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Merge branch 'bugfix/fix_ota_crash_backport_v4.2' into 'release/v4.2'

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spi_flash: fix app crash when OTA because the OTA task's stack is in rtc fast memory(backport v4.2)

See merge request espressif/esp-idf!15861
This commit is contained in:
Jing Li 2021-11-15 02:32:54 +00:00
commit ccef7c1712
1 changed files with 17 additions and 14 deletions
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31
components/spi_flash/cache_utils.c
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@ -1,16 +1,8 @@
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// 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.
/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdlib.h>
#include <assert.h>
@ -68,6 +60,17 @@ static volatile bool s_flash_op_complete = false;
static volatile int s_flash_op_cpu = -1;
#endif
static inline bool esp_task_stack_is_sane_cache_disabled(void)
{
const void *sp = (const void *)get_sp();
return esp_ptr_in_dram(sp)
#if CONFIG_ESP32_ALLOW_RTC_FAST_MEM_AS_HEAP || CONFIG_ESP32S2_ALLOW_RTC_FAST_MEM_AS_HEAP
|| esp_ptr_in_rtc_dram_fast(sp)
#endif
;
}
void spi_flash_init_lock(void)
{
s_flash_op_mutex = xSemaphoreCreateRecursiveMutex();
@ -115,7 +118,7 @@ void IRAM_ATTR spi_flash_op_block_func(void *arg)
void IRAM_ATTR spi_flash_disable_interrupts_caches_and_other_cpu(void)
{
assert(esp_ptr_in_dram((const void *)get_sp()));
assert(esp_task_stack_is_sane_cache_disabled());
spi_flash_op_lock();