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-rw-r--r--include/tee.h23
1 files changed, 21 insertions, 2 deletions
diff --git a/include/tee.h b/include/tee.h
index 44e9cd4321..30ea2ee164 100644
--- a/include/tee.h
+++ b/include/tee.h
@@ -32,6 +32,25 @@
TEE_PARAM_ATTR_META)
/*
+ * Global Platform login identifiers for tee_open_session_arg::clnt_login
+ */
+#define TEE_LOGIN_PUBLIC 0x00000000
+#define TEE_LOGIN_USER 0x00000001
+#define TEE_LOGIN_GROUP 0x00000002
+#define TEE_LOGIN_APPLICATION 0x00000004
+#define TEE_LOGIN_APPLICATION_USER 0x00000005
+#define TEE_LOGIN_APPLICATION_GROUP 0x00000006
+/*
+ * Reserve use of GP implementation specific login method range
+ * (0x80000000 - 0xBFFFFFFF). This range is rather being used
+ * for REE kernel clients or TEE implementation.
+ */
+#define TEE_LOGIN_REE_KERNEL_MIN 0x80000000
+#define TEE_LOGIN_REE_KERNEL_MAX 0xBFFFFFFF
+/* Private login method for REE kernel/privileged clients */
+#define TEE_LOGIN_REE_KERNEL 0x80000000
+
+/*
* Some Global Platform error codes which has a meaning if the
* TEE_GEN_CAP_GP bit is returned by the driver in
* struct tee_version_data::gen_caps
@@ -135,8 +154,8 @@ struct tee_param {
/**
* struct tee_open_session_arg - extra arguments for tee_open_session()
* @uuid: [in] UUID of the Trusted Application
- * @clnt_uuid: [in] Normally zeroes
- * @clnt_login: [in] Normally 0
+ * @clnt_uuid: [in] UUID of client, zeroes for PUBLIC/REE_KERNEL
+ * @clnt_login: [in] Class of client TEE_LOGIN_*
* @session: [out] Session id
* @ret: [out] return value
* @ret_origin: [out] origin of the return value