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fixed bug EPT Access Dirty support

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This commit is contained in:
Stanislav Shwartsman 2012-05-27 19:17:13 +00:00
parent 36ca7995af
commit f528290652
2 changed files with 4 additions and 2 deletions
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4
bochs/cpu/paging.cc
View File

@ -1493,7 +1493,7 @@ bx_phy_address BX_CPU_C::translate_guest_physical(bx_phy_address guest_paddr, bx
BX_DEBUG(("EPT walk for guest paddr 0x" FMT_ADDRX, guest_paddr));
// when EPT A/D enabled treat guest page table accesses as writes
if (BX_SUPPORT_VMX_EXTENSION(BX_VMX_EPT_ACCESS_DIRTY) && is_page_walk && guest_laddr_valid)
if (BX_VMX_EPT_ACCESS_DIRTY_ENABLED && is_page_walk && guest_laddr_valid)
rw = BX_WRITE;
if (rw == BX_EXECUTE) access_mask |= BX_EPT_EXECUTE;
@ -1586,7 +1586,7 @@ bx_phy_address BX_CPU_C::translate_guest_physical(bx_phy_address guest_paddr, bx
}
}
if (BX_SUPPORT_VMX_EXTENSION(BX_VMX_EPT_ACCESS_DIRTY)) {
if (BX_VMX_EPT_ACCESS_DIRTY_ENABLED) {
update_ept_access_dirty(entry_addr, entry, leaf, rw & 1);
}

2
bochs/cpu/vmx.h
View File

@ -986,6 +986,8 @@ enum VMX_INVEPT_INVVPID_type {
#define VMX_MSR_VMX_EPT_VPID_CAP \
(BX_CPU_THIS_PTR vmx_cap.vmx_ept_vpid_cap_supported_bits)
#define BX_VMX_EPT_ACCESS_DIRTY_ENABLED (BX_CPU_THIS_PTR vmcs.eptptr & 0x40)
#endif
#endif // _BX_VMX_INTEL_H_