41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
/*
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* Copyright (C) 2019-2022 Intel Corporation.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef VACPI_H
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#define VACPI_H
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#include <acpi.h>
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#include <asm/guest/vm.h>
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#define ACPI_OEM_ID "ACRN "
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/* Use a pre-loaded multiboot module as pre-launched VM ACPI table.
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* The module file size is fixed to 1MB and loaded to GPA 0x7fe00000.
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* A hardcoded RSDP table at GPA 0x000f2400 will point to the XSDT
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* table which at GPA 0x7fe00080;
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* The module file should be generated by acrn-config tool;
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*/
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#define VIRT_ACPI_DATA_LEN MEM_1M
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#define VIRT_ACPI_NVS_LEN MEM_1M
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/* Currently ACPI NVS start addr is presumed to be consecutive with ACPI DATA area right below 0x80000000 */
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#define VIRT_ACPI_NVS_ADDR (0x80000000UL - VIRT_ACPI_NVS_LEN)
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#define VIRT_ACPI_DATA_ADDR (VIRT_ACPI_NVS_ADDR - VIRT_ACPI_DATA_LEN)
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#define VIRT_RSDP_ADDR 0x000f2400UL
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#define VIRT_XSDT_ADDR 0x7fe00080UL
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/* virtual PCI MMCFG address base for pre/post-launched VM. */
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#define USER_VM_VIRT_PCI_MMCFG_BASE 0xE0000000UL
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#define USER_VM_VIRT_PCI_MMCFG_START_BUS 0x0U
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#define USER_VM_VIRT_PCI_MMCFG_END_BUS 0xFFU
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#define USER_VM_VIRT_PCI_MEMBASE32 0x80000000UL /* 2GB */
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#define USER_VM_VIRT_PCI_MEMLIMIT32 0xE0000000UL /* 3.5GB */
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#define USER_VM_VIRT_PCI_MEMBASE64 0x4000000000UL /* 256GB */
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#define USER_VM_VIRT_PCI_MEMLIMIT64 0x8000000000UL /* 512GB */
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void build_vrsdp(struct acrn_vm *vm);
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#endif /* VACPI_H */
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