usb's quirks ... how to sniff bios'es messages addressed to usb rom chip

2018-03-19 Thread Vincenzo Di Salvo
Hello guys, reading the FreeBSD forums I learned about the usb freebsd mailing list. I try to explain my question. Plugging in an hard disk into the usb port (without mounting the filesystem), I've noticed that the inserting operation was detected by the chip and a counter inside the HD

Re: usb's quirks ... how to sniff bios'es messages addressed to usb rom chip

2018-03-19 Thread Hans Petter Selasky
On 03/19/18 19:46, Vincenzo Di Salvo wrote: Hello guys, reading the FreeBSD forums I learned about the usb freebsd mailing list. I try to explain my question. Plugging in an hard disk into the usb port (without mounting the filesystem), I've noticed that the inserting operation

R: usb's quirks ... how to sniff bios'es messages addressed to usb rom chip

2018-03-19 Thread Vincenzo Di Salvo
What you surmise, effectively happens. I can see the same behavior when I directly pluging and then unpluging the HD using the SATA power connector (I think that this happens for those hard disks or usb sticks whose chip is designed to detect a such action). However, my interest is: how to detect