本帖最后由 stone31 于 2022-7-11 15:49 编辑
问题：N9H26 无法通过USB2.0读取到U盘，硬件上是UH_DP,UH_DM直连出来的，UH_REXT也用12.1k接地了，具体设计参照新塘样机设计。供电什么的也正常，但是就是U盘有问题。
如果有知道是什么问题的大佬，请指点一下，谢谢！
主控：新塘N9H26k6
例程：USBH2.0/USBHost 和 USBH2.0/Command_Line
其中使用Command_Line，有如下问题：
USB new device connect on bus2/1, assigned device number 3
USB_SetAddress
USB_GetDescriptor...
USB_GetDeviceDescriptor 2th...
USB_GetDeviceDescriptor 2 ok!!
USB_GetConfiguration...
USB_SetConfiguration...
qTD halt 8C40, (0)
Manufacturer: Generic
qTD halt 8C40, (0)
Product: Mass Storage
qTD halt 8C40, (0)
SerialNumber: 7AE66014
Length = 18
DescriptorType = 01
USB version = 2.00
Vendor:Product = 058F:6387
MaxPacketSize0 = 64
NumConfigurations = 1
Device version = 1.00
Device Class:SubClass:Protocol = 00:00:00
Per-interface classes
Configuration:
bLength = 9
bDescriptorType = 02
wTotalLength = 0020
bNumInterfaces = 01
bConfigurationValue = 01
iConfiguration = 00
bmAttributes = 80
MaxPower = 200mA
Interface: 0
Alternate Setting: 0
bLength = 9
bDescriptorType = 04
bInterfaceNumber = 00
bAlternateSetting = 00
bNumEndpoints = 02
bInterface Class:SubClass:Protocol = 08:06:50
iInterface = 00
Endpoint:
bLength = 7
bDescriptorType = 05
bEndpointAddress = 01 (out)
bmAttributes = 02 (Bulk)
wMaxPacketSize = 0200
bInterval = 00
Endpoint:
bLength = 7
bDescriptorType = 05
bEndpointAddress = 82 (in)
bmAttributes = 02 (Bulk)
wMaxPacketSize = 0200
bInterval = 00
port 1 of hub 2 reset change
act_altsettting is -484,314,925
id_index calculated to be: 17
Array length appears to be: 19
USB Mass Storage device detected
Endpoints: In: 0x0 Out: 0x0 Int: 0xE59D0074 (Period 255)
Endpoint sanity check failed! Rejecting dev.
USB Mass Storage support registered.
port 1 of hub 2 reset change
act_altsettting is -442,511,332
id_index calculated to be: 17
Array length appears to be: 19
USB Mass Storage device detected
Endpoints: In: 0x94B Out: 0x125B Int: 0x13AF (Period 0)
New GUID 058F63870000000000000000
GetMaxLUN command result is 1, data is 0
Bulk max logical unit number: 0
Mass storage transport: Bulk-only
Mass storage protocol: Transparent SCSI
WARNING: USB Mass Storage data integrity not assured
USB Mass Storage device found at 3
******* Read lun 0 ******
INQUIRY ==>
STS_ERR!!
qh_completions - qh = 800BC8C0, info1 = 32002D03, token = 248148
qTD error 248148, (0)
ep13in 3strikes
ehciq.c 421, URB error --- qtd = 800BC980
qtd:800BC980, next:800BC800
qTD halt 248148, (0)
usb_stor_transfer_partial - clearing endpoint halt for pipe 0xC0068380
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
usb_stor_transfer_partial - unknown error
STS_ERR!!
qh_completions - qh = 800BC8C0, info1 = 32002D03, token = D8148
qTD error D8148, (0)
ep13in 3strikes
ehciq.c 421, URB error --- qtd = 800BC800
qtd:800BC800, next:800BCE80
qTD halt D8148, (0)
get CSW failed - clearing endpoint halt for pipe 0xC0068380
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
Attempting to get CSW (2nd try)...
STS_ERR!!
qh_completions - qh = 800BC8C0, info1 = 32002D03, token = D8148
qTD error D8148, (0)
ep13in 3strikes
ehciq.c 421, URB error --- qtd = 800BCE80
qtd:800BCE80, next:800BD380
qTD halt D8148, (0)
get CSW command 2nd try failed - clearing halt for pipe 0xC0068380
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
UMAS_BulkReset!
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
clear_halt!
UMAS_InvokeTransport - transport indicates transport error
Fixing INQUIRY data to show SCSI rev 2
INQUIRY - command failed!
TEST UNIT READY ==>
STS_ERR!!
qh_completions - qh = 800BC8C0, info1 = 32002D03, token = D8148
qTD error D8148, (0)
ep13in 3strikes
ehciq.c 421, URB error --- qtd = 800BD380
qtd:800BD380, next:800BE680
qTD halt D8148, (0)
get CSW failed - clearing endpoint halt for pipe 0xC0068380
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
Attempting to get CSW (2nd try)...
STS_ERR!!
qh_completions - qh = 800BC8C0, info1 = 32002D03, token = D8148
qTD error D8148, (0)
ep13in 3strikes
ehciq.c 421, URB error --- qtd = 800BE680
qtd:800BE680, next:800BEB80
qTD halt D8148, (0)
get CSW command 2nd try failed - clearing halt for pipe 0xC0068380
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
UMAS_BulkReset!
clear_halt!
STS_ERR!!
qh_completions - qh = 800B7B40, info1 = 30406003, token = 80008D40
qTD halt 80008D40, (0)
clear_halt!
UMAS_InvokeTransport - transport indicates transport error
TEST_UNIT_READY not UNIT_ATTENTION!
USB Mass Storage support registered.
fsDiskFreeSpace failed!!
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