forked from dan/liminix
4559072cbf
When booting over tftp:
MT7621 # bootm 0x868c3000
## Booting image at 868c3000 ...
Image Name: MIPS Liminix Linux
Image Type: MIPS Linux Kernel Image (lzma compressed)
Data Size: 2457948 Bytes = 2.3 MB
Load Address: 80001000
Entry Point: 80001000
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
No initrd
nm_init:791
nm_initFwupPtnStruct:276
nm_lib_readPtnTable:738
[NM_Debug](nm_lib_readPtnTable) 00743: NM_PTN_TABLE_BASE = 0xfe0000
[NM_Debug](nm_lib_readPtnFromNvram) 00569: partition_used_len = 1054, requried len = 8192
[NM_Debug](nm_lib_readPtnTable) 00751: Reading Partition Table from NVRAM ... OK
[NM_Debug](nm_lib_readPtnTable) 00759: Parsing Partition Table ... OK
[NM_Debug](nm_lib_readPtnFromNvram) 00569: partition_used_len = 3, requried len = 3
[NM_Error](nm_api_checkTestMode) 00417: factory boot check testmode flag is not 1.
### test_mode=disable,boot_args:console=ttyS1,115200 root=/dev/mtdblock2 rootfstype=squashfs init=/etc/preinit mtdparts=raspi:256k(uboot),4096k(uImage),11968k@0x440000(rootfs),64k@0xff0000(ART) mem=128M test_mode=disable
## Transferring control to Linux (at address 80001000) ...
## Giving linux memsize in MB, 128
Starting kernel ...
233 lines
7.8 KiB
Nix
233 lines
7.8 KiB
Nix
{
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description = ''
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TP-Link Archer AX23 / AX1800 Dual Band Wi-Fi 6 Router
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*****************************************************
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Hardware summary
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================
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- MediaTek MT7621 (880MHz)
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- 16MB Flash
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- 128MB RAM
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- WLan hardware: Mediatek MT7905, MT7975
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'';
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system = {
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crossSystem = {
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config = "mips-unknown-linux-musl";
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};
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};
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module = {pkgs, config, lib, lim, ... }:
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let firmware = pkgs.stdenv.mkDerivation {
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name = "wlan-firmware";
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phases = ["installPhase"];
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installPhase = ''
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mkdir $out
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cp ${pkgs.linux-firmware}/lib/firmware/mediatek/{mt7915,mt7615,mt7622}* $out
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'';
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};
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in {
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imports = [
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../../modules/arch/mips.nix
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../../modules/outputs/tftpboot.nix
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../../modules/outputs/ubifs.nix
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];
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config = {
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kernel = {
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src = pkgs.pkgsBuildBuild.fetchurl {
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name = "linux.tar.gz";
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url = "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.137.tar.gz";
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hash = "sha256-PkdzUKZ0IpBiWe/RS70J76JKnBFzRblWcKlaIFNxnHQ=";
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};
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extraPatchPhase = ''
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${pkgs.openwrt.applyPatches.ramips}
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'';
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config = {
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# Taken from the rt3200 and gl-mt300n
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RALINK="y";
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PCI = "y";
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SOC_MT7620="y";
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# needed for "Cannot find regmap for /infracfg@10000000"
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MFD_SYSCON = "y";
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PM_CLK="y";
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REGMAP_MMIO = "y";
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CLKSRC_MMIO = "y";
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REGMAP = "y";
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MEDIATEK_GE_PHY = "y";
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# MEDIATEK_MT6577_AUXADC = "y";
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# MEDIATEK_WATCHDOG = "y";
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NET_MEDIATEK_SOC = "y";
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NET_MEDIATEK_STAR_EMAC = "y"; # this enables REGMAP_MMIO
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NET_VENDOR_MEDIATEK = "y";
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BLOCK = "y"; # move this to base option
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SPI_MASTER = "y";
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SPI = "y";
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SPI_MEM="y";
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MTD = "y";
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MTD_BLOCK = "y";
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MTD_RAW_NAND = "y";
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MTD_NAND_MTK_BMT = "y"; # Bad-block Management Table
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MTD_NAND_ECC_SW_HAMMING= "y";
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MTD_SPI_NAND= "y";
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MTD_OF_PARTS = "y";
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MTD_NAND_CORE= "y";
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MTD_SPI_NOR= "y";
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MTD_SPLIT_FIRMWARE= "y";
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MTD_SPLIT_FIT_FW= "y";
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MMC = "y";
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MMC_BLOCK = "y";
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MMC_CQHCI = "y";
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MMC_MTK = "y";
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# Distributed Switch Architecture is needed
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# to make the ethernet ports visible
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NET_DSA="y";
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NET_DSA_MT7530="y";
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NET_DSA_TAG_MTK="y";
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PSTORE = "y";
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PSTORE_RAM = "y";
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PSTORE_CONSOLE = "y";
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PSTORE_DEFLATE_COMPRESS = "n";
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GPIOLIB="y";
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GPIO_MT7621 = "y";
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PINCTRL="y";
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ETHERNET="y";
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SERIAL_8250 = "y";
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SERIAL_8250_CONSOLE = "y";
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# SERIAL_8250_NR_UARTS="3";
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# SERIAL_8250_RUNTIME_UARTS="3";
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SERIAL_CORE_CONSOLE = "y";
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SERIAL_OF_PLATFORM="y";
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} // lib.optionalAttrs (config.system.service ? watchdog) {
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RALINK_WDT = "y"; # watchdog
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MT7621_WDT = "y"; # or it might be this one
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};
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};
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boot = {
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commandLine = [ "console=ttyS0,115200" ];
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tftp = {
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#ipaddr = "10.0.0.8"; # router address
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#serverip = "10.0.0.1"; # build machine or other tftp server
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# Should be a segment of free RAM, where the tftp artifact
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# can be stored before unpacking it to the 'hardware.loadAddress'
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# The 'hardware.loadAddress' is 0x80001000, which suggests the
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# RAM would start at 0x8000000 and (being 128MB) go to
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# to 0x8800000. Let's put it at the 100MB mark at
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# 0x8000000+0x0640000=0x86400000
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loadAddress = lim.parseInt "0x86400000";
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};
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};
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filesystem =
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let inherit (pkgs.pseudofile) dir symlink;
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in
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dir {
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lib = dir {
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firmware = dir {
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mediatek = symlink firmware;
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};
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};
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};
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hardware =
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let
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openwrt = pkgs.openwrt;
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mac80211 = pkgs.mac80211.override {
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drivers = [
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"mt7615e"
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"mt7915e"
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];
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klibBuild = config.system.outputs.kernel.modulesupport;
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};
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in {
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#ubi = {
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# # TODO how to determine?
