Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread John Paul Adrian Glaubitz
Hi Alex! On 5/11/20 10:46 PM, Alex Deucher wrote: >>> Note there is no loss of functionality here, at least on radeon >>> hardware. It just comes down to which MMU gets used for access to >>> system memory, the AGP MMU on the chipset or the MMU built into the >>> GPU. On powerpc hardware, AGP ha

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Rui Salvaterra
A segunda, 11/05/2020, 22:23, Steve Burkhart escreveu: > I remember a time when GNU/Linux was something you installed on an old > computer to make it useful again. If the Debian project wants to leave > legacy hardware behind, I have no reason to use Debian. > Let's not overreact, there's no los

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Steve Burkhart
I remember a time when GNU/Linux was something you installed on an old computer to make it useful again. If the Debian project wants to leave legacy hardware behind, I have no reason to use Debian. On Mon, May 11, 2020, 3:56 PM John Paul Adrian Glaubitz < glaub...@physik.fu-berlin.de> wrote: > Hi

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Alex Deucher
On Mon, May 11, 2020 at 4:25 PM Rui Salvaterra wrote: > > > > A segunda, 11/05/2020, 21:21, Alex Deucher escreveu: >> >> >> >> Note there is no loss of functionality here, at least on radeon >> hardware. It just comes down to which MMU gets used for access to >> system memory, the AGP MMU on the

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Alex Deucher
On Mon, May 11, 2020 at 4:41 PM John Paul Adrian Glaubitz wrote: > > On 5/11/20 10:05 PM, Alex Deucher wrote: > >>> For Nouveau I'm not 100% sure, but from the code it of hand looks like we > >>> can do it similar to Radeon. > >>> > >>> Please comment what you think about this. > >> > >> I would

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Gerhard Pircher
Am 11.05.20 um 22:24 schrieb John Paul Adrian Glaubitz: > On 5/11/20 10:12 PM, Christian König wrote: >> I unfortunately only have an x86 Mac to test this on, but as far as I know >> the Radeon >> AGP support for PowerPC is disabled for years already because it didn't >> worked reliable. > > I ha

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread John Paul Adrian Glaubitz
On 5/11/20 10:05 PM, Alex Deucher wrote: >>> For Nouveau I'm not 100% sure, but from the code it of hand looks like we >>> can do it similar to Radeon. >>> >>> Please comment what you think about this. >> >> I would be against such a move as AGP graphics is still used by people >> running the pow

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Christian König
Am 11.05.20 um 21:55 schrieb John Paul Adrian Glaubitz: Hi Christian! Well let's face it AGP is a total headache to maintain and dead for at least 10+ years. We have a lot of x86 specific stuff in the architecture independent graphics memory management to get the caching right, abusing the D

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Rui Salvaterra
A segunda, 11/05/2020, 21:21, Alex Deucher escreveu: > > > Note there is no loss of functionality here, at least on radeon > hardware. It just comes down to which MMU gets used for access to > system memory, the AGP MMU on the chipset or the MMU built into the > GPU. On powerpc hardware, AGP ha

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread John Paul Adrian Glaubitz
On 5/11/20 10:12 PM, Christian König wrote: > I unfortunately only have an x86 Mac to test this on, but as far as I know > the Radeon > AGP support for PowerPC is disabled for years already because it didn't > worked reliable. I have a current Debian unstable running on an iBook G4 with Radeon g

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread Alex Deucher
On Mon, May 11, 2020 at 4:02 PM John Paul Adrian Glaubitz wrote: > > Hi Christian! > > > Well let's face it AGP is a total headache to maintain and dead for at > > least 10+ years. > > > > We have a lot of x86 specific stuff in the architecture independent > > graphics memory management > > to g

Re: [RFC] Remove AGP support from Radeon/Nouveau/TTM

2020-05-11 Thread John Paul Adrian Glaubitz
Hi Christian! > Well let's face it AGP is a total headache to maintain and dead for at least > 10+ years. > > We have a lot of x86 specific stuff in the architecture independent graphics > memory management > to get the caching right, abusing the DMA API on multiple occasions, need to > distinc

Re: 64-bit subtract from vector unsigned int

2020-05-11 Thread Jeffrey Walton
On Tue, Apr 7, 2020 at 7:51 AM Jeffrey Walton wrote: > > On Tue, Apr 7, 2020 at 5:51 AM Jeffrey Walton wrote: > > > > Hi Everyone, > > > > I'm porting a 64-bit algorithm to 32-bit PowerPC (an old PowerMac). > > The algorithm is simple when 64-bit is available, but it gets a little > > ugly under

Migrate from yaboot to grub2

2020-05-11 Thread Elimar Riesebieter
Hi all, what ist the best practice to switch a G4 Powerbook running latest sid from yaboot to grub2? Thanks in advance Elimar -- Numeric stability is probably not all that important when you're guessing;-)

Re: Bug#953235: vtkplotter: autopkgtest arm64 failure: No module named 'vtkIOFFMPEGPython'

2020-05-11 Thread Adrian Bunk
On Mon, May 11, 2020 at 08:31:37AM +0200, Mathieu Malaterre wrote: > On Sun, May 10, 2020 at 10:01 PM Paul Gevers wrote: >... > > On 10-05-2020 15:25, Paul Gevers wrote: > > > I'm running another check on "cannot allocate memory in static TLS > > > block" now, will take a while. > > > > Also for t