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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3718 | svoboda | 1 | /* |
| 2 | * Copyright (c) 2005 Jakub Jermar |
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| 3 | * Copyright (c) 2008 Jiri Svoboda |
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| 4 | * All rights reserved. |
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| 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 | /** @defgroup msimfb MSIM text console |
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| 31 | * @brief HelenOS MSIM text console. |
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| 32 | * @ingroup fbs |
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| 33 | * @{ |
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| 34 | */ |
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| 35 | /** @file |
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| 36 | */ |
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| 37 | |||
| 38 | #include <async.h> |
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| 39 | #include <libc.h> |
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| 40 | #include <sysinfo.h> |
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| 41 | #include <as.h> |
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| 42 | #include <ddi.h> |
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| 43 | |||
| 44 | #include "serial_console.h" |
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| 45 | #include "ski.h" |
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| 46 | |||
| 47 | #define SKI_PUTCHAR 31 |
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| 48 | |||
| 49 | #define WIDTH 80 |
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| 50 | #define HEIGHT 25 |
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| 51 | |||
| 52 | /** Display character on ski debug console |
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| 53 | * |
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| 54 | * Use SSC (Simulator System Call) to |
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| 55 | * display character on debug console. |
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| 56 | * |
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| 57 | * @param ch Character to be printed. |
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| 58 | */ |
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| 59 | static void ski_putc(const char ch) |
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| 60 | { |
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| 61 | asm volatile ( |
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| 62 | "mov r15 = %0\n" |
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| 63 | "mov r32 = %1\n" /* r32 is in0 */ |
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| 64 | "break 0x80000\n" /* modifies r8 */ |
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| 65 | : |
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| 66 | : "i" (SKI_PUTCHAR), "r" (ch) |
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| 67 | : "r15", "in0", "r8" |
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| 68 | ); |
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| 69 | |||
| 70 | if (ch == '\n') |
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| 71 | ski_putc('\r'); |
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| 72 | } |
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| 73 | |||
| 74 | int ski_init(void) |
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| 75 | { |
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| 76 | serial_console_init(ski_putc, WIDTH, HEIGHT); |
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| 77 | |||
| 78 | async_set_client_connection(serial_client_connection); |
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| 79 | return 0; |
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| 80 | } |
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| 81 | |||
| 82 | /** |
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| 83 | * @} |
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| 84 | */ |