Merge pull request esp8266#12 from esp8266/master

Update

Author: Jason2866

boards.txt

@@ -128,6 +128,7 @@ struct netifWrapper
     const char* ifmac () const      { return (const char*)_netif->hwaddr; }
     int ifnumber () const           { return _netif->num; }
     bool ifUp () const              { return !!(_netif->flags & NETIF_FLAG_UP); }
+    CONST netif* interface () const { return _netif; }
 
     const ip_addr_t* ipFromNetifNum () const
     {

cores/esp8266/AddrList.h

@@ -201,9 +201,10 @@ class EspClass {
         bool eraseConfig();
 
 #ifndef CORE_MOCK
-        inline
-#endif
+        inline uint32_t getCycleCount() __attribute__((always_inline));
+#else
         uint32_t getCycleCount();
+#endif
 };
 
 #ifndef CORE_MOCK

cores/esp8266/Esp.h

@@ -21,36 +21,15 @@
 
 #include <stddef.h>
 #include <stdbool.h>
+#include "coredecls.h"
 #include "eboot_command.h"
 
-extern "C" {
 
-static uint32_t crc_update(uint32_t crc, const uint8_t *data, size_t length)
-{
-    uint32_t i;
-    bool bit;
-    uint8_t c;
-    
-    while (length--) {
-        c = *data++;
-        for (i = 0x80; i > 0; i >>= 1) {
-            bit = crc & 0x80000000;
-            if (c & i) {
-                bit = !bit;
-            }
-            crc <<= 1;
-            if (bit) {
-                crc ^= 0x04c11db7;
-            }
-        }
-    }
-    return crc;
-}
+extern "C" {
 
 static uint32_t eboot_command_calculate_crc32(const struct eboot_command* cmd)
 {
-    return crc_update(0xffffffff, (const uint8_t*) cmd, 
-                      offsetof(struct eboot_command, crc32));
+    return crc32((const uint8_t*) cmd, offsetof(struct eboot_command, crc32));
 }
 
 int eboot_command_read(struct eboot_command* cmd)

cores/esp8266/core_esp8266_eboot_command.cpp

@@ -85,7 +85,8 @@ namespace arduino
 #define xt_rsil(level) (__extension__({uint32_t state; __asm__ __volatile__("rsil %0," __STRINGIFY(level) : "=a" (state) :: "memory"); state;}))
 #define xt_wsr_ps(state)  __asm__ __volatile__("wsr %0,ps; isync" :: "a" (state) : "memory")
 
-inline uint32_t esp_get_cycle_count() {
+inline uint32_t esp_get_cycle_count() __attribute__((always_inline));
+inline uint32_t esp_get_cycle_count() {
   uint32_t ccount;
   __asm__ __volatile__("rsr %0,ccount":"=a"(ccount));
   return ccount;

cores/esp8266/core_esp8266_features.h

@@ -48,7 +48,7 @@ void ICACHE_RAM_ATTR timer1_isr_init(){
     ETS_FRC_TIMER1_INTR_ATTACH(timer1_isr_handler, NULL);
 }
 
-void timer1_attachInterrupt(timercallback userFunc) {
+void ICACHE_RAM_ATTR timer1_attachInterrupt(timercallback userFunc) {
     timer1_user_cb = userFunc;
     ETS_FRC1_INTR_ENABLE();
 }
@@ -59,7 +59,7 @@ void ICACHE_RAM_ATTR timer1_detachInterrupt() {
     ETS_FRC1_INTR_DISABLE();
 }
 
-void timer1_enable(uint8_t divider, uint8_t int_type, uint8_t reload){
+void ICACHE_RAM_ATTR timer1_enable(uint8_t divider, uint8_t int_type, uint8_t reload){
     T1C = (1 << TCTE) | ((divider & 3) << TCPD) | ((int_type & 1) << TCIT) | ((reload & 1) << TCAR);
     T1I = 0;
 }
@@ -90,11 +90,11 @@ void ICACHE_RAM_ATTR timer0_isr_handler(void* para){
     }
 }
 
-void timer0_isr_init(){
+void ICACHE_RAM_ATTR timer0_isr_init(){
     ETS_CCOMPARE0_INTR_ATTACH(timer0_isr_handler, NULL);
 }
 
-void timer0_attachInterrupt(timercallback userFunc) {
+void ICACHE_RAM_ATTR timer0_attachInterrupt(timercallback userFunc) {
     timer0_user_cb = userFunc;
     ETS_CCOMPARE0_ENABLE();
 }

cores/esp8266/core_esp8266_timer.cpp

@@ -8,6 +8,7 @@ extern "C" {
 
 // TODO: put declarations here, get rid of -Wno-implicit-function-declaration
 
+#include <stddef.h>
 #include <stdint.h>
 #include <cont.h> // g_pcont declaration
 
@@ -20,6 +21,7 @@ void settimeofday_cb (void (*cb)(void));
 void disable_extra4k_at_link_time (void) __attribute__((noinline));
 
 uint32_t sqrt32 (uint32_t n);
+uint32_t crc32 (const void* data, size_t length, uint32_t crc = 0xffffffff);
 
 #ifdef __cplusplus
 }

cores/esp8266/coredecls.h

@@ -0,0 +1,42 @@
+/*
+ crc32.cpp
+
+ Copyright (c) 2015 Ivan Grokhotkov. All rights reserved.
+ This file is part of the esp8266 core for Arduino environment.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "coredecls.h"
+
+// moved from core_esp8266_eboot_command.cpp
+uint32_t crc32 (const void* data, size_t length, uint32_t crc /*= 0xffffffff*/)
+{
+    const uint8_t* ldata = (const uint8_t*)data;
+    while (length--)
+    {
+        uint8_t c = *ldata++;
+        for (uint32_t i = 0x80; i > 0; i >>= 1)
+        {
+            bool bit = crc & 0x80000000;
+            if (c & i)
+                bit = !bit;
+            crc <<= 1;
+            if (bit)
+                crc ^= 0x04c11db7;
+        }
+    }
+    return crc;
+}