1 files changed, 137 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/arm/at91rm9200/irq/irq.h b/c/src/lib/libcpu/arm/at91rm9200/irq/irq.h
new file mode 100644
index 0000000000..d6b0804c2d
--- /dev/null
+++ b/c/src/lib/libcpu/arm/at91rm9200/irq/irq.h
@@ -0,0 +1,137 @@
+/*
+ * Interrupt handler Header file
+ *
+ * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com>
+ *      
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *
+ *  http://www.OARcorp.com/rtems/license.html.
+ *
+ *
+ *  $Id$
+ */
+
+#ifndef __IRQ_H__
+#define __IRQ_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef __asm__
+
+/*
+ * Include some preprocessor value also used by assember code
+ */
+  
+#include <rtems.h>
+#include <at91rm9200.h>
+
+extern void default_int_handler();
+/***********************************************************************
+ * Constants
+ **********************************************************************/
+/* enum of the possible interrupt sources on the AT91RM9200 */
+typedef enum {
+    AT91RM9200_INT_FIQ  = 0,
+    AT91RM9200_INT_SYSIRQ,
+    AT91RM9200_INT_PIOA,
+    AT91RM9200_INT_PIOB,
+    AT91RM9200_INT_PIOC,
+    AT91RM9200_INT_PIOD,
+    AT91RM9200_INT_US0,
+    AT91RM9200_INT_US1,
+    AT91RM9200_INT_US2,
+    AT91RM9200_INT_US3,
+    AT91RM9200_INT_MCI,
+    AT91RM9200_INT_UDP,
+    AT91RM9200_INT_TWI,
+    AT91RM9200_INT_SPI,
+    AT91RM9200_INT_SSC0,
+    AT91RM9200_INT_SSC1,
+    AT91RM9200_INT_SSC2,
+    AT91RM9200_INT_TC0,
+    AT91RM9200_INT_TC1,
+    AT91RM9200_INT_TC2,
+    AT91RM9200_INT_TC3,
+    AT91RM9200_INT_TC4,
+    AT91RM9200_INT_TC5,
+    AT91RM9200_INT_UHP,
+    AT91RM9200_INT_EMAC,
+    AT91RM9200_INT_IRQ0,
+    AT91RM9200_INT_IRQ1,
+    AT91RM9200_INT_IRQ2,
+    AT91RM9200_INT_IRQ3,
+    AT91RM9200_INT_IRQ4,
+    AT91RM9200_INT_IRQ5,
+    AT91RM9200_INT_IRQ6,
+    AT91RM9200_MAX_INT
+} rtems_irq_symbolic_name;
+
+/* vector table used by shared/irq_init.c */
+/* we can treat the AT91RM9200 AIC_SVR_BASE as */
+/* a vector table */
+#define VECTOR_TABLE AIC_SVR_BASE
+                                                                                           
+typedef unsigned char  rtems_irq_level;
+typedef unsigned char  rtems_irq_trigger;
+
+struct  __rtems_irq_connect_data__;     /* forward declaratiuon */
+
+typedef void (*rtems_irq_hdl)       (void);
+typedef void (*rtems_irq_enable)    (const struct __rtems_irq_connect_data__*);
+typedef void (*rtems_irq_disable)   (const struct __rtems_irq_connect_data__*);
+typedef int  (*rtems_irq_is_enabled)(const struct __rtems_irq_connect_data__*);
+
+typedef struct __rtems_irq_connect_data__ {
+    /* IRQ line */
+    rtems_irq_symbolic_name       name;
+
+    /* Handler */
+    rtems_irq_hdl                 hdl;
+
+    /* function for enabling interrupts at device level. */
+    rtems_irq_enable              on;
+
+    /* function for disabling interrupts at device level. */
+    rtems_irq_disable             off;
+
+    /* Function to test if interrupt is enabled */
+    rtems_irq_is_enabled        isOn;
+
+    /* priority level of interrupt */
+    rtems_irq_level               irqLevel;
+
+    /* Trigger method (rising/falling edge or high/low level) */
+    rtems_irq_trigger             irqTrigger;
+} rtems_irq_connect_data;
+
+/*
+ * function to initialize the interrupt for a specific BSP
+ */
+void BSP_rtems_irq_mngt_init();
+
+
+/*
+ * function to connect a particular irq handler.
+ */
+int BSP_install_rtems_irq_handler       (const rtems_irq_connect_data*);
+
+/*
+ * function to get the current RTEMS irq handler for ptr->name. 
+ */
+int BSP_get_current_rtems_irq_handler   (rtems_irq_connect_data* ptr);
+
+/*
+ * function to disconnect the RTEMS irq handler for ptr->name.
+ */
+int BSP_remove_rtems_irq_handler        (const rtems_irq_connect_data*);
+
+#endif /* __asm__ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __IRQ_H__ */