Projet_SETI_RISC-V/riscv-gnu-toolchain/qemu/target/riscv/sbi_ecall_interface.h
2023-03-06 14:48:14 +01:00

72 lines
2.4 KiB
C

/*
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2019 Western Digital Corporation or its affiliates.
*
* Authors:
* Anup Patel <anup.patel@wdc.com>
*/
#ifndef SBI_ECALL_INTERFACE_H
#define SBI_ECALL_INTERFACE_H
/* clang-format off */
/* SBI Extension IDs */
#define SBI_EXT_0_1_SET_TIMER 0x0
#define SBI_EXT_0_1_CONSOLE_PUTCHAR 0x1
#define SBI_EXT_0_1_CONSOLE_GETCHAR 0x2
#define SBI_EXT_0_1_CLEAR_IPI 0x3
#define SBI_EXT_0_1_SEND_IPI 0x4
#define SBI_EXT_0_1_REMOTE_FENCE_I 0x5
#define SBI_EXT_0_1_REMOTE_SFENCE_VMA 0x6
#define SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID 0x7
#define SBI_EXT_0_1_SHUTDOWN 0x8
#define SBI_EXT_BASE 0x10
#define SBI_EXT_TIME 0x54494D45
#define SBI_EXT_IPI 0x735049
#define SBI_EXT_RFENCE 0x52464E43
#define SBI_EXT_HSM 0x48534D
/* SBI function IDs for BASE extension*/
#define SBI_EXT_BASE_GET_SPEC_VERSION 0x0
#define SBI_EXT_BASE_GET_IMP_ID 0x1
#define SBI_EXT_BASE_GET_IMP_VERSION 0x2
#define SBI_EXT_BASE_PROBE_EXT 0x3
#define SBI_EXT_BASE_GET_MVENDORID 0x4
#define SBI_EXT_BASE_GET_MARCHID 0x5
#define SBI_EXT_BASE_GET_MIMPID 0x6
/* SBI function IDs for TIME extension*/
#define SBI_EXT_TIME_SET_TIMER 0x0
/* SBI function IDs for IPI extension*/
#define SBI_EXT_IPI_SEND_IPI 0x0
/* SBI function IDs for RFENCE extension*/
#define SBI_EXT_RFENCE_REMOTE_FENCE_I 0x0
#define SBI_EXT_RFENCE_REMOTE_SFENCE_VMA 0x1
#define SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID 0x2
#define SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA 0x3
#define SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA_VMID 0x4
#define SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA 0x5
#define SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA_ASID 0x6
/* SBI function IDs for HSM extension */
#define SBI_EXT_HSM_HART_START 0x0
#define SBI_EXT_HSM_HART_STOP 0x1
#define SBI_EXT_HSM_HART_GET_STATUS 0x2
#define SBI_HSM_HART_STATUS_STARTED 0x0
#define SBI_HSM_HART_STATUS_STOPPED 0x1
#define SBI_HSM_HART_STATUS_START_PENDING 0x2
#define SBI_HSM_HART_STATUS_STOP_PENDING 0x3
#define SBI_SPEC_VERSION_MAJOR_OFFSET 24
#define SBI_SPEC_VERSION_MAJOR_MASK 0x7f
#define SBI_SPEC_VERSION_MINOR_MASK 0xffffff
#define SBI_EXT_VENDOR_START 0x09000000
#define SBI_EXT_VENDOR_END 0x09FFFFFF
/* clang-format on */
#endif