On Sat, Nov 29, 2025 at 02:48:18PM +0800, Brian Sune wrote: > Thanks to Jan Kiszka had provided info on > u-boot is not able to boot by u-boot-with-spl.sfp. > > All three TYPE, NUM, OFFSET mode methods > are nonfunctional on combined raw boot. > > The major cause is spl+u-boot structure is > defined as 4x[spl+zero_pad] + u-boot.img. > Deal to this configuration since GEN5 is used, > the spl would require to seek by an offset > on top of the spl offset. This means for > each spl=0x10000 the offset is 0x40000. > > However latest u-boot do not consider this > major structure on GEN5 socfpga. > Meanwhile, the default include file as Jan > pointed out is completely wrong syntax and > caused issue. > > Combining both concepts, the minimum fix > patch is provide as follows. > > 1) Offset is control and default set to a > proper offset under: > SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET > > 2) Only GEN5 socfpga will be affected and > minimized contamination on other devices. > > 3) Only one compuatation adjustment is made > on spl_mmc_load. And simply introduce the > offset adding by the kconfig offset control. > It should be 0 by default and gate as well. > So no possible harm should be done.
This sounds like a tricky problem to solve in a "nice" looking way. The first thing that's unclear to me is, which of SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR, SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION or SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION is being used here? -- Tom
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