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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup DevIRQGIC
*
* @brief This header file provides interfaces of the ARM Generic Interrupt
* Controller (GIC) support.
*/
/*
* Copyright (C) 2013, 2019 embedded brains GmbH & Co. KG
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H
#define LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H
#include <bsp.h>
#include <dev/irq/arm-gic.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/**
* @addtogroup DevIRQGIC
*
* @{
*/
#define ARM_GIC_IRQ_SGI_0 0
#define ARM_GIC_IRQ_SGI_1 1
#define ARM_GIC_IRQ_SGI_2 2
#define ARM_GIC_IRQ_SGI_3 3
#define ARM_GIC_IRQ_SGI_5 5
#define ARM_GIC_IRQ_SGI_6 6
#define ARM_GIC_IRQ_SGI_7 7
#define ARM_GIC_IRQ_SGI_8 8
#define ARM_GIC_IRQ_SGI_9 9
#define ARM_GIC_IRQ_SGI_10 10
#define ARM_GIC_IRQ_SGI_11 11
#define ARM_GIC_IRQ_SGI_12 12
#define ARM_GIC_IRQ_SGI_13 13
#define ARM_GIC_IRQ_SGI_14 14
#define ARM_GIC_IRQ_SGI_15 15
#define ARM_GIC_IRQ_SGI_LAST 15
#define ARM_GIC_IRQ_PPI_LAST 31
#define ARM_GIC_DIST ((volatile gic_dist *) BSP_ARM_GIC_DIST_BASE)
rtems_status_code arm_gic_irq_set_priority(
rtems_vector_number vector,
uint8_t priority
);
rtems_status_code arm_gic_irq_get_priority(
rtems_vector_number vector,
uint8_t *priority
);
rtems_status_code arm_gic_irq_set_group(
rtems_vector_number vector,
gic_group group
);
rtems_status_code arm_gic_irq_get_group(
rtems_vector_number vector,
gic_group *group
);
void arm_gic_trigger_sgi(rtems_vector_number vector, uint32_t targets);
static inline rtems_status_code arm_gic_irq_generate_software_irq(
rtems_vector_number vector,
uint32_t targets
)
{
rtems_status_code sc = RTEMS_SUCCESSFUL;
if (vector <= ARM_GIC_IRQ_SGI_15) {
arm_gic_trigger_sgi(vector, targets);
} else {
sc = RTEMS_INVALID_ID;
}
return sc;
}
#ifdef RTEMS_SMP
uint32_t arm_gic_irq_processor_count(void);
void arm_gic_irq_initialize_secondary_cpu(void);
#endif
/** @} */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* LIBBSP_ARM_SHARED_ARM_GIC_IRQ_H */
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