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kern: update KMemoryState, remove bijection (separate IoRegister/IoMemory)

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Michael Scire 2023-10-11 05:00:23 -07:00 • committed by SciresM
parent 3b8f65d502
commit ae2c25e9c8
8 changed files with 163 additions and 144 deletions
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9
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_k_process_page_table.hpp
View file

@ -154,16 +154,16 @@ namespace ams::kern::arch::arm64 {
R_RETURN(m_page_table.ReadDebugMemory(buffer, address, size));
}
Result ReadDebugIoMemory(void *buffer, KProcessAddress address, size_t size) {
R_RETURN(m_page_table.ReadDebugIoMemory(buffer, address, size));
Result ReadDebugIoMemory(void *buffer, KProcessAddress address, size_t size, KMemoryState state) {
R_RETURN(m_page_table.ReadDebugIoMemory(buffer, address, size, state));
}
Result WriteDebugMemory(KProcessAddress address, const void *buffer, size_t size) {
R_RETURN(m_page_table.WriteDebugMemory(address, buffer, size));
}
Result WriteDebugIoMemory(KProcessAddress address, const void *buffer, size_t size) {
R_RETURN(m_page_table.WriteDebugIoMemory(address, buffer, size));
Result WriteDebugIoMemory(KProcessAddress address, const void *buffer, size_t size, KMemoryState state) {
R_RETURN(m_page_table.WriteDebugIoMemory(address, buffer, size, state));
}
Result LockForMapDeviceAddressSpace(bool *out_is_io, KProcessAddress address, size_t size, KMemoryPermission perm, bool is_aligned, bool check_heap) {
@ -296,6 +296,7 @@ namespace ams::kern::arch::arm64 {
bool IsInUnsafeAliasRegion(KProcessAddress addr, size_t size) const { return m_page_table.IsInUnsafeAliasRegion(addr, size); }
bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const { return m_page_table.CanContain(addr, size, state); }
bool CanContain(KProcessAddress addr, size_t size, ams::svc::MemoryState state) const { return m_page_table.CanContain(addr, size, state); }
KProcessAddress GetAddressSpaceStart() const { return m_page_table.GetAddressSpaceStart(); }
KProcessAddress GetHeapRegionStart() const { return m_page_table.GetHeapRegionStart(); }

61
libraries/libmesosphere/include/mesosphere/kern_k_memory_block.hpp
View file

@ -44,6 +44,7 @@ namespace ams::kern {
KMemoryState_FlagCanChangeAttribute = (1 << 24),
KMemoryState_FlagCanCodeMemory = (1 << 25),
KMemoryState_FlagLinearMapped = (1 << 26),
KMemoryState_FlagCanPermissionLock = (1 << 27),
KMemoryState_FlagsData = KMemoryState_FlagCanReprotect | KMemoryState_FlagCanUseIpc |
KMemoryState_FlagCanUseNonDeviceIpc | KMemoryState_FlagCanUseNonSecureIpc |
@ -66,18 +67,22 @@ namespace ams::kern {
KMemoryState_Free = ams::svc::MemoryState_Free,
KMemoryState_Io = ams::svc::MemoryState_Io | KMemoryState_FlagMapped | KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap,
KMemoryState_Static = ams::svc::MemoryState_Static | KMemoryState_FlagMapped | KMemoryState_FlagCanQueryPhysical,
KMemoryState_IoMemory = ams::svc::MemoryState_Io | KMemoryState_FlagMapped | KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap,
KMemoryState_IoRegister = ams::svc::MemoryState_Io | KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap,
KMemoryState_Static = ams::svc::MemoryState_Static | 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_CodeData = ams::svc::MemoryState_CodeData | KMemoryState_FlagsData | KMemoryState_FlagCanMapProcess | KMemoryState_FlagCanCodeMemory | KMemoryState_FlagCanPermissionLock,
KMemoryState_Normal = ams::svc::MemoryState_Normal | KMemoryState_FlagsData | KMemoryState_FlagCanCodeMemory,
