Files
openairinterface5g/openair2/UTIL/BIGPHYS/bigphys.c
T

76 lines
2.2 KiB
C
Executable File

/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
OpenAirInterface 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 3 of the License, or
(at your option) any later version.
OpenAirInterface 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 OpenAirInterface.The full GNU General Public License is
included in this distribution in the file called "COPYING". If not,
see <http://www.gnu.org/licenses/>.
Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/
#include "defs.h"
#include "linux/module.h"
#ifdef BIGPHYSAREA
#ifdef ARCH_64
char *bigphys_ptr,*bigphys_current;
#else //ARCH_64
unsigned int bigphys_ptr,bigphys_current;
#endif //ARCH_64
// return pointer to memory in big physical area aligned to 16 bytes
void* bigphys_malloc(int n)
{
int n2 = n + ((16-(n%16))%16);
#ifdef ARCH_64
char *bigphys_old;
#else
unsigned int bigphys_old;
#endif
printk("[BIGPHYSAREA] Calling bigphys_malloc for %d (%d) bytes\n",n,n2);
#ifdef ARCH_64
printk("[BIGPHYSAREA] Allocated Memory @ %p\n",bigphys_current);
#endif
bigphys_old = bigphys_current;
bigphys_current += n2;
#ifdef ARCH_64
printk("[BIGPHYSAREA] Allocated Memory top now @ %p\n",bigphys_current);
return ((void *)(bigphys_old));
#else //ARCH_64
//printk("[BIGPHYSAREA] Allocated Memory %d\n",bigphys_current-bigphys_ptr);
return ((void *)(bigphys_old));
#endif //ARCH_64
}
EXPORT_SYMBOL(bigphys_malloc);
#endif