Re: [Mesa3d-users] HowTo get Gallium/Cell working/installed

[Brian P. <bri...@tu...>]

Philipp Rosenberger wrote:
> Brian Paul wrote:
>> li...@il... wrote:
>>> Hi,
>>>
>>> I'm trying to run the gallium/cell driver. So colned the mesa git and
>>> checked out the gallium-0.1 branch as described in [1]. Then i ran 'make
>>> linux-cell' with the cell-sdk-3.1-beta. after i installed many
>>> dependencies form the fedora9-ppc tree und changed ppu-gcc, ppu-g++ and
>>> spu-gcc to ppu-gcc43, ppu-g++43 and spu-gcc43 the build went fine.
>>>
>>> no is my problem, how to install this in the system. i want to test 
>>> it in
>>> the simulator for now, but later check on a cell-blade.
>>>
>>> in the simulator runs a fedora9, is it sufficient to copy some files 
>>> from
>>> the build or do i need to build a new xserver with the gallium 
>>> integrated?
>>> is there a document/howto/... wich describs how to integrate gallium in
>>> the system?
>>
>> I haven't really used the Cell simulator yet so you're kind of on your 
>> own.  You shouldn't have to do anything with the X server.
>>
>> Once you've compiled Mesa/gallium, libGL.so contains the Cell driver. 
>> There aren't any other pieces.  You could put libGL.so* in /usr/local/lib
> 
> I only try to use the simulator until my account to access the blades is
> enabled.
> 
> When I compiled the source I did a little mistake, I forgot to change
> spu-gcc to spu-gcc43 and it compiled fine. Then I changed to spu-gcc43
> an I got this error:
> spu-gcc43 -O3 -W -Wall -Winline -Wmissing-prototypes -Wno-main -I.
> -I/opt/cell/sysroot/opt/cell/sdk/usr//spu/include
> -I../../../../../src/mesa/ -I../../../../../src/mesa
> -I../../../../../src/gallium/include
> -I../../../../../src/gallium/auxiliary
> -I../../../../../src/gallium/drivers -DSPU_MAIN_PARAM_LONG_LONG -include
> spu_intrinsics.h -c spu_texture.c
> spu_texture.c: In function 'get_four_texels':
> spu_texture.c:100: error: parameter list does not match a valid
> signature for spu_splats()
> 
> this is line 100 of :
>   const qword tile_size = (qword) spu_splats(sizeof(tile_t));
> 
> spu_splats() is in gcc-4.3 a builtin an does not recognize size_t as
> valid argument-type. I changed the line as follows and it compiled fine.
>   const qword tile_size = (qword) spu_splats((unsigned int)sizeof(tile_t));
> 
> 
> I don't know if this is a good idea to simply cast it  to unsigned int
> or if this is a a bug of the builtin spu_splats().

I don't know the cause, but the cast is fine.  I'll commit it today.

-Brian