/*
* Copyright (c) 2005 Jakub Jermar
* 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 kernel_generic_console
* @{
*/
/** @file
*/
#ifndef KERN_CONSOLE_H_
#define KERN_CONSOLE_H_
#include <typedefs.h>
#include <print.h>
#include <console/chardev.h>
#include <synch/spinlock.h>
#define PAGING(counter, increment, before, after) \
do { \
(counter) += (increment); \
if ((counter) > 23) { \
before; \
printf(" -- Press any key to continue -- "); \
indev_pop_character(stdin); \
after; \
printf("\n"); \
(counter) = 0; \
} \
} while (0)
extern indev_t *stdin;
extern outdev_t *stdout;
extern void early_putuchar(char32_t);
extern indev_t *stdin_wire(void);
extern void stdout_wire(outdev_t *outdev);
extern void console_init(void);
extern void kio_init(void);
extern void kio_update(void *);
extern void kio_flush(void);
extern void kio_push_char(const char32_t);
SPINLOCK_EXTERN(kio_lock);
extern sys_errno_t sys_kio(int cmd, uspace_addr_t buf, size_t size);
extern void grab_console(void);
extern void release_console(void);
extern sysarg_t sys_debug_console(void);
#endif /* KERN_CONSOLE_H_ */
/** @}
*/