blob: dbc01bc2569d118387c8054ddbd115068aaaded5 [file] [log] [blame]
/*
* Copyright (C) 2010-2013 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
*
* A copy of the licence is included with the program, and can also be obtained from Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* @file mali_osk_misc.c
* Implementation of the OS abstraction layer for the kernel device driver
*/
#include <linux/kernel.h>
#include <asm/uaccess.h>
#include <asm/cacheflush.h>
#include <linux/sched.h>
#include <linux/module.h>
#include "mali_osk.h"
void _mali_osk_dbgmsg( const char *fmt, ... )
{
va_list args;
va_start(args, fmt);
vprintk(fmt, args);
va_end(args);
}
u32 _mali_osk_snprintf( char *buf, u32 size, const char *fmt, ... )
{
int res;
va_list args;
va_start(args, fmt);
res = vscnprintf(buf, (size_t)size, fmt, args);
va_end(args);
return res;
}
void _mali_osk_abort(void)
{
/* make a simple fault by dereferencing a NULL pointer */
dump_stack();
*(int *)0 = 0;
}
void _mali_osk_break(void)
{
_mali_osk_abort();
}
u32 _mali_osk_get_pid(void)
{
/* Thread group ID is the process ID on Linux */
return (u32)current->tgid;
}
u32 _mali_osk_get_tid(void)
{
/* pid is actually identifying the thread on Linux */
return (u32)current->pid;
}