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/*
 * ARM-specific syscall type accounting.
 *
 * Copyright (C) 2010 B Labs Ltd.
 *
 * Author: Bahadir Balban
 */
 
#ifndef __ARM_DEBUG_H__
#define __ARM_DEBUG_H__
 
#include INC_SUBARCH(perfmon.h)
 
#if defined (CONFIG_DEBUG_ACCOUNTING)
 
extern struct system_accounting system_accounting;
 
static inline void
system_account_syscall_type(unsigned long swi_address)
{
	*(((u64 *)&system_accounting.syscalls) +
				  ((swi_address & 0xFF) >> 2)) += 1;
}
 
#else /* End of CONFIG_DEBUG_ACCOUNTING */
 
static inline void system_account_syscall_type(unsigned long swi_address) { }
 
#endif /* End of !CONFIG_DEBUG_ACCOUNTING */
 
 
#if defined (CONFIG_DEBUG_PERFMON_KERNEL)
 
static inline void
system_measure_syscall_start(void)
{
	/* To avoid non-voluntary rescheduling during call */
	perfmon_reset_start_cyccnt();
}
 
/* Defined in arm/glue/debug.c */
void system_measure_syscall_end(unsigned long swi_address);
 
#else /* End of CONFIG_DEBUG_PERFMON_KERNEL */
 
static inline void system_measure_syscall_start(void) { }
static inline void system_measure_syscall_end(unsigned long swi_address) { }
 
#endif /* End of !CONFIG_DEBUG_PERFMON_KERNEL */
 
#endif /* __ARM_DEBUG_H__ */