liminix

Unnamed repository; edit this file 'description' to name the repository.
Log | Files | Refs | README | LICENSE

default.nix (4424B)

      1 # GL.INet GL-MT300A
      2 
      3 {
      4   system = {
      5     crossSystem = {
      6       config = "mipsel-unknown-linux-musl";
      7       gcc = {
      8         abi = "32";
      9         arch = "mips32";          # maybe mips_24kc-
     10       };
     11     };
     12   };
     13 
     14   description = ''
     15     WiFi on this device is provided by the rt2800soc module. It
     16     expects firmware to be present in the "factory" MTD partition, so
     17     - assuming we want to use the wireless - we need to build MTD
     18     support into the kernel even if we're using TFTP root
     19   '';
     20 
     21   module = { pkgs, config, ...}:
     22     let
     23       inherit (pkgs.liminix.networking) interface;
     24       inherit (pkgs) openwrt;
     25       mac80211 = pkgs.mac80211.override {
     26         drivers = ["rt2800soc"];
     27         klibBuild = config.system.outputs.kernel.modulesupport;
     28       };
     29      in {
     30       hardware = {
     31         defaultOutput = "tftpboot";
     32         loadAddress = "0x80000000";
     33         entryPoint  = "0x80000000";
     34 
     35         # Creating 5 MTD partitions on "spi0.0":
     36         # 0x000000000000-0x000000030000 : "u-boot"
     37         # 0x000000030000-0x000000040000 : "u-boot-env"
     38         # 0x000000040000-0x000000050000 : "factory"
     39         # 0x000000050000-0x000000fd0000 : "firmware"
     40         # 2 uimage-fw partitions found on MTD device firmware
     41         # Creating 2 MTD partitions on "firmware":
     42         # 0x000000000000-0x000000260000 : "kernel"
     43         # 0x000000260000-0x000000f80000 : "rootfs"
     44 
     45         flash = {
     46           address = "0xbc050000";
     47           size ="0xf80000";
     48           eraseBlockSize = "65536";
     49         };
     50         rootDevice = "/dev/mtdblock5";
     51 
     52         dts = {
     53           src = "${openwrt.src}/target/linux/ramips/dts/mt7620a_glinet_gl-mt300a.dts";
     54           includes = [
     55             "${openwrt.src}/target/linux/ramips/dts"
     56           ];
     57         };
     58         networkInterfaces = rec {
     59           # lan and wan ports are both behind a switch on eth0
     60           eth = interface { device = "eth0"; };
     61           lan = interface {
     62             type = "vlan";
     63             device = "eth0.1";
     64             link = "eth0";
     65             id = "1";
     66             dependencies = [eth];
     67           };
     68           wan = interface {
     69             type = "vlan";
     70             device = "eth0.2";
     71             id = "2";
     72             link = "eth0";
     73             dependencies = [eth];
     74           };
     75           wlan = interface {
     76             device = "wlan0";
     77             dependencies = [ mac80211 ];
     78           };
     79         };
     80       };
     81       boot.tftp = {
     82         loadAddress = "0x00A00000";
     83       };
     84 
     85       kernel = {
     86         src = pkgs.fetchurl {
     87           name = "linux.tar.gz";
     88           url = "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.71.tar.gz";
     89           hash = "sha256-yhO2cXIeIgUxkSZf/4aAsF11uxyh+UUZu6D1h92vCD8=";
     90         };
     91         extraPatchPhase = ''
     92           ${openwrt.applyPatches.ramips}
     93         '';
     94         config = {
     95           MIPS_ELF_APPENDED_DTB = "y";
     96           OF = "y";
     97           USE_OF = "y";
     98 
     99           RALINK = "y";
    100           PCI = "y";
    101           SOC_MT7620 = "y";
    102 
    103           SERIAL_8250_CONSOLE = "y";
    104           SERIAL_8250 = "y";
    105           SERIAL_CORE_CONSOLE = "y";
    106           SERIAL_OF_PLATFORM = "y";
    107 
    108           CONSOLE_LOGLEVEL_DEFAULT = "8";
    109           CONSOLE_LOGLEVEL_QUIET = "4";
    110 
    111           NET = "y";
    112           NETDEVICES = "y";
    113           ETHERNET = "y";
    114           NET_VENDOR_RALINK = "y";
    115           NET_RALINK_MDIO = "y";
    116           NET_RALINK_MDIO_MT7620 = "y";
    117           NET_RALINK_MT7620 = "y";
    118 
    119           SPI = "y";
    120           MTD_SPI_NOR = "y";
    121           SPI_MT7621 = "y"; # } probably don't need both of these
    122           SPI_RT2880 = "y"; # }
    123           SPI_MASTER= "y";
    124           SPI_MEM= "y";
    125 
    126           # both the ethernet ports on this device (lan and wan)
    127           # are behind a switch, so we need VLANs to do anything
    128           # useful with them
    129 
    130           VLAN_8021Q = "y";
    131           SWCONFIG = "y";
    132           SWPHY = "y";
    133 
    134           BRIDGE = "y";
    135           BRIDGE_VLAN_FILTERING = "y";
    136           BRIDGE_IGMP_SNOOPING = "y";
    137 
    138           MTD = "y";
    139           MTD_CMDLINE_PARTS = "y";
    140           MTD_BLOCK = "y";         # fix undefined ref to register_mtd_blktrans_devs
    141 
    142           CPU_LITTLE_ENDIAN = "y";
    143 
    144           CMDLINE_PARTITION = "y";
    145           EARLY_PRINTK = "y";
    146 
    147           NEW_LEDS = "y";
    148           LEDS_CLASS = "y";         # required by rt2x00lib
    149 
    150           PARTITION_ADVANCED = "y";
    151           PRINTK_TIME = "y";
    152           SQUASHFS = "y";
    153           SQUASHFS_XZ = "y";
    154         };
    155       };
    156     };
    157 }