您好：
我们这边基于vim3自己做了个板子，在将fenix编译的mainline镜像写入到emmc中时发现mainline的uboot似乎找不到emmc，启动日志如下
G12B:BL:6e7c85:2a3b91;FEAT:E0F83180:402000;POC:F;RCY:0;EMMC:0;READ:0;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
L1:20000703
L2:00008067
L3:14000000
B2:00402000
B1:e0f83180
TE: 159186
BL2 Built : 15:22:05, Aug 28 2019. g12b g1bf2b53 - luan.yuan@droid15-sz
Board ID = 8
Set A53 clk to 24M
Set A73 clk to 24M
Set clk81 to 24M
A53 clk: 1200 MHz
A73 clk: 1200 MHz
CLK81: 166.6M
smccc: 0002b5af
eMMC boot @ 0
sw8 s
DDR driver_vesion: LPDDR4_PHY_V_0_1_18 build time: Aug 28 2019 15:22:01
board id: 8
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
00000000
emmc switch 2 ok
fastboot data verify
verify result: 265
Cfg max: 4, cur: 1. Board id: 255. Force loop cfg
LPDDR4 probe
ddr clk to 1608MHz
Load ddrfw from eMMC, src: 0x0003c200, des: 0xfffd0000, size: 0x0000c000, part: 0
00000000
emmc switch 0 ok
dmc_version 0001
Check phy result
INFO : ERROR : Training has failed!
1D training failed
Cfg max: 4, cur: 2. Board id: 255. Force loop cfg
LPDDR4 probe
ddr clk to 1608MHz
Load ddrfw from eMMC, src: 0x0003c200, des: 0xfffd0000, size: 0x0000c000, part: 0
dmc_version 0001
Check phy result
INFO : End of CA training
INFO : End of initialization
INFO : Training has run successfully!
Check phy result
INFO : End of initialization
INFO : End of read enable training
INFO : End of fine write leveling
INFO : End of Write leveling coarse delay
INFO : Training has run successfully!
Check phy result
INFO : End of initialization
INFO : End of read dq deskew training
INFO : End of MPR read delay center optimization
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
Load ddrfw from eMMC, src: 0x00048200, des: 0xfffd0000, size: 0x0000c000, part: 0
Check phy result
INFO : End of initialization
INFO : End of 2D read delay Voltage center optimization
INFO : End of 2D read delay Voltage center optimization
INFO : End of 2D write delay Voltage center optimization
INFO : End of 2D write delay Voltage center optimization
INFO : Training has run successfully!
channel==0
RxClkDly_Margin_A0==97 ps 10
TxDqDly_Margin_A0==106 ps 11
RxClkDly_Margin_A1==0 ps 0
TxDqDly_Margin_A1==0 ps 0
TrainedVREFDQ_A0==25
TrainedVREFDQ_A1==0
VrefDac_Margin_A0==25
DeviceVref_Margin_A0==25
VrefDac_Margin_A1==0
DeviceVref_Margin_A1==0
channel==1
RxClkDly_Margin_A0==97 ps 10
TxDqDly_Margin_A0==106 ps 11
RxClkDly_Margin_A1==0 ps 0
TxDqDly_Margin_A1==0 ps 0
TrainedVREFDQ_A0==25
TrainedVREFDQ_A1==0
VrefDac_Margin_A0==24
DeviceVref_Margin_A0==25
VrefDac_Margin_A1==0
DeviceVref_Margin_A1==0
dwc_ddrphy_apb_wr((0<<20)|(2<<16)|(0<<12)|(0xb0):0004
soc_vref_reg_value 0x 00000026 00000026 00000026 00000026 00000026 00000027 00000028 00000025 00000029 00000026 00000025 00000024 00000026 00000026 00000027 00000027 00000026 00000025 00000023 00000023 00000025 00000024 00000024 00000022 00000022 00000024 00000024 00000027 00000023 00000025 00000023 00000024 dram_vref_reg_value 0x 00000012
2D training succeed
aml_ddr_fw_vesion: LPDDR4_PHY_V_0_1_18 build time: Aug 28 2019 13:54:19
auto size-- 65535DDR cs0 size: 2048MB
DDR cs1 size: 0MB
DMC_DDR_CTRL: 00c0002cDDR size: 2048MB
cs0 DataBus test pass
cs0 AddrBus test pass
100bdlr_step_size ps== 501
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: 0x000a0000, part: 0
0.0;M3 CHK:0;cm4_sp_mode 0
MVN_1=0x00000000
MVN_2=0x00000000
[Image: g12b_v1.1.3390-6ac5299 2019-09-26 14:10:05 luan.yuan@droid15-sz]
OPS=0x10
ring efuse init
chipver efuse init
29 0b 10 00 01 16 1b 00 00 18 36 36 52 39 53 50
[0.018961 Inits done]
secure task start!
high task start!
low task start!
run into bl31
NOTICE: BL31: v1.3(release):4fc40b1
NOTICE: BL31: Built : 15:58:17, May 22 2019
NOTICE: BL31: G12A normal boot!
