Re: [PATCH] sunxi: defconfig: Add pstore support for pinephone

2024-02-11 Thread Andrey Skvortsov
Hi Peter, On 24-02-11 16:11, Peter Robinson wrote: > On Sun, 11 Feb 2024 at 16:02, Andrey Skvortsov > wrote: > > > > In general any DRAM address, that isn't overwritten during a boot is > > suitable for pstore. > > What's this functionality providing? The details below give the > technical

Re: [PATCH] sunxi: defconfig: Add pstore support for pinephone

2024-02-11 Thread Peter Robinson
On Sun, 11 Feb 2024 at 16:02, Andrey Skvortsov wrote: > > In general any DRAM address, that isn't overwritten during a boot is > suitable for pstore. What's this functionality providing? The details below give the technical reasons for the memory address but I'm not sure what enabling pstore

[PATCH] sunxi: defconfig: Add pstore support for pinephone

2024-02-11 Thread Andrey Skvortsov
In general any DRAM address, that isn't overwritten during a boot is suitable for pstore. Range from 0x4000 - 0x5000 is heavily used by u-boot for internal use and to load kernel, fdt, fdto, scripts, pxefile and ramdisk later in the boot process. Ramdisk start address is 0x4FF0,