RE: [microblaze-uclinux] Frame buffer driver

["Stephen Neuendorffer" <stephen.neuendorffer@xxxxxxxxxx>]

Most likely, the correct definitions just haven't been brought over to
include/asm-microblaze, although it surprises me that there are
architecture-specific definitions for vga!

Steve

> -----Original Message-----
> From: owner-microblaze-uclinux@xxxxxxxxxxxxxx
[mailto:owner-microblaze-uclinux@xxxxxxxxxxxxxx] On
> Behalf Of Simon Tam
> Sent: Thursday, February 07, 2008 1:31 AM
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Subject: Re: [microblaze-uclinux] Frame buffer driver
> 
> Hi,
> 
>     I think I finally figured out how to instantiate the
platfrom_device structure from autoconfig.h
> to include the TFT controller. So the last step is to make use of the
new hardware. I don't think
> there is a Xilinx frame buffer console, should I enable virtual
terminal and console on VT support? I
> tried compiling with the two options on but failed since there are
some VGA definitions (asm/vga.h)
> missing. Is there any suggestion before I dig deeper in the mud?
> 
> Thanks,
> 
> Simon
> 
> 
> ----- Original Message ----
> From: Simon Tam <simontam1234@xxxxxxxxx>
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Sent: Monday, February 4, 2008 6:31:36 PM
> Subject: Re: [microblaze-uclinux] Frame buffer driver
> 
> 
> Hi John,
> 
>     I have the TFT controller updated to PLBv46. I also got an updated
driver from the Xilinx source
> tree (git.xilinx.com). I even managed to modify menuconfig to include
the driver and got it compiled.
> However I am not sure all the video controller parameters in
Kconfig.auto are passed correctly or at
> all since the video controller and xilinxfb are not officially
supported in version 2.6-0.3, correct?
> The other thing is I don't know how to enable the frame buffer
console. So even the driver and
> device work correctly, I will not be able to see anything anyway. So
my immediate  question is how to
> turn on FB console.
> 
> Thanks,
> 
> Simon
> 
> ----- Original Message ----
> From: John Williams <jwilliams@xxxxxxxxxxxxxx>
> To: microblaze-uclinux@xxxxxxxxxxxxxx
> Sent: Monday, February 4, 2008 4:04:21 PM
> Subject: Re: [microblaze-uclinux] Frame buffer driver
> 
> Hi Simon,
> 
> Simon Tam wrote:
> 
> >    Does anyone have the frame buffer driver for the Xilinx TFT
> > controller found in the ML300/ML403 reference design working in
> > Petalinux v0.3? I like to put up a console on VGA display from ML505
board.
> 
> There is one in the 2.4 source tree - drivers/video/xilinxfb.c
> 
> however, it has not been ported to 2.6.  It would not be difficult I
> don't think.
> 
> I'm also not sure if you can connect the plb_framebuffer to the new
> version of PLB bus in EDK9.2?  It might be necessary to modify the PLB
> interface component of the framebuffer device.
> 
> Regards,
> 
> John
> 
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> 
> 



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