型号

小米电视TV L32M5-AD

主板标签 TPD MS348T PB793 扩容 此机非晶晨CPU 改完后不能直接通过双清来实现 扩容，

底层修改

再写入底层时需要对其进行相应修改，如图所示 紫色部分是已经修改好的

8G 9000 可能

16G 9001 可能

32G 9003

64G 9007

128G 900F

256G 901F 可能

搜索USERDATA或者导航-转到偏移量-2800

原机测试电源的的串口 TTL跑码

T_115200

AC_ON
UART_115200

AC_ON
MIU1_DQS-OK
BIST0-OK
BIST1-OK
A#_NOTICE:  BL3-1: v1.1(debug):c25aa68
NOTICE:  BL3-1: Built : 21:24:36, Jun 14 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 135 
INFO:    BL3-1: Initializing BL3-2
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100a3c
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Jun 14 2017 21:24:35
INFO:    R1 1fb00000
INFO:    R2 2010155900000003
INFO:    R3 91d040000
U
Relocation Offset is: 01700000
[AT][MB][start ub][675]

U-Boot 2011.06-00000-gcaecefa-dirty (Sep 14 2021 - 20:26:55) 

msIR_Initialize
[SYS][Utopia]: Function = SYSOpen, Line = 1143, current resource pri_shm content is: 0
[SYS][Utopia]: Function = SYSOpen, Line = 1162, [SYS INFO] OPEN INSTANCE...
create instance at 293EAEA8 with private size 128 bytes at 293EAEF0
[MIU][Utopia]: 
[MIU INFO] miu opencreate instance at 293EAF78 with private size 80 bytes at 293EAFC0
create instance at 293EB018 with private size 48 bytes at 293EB060

uboot held at [291DDF60~2AC00000],size=01A220A0
DRAM:  172 MiB
Now running in RAM - U-Boot at: 2A200000

eMMC: HS200 200MHz 
eMMC 3.68 GB [75FFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x50: 0xA0: 0x9: 0x59:0xF0: 0x16
[CPU][Utopia]: 
[CPU INFO] cpu opencreate instance at 293FB4D0 with private size 44 bytes at 293FB518
[CPU][Utopia]: CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]:  *  *` *xV4

[AT][MBoot][Driver Init][814]
factory: user mode
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
no force panel type
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done

Changelist:     24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0 
AC on
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
fore uup IRKey [0xFF]
fore uup u8KeyPad_KeyVal [0xFF]
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
AC on
bt_vendor_name = Realteck,bt_vendor_id= 0x5D00
mmc change mount : tvinfo
Size of file "rtl8723ds_config" from mmc device 0 partition tvinfo: 83 bytes
Loading file "rtl8723ds_config" at offset 0x0 from mmc device 0 partition tvinfo
83 bytes read
Read bt fw file: rtl8723ds_fw 
mmc change mount : tvinfo
Size of file "rtl8723ds_fw" from mmc device 0 partition tvinfo: 59744 bytes
Loading file "rtl8723ds_fw" at offset 0x0 from mmc device 0 partition tvinfo
59744 bytes read
no recovery mod!
BT_MAC:50:A0:09:5A:B3:66
Write RTK BT_MAC:50:A0:09:5A:B3:66
mmc change mount : tvinfo
Size of file "wake_on_ble.conf" from mmc device 0 partition tvinfo: 119 bytes
Loading file "wake_on_ble.conf" at offset 0x0 from mmc device 0 partition tvinfo
119 bytes read
enter wake on ble!
mmc change mount : tvconfig
Loading file "/config/PM.bin" at offset 0x0 from mmc device 0 partition tvconfig
24575 bytes read
[PM][Utopia]: Wait for PM51 standby...........[PM][Utopia]: PM51 run ok...........CRC Check OPEN: 1
0x8301

