On Thu, Nov 09, 2017 at 06:11:58PM +0530, Jagan Teki wrote: > On Thu, Nov 9, 2017 at 5:48 PM, Andre Przywara <andre.przyw...@arm.com> wrote: > > Hi, > > > > On 09/11/17 12:11, Maxime Ripard wrote: > >> On Thu, Nov 09, 2017 at 01:29:21AM +0530, Jagan Teki wrote: > >>> Hi, > >>> > >>> I'm trying to increase SPL size to 64K(with SRAM A2), so-that SPL can > >>> able to fit new features like falcon. I knew the limit about 32K but > >>> page[1] stating that we can use approximately 192 KiB of contiguous > >>> SRAM. > >>> > >>> eGON.BT0 has limit of reading 32KB, Can't we use > 32KB SPL here? > >>> because I've tried with 64K SPL size with existing SPL code and was > >>> able to boot, but with increasing SPL by enabling falcon seems like > >>> BROM unable read eGON.BT0 which eventually booting failed. Any inputs? > >> > >> I've been able to use the falcon mode without this change on an A33, > >> what's so different about the A64? > > > > That the SPL is bigger in AArch64 and enabling SPL_OS_BOOT will probably > > exceed 32KB (we are quite close already) > > Yes, but with arm32 I didn't see increasing size with SPL_OS_BOOT on > H3 spl/sunxi-spl.bin size become 24576(24KB) even with falcon-enabled. > of-course Linux failed to boot. Maxime did you find similar behaviour? > is falcon worked on A33?
I didn't look at that back then because I wasn't aware that was an issue, but it worked flawlessly for me, so I'm guessing it didn't add that much. But then, like Andre was suggesting, I wasn't using the PSCI stuff either, which we would also need to compile. Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
signature.asc
Description: PGP signature
_______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
