X-Git-Url: https://hackdaworld.org/gitweb/?p=my-code%2Farm.git;a=blobdiff_plain;f=betty%2Finterrupts.h;h=20bb3332740c353d29c2a3c97cf2a56563e495f8;hp=9c1b8aa7be45dae348f0e8542cfd9aad4e5653ed;hb=916c8dd1dfa2414ae8b58ab1e3d477b24c553815;hpb=6543545b048b7059941b0f6680227ec4ce26535e

diff --git a/betty/interrupts.h b/betty/interrupts.h
index 9c1b8aa..20bb333 100644
--- a/betty/interrupts.h
+++ b/betty/interrupts.h
@@ -5,16 +5,42 @@
  *
  */
 
+#ifndef INTERRUPTS_H
+#define INTERRUPTS_H
+
 #include "lpc2xxx.h"
 #include "types.h"
 
+/* defines */
+
+#define INTERRUPT_MAX_VIC		16
+
+#define INTERRUPT_EXT_MODE_EDGE		0
+#define INTERRUPT_EXT_MODE_LEVEL	1
+#define INTERRUPT_EXT_POLAR_LOW		0
+#define INTERRUPT_EXT_POLAR_HIGH	1
+
+/* type definitions */
+
+typedef struct s_interrupt {
+	void *default_callback;
+	u8 default_mode;
+	void *callback[INTERRUPT_MAX_VIC];
+	u8 mode[INTERRUPT_MAX_VIC];
+} t_interrupt;
+
 /* function prototypes */
 
+void interrupt_set_default_callback(t_interrupt *ir,void *callback);
+
+void interrupt_ext_ir_conf(u8 pin,u8 mode,u8 polar,
+                           void (*ext_ir_callback)(t_interrupt *ir));
+
 void interrupt_handler_reset(void);
 void interrupt_handler_undef_instruction(void);
 void interrupt_handler_soft_ir(void);
 void interrupt_handler_prefetch_abort(void);
 void interrupt_handler_data_abort(void);
-void interrupt_handler_irq(void);
 void interrupt_handler_fiq(void);
 
+#endif