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@@ -49,6 +49,22 @@
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#define TEE_ORIGIN_TRUSTED_APP 0x00000004
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struct udevice;
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+
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+/**
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+ * struct tee_optee_ta_uuid - OP-TEE Trusted Application (TA) UUID format
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+ *
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+ * Used to identify an OP-TEE TA and define suitable to initialize structs
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+ * of this format is distributed with the interface of the TA. The
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+ * individual fields of this struct doesn't have any special meaning in
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+ * OP-TEE. See RFC4122 for details on the format.
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+ */
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+struct tee_optee_ta_uuid {
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+ u32 time_low;
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+ u16 time_mid;
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+ u16 time_hi_and_version;
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+ u8 clock_seq_and_node[8];
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+};
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+
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/**
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* struct tee_shm - memory shared with the TEE
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* @dev: The TEE device
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@@ -333,4 +349,26 @@ int tee_close_session(struct udevice *dev, u32 session);
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int tee_invoke_func(struct udevice *dev, struct tee_invoke_arg *arg,
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uint num_param, struct tee_param *param);
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+/**
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+ * tee_optee_ta_uuid_from_octets() - Converts to struct tee_optee_ta_uuid
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+ * @d: Destination struct
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+ * @s: Source UUID octets
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+ *
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+ * Conversion to a struct tee_optee_ta_uuid represantion from binary octet
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+ * representation.
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+ */
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+void tee_optee_ta_uuid_from_octets(struct tee_optee_ta_uuid *d,
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+ const u8 s[TEE_UUID_LEN]);
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+
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+/**
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+ * tee_optee_ta_uuid_to_octets() - Converts from struct tee_optee_ta_uuid
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+ * @d: Destination UUID octets
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+ * @s: Source struct
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+ *
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+ * Conversion from a struct tee_optee_ta_uuid represantion to binary octet
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+ * representation.
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+ */
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+void tee_optee_ta_uuid_to_octets(u8 d[TEE_UUID_LEN],
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+ const struct tee_optee_ta_uuid *s);
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+
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#endif /* __TEE_H */
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