mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-09-20 07:08:59 +00:00
230 lines
13 KiB
C++
230 lines
13 KiB
C++
/*
|
|
* Copyright (c) 2018-2020 Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#pragma once
|
|
#include <mesosphere/kern_common.hpp>
|
|
#include <mesosphere/kern_k_typed_address.hpp>
|
|
#include <mesosphere/kern_slab_helpers.hpp>
|
|
|
|
namespace ams::kern {
|
|
|
|
enum KMemoryState : u32 {
|
|
KMemoryState_None = 0,
|
|
KMemoryState_Mask = 0xFF,
|
|
|
|
KMemoryState_FlagCanReprotect = (1 << 8),
|
|
KMemoryState_FlagCanDebug = (1 << 9),
|
|
KMemoryState_FlagCanUseIpc = (1 << 10),
|
|
KMemoryState_FlagCanUseNonDeviceIpc = (1 << 11),
|
|
KMemoryState_FlagCanUseNonSecureIpc = (1 << 12),
|
|
KMemoryState_FlagMapped = (1 << 13),
|
|
KMemoryState_FlagCode = (1 << 14),
|
|
KMemoryState_FlagCanAlias = (1 << 15),
|
|
KMemoryState_FlagCanCodeAlias = (1 << 16),
|
|
KMemoryState_FlagCanTransfer = (1 << 17),
|
|
KMemoryState_FlagCanQueryPhysical = (1 << 18),
|
|
KMemoryState_FlagCanDeviceMap = (1 << 19),
|
|
KMemoryState_FlagCanAlignedDeviceMap = (1 << 20),
|
|
KMemoryState_FlagCanIpcUserBuffer = (1 << 21),
|
|
KMemoryState_FlagReferenceCounted = (1 << 22),
|
|
KMemoryState_FlagCanMapProcess = (1 << 23),
|
|
KMemoryState_FlagCanChangeAttribute = (1 << 24),
|
|
KMemoryState_FlagCanCodeMemory = (1 << 25),
|
|
|
|
KMemoryState_FlagsData = KMemoryState_FlagCanReprotect | KMemoryState_FlagCanUseIpc |
|
|
KMemoryState_FlagCanUseNonDeviceIpc | KMemoryState_FlagCanUseNonSecureIpc |
|
|
KMemoryState_FlagMapped | KMemoryState_FlagCanAlias |
|
|
KMemoryState_FlagCanTransfer | KMemoryState_FlagCanQueryPhysical |
|
|
KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap |
|
|
KMemoryState_FlagCanIpcUserBuffer | KMemoryState_FlagReferenceCounted |
|
|
KMemoryState_FlagCanChangeAttribute,
|
|
|
|
KMemoryState_FlagsCode = KMemoryState_FlagCanDebug | KMemoryState_FlagCanUseIpc |
|
|
KMemoryState_FlagCanUseNonDeviceIpc | KMemoryState_FlagCanUseNonSecureIpc |
|
|
KMemoryState_FlagMapped | KMemoryState_FlagCode |
|
|
KMemoryState_FlagCanQueryPhysical | KMemoryState_FlagCanDeviceMap |
|
|
KMemoryState_FlagCanAlignedDeviceMap | KMemoryState_FlagReferenceCounted,
|
|
|
|
KMemoryState_FlagsMisc = KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted |
|
|
KMemoryState_FlagCanQueryPhysical | KMemoryState_FlagCanDeviceMap,
|
|
|
|
|
|
KMemoryState_Free = ams::svc::MemoryState_Free,
|
|
KMemoryState_Io = ams::svc::MemoryState_Io | KMemoryState_FlagMapped,
|
|
KMemoryState_Static = ams::svc::MemoryState_Static | KMemoryState_FlagMapped | KMemoryState_FlagCanQueryPhysical,
|
|
KMemoryState_Code = ams::svc::MemoryState_Code | KMemoryState_FlagsCode | KMemoryState_FlagCanMapProcess,
|
|
KMemoryState_CodeData = ams::svc::MemoryState_CodeData | KMemoryState_FlagsData | KMemoryState_FlagCanMapProcess | KMemoryState_FlagCanCodeMemory,
|
|
KMemoryState_Normal = ams::svc::MemoryState_Normal | KMemoryState_FlagsData | KMemoryState_FlagCanCodeMemory,
|
|
KMemoryState_Shared = ams::svc::MemoryState_Shared | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted,
|
|
|
|
/* KMemoryState_Alias was removed after 1.0.0. */
|
|
|
|
KMemoryState_AliasCode = ams::svc::MemoryState_AliasCode | KMemoryState_FlagsCode | KMemoryState_FlagCanMapProcess | KMemoryState_FlagCanCodeAlias,
|
|