KMemoryState_Shared = ams::svc::MemoryState_Shared | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagLinearMapped,
/* 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_AliasCodeData = ams::svc::MemoryState_AliasCodeData | KMemoryState_FlagsData | KMemoryState_FlagCanMapProcess | KMemoryState_FlagCanCodeAlias | KMemoryState_FlagCanCodeMemory
| KMemoryState_FlagCanPermissionLock,
KMemoryState_Ipc = ams::svc::MemoryState_Ipc | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap
| KMemoryState_FlagCanUseIpc | KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
@ -85,7 +90,7 @@ namespace ams::kern {
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_FlagLinearMapped,
KMemoryState_ThreadLocal = ams::svc::MemoryState_ThreadLocal | KMemoryState_FlagLinearMapped,
KMemoryState_Transfered = ams::svc::MemoryState_Transfered | KMemoryState_FlagsMisc | KMemoryState_FlagCanAlignedDeviceMap | KMemoryState_FlagCanChangeAttribute
| KMemoryState_FlagCanUseIpc | KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
@ -104,43 +109,44 @@ namespace ams::kern {
KMemoryState_NonDeviceIpc = ams::svc::MemoryState_NonDeviceIpc | KMemoryState_FlagsMisc | KMemoryState_FlagCanUseNonDeviceIpc,
KMemoryState_Kernel = ams::svc::MemoryState_Kernel | KMemoryState_FlagMapped,
KMemoryState_Kernel = ams::svc::MemoryState_Kernel,
KMemoryState_GeneratedCode = ams::svc::MemoryState_GeneratedCode | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagCanDebug | KMemoryState_FlagLinearMapped,
KMemoryState_CodeOut = ams::svc::MemoryState_CodeOut | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagLinearMapped,
KMemoryState_Coverage = ams::svc::MemoryState_Coverage | KMemoryState_FlagMapped,
KMemoryState_Insecure = ams::svc::MemoryState_Insecure | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagLinearMapped | KMemoryState_FlagCanChangeAttribute
| KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap
KMemoryState_Insecure = ams::svc::MemoryState_Insecure | KMemoryState_FlagMapped | KMemoryState_FlagReferenceCounted | KMemoryState_FlagLinearMapped | KMemoryState_FlagCanChangeAttribute
| KMemoryState_FlagCanDeviceMap | KMemoryState_FlagCanAlignedDeviceMap | KMemoryState_FlagCanQueryPhysical
| KMemoryState_FlagCanUseNonSecureIpc | KMemoryState_FlagCanUseNonDeviceIpc,
};
#if 1
static_assert(KMemoryState_Free == 0x00000000);
static_assert(KMemoryState_Io == 0x00182001);
static_assert(KMemoryState_Static == 0x00042002);
static_assert(KMemoryState_IoMemory == 0x00182001);
static_assert(KMemoryState_IoRegister == 0x00180001);
static_assert(KMemoryState_Static == 0x00040002);
static_assert(KMemoryState_Code == 0x04DC7E03);
static_assert(KMemoryState_CodeData == 0x07FEBD04);
static_assert(KMemoryState_CodeData == 0x0FFEBD04);
static_assert(KMemoryState_Normal == 0x077EBD05);
static_assert(KMemoryState_Shared == 0x04402006);
static_assert(KMemoryState_AliasCode == 0x04DD7E08);
static_assert(KMemoryState_AliasCodeData == 0x07FFBD09);
static_assert(KMemoryState_AliasCodeData == 0x0FFFBD09);
static_assert(KMemoryState_Ipc == 0x045C3C0A);
static_assert(KMemoryState_Stack == 0x045C3C0B);
static_assert(KMemoryState_ThreadLocal == 0x0400200C);
static_assert(KMemoryState_ThreadLocal == 0x0400000C);
static_assert(KMemoryState_Transfered == 0x055C3C0D);
static_assert(KMemoryState_SharedTransfered == 0x045C380E);
static_assert(KMemoryState_SharedCode == 0x0440380F);
static_assert(KMemoryState_Inaccessible == 0x00000010);
static_assert(KMemoryState_NonSecureIpc == 0x045C3811);
static_assert(KMemoryState_NonDeviceIpc == 0x044C2812);
static_assert(KMemoryState_Kernel == 0x00002013);
