1 /* 2 * Copyright (c) 2017, 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 __PARAM_HEADER_H__ 32 #define __PARAM_HEADER_H__ 33 34 /* Param header types */ 35 #define PARAM_EP 0x01 36 #define PARAM_IMAGE_BINARY 0x02 37 #define PARAM_BL31 0x03 38 #define PARAM_BL_LOAD_INFO 0x04 39 #define PARAM_BL_PARAMS 0x05 40 #define PARAM_PSCI_LIB_ARGS 0x06 41 42 /* Param header version */ 43 #define VERSION_1 0x01 44 #define VERSION_2 0x02 45 46 #define SET_PARAM_HEAD(_p, _type, _ver, _attr) do { \ 47 (_p)->h.type = (uint8_t)(_type); \ 48 (_p)->h.version = (uint8_t)(_ver); \ 49 (_p)->h.size = (uint16_t)sizeof(*_p); \ 50 (_p)->h.attr = (uint32_t)(_attr) ; \ 51 } while (0) 52 53 /* Following is used for populating structure members statically. */ 54 #define SET_STATIC_PARAM_HEAD(_p, _type, _ver, _p_type, _attr) \ 55 ._p.h.type = (uint8_t)(_type), \ 56 ._p.h.version = (uint8_t)(_ver), \ 57 ._p.h.size = (uint16_t)sizeof(_p_type), \ 58 ._p.h.attr = (uint32_t)(_attr) 59 60 #ifndef __ASSEMBLY__ 61 62 #include <types.h> 63 64 /*************************************************************************** 65 * This structure provides version information and the size of the 66 * structure, attributes for the structure it represents 67 ***************************************************************************/ 68 typedef struct param_header { 69 uint8_t type; /* type of the structure */ 70 uint8_t version; /* version of this structure */ 71 uint16_t size; /* size of this structure in bytes */ 72 uint32_t attr; /* attributes: unused bits SBZ */ 73 } param_header_t; 74 75 #endif /*__ASSEMBLY__*/ 76 77 #endif /* __PARAM_HEADER_H__ */ 78 79