1 /* 2 * Definitions for memory preallocations 3 * 4 * Copyright (C) 2005-2009 Scientific-Atlanta, Inc. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21 #ifndef _ARCH_MIPS_POWERTV_ASIC_PREALLOC_H 22 #define _ARCH_MIPS_POWERTV_ASIC_PREALLOC_H 23 24 #define KIBIBYTE(n) ((n) * 1024) /* Number of kibibytes */ 25 #define MEBIBYTE(n) ((n) * KIBIBYTE(1024)) /* Number of mebibytes */ 26 27 /* "struct resource" array element definition */ 28 #define PREALLOC(NAME, START, END, FLAGS) { \ 29 .name = (NAME), \ 30 .start = (START), \ 31 .end = (END), \ 32 .flags = (FLAGS) \ 33 }, 34 35 /* Individual resources in the preallocated resource arrays are defined using 36 * macros. These macros are conditionally defined based on their 37 * corresponding kernel configuration flag: 38 * - CONFIG_PREALLOC_NORMAL: preallocate resources for a normal settop box 39 * - CONFIG_PREALLOC_TFTP: preallocate the TFTP download resource 40 * - CONFIG_PREALLOC_DOCSIS: preallocate the DOCSIS resource 41 * - CONFIG_PREALLOC_PMEM: reserve space for persistent memory 42 */ 43 #ifdef CONFIG_PREALLOC_NORMAL 44 #define PREALLOC_NORMAL(name, start, end, flags) \ 45 PREALLOC(name, start, end, flags) 46 #else 47 #define PREALLOC_NORMAL(name, start, end, flags) 48 #endif 49 50 #ifdef CONFIG_PREALLOC_TFTP 51 #define PREALLOC_TFTP(name, start, end, flags) \ 52 PREALLOC(name, start, end, flags) 53 #else 54 #define PREALLOC_TFTP(name, start, end, flags) 55 #endif 56 57 #ifdef CONFIG_PREALLOC_DOCSIS 58 #define PREALLOC_DOCSIS(name, start, end, flags) \ 59 PREALLOC(name, start, end, flags) 60 #else 61 #define PREALLOC_DOCSIS(name, start, end, flags) 62 #endif 63 64 #ifdef CONFIG_PREALLOC_PMEM 65 #define PREALLOC_PMEM(name, start, end, flags) \ 66 PREALLOC(name, start, end, flags) 67 #else 68 #define PREALLOC_PMEM(name, start, end, flags) 69 #endif 70 #endif 71