4 * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
5 * This file is part of DevLib - See README.devlib for information.
10 * \author Francesco Sacchi <batt@develer.com>
12 * \brief System irq handler for Atmel AT91 ARM7 processors (interface).
15 #ifndef DRV_AT91_SYSIRQ_H
16 #define DRV_AT91_SYSIRQ_H
18 #include <cfg/compiler.h>
20 typedef void (* sysirq_handler_t)(void); ///< Type for system irq handler.
21 typedef void (* sysirq_setEnable_t)(bool); ///< Type for system irq enable/disable function.
24 * Structure used to define a system interrupt source.
28 bool enabled; ///< Getter for irq enable/disable state.
29 sysirq_setEnable_t setEnable; ///< Setter for irq enable/disable state.
30 sysirq_handler_t handler; ///< IRQ handler.
38 SYSIRQ_PIT, ///< Periodic Interval Timer
39 /* TODO: add all system irqs */
43 void sysirq_init(void);
44 void sysirq_setHandler(sysirq_t irq, sysirq_handler_t handler);
45 void sysirq_setEnable(sysirq_t irq, bool enable);
46 bool sysirq_enabled(sysirq_t irq);
48 #endif /* ARCH_ARM_SYSIRQ_H */