158 lines
4.3 KiB
Nix
158 lines
4.3 KiB
Nix
# GL.INet GL-MT300A
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{
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system = {
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crossSystem = {
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config = "mipsel-unknown-linux-musl";
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gcc = {
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abi = "32";
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arch = "mips32"; # maybe mips_24kc-
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};
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};
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};
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description = ''
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WiFi on this device is provided by the rt2800soc module. It
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expects firmware to be present in the "factory" MTD partition, so
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- assuming we want to use the wireless - we need to build MTD
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support into the kernel even if we're using TFTP root
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'';
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module = { pkgs, config, ...}:
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let
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inherit (pkgs.liminix.networking) interface;
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inherit (pkgs) openwrt;
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mac80211 = pkgs.mac80211.override {
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drivers = ["rt2800soc"];
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klibBuild = config.outputs.kernel.modulesupport;
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};
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in {
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hardware = {
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defaultOutput = "tftpboot";
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loadAddress = "0x80000000";
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entryPoint = "0x80000000";
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# Creating 5 MTD partitions on "spi0.0":
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# 0x000000000000-0x000000030000 : "u-boot"
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# 0x000000030000-0x000000040000 : "u-boot-env"
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# 0x000000040000-0x000000050000 : "factory"
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# 0x000000050000-0x000000fd0000 : "firmware"
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# 2 uimage-fw partitions found on MTD device firmware
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# Creating 2 MTD partitions on "firmware":
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# 0x000000000000-0x000000260000 : "kernel"
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# 0x000000260000-0x000000f80000 : "rootfs"
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flash = {
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address = "0xbc050000";
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size ="0xf80000";
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eraseBlockSize = "65536";
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};
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rootDevice = "/dev/mtdblock5";
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dts = {
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src = "${openwrt.src}/target/linux/ramips/dts/mt7620a_glinet_gl-mt300a.dts";
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includes = [
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"${openwrt.src}/target/linux/ramips/dts"
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];
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};
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networkInterfaces = rec {
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# lan and wan ports are both behind a switch on eth0
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eth = interface { device = "eth0"; };
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lan = interface {
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type = "vlan";
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device = "eth0.1";
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link = "eth0";
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id = "1";
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dependencies = [eth];
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};
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wan = interface {
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type = "vlan";
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device = "eth0.2";
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id = "2";
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link = "eth0";
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dependencies = [eth];
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};
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wlan = interface {
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device = "wlan0";
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dependencies = [ mac80211 ];
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};
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};
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};
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boot.tftp = {
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loadAddress = "0x00A00000";
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};
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kernel = {
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src = pkgs.fetchurl {
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name = "linux.tar.gz";
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url = "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.71.tar.gz";
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hash = "sha256-yhO2cXIeIgUxkSZf/4aAsF11uxyh+UUZu6D1h92vCD8=";
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};
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extraPatchPhase = ''
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${openwrt.applyPatches.ramips}
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'';
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config = {
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MIPS_ELF_APPENDED_DTB = "y";
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OF = "y";
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USE_OF = "y";
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RALINK = "y";
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PCI = "y";
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SOC_MT7620 = "y";
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SERIAL_8250_CONSOLE = "y";
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SERIAL_8250 = "y";
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SERIAL_CORE_CONSOLE = "y";
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SERIAL_OF_PLATFORM = "y";
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CONSOLE_LOGLEVEL_DEFAULT = "8";
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CONSOLE_LOGLEVEL_QUIET = "4";
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NET = "y";
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NETDEVICES = "y";
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ETHERNET = "y";
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NET_VENDOR_RALINK = "y";
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NET_RALINK_MDIO = "y";
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NET_RALINK_MDIO_MT7620 = "y";
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NET_RALINK_MT7620 = "y";
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SPI = "y";
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MTD_SPI_NOR = "y";
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SPI_MT7621 = "y"; # } probably don't need both of these
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SPI_RT2880 = "y"; # }
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SPI_MASTER= "y";
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SPI_MEM= "y";
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# both the ethernet ports on this device (lan and wan)
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# are behind a switch, so we need VLANs to do anything
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# useful with them
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VLAN_8021Q = "y";
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SWCONFIG = "y";
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SWPHY = "y";
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BRIDGE = "y";
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BRIDGE_VLAN_FILTERING = "y";
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BRIDGE_IGMP_SNOOPING = "y";
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MTD = "y";
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MTD_CMDLINE_PARTS = "y";
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MTD_BLOCK = "y"; # fix undefined ref to register_mtd_blktrans_devs
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CPU_LITTLE_ENDIAN = "y";
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CMDLINE_PARTITION = "y";
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EARLY_PRINTK = "y";
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NEW_LEDS = "y";
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LEDS_CLASS = "y"; # required by rt2x00lib
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PARTITION_ADVANCED = "y";
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PRINTK_TIME = "y";
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SQUASHFS = "y";
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SQUASHFS_XZ = "y";
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};
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};
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};
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}
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