static_assert(KMemoryState_Kernel == 0x00000013);
static_assert(KMemoryState_GeneratedCode == 0x04402214);
static_assert(KMemoryState_CodeOut == 0x04402015);
static_assert(KMemoryState_Coverage == 0x00002016);
static_assert(KMemoryState_Insecure == 0x05583817);
static_assert(KMemoryState_Coverage == 0x00002016); /* TODO: Is this correct? */
static_assert(KMemoryState_Insecure == 0x055C3817);
#endif
enum KMemoryPermission : u8 {
@ -175,16 +181,17 @@ namespace ams::kern {
}
enum KMemoryAttribute : u8 {
KMemoryAttribute_None = 0x00,
KMemoryAttribute_All = 0xFF,
KMemoryAttribute_UserMask = KMemoryAttribute_All,
KMemoryAttribute_None = 0x00,
KMemoryAttribute_All = 0xFF,
KMemoryAttribute_UserMask = KMemoryAttribute_All,
KMemoryAttribute_Locked = ams::svc::MemoryAttribute_Locked,
KMemoryAttribute_IpcLocked = ams::svc::MemoryAttribute_IpcLocked,
KMemoryAttribute_DeviceShared = ams::svc::MemoryAttribute_DeviceShared,
KMemoryAttribute_Uncached = ams::svc::MemoryAttribute_Uncached,
KMemoryAttribute_Locked = ams::svc::MemoryAttribute_Locked,
KMemoryAttribute_IpcLocked = ams::svc::MemoryAttribute_IpcLocked,
KMemoryAttribute_DeviceShared = ams::svc::MemoryAttribute_DeviceShared,
KMemoryAttribute_Uncached = ams::svc::MemoryAttribute_Uncached,
KMemoryAttribute_PermissionLocked = ams::svc::MemoryAttribute_PermissionLocked,
KMemoryAttribute_SetMask = KMemoryAttribute_Uncached,
KMemoryAttribute_SetMask = KMemoryAttribute_Uncached,
};
enum KMemoryBlockDisableMergeAttribute : u8 {
@ -258,6 +265,10 @@ namespace ams::kern {
return m_state;
}
constexpr ams::svc::MemoryState GetSvcState() const {
return static_cast<ams::svc::MemoryState>(m_state & KMemoryState_Mask);
}
constexpr KMemoryPermission GetPermission() const {
return m_permission;
}

28
libraries/libmesosphere/include/mesosphere/kern_k_page_table_base.hpp
View file

@ -241,16 +241,20 @@ namespace ams::kern {
bool IsInUnsafeAliasRegion(KProcessAddress addr, size_t size) const {
/* Even though Unsafe physical memory is KMemoryState_Normal, it must be mapped inside the alias code region. */
return this->CanContain(addr, size, KMemoryState_AliasCode);
return this->CanContain(addr, size, ams::svc::MemoryState_AliasCode);
}
ALWAYS_INLINE KScopedLightLock AcquireDeviceMapLock() {
return KScopedLightLock(m_device_map_lock);
}
KProcessAddress GetRegionAddress(KMemoryState state) const;
size_t GetRegionSize(KMemoryState state) const;
bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const;
KProcessAddress GetRegionAddress(ams::svc::MemoryState state) const;
size_t GetRegionSize(ams::svc::MemoryState state) const;
bool CanContain(KProcessAddress addr, size_t size, ams::svc::MemoryState state) const;
ALWAYS_INLINE KProcessAddress GetRegionAddress(KMemoryState state) const { return this->GetRegionAddress(static_cast<ams::svc::MemoryState>(state & KMemoryState_Mask)); }
ALWAYS_INLINE size_t GetRegionSize(KMemoryState state) const { return this->GetRegionSize(static_cast<ams::svc::MemoryState>(state & KMemoryState_Mask)); }
ALWAYS_INLINE bool CanContain(KProcessAddress addr, size_t size, KMemoryState state) const { return this->CanContain(addr, size, static_cast<ams::svc::MemoryState>(state & KMemoryState_Mask)); }
protected:
/* NOTE: These three functions (Operate, Operate, FinalizeUpdate) are virtual functions */
/* in Nintendo's kernel. We devirtualize them, since KPageTable is the only derived */
@ -321,7 +325,7 @@ namespace ams::kern {
Result QueryInfoImpl(KMemoryInfo *out_info, ams::svc::PageInfo *out_page, KProcessAddress address) const;
