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ArmPkg: Add initial OpteeLib implementation

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This is initial version of OP-TEE library that provides api's to
communicate with OP-TEE OS (Trusted OS based on ARM TrustZone) via
secure monitor calls. Currently it provides basic api to detect OP-TEE
presence via UID matching.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
This commit is contained in:
Sumit Garg
2018-08-01 11:37:41 +05:30
committed by Ard Biesheuvel
parent 52437cb763
commit d65b78f101
6 changed files with 124 additions and 0 deletions
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8
ArmPkg/Include/IndustryStandard/ArmStdSmc.h
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@@ -111,4 +111,12 @@
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_OFF 1
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_ON_PENDING 2
/*
* SMC function IDs for Trusted OS Service queries
*/
#define ARM_SMC_ID_TOS_CALL_COUNT 0xbf00ff00
#define ARM_SMC_ID_TOS_UID 0xbf00ff01
/* 0xbf00ff02 is reserved */
#define ARM_SMC_ID_TOS_REVISION 0xbf00ff03
#endif