1 | /* |
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2 | * RTEMS monitor IO (device drivers) support |
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3 | * |
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4 | * There are 2 "driver" things the monitor knows about. |
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5 | * |
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6 | * 1. Regular RTEMS drivers. |
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7 | * This is a table indexed by major device number and |
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8 | * containing driver entry points only. |
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9 | * |
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10 | * 2. Driver name table. |
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11 | * A separate table of names for drivers. |
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12 | * The table converts driver names to a major number |
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13 | * as index into the driver table and a minor number |
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14 | * for an argument to driver. |
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15 | * |
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16 | * Drivers are displayed with 'driver' command. |
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17 | * Names are displayed with 'name' command. |
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18 | * |
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19 | * $Id$ |
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20 | */ |
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21 | |
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22 | #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ |
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23 | #include <rtems.h> |
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24 | |
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25 | #include "monitor.h" |
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26 | |
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27 | #include <stdio.h> |
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28 | #include <stdlib.h> /* strtoul() */ |
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29 | |
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30 | #define DATACOL 15 |
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31 | #define CONTCOL DATACOL /* continued col */ |
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32 | |
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33 | |
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34 | void |
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35 | rtems_monitor_driver_canonical( |
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36 | rtems_monitor_driver_t *canonical_driver, |
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37 | void *driver_void |
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38 | ) |
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39 | { |
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40 | rtems_driver_address_table *d = (rtems_driver_address_table *) driver_void; |
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41 | |
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42 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->initialization, |
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43 | d->initialization); |
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44 | |
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45 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->open, |
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46 | d->open); |
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47 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->close, |
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48 | d->close); |
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49 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->read, |
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50 | d->read); |
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51 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->write, |
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52 | d->write); |
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53 | rtems_monitor_symbol_canonical_by_value(&canonical_driver->control, |
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54 | d->control); |
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55 | } |
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56 | |
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57 | |
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58 | void * |
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59 | rtems_monitor_driver_next( |
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60 | void *object_info, |
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61 | rtems_monitor_driver_t *canonical_driver, |
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62 | rtems_id *next_id |
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63 | ) |
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64 | { |
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65 | rtems_configuration_table *c = _Configuration_Table; |
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66 | int n = rtems_get_index(*next_id); |
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67 | |
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68 | if (n >= c->number_of_device_drivers) |
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69 | goto failed; |
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70 | |
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71 | _Thread_Disable_dispatch(); |
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72 | |
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73 | /* |
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74 | * dummy up a fake id and name for this item |
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75 | */ |
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76 | |
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77 | canonical_driver->id = n; |
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78 | canonical_driver->name = rtems_build_name('-', '-', '-', '-'); |
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79 | |
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80 | *next_id += 1; |
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81 | return (void *) (c->Device_driver_table + n); |
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82 | |
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83 | failed: |
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84 | *next_id = RTEMS_OBJECT_ID_FINAL; |
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85 | return 0; |
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86 | } |
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87 | |
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88 | |
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89 | void |
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90 | rtems_monitor_driver_dump_header( |
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91 | boolean verbose |
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92 | ) |
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93 | { |
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94 | printf("\ |
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95 | Major Entry points\n"); |
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96 | /*23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789 |
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97 | 0 1 2 3 4 5 6 7 */ |
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98 | rtems_monitor_separator(); |
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99 | } |
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100 | |
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101 | void |
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102 | rtems_monitor_driver_dump( |
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103 | rtems_monitor_driver_t *monitor_driver, |
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104 | boolean verbose |
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105 | ) |
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106 | { |
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107 | unsigned32 length = 0; |
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108 | |
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109 | length += printf(" %d", monitor_driver->id); |
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110 | |
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111 | length += rtems_monitor_pad(13, length); |
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112 | length += printf("init: "); |
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113 | length += rtems_monitor_symbol_dump(&monitor_driver->initialization, verbose); |
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114 | length += printf("; control: "); |
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115 | length += rtems_monitor_symbol_dump(&monitor_driver->control, verbose); |
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116 | length += printf("\n"); |
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117 | length = 0; |
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118 | |
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119 | length += rtems_monitor_pad(13, length); |
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120 | |
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121 | length += printf("open: "); |
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122 | length += rtems_monitor_symbol_dump(&monitor_driver->open, verbose); |
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123 | length += printf("; close: "); |
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124 | length += rtems_monitor_symbol_dump(&monitor_driver->close, verbose); |
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125 | length += printf("\n"); |
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126 | length = 0; |
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127 | |
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128 | length += rtems_monitor_pad(13, length); |
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129 | |
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130 | length += printf("read: "); |
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131 | length += rtems_monitor_symbol_dump(&monitor_driver->read, verbose); |
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132 | length += printf("; write: "); |
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133 | length += rtems_monitor_symbol_dump(&monitor_driver->write, verbose); |
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134 | length += printf("\n"); |
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135 | length = 0; |
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136 | } |
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