/*
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* Copyright (C) 2006 Jan Kiszka <jan.kiszka@web.de>.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <cobalt/uapi/kernel/trace.h>
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#include <cobalt/trace.h>
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#include <asm/xenomai/syscall.h>
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int xntrace_max_begin(unsigned long v)
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{
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return XENOMAI_SYSCALL2(sc_cobalt_trace, __xntrace_op_max_begin, v);
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}
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int xntrace_max_end(unsigned long v)
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{
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return XENOMAI_SYSCALL2(sc_cobalt_trace, __xntrace_op_max_end, v);
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}
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int xntrace_max_reset(void)
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{
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return XENOMAI_SYSCALL1(sc_cobalt_trace, __xntrace_op_max_reset);
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}
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int xntrace_user_start(void)
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{
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return XENOMAI_SYSCALL1(sc_cobalt_trace, __xntrace_op_user_start);
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}
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int xntrace_user_stop(unsigned long v)
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{
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return XENOMAI_SYSCALL2(sc_cobalt_trace, __xntrace_op_user_stop, v);
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}
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int xntrace_user_freeze(unsigned long v, int once)
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{
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return XENOMAI_SYSCALL3(sc_cobalt_trace, __xntrace_op_user_freeze,
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v, once);
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}
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void xntrace_latpeak_freeze(int delay)
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{
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XENOMAI_SYSCALL2(sc_cobalt_trace, __xntrace_op_latpeak_freeze, delay);
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}
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int xntrace_special(unsigned char id, unsigned long v)
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{
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return XENOMAI_SYSCALL3(sc_cobalt_trace, __xntrace_op_special, id, v);
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}
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int xntrace_special_u64(unsigned char id, unsigned long long v)
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{
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return XENOMAI_SYSCALL4(sc_cobalt_trace, __xntrace_op_special_u64, id,
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(unsigned long)(v >> 32),
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(unsigned long)(v & 0xFFFFFFFF));
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}
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int xnftrace_vprintf(const char *format, va_list args)
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{
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char buf[256];
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int ret;
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ret = vsnprintf(buf, sizeof(buf), format, args);
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if (ret < 0)
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return ret;
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if (ret >= sizeof(buf))
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return -EOVERFLOW;
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return XENOMAI_SYSCALL1(sc_cobalt_ftrace_puts, buf);
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}
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int xnftrace_printf(const char *format, ...)
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{
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va_list args;
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int ret;
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va_start(args, format);
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ret = xnftrace_vprintf(format, args);
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va_end(args);
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return ret;
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}
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