PS：养成良好习惯， 开机前跑TTL看一下码 没有emmc 没有数据 不跑码！ 电流一闪即逝。

正常开机
UART_115200

AC_ON
MIU1_DQS-OK
BIST0-OK
BIST1-OK
A#_NOTICE:  BL3-1: v1.1(debug):c25aa68
NOTICE:  BL3-1: Built : 21:24:36, Jun 14 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 135 
INFO:    BL3-1: Initializing BL3-2
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100a3c
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Jun 14 2017 21:24:35
INFO:    R1 1fb00000
INFO:    R2 2010155900000003
INFO:    R3 91d040000
U
Relocation Offset is: 01700000
[AT][MB][start ub][828]

U-Boot 2011.06-00000-gcaecefa-dirty (Sep 14 2021 - 20:26:55) 

msIR_Initialize
[SYS][Utopia]: Function = SYSOpen, Line = 1143, current resource pri_shm content is: 0
[SYS][Utopia]: Function = SYSOpen, Line = 1162, [SYS INFO] OPEN INSTANCE...
create instance at 293EAEA8 with private size 128 bytes at 293EAEF0
[MIU][Utopia]: 
[MIU INFO] miu opencreate instance at 293EAF78 with private size 80 bytes at 293EAFC0
create instance at 293EB018 with private size 48 bytes at 293EB060

uboot held at [291DDF60~2AC00000],size=01A220A0
DRAM:  172 MiB
Now running in RAM - U-Boot at: 2A200000
[ eMMC_LoadTimingTable() ] eMMC Warn: mismatch CID, need to rebuild TTable
[ eMMC_LoadTimingTable() ] eMMC Err: load Tables fail, 8000001Ch
[ eMMC_FCIE_EnableFastMode() ] eMMC Warn: no Timing Table, 8000001Ch
eMMC Info: building HS200 table, please wait... 

clk: 200MHz

  eMMC ATop Timing Table: Ver:6h Cnt:1 CurIdx:0 
    Set:0: Clk: 0090h, Result: 0003FFF7h, Reg2Ch: 01h, Skew4: 03h 

OK

eMMC: HS200 200MHz 
eMMC 58.24 GB [747BFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x8C: 0x5A: 0xF8: 0x75:0x80: 0x63
[CPU][Utopia]: 
[CPU INFO] cpu opencreate instance at 293FB4D0 with private size 44 bytes at 293FB518
[CPU][Utopia]: CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]:  *  *` *xV4

[AT][MBoot][Driver Init][1562]
factory: user mode
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
no force panel type
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done

Changelist:     24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0 
AC on
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
fore uup IRKey [0xFF]
fore uup u8KeyPad_KeyVal [0xFF]
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
AC on
bt_vendor_name = Broadcom,bt_vendor_id= 0x0
read bt chip id fail
!
read bt chip id fail
!
read bt chip id fail
!
mmc change mount : tvconfig
Loading file "/config/PM.bin" at offset 0x0 from mmc device 0 partition tvconfig
24575 bytes read
[PM][Utopia]: Wait for PM51 standby...........[PM][Utopia]: PM51 run ok...........CRC Check OPEN: 1
0x8301
ICE:  BL3-1: v1.1(debug):c25aa68
NOTICE:  BL3-1: Built : 21:24:36, Jun 14 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 135 
INFO:    BL3-1: Initializing BL3-2
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100a3c
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Jun 14 2017 21:24:35
INFO:    R1 1fb00000
INFO:    R2 2010155900000003
INFO:    R3 91d040000
U
Relocation Offset is: 01700000
[AT][MB][start ub][827]

