From cf6cd714884c41e9550757e364c2f4f5b04fc7f3 Mon Sep 17 00:00:00 2001 From: gdkchan Date: Tue, 1 Dec 2020 20:23:43 -0300 Subject: IPC refactor part 2: Use ReplyAndReceive on HLE services and remove special handling from kernel (#1458) * IPC refactor part 2: Use ReplyAndReceive on HLE services and remove special handling from kernel * Fix for applet transfer memory + some nits * Keep handles if possible to avoid server handle table exhaustion * Fix IPC ZeroFill bug * am: Correctly implement CreateManagedDisplayLayer and implement CreateManagedDisplaySeparableLayer CreateManagedDisplaySeparableLayer is requires since 10.x+ when appletResourceUserId != 0 * Make it exit properly * Make ServiceNotImplementedException show the full message again * Allow yielding execution to avoid starving other threads * Only wait if active * Merge IVirtualMemoryManager and IAddressSpaceManager * Fix Ro loading data from the wrong process Co-authored-by: Thog --- Ryujinx.Cpu/MemoryManager.cs | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'Ryujinx.Cpu/MemoryManager.cs') diff --git a/Ryujinx.Cpu/MemoryManager.cs b/Ryujinx.Cpu/MemoryManager.cs index 3fa08fe7..36ae9b32 100644 --- a/Ryujinx.Cpu/MemoryManager.cs +++ b/Ryujinx.Cpu/MemoryManager.cs @@ -13,7 +13,7 @@ namespace Ryujinx.Cpu /// /// Represents a CPU memory manager. /// - public sealed class MemoryManager : IMemoryManager, IDisposable, IVirtualMemoryManager + public sealed class MemoryManager : IMemoryManager, IVirtualMemoryManager, IDisposable { public const int PageBits = 12; public const int PageSize = 1 << PageBits; @@ -468,6 +468,11 @@ namespace Ryujinx.Cpu /// True if the entire range is mapped, false otherwise public bool IsRangeMapped(ulong va, ulong size) { + if (size == 0UL) + { + return true; + } + ulong endVa = (va + size + PageMask) & ~(ulong)PageMask; va &= ~(ulong)PageMask; -- cgit v1.2.3