4 * This file is part of BeRTOS.
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29 * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
35 * \author Francesco Sacchi <batt@develer.com>
37 * \brief System irq handler for Atmel AT91 ARM7 processors (interface).
40 #ifndef DRV_AT91_SYSIRQ_H
41 #define DRV_AT91_SYSIRQ_H
43 #include <cfg/compiler.h>
45 typedef void (* sysirq_handler_t)(void); ///< Type for system irq handler.
46 typedef void (* sysirq_setEnable_t)(bool); ///< Type for system irq enable/disable function.
49 * Structure used to define a system interrupt source.
53 bool enabled; ///< Getter for irq enable/disable state.
54 sysirq_setEnable_t setEnable; ///< Setter for irq enable/disable state.
55 sysirq_handler_t handler; ///< IRQ handler.
63 SYSIRQ_PIT, ///< Periodic Interval Timer
64 /* TODO: add all system irqs */
68 void sysirq_init(void);
69 void sysirq_setHandler(sysirq_t irq, sysirq_handler_t handler);
70 void sysirq_setEnable(sysirq_t irq, bool enable);
71 bool sysirq_enabled(sysirq_t irq);
73 #endif /* ARCH_ARM_SYSIRQ_H */