【MSD6A648】【部分板子无法通过USB升级】
log如下：
<<< YM-No68 >>># custar
Check USB port[0]:
[USB] usb_lowlevel_init++
[USB] USB EHCI LIB VER: 2014.10.02
[USB] Port 0 is Enabled
[USB] TV_usb_init (UTMI Init) ++
[USB] UTMI Base 1F207500
[USB] UHC Base 1F204800
[USB] USBC Base 1F200E00
[USB] BC Base 1F246C00
[USB] config miu select [30] [74] [EF] ][EF]
[USB] enable miu lower bound address subtraction
[USB] TV_usb_init--
[USB] Usb_host_Init++
[USB] Async base addr: 0xC4DD100
[USB] Reg 0x28: 0xD100 0xC4D
[USB] disable run
[USB] Host Speed:2
[USB] enable aynch
[USB] Usb_host_Init--
[USB] usb_lowlevel_init--
scanning bus for devices... [USB] USBSTS USB Error...
[USB] Send Error USBSTS Status:3
[USB] USB Error Interrupt Event...
[USB] bQHStatus:48
[USB] qHD Status => Halted (Stall/Babble/Error Counter=0)...0x48
[USB] qHD Status => HOST20_qTD_STATUS_TransactionError...
Error, bad or unsupported device...
FAIL : can not init usb!!
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
<<< YM-No68 >>># usb start 0
(Re)start USB 0...
Check USB port[0]:
[USB] usb_lowlevel_init++
[USB] USB EHCI LIB VER: 2014.10.02
[USB] Port 0 is Enabled
[USB] TV_usb_init (UTMI Init) ++
[USB] UTMI Base 1F207500
[USB] UHC Base 1F204800
[USB] USBC Base 1F200E00
[USB] BC Base 1F246C00
[USB] config miu select [30] [74] [EF] ][EF]
[USB] enable miu lower bound address subtraction
[USB] TV_usb_init--
[USB] Usb_host_Init++
[USB] Async base addr: 0xC4DD100
[USB] Reg 0x28: 0xD100 0xC4D
[USB] disable run
[USB] Host Speed:2
[USB] enable aynch
[USB] Usb_host_Init--
[USB] usb_lowlevel_init--
scanning bus for devices... [USB] USBSTS USB Error...
[USB] Send Error USBSTS Status:3
[USB] USB Error Interrupt Event...
[USB] bQHStatus:48
[USB] qHD Status => Halted (Stall/Babble/Error Counter=0)...0x48
[USB] qHD Status => HOST20_qTD_STATUS_TransactionError...
Error, bad or unsupported device...
<<< YM-No68 >>># custar
Check USB port[0]:
[USB] usb_lowlevel_init++
[USB] USB EHCI LIB VER: 2014.10.02
[USB] Port 0 is Enabled
[USB] TV_usb_init (UTMI Init) ++
[USB] UTMI Base 1F207500
[USB] UHC Base 1F204800
[USB] USBC Base 1F200E00
[USB] BC Base 1F246C00
[USB] config miu select [30] [74] [EF] ][EF]
[USB] enable miu lower bound address subtraction
[USB] TV_usb_init--
[USB] Usb_host_Init++
[USB] Async base addr: 0xC4DD100
[USB] Reg 0x28: 0xD100 0xC4D
[USB] disable run
[USB] Host Speed:2
[USB] enable aynch
[USB] Usb_host_Init--
[USB] usb_lowlevel_init--
scanning bus for devices... [USB] USBSTS USB Error...
[USB] Send Error USBSTS Status:3
[USB] USB Error Interrupt Event...
[USB] bQHStatus:48
[USB] qHD Status => Halted (Stall/Babble/Error Counter=0)...0x48
[USB] qHD Status => HOST20_qTD_STATUS_TransactionError...
Error, bad or unsupported device...
FAIL : can not init usb!!
Writing to MMC(0)... 128 blocks written: OK
128 blocks written: OK
done
<<< YM-No68 >>>#
C:/Users/chenhui/AppData/Local/YNote/data/chenhui8521@163.com/2b2fe699d870476abe6d43a384a3a19a/attachment.png
解法方法附件措施！
C:/Users/chenhui/AppData/Local/YNote/data/chenhui8521@163.com/7737c1bd3b164af7b532162e8804abb6/attachment.png
C:/Users/chenhui/AppData/Local/YNote/data/chenhui8521@163.com/b04ec740630b46529af77bdebe357061/attachment.png
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