KMemoryState_AliasCodeData = ams::svc::MemoryState_AliasCodeData | KMemoryState_FlagsData | KMemoryState_FlagCanMapProcess | KMemoryState_FlagCanCodeAlias | KMemoryState_FlagCanCodeMemory,
|
|
|
|
|
|
KMemoryState_Ipc = ams::svc::MemoryState_Ipc | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap
|
|
| KMemoryState_FlagCanUseIpc | KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_Stack = ams::svc::MemoryState_Stack | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap
|
|
| KMemoryState_FlagCanUseIpc | KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_ThreadLocal = ams::svc::MemoryState_ThreadLocal | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted,
|
|
|
|
KMemoryState_Transfered = ams::svc::MemoryState_Transfered | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap | KMemoryState_FlagCanChangeAttribute
|
|
| KMemoryState_FlagCanUseIpc | KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_SharedTransfered = ams::svc::MemoryState_SharedTransfered | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap
|
|
| KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_SharedCode = ams::svc::MemoryState_SharedCode | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted
|
|
| KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_Inaccessible = ams::svc::MemoryState_Inaccessible,
|
|
|
|
KMemoryState_NonSecureIpc = ams::svc::MemoryState_NonSecureIpc | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap
|
|
| KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
KMemoryState_NonDeviceIpc = ams::svc::MemoryState_NonDeviceIpc | KMemoryState_FlagsMisc | KMemoryState_FlagCanUseNonDeviceIpc,
|
|
|
|
|
|
KMemoryState_Kernel = ams::svc::MemoryState_Kernel | KMemoryState_FlagMapped,
|
|
|
|
KMemoryState_GeneratedCode = ams::svc::MemoryState_GeneratedCode | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagCanDebug,
|
|
KMemoryState_CodeOut = ams::svc::MemoryState_CodeOut | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted,
|
|
};
|
|
|
|
#if 1
|
|
static_assert(KMemoryState_Free == 0x00000000);
|
|
static_assert(KMemoryState_Io == 0x00002001);
|
|
static_assert(KMemoryState_Static == 0x00042002);
|
|
static_assert(KMemoryState_Code == 0x00DC7E03);
|
|
static_assert(KMemoryState_CodeData == 0x03FEBD04);
|
|
static_assert(KMemoryState_Normal == 0x037EBD05);
|
|
static_assert(KMemoryState_Shared == 0x00402006);
|
|
|
|
static_assert(KMemoryState_AliasCode == 0x00DD7E08);
|
|
static_assert(KMemoryState_AliasCodeData == 0x03FFBD09);
|
|
static_assert(KMemoryState_Ipc == 0x005C3C0A);
|
|
static_assert(KMemoryState_Stack == 0x005C3C0B);
|
|
static_assert(KMemoryState_ThreadLocal == 0x0040200C);
|
|
static_assert(KMemoryState_Transfered == 0x015C3C0D);
|
|
static_assert(KMemoryState_SharedTransfered == 0x005C380E);
|
|
static_assert(KMemoryState_SharedCode == 0x0040380F);
|
|
static_assert(KMemoryState_Inaccessible == 0x00000010);
|
|
static_assert(KMemoryState_NonSecureIpc == 0x005C3811);
|
|
static_assert(KMemoryState_NonDeviceIpc == 0x004C2812);
|
|
static_assert(KMemoryState_Kernel == 0x00002013);
|
|
static_assert(KMemoryState_GeneratedCode == 0x00402214);
|
|
static_assert(KMemoryState_CodeOut == 0x00402015);
|
|
#endif
|
|
|
|
enum KMemoryPermission : u8 {
|
|
KMemoryPermission_None = 0,
|
|
|
|
KMemoryPermission_UserRead = ams::svc::MemoryPermission_Read,
|
|