U-Boot 2011.06-00000-gcaecefa-dirty (Sep 14 2021 - 20:26:55) 

msIR_Initialize
[SYS][Utopia]: Function = SYSOpen, Line = 1143, current resource pri_shm content is: 0
[SYS][Utopia]: Function = SYSOpen, Line = 1162, [SYS INFO] OPEN INSTANCE...
create instance at 293EAEA8 with private size 128 bytes at 293EAEF0
[MIU][Utopia]: 
[MIU INFO] miu opencreate instance at 293EAF78 with private size 80 bytes at 293EAFC0
create instance at 293EB018 with private size 48 bytes at 293EB060

uboot held at [291DDF60~2AC00000],size=01A220A0
DRAM:  172 MiB
Now running in RAM - U-Boot at: 2A200000
IR decode is i 0 0x8603D
IR decode is i 0 0x8603D
IR decode is i 0 0x8603D

eMMC: HS200 200MHz 
eMMC 58.24 GB [747BFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x8C: 0x5A: 0xF8: 0x75:0x80: 0x63
[CPU][Utopia]: 
[CPU INFO] cpu opencreate instance at 293FB4D0 with private size 44 bytes at 293FB518
[CPU][UtopiIR decode is i 0 0x8603D
a]: CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]:  *  *` *xV4

[AT][MBoot][Driver Init][1114]
IR decode is i 0 0x8603D
factory: user mode
Writing to MMC(0)... 128 blocks wriIR decode is i 0 0x8603D
tten: OK
128 blocks written: OK
done
no force panel type
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done

Changelist:     24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0 
DC on !! 
DC on !! 
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
fore uup IRKey [0x3]
create instance at 2941D3F8 with private size 356 bytes at 2941D440
IR decode is i 0 0x8603D
[ERROR] MsDrv_PNL_Init:865: VB1 Link Type NA !!!!

MsDrv_PNL_Init:Bypass SetDivison 
MDrv_PNL_Init u32PnlRiuBaseAddr = tx
MDrv_PNL_Init u32PMRiuBaseAddr = tx
LINK TYPE = EXT [SYS][Utopia]: [SYS] Unknown query![_MDrv_PNL_Init_LPLL][340]pstPanelInitData->u16Width=1366, pstPanelInitData->u16Height=768
[_MDrv_PNL_Init_LPLL][342]u16HTotal=1560,u16VTotal=806,pstPanelInitData->u16HTotal=1560,pstPanelInitData->u16VTotal=806, u16DefaultVFreq=600
[_MDrv_PNL_Init_Output_Dclk][392]pstPanelInitData->u16Width=1366, pstPanelInitData->u16Height=768
[_MDrv_PNL_Init_Output_Dclk][394]u16HTotal=1560,u16VTotal=806,pstPanelInitData->u16HTotal=1560,pstPanelInitData->u16VTotal=806, u16DefaultVFreq=IR decode is i 0 0x8603D
600
[MApi_XC_MLG_GetStatus, 2685]No instance existed, please get an instance by calling MApi_XC_Init() first
create instance at 2941DB28 with private size 1892 bytes at 2941DB70
[XC,Version] 
 TCON VERSION 1 
[AT][MB][panel_pre_init][1390]

[AT][MB][bootlogo begin][1392]
mmc change mount : tvconfig
Size of file "/boot0.jpg" from mmc device 0 partition tvconfig: 27163 bytes
Loading file "/boot0.jpg" at offset 0x0 from mmc deviIR decode is i 0 0x8603D
ce 0 partition tvconfig
27163 bytes read
create instance at 29424CF8 with private size 312 bytes at 29424D40
IR decode is i 0 0x8603D
[AT][MB][JPD Decode][1539]

