nuttx/arch/risc-v/src/qemu-rv/hardware/qemu_rv_plic.h
Masayuki Ishikawa 3193aa3c97 arch: risc-v: Add MMU support for qemu-rv
Summary:
- This commit adds MMU support for qemu-rv
- Please note that mtimer is disabled for S-mode because
  the mtimer needs to be accessed in M-mode

Impact:
- qemu-rv only

Testing:
- Tested with rv-virt:knsh64 (will be pushed later)

Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
2022-05-13 04:14:01 +08:00

50 lines
2.2 KiB
C

/****************************************************************************
* arch/risc-v/src/qemu-rv/hardware/qemu_rv_plic.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __ARCH_RISCV_SRC_QEMU_RV_HARDWARE_QEMU_RV_PLIC_H
#define __ARCH_RISCV_SRC_QEMU_RV_HARDWARE_QEMU_RV_PLIC_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define QEMU_RV_PLIC_PRIORITY (QEMU_RV_PLIC_BASE + 0x000000)
#define QEMU_RV_PLIC_PENDING1 (QEMU_RV_PLIC_BASE + 0x001000)
#ifdef CONFIG_ARCH_USE_S_MODE
# define QEMU_RV_PLIC_ENABLE1 (QEMU_RV_PLIC_BASE + 0x002080)
# define QEMU_RV_PLIC_ENABLE2 (QEMU_RV_PLIC_BASE + 0x002084)
# define QEMU_RV_PLIC_THRESHOLD (QEMU_RV_PLIC_BASE + 0x201000)
# define QEMU_RV_PLIC_CLAIM (QEMU_RV_PLIC_BASE + 0x201004)
#else
# define QEMU_RV_PLIC_ENABLE1 (QEMU_RV_PLIC_BASE + 0x002000)
# define QEMU_RV_PLIC_ENABLE2 (QEMU_RV_PLIC_BASE + 0x002004)
# define QEMU_RV_PLIC_THRESHOLD (QEMU_RV_PLIC_BASE + 0x200000)
# define QEMU_RV_PLIC_CLAIM (QEMU_RV_PLIC_BASE + 0x200004)
#endif
#endif /* __ARCH_RISCV_SRC_QEMU_RV_HARDWARE_QEMU_RV_PLIC_H */