| 1 | /*
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| 2 | * Copyright (c) 2005 Jakub Jermar
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup kernel_generic_console
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef KERN_CONSOLE_H_
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| 36 | #define KERN_CONSOLE_H_
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| 37 |
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| 38 | #include <console/chardev.h>
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| 39 | #include <synch/spinlock.h>
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| 40 |
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| 41 | #define PAGING(counter, increment, before, after) \
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| 42 | do { \
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| 43 | (counter) += (increment); \
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| 44 | if ((counter) > 23) { \
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| 45 | before; \
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| 46 | printf(" -- Press any key to continue -- "); \
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| 47 | indev_pop_character(stdin); \
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| 48 | after; \
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| 49 | printf("\n"); \
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| 50 | (counter) = 0; \
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| 51 | } \
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| 52 | } while (0)
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| 53 |
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| 54 | extern indev_t *stdin;
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| 55 | extern outdev_t *stdout;
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| 56 |
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| 57 | extern void early_putuchar(char32_t);
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| 58 |
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| 59 | extern indev_t *stdin_wire(void);
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| 60 | extern void stdout_wire(outdev_t *outdev);
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| 61 | extern void console_init(void);
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| 62 |
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| 63 | extern void kio_init(void);
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| 64 | extern void kio_update(void *);
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| 65 | extern void kio_flush(void);
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| 66 | extern void kio_push_char(const char32_t);
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| 67 | extern irq_spinlock_t kio_lock;
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| 68 |
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| 69 | extern sysarg_t sys_kio_read(uspace_addr_t buf, size_t size, size_t at);
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| 70 | extern sys_errno_t sys_kio(int cmd, uspace_addr_t buf, size_t size);
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| 71 |
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| 72 | extern void grab_console(void);
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| 73 | extern void release_console(void);
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| 74 |
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| 75 | extern sysarg_t sys_debug_console(void);
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| 76 |
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| 77 | extern void console_lock(void);
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| 78 | extern void console_unlock(void);
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| 79 |
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| 80 | #endif /* KERN_CONSOLE_H_ */
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| 81 |
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| 82 | /** @}
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| 83 | */
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