我在内核中选了<*> USB Printer support 然后插上打印机出现
# usb 1-1: new full speed USB device using s1r72v17 and address 2
usb 1-1: SerialNumber: JL3ESMZ
usb 1-1: configuration #1 chosen from 1 choice
drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 2 if 0 alt 0 proto 2 vid 0x03F0 pid 0x2B17
而你的板子插上打印机出现以下：
# usb 1-1: new high speed USB device using s1r72v17 and address 2
usb 1-1: Product: HP La
我在内核中选了<*> USB Printer support 然后插上打印机出现
# usb 1-1: new full speed USB device using s1r72v17 and address 2
usb 1-1: SerialNumber: JL3ESMZ
usb 1-1: configuration #1 chosen from 1 choice
drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 2 if 0 alt 0 proto 2 vid 0x03F0 pid 0x2B17
而你的板子插上打印机出现以下：
# usb 1-1: new high speed USB device using s1r72v17 and address 2
usb 1-1: Product: HP La