mbed-os/rtos/TARGET_CORTEX/mbed_rtos_rtx.c

111 lines
3.9 KiB
C

/* mbed Microcontroller Library
* Copyright (c) 2018-2018 ARM Limited
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "cmsis.h"
#include "mbed_rtx.h"
#include "mbed_rtos_storage.h"
#include "cmsis_os2.h"
#include "mbed_toolchain.h"
#include "mbed_error.h"
#include "mbed_critical.h"
#include "mbed_boot.h"
#if defined(TARGET_PSA)
#include "spm_init.h"
#include "spm_api.h"
#endif
#if defined(COMPONENT_NSPE) && defined(COMPONENT_SPM_MAILBOX)
MBED_ALIGN(8) char psa_spm_dispatcher_th_stack[0x100];
mbed_rtos_storage_thread_t psa_spm_dispatcher_th_tcb;
const osThreadAttr_t psa_spm_dispatcher_th_attr = {
.name = "SPM_DISP",
.priority = osPriorityNormal,
.stack_mem = psa_spm_dispatcher_th_stack,
.stack_size = sizeof(psa_spm_dispatcher_th_stack),
.cb_mem = &psa_spm_dispatcher_th_tcb,
.cb_size = sizeof(psa_spm_dispatcher_th_tcb)
};
#endif // defined(COMPONENT_NSPE) && defined(COMPONENT_SPM_MAILBOX)
osThreadAttr_t _main_thread_attr;
#ifndef MBED_CONF_APP_MAIN_STACK_SIZE
#define MBED_CONF_APP_MAIN_STACK_SIZE MBED_CONF_RTOS_MAIN_THREAD_STACK_SIZE
#endif
MBED_ALIGN(8) char _main_stack[MBED_CONF_APP_MAIN_STACK_SIZE];
mbed_rtos_storage_thread_t _main_obj;
osMutexId_t singleton_mutex_id;
mbed_rtos_storage_mutex_t singleton_mutex_obj;
osMutexAttr_t singleton_mutex_attr;
void mbed_rtos_init()
{
osKernelInitialize();
}
MBED_NORETURN void mbed_rtos_start()
{
singleton_mutex_attr.name = "singleton_mutex";
singleton_mutex_attr.attr_bits = osMutexRecursive | osMutexPrioInherit | osMutexRobust;
singleton_mutex_attr.cb_size = sizeof(singleton_mutex_obj);
singleton_mutex_attr.cb_mem = &singleton_mutex_obj;
_main_thread_attr.stack_mem = _main_stack;
_main_thread_attr.stack_size = sizeof(_main_stack);
_main_thread_attr.cb_size = sizeof(_main_obj);
_main_thread_attr.cb_mem = &_main_obj;
_main_thread_attr.priority = osPriorityNormal;
_main_thread_attr.name = "main";
/* Allow non-secure main thread to call secure functions */
#if defined(DOMAIN_NS) && (DOMAIN_NS == 1U)
_main_thread_attr.tz_module = 1U;
#endif
#if defined(COMPONENT_SPM_MAILBOX)
spm_ipc_mailbox_init();
#endif // defined(COMPONENT_SPM_MAILBOX)
#if defined(COMPONENT_SPE)
// At this point, the mailbox is already initialized
spm_hal_start_nspe();
psa_spm_init();
#endif // defined(COMPONENT_SPE)
#if defined(COMPONENT_NSPE) && defined(COMPONENT_SPM_MAILBOX)
osThreadId_t spm_result = osThreadNew((osThreadFunc_t)psa_spm_mailbox_dispatcher, NULL, &psa_spm_dispatcher_th_attr);
if ((void *)spm_result == NULL) {
MBED_ERROR1(MBED_MAKE_ERROR(MBED_MODULE_PLATFORM, MBED_ERROR_CODE_INITIALIZATION_FAILED), "Dispatcher thread not created", &psa_spm_dispatcher_th_attr);
}
#endif // defined(COMPONENT_NSPE) && defined(COMPONENT_SPM_MAILBOX)
singleton_mutex_id = osMutexNew(&singleton_mutex_attr);
osThreadId_t result = osThreadNew((osThreadFunc_t)mbed_start, NULL, &_main_thread_attr);
if ((void *)result == NULL) {
MBED_ERROR1(MBED_MAKE_ERROR(MBED_MODULE_PLATFORM, MBED_ERROR_CODE_INITIALIZATION_FAILED), "Pre main thread not created", &_main_thread_attr);
}
osKernelStart();
MBED_ERROR(MBED_MAKE_ERROR(MBED_MODULE_PLATFORM, MBED_ERROR_CODE_INITIALIZATION_FAILED), "Failed to start RTOS");
while (1); // Code should never get here
}