[UTOPIA INFO]IR decode is i 0 0x8603D
 close moduleNames[tu]: *` *  *` *xV4

[showLogo] GOP Boot Logo Index 0 
create instance at 29424CF8 with private size 1728 bytes at 29424D40
create instance at 29425408 with private size 9596 bytes at 29425450
<<set_mirror H ON!!>> 
[AT][MB][Show Logo][1601]
IR decode is i 0 0x8603D
IR decode is i 0 0x8603D
IR decode is i 0 0x8603D
## Booting kernel from Legacy Image at 24D00000 ...
   Image Name:   MStar-linux(recovery)
   Image Type:   ARM Linux Multi-File Image (uncompressed)
   Data Size:    22713351 Bytes = 21.7 MiB
   Load Address: 20280000
   EnIR decode is i 0 0x8603D
try Point:  20280000
   Contents:
      Image 0: 13388416 Bytes = 12.8 MiB
      Image 1: 9324923 Bytes = 8.9 MiB
## Loading init Ramdisk from multi component Legacy Image at 24D00000 ...
ramdisk start = 0x259C4ACC, ramdisk end = 0x262A9447
-usb_stop(USB_PORT0)
-usb_stop(USB_PORT1)
-usb_stop(USB_PORT2)
   Loading Multi-File Image ... OK

---MsDrv_PNL_BackLigth_On:1092 Set MsDrv_PNL_BackLigth_On DelayTask 84 
[PWM][Utopia]: Init PWM0[AT][MB][start kr][1978]

Starting kernel ...

set 64 bit mode 
armfw_real_va_addr : A0023000 
optee_real_va_addr : A2100000 
 [Ian] ARM_FW_Enter_64 258  ARMv8 NS-Uboot for 64bit kernel
 [Ian] ARM_FW_Enter_64 259 259C4ACC 8E497B 20200100
INFO:    CPU0 Preparing for EL3 exit to normal world
INFO:    CPU0 Next image address = 0x20280000
INFO:    CPU0 Next image spsr = 0x3c9
INFO:     [Ian] mstar_primary_kernel_enter 128 291dbf84 20200100 259c4acc 8e497b
[    0.000000] SAR5=ON
[    0.000000] SAR5=ON[    0.000000] [AT][KR][reset timer][2131]
[    0.008361] thread_info_cache_init, alloc 1536 thread_pool
[    0.811250] mtdoops: mtd device (mtddev=name/number) must be supplied
[    1.164078] [AT][KR][start init][3295]
[    1.167832] [AutoTest][Kernel][start Initprocess][3295]
[    1.385777] init: property_set("ro.boot.selinux", "permissive") failed
[    1.440802] init: waitpid failed: No child processes
[    1.740957] init: /dev/hw_random not found
[    1.748583] init: /dev/hw_random not found
[    1.851649] fs_mgr: Warning: unknown flag block_validity
[    1.857015] fs_mgr: Warning: unknown flag nodiscard
[    1.861911] fs_mgr: Warning: unknown flag data=ordered
[    1.867198] fs_mgr: Warning: unknown flag journal_checksum
[    1.872734] fs_mgr: Warning: unknown flag block_validity
[    1.878065] fs_mgr: Warning: unknown flag nodiscard
[    1.882972] fs_mgr: Warning: unknown flag data=ordered
[    1.888129] fs_mgr: Warning: unknown flag journal_checksum
[    1.893746] fs_mgr: Warning: unknown flag block_validity
[    1.899077] fs_mgr: Warning: unknown flag nodiscard
[    1.903990] fs_mgr: Warning: unknown flag data=ordered
[    1.909146] fs_mgr: Warning: unknown flag journal_checksum
[    1.914682] fs_mgr: Warning: unknown flag block_validity
[    1.920012] fs_mgr: Warning: unknown flag nodiscard
[    1.924922] fs_mgr: Warning: unknown flag data=ordered
[    1.930078] fs_mgr: Warning: unknown flag journal_checksum
[    1.935651] fs_mgr: Warning: unknown flag block_validity
[    1.940983] fs_mgr: Warning: unknown flag nodiscard
[    1.945905] fs_mgr: Warning: unknown flag data=ordered
[    1.951062] fs_mgr: Warning: unknown flag journal_checksum
[    1.956594] fs_mgr: Warning: unknown flag block_validity
[    1.961925] fs_mgr: Warning: unknown flag nodiscard
[    1.966863] fs_mgr: Warning: unknown flag data=ordered
[    1.972020] fs_mgr: Warning: unknown flag journal_checksum
/ # [    1.981667] fs_mgr: Warning: unknown flag block_validity
[    1.987111] fs_mgr: Warning: unknown flag nodiscard
[    1.992008] fs_mgr: Warning: unknown flag data=ordered
[    1.997206] fs_mgr: Warning: unknown flag journal_checksum
[    2.002744] fs_mgr: Warning: unknown flag block_validity
[    2.008074] fs_mgr: Warning: unknown flag nodiscard
[    2.012994] fs_mgr: Warning: unknown flag data=ordered
[    2.018152] fs_mgr: Warning: unknown flag journal_checksum
[    2.023698] fs_mgr: Warning: unknown flag block_validity
[    2.029029] fs_mgr: Warning: unknown flag nodiscard
[    2.033935] fs_mgr: Warning: unknown flag data=ordered
[    2.039091] fs_mgr: Warning: unknown flag journal_checksum
[    2.044625] fs_mgr: Warning: unknown flag block_validity
[    2.049955] fs_mgr: Warning: unknown flag nodiscard
[    2.054863] fs_mgr: Warning: unknown flag data=ordered
[    2.060019] fs_mgr: Warning: unknown flag journal_checksum
[    2.065550] fs_mgr: Warning: unknown flag block_validity
[    2.070880] fs_mgr: Warning: unknown flag nodiscard
[    2.075788] fs_mgr: Warning: unknown flag data=ordered
[    2.080945] fs_mgr: Warning: unknown flag journal_checksum
[    2.086478] fs_mgr: Warning: unknown flag block_validity
[    2.091809] fs_mgr: Warning: unknown flag nodiscard
[    2.096715] fs_mgr: Warning: unknown flag data=ordered
[    2.101871] fs_mgr: Warning: unknown flag journal_checksum
[    2.942741] [Ipanic Driver] ipanic log partition assgined /dev/block/platform/mstar_mci.0/by-name/ipanic: start_sect 115712 nr_sects 4096
[   33.122466] SysRq : Emergency Remount R/O
[   33.227555] reboot cmd from_recovery
[   33.231714] Restarting system with command 'from_recovery'.
UART_115200

