source:
rtems/testsuites/sptests/sp04/tswitch.c
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b84f1fdc
Last change on this file since b84f1fdc was b84f1fdc, checked in by Joel Sherrill <joel.sherrill@…>, on 05/10/09 at 14:39:46 | |
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File size: 1.5 KB |
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[ac7d5ef0] | 1 | /* Task_switch |
2 | * | |
3 | * This routine is the tswitch user extension. It determines which | |
4 | * task is being switched to and displays a message indicating the | |
5 | * time and date that it gained control. | |
6 | * | |
7 | * Input parameters: | |
8 | * unused - pointer to currently running TCB | |
9 | * heir - pointer to heir TCB | |
10 | * | |
11 | * Output parameters: NONE | |
12 | * | |
[b84f1fdc] | 13 | * COPYRIGHT (c) 1989-2009. |
[ac7d5ef0] | 14 | * On-Line Applications Research Corporation (OAR). |
15 | * | |
[98e4ebf5] | 16 | * The license and distribution terms for this file may be |
17 | * found in the file LICENSE in this distribution or at | |
[d2b93bfd] | 18 | * http://www.rtems.com/license/LICENSE. |
[ac7d5ef0] | 19 | * |
[3235ad9] | 20 | * $Id$ |
[ac7d5ef0] | 21 | */ |
22 | ||
23 | #include "system.h" | |
24 | ||
[9b413ea] | 25 | struct taskSwitchLog taskSwitchLog[1000]; |
[b84f1fdc] | 26 | unsigned int taskSwitchLogIndex; |
[df49c60] | 27 | volatile int testsFinished; |
[9b413ea] | 28 | |
[1b4f2b30] | 29 | rtems_extension Task_switch( |
[ac7d5ef0] | 30 | rtems_tcb *unused, |
31 | rtems_tcb *heir | |
32 | ) | |
33 | { | |
[c87608f] | 34 | uint32_t index; |
[ac7d5ef0] | 35 | rtems_time_of_day time; |
36 | rtems_status_code status; | |
37 | ||
[fabacfe] | 38 | index = task_number( heir->Object.id ) - task_number( Task_id[1] ) + 1; |
[ac7d5ef0] | 39 | |
40 | switch( index ) { | |
41 | case 1: | |
42 | case 2: | |
43 | case 3: | |
44 | Run_count[ index ] += 1; | |
45 | ||
46 | status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time ); | |
[987445b] | 47 | directive_failed_with_level( status, "rtems_clock_get", 1 ); |
[ac7d5ef0] | 48 | |
[9b413ea] | 49 | if (taskSwitchLogIndex < (sizeof taskSwitchLog / sizeof taskSwitchLog[0])) { |
50 | taskSwitchLog[taskSwitchLogIndex].taskIndex = index; | |
51 | taskSwitchLog[taskSwitchLogIndex].when = time; | |
52 | taskSwitchLogIndex++; | |
[ac7d5ef0] | 53 | } |
[9b413ea] | 54 | if ( time.second >= 16 ) |
55 | testsFinished = 1; | |
[ac7d5ef0] | 56 | break; |
57 | ||
58 | case 0: | |
59 | default: | |
60 | break; | |
61 | } | |
62 | } |
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