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/optee_os/core/arch/arm/kernel/
H A Dlink_dummy.ld1385854b72c9e6e43786a8054787eec8c668810d Tue Oct 15 11:31:24 UTC 2019 Jens Wiklander <jens.wiklander@linaro.org> core: Add core memory type MEM_AREA_IDENTITY_MAP_RX

Adds another memory type, MEM_AREA_IDENTITY_MAP_RX, to enum
teecore_memtypes. MEM_AREA_IDENTITY_MAP_RX is used to represent memory
which is additionally identity mapped while OP-TEE is mapped at a
non-identity mapped location. This is needed to support CFG_CORE_ASLR=y.

The link script is updated to collect functions and read-only data in
between __identity_map_init_start and __identity_map_init_end.

Reviewed-by: Jerome Forissier <jerome@forissier.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
H A Dkern.ld.S1385854b72c9e6e43786a8054787eec8c668810d Tue Oct 15 11:31:24 UTC 2019 Jens Wiklander <jens.wiklander@linaro.org> core: Add core memory type MEM_AREA_IDENTITY_MAP_RX

Adds another memory type, MEM_AREA_IDENTITY_MAP_RX, to enum
teecore_memtypes. MEM_AREA_IDENTITY_MAP_RX is used to represent memory
which is additionally identity mapped while OP-TEE is mapped at a
non-identity mapped location. This is needed to support CFG_CORE_ASLR=y.

The link script is updated to collect functions and read-only data in
between __identity_map_init_start and __identity_map_init_end.

Reviewed-by: Jerome Forissier <jerome@forissier.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
/optee_os/core/arch/arm/mm/
H A Dcore_mmu.c1385854b72c9e6e43786a8054787eec8c668810d Tue Oct 15 11:31:24 UTC 2019 Jens Wiklander <jens.wiklander@linaro.org> core: Add core memory type MEM_AREA_IDENTITY_MAP_RX

Adds another memory type, MEM_AREA_IDENTITY_MAP_RX, to enum
teecore_memtypes. MEM_AREA_IDENTITY_MAP_RX is used to represent memory
which is additionally identity mapped while OP-TEE is mapped at a
non-identity mapped location. This is needed to support CFG_CORE_ASLR=y.

The link script is updated to collect functions and read-only data in
between __identity_map_init_start and __identity_map_init_end.

Reviewed-by: Jerome Forissier <jerome@forissier.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>