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authorPasha <pasha@member.fsf.org>2024-02-20 18:55:36 +0000
committerPasha <pasha@member.fsf.org>2024-02-20 18:55:36 +0000
commit6fca8abef7e6d7be1a9e6d93dd0f2b7fbc5b28e5 (patch)
tree9f5ccbaa6ec19ff5a42d9b3cde01f739e1d7c77d /riscv/include/asm/kvm_aia_imsic.h
parent5e0b8d508ed51004bd836384293be00950ee62c9 (diff)
downloadgnumach-riscv-master.tar.gz
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initial risc-v exampleHEADmaster
Diffstat (limited to 'riscv/include/asm/kvm_aia_imsic.h')
-rw-r--r--riscv/include/asm/kvm_aia_imsic.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/riscv/include/asm/kvm_aia_imsic.h b/riscv/include/asm/kvm_aia_imsic.h
new file mode 100644
index 0000000..da5881d
--- /dev/null
+++ b/riscv/include/asm/kvm_aia_imsic.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2021 Western Digital Corporation or its affiliates.
+ * Copyright (C) 2022 Ventana Micro Systems Inc.
+ */
+#ifndef __KVM_RISCV_AIA_IMSIC_H
+#define __KVM_RISCV_AIA_IMSIC_H
+
+#include <linux/types.h>
+#include <asm/csr.h>
+
+#define IMSIC_MMIO_PAGE_SHIFT 12
+#define IMSIC_MMIO_PAGE_SZ (1UL << IMSIC_MMIO_PAGE_SHIFT)
+#define IMSIC_MMIO_PAGE_LE 0x00
+#define IMSIC_MMIO_PAGE_BE 0x04
+
+#define IMSIC_MIN_ID 63
+#define IMSIC_MAX_ID 2048
+
+#define IMSIC_EIDELIVERY 0x70
+
+#define IMSIC_EITHRESHOLD 0x72
+
+#define IMSIC_EIP0 0x80
+#define IMSIC_EIP63 0xbf
+#define IMSIC_EIPx_BITS 32
+
+#define IMSIC_EIE0 0xc0
+#define IMSIC_EIE63 0xff
+#define IMSIC_EIEx_BITS 32
+
+#define IMSIC_FIRST IMSIC_EIDELIVERY
+#define IMSIC_LAST IMSIC_EIE63
+
+#define IMSIC_MMIO_SETIPNUM_LE 0x00
+#define IMSIC_MMIO_SETIPNUM_BE 0x04
+
+#endif