5
Last change
on this file since 21275b58 was
0a00b2b,
checked in by Sebastian Huber <sebastian.huber@…>, on 05/20/16 at 11:24:11
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rtems: Remove location from _Partition_Get()
Use _Objects_Get_local() for _Partition_Get() to get rid of the location
parameter. Move remote object handling to partition MPCI support.
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-
Property mode set to
100644
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File size:
1.3 KB
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief RTEMS Get Partition Buffer |
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5 | * @ingroup ClassicPart |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2014. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <rtems/rtems/partimpl.h> |
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22 | |
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23 | rtems_status_code rtems_partition_get_buffer( |
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24 | rtems_id id, |
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25 | void **buffer |
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26 | ) |
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27 | { |
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28 | Partition_Control *the_partition; |
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29 | ISR_lock_Context lock_context; |
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30 | void *the_buffer; |
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31 | |
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32 | if ( buffer == NULL ) { |
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33 | return RTEMS_INVALID_ADDRESS; |
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34 | } |
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35 | |
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36 | the_partition = _Partition_Get( id, &lock_context ); |
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37 | |
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38 | if ( the_partition == NULL ) { |
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39 | #if defined(RTEMS_MULTIPROCESSING) |
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40 | return _Partition_MP_Get_buffer( id, buffer ); |
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41 | #else |
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42 | return RTEMS_INVALID_ID; |
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43 | #endif |
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44 | } |
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45 | |
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46 | _Partition_Acquire_critical( the_partition, &lock_context ); |
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47 | the_buffer = _Partition_Allocate_buffer( the_partition ); |
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48 | |
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49 | if ( the_buffer == NULL ) { |
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50 | _Partition_Release( the_partition, &lock_context ); |
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51 | return RTEMS_UNSATISFIED; |
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52 | } |
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53 | |
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54 | the_partition->number_of_used_blocks += 1; |
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55 | _Partition_Release( the_partition, &lock_context ); |
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56 | *buffer = the_buffer; |
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57 | return RTEMS_SUCCESSFUL; |
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58 | } |
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