1 | /* |
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2 | * Console IO Support Routines |
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3 | * |
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4 | * These provide UNIX-like read and write calls for the C library. |
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5 | * |
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6 | * NOTE: For the most part, this is just a space holder. |
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7 | * |
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8 | * COPYRIGHT (c) 1994 by Division Incorporated |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.com/license/LICENSE. |
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13 | * |
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14 | * $Id$ |
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15 | */ |
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16 | |
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17 | #include <bsp.h> |
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18 | |
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19 | #include <unistd.h> |
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20 | #include <errno.h> |
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21 | |
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22 | rtems_device_driver |
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23 | console_initialize(rtems_device_major_number major, |
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24 | rtems_device_minor_number minor, |
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25 | void * arg |
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26 | ) |
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27 | { |
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28 | return 0; |
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29 | } |
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30 | |
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31 | /* |
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32 | * Open entry point |
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33 | */ |
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34 | |
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35 | rtems_device_driver console_open( |
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36 | rtems_device_major_number major, |
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37 | rtems_device_minor_number minor, |
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38 | void * arg |
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39 | ) |
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40 | { |
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41 | return RTEMS_SUCCESSFUL; |
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42 | } |
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43 | |
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44 | /* |
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45 | * Close entry point |
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46 | */ |
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47 | |
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48 | rtems_device_driver console_close( |
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49 | rtems_device_major_number major, |
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50 | rtems_device_minor_number minor, |
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51 | void * arg |
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52 | ) |
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53 | { |
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54 | return RTEMS_SUCCESSFUL; |
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55 | } |
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56 | |
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57 | /* |
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58 | * read bytes from the serial port. We only have stdin. |
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59 | */ |
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60 | |
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61 | rtems_device_driver console_read( |
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62 | rtems_device_major_number major, |
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63 | rtems_device_minor_number minor, |
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64 | void * arg |
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65 | ) |
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66 | { |
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67 | return RTEMS_UNSATISFIED; |
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68 | } |
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69 | |
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70 | /* |
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71 | * write bytes to the serial port. Stdout and stderr are the same. |
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72 | */ |
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73 | |
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74 | rtems_device_driver console_write( |
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75 | rtems_device_major_number major, |
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76 | rtems_device_minor_number minor, |
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77 | void * arg |
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78 | ) |
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79 | { |
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80 | return -1; |
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81 | } |
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82 | |
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83 | /* |
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84 | * IO Control entry point |
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85 | */ |
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86 | |
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87 | rtems_device_driver console_control( |
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88 | rtems_device_major_number major, |
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89 | rtems_device_minor_number minor, |
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90 | void * arg |
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91 | ) |
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92 | { |
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93 | return RTEMS_SUCCESSFUL; |
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94 | } |
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