Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-19 Thread Tony Lindgren
* Lokesh Vutla [151019 07:03]: > > Since there is a big hole with in the memory space, we might also need > to enable SPARSEMEM ? No from what I remember that depends on section sizes and smaller chunks of physical memory. For example, on the old Psions we had to use DISCONTIGMEM/SPARSEMEM becau

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-19 Thread Lokesh Vutla
[PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory > > On boards with more than 2GB of RAM booting goes wrong with things not > working and we're getting lots of l3 warnings: > > WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c:147 > l3_interrupt_handler

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-16 Thread Tony Lindgren
ssible beyond 2GB for the DMA hardware. I'll > > post an updated patch with the 2GB limit for dma_zone_size after some > > more tests. > > > > For the dma-ranges, looks like I have not hit that one yet. Which drivers > > did you run into problem

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-15 Thread Lokesh Vutla
+Richard On Thursday 15 October 2015 07:35 PM, Tony Lindgren wrote: > * Lokesh Vutla [151015 01:02]: >> Hi Tony, >> >> On Wednesday 14 October 2015 09:32 PM, Tony Lindgren wrote: >>> * Lokesh Vutla [151013 20:53]: Hi Tony, On Wednesday 14 October 2015 04:43 AM, Tony Lindgren wrote

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-15 Thread Tony Lindgren
* Lokesh Vutla [151015 01:02]: > Hi Tony, > > On Wednesday 14 October 2015 09:32 PM, Tony Lindgren wrote: > > * Lokesh Vutla [151013 20:53]: > >> Hi Tony, > >> > >> On Wednesday 14 October 2015 04:43 AM, Tony Lindgren wrote: > >>> On boards with more than 2GB of RAM booting goes wrong with thing

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-15 Thread Lokesh Vutla
Hi Tony, On Wednesday 14 October 2015 09:32 PM, Tony Lindgren wrote: > * Lokesh Vutla [151013 20:53]: >> Hi Tony, >> >> On Wednesday 14 October 2015 04:43 AM, Tony Lindgren wrote: >>> On boards with more than 2GB of RAM booting goes wrong with things not >>> working >>> and we're getting lots of

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Tony Lindgren
* Suman Anna [151014 13:32]: > On 10/14/2015 03:12 PM, Arnd Bergmann wrote: > > On Wednesday 14 October 2015 09:17:56 Tony Lindgren wrote: > >> * Arnd Bergmann [151014 02:20]: > >>> On Tuesday 13 October 2015 16:13:20 Tony Lindgren wrote: > On boards with more than 2GB of RAM booting goes wr

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Suman Anna
On 10/14/2015 03:12 PM, Arnd Bergmann wrote: > On Wednesday 14 October 2015 09:17:56 Tony Lindgren wrote: >> * Arnd Bergmann [151014 02:20]: >>> On Tuesday 13 October 2015 16:13:20 Tony Lindgren wrote: On boards with more than 2GB of RAM booting goes wrong with things not working a

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Arnd Bergmann
On Wednesday 14 October 2015 09:17:56 Tony Lindgren wrote: > * Arnd Bergmann [151014 02:20]: > > On Tuesday 13 October 2015 16:13:20 Tony Lindgren wrote: > > > On boards with more than 2GB of RAM booting goes wrong with things not > > > working > > > and we're getting lots of l3 warnings: > > >

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Tony Lindgren
* Arnd Bergmann [151014 02:20]: > On Tuesday 13 October 2015 16:13:20 Tony Lindgren wrote: > > On boards with more than 2GB of RAM booting goes wrong with things not > > working > > and we're getting lots of l3 warnings: > > > > WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c:147 > > l3_int

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Tony Lindgren
* Lokesh Vutla [151013 20:53]: > Hi Tony, > > On Wednesday 14 October 2015 04:43 AM, Tony Lindgren wrote: > > On boards with more than 2GB of RAM booting goes wrong with things not > > working > > and we're getting lots of l3 warnings: > > > > WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-14 Thread Arnd Bergmann
On Tuesday 13 October 2015 16:13:20 Tony Lindgren wrote: > On boards with more than 2GB of RAM booting goes wrong with things not working > and we're getting lots of l3 warnings: > > WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c:147 > l3_interrupt_handler+0x260/0x384() > 4400.ocp:L3 Cus

Re: [PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-13 Thread Lokesh Vutla
Hi Tony, On Wednesday 14 October 2015 04:43 AM, Tony Lindgren wrote: > On boards with more than 2GB of RAM booting goes wrong with things not working > and we're getting lots of l3 warnings: > > WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c:147 > l3_interrupt_handler+0x260/0x384() > 44

[PATCH] ARM: OMAP2+: Fix oops with LPAE and more than 2GB of memory

2015-10-13 Thread Tony Lindgren
On boards with more than 2GB of RAM booting goes wrong with things not working and we're getting lots of l3 warnings: WARNING: CPU: 0 PID: 1 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x260/0x384() 4400.ocp:L3 Custom Error: MASTER MMC6 TARGET DMM1 (Idle): Data Access in User mode