Re: [PATCH] arm64: Update memcpy_{from, to}io() helpers

2021-07-19 Thread Patrick DELAUNAY
Hi Tom, On 7/9/21 6:15 PM, Tom Rini wrote: On Fri, Feb 26, 2021 at 01:44:51PM +0100, Patrice Chotard wrote: At early U-Boot stage, before relocation, MMU is not yet configured and disabled. DDR may not be configured with the correct memory attributes (can be configured in MT_DEVICE instead of

Re: [PATCH] arm64: Update memcpy_{from, to}io() helpers

2021-07-09 Thread Tom Rini
On Fri, Feb 26, 2021 at 01:44:51PM +0100, Patrice Chotard wrote: > At early U-Boot stage, before relocation, MMU is not yet configured > and disabled. DDR may not be configured with the correct memory > attributes (can be configured in MT_DEVICE instead of MT_MEMORY). > > In this case, usage of m

Re: [PATCH] arm64: Update memcpy_{from, to}io() helpers

2021-06-04 Thread Patrick DELAUNAY
Hi Patrice, On 2/26/21 1:44 PM, Patrice Chotard wrote: At early U-Boot stage, before relocation, MMU is not yet configured and disabled. DDR may not be configured with the correct memory attributes (can be configured in MT_DEVICE instead of MT_MEMORY). In this case, usage of memcpy_{from, to}io

[PATCH] arm64: Update memcpy_{from, to}io() helpers

2021-02-26 Thread Patrice Chotard
At early U-Boot stage, before relocation, MMU is not yet configured and disabled. DDR may not be configured with the correct memory attributes (can be configured in MT_DEVICE instead of MT_MEMORY). In this case, usage of memcpy_{from, to}io() may leads to synchronous abort in AARCH64 in case the n