Improved performance

By adding functions using IRAM and cache

Author: gjroots

components/utils/include/utils.h

@@ -17,6 +17,14 @@ extern "C"
 #include <stdlib.h>
 #include <esp_err.h>
 
+#ifdef ICACHE_FLASH
+#define ICACHE_FLASH_ATTR __attribute__((section(".irom0.text")))
+#define ICACHE_RODATA_ATTR __attribute__((section(".irom.text")))
+#else
+#define ICACHE_FLASH_ATTR
+#define ICACHE_RODATA_ATTR
+#endif /* ICACHE_FLASH */
+
     float system_uptime_s(void);
     void restart(void);
 

components/utils/initialization.c

@@ -26,7 +26,7 @@ char *ssid, *ent_username, *ent_identity,
 char currentMAC[18];
 
 //-----------------------------------------------------------------------------
-esp_err_t parms_init()
+esp_err_t IRAM_ATTR parms_init()
 {
     int webServer = 1, ledEnable = 1, customDnsEnable = 0,
         darkModeEnable = 0, randomizeMac = 0;

components/web_server/response_handler.c

@@ -63,7 +63,7 @@ url_handler_t handlers[] = {
 
 
 //-----------------------------------------------------------------------------
-esp_err_t common_page_response_handler(httpd_req_t *req, int req_id)
+esp_err_t ICACHE_FLASH_ATTR common_page_response_handler(httpd_req_t *req, int req_id)
 {
     for (int i = 0; i < sizeof(handlers) / sizeof(handlers[0]); i++)
     {
@@ -108,7 +108,7 @@ const size_t num_js_files = sizeof(js_files) / sizeof(js_files[0]);
 
 
 //-----------------------------------------------------------------------------
-esp_err_t common_js_response(httpd_req_t *req)
+esp_err_t ICACHE_FLASH_ATTR common_js_response(httpd_req_t *req)
 {
     for (int i = 0; i < num_js_files; i++)
     {

components/wifi_handler/wifi_handler.c

@@ -19,7 +19,7 @@
 
 //-----------------------------------------------------------------------------
 // Handles wifi scan and return AP records in json string format
-char *wifi_scan_handler(void)
+char* IRAM_ATTR wifi_scan_handler(void)
 {
     // Disconnect from the current access point if not already connected
     if (!ap_connect)
@@ -84,7 +84,7 @@ char *wifi_scan_handler(void)
 
 //-----------------------------------------------------------------------------
 // Handles wifi information and return in json format
-char *wifi_info_handler(void)
+char* IRAM_ATTR wifi_info_handler(void)
 {
     wifi_ap_record_t ap_info;
     wifi_sta_list_t wifi_sta_list;

components/wifi_handler/wifi_init.c

@@ -34,7 +34,7 @@ bool has_static_ip = false;
 // initiating wifi setup
 void wifi_init()
 {
-
+    esp_log_level_set("wifi", ESP_LOG_NONE);
     wifi_event_group = xEventGroupCreate();
     esp_netif_init();
     ESP_ERROR_CHECK(esp_event_loop_create_default());
@@ -127,7 +127,7 @@ void wifi_init()
     // Enable DNS (offer) for dhcp server
     dhcps_offer_t dhcps_dns_value = OFFER_DNS;
     dhcps_set_option_info(6, &dhcps_dns_value, sizeof(dhcps_dns_value));
-    
+
     ESP_ERROR_CHECK(esp_wifi_start());
 
     if (strlen(ssid) > 0)