Files
2018-09-13 15:34:54 +08:00

130 lines
3.5 KiB
C

// Copyright 2018-2019 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.
#include <stdint.h>
#include <stddef.h>
#include <stdarg.h>
#include <string.h>
#include "sdkconfig.h"
#include "nvs_flash.h"
#include "tcpip_adapter.h"
#include "esp_log.h"
#include "esp_image_format.h"
#include "esp_phy_init.h"
#include "esp_wifi_osi.h"
#include "esp_heap_caps_init.h"
#include "esp_task_wdt.h"
#include "internal/esp_wifi_internal.h"
#define FLASH_MAP_ADDR 0x40200000
extern void chip_boot(size_t start_addr);
extern int rtc_init(void);
extern int mac_init(void);
extern int base_gpio_init(void);
extern int watchdog_init(void);
extern int wifi_timer_init(void);
extern int wifi_nvs_init(void);
extern esp_err_t esp_pthread_init(void);
static void user_init_entry(void *param)
{
void (**func)(void);
extern void (*__init_array_start)(void);
extern void (*__init_array_end)(void);
extern void app_main(void);
/* initialize C++ construture function */
for (func = &__init_array_start; func < &__init_array_end; func++)
func[0]();
assert(nvs_flash_init() == 0);
assert(wifi_nvs_init() == 0);
assert(rtc_init() == 0);
assert(mac_init() == 0);
assert(base_gpio_init() == 0);
esp_phy_load_cal_and_init(0);
assert(wifi_timer_init() == 0);
esp_wifi_set_rx_pbuf_mem_type(WIFI_RX_PBUF_DRAM);
#ifdef CONFIG_TASK_WDT
esp_task_wdt_init();
#endif
#ifdef CONFIG_ENABLE_PTHREAD
assert(esp_pthread_init() == 0);
#endif
app_main();
wifi_task_delete(NULL);
}
void call_user_start(size_t start_addr)
{
int i;
int *p;
extern int _bss_start, _bss_end;
esp_image_header_t *head = (esp_image_header_t *)(FLASH_MAP_ADDR + CONFIG_PARTITION_TABLE_CUSTOM_APP_BIN_OFFSET);
esp_image_segment_header_t *segment = (esp_image_segment_header_t *)((uintptr_t)head + sizeof(esp_image_header_t));
for (i = 0; i < 3; i++) {
segment = (esp_image_segment_header_t *)((uintptr_t)segment + sizeof(esp_image_segment_header_t) + segment->data_len);
uint32_t *dest = (uint32_t *)segment->load_addr;
uint32_t *src = (uint32_t *)((uintptr_t)segment + sizeof(esp_image_segment_header_t));
uint32_t size = segment->data_len / sizeof(uint32_t);
while (size--)
*dest++ = *src++;
}
/*
* When finish copying IRAM program, the exception vect must be initialized.
* And then user can load/store data which is not aligned by 4-byte.
*/
__asm__ __volatile__(
"movi a0, 0x40100000\n"
"wsr a0, vecbase\n"
: : :"memory");
chip_boot(start_addr);
/* clear bss data */
for (p = &_bss_start; p < &_bss_end; p++)
*p = 0;
__asm__ __volatile__(
"rsil a2, 2\n"
"movi a1, _chip_interrupt_tmp\n"
"movi a2, 0xffffff00\n"
"and a1, a1, a2\n");
heap_caps_init();
wifi_os_init();
assert(wifi_task_create(user_init_entry, "uiT", CONFIG_MAIN_TASK_STACK_SIZE, NULL, wifi_task_get_max_priority()) != NULL);
wifi_os_start();
}