AC_ON
MIU1_DQS-OK
BIST0-OK
BIST1-OK
A#_NOTICE:  BL3-1: v1.1(debug):c25aa68
NOTICE:  BL3-1: Built : 21:24:36, Jun 14 2017
INFO:    BL3-1: Initializing runtime services
INFO:     [Booting] mstar_send_magic_ATF 135 
INFO:    BL3-1: Initializing BL3-2
INFO:    BL3-1: Preparing for EL3 exit to normal world
INFO:    BL3-1: Next image address = 0x20100a3c
INFO:    BL3-1: Next image spsr = 0x1d3
INFO:    BIN1_32bit mode Jun 14 2017 21:24:35
INFO:    R1 1fb00000
INFO:    R2 2010155900000003
INFO:    R3 91d040000
U
Relocation Offset is: 01700000
[AT][MB][start ub][839]

U-Boot 2011.06-00000-gcaecefa-dirty (Sep 14 2021 - 20:26:55) 

msIR_Initialize
[SYS][Utopia]: Function = SYSOpen, Line = 1143, current resource pri_shm content is: 0
[SYS][Utopia]: Function = SYSOpen, Line = 1162, [SYS INFO] OPEN INSTANCE...
create instance at 293EAEA8 with private size 128 bytes at 293EAEF0
[MIU][Utopia]: 
[MIU INFO] miu opencreate instance at 293EAF78 with private size 80 bytes at 293EAFC0
create instance at 293EB018 with private size 48 bytes at 293EB060

uboot held at [291DDF60~2AC00000],size=01A220A0
DRAM:  172 MiB
Now running in RAM - U-Boot at: 2A200000

eMMC: HS200 200MHz 
eMMC 58.24 GB [747BFF8h]
In:    serial
Out:   serial
Err:   serial
Net:   No ethernet found.
MAC:  0x8C: 0x5A: 0xF8: 0x75:0x80: 0x63
[CPU][Utopia]: 
[CPU INFO] cpu opencreate instance at 293FB4D0 with private size 44 bytes at 293FB518
[CPU][Utopia]: CPUIoctl - MDrv_CMD_CPU_QueryClock
[UTOPIA INFO] close moduleNames[tu]:  *  *` *xV4

