diff options
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/tee.h | 41 |
1 files changed, 35 insertions, 6 deletions
diff --git a/include/uapi/linux/tee.h b/include/uapi/linux/tee.h index 0e3b735dcfca..9abb0f299549 100644 --- a/include/uapi/linux/tee.h +++ b/include/uapi/linux/tee.h @@ -48,8 +48,10 @@ #define TEE_GEN_CAP_PRIVILEGED (1 << 1)/* Privileged device (for supplicant) */ #define TEE_GEN_CAP_REG_MEM (1 << 2)/* Supports registering shared memory */ #define TEE_GEN_CAP_MEMREF_NULL (1 << 3)/* NULL MemRef support */ +#define TEE_GEN_CAP_OBJREF (1 << 4)/* Supports generic object reference */ -#define TEE_MEMREF_NULL (__u64)(-1) /* NULL MemRef Buffer */ +#define TEE_MEMREF_NULL ((__u64)(-1)) /* NULL MemRef Buffer */ +#define TEE_OBJREF_NULL ((__u64)(-1)) /* NULL ObjRef Object */ /* * TEE Implementation ID @@ -159,6 +161,13 @@ struct tee_ioctl_buf_data { #define TEE_IOCTL_PARAM_ATTR_TYPE_UBUF_INOUT 10 /* input and output */ /* + * These defines object reference parameters. + */ +#define TEE_IOCTL_PARAM_ATTR_TYPE_OBJREF_INPUT 11 +#define TEE_IOCTL_PARAM_ATTR_TYPE_OBJREF_OUTPUT 12 +#define TEE_IOCTL_PARAM_ATTR_TYPE_OBJREF_INOUT 13 + +/* * Mask for the type part of the attribute, leaves room for more types */ #define TEE_IOCTL_PARAM_ATTR_TYPE_MASK 0xff @@ -195,15 +204,16 @@ struct tee_ioctl_buf_data { * @attr: attributes * @a: if a memref, offset into the shared memory object, * else if a ubuf, address of the user buffer, - * else a value parameter - * @b: if a memref or ubuf, size of the buffer, else a value parameter + * else if an objref, object identifier, else a value parameter + * @b: if a memref or ubuf, size of the buffer, + * else if objref, flags for the object, else a value parameter * @c: if a memref, shared memory identifier, else a value parameter * * @attr & TEE_PARAM_ATTR_TYPE_MASK indicates if memref, ubuf, or value is * used in the union. TEE_PARAM_ATTR_TYPE_VALUE_* indicates value, - * TEE_PARAM_ATTR_TYPE_MEMREF_* indicates memref, and TEE_PARAM_ATTR_TYPE_UBUF_* - * indicates ubuf. TEE_PARAM_ATTR_TYPE_NONE indicates that none of the members - * are used. + * TEE_PARAM_ATTR_TYPE_MEMREF_* indicates memref, TEE_PARAM_ATTR_TYPE_UBUF_* + * indicates ubuf, and TEE_PARAM_ATTR_TYPE_OBJREF_* indicates objref. + * TEE_PARAM_ATTR_TYPE_NONE indicates that none of the members are used. * * Shared memory is allocated with TEE_IOC_SHM_ALLOC which returns an * identifier representing the shared memory object. A memref can reference @@ -442,4 +452,23 @@ struct tee_ioctl_shm_register_fd_data { * munmap(): unmaps previously shared memory */ +/** + * struct tee_ioctl_invoke_func_arg - Invokes an object in a Trusted Application + * @id: [in] Object id + * @op: [in] Object operation, specific to the object + * @ret: [out] return value + * @num_params: [in] number of parameters following this struct + */ +struct tee_ioctl_object_invoke_arg { + __u64 id; + __u32 op; + __u32 ret; + __u32 num_params; + /* num_params tells the actual number of element in params */ + struct tee_ioctl_param params[]; +}; + +#define TEE_IOC_OBJECT_INVOKE _IOR(TEE_IOC_MAGIC, TEE_IOC_BASE + 10, \ + struct tee_ioctl_buf_data) + #endif /*__TEE_H*/ |