1 /* 2 * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * Redistributions of source code must retain the above copyright notice, this 8 * list of conditions and the following disclaimer. 9 * 10 * Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * Neither the name of ARM nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific 16 * prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef __STD_SVC_H__ 32 #define __STD_SVC_H__ 33 34 /* SMC function IDs for Standard Service queries */ 35 36 #define ARM_STD_SVC_CALL_COUNT 0x8400ff00 37 #define ARM_STD_SVC_UID 0x8400ff01 38 /* 0x8400ff02 is reserved */ 39 #define ARM_STD_SVC_VERSION 0x8400ff03 40 41 /* ARM Standard Service Calls version numbers */ 42 #define STD_SVC_VERSION_MAJOR 0x0 43 #define STD_SVC_VERSION_MINOR 0x1 44 45 /* The macros below are used to identify PSCI calls from the SMC function ID */ 46 #define PSCI_FID_MASK 0xffe0u 47 #define PSCI_FID_VALUE 0u 48 #define is_psci_fid(_fid) \ 49 (((_fid) & PSCI_FID_MASK) == PSCI_FID_VALUE) 50 51 #endif /* __STD_SVC_H__ */ 52