First commit XiUOS

arch/arm/cortex-m4/arch_interrupt.h

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+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+#ifndef ARCH_INTERRUPT_H__
+#define ARCH_INTERRUPT_H__
+
+#include <xs_base.h>
+
+#define ARCH_MAX_IRQ_NUM (256 + 16)
+
+#define ARCH_IRQ_NUM_OFFSET 16
+
+int32 ArchEnableHwIrq(uint32 irq_num);
+int32 ArchDisableHwIrq(uint32 irq_num);
+
+#endif