From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <43E4B7DA.7010505@domain.hid> Date: Sat, 04 Feb 2006 11:19:06 -0300 From: Rodrigo Rosenfeld Rosas MIME-Version: 1.0 Subject: Re: [Xenomai-help] RTDM mmap alternative References: <20060203192739.87567.qmail@domain.hid> <43E46EDA.7060304@domain.hid> <43E4A197.6030801@domain.hid> <43E4A102.4070207@domain.hid> In-Reply-To: <43E4A102.4070207@domain.hid> Content-Type: text/plain; charset="iso-8859-15"; format="flowed" Content-Transfer-Encoding: quoted-printable List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: xenomai@xenomai.org Jan Kiszka escreveu: > ... > I suggested to look at remap_pfn_range() or > io_remap_page_range(). Do you see problems when using one of them? > =20 Ok, I'll try them on an ioctl on monday. I'll let you know then. > ... >> I have also noted that there is no poll or select handler on RTDM. Are >> there some plans to include them? >> =20 > Only rough plans. This requires a lot of work and restructuring, I'm > afraid. And I doubt that it's worth it. Do you see an urgent use-case > for poll/select under RT? The only real-life use-case that we came > across was ACE/TAO. > =20 I was thinking of providing an API similar to v4l2 on my RTDM video=20 driver. But since it does not have neither mmap nor select/poll, I'll=20 have to do all these tasks by ioctl... But that is no problem at all.=20 There will not be missing any feature but the v4l2 compatibility... Thank you for all support you are giving me. Best regards, Rodrigo. =09 _______________________________________________________ Yahoo! Acesso Gr=E1tis - Internet r=E1pida e gr=E1tis. Instale o discador a= gora! http://br.acesso.yahoo.com