acrn-hypervisor/hypervisor/arch/x86/configs/dnv-cb2/ve820.c

51 lines
1.1 KiB
C

/*
* Copyright (C) 2018 Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <e820.h>
#include <vm.h>
#define VE820_ENTRIES_DNV_CB2 5U
static const struct e820_entry ve820_entry[VE820_ENTRIES_DNV_CB2] = {
{ /* usable RAM under 1MB */
.baseaddr = 0x0UL,
.length = 0xF0000UL, /* 960KB */
.type = E820_TYPE_RAM
},
{ /* mptable */
.baseaddr = 0xF0000UL, /* 960KB */
.length = 0x10000UL, /* 16KB */
.type = E820_TYPE_RESERVED
},
{ /* lowmem */
.baseaddr = 0x100000UL, /* 1MB */
.length = 0x7FF00000UL, /* 2047MB */
.type = E820_TYPE_RAM
},
{ /* between lowmem and PCI hole */
.baseaddr = 0x80000000UL, /* 2GB */
.length = 0x40000000UL, /* 1GB */
.type = E820_TYPE_RESERVED
},
{ /* between PCI hole and 4GB */
.baseaddr = 0xe0000000UL, /* 3.5GB */
.length = 0x20000000UL, /* 512MB */
.type = E820_TYPE_RESERVED
},
};
/**
* @pre vm != NULL
*/
void create_prelaunched_vm_e820(struct acrn_vm *vm)
{
vm->e820_entry_num = VE820_ENTRIES_DNV_CB2;
vm->e820_entries = ve820_entry;
}