linux-sg2042/arch/mips/powertv/asic/prealloc.h

71 lines
2.4 KiB
C

/*
* Definitions for memory preallocations
*
* Copyright (C) 2005-2009 Scientific-Atlanta, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _ARCH_MIPS_POWERTV_ASIC_PREALLOC_H
#define _ARCH_MIPS_POWERTV_ASIC_PREALLOC_H
#define KIBIBYTE(n) ((n) * 1024) /* Number of kibibytes */
#define MEBIBYTE(n) ((n) * KIBIBYTE(1024)) /* Number of mebibytes */
/* "struct resource" array element definition */
#define PREALLOC(NAME, START, END, FLAGS) { \
.name = (NAME), \
.start = (START), \
.end = (END), \
.flags = (FLAGS) \
},
/* Individual resources in the preallocated resource arrays are defined using
* macros. These macros are conditionally defined based on their
* corresponding kernel configuration flag:
* - CONFIG_PREALLOC_NORMAL: preallocate resources for a normal settop box
* - CONFIG_PREALLOC_TFTP: preallocate the TFTP download resource
* - CONFIG_PREALLOC_DOCSIS: preallocate the DOCSIS resource
* - CONFIG_PREALLOC_PMEM: reserve space for persistent memory
*/
#ifdef CONFIG_PREALLOC_NORMAL
#define PREALLOC_NORMAL(name, start, end, flags) \
PREALLOC(name, start, end, flags)
#else
#define PREALLOC_NORMAL(name, start, end, flags)
#endif
#ifdef CONFIG_PREALLOC_TFTP
#define PREALLOC_TFTP(name, start, end, flags) \
PREALLOC(name, start, end, flags)
#else
#define PREALLOC_TFTP(name, start, end, flags)
#endif
#ifdef CONFIG_PREALLOC_DOCSIS
#define PREALLOC_DOCSIS(name, start, end, flags) \
PREALLOC(name, start, end, flags)
#else
#define PREALLOC_DOCSIS(name, start, end, flags)
#endif
#ifdef CONFIG_PREALLOC_PMEM
#define PREALLOC_PMEM(name, start, end, flags) \
PREALLOC(name, start, end, flags)
#else
#define PREALLOC_PMEM(name, start, end, flags)
#endif
#endif