Result QueryMappingImpl(KProcessAddress *out, KPhysicalAddress address, size_t size, KMemoryState state) const;
Result QueryMappingImpl(KProcessAddress *out, KPhysicalAddress address, size_t size, ams::svc::MemoryState state) const;
Result AllocateAndMapPagesImpl(PageLinkedList *page_list, KProcessAddress address, size_t num_pages, KMemoryPermission perm);
Result MapPageGroupImpl(PageLinkedList *page_list, KProcessAddress address, const KPageGroup &pg, const KPageProperties properties, bool reuse_ll);
@ -335,9 +339,9 @@ namespace ams::kern {
NOINLINE Result MapPages(KProcessAddress *out_addr, size_t num_pages, size_t alignment, KPhysicalAddress phys_addr, bool is_pa_valid, KProcessAddress region_start, size_t region_num_pages, KMemoryState state, KMemoryPermission perm);
Result MapIoImpl(KProcessAddress *out, PageLinkedList *page_list, KPhysicalAddress phys_addr, size_t size, KMemoryPermission perm);
Result ReadIoMemoryImpl(void *buffer, KPhysicalAddress phys_addr, size_t size);
Result WriteIoMemoryImpl(KPhysicalAddress phys_addr, const void *buffer, size_t size);
Result MapIoImpl(KProcessAddress *out, PageLinkedList *page_list, KPhysicalAddress phys_addr, size_t size, KMemoryState state, KMemoryPermission perm);
Result ReadIoMemoryImpl(void *buffer, KPhysicalAddress phys_addr, size_t size, KMemoryState state);
Result WriteIoMemoryImpl(KPhysicalAddress phys_addr, const void *buffer, size_t size, KMemoryState state);
Result SetupForIpcClient(PageLinkedList *page_list, size_t *out_blocks_needed, KProcessAddress address, size_t size, KMemoryPermission test_perm, KMemoryState dst_state);
Result SetupForIpcServer(KProcessAddress *out_addr, size_t size, KProcessAddress src_addr, KMemoryPermission test_perm, KMemoryState dst_state, KPageTableBase &src_page_table, bool send);
@ -371,8 +375,8 @@ namespace ams::kern {
Result SetMaxHeapSize(size_t size);
Result QueryInfo(KMemoryInfo *out_info, ams::svc::PageInfo *out_page_info, KProcessAddress addr) const;
Result QueryPhysicalAddress(ams::svc::PhysicalMemoryInfo *out, KProcessAddress address) const;
Result QueryStaticMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, KMemoryState_Static)); }
Result QueryIoMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, KMemoryState_Io)); }
Result QueryStaticMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, ams::svc::MemoryState_Static)); }
Result QueryIoMapping(KProcessAddress *out, KPhysicalAddress address, size_t size) const { R_RETURN(this->QueryMappingImpl(out, address, size, ams::svc::MemoryState_Io)); }
Result MapMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
Result UnmapMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
Result MapCodeMemory(KProcessAddress dst_address, KProcessAddress src_address, size_t size);
@ -409,10 +413,10 @@ namespace ams::kern {
Result InvalidateProcessDataCache(KProcessAddress address, size_t size);
Result ReadDebugMemory(void *buffer, KProcessAddress address, size_t size);
Result ReadDebugIoMemory(void *buffer, KProcessAddress address, size_t size);
Result ReadDebugIoMemory(void *buffer, KProcessAddress address, size_t size, KMemoryState state);
Result WriteDebugMemory(KProcessAddress address, const void *buffer, size_t size);
Result WriteDebugIoMemory(KProcessAddress address, const void *buffer, size_t size);
Result WriteDebugIoMemory(KProcessAddress address, const void *buffer, size_t size, KMemoryState state);
Result LockForMapDeviceAddressSpace(bool *out_is_io, KProcessAddress address, size_t size, KMemoryPermission perm, bool is_aligned, bool check_heap);
Result LockForUnmapDeviceAddressSpace(KProcessAddress address, size_t size, bool check_heap);