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# minIOSize = "2048";
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# # TODO how to determine?
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# eraseBlockSize = "126976";
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# # TODO how to determine?
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# maxLEBcount = "1024"; # guessing
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#};
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# from OEM bootlog (openwrt wiki):
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# 4 cmdlinepart partitions found on MTD device raspi
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# Creating 4 MTD partitions on "raspi":
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# 0x000000000000-0x000000040000 : "uboot"
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# 0x000000040000-0x000000440000 : "uImage"
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# 0x000000440000-0x000000ff0000 : "rootfs"
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# 0x000000ff0000-0x000001000000 : "ART"
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# from openwrt bootlog (openwrt wiki):
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# 5 fixed-partitions partitions found on MTD device spi0.0
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# OF: Bad cell count for /palmbus@1e000000/spi@b00/flash@0/partitions
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# OF: Bad cell count for /palmbus@1e000000/spi@b00/flash@0/partitions
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# OF: Bad cell count for /palmbus@1e000000/spi@b00/flash@0/partitions
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# OF: Bad cell count for /palmbus@1e000000/spi@b00/flash@0/partitions
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# Creating 5 MTD partitions on "spi0.0":
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# 0x000000000000-0x000000040000 : "u-boot"
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# 0x000000040000-0x000000fa0000 : "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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# 0x000000000000-0x0000002c0000 : "kernel"
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# 0x0000002c0000-0x000000f60000 : "rootfs"
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# mtd: setting mtd3 (rootfs) as root device
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# 1 squashfs-split partitions found on MTD device rootfs
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# 0x000000640000-0x000000f60000 : "rootfs_data"
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# 0x000000fa0000-0x000000fb0000 : "config"
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# 0x000000fb0000-0x000000ff0000 : "tplink"
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# 0x000000ff0000-0x000001000000 : "radio"
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flash = {
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# from the OEM bootlog 'Booting image at bc040000'
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# (0x40000 from 0xbc000000)
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address = lim.parseInt "0xbc040000";
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# 0x000000040000-0x000000fa0000
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size = lim.parseInt "0xf60000";
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# TODO how to determine?
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eraseBlockSize = 65536;
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};
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# since this is mentioned in the partition table as well?
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defaultOutput = "uimage";
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# taken from openwrt sysupgrade image:
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# openwrt-23.05.2-ramips-mt7621-tplink_archer-ax23-v1-squashfs-sysupgrade.bin: u-boot legacy uImage, MIPS OpenWrt Linux-5.15.137, Linux/MIPS, OS Kernel Image (lzma), 2797386 bytes, Tue Nov 14 13:38:11 2023, Load Address: 0X80001000, Entry Point: 0X80001000, Header CRC: 0X19F74C5B, Data CRC: 0XF685563C
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loadAddress = lim.parseInt "0x80001000";
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entryPoint = lim.parseInt "0x80001000";
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rootDevice = "ubi0:liminix";
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dts = {
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src = "${openwrt.src}/target/linux/ramips/dts/mt7621_tplink_archer-ax23-v1.dts";
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includes = [
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"${openwrt.src}/target/linux/ramips/dts"
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"${config.system.outputs.kernel.modulesupport}/arch/arm64/boot/dts/mediatek/"
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];
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};
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networkInterfaces =
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let
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inherit (config.system.service.network) link;
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inherit (config.system.service) bridge;
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in rec {
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lan1 = link.build { ifname = "lan1"; };
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lan2 = link.build { ifname = "lan2"; };
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lan3 = link.build { ifname = "lan3"; };
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lan4 = link.build { ifname = "lan4"; };
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wan = link.build {
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ifname = "wan";
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dependencies = [ mac80211 ];
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};
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};
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};
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};
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};
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}
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