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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* version: DPDK.L.1.2.3-3
*/
/**
* @file
* Holds the structures for the eal internal configuration
*/
#ifndef _EAL_LINUXAPP_INTERNAL_CFG
#define _EAL_LINUXAPP_INTERNAL_CFG
#define MAX_HUGEPAGE_SIZES 3 /**< support up to 3 page sizes */
/*
* internal configuration structure for the number, size and
* mount points of hugepages
*/
struct hugepage_info {
uint64_t hugepage_sz; /**< size of a huge page */
const char *hugedir; /**< dir where hugetlbfs is mounted */
uint32_t num_pages; /**< number of hugepages of that size */
};
/**
* internal configuration
*/
struct internal_config {
volatile uint64_t memory; /* amount of asked memory */
volatile unsigned force_nchannel; /* force number of channels */
volatile unsigned force_nrank; /* force number of ranks */
volatile unsigned no_hugetlbfs; /* true to disable hugetlbfs */
volatile unsigned no_pci; /* true to disable PCI */
volatile unsigned no_hpet; /* true to disable HPET */
volatile unsigned no_shconf; /* true if there is no shared config */
volatile enum rte_proc_type_t process_type; /* multi-process proc type */
const char *hugefile_prefix; /* the base filename of hugetlbfs files */
const char *hugepage_dir; /* specific hugetlbfs directory to use */
unsigned num_hugepage_sizes; /* how many sizes on this system */
struct hugepage_info hugepage_info[MAX_HUGEPAGE_SIZES];
};
extern struct internal_config internal_config; /**< Global EAL configuration. */
#endif
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