The Fuchsia Authors
56 linhas
1.4 KiB
C
56 linhas
1.4 KiB
C
// Copyright 2016 The Fuchsia Authors
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// Copyright (c) 2009 Travis Geiselbrecht
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//
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT
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#include <stdio.h>
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#include <app.h>
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#include <compiler.h>
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#include <kernel/thread.h>
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extern const struct app_descriptor __start_apps[] __WEAK;
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extern const struct app_descriptor __stop_apps[] __WEAK;
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static void start_app(const struct app_descriptor *app);
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/* one time setup */
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void apps_init(void)
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{
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const struct app_descriptor *app;
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/* call all the init routines */
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for (app = __start_apps; app != __stop_apps; app++) {
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if (app->init)
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app->init(app);
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}
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/* start any that want to start on boot */
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for (app = __start_apps; app != __stop_apps; app++) {
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if (app->entry && (app->flags & APP_FLAG_DONT_START_ON_BOOT) == 0) {
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start_app(app);
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}
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}
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}
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static int app_thread_entry(void *arg)
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{
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const struct app_descriptor *app = (const struct app_descriptor *)arg;
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app->entry(app, NULL);
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return 0;
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}
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static void start_app(const struct app_descriptor *app)
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{
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uint32_t stack_size = (app->flags & APP_FLAG_CUSTOM_STACK_SIZE) ? app->stack_size : DEFAULT_STACK_SIZE;
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printf("starting app %s\n", app->name);
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thread_t *t = thread_create(app->name, &app_thread_entry, (void *)app, DEFAULT_PRIORITY, stack_size);
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thread_detach(t);
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thread_resume(t);
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}
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