Radeon drivers on PowerPC (e500)

2014-06-26 Thread Martyn Welch
On 18/06/14 02:48, Benjamin Herrenschmidt wrote: > On Wed, 2014-06-18 at 11:05 +1000, Dave Airlie wrote: >> >> I don't think we ever ioremap GART, it should kmap GART pages, ioremap >> should only happen for VRAM areas AFAIK, >> >> This isn't some 32-bit vs 36-bit BAR or something, I seem to remem

Radeon drivers on PowerPC (e500)

2014-06-18 Thread Benjamin Herrenschmidt
On Wed, 2014-06-18 at 11:05 +1000, Dave Airlie wrote: > > I don't think we ever ioremap GART, it should kmap GART pages, ioremap > should only happen for VRAM areas AFAIK, > > This isn't some 32-bit vs 36-bit BAR or something, I seem to remember BenH > mentioning something like that before. Yes,

Radeon drivers on PowerPC (e500)

2014-06-18 Thread Dave Airlie
On 18 June 2014 05:14, Martyn Welch wrote: > Hi, > > I've been asked to try and get a r600 based (E6460) graphics card running on > a machine powered by a Freescale p4080 (e500 core). I've run into a bit of a > problem. > > I have the driver built into the kernel at this point. When I boot the car

Radeon drivers on PowerPC (e500)

2014-06-18 Thread Martyn Welch
On 18/06/14 02:48, Benjamin Herrenschmidt wrote: > On Wed, 2014-06-18 at 11:05 +1000, Dave Airlie wrote: >> >> I don't think we ever ioremap GART, it should kmap GART pages, ioremap >> should only happen for VRAM areas AFAIK, >> >> This isn't some 32-bit vs 36-bit BAR or something, I seem to reme

Radeon drivers on PowerPC (e500)

2014-06-18 Thread Martyn Welch
On 18/06/14 02:05, Dave Airlie wrote: > On 18 June 2014 05:14, Martyn Welch wrote: >> Hi, >> >> I've been asked to try and get a r600 based (E6460) graphics card running on >> a machine powered by a Freescale p4080 (e500 core). I've run into a bit of a >> problem. >> >> I have the driver built i

Radeon drivers on PowerPC (e500)

2014-06-17 Thread Martyn Welch
Hi, I've been asked to try and get a r600 based (E6460) graphics card running on a machine powered by a Freescale p4080 (e500 core). I've run into a bit of a problem. I have the driver built into the kernel at this point. When I boot the card is detected and it seems to be finding the fimware