[AT][MBoot][Driver Init][1098]
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
1 blocks written: OK
factory: user mode
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
no force panel type
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done

Changelist:     24543697
============= set bootargs ===============
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
Hit any key to stop autoboot:  0 
AC on
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
fore uup IRKey [0xFF]
fore uup u8KeyPad_KeyVal [0xFF]
WDT is not Enable !!!setenv WDT_ENABLE 1 to enable it.
AC on
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
create instance at 2941EA90 with private size 356 bytes at 2941EAD8
[ERROR] MsDrv_PNL_Init:865: VB1 Link Type NA !!!!

MsDrv_PNL_Init:Bypass SetDivison 
MDrv_PNL_Init u32PnlRiuBaseAddr = tx
MDrv_PNL_Init u32PMRiuBaseAddr = tx
LINK TYPE = EXT [SYS][Utopia]: [SYS] Unknown query![_MDrv_PNL_Init_LPLL][340]pstPanelInitData->u16Width=1366, pstPanelInitData->u16Height=768
[_MDrv_PNL_Init_LPLL][342]u16HTotal=1560,u16VTotal=806,pstPanelInitData->u16HTotal=1560,pstPanelInitData->u16VTotal=806, u16DefaultVFreq=600
[_MDrv_PNL_Init_Output_Dclk][392]pstPanelInitData->u16Width=1366, pstPanelInitData->u16Height=768
[_MDrv_PNL_Init_Output_Dclk][394]u16HTotal=1560,u16VTotal=806,pstPanelInitData->u16HTotal=1560,pstPanelInitData->u16VTotal=806, u16DefaultVFreq=600
[MApi_XC_MLG_GetStatus, 2685]No instance existed, please get an instance by calling MApi_XC_Init() first
create instance at 2941EC40 with private size 1892 bytes at 2941EC88
[XC,Version] 
 TCON VERSION 1 
[AT][MB][panel_pre_init][1398]

[AT][MB][bootlogo begin][1401]
create instance at 29425E10 with private size 312 bytes at 29425E58
[AT][MB][JPD Decode][1511]

[UTOPIA INFO] close moduleNames[tu]: *` *  *` *xV4

[showLogo] GOP Boot Logo Index 2 
create instance at 29425E10 with private size 1728 bytes at 29425E58
create instance at 29426520 with private size 9596 bytes at 29426568
<<set_mirror H ON!!>> 
[AT][MB][Show Logo][1577]

---MsDrv_PNL_BackLigth_On:1092 Set MsDrv_PNL_BackLigth_On DelayTask 356 
[PWM][Utopia]: Init PWM0mmc change mount : factory
Size of file "/factory.prop" from mmc device 0 partition factory: 197 bytes
Loading file "/factory.prop" at offset 0x0 from mmc device 0 partition factory
197 bytes read
sar(8bit) = 2D
## Booting kernel from Legacy Image at 24D00000 ...
   Image Name:   MStar-linux
   Image Type:   ARM Linux Multi-File Image (uncompressed)
   Data Size:    15681648 Bytes = 15 MiB
   Load Address: 20280000
   Entry Point:  20280000
   Contents:
      Image 0: 13388416 Bytes = 12.8 MiB
      Image 1: 2293220 Bytes = 2.2 MiB
## Loading init Ramdisk from multi component Legacy Image at 24D00000 ...
ramdisk start = 0x259C4ACC, ramdisk end = 0x25BF48B0
-usb_stop(USB_PORT0)
-usb_stop(USB_PORT1)
-usb_stop(USB_PORT2)
   Loading Multi-File Image ... OK
[AT][MB][start kr][2227]

