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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1596 | palkovsky | 1 | /* |
| 2071 | jermar | 2 | * Copyright (c) 2006 Ondrej Palkovsky |
| 1596 | palkovsky | 3 | * All rights reserved. |
| 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 | |||
| 1653 | cejka | 29 | /** @addtogroup klog KLog |
| 30 | * @brief HelenOS KLog |
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| 31 | * @{ |
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| 32 | */ |
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| 33 | /** |
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| 34 | * @file |
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| 35 | */ |
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| 36 | |||
| 1596 | palkovsky | 37 | #include <stdio.h> |
| 38 | #include <ipc/ipc.h> |
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| 39 | #include <async.h> |
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| 40 | #include <ipc/services.h> |
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| 41 | #include <as.h> |
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| 1923 | jermar | 42 | #include <sysinfo.h> |
| 1596 | palkovsky | 43 | |
| 44 | /* Pointer to klog area */ |
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| 45 | static char *klog; |
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| 46 | |||
| 1721 | palkovsky | 47 | static void interrupt_received(ipc_callid_t callid, ipc_call_t *call) |
| 1596 | palkovsky | 48 | { |
| 49 | int i; |
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| 50 | |||
| 1610 | palkovsky | 51 | async_serialize_start(); |
| 1694 | palkovsky | 52 | for (i=0; klog[i + IPC_GET_ARG1(*call)] && i < IPC_GET_ARG2(*call); i++) |
| 53 | putchar(klog[i + IPC_GET_ARG1(*call)]); |
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| 1596 | palkovsky | 54 | putchar('\n'); |
| 1610 | palkovsky | 55 | async_serialize_end(); |
| 1596 | palkovsky | 56 | } |
| 57 | |||
| 58 | int main(int argc, char *argv[]) |
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| 59 | { |
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| 60 | int res; |
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| 61 | void *mapping; |
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| 62 | |||
| 63 | printf("Kernel console output.\n"); |
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| 64 | |||
| 2292 | hudecek | 65 | mapping = as_get_mappable_page(PAGE_SIZE); |
| 1596 | palkovsky | 66 | res = ipc_call_sync_3(PHONE_NS, IPC_M_AS_AREA_RECV, |
| 2015 | jermar | 67 | (sysarg_t) mapping, PAGE_SIZE, SERVICE_MEM_KLOG, |
| 68 | NULL, NULL, NULL); |
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| 1596 | palkovsky | 69 | if (res) { |
| 70 | printf("Failed to initialize klog memarea\n"); |
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| 71 | _exit(1); |
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| 72 | } |
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| 73 | klog = mapping; |
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| 74 | |||
| 1923 | jermar | 75 | int inr = sysinfo_value("klog.inr"); |
| 76 | int devno = sysinfo_value("klog.devno"); |
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| 77 | if (ipc_register_irq(inr, devno, 0, NULL)) { |
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| 1596 | palkovsky | 78 | printf("Error registering for klog service.\n"); |
| 79 | return 0; |
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| 80 | } |
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| 81 | |||
| 82 | async_set_interrupt_received(interrupt_received); |
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| 83 | |||
| 84 | async_manager(); |
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| 85 | |||
| 86 | return 0; |
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| 87 | } |
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| 1653 | cejka | 88 | |
| 89 | /** @} |
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| 90 | */ |