（求助）来时候好好的，回不去咧

zhang260gt

F663NV9
9 D& o6 ~0 z! F, O1 k0 c7 JLogin: root
- \- I% v9 l3 s/ f( |4 wPassword:

BusyBox v1.17.2 (2020-09-22 03:18:56 CST) built-in shell (ash)
4 i1 |  ^0 L% J6 M, i2 |1 K: M% m# JEnter 'help' for a list of built-in commands.

& I0 J% O1 z5 G/ # cat /proc/mtd
$ U9 z! l1 r3 q8 L6 Ydev:    size   erasesize  name
" i- b$ W3 ^$ y& G9 P6 V* Hmtd0: 10000000 00020000 "whole flash"
mtd1: 00200000 00020000 "u-boot"
mtd2: 00400000 00020000 "others"
2 X% w6 V0 F7 M+ Z- T' xmtd3: 00400000 00020000 "parameter tags"
  O1 L0 Q) G* b6 @mtd4: 00400000 00020000 "wlan"
9 y1 Z4 b& j6 U  B+ A# Lmtd5: 00800000 00020000 "usercfg"
mtd6: 00400000 00020000 "middleware"
: Z: n6 M8 B) N" L! U% Rmtd7: 02000000 00020000 "kernel1"
; Q1 j$ Z5 {. ?mtd8: 02000000 00020000 "kernel2"
( `7 w0 |; H& p) _mtd9: 03200000 00020000 "osgi1"
" I. I+ u4 m8 O$ ]mtd10: 03200000 00020000 "osgi2"
3 E! M% ~6 X- r+ l6 d! }* E1 _mtd11: 04100000 00020000 "plugin_data"
mtd12: 01fe0000 00020000 "rootfs"
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/ # dd if=/dev/mtd12 of=./254.12.bin
65280+0 records in
0 l! a0 d/ g2 O# C' Z65280+0 records out
33423360 bytes (31.9MB) copied, 33.206153 seconds, 983.0KB/s

/ |& u! x- n0 N/ # dd of=/dev/mtd12 if=./254.12.bin
6 X, e3 }  ~. {% pdd: writing '/dev/mtd12': Input/output error
: |, }& U6 @4 {, }2+0 records in
1 v3 u' S0 l& \+ k1 V( u, M1+0 records out
  m9 x$ n  i  E1 X6 K* L9 F0 h, ?8 v512 bytes (512B) copied, 0.003061 seconds, 163.3KB/s
/ #
SOS
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ycjfw

继续学习，可望成功回去！

zhang260gt

谁能帮助我
& D6 z* F9 @8 |& \; I2022.11.20

zhang260gt

zhang260gt

ZXHN CMCC UNI V2.2.0P1N46

zhang260gt

增加新问题：
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zhang260gt

继续顶直到解决问题，
块大小：
/ # cat /proc/partitions
major minor  #blocks  name
& I8 E; X9 _; ^) g% a
   7        0      26320 loop0
& ~6 S7 v  k! Q% U  31        0     262144 mtdblock0
  31        1       2048 mtdblock1
  31        2       4096 mtdblock2
  31        3       4096 mtdblock3
  31        4       4096 mtdblock4
  31        5       8192 mtdblock5
9 t! X$ I$ |7 a) _  31        6       4096 mtdblock6
+ M+ j. n1 Z, D  31        7      32768 mtdblock7
; }+ W% A5 v2 z1 l  H( `: I, o  31        8      32768 mtdblock8
  31        9      51200 mtdblock9
  31       10      51200 mtdblock10
  31       11      66560 mtdblock11
' F5 M) I6 B0 g  31       12      32640 mtdblock12
2 V+ A# L( G' H$ k% P! B/ #

zhang260gt

继续顶
/ I% `+ Q3 U# a9 l+ i2022.12.1
/ # cat ./proc/cpuinfo
' ]* ^( |3 E6 |! c: R( }processor       : 0
model name      : ARMv7 Processor rev 1 (v7l)
, V# ]& d9 E  I/ DBogoMIPS        : 1987.37
Features        : half fastmult edsp tls
CPU implementer : 0x41
. N- x! ]: G! c3 S: u" q8 OCPU architecture: 7
CPU variant     : 0x4
0 U* N* p: s! v8 Y' GCPU part        : 0xc09
CPU revision    : 1
$ Y9 Z+ `; {. h9 m! {4 P' A
Hardware        : ZTE ZX27912X (Device Tree)
  d, u) T9 R( ^2 {% B: f3 d9 Y$ `Revision        : 0000
Serial          : 0000000000000000
' X. j  j% \6 D" b/ #

zhang260gt

2022.12.3
继续顶：
- v: u( b5 x" W0 n9 M/ # cd /proc
2 R' L- {0 R% q$ g  j5 ~/ # ls v*
0 d; s) K0 v/ y" i( P& N! a! {version      vmallocinfo  vmstat
  L) ^' V9 G7 ~3 c0 N3 q4 w! C* g$ u/ # cat version
Linux version 4.1.25 (dubaoshan@localhost.localdomain) (gcc version 4.9.4 (Buildroot 2017.05-svn2186) )#72 SMP Sun Jun 06 21:16:58 CST 2021
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keroya02

我也不了解，我试了2个都是上传失败