1 /* Copyright (c) 2008-2011 Freescale Semiconductor, Inc. 2 * 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 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above copyright 9 * notice, this list of conditions and the following disclaimer in the 10 * documentation and/or other materials provided with the distribution. 11 * * Neither the name of Freescale Semiconductor nor the 12 * names of its contributors may be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * 16 * ALTERNATIVELY, this software may be distributed under the terms of the 17 * GNU General Public License ("GPL") as published by the Free Software 18 * Foundation, either version 2 of that License or (at your option) any 19 * later version. 20 * 21 * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY 22 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 23 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 24 * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY 25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 28 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /**************************************************************** 34 * 35 * File: mm.h 36 * 37 * 38 * Description: 39 * MM (Memory Management) object definitions. 40 * It also includes definitions of the Free Block, Busy Block 41 * and Memory Block structures used by the MM object. 42 * 43 ****************************************************************/ 44 45 #ifndef __MM_H 46 #define __MM_H 47 48 49 #include "mm_ext.h" 50 51 #define __ERR_MODULE__ MODULE_MM 52 53 54 #define MAKE_ALIGNED(addr, align) \ 55 (((uint64_t)(addr) + ((align) - 1)) & (~(((uint64_t)align) - 1))) 56 57 58 /* t_MemBlock data stucutre defines parameters of the Memory Block */ 59 typedef struct t_MemBlock 60 { 61 struct t_MemBlock *p_Next; /* Pointer to the next memory block */ 62 63 uint64_t base; /* Base address of the memory block */ 64 uint64_t end; /* End address of the memory block */ 65 } t_MemBlock; 66 67 68 /* t_FreeBlock data stucutre defines parameters of the Free Block */ 69 typedef struct t_FreeBlock 70 { 71 struct t_FreeBlock *p_Next; /* Pointer to the next free block */ 72 73 uint64_t base; /* Base address of the block */ 74 uint64_t end; /* End address of the block */ 75 } t_FreeBlock; 76 77 78 /* t_BusyBlock data stucutre defines parameters of the Busy Block */ 79 typedef struct t_BusyBlock 80 { 81 struct t_BusyBlock *p_Next; /* Pointer to the next free block */ 82 83 uint64_t base; /* Base address of the block */ 84 uint64_t end; /* End address of the block */ 85 char name[MM_MAX_NAME_LEN]; /* That block of memory was allocated for 86 something specified by the Name */ 87 } t_BusyBlock; 88 89 90 /* t_MM data structure defines parameters of the MM object */ 91 typedef struct t_MM 92 { 93 t_MemBlock *memBlocks; /* List of memory blocks (Memory list) */ 94 t_BusyBlock *busyBlocks; /* List of busy blocks (Busy list) */ 95 t_FreeBlock *freeBlocks[MM_MAX_ALIGNMENT + 1]; 96 /* Alignment lists of free blocks (Free lists) */ 97 t_Handle h_Spinlock; 98 } t_MM; 99 100 101 #endif /* __MM_H */ 102