84 lines
2.6 KiB
C
84 lines
2.6 KiB
C
/*
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* \brief L4lxapi library IRQ functions
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* \author Stefan Kalkowski
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* \date 2011-04-29
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*/
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/*
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* Copyright (C) 2011-2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _L4LX__L4LX_IRQ_H_
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#define _L4LX__L4LX_IRQ_H_
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#include <linux.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct l4x_irq_desc_private {
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Fiasco::l4_cap_idx_t irq_cap;
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Fiasco::l4_cap_idx_t irq_thread;
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unsigned enabled;
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unsigned cpu;
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unsigned char trigger;
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};
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struct irq_data {
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unsigned int irq;
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unsigned long hwirq;
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unsigned int node;
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unsigned int state_use_accessors;
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struct irq_chip *chip;
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struct irq_domain *domain;
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void *handler_data;
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void *chip_data;
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};
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/* Linux functions */
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FASTCALL int irq_set_chip_data(unsigned int irq, void *data);
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FASTCALL struct irq_data *irq_get_irq_data(unsigned int irq);
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static inline void *irq_get_chip_data(unsigned int irq)
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{
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struct irq_data *d = irq_get_irq_data(irq);
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return d ? d->chip_data : 0;
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}
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/* l4lxapi functions */
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FASTCALL void l4lx_irq_init(void);
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FASTCALL int l4lx_irq_prio_get(unsigned int irq);
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FASTCALL unsigned int l4lx_irq_dev_startup(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_shutdown(struct irq_data *data);
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FASTCALL int l4lx_irq_set_type(struct irq_data *data, unsigned int type);
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FASTCALL void l4lx_irq_dev_enable(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_disable(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_ack(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_mask(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_unmask(struct irq_data *data);
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FASTCALL int l4lx_irq_dev_set_affinity(struct irq_data *data,
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const struct cpumask *dest, bool force);
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FASTCALL void l4lx_irq_dev_eoi(struct irq_data *data);
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FASTCALL unsigned int l4lx_irq_timer_startup(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_shutdown(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_enable(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_disable(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_ack(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_mask(struct irq_data *data);
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FASTCALL void l4lx_irq_timer_unmask(struct irq_data *data);
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FASTCALL int l4lx_irq_timer_set_affinity(struct irq_data *data,
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const struct cpumask *dest);
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FASTCALL void l4lx_irq_dev_enable(struct irq_data *data);
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FASTCALL void l4lx_irq_dev_mask_ack(struct irq_data *data);
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FASTCALL int l4x_alloc_irq_desc_data(int irq);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _L4LX__L4LX_IRQ_H_ */
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