X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;ds=sidebyside;f=bertos%2Fhw%2Fhw_sipo.h;h=a5d680ac1688905ac8bf630f7eb6f6d5e5f8d21c;hb=3c52f2762ac5af229124b6deb3a838c5afa47138;hp=6e1fe0e0338c042a98b8d23ade8b19fe07ecaf2a;hpb=3704190e6a2dc9973af0959d7202c61767aadbf5;p=bertos.git

diff --git a/bertos/hw/hw_sipo.h b/bertos/hw/hw_sipo.h
index 6e1fe0e0..a5d680ac 100644
--- a/bertos/hw/hw_sipo.h
+++ b/bertos/hw/hw_sipo.h
@@ -26,8 +26,8 @@
  * invalidate any other reasons why the executable file might be covered by
  * the GNU General Public License.
  *
- * Copyright 2003, 2004, 2006, 2008 Develer S.r.l. (http://www.develer.com/)
- * Copyright 2000 Bernardo Innocenti <bernie@codewiz.org>
+ * Copyright 2003, 2004, 2006, 2008, 2009 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 2000 Bernie Innocenti <bernie@codewiz.org>
  * All Rights Reserved.
  * -->
  *
@@ -37,6 +37,7 @@
  * \version $Id$
  *
  * \author Andrea Grandi <andrea@develer.com>
+ * \author Daniele Basile <asterix@develer.com>
  */
 
 #ifndef HW_SIPO_H
@@ -44,19 +45,78 @@
 
 #warning TODO:This is an example implementation, you must implement it!
 
-#define LOAD_HIGH       /* Implement me! */
-#define LOAD_LOW        /* Implement me! */
-#define LOAD_INIT       /* Implement me! */
-#define SET_SCK_OUT     /* Implement me! */
-#define SET_SOUT_OUT    /* Implement me! */
-#define CLOCK_HIGH      /* Implement me! */
-#define CLOCK_LOW       /* Implement me! */
-#define SET_SOUT_HIGH   /* Implement me! */
-#define SET_SOUT_LOW    /* Implement me! */
-#define CLOCK_PULSE     /* Implement me! */
 
-#define OE_OUT
-#define OE_LOW
+/**
+ * Mapping sipo connection on board.
+ * See scheme to more info.
+ */
+typedef enum SipoMap {
+
+	/* Add device here */
+
+	SIPO_CNT
+} SipoMap;
+
+
+/**
+ * Define the macros needed to set the serial input bit of SIPO device
+ * low or high.
+ */
+#define SIPO_SI_HIGH() do { /* Implement me! */ } while (0)
+#define SIPO_SI_LOW()  do { /* Implement me! */ } while (0)
+
+/**
+ * Drive pin to load the bit, presented in serial-in pin,
+ * into sipo shift register.
+ */
+#define SIPO_SI_CLOCK(clk_pol)
+	do { \
+		/* Implement me! */ \
+		(void)clk_pol; \
+	} while (0)
+
+/**
+ * Clock the content of shift register to output.
+ */
+#define SIPO_LOAD(device, load_pol)  \
+	do { \
+		/* Implement me! */ \
+		(void)device; \
+		(void)load_pol; \
+	} while (0)
 
+/**
+ * Enable the shift register output.
+ */
+#define SIPO_ENABLE() /* Implement me! */
+
+/**
+ * Set logic level for load signal
+ */
+#define SIPO_SET_LD_LEVEL(device, load_pol) \
+	do { \
+		/* Implement me! */ \
+		(void)device; \
+		(void)load_pol; \
+	} while (0)
+
+
+/**
+ * Sel logic level for clock signal
+ */
+#define SIPO_SET_CLK_LEVEL(clock_pol)  \
+	do { \
+		/* Implement me! */ \
+		(void)clock_pol; \
+	} while (0)
+
+
+/**
+ * Do everything needed in order to init the SIPO pins.
+ */
+#define SIPO_INIT_PIN() \
+	do { \
+		/* Implement me! */ \
+	} while(0)
 
 #endif /* HW_SIPO_H */