0,0 → 1,77 |
/* |
* Copyright (c) 2006 Josef Cejka |
* 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. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. |
*/ |
|
/** @addtogroup generic |
* @{ |
*/ |
/** @file |
*/ |
|
#include <print.h> |
#include <printf/printf_core.h> |
#include <putchar.h> |
#include <synch/spinlock.h> |
#include <arch/asm.h> |
#include <arch/types.h> |
#include <typedefs.h> |
|
SPINLOCK_INITIALIZE(printf_lock); /**< vprintf spinlock */ |
|
static int vprintf_write(const char *str, size_t count, void *unused) |
{ |
size_t i; |
for (i = 0; i < count; i++) |
putchar(str[i]); |
return i; |
} |
|
int puts(const char *s) |
{ |
size_t i; |
for (i = 0; s[i] != 0; i++) |
putchar(s[i]); |
return i; |
} |
|
int vprintf(const char *fmt, va_list ap) |
{ |
struct printf_spec ps = {(int(*)(void *, size_t, void *)) vprintf_write, NULL}; |
|
int irqpri = interrupts_disable(); |
spinlock_lock(&printf_lock); |
|
int ret = printf_core(fmt, &ps, ap); |
|
spinlock_unlock(&printf_lock); |
interrupts_restore(irqpri); |
|
return ret; |
} |
|
/** @} |
*/ |