zephyr/include/arch/xtensa/irq.h

81 lines
1.8 KiB
C

/*
* Copyright (c) 2016 Cadence Design Systems, Inc.
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_ARCH_XTENSA_XTENSA_IRQ_H_
#define ZEPHYR_INCLUDE_ARCH_XTENSA_XTENSA_IRQ_H_
#include <xtensa_api.h>
#include <xtensa/xtruntime.h>
#define CONFIG_GEN_IRQ_START_VECTOR 0
#ifdef CONFIG_MULTI_LEVEL_INTERRUPTS
/* for _soc_irq_*() */
#include <soc.h>
#ifdef CONFIG_2ND_LEVEL_INTERRUPTS
#ifdef CONFIG_3RD_LEVEL_INTERRUPTS
#define CONFIG_NUM_IRQS (XCHAL_NUM_INTERRUPTS +\
(CONFIG_NUM_2ND_LEVEL_AGGREGATORS +\
CONFIG_NUM_3RD_LEVEL_AGGREGATORS) *\
CONFIG_MAX_IRQ_PER_AGGREGATOR)
#else
#define CONFIG_NUM_IRQS (XCHAL_NUM_INTERRUPTS +\
CONFIG_NUM_2ND_LEVEL_AGGREGATORS *\
CONFIG_MAX_IRQ_PER_AGGREGATOR)
#endif
#else
#define CONFIG_NUM_IRQS XCHAL_NUM_INTERRUPTS
#endif
#define z_arch_irq_enable(irq) z_soc_irq_enable(irq)
#define z_arch_irq_disable(irq) z_soc_irq_disable(irq)
#define z_arch_irq_is_enabled(irq) z_soc_irq_is_enabled(irq)
#else
#define CONFIG_NUM_IRQS XCHAL_NUM_INTERRUPTS
#define z_arch_irq_enable(irq) z_xtensa_irq_enable(irq)
#define z_arch_irq_disable(irq) z_xtensa_irq_disable(irq)
#define z_arch_irq_is_enabled(irq) z_xtensa_irq_is_enabled(irq)
#endif
static ALWAYS_INLINE void z_xtensa_irq_enable(u32_t irq)
{
z_xt_ints_on(1 << irq);
}
static ALWAYS_INLINE void z_xtensa_irq_disable(u32_t irq)
{
z_xt_ints_off(1 << irq);
}
static ALWAYS_INLINE unsigned int z_arch_irq_lock(void)
{
unsigned int key = XTOS_SET_INTLEVEL(XCHAL_EXCM_LEVEL);
return key;
}
static ALWAYS_INLINE void z_arch_irq_unlock(unsigned int key)
{
XTOS_RESTORE_INTLEVEL(key);
}
static ALWAYS_INLINE bool z_arch_irq_unlocked(unsigned int key)
{
return (key & 0xf) == 0; /* INTLEVEL field */
}
extern int z_xtensa_irq_is_enabled(unsigned int irq);
#include <irq.h>
#endif /* ZEPHYR_INCLUDE_ARCH_XTENSA_XTENSA_IRQ_H_ */