Starting kernel ...

set 64 bit mode 
armfw_real_va_addr : 5EBE3000 
optee_real_va_addr : 5EE00000 
 [Ian] ARM_FW_Enter_64 258  ARMv8 NS-Uboot for 64bit kernel
 [Ian] ARM_FW_Enter_64 259 259C4ACC 22FDE4 20200100
INFO:    CPU0 Preparing for EL3 exit to normal world
INFO:    CPU0 Next image address = 0x20280000
INFO:    CPU0 Next image spsr = 0x3c9
INFO:     [Ian] mstar_primary_kernel_enter 128 291ddddc 20200100 259c4acc 22fde4
[    0.000000] SAR5=ON
[    0.000000] SAR5=ON[    0.000000] [AT][KR][reset timer][2375]
[    0.008398] thread_info_cache_init, alloc 1536 thread_pool
[    0.502152] mtdoops: mtd device (mtddev=name/number) must be supplied
[    0.855034] [AT][KR][start init][3230]
[    0.858789] [AutoTest][Kernel][start Initprocess][3230]
[    1.076385] init: property_set("ro.boot.selinux", "permissive") failed
[    1.131932] init: waitpid failed: No child processes
[    1.141407] init: SELinux: Could not get canonical path /adb_keys restorecon: No such file or directory.
[    1.434069] init: /dev/hw_random not found
[    1.452667] init: /dev/hw_random not found
[    1.458329] fs_mgr: Warning: unknown flag block_validity
[    1.463705] fs_mgr: Warning: unknown flag nodiscard
[    1.468603] fs_mgr: Warning: unknown flag data=ordered
[    1.473773] fs_mgr: Warning: unknown flag journal_checksum
[    1.479290] fs_mgr: Warning: unknown flag block_validity
[    1.484643] fs_mgr: Warning: unknown flag nodiscard
[    1.489540] fs_mgr: Warning: unknown flag data=ordered
[    1.494727] fs_mgr: Warning: unknown flag journal_checksum
[    1.500258] fs_mgr: Warning: unknown flag block_validity
[    1.505612] fs_mgr: Warning: unknown flag nodiscard
[    1.510509] fs_mgr: Warning: unknown flag data=ordered
[    1.515678] fs_mgr: Warning: unknown flag journal_checksum
[    1.521209] fs_mgr: Warning: unknown flag block_validity
[    1.526562] fs_mgr: Warning: unknown flag nodiscard
[    1.531458] fs_mgr: Warning: unknown flag data=ordered
[    1.536636] fs_mgr: Warning: unknown flag journal_checksum
[    1.542151] fs_mgr: Warning: unknown flag block_validity
[    1.547501] fs_mgr: Warning: unknown flag nodiscard
[    1.552398] fs_mgr: Warning: unknown flag data=ordered
[    1.557567] fs_mgr: Warning: unknown flag journal_checksum
[    1.563103] fs_mgr: Warning: unknown flag block_validity
[    1.568434] fs_mgr: Warning: unknown flag nodiscard
[    1.573342] fs_mgr: Warning: unknown flag data=ordered
[    1.578500] fs_mgr: Warning: unknown flag journal_checksum
[    2.079922] fs_mgr: Warning: unknown flag block_validity
[    2.085297] fs_mgr: Warning: unknown flag nodiscard
[    2.090324] fs_mgr: Warning: unknown flag data=ordered
[    2.095595] fs_mgr: Warning: unknown flag journal_checksum
[    2.101253] fs_mgr: Warning: unknown flag block_validity
[    2.106686] fs_mgr: Warning: unknown flag nodiscard
[    2.111594] fs_mgr: Warning: unknown flag data=ordered
[    2.116795] fs_mgr: Warning: unknown flag journal_checksum
[    2.120454] fs_mgr: Warning: unknown flag block_validity
[    2.120472] fs_mgr: Warning: unknown flag nodiscard
