After I flashed a firmware for my exact mb (vQ5X3_141 4.0 20112) , was greeted by a brick with the boot logo frozen then dissapearing once I disconnect the HDMI cable then reconnect it .
I tried to flash the stock os using usb burn tool and it failed as the reset button wasn't working , after long research , I found on a chinese website I translated , that there is a short , after that , it succeeded but I had the exact same Issue . I almost gave up but I ordered a USB to TTL (UART) adapter and tried to see what happened .
I have attached a log file of my UART connection .
Please could someone tell me what's wrong and how to unbrick .
Thanks very much in advanced
UART log :
SM1:BL:511f6b:81ca2f;FEAT:A0F83180:20282000;POC:F; RCY:0;EMMC:0;READ:0;0.0;CHK:0; bl2_stage_init 0x01 bl2_stage_init 0x81 hw id: 0x0001 - pwm id 0x00 bl2_stage_init 0xc0 bl2_stage_init 0x02 L0:00000000 L1:00000703 L2:00008067 L3:15000020 S1:00000000 B2:20282000 B1:a0f83180 TE: 145060 BL2 Built : 15:21:48, Aug 28 2019. g12a g1bf2b53 - luan.yuan@droid15-sz Board ID = 1 Set cpu clk to 24M Set clk81 to 24M Use GP1_pll as DSU clk. DSU clk: 1200 Mhz CPU clk: 1200 MHz Set clk81 to 166.6M eMMC boot @ 0 sw8 s DDR driver_vesion: LPDDR4_PHY_V_0_1_18 build time: Aug 28 2019 15:21:45 board id: 1 Load FIP HDR from eMMC, src: 0x00010200, des: 0xfffd0000, size: 0x00004000, part : 0 fw parse done Load ddrfw from eMMC, src: 0x00060200, des: 0xfffd0000, size: 0x0000c000, part: 0 Load ddrfw from eMMC, src: 0x00038200, des: 0xfffd0000, size: 0x00004000, part: 0 PIEI prepare done fastboot data load 00000000 emmc switch 1 ok ddr saved addr:00016000 Load ddr parameter from eMMC, src: 0x02c00000, des: 0xfffd0000, size: 0x00001000 , part: 0 00000000 emmc switch 0 ok fastboot data verify verify result: 265 Cfg max: 5, cur: 1. Board id: 255. Force loop cfg DDR4 probe ddr clk to 912MHz Load ddrfw from eMMC, src: 0x00014200, des: 0xfffd0000, size: 0x0000c000, part: 0 dmc_version 0001 Check phy result INFO : End of initialization INFO : End of read enable training INFO : End of fine write leveling INFO : ERROR : Training has failed! 1D training failed Cfg max: 5, cur: 2. Board id: 255. Force loop cfg DDR3 probe ddr clk to 792MHz Load ddrfw from eMMC, src: 0x0002c200, des: 0xfffd0000, size: 0x0000c000, part: 0 dmc_version 0001 Check phy result INFO : End of initialization INFO : End of read enable training INFO : End of fine write leveling INFO : End of read dq deskew training INFO : End of MPR read delay center optimization INFO : End of Write leveling coarse delay INFO : End of write delay center optimization INFO : End of read delay center optimization INFO : End of max read latency training INFO : Training has run successfully! 1D training succeed aml_ddr_fw_vesion: LPDDR4_PHY_V_0_1_18 build time: Aug 28 2019 13:53:31 auto size-- 65535DDR cs0 size: 2048MB DDR cs1 size: 0MB DMC_DDR_CTRL: 0000002cDDR size: 2048MB cs0 DataBus test pass cs0 AddrBus test pass 100bdlr_step_size ps== 447 result report boot times 0Enable ddr reg access 00000000 emmc switch 3 ok Authentication key not yet programmed get rpmb counter error 0x00000007 00000000 emmc switch 0 ok Load FIP HDR from eMMC, src: 0x00010200, des: 0x01700000, size: 0x00004000, part : 0 Load BL3X from eMMC, src: 0x00078200, des: 0x01768000, size: 0x000c8000, part: 0 bl2z: ptr: 05129330, size: 00001e40 0.0;M3 CHK:0;cm4_sp_mode 0 MVN_1=0x00000000 MVN_2=0x00000000 [Image: g12a_v1.1.3390-6ac5299 2019-09-26 14:09:46 luan.yuan@droid15-sz] OPS=0x10 ring efuse init 2b 0c 10 00 01 23 1f 00 00 14 34 31 50 52 52 50 [0.017319 Inits done] secure task start! high task start! low task start! run into bl31 NOTICE: BL31: v1.3(release):4fc40b1 NOTICE: BL31: Built : 15:57:33, May 22 2019 NOTICE: BL31: G12A normal