[abb18dc] | 1 | /* |
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| 2 | * Task Create Shell Command Implmentation |
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| 3 | * |
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| 4 | * COPYRIGHT (c) 1989-2010. |
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| 5 | * On-Line Applications Research Corporation (OAR). |
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| 6 | * |
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| 7 | * The license and distribution terms for this file may be |
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| 8 | * found in the file LICENSE in this distribution or at |
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| 9 | * http://www.rtems.com/license/LICENSE. |
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| 10 | * |
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| 11 | * $Id$ |
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| 12 | */ |
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| 13 | |
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| 14 | #ifdef HAVE_CONFIG_H |
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| 15 | #include "config.h" |
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| 16 | #endif |
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| 17 | |
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| 18 | #include <stdio.h> |
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| 19 | |
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[ac6e5c7] | 20 | #define __need_getopt_newlib |
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| 21 | #include <newlib/getopt.h> |
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| 22 | |
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[abb18dc] | 23 | #include <rtems.h> |
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| 24 | #include "shell.h" |
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| 25 | #include <rtems/stringto.h> |
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| 26 | #include <schedsim_shell.h> |
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| 27 | #include <rtems/error.h> |
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| 28 | |
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[ac6e5c7] | 29 | static void print_mode( |
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| 30 | const char *prefix, |
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| 31 | rtems_mode mode |
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| 32 | ) |
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| 33 | { |
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| 34 | printf( |
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| 35 | "%sPreemption: %s Timeslicing: %s\n", |
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| 36 | prefix, |
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| 37 | ((mode & RTEMS_NO_PREEMPT) ? "no" : "yes"), |
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| 38 | ((mode & RTEMS_TIMESLICE) ? "yes" : "no") |
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| 39 | ); |
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| 40 | } |
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| 41 | |
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[abb18dc] | 42 | rtems_task dummy_task( |
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| 43 | rtems_task_argument arg |
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| 44 | ) |
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| 45 | { |
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| 46 | } |
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| 47 | |
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| 48 | int rtems_shell_main_task_create( |
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| 49 | int argc, |
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| 50 | char *argv[] |
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| 51 | ) |
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| 52 | { |
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| 53 | char name[5]; |
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| 54 | rtems_id id; |
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| 55 | rtems_status_code status; |
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| 56 | long priority; |
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[ac6e5c7] | 57 | rtems_mode mode; |
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| 58 | rtems_mode mask; |
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| 59 | struct getopt_data getopt_reent; |
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| 60 | char option; |
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| 61 | int arg; |
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[abb18dc] | 62 | |
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| 63 | CHECK_RTEMS_IS_UP(); |
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| 64 | |
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[ac6e5c7] | 65 | mode = 0; |
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| 66 | mask = 0; |
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| 67 | memset(&getopt_reent, 0, sizeof(getopt_data)); |
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| 68 | while ( (option = getopt_r( argc, argv, "tTpP", &getopt_reent)) != -1 ) { |
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| 69 | switch (option) { |
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| 70 | case 't': |
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| 71 | mask |= RTEMS_TIMESLICE_MASK; |
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| 72 | mode = (mode & ~RTEMS_TIMESLICE_MASK) | RTEMS_NO_TIMESLICE; |
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| 73 | break; |
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| 74 | case 'T': |
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| 75 | mask |= RTEMS_TIMESLICE_MASK; |
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| 76 | mode = (mode & ~RTEMS_TIMESLICE_MASK) | RTEMS_TIMESLICE; |
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| 77 | break; |
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| 78 | case 'p': |
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| 79 | mask |= RTEMS_PREEMPT_MASK; |
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| 80 | mode = (mode & ~RTEMS_PREEMPT_MASK) | RTEMS_NO_PREEMPT; |
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| 81 | break; |
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| 82 | case 'P': |
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| 83 | mask |= RTEMS_PREEMPT_MASK; |
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| 84 | mode = (mode & ~RTEMS_PREEMPT_MASK) | RTEMS_PREEMPT; |
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| 85 | break; |
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| 86 | default: |
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| 87 | fprintf( stderr, "%s: Usage [-tTpP]\n", argv[0] ); |
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| 88 | return -1; |
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| 89 | } |
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| 90 | } |
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| 91 | |
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| 92 | print_mode( "Creating task with: ", mode ); |
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| 93 | |
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| 94 | /* |
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| 95 | * Rest of arguments |
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| 96 | */ |
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| 97 | arg = getopt_reent.optind; |
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| 98 | if ((argc - arg) != 2) { |
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| 99 | fprintf( stderr, "%s: Usage [args] name priority\n", argv[0] ); |
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[abb18dc] | 100 | return -1; |
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| 101 | } |
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| 102 | |
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[ac6e5c7] | 103 | if ( rtems_string_to_long(argv[arg+1], &priority, NULL, 0) ) { |
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[abb18dc] | 104 | printf( "Seconds argument (%s) is not a number\n", argv[1] ); |
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| 105 | return -1; |
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| 106 | } |
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| 107 | |
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| 108 | /* |
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| 109 | * Now create the task |
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| 110 | */ |
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| 111 | memset( name, '\0', sizeof(name) ); |
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[ac6e5c7] | 112 | strncpy( name, argv[arg], 4 ); |
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[abb18dc] | 113 | |
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| 114 | status = rtems_task_create( |
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| 115 | rtems_build_name( name[0], name[1], name[2], name[3] ), |
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| 116 | (rtems_task_priority) priority, |
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| 117 | RTEMS_MINIMUM_STACK_SIZE, |
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[ac6e5c7] | 118 | mode, |
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[abb18dc] | 119 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 120 | &id |
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| 121 | ); |
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| 122 | if ( status ) { |
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| 123 | fprintf( |
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| 124 | stderr, |
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| 125 | "Task Create(%s) returned %s\n", |
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[ac6e5c7] | 126 | name, |
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[abb18dc] | 127 | rtems_status_text( status ) |
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| 128 | ); |
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| 129 | return -1; |
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| 130 | } |
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| 131 | |
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| 132 | printf( |
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| 133 | "Task (%s) created: id=0x%08x, priority=%ld\n", |
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[ac6e5c7] | 134 | name, |
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[abb18dc] | 135 | id, |
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| 136 | priority |
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| 137 | ); |
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| 138 | |
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| 139 | printf( |
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| 140 | "Task (%s) starting: id=0x%08x, priority=%ld\n", |
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[ac6e5c7] | 141 | name, |
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[abb18dc] | 142 | id, |
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| 143 | priority |
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| 144 | ); |
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| 145 | |
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| 146 | status = rtems_task_start( id, dummy_task, 1 ); |
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| 147 | if ( status ) { |
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| 148 | fprintf( |
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| 149 | stderr, |
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| 150 | "Task Start(%s) returned %s\n", |
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[ac6e5c7] | 151 | name, |
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[abb18dc] | 152 | rtems_status_text( status ) |
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| 153 | ); |
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| 154 | return -1; |
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| 155 | } |
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| 156 | |
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| 157 | return 0; |
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| 158 | } |
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| 159 | |
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| 160 | rtems_shell_cmd_t rtems_shell_TASK_CREATE_Command = { |
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| 161 | "task_create", /* name */ |
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| 162 | "task_create name priority", /* usage */ |
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| 163 | "rtems", /* topic */ |
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| 164 | rtems_shell_main_task_create, /* command */ |
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| 165 | NULL, /* alias */ |
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| 166 | NULL /* next */ |
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| 167 | }; |
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