1config OPTEE 2 bool "Support OPTEE images" 3 help 4 U-Boot can be configured to boot OPTEE images. 5 Selecting this option will enable shared OPTEE library code and 6 enable an OPTEE specific bootm command that will perform additional 7 OPTEE specific checks before booting an OPTEE image created with 8 mkimage. 9 10config OPTEE_LOAD_ADDR 11 hex "OPTEE load address" 12 default 0x00000000 13 help 14 The load address of the bootable OPTEE binary. 15 16config OPTEE_TZDRAM_SIZE 17 hex "Amount of Trust-Zone RAM for the OPTEE image" 18 depends on OPTEE 19 default 0x3000000 20 help 21 The size of pre-allocated Trust Zone DRAM to allocate for the OPTEE 22 runtime. 23 24config OPTEE_TZDRAM_BASE 25 hex "Base address of Trust-Zone RAM for the OPTEE image" 26 depends on OPTEE 27 default 0x9d000000 28 help 29 The base address of pre-allocated Trust Zone DRAM for 30 the OPTEE runtime. 31 32config BOOTM_OPTEE 33 bool "Support OPTEE bootm command" 34 select BOOTM_LINUX 35 default n 36 help 37 Select this command to enable chain-loading of a Linux kernel 38 via an OPTEE firmware. 39 The bootflow is BootROM -> u-boot -> OPTEE -> Linux in this case. 40