KMemoryPermission_UserWrite = ams::svc::MemoryPermission_Write,
|
|
KMemoryPermission_UserExecute = ams::svc::MemoryPermission_Execute,
|
|
|
|
KMemoryPermission_UserReadWrite = ams::svc::MemoryPermission_ReadWrite,
|
|
KMemoryPermission_UserReadExecute = ams::svc::MemoryPermission_ReadExecute,
|
|
|
|
KMemoryPermission_UserMask = KMemoryPermission_UserRead | KMemoryPermission_UserWrite | KMemoryPermission_UserExecute,
|
|
|
|
KMemoryPermission_KernelShift = 3,
|
|
|
|
KMemoryPermission_KernelRead = KMemoryPermission_UserRead << KMemoryPermission_KernelShift,
|
|
KMemoryPermission_KernelWrite = KMemoryPermission_UserWrite << KMemoryPermission_KernelShift,
|
|
KMemoryPermission_KernelExecute = KMemoryPermission_UserExecute << KMemoryPermission_KernelShift,
|
|
|
|
KMemoryPermission_KernelReadWrite = KMemoryPermission_KernelRead | KMemoryPermission_KernelWrite,
|
|
KMemoryPermission_KernelReadExecute = KMemoryPermission_KernelRead | KMemoryPermission_KernelExecute,
|
|
};
|
|
|
|
constexpr KMemoryPermission ConvertToKMemoryPermission(ams::svc::MemoryPermission perm) {
|
|
return static_cast<KMemoryPermission>((perm & KMemoryPermission_UserMask) | KMemoryPermission_KernelRead | ((perm & KMemoryPermission_UserWrite) << KMemoryPermission_KernelShift));
|
|
}
|
|
|
|
enum KMemoryAttribute : u8 {
|
|
KMemoryAttribute_None = 0x00,
|
|
|
|
KMemoryAttribute_Locked = ams::svc::MemoryAttribute_Locked,
|
|
KMemoryAttribute_IpcLocked = ams::svc::MemoryAttribute_IpcLocked,
|
|
KMemoryAttribute_DeviceShared = ams::svc::MemoryAttribute_DeviceShared,
|
|
KMemoryAttribute_Uncached = ams::svc::MemoryAttribute_Uncached,
|
|
};
|
|
|
|
class KMemoryBlock : public util::IntrusiveRedBlackTreeBaseNode<KMemoryBlock> {
|
|
private:
|
|
KProcessAddress address;
|
|
size_t num_pages;
|
|
KMemoryState memory_state;
|
|
u16 ipc_lock_count;
|
|
u16 device_use_count;
|
|
KMemoryPermission perm;
|
|
KMemoryPermission original_perm;
|
|
KMemoryAttribute attribute;
|
|
public:
|
|
static constexpr ALWAYS_INLINE int Compare(const KMemoryBlock &lhs, const KMemoryBlock &rhs) {
|
|
if (lhs.GetAddress() < rhs.GetAddress()) {
|
|
return -1;
|
|
} else if (lhs.GetAddress() <= rhs.GetLastAddress()) {
|
|
return 0;
|
|
} else {
|
|
return 1;
|
|
}
|
|
}
|
|
public:
|
|
constexpr KProcessAddress GetAddress() const {
|
|
return this->address;
|
|
}
|
|
|
|
constexpr size_t GetNumPages() const {
|
|
return this->num_pages;
|
|
}
|
|
|
|
constexpr size_t GetSize() const {
|
|
return this->GetNumPages() * PageSize;
|
|
}
|
|
|
|
constexpr KProcessAddress GetEndAddress() const {
|
|
return this->GetAddress() + this->GetSize();
|
|
}
|
|
|
|
constexpr KProcessAddress GetLastAddress() const {
|
|
return this->GetEndAddress() - 1;
|
|
}
|
|
public:
|
|
constexpr KMemoryBlock()
|
|
: address(), num_pages(), memory_state(KMemoryState_None), ipc_lock_count(), device_use_count(), perm(), original_perm(), attribute()
|
|
{
|
|
/* ... */
|
|
}
|
|
|
|
constexpr void Initialize(KProcessAddress addr, size_t np, KMemoryState ms, KMemoryPermission p, KMemoryAttribute attr) {
|
|
MESOSPHERE_ASSERT_THIS();
|
|
this->address = addr;
|
|
this->num_pages = np;
|
|
this->memory_state = ms;
|
|
this->ipc_lock_count = 0;
|
|
this->device_use_count = 0;
|
|
this->perm = p;
|
|
this->original_perm = KMemoryPermission_None;
|
|
this->attribute = attr;
|
|
}
|
|
};
|
|
|
|
}
|