[    2.120489] fs_mgr: Warning: unknown flag data=ordered
[    2.120505] fs_mgr: Warning: unknown flag journal_checksum
[    2.120533] fs_mgr: Warning: unknown flag block_validity
[    2.120549] fs_mgr: Warning: unknown flag nodiscard
[    2.120565] fs_mgr: Warning: unknown flag data=ordered
[    2.120581] fs_mgr: Warning: unknown flag journal_checksum
[    2.120625] fs_mgr: Warning: unknown flag block_validity
[    2.120641] fs_mgr: Warning: unknown flag nodiscard
[    2.120657] fs_mgr: Warning: unknown flag data=ordered
[    2.120673] fs_mgr: Warning: unknown flag journal_checksum
[    2.120706] fs_mgr: Warning: unknown flag block_validity
[    2.120723] fs_mgr: Warning: unknown flag nodiscard
[    2.120738] fs_mgr: Warning: unknown flag data=ordered
[    2.120754] fs_mgr: Warning: unknown flag journal_checksum
[    2.120783] fs_mgr: Warning: unknown flag block_validity
[    2.120799] fs_mgr: Warning: unknown flag nodiscard
[    2.120814] fs_mgr: Warning: unknown flag data=ordered
[    2.120830] fs_mgr: Warning: unknown flag journal_checksum
[    2.120861] fs_mgr: Warning: unknown flag block_validity
[    2.120877] fs_mgr: Warning: unknown flag nodiscard
[    2.120892] fs_mgr: Warning: unknown flag data=ordered
[    2.120908] fs_mgr: Warning: unknown flag journal_checksum
[    2.247478] fs_mgr: Warning: unknown flag block_validity
[    2.252811] fs_mgr: Warning: unknown flag nodiscard
[    2.257728] fs_mgr: Warning: unknown flag data=ordered
[    2.262886] fs_mgr: Warning: unknown flag journal_checksum
[    2.268426] fs_mgr: Warning: unknown flag block_validity
[    2.273773] fs_mgr: Warning: unknown flag nodiscard
[    2.278670] fs_mgr: Warning: unknown flag data=ordered
[    2.283860] fs_mgr: Warning: unknown flag journal_checksum
[    2.289377] fs_mgr: Warning: unknown flag block_validity
[    2.294723] fs_mgr: Warning: unknown flag nodiscard
[    2.299626] fs_mgr: Warning: unknown flag data=ordered
[    2.304804] fs_mgr: Warning: unknown flag journal_checksum
[    2.310323] fs_mgr: Warning: unknown flag block_validity
[    2.315668] fs_mgr: Warning: unknown flag nodiscard
[    2.320570] fs_mgr: Warning: unknown flag data=ordered
[    2.325749] fs_mgr: Warning: unknown flag journal_checksum
[    2.346680] init: cannot find '/system/bin/debuggerd64', disabling 'debuggerd64'
[    2.356579] init: cannot find '/system/bin/rild', disabling 'ril-daemon'
[    2.382254] init: cannot find '/system/bin/livecap', disabling 'livecap'
[    2.398674] init: cannot find '/applications/secure_daemon', disabling 'tee'
[    2.444597] init: cannot find '/system/xbin/perfprofd', disabling 'perfprofd'
[    2.460512] armv7sec armv7sec.0: ramlog not available: FFFFFFFF
[    2.633347] [Ipanic Driver] ipanic log partition assgined /dev/block/platform/mstar_mci.0/by-name/ipanic: start_sect 115712 nr_sects 4096
[    3.340901] healthd: No charger supplies found
TVOS *checkPoint*
[   94.721691] init: ----- Boot animation finish -----
[   94.726733] init: [AT][AN][finish boot]
[  114.036221] init: no such service 'logcat'

读取串口上的数据时出错:
Access is deni