138 lines
4.0 KiB
C
138 lines
4.0 KiB
C
/****************************************************************************
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* boot/nuttx/main.c
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*
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* Copyright (c) 2021 Espressif Systems (Shanghai) Co., Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <syslog.h>
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#include <sys/boardctl.h>
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#include <bootutil/bootutil.h>
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#include <bootutil/image.h>
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#include "flash_map_backend/flash_map_backend.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Should we perform board-specific driver initialization? There are two
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* ways that board initialization can occur: 1) automatically via
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* board_late_initialize() during bootupif CONFIG_BOARD_LATE_INITIALIZE
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* or 2).
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* via a call to boardctl() if the interface is enabled
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* (CONFIG_BOARDCTL=y).
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* If this task is running as an NSH built-in application, then that
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* initialization has probably already been performed otherwise we do it
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* here.
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*/
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#undef NEED_BOARDINIT
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#if defined(CONFIG_BOARDCTL) && !defined(CONFIG_NSH_ARCHINIT)
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# define NEED_BOARDINIT 1
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#endif
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* do_boot
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****************************************************************************/
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static void do_boot(struct boot_rsp *rsp)
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{
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const struct flash_area *flash_area;
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struct boardioc_boot_info_s info;
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int area_id;
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int ret;
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area_id = flash_area_id_from_image_offset(rsp->br_image_off);
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ret = flash_area_open(area_id, &flash_area);
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assert(ret == OK);
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syslog(LOG_INFO, "Booting from %s...\n", flash_area->fa_mtd_path);
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info.path = flash_area->fa_mtd_path;
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info.header_size = rsp->br_hdr->ih_hdr_size;
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flash_area_close(flash_area);
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if (boardctl(BOARDIOC_BOOT_IMAGE, (uintptr_t)&info) != OK)
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{
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syslog(LOG_ERR, "Failed to load application image!\n");
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FIH_PANIC;
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}
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct boot_rsp rsp;
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FIH_DECLARE(fih_rc, FIH_FAILURE);
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#ifdef NEED_BOARDINIT
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/* Perform architecture-specific initialization (if configured) */
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boardctl(BOARDIOC_INIT, 0);
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#ifdef CONFIG_BOARDCTL_FINALINIT
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/* Perform architecture-specific final-initialization (if configured) */
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boardctl(BOARDIOC_FINALINIT, 0);
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#endif
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#endif
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syslog(LOG_INFO, "*** Booting MCUboot build %s ***\n", CONFIG_MCUBOOT_VERSION);
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#ifdef CONFIG_MCUBOOT_WATCHDOG
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int ret = mcuboot_watchdog_init();
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if (ret < 0)
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{
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syslog(LOG_ERR, "Unable to initialize the watchdog timer\n");
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FIH_PANIC;
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}
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#endif
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FIH_CALL(boot_go, fih_rc, &rsp);
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if (FIH_NOT_EQ(fih_rc, FIH_SUCCESS))
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{
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syslog(LOG_ERR, "Unable to find bootable image\n");
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FIH_PANIC;
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}
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do_boot(&rsp);
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while (1);
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}
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