mirror of
https://github.com/riscv-software-src/opensbi
synced 2025-11-04 14:00:31 +00:00
89ba63493c
Cc: Abner Chang <abner.chang@hpe.com> Signed-off-by: Daniel Schaefer <git@danielschaefer.me> Reviewed-by: Anup Patel <anup.patel@wdc.com>
75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2019 Western Digital Corporation or its affiliates.
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*
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* Authors:
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* Anup Patel <anup.patel@wdc.com>
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*/
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#ifndef __SBI_ECALL_INTERFACE_H__
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#define __SBI_ECALL_INTERFACE_H__
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/* clang-format off */
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/* SBI Extension IDs */
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#define SBI_EXT_0_1_SET_TIMER 0x0
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#define SBI_EXT_0_1_CONSOLE_PUTCHAR 0x1
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#define SBI_EXT_0_1_CONSOLE_GETCHAR 0x2
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#define SBI_EXT_0_1_CLEAR_IPI 0x3
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#define SBI_EXT_0_1_SEND_IPI 0x4
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#define SBI_EXT_0_1_REMOTE_FENCE_I 0x5
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#define SBI_EXT_0_1_REMOTE_SFENCE_VMA 0x6
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#define SBI_EXT_0_1_REMOTE_SFENCE_VMA_ASID 0x7
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#define SBI_EXT_0_1_SHUTDOWN 0x8
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#define SBI_EXT_BASE 0x10
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#define SBI_EXT_TIME 0x54494D45
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#define SBI_EXT_IPI 0x735049
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#define SBI_EXT_RFENCE 0x52464E43
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#define SBI_EXT_HSM 0x48534D
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/* SBI function IDs for BASE extension*/
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#define SBI_EXT_BASE_GET_SPEC_VERSION 0x0
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#define SBI_EXT_BASE_GET_IMP_ID 0x1
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#define SBI_EXT_BASE_GET_IMP_VERSION 0x2
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#define SBI_EXT_BASE_PROBE_EXT 0x3
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#define SBI_EXT_BASE_GET_MVENDORID 0x4
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#define SBI_EXT_BASE_GET_MARCHID 0x5
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#define SBI_EXT_BASE_GET_MIMPID 0x6
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/* SBI function IDs for TIME extension*/
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#define SBI_EXT_TIME_SET_TIMER 0x0
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/* SBI function IDs for IPI extension*/
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#define SBI_EXT_IPI_SEND_IPI 0x0
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/* SBI function IDs for RFENCE extension*/
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#define SBI_EXT_RFENCE_REMOTE_FENCE_I 0x0
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#define SBI_EXT_RFENCE_REMOTE_SFENCE_VMA 0x1
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#define SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID 0x2
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#define SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA 0x3
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#define SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA_VMID 0x4
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#define SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA 0x5
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#define SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA_ASID 0x6
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/* SBI function IDs for HSM extension */
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#define SBI_EXT_HSM_HART_START 0x0
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#define SBI_EXT_HSM_HART_STOP 0x1
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#define SBI_EXT_HSM_HART_GET_STATUS 0x2
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#define SBI_HSM_HART_STATUS_STARTED 0x0
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#define SBI_HSM_HART_STATUS_STOPPED 0x1
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#define SBI_HSM_HART_STATUS_START_PENDING 0x2
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#define SBI_HSM_HART_STATUS_STOP_PENDING 0x3
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#define SBI_SPEC_VERSION_MAJOR_OFFSET 24
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#define SBI_SPEC_VERSION_MAJOR_MASK 0x7f
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#define SBI_SPEC_VERSION_MINOR_MASK 0xffffff
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#define SBI_EXT_VENDOR_START 0x09000000
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#define SBI_EXT_VENDOR_END 0x09FFFFFF
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#define SBI_EXT_FIRMWARE_START 0x0A000000
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#define SBI_EXT_FIRMWARE_END 0x0AFFFFFF
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/* clang-format on */
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#endif
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