Separate guest/host tracking + unaligned protection (#6486)

* WIP: Separate guest/host tracking + unaligned protection

Allow memory manager to define support for single byte guest tracking

* Formatting

* Improve docs

* Properly handle cases where the address space bits are too low

* Address feedback
This commit is contained in:
riperiperi
2024-03-14 22:38:27 +00:00
committed by GitHub
parent ce607db944
commit fdd3263e31
18 changed files with 774 additions and 763 deletions

View File

@ -13,10 +13,14 @@ namespace Ryujinx.Memory.Tracking
private readonly MemoryTracking _tracking;
private MemoryPermission _lastPermission;
public VirtualRegion(MemoryTracking tracking, ulong address, ulong size, MemoryPermission lastPermission = MemoryPermission.Invalid) : base(address, size)
public bool Guest { get; }
public VirtualRegion(MemoryTracking tracking, ulong address, ulong size, bool guest, MemoryPermission lastPermission = MemoryPermission.Invalid) : base(address, size)
{
_lastPermission = lastPermission;
_tracking = tracking;
Guest = guest;
}
/// <inheritdoc/>
@ -103,7 +107,7 @@ namespace Ryujinx.Memory.Tracking
if (_lastPermission != permission)
{
_tracking.ProtectVirtualRegion(this, permission);
_tracking.ProtectVirtualRegion(this, permission, Guest);
_lastPermission = permission;
return true;
@ -131,7 +135,7 @@ namespace Ryujinx.Memory.Tracking
public override INonOverlappingRange Split(ulong splitAddress)
{
VirtualRegion newRegion = new(_tracking, splitAddress, EndAddress - splitAddress, _lastPermission);
VirtualRegion newRegion = new(_tracking, splitAddress, EndAddress - splitAddress, Guest, _lastPermission);
Size = splitAddress - Address;
// The new region inherits all of our parents.