refine

Author: soburi

cores/arduino/zephyrCommon.cpp

@@ -487,3 +487,59 @@ int digitalPinToInterrupt(pin_size_t pin) {
 
   return (pcb) ? pin : -1;
 }
+
+int xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx;
+
+struct gpio_port_num {
+	const struct device *port;
+        uint16_t pin;
+};
+
+#include <zephyr/sys/util_macro.h>
+
+#define ALPHA_0 a
+#define ALPHA_1 b
+#define ALPHA_2 c
+#define ALPHA_3 d
+#define ALPHA_4 e
+#define ALPHA_5 f
+#define ALPHA_6 g
+#define ALPHA_7 h
+#define ALPHA_8 i
+#define ALPHA_9 j
+#define ALPHA_10 k
+#define ALPHA_11 l
+#define ALPHA_12 m
+#define ALPHA_13 n
+#define ALPHA_14 o
+#define ALPHA_15 p
+#define PORT_ALPHA_N(n) UTIL_CAT(port, UTIL_CAT(ALPHA_, n))
+
+#define NODES(i, label_from_n) \
+	COND_CODE_1(DT_NODE_EXISTS(DT_NODELABEL(label_from_n(i))), (DT_NODELABEL(label_from_n(i)),), ())
+
+#define DO_DROP_TAIL(N, ...) GET_ARGS_FIRST_N(N, __VA_ARGS__)
+#define DROP_TAIL(...) DO_DROP_TAIL(UTIL_DEC(NUM_VA_ARGS(__VA_ARGS__)), __VA_ARGS__)
+
+#define DO_GET_ARGS_FIRST_N(N, ...) GET_ARGS_FIRST_N(N, __VA_ARGS__)
+#define EXPAND_ARGS(...) UTIL_EXPAND __VA_ARGS__
+
+#define NGPIOS(x) DT_PROP(x, ngpios)
+#define ADDX(...) LISTIFY(NUM_VA_ARGS(__VA_ARGS__), NGPIOS, (+), __VA_ARGS__)
+
+#define FX(i, x, arg) {DEVICE_DT_GET(x), ADDX(EXPAND_ARGS(arg))}
+#define XXX(...) { FOR_EACH_IDX_FIXED_ARG(FX, (,), (__VA_ARGS__), __VA_ARGS__) }
+
+#define LIST_PORT_ALPHA(n) LISTIFY(n, NODES, (), PORT_ALPHA_N) 0
+
+constexpr struct gpio_port_num portx[] = XXX(DROP_TAIL(LIST_PORT_ALPHA(16)));
+
+#define FFF(i, x, fa) i, DO_GET_ARGS_FIRST_N(UTIL_INC(i), EXPAND_ARGS(fa)),,
+FOR_EACH_IDX_FIXED_ARG(FFF, (,), (a, b, c, d), 1, 2, 3, 4)
+
+//#if NUM_VA_ARGS(LISTIFY(16, PORT_ALPHA_NODES, ()) 0) != 1
+int hoge;
+//#endif
+
+
+