ref: 2707beb7b46cf29fb1ebafad33edf8d48041ed50
dir: /sys/man/8/usbsdmux/
.TH USBSDMUX 8 .SH NAME usbsdmux \- change mode of a usb-sd-mux device .SH SYNOPSIS .B aux/usbsdmux .I mode .B [ .I /dev/sdUxxxxx/raw .B ] .SH DESCRIPTION The USB-SD-Mux from Linux Automation GmbH is a device that can programmatically attach and detach a sd-card from a device-under-test (DUT), allowing it to be re-written from another machine (HOST) without the need to physically swap the sd-card. .PP The .I mode can be one of the following: .TP off The sd-card is disconnected from both the HOST and the DUT. .TP dut The sd-card is connected to the DUT and disconnected from the HOST. .TP host The sd-card is connected to the HOST and disconnected from the DUT. .PP This program uses a vendor-specific SCSI command to change the mode. When not specified, it opens .B /dev/sdUdca10/raw which is the first USB-SD-Mux device attached to the HOST. .SH SOURCE .B /sys/src/cmd/aux/usbsdmux.c .SH SEE ALSO .IR nusb (4) .B https://linux-automation.com/en/products/usb-sd-mux.html