前言
沛喆PZ-L8路由器刷机教程
接TTL
插好TTL,路由器主板上有标注引脚,VCC请不要接！！！
上电进u-boot
打开终端软件，配置：115200,8,无,1,无
路由器上电后快速按esc，中断uboot启动
输入smeminfo查看初始分区
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| IPQ5018# smeminfo
ubi0: attaching mtd1
ubi0: scanning is finished
ubi0: attached mtd1 (name "mtd=0", size 58 MiB)
ubi0: PEB size: 131072 bytes (128 KiB), LEB size: 126976 bytes
ubi0: min./max. I/O unit sizes: 2048/2048, sub-page size 2048
ubi0: VID header offset: 2048 (aligned 2048), data offset: 4096
ubi0: good PEBs: 464, bad PEBs: 0, corrupted PEBs: 0
ubi0: user volume: 5, internal volumes: 1, max. volumes count: 128
ubi0: max/mean erase counter: 25/11, WL threshold: 4096, image sequence number: 1838781505
ubi0: available PEBs: 0, total reserved PEBs: 464, PEBs reserved for bad PEB handling: 20
flash_type: 0xb
flash_index: 0x0
flash_chip_select: 0x0
flash_block_size: 0x20000
flash_density: 0x80000
partition table offset 0x0
No.: Name Attributes Start Size
0: 0:SBL1 0x0000ffff 0x0 0x80000
1: 0:MIBIB 0x0000ffff 0x80000 0x80000
2: 0:BOOTCONFIG 0x0000ffff 0x100000 0x40000
3: 0:BOOTCONFIG1 0x0000ffff 0x140000 0x40000
4: 0:QSEE 0x0000ffff 0x180000 0x100000
5: 0:QSEE_1 0x0000ffff 0x280000 0x100000
6: 0:DEVCFG 0x0000ffff 0x380000 0x40000
7: 0:DEVCFG_1 0x0000ffff 0x3c0000 0x40000
8: 0:CDT 0x0000ffff 0x400000 0x40000
9: 0:CDT_1 0x0000ffff 0x440000 0x40000
10: 0:APPSBLENV 0x0000ffff 0x480000 0x80000
11: 0:APPSBL 0x0000ffff 0x500000 0x140000
12: 0:APPSBL_1 0x0000ffff 0x640000 0x140000
13: 0:ART 0x0000ffff 0x780000 0x100000
14: 0:TRAINING 0x0000ffff 0x880000 0x80000
15: rootfs 0x0000ffff 0x4300000 0x3a00000
ubi vol 0 kernel
ubi vol 1 wifi_fw
ubi vol 2 bt_fw
ubi vol 3 ubi_rootfs
ubi vol 4 rootfs_data
16: rootfs_1 0x0000ffff 0x900000 0x3a00000
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输入printenv查看初始启动参数
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| IPQ5018# printenv
baudrate=115200
bootcmd=bootipq
bootdelay=1
done_upgrade=0
eth1addr=xxxx
ethact=eth0
ethaddr=xxxx
fdt_high=0x4A400000
fdtcontroladdr=4a9c4004
flash_type=11
ignore_part=0
ipaddr=192.168.10.10
machid=8040000
mtddevname=fs
mtddevnum=0
mtdids=nand0=nand0
mtdparts=mtdparts=nand0:0x3a00000@0x4300000(fs),
netmask=255.255.255.0
new_rootfs0=1
new_rootfs1=1
partition=nand0,0
rootfs_num=1
serverip=192.168.10.19
soc_hw_version=20180101
soc_version_major=1
soc_version_minor=1
stderr=serial@78AF000
stdin=serial@78AF000
stdout=serial@78AF000
sysfail=0
Environment size: 630/262140 bytes
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配置TFTP服务
电脑网卡配置
ip地址：192.168.10.19
掩码：255.255.255.0
关闭防火墙
将ubi-JIKEAP_N3000.img固件放入根目录
TTL刷固件
电脑网口接路由器WAN，输入以下命令开始刷机
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| tftpboot ubi-JIKEAP_N3000.img
flash rootfs
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提示OK后，断电重启
搞定
备用命令
IPQ5018# nand erase 0x900000 0x3a00000
IPQ5018# setenv bootargs
IPQ5018# setenv eth2addr
IPQ5018# setenv eth3addr
IPQ5018# setenv fsbootargs
IPQ5018# setenv mtdparts mtdparts=nand0:0x3a00000@0x4300000(fs),
IPQ5018# setenv mtdparts mtdparts=nand0:0x3a00000@0x900000(fs),
IPQ5018# saveenv