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# the Asahi Linux edge config and options that must go along with it
{ config, pkgs, lib, ... }:
{
config = lib.mkIf config.hardware.asahi.addEdgeKernelConfig {
boot.kernelPatches = [
{
name = "edge-config";
patch = null;
# derived from
# https://github.com/AsahiLinux/PKGBUILDs/blob/stable/linux-asahi/config.edge
extraConfig = ''
DRM_SIMPLEDRM_BACKLIGHT n
BACKLIGHT_GPIO n
DRM_APPLE m
APPLE_SMC m
APPLE_SMC_RTKIT m
APPLE_RTKIT m
APPLE_MAILBOX m
GPIO_MACSMC m
DRM_VGEM n
DRM_SCHED y
DRM_GEM_SHMEM_HELPER y
DRM_ASAHI m
SUSPEND y
'';
}
];
# required for proper DRM setup even without GPU driver
services.xserver.config = ''
Section "OutputClass"
Identifier "appledrm"
MatchDriver "apple"
Driver "modesetting"
Option "PrimaryGPU" "true"
EndSection
'';
# required for edge drivers
hardware.asahi.withRust = true;
};
options.hardware.asahi.addEdgeKernelConfig = lib.mkOption {
type = lib.types.bool;
default = false;
description = ''
Build the Asahi Linux kernel with additional experimental "edge"
configuration options.
'';
};
}
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