altos/telelco-v2.0: Fix button names and pin mappings. Add drag LED.

[fw/altos] / src / avr / ao_arch_funcs.h

diff --git a/src/avr/ao_arch_funcs.h b/src/avr/ao_arch_funcs.h
index e400c98b62468a25ce961592e2171de5fe586476..891ad9b18c374e9b615ac549bdf32a8aaf668e7e 100644 (file)
--- a/src/avr/ao_arch_funcs.h
+++ b/src/avr/ao_arch_funcs.h
@@ -3,7 +3,8 @@
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -41,12 +42,29 @@ extern __xdata uint8_t      ao_spi_mutex;
                ao_mutex_put(&ao_spi_mutex);    \
        } while (0)
 
+
+#define ao_gpio_token_paster(x,y)              x ## y
+#define ao_gpio_token_evaluator(x,y)   ao_gpio_token_paster(x,y)
+
+#define ao_gpio_set(port, bit, pin, v) do {                            \
+               if (v)                                                  \
+                       (ao_gpio_token_evaluator(PORT,port)) |= (1 << bit); \
+               else                                                    \
+                       (ao_gpio_token_evaluator(PORT,port)) &= ~(1 << bit); \
+       } while (0)
+
 /*
  * The SPI mutex must be held to call either of these
  * functions -- this mutex covers the entire SPI operation,
  * from chip select low to chip select high
  */
 
+#define ao_enable_output(port, bit, pin, v) do {                       \
+               ao_gpio_set(port, bit, pin, v);                         \
+               ao_gpio_token_evaluator(DDR,port) |= (1 << bit);        \
+       } while (0)
+
+
 void
 ao_spi_send_bus(void __xdata *block, uint16_t len) __reentrant;