liminix/devices/qemu-aarch64/default.nix

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# This "device" generates images that can be used with the QEMU
# emulator. The default output is a directory containing separate
# kernel ("Image" format) and root filesystem (squashfs or jffs2)
# images
{
system = {
crossSystem = {
config = "aarch64-unknown-linux-musl";
};
};
module = {pkgs, config, ... }: {
imports = [ ../../modules/arch/aarch64.nix ];
kernel = {
src = pkgs.pkgsBuildBuild.fetchurl {
name = "linux.tar.gz";
url = "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.71.tar.gz";
hash = "sha256-yhO2cXIeIgUxkSZf/4aAsF11uxyh+UUZu6D1h92vCD8=";
};
config = {
VIRTUALIZATION = "y";
PCI_HOST_GENERIC="y";
MTD = "y";
MTD_BLOCK2MTD = "y";
MTD_BLKDEVS = "y";
MTD_BLOCK = "y";
VIRTIO_MENU = "y";
PCI = "y";
VIRTIO_PCI = "y";
BLOCK = "y";
VIRTIO_BLK = "y";
NETDEVICES = "y";
VIRTIO_NET = "y";
SERIAL_EARLYCON_ARM_SEMIHOST = "y"; # earlycon=smh
SERIAL_AMBA_PL011 = "y";
SERIAL_AMBA_PL011_CONSOLE = "y";
};
};
hardware =
let
mac80211 = pkgs.mac80211.override {
drivers = ["mac80211_hwsim"];
klibBuild = config.system.outputs.kernel.modulesupport;
};
in {
defaultOutput = "vmroot";
loadAddress = "0x0";
entryPoint = "0x0";
rootDevice = "/dev/mtdblock0";
flash.eraseBlockSize = "65536"; # c.f. pkgs/mips-vm/mips-vm.sh
networkInterfaces =
let inherit (config.system.service.network) link;
in {
wan = link.build { ifname = "eth0"; };
lan = link.build { ifname = "eth1"; };
wlan_24 = link.build {
ifname = "wlan0";
dependencies = [ mac80211 ];
};
};
};
};
}