NOTICE: BL31: BL33 decompress pass
ERROR: Error initializing runtime service opteed_fast
U-Boot 2020.04 (Nov 19 2020 - 10:19:02 +0800) khadas-vim3
Model: Khadas VIM3
SoC: Amlogic Meson G12B (A311D) Revision 29:b (10:2)
DRAM: 2 GiB
MMC: sd@ffe03000: 0, sd@ffe05000: 1, mmc@ffe07000: 2
Loading Environment from FAT... unable to select a mode
detect... booted from emmc...
unable to select a mode
In: serial
Out: serial
Err: serial
[i] serial eth mac E2:C8:72:C8:64:F0
fusb302_init: Device ID: 0x00
Net: eth0: ethernet@ff3f0000
Card did not respond to voltage select!
unable to select a mode
Card did not respond to voltage select!
unable to select a mode
starting USB...
Bus usb@ff500000: Register 3000140 NbrPorts 3
Starting the controller
USB XHCI 1.10
scanning bus usb@ff500000 for devices... Device not responding to set address.
USB device not accepting new address (error=80000000)
Device not responding to set address.
USB device not accepting new address (error=80000000)
2 USB Device(s) found
scanning usb for storage devices... 0 Storage Device(s) found
Setting bus to 0
Hit any key to stop autoboot: 0
Device 0: unknown device
Card did not respond to voltage select!
Card did not respond to voltage select!
unable to select a mode
Speed: 1000, full duplex
BOOTP broadcast 1
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
BOOTP broadcast 5
BOOTP broadcast 6
BOOTP broadcast 7
BOOTP broadcast 8
BOOTP broadcast 9
BOOTP broadcast 10
BOOTP broadcast 11
BOOTP broadcast 12
BOOTP broadcast 13
BOOTP broadcast 14
BOOTP broadcast 15
BOOTP broadcast 16
BOOTP broadcast 17
Retry time exceeded; starting again
missing environment variable: pxeuuid
Retrieving file: pxelinux.cfg/01-e2-c8-72-c8-64-f0
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/00000000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/0000000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/000000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/00000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/0000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/000
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/00
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/0
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/default-arm-meson-w400
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/default-arm-meson
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/default-arm
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Retrieving file: pxelinux.cfg/default
Speed: 1000, full duplex
*** ERROR: `serverip' not set
Config file not found
Speed: 1000, full duplex
BOOTP broadcast 1
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
BOOTP broadcast 5
BOOTP broadcast 6
BOOTP broadcast 7
BOOTP broadcast 8
BOOTP broadcast 9
BOOTP broadcast 10
BOOTP broadcast 11
BOOTP broadcast 12
BOOTP broadcast 13
BOOTP broadcast 14
BOOTP broadcast 15
BOOTP broadcast 16
BOOTP broadcast 17
Retry time exceeded; starting again
Speed: 1000, full duplex
BOOTP broadcast 1
BOOTP broadcast 2
BOOTP broadcast 3
BOOTP broadcast 4
BOOTP broadcast 5
BOOTP broadcast 6
BOOTP broadcast 7
BOOTP broadcast 8
BOOTP broadcast 9
BOOTP broadcast 10
BOOTP broadcast 11
BOOTP broadcast 12
BOOTP broadcast 13
BOOTP broadcast 14
BOOTP broadcast 15
BOOTP broadcast 16
BOOTP broadcast 17
Retry time exceeded; starting again
mmc info
Card did not respond to voltage select!
=> mmc list
sd@ffe03000: 0
sd@ffe05000: 1
mmc@ffe07000: 2
=> mmc dev 0
Card did not respond to voltage select!
=> mmc dev 1
Card did not respond to voltage select!
=> mmc dev 2
unable to select a mode
=> mmc info
Card did not respond to voltage select!
=>
请问 能给一些问题排查上的建议么。。。谢谢