Rev 2468 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2323 | kebrt | 1 | /* |
| 2 | * Copyright (c) 2007 Michal Kebrt |
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| 4651 | pillai | 3 | * Copyright (c) 2009 Vineeth Pillai |
| 2323 | kebrt | 4 | * All rights reserved. |
| 5 | * |
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| 6 | * Redistribution and use in source and binary forms, with or without |
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| 7 | * modification, are permitted provided that the following conditions |
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| 8 | * are met: |
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| 9 | * |
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| 10 | * - Redistributions of source code must retain the above copyright |
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| 11 | * notice, this list of conditions and the following disclaimer. |
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| 12 | * - Redistributions in binary form must reproduce the above copyright |
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| 13 | * notice, this list of conditions and the following disclaimer in the |
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| 14 | * documentation and/or other materials provided with the distribution. |
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| 15 | * - The name of the author may not be used to endorse or promote products |
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| 16 | * derived from this software without specific prior written permission. |
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| 17 | * |
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 28 | */ |
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| 29 | |||
| 30 | |||
| 31 | /** @addtogroup arm32boot |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | /** @file |
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| 4651 | pillai | 35 | * @brief bootloader output logic |
| 2323 | kebrt | 36 | */ |
| 37 | |||
| 38 | |||
| 39 | #include <printf.h> |
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| 40 | |||
| 41 | |||
| 42 | /** Address where characters to be printed are expected. */ |
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| 4651 | pillai | 43 | #ifdef MACHINE_GXEMUL_TESTARM |
| 2323 | kebrt | 44 | #define PUTC_ADDRESS 0x10000000 |
| 4651 | pillai | 45 | #endif |
| 46 | #ifdef MACHINE_ICP |
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| 47 | #define PUTC_ADDRESS 0x16000000 |
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| 48 | #endif |
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| 2323 | kebrt | 49 | |
| 50 | |||
| 4651 | pillai | 51 | |
| 2323 | kebrt | 52 | /** Prints a character to the console. |
| 53 | * |
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| 54 | * @param ch Character to be printed. |
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| 55 | */ |
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| 56 | static void putc(char ch) |
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| 57 | { |
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| 4651 | pillai | 58 | if (ch == '\n') |
| 59 | *((volatile char *) PUTC_ADDRESS) = '\r'; |
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| 2468 | jermar | 60 | *((volatile char *) PUTC_ADDRESS) = ch; |
| 2323 | kebrt | 61 | } |
| 62 | |||
| 63 | |||
| 64 | /** Prints a string to the console. |
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| 65 | * |
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| 66 | * @param str String to be printed. |
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| 67 | * @param len Number of characters to be printed. |
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| 68 | */ |
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| 69 | void write(const char *str, const int len) |
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| 70 | { |
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| 71 | int i; |
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| 72 | for (i = 0; i < len; ++i) { |
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| 73 | putc(str[i]); |
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| 74 | } |
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| 75 | } |
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| 76 | |||
| 77 | /** @} |
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| 78 | */ |
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| 79 |