On Tue, Apr 11, 2023 at 04:05:31PM -0400, Ken Sloat wrote: > Currently, the imx93_evk is configured with CONFIG_ENV_IS_IN_MMC and the > chosen environment offset in the config is 0x400000. Unless the user > programs the associated fuses, this offset is the default secondary boot > image offset used by the i.MX 93 ROM bootloader. With certain > combinations of environmental variables, the CRC and beginning of the > environment can potentially falsely appear as a valid boot image > container header. If the expected "sw_version" offset within this > mistaken boot image container is greater than the primary's, the ROM > bootloader can skip booting of the primary image altogether and attempt > to boot with the content of the environment data. This will then hang > the system. > > To fix this, move the environment from 0x400000 to 0x700000 reserving up > to 3 MB at 0x400000 for any actual secondary user image container. > > Signed-off-by: Ken Sloat <ke...@variscite.com> > Reviewed-by: Peng Fan <peng....@nxp.com> > Reviewed-by: Fabio Estevam <feste...@denx.de>
Applied to u-boot/master, thanks! -- Tom
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