Date: Wed, 18 Mar 2015 11:24:44 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Gokul Krishna <gokulkrishna334@gmail.com> Cc: freebsd-hackers@freebsd.org, freebsd-usb@freebsd.org Subject: Re: GSoC 2015: USB-Front end driver Message-ID: <5509526C.8050000@selasky.org> In-Reply-To: <CA%2B21aciyRO0yokjA-NzrfhbAeBcHrm70_vwyHkVcadGCQrZHGw@mail.gmail.com> References: <CA%2B21acgbXduDse2D0UE6Diqn3E8AX5_3w8JFWZ53_dPjUOFm4w@mail.gmail.com> <54FB120C.7080707@selasky.org> <54FB132E.9070901@selasky.org> <550683AF.1010007@selasky.org> <CA%2B21aciNMZ-vqf5470ybA5=R=bL7ukG51OwKOLhAKJ_8eVvYjQ@mail.gmail.com> <550708B0.8010601@selasky.org> <550934CE.9030607@selasky.org> <CA%2B21aciyRO0yokjA-NzrfhbAeBcHrm70_vwyHkVcadGCQrZHGw@mail.gmail.com>
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Hi, On 03/18/15 11:19, Gokul Krishna wrote: > Hi > Sure I will do that. > I watched the video on USB stack on freeBSD and I could able understand > those USB data transfer management constructs and other things explained . > I also checked the vusb-analyser which is a Virtual USB Bus-analyser and > understood certain debugging things that it gives information of data > including device address from device descriptor and amount of data transfer > from interface and endpoint (In and Out buffers) descriptors data > structures . Another idea might be to implement a USB backend for Wireshark. It also can understand USB transactions! > > The aim of the project is to convert XEN USB device model( made with Linux > requirement ) into something compatible with FreeBSD USB Stack. Right! > > I also try to see things on para-virtualised XEN USB . I found the > appropriate front-end driver source tree in slide number 7 in the below pdf > link. > http://www-archive.xenproject.org/files/xensummit_oracle09/PVUSB.pdf > (please give your suggestions and comments and will i have access to see > this code) > I think i need to go through this particular source code to find my precise > task > > So I will have more clarity in planning the list of milestone tasks for > mid-term deliverables toll gate and final deliverables toll gates which i > need to get reviewed from you before applying the proposal. When you have something ready, just contact me off-list and I'll give it a review. --HPS
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