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/**
* @file
*
* @ingroup test_bdbuf
*
* @brief Bdbuf test.
*/
/*
* Copyright (c) 2009
* embedded brains GmbH
* Obere Lagerstr. 30
* D-82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "tmacros.h"
#include <rtems.h>
#include <rtems/ramdisk.h>
#include <rtems/bdbuf.h>
#include <rtems/diskdevs.h>
#define ASSERT_SC(sc) rtems_test_assert((sc) == RTEMS_SUCCESSFUL)
#define PRIORITY_INIT 10
#define PRIORITY_SWAPOUT 50
#define PRIORITY_HIGH 30
#define PRIORITY_LOW 40
#define BLOCK_SIZE_A 512
#define BLOCK_COUNT_A 2
#define BLOCK_SIZE_B 1024
#define BLOCK_COUNT_B 1
static dev_t dev_a;
static dev_t dev_b;
static volatile bool sync_done = false;
static rtems_id task_id_low;
static rtems_id task_id_high;
static void task_low(rtems_task_argument arg)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
rtems_bdbuf_buffer *bd = NULL;
rtems_test_assert(!sync_done);
printk("L: try access: A0\n");
sc = rtems_bdbuf_get(dev_a, 0, &bd);
ASSERT_SC(sc);
rtems_test_assert(sync_done);
printk("L: access: A0\n");
rtems_test_assert(bd->dev == dev_a);
printk("*** END OF TEST BLOCK 2 ***\n");
exit(0);
}
static void task_high(rtems_task_argument arg)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
rtems_bdbuf_buffer *bd = NULL;
rtems_test_assert(!sync_done);
printk("H: try access: A0\n");
sc = rtems_bdbuf_get(dev_a, 0, &bd);
ASSERT_SC(sc);
rtems_test_assert(sync_done);
printk("H: access: A0\n");
printk("H: release: A0\n");
sc = rtems_bdbuf_release(bd);
ASSERT_SC(sc);
printk("H: release done: A0\n");
printk("H: try access: B0\n");
sc = rtems_bdbuf_get(dev_b, 0, &bd);
ASSERT_SC(sc);
printk("H: access: B0\n");
/* If we reach this code, we have likely a bug */
printk("H: release: B0\n");
sc = rtems_bdbuf_release(bd);
ASSERT_SC(sc);
printk("H: release done: B0\n");
rtems_task_delete(RTEMS_SELF);
}
static rtems_task Init(rtems_task_argument argument)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
rtems_bdbuf_buffer *bd = NULL;
printk("\n\n*** TEST BLOCK 2 ***\n");
sc = rtems_disk_io_initialize();
ASSERT_SC(sc);
sc = ramdisk_register(BLOCK_SIZE_A, BLOCK_COUNT_A, false, "/dev/rda", &dev_a);
ASSERT_SC(sc);
sc = ramdisk_register(BLOCK_SIZE_B, BLOCK_COUNT_B, false, "/dev/rdb", &dev_b);
ASSERT_SC(sc);
sc = rtems_task_create(
rtems_build_name(' ', 'L', 'O', 'W'),
PRIORITY_LOW,
0,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&task_id_low
);
ASSERT_SC(sc);
sc = rtems_task_start(task_id_low, task_low, 0);
ASSERT_SC(sc);
sc = rtems_task_create(
rtems_build_name('H', 'I', 'G', 'H'),
PRIORITY_HIGH,
0,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&task_id_high
);
ASSERT_SC(sc);
sc = rtems_task_start(task_id_high, task_high, 0);
ASSERT_SC(sc);
sc = rtems_bdbuf_get(dev_a, 0, &bd);
ASSERT_SC(sc);
sc = rtems_bdbuf_sync(bd);
ASSERT_SC(sc);
printk("I: sync done: A0\n");
sync_done = true;
sc = rtems_task_suspend(RTEMS_SELF);
ASSERT_SC(sc);
}
#define CONFIGURE_INIT
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK
#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
#define CONFIGURE_MAXIMUM_TASKS 5
#define CONFIGURE_MAXIMUM_DRIVERS 3
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT_TASK_PRIORITY PRIORITY_INIT
#define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_DEFAULT_ATTRIBUTES
#define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES
#define CONFIGURE_SWAPOUT_TASK_PRIORITY PRIORITY_SWAPOUT
#define CONFIGURE_BDBUF_BUFFER_MIN_SIZE BLOCK_SIZE_A
#define CONFIGURE_BDBUF_BUFFER_MAX_SIZE BLOCK_SIZE_B
#define CONFIGURE_BDBUF_CACHE_MEMORY_SIZE BLOCK_SIZE_B
#include <rtems/confdefs.h>
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