Help: XF86DGAGetVideo:failed to map video memory. I used libXxf86dga-1.1.1 on Ubuntu 10.04 on intel GMA 4500MHD(Intel GM45 chipset)

2011-10-11 Thread Focus . Luo
Hi all, 1, Does the intel GM45 chipset support DGA(direct graphic access)? 2, If it supports, why I used the function XF86DGAGetVideo(dis, DefaultScreen(dis), addr, width, bank, ram); and It returen XF86DGAGetVideo:failed to map video memory. But I used the function XF86DGAQueryDirectVideo,

Re: Help: XF86DGAGetVideo:failed to map video memory. I used libXxf86dga-1.1.1 on Ubuntu 10.04 on intel GMA 4500MHD(Intel GM45 chipset)

2011-10-11 Thread Corbin Simpson
On Mon, Oct 10, 2011 at 6:17 PM, Focus.Luo luoyanq...@sjtu.org wrote: Hi all, 1, Does the intel GM45 chipset support DGA(direct graphic access)? 2, If it supports, why I used the function XF86DGAGetVideo(dis, DefaultScreen(dis), addr, width, bank, ram); and It returen XF86DGAGetVideo:failed