| David VomLehn | 4f1e099 | 2010-05-07 15:17:02 -0700 | [diff] [blame] | 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 |