https://www.znds.com/tv-1218183-1-1.html这个可以么
1155
解决了吗？
怎么刷的学习一下
看了一下请问是不是我画红线那4个长条？那里对应有GND TX RX C:\Users\Administrator\Desktop\1.jpg
成功连接TTL了，也跑码了，过早按的话不识别命令，正常启动的话，没反应，跑码如下，乱码是因为用手按着的，接触不好
Hit any key to stop autoboot:0
gxl_p211_v1#▒▒▒▒?▒C▒
Unknown command '▒▒▒▒▒?▒C▒' - try 'help'
gxl_p211_v1#
Unknown command '▒▒▒▒▒?▒C▒' - try 'help'
gxl_p211_v1#
Unknown command '▒▒▒▒▒?▒C▒' - try 'help'
gxl_p211_v1#
Unknown command '▒▒▒▒▒?▒C▒' - try 'help'
gxl_p211_v1#df
Unknown command 'df' - try 'help'
gxl_p211_v1#date
Unknown command 'date' - try 'help'
gxl_p211_v1#▒▒Ͽ▒▒▒▒▒▒▒▒▒▒▒▒?▒▒▒
Unknown command '▒▒▒▒▒▒▒ۿ▒▒▒▒▒▒▒▒▒▒' - try 'help'
gxl_p211_v1#
Unknown command '▒▒▒▒▒▒▒ۿ▒▒▒▒▒▒▒▒▒▒' - try 'help'
gxl_p211_v1#reboot
reboot use default mode: normal
INFO: PSCI Affinity Map:
INFO: AffInst: Level 0, MPID 0x0, State ON
INFO: AffInst: Level 0, MPID 0x1, State OFF
INFO: AffInst: Level 0, MPID 0x2, State OFF
INFO: AffInst: Level 0, MPID 0x3, State OFF
bl31 reboot reason: 0x1
bl31 reboot reason: 0x1
ERROR: gxbb System Reset: SCP error 1.
GXLX2:BL1:3cfee7:42a5ae;FEAT:ADFD318C:0;POC:3;RCY:0;EMMC:0;READ:0;0.0;CHK:0;
TE: 148350
BL2 Built : 13:35:42, Jun1 2021.
gxl g49d5acc - liqiang.hou@droid07-sz
Board ID = 6, adc=462
set vcck to 1070 mv
set vddee to 1070 mv
CPU clk: 1200MHz
DDR4 chl: Rank0+1 @ 912MHz - FAIL
DDR4 chl: Rank0 @ 912MHz
bist_test rank: 0 1f 00 3f 32 19 4b 1e 00 3c 36 1a 52 1c 00 39 39 20 53 1b 00 37 37 1c 52 609 - PASS
Rank0: 2048MB(auto)-2T-18
AddrBus test pass!
-s
Load fip header from eMMC, src: 0x0000c200, des: 0x01400000, size: 0x00004000
New fip structure!
Load bl30 from eMMC, src: 0x00010200, des: 0x013c0000, size: 0x00007600
Load bl301 from eMMC, src: 0x00018200, des: 0x01380000, size: 0x00002200
Load bl31 from eMMC, src: 0x0001c200, des: 0x10100000, size: 0x00019600
Load bl33 from eMMC, src: 0x00038200, des: 0x01000000, size: 0x00047a00
NOTICE:BL3-1: v1.0(debug):361f8a7
NOTICE:BL3-1: Built : 16:43:26, Dec 19 2018
NOTICE:BL31: GXL normal boot!
NOTICE:BL31: BL33 decompress pass
efuse init ops = c5
efuse init hdcp = c, cf9=7
x2_hp_e = 0
bl30: check_permit, count is 1
bl30: check_permit: ok!
chipid: 0 0 3 c c 0 10 b3 80 a0 0 c5 not ES chip
INFO: BL3-1: Initializing runtime services
WARNING: No OPTEE provided by BL2 boot loader
ERROR: Error initializing runtime service opteed_fast
INFO: BL3-1: Preparing for EL3 exit to normal world
INFO: BL3-1: Next image address = 0x1000000
INFO: BL3-1: Next image spsr = 0x3c9
U-Boot 2015.01-gf89e9b8-dirty (Oct 25 2021 - 09:22:45)
DRAM:2 GiB
Relocation Offset is: 76eee000
register usb cfg = 0000000077f61588
canvas init
vpu: error: vpu: check dts: FDT_ERR_BADMAGIC, load default parameters
vpu: clk_level = 7
vpu: set clk: 666667000Hz, readback: 666660000Hz(0x300)
vpp: vpp_init
MMC: aml_priv->desc_buf = 0x0000000073ededc0
aml_priv->desc_buf = 0x0000000073ee10e0
SDIO Port B: 0, SDIO Port C: 1
emmc/sd response timeout, cmd8, status=0x1ff2800
emmc/sd response timeout, cmd55, status=0x1ff2800
init_part() 293: PART_TYPE_AML
mmc init success
dtb magic 08088b1f
Amlogic multi-dtb tool
GZIP format, decompress...
