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Add and use rtems_bsd_get_task_priority()

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This commit is contained in:
Sebastian Huber
2015-01-20 08:39:06 +01:00
parent e6405ea0cb
commit 91ea7ea614
10 changed files with 96 additions and 22 deletions
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8
rtemsbsd/include/machine/rtems-bsd-thread.h
View File

@@ -50,14 +50,6 @@
#define BSD_TASK_NAME rtems_build_name('_', 'B', 'S', 'D')
#define BSD_TASK_PRIORITY_NORMAL 120
#define BSD_TASK_PRIORITY_TIMER 110
#define BSD_TASK_PRIORITY_INTERRUPT 100
#define BSD_TASK_PRIORITY_RESOURCE_OWNER 100
/* FIXME */
#define BSD_MINIMUM_TASK_STACK_SIZE ((size_t) 32 * 1024)

15
rtemsbsd/include/rtems/bsd/bsd.h
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@@ -7,7 +7,7 @@
*/
/*
* Copyright (c) 2009-2013 embedded brains GmbH. All rights reserved.
* Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
@@ -77,6 +77,19 @@ typedef struct {
rtems_status_code rtems_bsd_initialize(void);
/**
* @brief Returns the initial priority for a task specified by its name.
*
* Applications may provide their own implementation of this function. For
* example they can define their implementation in the same module which calls
* rtems_bsd_initialize().
*
* @param[in] name The task name.
*
* @return The desired initial task priority.
*/
rtems_task_priority rtems_bsd_get_task_priority(const char *name);
#ifdef __cplusplus
}
#endif /* __cplusplus */

54
rtemsbsd/rtems/rtems-bsd-get-task-priority.c Normal file
View File

@@ -0,0 +1,54 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2015 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <rtems/bsd/bsd.h>
#include <string.h>
rtems_task_priority
rtems_bsd_get_task_priority(const char *name)
{
if (strcmp(name, "IRQS") == 0) {
return (96);
} else if (strcmp(name, "TIME") == 0) {
return (98);
} else {
return (100);
}
}

7
rtemsbsd/rtems/rtems-bsd-init.c
View File

@@ -7,7 +7,7 @@
*/
/*
* Copyright (c) 2009-2013 embedded brains GmbH. All rights reserved.
* Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
@@ -76,7 +76,8 @@ struct timeval boottime;
rtems_status_code
rtems_bsd_initialize(void)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
static const char name[] = "TIME";
rtems_status_code sc;
hz = (int) rtems_clock_get_ticks_per_second();
tick = 1000000 / hz;
@@ -88,7 +89,7 @@ rtems_bsd_initialize(void)
mkdir("/etc", S_IRWXU | S_IRWXG | S_IRWXO);
sc = rtems_timer_initiate_server(
BSD_TASK_PRIORITY_TIMER,
rtems_bsd_get_task_priority(name),
BSD_MINIMUM_TASK_STACK_SIZE,
RTEMS_DEFAULT_ATTRIBUTES
);

6
rtemsbsd/rtems/rtems-bsd-newproc.c
View File

@@ -36,9 +36,7 @@
#include <string.h>
#include <stdio.h>
#include <rtems.h>
static uint32_t networkDaemonPriority = 100; /* XXX */
#include <rtems/bsd/bsd.h>
/*
* Structure passed to task-start stub
@@ -88,7 +86,7 @@ rtems_bsdnet_newproc (char *name, int stacksize, void(*entry)(void *), void *arg
strncpy (nm, name, 4);
sc = rtems_task_create (rtems_build_name(nm[0], nm[1], nm[2], nm[3]),
networkDaemonPriority,
rtems_bsd_get_task_priority(name),
stacksize,
RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0),
RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL,

5
rtemsbsd/rtems/rtems-bsd-nexus.c
View File

@@ -7,7 +7,7 @@
*/
/*
* Copyright (c) 2009-2014 embedded brains GmbH. All rights reserved.
* Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
@@ -69,6 +69,7 @@ static struct rman irq_rman;
static int
nexus_probe(device_t dev)
{
static const char name[] = "IRQS";
rtems_status_code status;
int err;
const rtems_bsd_device *nd;
@@ -77,7 +78,7 @@ nexus_probe(device_t dev)
#ifndef DISABLE_INTERRUPT_EXTENSION
status = rtems_interrupt_server_initialize(
BSD_TASK_PRIORITY_INTERRUPT,
rtems_bsd_get_task_priority(name),
BSD_MINIMUM_TASK_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,

13
rtemsbsd/rtems/rtems-bsd-thread.c
View File

@@ -7,7 +7,7 @@
*/
/*
* Copyright (c) 2009-2013 embedded brains GmbH. All rights reserved.
* Copyright (c) 2009-2015 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
@@ -50,6 +50,8 @@
#include <sys/malloc.h>
#include <sys/selinfo.h>
#include <rtems/bsd/bsd.h>
#include <rtems/score/objectimpl.h>
#include <rtems/score/statesimpl.h>
#include <rtems/score/threaddispatch.h>
@@ -246,12 +248,16 @@ rtems_bsd_thread_start(struct thread **td_ptr, void (*func)(void *), void *arg,
int eno = 0;
rtems_status_code sc;
rtems_id task_id;
struct thread *td;
char name[sizeof(td->td_name)];
BSD_ASSERT(pages >= 0);
vsnprintf(name, sizeof(name), fmt, ap);
sc = rtems_task_create(
BSD_TASK_NAME,
BSD_TASK_PRIORITY_NORMAL,
rtems_bsd_get_task_priority(name),
BSD_MINIMUM_TASK_STACK_SIZE + (size_t) pages * PAGE_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
@@ -259,14 +265,13 @@ rtems_bsd_thread_start(struct thread **td_ptr, void (*func)(void *), void *arg,
);
if (sc == RTEMS_SUCCESSFUL) {
Thread_Control *thread = rtems_bsd_get_thread_by_id(task_id);
struct thread *td;
BSD_ASSERT(thread != NULL);
td = rtems_bsd_get_thread(thread);
BSD_ASSERT(td != NULL);
vsnprintf(td->td_name, sizeof(td->td_name), fmt, ap);
memcpy(td->td_name, name, sizeof(name));
if (rtems_bsd_thread_ready_to_start) {
sc = rtems_task_start(task_id, (rtems_task_entry) func,