856526adee
This PR adds support for the StarFive JH7110 RISC-V SoC. This will be used by the upcoming port of NuttX for PINE64 Star64 SBC. [The source files are explained in the articles here](https://github.com/lupyuen/nuttx-star64) Modified Files in arch/risc-v: Kconfig: Added ARCH_CHIP_JH7110 for JH7110 SoC New Files in arch/risc-v: include/jh7110/chip.h: JH7110 Definitions include/jh7110/irq.h: Support 127 External Interrupts src/jh7110/chip.h: Interrupt Stack Macro src/jh7110/jh7110_allocateheap.c: Kernel Heap src/jh7110/jh7110_head.S: Linux Header and Boot Code src/jh7110/jh7110_irq.c: Configure Interrupts src/jh7110/jh7110_irq_dispatch.c: Dispatch Interrupts src/jh7110/jh7110_memorymap.h: Memory Map src/jh7110/jh7110_mm_init.c, jh7110_mm_init.h: Memory Mgmt src/jh7110/jh7110_pgalloc.c: Page Allocator src/jh7110/jh7110_start.c: Startup Code src/jh7110/jh7110_timerisr.c: Timer Interrupt src/jh7110/hardware/jh7110_memorymap.h: PLIC Base Address src/jh7110/hardware/jh7110_plic.h: PLIC Register Addresses src/jh7110/Kconfig: JH7110 Config src/jh7110/Make.defs: Makefile
37 lines
1.5 KiB
C
37 lines
1.5 KiB
C
/****************************************************************************
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* arch/risc-v/include/jh7110/irq.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_RISCV_INCLUDE_JH7110_IRQ_H
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#define __ARCH_RISCV_INCLUDE_JH7110_IRQ_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Map RISC-V exception code to NuttX IRQ */
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#define NR_IRQS (RISCV_IRQ_SEXT + 127)
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#endif /* __ARCH_RISCV_INCLUDE_JH7110_IRQ_H */
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