boot! NOTICE: BL31: BL33 decompress pass ERROR: Error initializing runtime service opteed_fast U-Boot 2015.01 (Aug 17 2020 - 19:26:30) DRAM: 2 GiB Relocation Offset is: 76e5e000 spi_post_bind(spifc): req_seq = 0 register usb cfg[0][1] = 0000000077f3ec88 NAND: get_sys_clk_rate_mtd() 290, clock setting 200! NAND device id: 0 ff ff ff ff ff No NAND device found!!! nand init failed: -6 get_sys_clk_rate_mtd() 290, clock setting 200! NAND device id: 0 ff ff ff ff ff No NAND device found!!! nand init failed: -6 MMC: aml_priv->desc_buf = 0x0000000073e4ea70 aml_priv->desc_buf = 0x0000000073e50db0 SDIO Port B: 0, SDIO Port C: 1 co-phase 0x3, tx-dly 0, clock 400000 co-phase 0x3, tx-dly 0, clock 400000 co-phase 0x3, tx-dly 0, clock 400000 emmc/sd response timeout, cmd8, status=0x1ff2800 emmc/sd response timeout, cmd55, status=0x1ff2800 co-phase 0x3, tx-dly 0, clock 400000 co-phase 0x3, tx-dly 0, clock 40000000 aml_sd_retry_refix[983]:delay = 0x0,gadjust =0x162000 [mmc_startup] mmc refix success init_part() 297: PART_TYPE_AML [mmc_init] mmc init success Amlogic multi-dtb tool GZIP format, decompress... Multi dtb detected Multi dtb tool version: v2 . Support 4 dtbs. aml_dt soc: sm1 platform: ac213 variant: 2g dtb 0 soc: g12a plat: u212 vari: 2g dtb 1 soc: g12a plat: u212 vari: 4g dtb 2 soc: sm1 plat: ac213 vari: 2g dtb 3 soc: sm1 plat: ac213 vari: 4g Find match dtb: 2 start dts,buffer=0000000073e53620,dt_addr=0000000073e536 20 get_partition_from_dts() 91: ret 0 Amlogic multi-dtb tool Single dtb detected parts: 17 00: logo 0000000000800000 1 01: recovery 0000000001800000 1 02: misc 0000000000800000 1 03: dtbo 0000000000800000 1 04: cri_data 0000000000800000 2 05: param 0000000001000000 2 06: boot 0000000001000000 1 set has_boot_slot = 0 07: rsv 0000000001000000 1 08: metadata 0000000001000000 1 09: vbmeta 0000000000200000 1 10: tee 0000000002000000 1 11: vendor 0000000046000000 1 12: odm 0000000008000000 1 13: system 0000000050000000 1 14: product 0000000008000000 1 15: cache 0000000046000000 2 16: data ffffffffffffffff 4 init_part() 297: PART_TYPE_AML eMMC/TSD partition table have been checked OK! crc32_s:0x1577dad == storage crc_pattern:0x1577dad!!! crc32_s:0xee152b83 == storage crc_pattern:0xee152b83!!! crc32_s:0x79f50f07 == storage crc_pattern:0x79f50f07!!! mmc env offset: 0x4d400000 In: serial Out: serial Err: serial reboot_mode=cold_boot [store]To run cmd[emmc dtb_read 0x1000000 0x40000] _verify_dtb_checksum()-3477: calc 52f0fe29, store 52f0fe29 _verify_dtb_checksum()-3477: calc 52f0fe29, store 52f0fe29 dtb_read()-3694: total valid 2 update_old_dtb()-3675: do nothing Amlogic multi-dtb tool GZIP format, decompress... Multi dtb detected Multi dtb tool version: v2 . Support 4 dtbs. aml_dt soc: sm1 platform: ac213 variant: 2g dtb 0 soc: g12a plat: u212 vari: 2g dtb 1 soc: g12a plat: u212 vari: 4g dtb 2 soc: sm1 plat: ac213 vari: 2g dtb 3 soc: sm1 plat: ac213 vari: 4g Find match dtb: 2 amlkey_init() enter! [EFUSE_MSG]keynum is 4 vpu: clk_level in dts: 7 vpu: vpu_power_on vpu: set clk: 666667000Hz, readback: 666666667Hz(0x100) vpu: vpu_module_init_config vpp: vpp_init vpp: vpp osd2 matrix rgb2yuv.............. cvbs: cpuid:0x2b Net: Phy 0 not found [KM]Error:f[keymanage_dts_get_key_device]L105:eth_exphy_para key name is not exi st [KM]Error:f[_get_km_ops_by_name]L248:key eth_exphy_para not know device 4 [KM]Error:f[key_unify_read]L312:key[eth_exphy_para] no cfg in dts
This error occured due to the fact that This had fake software indicating that it's a 4 / 32 gb variant when really , it's a 2 /16 gb ; when I ran that stock firmware , android booted like a charm . apparently it's very easy to hide the real amount of ram and storage in android .



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