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The Xiaomi Mi Router AC2100 is a *black* cylindrical router that shares many
characteristics (apart from its looks and the GPIO ports) with the 6-antenna
*white* "Xiaomi Redmi Router AC2100"
See the visual comparison of the two routers here:
https://github.com/emirefek/openwrt-R2100/raw/imgcdn/rm2100-r2100.jpg
Specification of R2100:
- CPU: MediaTek MT7621A
- RAM: 128 MB DDR3
- FLASH: 128 MB ESMT NAND
- WIFI: 2x2 802.11bgn (MT7603)
- WIFI: 4x4 802.11ac (MT7615)
- ETH: 3xLAN+1xWAN 1000base-T
- LED: Power, WAN in Yellow and Blue
- UART: On board (Don't know where is should be confirmed by anybody else)
- Modified u-boot
Hacking of official firmware process is same at both RM2100 and R2100.
Thanks to @namidairo
Here is the detailed guide Hack: https://github.com/impulse/ac2100-openwrt-guide
Guide is written for MacOS but it will work at linux.
needed packages: python3(with scapy), netcat, http server, telnet client
1. Run PPPoE&exploit to get nc and wget busybox, get telnet and wget firmware
2. mtd write openwrt-ramips-mt7621-xiaomi_mi-router-ac2100-kernel1.bin kernel1
3. nvram set uart_en=1
4. nvram set bootdelay=5
5. nvram set flag_try_sys1_failed=1
6. nvram commit
7. mtd -r write openwrt-ramips-mt7621-xiaomi_mi-router-ac2100-rootfs0.bin rootfs0
other than these I specified in here. Everything is same with:
f3792690c4
Thanks for all community and especially for this device:
@Ilyas @scp07 @namidairo @Percy @thorsten97 @impulse (names@forum.openwrt.com)
MAC Locations:
WAN *:b5 = factory 0xe006
LAN *:b6 = factory 0xe000
WIFI 5ghz *:b8 = factory 0x8004
WIFI 2.4ghz *:b7 = factory 0x0004
Signed-off-by: Emir Efe Kucuk <emirefek@gmail.com>
[refactored common image bits into Device/xiaomi-ac2100, fixed From:]
Signed-off-by: Petr Štetiar <ynezz@true.cz>
147 lines
2.1 KiB
Plaintext
147 lines
2.1 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include "mt7621.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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chosen {
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bootargs = "console=ttyS0,115200n8";
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};
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keys {
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compatible = "gpio-keys";
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reset {
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label = "reset";
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gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
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linux,code = <KEY_RESTART>;
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};
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};
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};
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&nand {
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status = "okay";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "Bootloader";
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reg = <0x0 0x80000>;
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read-only;
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};
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partition@80000 {
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label = "Config";
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reg = <0x80000 0x40000>;
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};
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partition@c0000 {
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label = "Bdata";
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reg = <0xc0000 0x40000>;
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read-only;
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};
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factory: partition@100000 {
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label = "factory";
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reg = <0x100000 0x40000>;
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read-only;
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};
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partition@140000 {
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label = "crash";
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reg = <0x140000 0x40000>;
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};
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partition@180000 {
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label = "crash_syslog";
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reg = <0x180000 0x40000>;
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};
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partition@1c0000 {
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label = "reserved0";
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reg = <0x1c0000 0x40000>;
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read-only;
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};
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/* We keep stock xiaomi firmware (kernel0) here */
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partition@200000 {
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label = "kernel_stock";
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reg = <0x200000 0x400000>;
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};
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partition@600000 {
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label = "kernel";
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reg = <0x600000 0x400000>;
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};
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partition@a00000 {
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label = "ubi";
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reg = <0xa00000 0x7580000>;
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};
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};
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};
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&pcie {
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status = "okay";
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};
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&pcie0 {
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wifi@0,0 {
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compatible = "mediatek,mt76";
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reg = <0x0000 0 0 0 0>;
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mediatek,mtd-eeprom = <&factory 0x8000>;
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ieee80211-freq-limit = <5000000 6000000>;
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};
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};
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&pcie1 {
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wifi@0,0 {
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compatible = "mediatek,mt76";
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reg = <0x0000 0 0 0 0>;
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mediatek,mtd-eeprom = <&factory 0x0000>;
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ieee80211-freq-limit = <2400000 2500000>;
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};
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};
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&gmac0 {
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mtd-mac-address = <&factory 0xe000>;
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};
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&switch0 {
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ports {
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port@0 {
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status = "okay";
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label = "wan";
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mtd-mac-address = <&factory 0xe006>;
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};
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port@2 {
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status = "okay";
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label = "lan1";
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};
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port@3 {
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status = "okay";
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label = "lan2";
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};
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port@4 {
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status = "okay";
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label = "lan3";
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};
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};
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};
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&state_default {
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gpio {
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groups = "uart2", "uart3", "wdt";
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function = "gpio";
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};
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};
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