https://kernel.googlesource.com/pub/scm/linux/kernel/git/konrad/xen/+/1d6a32acd70ab18499829c0a9a5dbe2bace72a13/arch/mips/mti-sead3/sead3-ehci.c
arch/mips/mti-sead3/sead3-ehci.c - pub/scm/linux/kernel/git/konrad/xen - Git at Google
linux kernelarchmipsmtiehci
https://man.netbsd.org/ehci.4
ehci(4) - NetBSD Manual Pages
manual pagesehcinetbsd
https://forum.lowlevel.eu/index.php?topic=3219.0;prev_next=prev
EHCI Asynchronous Schedule
EHCI Asynchronous Schedule
ehciasynchronousschedule
https://www.unix.com/man-page/sunos/7d/ehci
ehci(7d) sunos man page | unix.com
Man page for ehci(7d) on sunos, from the unix.com online archive.
man pageehcisunosunix
https://turnstoneos.com/d6/d12/structusb__ehci__qh__t.html
Turnstone Operating System: usb_ehci_qh_t Struct Reference
operating systemturnstoneusbehcistruct
https://iihm.imag.fr/en/publication/vtnguyen/
EHCI › publications › Viet-Tung Nguyen
ehcipublicationsviettungnguyen
https://mail-index.netbsd.org/netbsd-bugs/2010/03/15/msg016565.html
kern/42979: Data toggle issues in usb(4), slhci(4), uhci(4) and ehci(4)
kerndatatoggleissuesusb