Note: Do not edit this page yourself unless asked to.

FreeBSD Developer Summit: bus_dma(9) Working Group

6 October 2011 (Thursday), schedule: TBD

Overview

This working group is about discussions around unifying the BUSDMA implementations, address its shortcomings and extend its features, the goal is to reach a rough consensus to revamp the BUSDMA implementation for 10-CURRENT.

If you would like to participate, contact the chairperson below and CC devsummit@. You will be then added to this page. Please include a list of things you want to talk about or the areas you are interested in. This helps in planning the session and to bring people together with common interests.

Goals

In particular, we would like to cover the following topics. This is not an exhaustive list and if you feel there is something missing that you want to talk about, contact the session chair and your topic will be included here. Note that the numbering of the topics does not represent an ordering or importance indication of any kind, but rather a reference to the second table with the "topic of interest" column.

Topics

#

Topic description

1

Unify the implementations in the various busdma_machdep.c files

2

Better implementation for bus_dmamem_alloc(9)

3

Unified support for I/O MMUs

4

Unified coherency control

5

bus-hierarchy awareness

6

NUMA awareness and locality of reference

Note: General presentations about work you have done that does not require further discussions should be submitted for the FreeBSD Developers' Summit track at EuroBSDcon (see general developer summit page).

Attending

In order to attend you need register for the developer summit as well as by email for the session and be confirmed by the working group organizer. Follow the guidelines described on the main page or what you received by email. For questions or if in doubt ask the session chair, Marcel Moolenaar. There are 20 seats.

Please do NOT add yourself here. Your name will appear automatically once you received the confirmation email. You need to put your name on the general developer summit attendees list though.

#

Name

Username / Affiliation

Topics of Interest

Notes

1

MarcelMoolenaar

marcel

Session chair

2

MariusStrobl

marius

3

HansPetterSelasky

hps

4

PawelJakubDawidek

pjd

5

AlexanderMotin

mav

6

GlebSmirnoff

glebius

7

JustinGibbs

gibbs

8

RobertWatson

rwatson

9

10

11

12

13

14

15

16

17

18

19

20

201110DevSummit/BUSDMA (last edited 2011-10-03 21:58:52 by MarcelMoolenaar)