sys.h

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/*
 * Copyright (c) 2015, Xilinx Inc. and Contributors. All rights reserved.
 * Copyright (C) 2023, Advanced Micro Devices, Inc.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
/*
 * @file        generic/xlnx/sys.h
 * @brief       generic xlnx system primitives for libmetal.
 */
 
#ifndef __METAL_GENERIC_SYS__H__
#error "Include metal/sys.h instead of metal/generic/@PROJECT_MACHINE@/sys.h"
#endif
 
#ifndef __MICROBLAZE__
#include "xscugic.h"
#endif
 
#include <metal/assert.h>
#include <metal/io.h>
#include <metal/sys.h>
#include <stdint.h>
#include <metal/compiler.h>
#include <metal/utilities.h>
 
#include <xil_cache.h>
#include <xil_exception.h>
#include <xparameters.h>
 
#ifdef SDT
#include <metal/system/generic/xlnx/sys_devicetree.h>
#endif
 
#ifndef __METAL_GENERIC_XLNX_SYS__H__
#define __METAL_GENERIC_XLNX_SYS__H__
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef __MICROBLAZE__
#define XLNX_MAXIRQS XSCUGIC_MAX_NUM_INTR_INPUTS
#endif
 
#if defined(SDT) && !defined(__MICROBLAZE__)
#define XPAR_SCUGIC_0_DIST_BASEADDR XPAR_SCUGIC_DIST_BASEADDR
#endif
 
void metal_xlnx_irq_isr(void *arg);
 
int metal_xlnx_irq_init(void);
 
/* Microblaze defines these routines */
#ifdef __MICROBLAZE__
void metal_weak sys_irq_enable(unsigned int vector);
 
void metal_weak sys_irq_disable(unsigned int vector);
#else
static inline void sys_irq_enable(unsigned int vector)
{
        XScuGic_EnableIntr(XPAR_SCUGIC_0_DIST_BASEADDR, vector);
}
 
static inline void sys_irq_disable(unsigned int vector)
{
        XScuGic_DisableIntr(XPAR_SCUGIC_0_DIST_BASEADDR, vector);
}
#endif
 
#ifdef __cplusplus
}
#endif
 
#endif /* __METAL_GENERIC_XLNX_SYS__H__ */