Hi,
We are trying to enable widevine DRM L1 with Android12.1.0 on imx8mq custom board.
There is a "failed to initialize FF-A" log from trusty.
Is there an issue with this log?
[ 0.605130] [ T1] trusty trusty: trusty version: Project: imx8m, Build: build@pantakill-4, Built: 20:16:48 Aug 24 2022
[ 0.605212] [ T1] trusty trusty: selected api version: 4 (requested 5)
[ 0.611602] [ T1] trusty-log trusty:trusty-log: /dev/trusty-log0 registered
[ 0.613270] [ T1] trusty-log trusty:trusty-log: boot args 0x*** 0x*** 0x*** 0x0
[ 0.613296] [ T1] trusty-log trusty:trusty-log: initializing trusty (Project: imx8m, Build: build@pantakill-4, Built: 20:16:48 Aug 24 2022)
[ 0.613311] [ T1] trusty-log trusty:trusty-log: void shared_mem_init(uint):573: shared_mem_init: unsupported FF-A version 0xffffffffffffffff, expected 0x***
[ 0.613326] [ T1] trusty-log trusty:trusty-log: void shared_mem_init(uint):679: failed to initialize FF-A
[ 0.613341] [ T1] trusty-log trusty:trusty-log: _Bool sm_check_and_lock_api_version(uint32_t):127: max api version set: 4
[ 0.613357] [ T1] trusty-log trusty:trusty-log: hwsecure: 17: hwsecure init.
[ 0.613487] [ T1] trusty_ipc virtio0: vring0: va(id) (____ptrval____)(ff0001034e8703) qsz 32 notifyid 1
[ 0.613519] [ T1] trusty_ipc virtio0: vring1: va(id) (____ptrval____)(ff0001034ea703) qsz 32 notifyid 2
[ 0.613975] [ T1] trusty-virtio trusty:trusty-virtio: initializing done
[ 0.614141] [ T8] trusty_ipc virtio0: is online
[ 0.615657] [ T1] imx-irqsteer 32e2d000.interrupt-controller: imx_irqsteer: get trusty_dev node, use Trusty mode.
[ 2.908328] [ T1] imx-dcss 32e00000.display-controller: dcss: get trusty_dev node, use Trusty mode.
[ 6.977167] [ T163] trusty vpu driver probe ok, use trusty mode.
[ 34.004930] [ T75] trusty-log trusty:trusty-log: oemcrypto_ipc: 665: initializing oemcrypto_ipc
[ 34.072458] [ T75] trusty-log trusty:trusty-log: hwkey_caam: 566: hwkey: keybox read successfully!
[ 34.084743] [ T75] trusty-log trusty:trusty-log: hwkey_caam: 566: hwkey: keybox read successfully!
