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HV: update ept address range for pre-launched VM

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For a pre-launched VM, a region from PTDEV_HI_MMIO_START is used to store
64bit vBARs of PT devices which address is high than 4G. The region should
be located after all user memory space and be coverd by guest EPT address.

Tracked-On: #4458

Signed-off-by: Victor Sun <victor.sun@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Victor Sun
2020-02-28 22:15:58 +08:00
committed by wenlingz
parent e74553492a
commit a68f655a11
7 changed files with 27 additions and 10 deletions
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7
hypervisor/include/arch/x86/page.h
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@@ -7,6 +7,8 @@
#ifndef PAGE_H
#define PAGE_H
#include <pci_devices.h>
#define PAGE_SHIFT 12U
#define PAGE_SIZE (1U << PAGE_SHIFT)
#define PAGE_MASK 0xFFFFFFFFFFFFF000UL
@@ -33,6 +35,11 @@
((size) + PLATFORM_LO_MMIO_SIZE + PLATFORM_HI_MMIO_SIZE) \
: (MEM_2G + PLATFORM_LO_MMIO_SIZE + PLATFORM_HI_MMIO_SIZE))
#define PTDEV_HI_MMIO_START ((CONFIG_UOS_RAM_SIZE > MEM_2G) ? \
(CONFIG_UOS_RAM_SIZE + PLATFORM_LO_MMIO_SIZE) : (MEM_2G + PLATFORM_LO_MMIO_SIZE))
#define PRE_VM_EPT_ADDRESS_SPACE(size) (PTDEV_HI_MMIO_START + PTDEV_HI_MMIO_SIZE)
#define TRUSTY_PML4_PAGE_NUM(size) (1UL)
#define TRUSTY_PDPT_PAGE_NUM(size) (1UL)
#define TRUSTY_PD_PAGE_NUM(size) (PD_PAGE_NUM(size))