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HVC_XEN_FRONTEND = lib.mkForce unset;
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KVM_GUEST = lib.mkForce unset;
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MOUSE_PS2_VMMOUSE = lib.mkForce unset;
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PARAVIRT = lib.mkForce unset;
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PARAVIRT_SPINLOCKS = lib.mkForce unset;
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PARAVIRT_TIME_ACCOUNTING = lib.mkForce unset;
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PCI_XEN = lib.mkForce unset;
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SWIOTLB_XEN = lib.mkForce unset;
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XEN = lib.mkForce unset;
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XEN_BACKEND = lib.mkForce unset;
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XEN_BALLOON = lib.mkForce unset;
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XEN_BALLOON_MEMORY_HOTPLUG = lib.mkForce unset;
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XEN_DOM0 = lib.mkForce unset;
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XEN_EFI = lib.mkForce unset;
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XEN_HAVE_PVMMU = lib.mkForce unset;
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XEN_MCE_LOG = lib.mkForce unset;
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XEN_PVH = lib.mkForce unset;
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XEN_PVHVM = lib.mkForce unset;
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XEN_SAVE_RESTORE = lib.mkForce unset;
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XEN_SYS_HYPERVISOR = lib.mkForce unset;
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};
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}
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);
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}
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