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| Rev | Author | Line No. | Line |
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| 2328 | kebrt | 1 | /* |
| 2 | * Copyright (c) 2007 Michal Kebrt |
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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 | |||
| 29 | /** @addtogroup arm32 |
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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 | |||
| 35 | |||
| 36 | #include <printf/printf_core.h> |
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| 37 | #include <arch/debug/print.h> |
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| 38 | #include <arch/machine.h> |
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| 39 | |||
| 40 | |||
| 2329 | kebrt | 41 | /** Prints a character to the console. |
| 2328 | kebrt | 42 | * |
| 43 | * @param ch Character to be printed. |
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| 44 | */ |
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| 45 | static void putc(char ch) |
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| 46 | { |
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| 47 | machine_debug_putc(ch); |
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| 48 | } |
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| 49 | |||
| 50 | |||
| 51 | /** Prints a string to the console. |
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| 52 | * |
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| 53 | * @param str String to be printed. |
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| 54 | * @param count Number of characters to be printed. |
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| 55 | * @param unused Unused parameter. |
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| 56 | * |
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| 57 | * @return Number of printed characters. |
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| 58 | */ |
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| 59 | static int debug_write(const char *str, size_t count, void *unused) |
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| 60 | { |
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| 61 | int i; |
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| 62 | for (i = 0; i < count; ++i) { |
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| 63 | putc(str[i]); |
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| 64 | } |
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| 65 | return i; |
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| 66 | } |
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| 67 | |||
| 68 | |||
| 69 | /** Prints a formated string. |
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| 70 | * |
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| 71 | * @param fmt "Printf-like" format. |
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| 72 | */ |
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| 73 | void debug_printf(const char *fmt, ...) |
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| 74 | { |
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| 75 | va_list args; |
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| 76 | va_start (args, fmt); |
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| 77 | |||
| 78 | struct printf_spec ps = { (int(*)(void *, size_t, void *)) debug_write, NULL }; |
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| 79 | printf_core(fmt, &ps, args); |
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| 80 | |||
| 81 | va_end(args); |
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| 82 | } |
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| 83 | |||
| 84 | /** @} |
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| 85 | */ |