4.104.114.84.95
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1 | /* null_initialize |
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2 | * |
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3 | * This routine is the null device driver init routine. |
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4 | * |
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5 | * Derived from rtems' stub driver. |
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6 | * |
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7 | * Author: Ralf Corsepius (corsepiu@faw.uni-ulm.de) |
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8 | * |
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9 | * Input parameters: |
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10 | * major - device major number |
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11 | * minor - device minor number |
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12 | * pargp - pointer to parameter block |
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13 | * |
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14 | * Output parameters: |
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15 | * rval - NULL_SUCCESSFUL |
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16 | * |
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17 | * COPYRIGHT (c) 1989-1999. |
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18 | * On-Line Applications Research Corporation (OAR). |
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19 | * |
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20 | * The license and distribution terms for this file may be |
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21 | * found in the file LICENSE in this distribution or at |
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22 | * http://www.OARcorp.com/rtems/license.html. |
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23 | * |
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24 | * $Id$ |
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25 | */ |
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26 | |
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27 | #include <rtems.h> |
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28 | #include <sh/null.h> |
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29 | |
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30 | rtems_unsigned32 NULL_major; |
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31 | |
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32 | rtems_device_driver null_initialize( |
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33 | rtems_device_major_number major, |
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34 | rtems_device_minor_number minor, |
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35 | void *pargp |
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36 | ) |
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37 | { |
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38 | rtems_device_driver status ; |
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39 | |
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40 | status = rtems_io_register_name( |
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41 | "/dev/null", |
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42 | major, |
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43 | (rtems_device_minor_number) 0 |
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44 | ); |
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45 | |
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46 | if (status != RTEMS_SUCCESSFUL) |
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47 | rtems_fatal_error_occurred(status); |
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48 | |
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49 | NULL_major = major; |
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50 | |
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51 | return RTEMS_SUCCESSFUL; |
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52 | } |
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