Multi dtb detected
2layers board, board id use 7
Multi dtb tool version: v2 .
Support 11 dtbs.
aml_dt soc: gxlx2 platform: p291 variant: 2g
dtb 0 soc: gxl plat: p211 vari: 1g
dtb 1 soc: gxl plat: p211 vari: 2g
dtb 2 soc: gxl plat: p215 vari: 1g
dtb 3 soc: gxlx plat: p261 vari: 1g
dtb 4 soc: gxlx plat: p261 vari: 2g
dtb 5 soc: gxlx plat: p265 vari: 1g
dtb 6 soc: gxlx plat: p265 vari: 2g
dtb 7 soc: gxlx2 plat: p291 vari: 1g
dtb 8 soc: gxlx2 plat: p291 vari: 2g
dtb 9 soc: gxlx2 plat: p295 vari: 1g
dtb 10 soc: gxlx2 plat: p295 vari: 2g
Find match dtb: 8
start dts,buffer=0000000073ee3910,dt_addr=0000000073ee3910
Amlogic multi-dtb tool
Single dtb detected
parts: 14
00: logo 0000000002000000 1
01:recovery 0000000002000000 1
02: rsv 0000000000800000 1
03: tee 0000000000800000 1
04: crypt 0000000002000000 1
05: misc 0000000002000000 1
06: instaboot 0000000000400000 1
07: boot 0000000002000000 1
08: system 0000000040000000 1
09: cache 0000000028000000 2
10: params 0000000004000000 2
11: ctc 0000000000400000 2
12: bootfiles 0000000020000000 2
13: data ffffffffffffffff 4
init_part() 293: PART_TYPE_AML
eMMC/TSD partition table have been checked OK!
check pattern success
mmc env offset: 0x2f400000
In: serial
Out: serial
Err: serial
board id is : 6
hpd_state=0
cvbs performance type = 7, table = 0
To run cmd
_verify_dtb_checksum()-924: calc a6186678, store a6186678
_verify_dtb_checksum()-924: calc a6186678, store a6186678
dtb_read()-1046: total valid 2
dtb_read()-1113: do nothing
Amlogic multi-dtb tool
GZIP format, decompress...
Multi dtb detected
2layers board, board id use 7
Multi dtb tool version: v2 .
Support 11 dtbs.
aml_dt soc: gxlx2 platform: p291 variant: 2g
dtb 0 soc: gxl plat: p211 vari: 1g
dtb 1 soc: gxl plat: p211 vari: 2g
dtb 2 soc: gxl plat: p215 vari: 1g
dtb 3 soc: gxlx plat: p261 vari: 1g
dtb 4 soc: gxlx plat: p261 vari: 2g
dtb 5 soc: gxlx plat: p265 vari: 1g
dtb 6 soc: gxlx plat: p265 vari: 2g
dtb 7 soc: gxlx2 plat: p291 vari: 1g
dtb 8 soc: gxlx2 plat: p291 vari: 2g
dtb 9 soc: gxlx2 plat: p295 vari: 1g
dtb 10 soc: gxlx2 plat: p295 vari: 2g
Find match dtb: 8
wipe_data=successfulSecd
wipe_cache=successful
bmp pixel: 16
load fb addr from dts
fb_addr for logo: 0x3dc00000
load fb addr from dts
fb_addr for logo: 0x3dc00000
addr=0x3dc00000 width=3840, height=2160
upgrade_step=2
amlkey_init() enter!
keynum is 4
: tee size: 0
key1 = 23dc4cb3
key2 = 6996c43b
key3 = 23dcdd22
time_out = 7a120
ir init
irkey - irkey key_value1 key_value2 key_value3 time_value
Usage:
irkey
rebootmode=normal
Hit any key to stop autoboot:0
ee_gate_off ...
## Booting Android Image at 0x01080000 ...
reloc_addr =73efad40
copy done
Amlogic multi-dtb tool
Single dtb detected
load dtb from 0x1000000 ......
Uncompressing Kernel Image ... OK
kernel loaded at 0x01080000, end = 0x020a17f0
Loading Ramdisk to 73e01000, end 73edc1a5 ... OK
Loading Device Tree to 000000000fff3000, end 000000000ffffc35 ... OK
signature:
fdt_instaboot: get header err
Starting kernel ...
uboot time: 2637784 us
[ 0.000000@0] Initializing cgroup subsys cpu
[ 0.000000@0] Initializing cgroup subsys cpuacct
[ 0.000000@0] Linux version 3.14.29-gaa15e7c-dirty (root@hisense-vpc) (gcc version 4.9.2 20140904 (prerelease) (crosstool-NG linaro-1.13.1-4.9-2014.09 - Linaro GCC 4.9-2014.09) ) #1 SMP PREEMPT Fri Nov 5 04:28:58 CST 2021
[ 0.000000@0] CPU: ARMv71 Processor revision 4
[ 0.000000@0] bootconsole enabled
get_dvfs_info 0007
INFO: HDCP22 key read fail!
INFO: p1d 0
INFO: pd1 0