> OP-TEE is an open source trusted OS, in armv7, its loading and > running are like this: > loading: > - SPL load both OP-TEE and U-Boot > running: > - SPL run into OP-TEE in secure mode; > - OP-TEE run into U-Boot in non-secure mode; > > To make code simple, it would be fine to use IH_OS_TEE for the > os tyle in TPL(just like IH_OS_LINUX is using both in SPL and U-Boot). > > Here is the diagram for SPL loading OP-TEE, > IH_OS_TEE:(make u-boot.itb for SPL) > Non-Secure Secure > > BootROM > | > v > SPL > | > v > --------- OP-TEE > | > v > U-Boot > | > V > Linux > For other two king of OP-TEE loading/booting, see commit message: > 45b55712d4 image: Add IH_OS_TEE for TEE chain-load boot > > More detail: > https://github.com/OP-TEE/optee_os > and search for 'boot arguments' for detail entry parameter in: > core/arch/arm/kernel/generic_entry_a32.S > > Signed-off-by: Kever Yang <kever.y...@rock-chips.com> > Cc: Bryan O'Donoghue <bryan.odonog...@linaro.org> > --- > > Changes in v5: > - Split the patch out from rk3229 seris > - Use IH_OS_TEE instead of IH_OS_OP-TEE > > Changes in v4: > - use NULL instead of '0' > - add fdt_addr as arg2 of entry > > Changes in v2: > - Using new image type for op-tee > > common/spl/Kconfig | 7 +++++++ > common/spl/Makefile | 1 + > common/spl/spl.c | 7 +++++++ > common/spl/spl_optee.S | 12 ++++++++++++ > include/spl.h | 13 +++++++++++++ > 5 files changed, 40 insertions(+) > create mode 100644 common/spl/spl_optee.S >
Reviewed-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
