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f7fec5ecc9
We add IMSIC related defines in a separate header so that different parts of KVM code can share it. Once AIA drivers are merged will have a common IMSIC header shared by both KVM and IRQCHIP driver. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com> Signed-off-by: Anup Patel <anup@brainfault.org>
38 lines
882 B
C
38 lines
882 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2021 Western Digital Corporation or its affiliates.
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* Copyright (C) 2022 Ventana Micro Systems Inc.
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*/
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#ifndef __KVM_RISCV_AIA_IMSIC_H
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#define __KVM_RISCV_AIA_IMSIC_H
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#include <linux/types.h>
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#include <asm/csr.h>
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#define IMSIC_MMIO_PAGE_SHIFT 12
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#define IMSIC_MMIO_PAGE_SZ (1UL << IMSIC_MMIO_PAGE_SHIFT)
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#define IMSIC_MMIO_PAGE_LE 0x00
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#define IMSIC_MMIO_PAGE_BE 0x04
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#define IMSIC_MIN_ID 63
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#define IMSIC_MAX_ID 2048
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#define IMSIC_EIDELIVERY 0x70
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#define IMSIC_EITHRESHOLD 0x72
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#define IMSIC_EIP0 0x80
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#define IMSIC_EIP63 0xbf
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#define IMSIC_EIPx_BITS 32
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#define IMSIC_EIE0 0xc0
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#define IMSIC_EIE63 0xff
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#define IMSIC_EIEx_BITS 32
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#define IMSIC_FIRST IMSIC_EIDELIVERY
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#define IMSIC_LAST IMSIC_EIE63
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#define IMSIC_MMIO_SETIPNUM_LE 0x00
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#define IMSIC_MMIO_SETIPNUM_BE 0x04
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#endif
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