Porting PicoTCP WIP

kernel/picotcp/include/arch/pico_avr.h

@@ -0,0 +1,39 @@
+/*********************************************************************
+   PicoTCP. Copyright (c) 2012-2017 Altran Intelligent Systems. Some rights reserved.
+   See COPYING, LICENSE.GPLv2 and LICENSE.GPLv3 for usage.
+
+ *********************************************************************/
+#define dbg(...) do {} while(0)
+/* #define dbg printf */
+
+/*************************/
+
+/*** MACHINE CONFIGURATION ***/
+/* Temporary (POSIX) stuff. */
+#include <string.h>
+#include <stdio.h>
+#include <stdint.h>
+#include "pico_mm.h"
+
+extern volatile uint32_t __avr_tick;
+
+#define pico_zalloc(x) calloc(x, 1)
+#define pico_free(x) free(x)
+
+static inline unsigned long PICO_TIME(void)
+{
+    register uint32_t tick = __avr_tick;
+    return tick / 1000;
+}
+
+static inline unsigned long PICO_TIME_MS(void)
+{
+    return __avr_tick;
+}
+
+static inline void PICO_IDLE(void)
+{
+    unsigned long tick_now = __avr_tick;
+    while(tick_now == __avr_tick) ;
+}
+