请教大神，N1 TTL救砖，无法进入uboot

fu***

按照论坛的TTL救砖贴接好了，通电后putty有显示，但是无法进入uboot，卡在dtb magic 00000000
输出如下：

1. GXL:BL1:9ac50e:bb16dc;FEAT:BDFC31BC:0;POC:3;RCY:0;EMMC:0;READ:0;CHK:A7;READ:0;0.0;0.0;CHK:0;
   
2. TE: 222741
   
3. 
   
4. BL2 Built : 11:58:42, May 27 2017.
   
5. gxl gc3c9a84 - xiaobo.gu@droid05
   
6. 
   
7. set vdd cpu_a to 1120 mv
   
8. set vdd cpu_b to 1050 mv
   
9. set vddee to 1000 mv
   
10. Board ID = 4
    
11. CPU clk: 1200MHz
    
12. DQS-corr enabled
    
13. DDR scramble enabled
    
14. DDR3 chl: Rank0+1 [url=home.php?mod=space&uid=162986]@[/url] 912MHz - PASS
    
15. Rank0: 1024MB(auto)-2T-13
    
16. Rank1: 1024MB(auto)-2T-13
    
17. DataBus test pass!
    
18. AddrBus test pass!
    
19. -s
    
20. Load fip header from eMMC, src: 0x0000c200, des: 0x01400000, size: 0x00004000
    
21. aml log : R2048 check pass!
    
22. New fip structure!
    
23. Load bl30 from eMMC, src: 0x00010200, des: 0x01700000, size: 0x0000d600
    
24. aml log : R2048 check pass!
    
25. Load bl31 from eMMC, src: 0x00020200, des: 0x01700000, size: 0x0002c600
    
26. aml log : R2048 check pass!
    
27. Load bl33 from eMMC, src: 0x00050200, des: 0x01700000, size: 0x00053400
    
28. aml log : R2048 check pass!
    
29. NOTICE:  BL3-1: v1.0(release):a625749
    
30. NOTICE:  BL3-1: Built : 11:25:15, Aug 25 2017
    
31. [BL31]: GXL CPU setup!
    
32. NOTICE:  BL31: BL33 decompress pass
    
33. mpu_config_enable:ok
    
34. [Image: gxl_v1.1.3243-377db0f 2017-09-07 11:28:58 qiufang.dai@droid07]
    
35. OPS=0x04
    
36. 5a 67 9 3 df ce 1d a4 8a c8 87 65 [0.810011 Inits done]
    
37. secure task start!
    
38. high task start!
    
39. low task start!
    
40. ERROR:   Error initializing runtime service opteed_fast
    
41. 
    
42. 
    
43. U-Boot 2015.01-00010-gfe36fb9-dirty (Mar 17 2018 - 12:20:04)
    
44. 
    
45. DRAM:  2 GiB
    
46. Relocation Offset is: 76ed9000
    
47. register usb cfg[0][1] = 0000000077f5d368
    
48. [CANVAS]canvas init
    
49. vpu: error: vpu: check dts: FDT_ERR_BADMAGIC, load default parameters
    
50. vpu: clk_level = 7
    
51. vpu: set clk: 666667000Hz, readback: 666660000Hz(0x300)
    
52. vpu: vpu_clk_gate_init_off
    
53. vpp: vpp_init
    
54. MMC:   aml_priv->desc_buf = 0x0000000073ed9640
    
55. aml_priv->desc_buf = 0x0000000073edb960
    
56. SDIO Port B: 0, SDIO Port C: 1
    
57. emmc/sd response timeout, cmd8, status=0x3ff2800
    
58. emmc/sd response timeout, cmd55, status=0x3ff2800
    
59. [mmc_init] mmc init success
    
60. dtb magic 00000000
    
61. 
    

复制代码

cy***

同问 一样的问题

cy***

感觉是uboot都有问题了？？？

cy***

你是也用ddbr刷出问题的么

fu***

cyrax 发表于 2020-4-3 17:13
你是也用ddbr刷出问题的么

对，你的解决了吗

fu***

cyrax 发表于 2020-4-3 14:17
感觉是uboot都有问题了？？？

有没有解决办法呀

11278***

还出不出？

cy***

fuhm 发表于 2020-4-7 13:47
对，你的解决了吗

等这两天找个时间我把emmc吹下来，看看能不能直接写。

hw***

我的也是同样的问题，不知道你们解决没有