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Prepare refactoring pasted code

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momo5502 2022-04-02 17:25:24 +02:00
parent bd82bdb561
commit a284af51ec
2 changed files with 14 additions and 39 deletions
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18
src/driver/hypervisor.cpp
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@ -279,7 +279,6 @@ void ShvVmxEptInitialize(vmx::vm_state* VpData)
{ {
UINT32 i, j; UINT32 i, j;
vmx::pdpte tempEpdpte; vmx::pdpte tempEpdpte;
vmx::large_pde tempEpde;
// //
// Fill out the EPML4E which covers the first 512GB of RAM // Fill out the EPML4E which covers the first 512GB of RAM
@ -311,14 +310,17 @@ void ShvVmxEptInitialize(vmx::vm_state* VpData)
// //
// Fill out a RWX Large PDE // Fill out a RWX Large PDE
// //
tempEpde.full = 0; epde_2mb temp_epde;
tempEpde.read = tempEpde.write = tempEpde.execute = 1; temp_epde.flags = 0;
tempEpde.large = 1; temp_epde.read_access = 1;
temp_epde.write_access = 1;
temp_epde.execute_access = 1;
temp_epde.large_page = 1;
// //
// Loop every 1GB of RAM (described by the PDPTE) // Loop every 1GB of RAM (described by the PDPTE)
// //
__stosq((UINT64*)VpData->epde, tempEpde.full, PDPTE_ENTRY_COUNT * PDE_ENTRY_COUNT); __stosq((UINT64*)VpData->epde, temp_epde.flags, PDPTE_ENTRY_COUNT * PDE_ENTRY_COUNT);
for (i = 0; i < PDPTE_ENTRY_COUNT; i++) for (i = 0; i < PDPTE_ENTRY_COUNT; i++)
{ {
// //
@ -327,9 +329,9 @@ void ShvVmxEptInitialize(vmx::vm_state* VpData)
for (j = 0; j < PDE_ENTRY_COUNT; j++) for (j = 0; j < PDE_ENTRY_COUNT; j++)
{ {
VpData->epde[i][j].page_frame_number = (i * 512) + j; VpData->epde[i][j].page_frame_number = (i * 512) + j;
VpData->epde[i][j].type = ShvVmxMtrrAdjustEffectiveMemoryType(VpData, VpData->epde[i][j].memory_type = ShvVmxMtrrAdjustEffectiveMemoryType(VpData,
VpData->epde[i][j].page_frame_number * _2MB, VpData->epde[i][j].page_frame_number * _2MB,
MEMORY_TYPE_WRITE_BACK); MEMORY_TYPE_WRITE_BACK);
} }
} }
} }

35
src/driver/vmx.hpp
View File

@ -2,9 +2,9 @@
#include <ia32.hpp> #include <ia32.hpp>
#define PML4E_ENTRY_COUNT 512 #define PML4E_ENTRY_COUNT 512 // EPT_PML4E_ENTRY_COUNT
#define PDPTE_ENTRY_COUNT 512 #define PDPTE_ENTRY_COUNT 512 // EPT_PDPTE_ENTRY_COUNT
#define PDE_ENTRY_COUNT 512 #define PDE_ENTRY_COUNT 512 // EPT_PDE_ENTRY_COUNT
namespace vmx namespace vmx
{ {
@ -61,33 +61,6 @@ namespace vmx
}; };
}; };
struct large_pde
{
union
{
struct
{
uint64_t read : 1;
uint64_t write : 1;
uint64_t execute : 1;
uint64_t type : 3;
uint64_t ignore_pat : 1;
uint64_t large : 1;
uint64_t accessed : 1;
uint64_t dirty : 1;
uint64_t user_mode_execute : 1;
uint64_t software_use : 1;
uint64_t reserved : 9;
uint64_t page_frame_number : 27;
uint64_t reserved_high : 4;
uint64_t software_use_high : 11;
uint64_t suppress_vme : 1;
};
uint64_t full;
};
};
struct kdescriptor struct kdescriptor
{ {
uint16_t pad[3]; uint16_t pad[3];
@ -141,7 +114,7 @@ namespace vmx
DECLSPEC_ALIGN(PAGE_SIZE) uint8_t msr_bitmap[PAGE_SIZE]{}; DECLSPEC_ALIGN(PAGE_SIZE) uint8_t msr_bitmap[PAGE_SIZE]{};
DECLSPEC_ALIGN(PAGE_SIZE) epml4e epml4[PML4E_ENTRY_COUNT]{}; DECLSPEC_ALIGN(PAGE_SIZE) epml4e epml4[PML4E_ENTRY_COUNT]{};
DECLSPEC_ALIGN(PAGE_SIZE) pdpte epdpt[PDPTE_ENTRY_COUNT]{}; DECLSPEC_ALIGN(PAGE_SIZE) pdpte epdpt[PDPTE_ENTRY_COUNT]{};
DECLSPEC_ALIGN(PAGE_SIZE) large_pde epde[PDPTE_ENTRY_COUNT][PDE_ENTRY_COUNT]{}; DECLSPEC_ALIGN(PAGE_SIZE) epde_2mb epde[PDPTE_ENTRY_COUNT][PDE_ENTRY_COUNT]{};
DECLSPEC_ALIGN(PAGE_SIZE) vmcs vmx_on{}; DECLSPEC_ALIGN(PAGE_SIZE) vmcs vmx_on{};
DECLSPEC_ALIGN(PAGE_SIZE) vmcs vmcs{}; DECLSPEC_ALIGN(PAGE_SIZE) vmcs vmcs{};