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本帖最后由 由依 于 2025-4-22 22:45 编辑
W25N02KVZEIR(256m) mt7981 xr30 128m的想换更大的闪存256m,结果根本就无法启动,尝试了就就砖模式,无法写入
有哪些闪存支持的?
F0: 102B 0000
FA: 1040 0000
FA: 1040 0000 [0200]
F9: 3905 0036
F3: 1001 0000 [0200]
F3: 1001 0000
F6: 102C 0000
F5: 1026 0000
00: 1005 0000
FA: 1040 0000
FA: 1040 0000 [0200]
F9: 3905 0036
F3: 1001 0000 [0200]
F3: 1001 0000
F6: 102C 0000
01: 102A 0001
02: 1005 0000
BP: 2000 00C0 [0001]
EC: 0000 0000 [1000]
T0: 0000 00BE [010F]
System halt!
在MTK_uartboot刷入的uboot输入的mtd list 命令
输入的bootmenu 命令 选择1
已经成功解决,编程器居然没有写入好
用备份的编程器刷不好。。。是带ECC
用 [color=inherit !important]路由器直接备份(backup.spi0.0.img),不带ecc完全没问题
如果要刷不含ECC_OOB
擦除芯片./SNANDer -d -e
.写入芯片后验证 ./SNANDer -v -w backup.spi0.0.img
最后用救砖工具(MT798XTTL),刷入mt7981_cmcc_xr30-fip-114M-parts-CN-MESH.bin
MT7981> mtd list
List of MTD devices:
* spi-nand0
- device: spi_nand@0
- parent: spi@1100a000
- driver: spi_nand
- path: /spi@1100a000/spi_nand@0
- type: NAND flash
- block size: 0x20000 bytes
- min I/O: 0x800 bytes
- OOB size: 128 bytes
- OOB available: 56 bytes
- 0x000000000000-0x000010000000 : "spi-nand0"
* nmbm0
- type: Unknown
- block size: 0x20000 bytes
- min I/O: 0x800 bytes
- OOB size: 128 bytes
- OOB available: 56 bytes
- 0x000000000000-0x00000f000000 : "nmbm0"
- 0x000000000000-0x000000100000 : "bl2"
- 0x000000100000-0x000000180000 : "u-boot-env"
- 0x000000180000-0x000000380000 : "factory"
- 0x000000380000-0x000000580000 : "fip"
- 0x000000580000-0x000007780000 : "ubi"
MT7981> bootmenu
*** U-Boot Boot Menu ***
1. Startup system (Default)
2. Upgrade firmware
3. Upgrade ATF BL2
4. Upgrade ATF FIP
5. Upgrade single image
6. Load image
0. U-Boot console
Press UP/DOWN to move, ENTER to select, ESC/CTRL+C to quit
*** Upgrading ATF FIP ***
Available load methods:
0 - TFTP client (Default)
1 - Xmodem
2 - Ymodem
3 - Kermit
4 - S-Record
5 - RAM
Select (enter for default): 0
Input U-Boot's IP address: 192.168.1.1
Input TFTP server's IP address: 192.168.1.10
Input IP netmask: 255.255.255.0
Input file name: mt7981_cmcc_xr30-fip-114M-parts-CN-MESH.bin
Using ethernet@15100000 device
TFTP from server 192.168.1.10; our IP address is 192.168.1.1
Filename 'mt7981_cmcc_xr30-fip-114M-parts-CN-MESH.bin'.
Load address: 0x46000000
Loading: T ###T ##############################################################
#################################################################
#########
387.7 KiB/s
在然后用网页刷个固件回来了,可惜容量没变大,还需要弄一下
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