Porting PicoTCP WIP

kernel/picotcp/include/arch/pico_esp8266.h

@@ -0,0 +1,58 @@
+/*********************************************************************
+   PicoTCP. Copyright (c) 2014-2017 Altran Intelligent Systems. Some rights reserved.
+   See COPYING, LICENSE.GPLv2 and LICENSE.GPLv3 for usage.
+
+ *********************************************************************/
+#ifndef _INCLUDE_PICO_ESP8266
+#define _INCLUDE_PICO_ESP8266
+
+#include <stdio.h>
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include "pico_constants.h"
+
+/* -------------- DEBUG ------------- */
+
+/* #define dbg(...) */
+#define dbg             printf
+
+/* -------------- MEMORY ------------- */
+extern void *pvPortMalloc( size_t xWantedSize );
+extern void vPortFree( void *pv );
+
+#define pico_free   vPortFree
+
+static inline void *pico_zalloc(size_t size)
+{
+    void *ptr = (void *)pvPortMalloc(size);
+
+    if(ptr)
+        memset(ptr, 0u, size);
+
+    return ptr;
+}
+
+/* -------------- TIME ------------- */
+
+extern volatile uint32_t esp_tick;
+
+static inline pico_time PICO_TIME_MS(void)
+{
+    return (pico_time) esp_tick;
+}
+
+static inline pico_time PICO_TIME(void)
+{
+    return PICO_TIME_MS() / 1000;
+}
+
+static inline void PICO_IDLE(void)
+{
+    uint32_t now = esp_tick;
+    while (now == esp_tick)
+        ;
+}
+
+#endif