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Code Issues Releases Activity

kernel: process_capability: Update to use Memory::PageTable.

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This commit is contained in:
bunnei 2020-04-08 17:30:34 -04:00
parent 84f1b6d530
commit ffc3de762b
2 changed files with 25 additions and 23 deletions
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24
src/core/hle/kernel/process_capability.cpp
View file

@ -5,8 +5,8 @@
#include "common/bit_util.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/process_capability.h"
#include "core/hle/kernel/vm_manager.h"
namespace Kernel {
namespace {
@ -66,7 +66,7 @@ u32 GetFlagBitOffset(CapabilityType type) {
ResultCode ProcessCapabilities::InitializeForKernelProcess(const u32* capabilities,
std::size_t num_capabilities,
VMManager& vm_manager) {
Memory::PageTable& page_table) {
Clear();
// Allow all cores and priorities.
@ -74,15 +74,15 @@ ResultCode ProcessCapabilities::InitializeForKernelProcess(const u32* capabiliti
priority_mask = 0xFFFFFFFFFFFFFFFF;
kernel_version = PackedKernelVersion;
return ParseCapabilities(capabilities, num_capabilities, vm_manager);
return ParseCapabilities(capabilities, num_capabilities, page_table);
}
ResultCode ProcessCapabilities::InitializeForUserProcess(const u32* capabilities,
std::size_t num_capabilities,
VMManager& vm_manager) {
Memory::PageTable& page_table) {
Clear();
return ParseCapabilities(capabilities, num_capabilities, vm_manager);
return ParseCapabilities(capabilities, num_capabilities, page_table);
}
void ProcessCapabilities::InitializeForMetadatalessProcess() {
@ -105,7 +105,7 @@ void ProcessCapabilities::InitializeForMetadatalessProcess() {
ResultCode ProcessCapabilities::ParseCapabilities(const u32* capabilities,
std::size_t num_capabilities,
VMManager& vm_manager) {
Memory::PageTable& page_table) {
u32 set_flags = 0;
u32 set_svc_bits = 0;
@ -127,13 +127,13 @@ ResultCode ProcessCapabilities::ParseCapabilities(const u32* capabilities,
return ERR_INVALID_COMBINATION;
}
const auto result = HandleMapPhysicalFlags(descriptor, size_flags, vm_manager);
const auto result = HandleMapPhysicalFlags(descriptor, size_flags, page_table);
if (result.IsError()) {
return result;
}
} else {
const auto result =
ParseSingleFlagCapability(set_flags, set_svc_bits, descriptor, vm_manager);
ParseSingleFlagCapability(set_flags, set_svc_bits, descriptor, page_table);
if (result.IsError()) {
return result;
}
@ -144,7 +144,7 @@ ResultCode ProcessCapabilities::ParseCapabilities(const u32* capabilities,
}
ResultCode ProcessCapabilities::ParseSingleFlagCapability(u32& set_flags, u32& set_svc_bits,
u32 flag, VMManager& vm_manager) {
u32 flag, Memory::PageTable& page_table) {
const auto type = GetCapabilityType(flag);
if (type == CapabilityType::Unset) {
@ -172,7 +172,7 @@ ResultCode ProcessCapabilities::ParseSingleFlagCapability(u32& set_flags, u32& s
case CapabilityType::Syscall:
return HandleSyscallFlags(set_svc_bits, flag);
case CapabilityType::MapIO:
return HandleMapIOFlags(flag, vm_manager);
return HandleMapIOFlags(flag, page_table);
case CapabilityType::Interrupt:
return HandleInterruptFlags(flag);
case CapabilityType::ProgramType:
@ -269,12 +269,12 @@ ResultCode ProcessCapabilities::HandleSyscallFlags(u32& set_svc_bits, u32 flags)
}
ResultCode ProcessCapabilities::HandleMapPhysicalFlags(u32 flags, u32 size_flags,
VMManager& vm_manager) {
Memory::PageTable& page_table) {
// TODO(Lioncache): Implement once the memory manager can handle this.
return RESULT_SUCCESS;
}
ResultCode ProcessCapabilities::HandleMapIOFlags(u32 flags, VMManager& vm_manager) {
ResultCode ProcessCapabilities::HandleMapIOFlags(u32 flags, Memory::PageTable& page_table) {
// TODO(Lioncache): Implement once the memory manager can handle this.
return RESULT_SUCCESS;
}

24
src/core/hle/kernel/process_capability.h
View file

@ -12,7 +12,9 @@ union ResultCode;
namespace Kernel {
class VMManager;
namespace Memory {
class PageTable;
}
/// The possible types of programs that may be indicated
/// by the program type capability descriptor.
@ -81,27 +83,27 @@ public:
///
/// @param capabilities The capabilities to parse
/// @param num_capabilities The number of capabilities to parse.
/// @param vm_manager The memory manager to use for handling any mapping-related
/// @param page_table The memory manager to use for handling any mapping-related
/// operations (such as mapping IO memory, etc).
///
/// @returns RESULT_SUCCESS if this capabilities instance was able to be initialized,
/// otherwise, an error code upon failure.
///
ResultCode InitializeForKernelProcess(const u32* capabilities, std::size_t num_capabilities,
VMManager& vm_manager);
Memory::PageTable& page_table);
/// Initializes this process capabilities instance for a userland process.
///
/// @param capabilities The capabilities to parse.
/// @param num_capabilities The total number of capabilities to parse.
/// @param vm_manager The memory manager to use for handling any mapping-related
/// @param page_table The memory manager to use for handling any mapping-related
/// operations (such as mapping IO memory, etc).
///
/// @returns RESULT_SUCCESS if this capabilities instance was able to be initialized,
/// otherwise, an error code upon failure.
///
ResultCode InitializeForUserProcess(const u32* capabilities, std::size_t num_capabilities,
VMManager& vm_manager);
Memory::PageTable& page_table);
/// Initializes this process capabilities instance for a process that does not
/// have any metadata to parse.
@ -181,13 +183,13 @@ private:
///
/// @param capabilities The sequence of capability descriptors to parse.
/// @param num_capabilities The number of descriptors within the given sequence.
/// @param vm_manager The memory manager that will perform any memory
/// @param page_table The memory manager that will perform any memory
/// mapping if necessary.
///
/// @return RESULT_SUCCESS if no errors occur, otherwise an error code.
///
ResultCode ParseCapabilities(const u32* capabilities, std::size_t num_capabilities,
VMManager& vm_manager);
Memory::PageTable& page_table);
/// Attempts to parse a capability descriptor that is only represented by a
/// single flag set.
@ -196,13 +198,13 @@ private:
/// flags being initialized more than once when they shouldn't be.
/// @param set_svc_bits Running set of bits representing the allowed supervisor calls mask.
/// @param flag The flag to attempt to parse.
/// @param vm_manager The memory manager that will perform any memory
/// @param page_table The memory manager that will perform any memory
/// mapping if necessary.
///
/// @return RESULT_SUCCESS if no errors occurred, otherwise an error code.
///
ResultCode ParseSingleFlagCapability(u32& set_flags, u32& set_svc_bits, u32 flag,
VMManager& vm_manager);
Memory::PageTable& page_table);
/// Clears the internal state of this process capability instance. Necessary,
/// to have a sane starting point due to us allowing running executables without
@ -226,10 +228,10 @@ private:
ResultCode HandleSyscallFlags(u32& set_svc_bits, u32 flags);
/// Handles flags related to mapping physical memory pages.
ResultCode HandleMapPhysicalFlags(u32 flags, u32 size_flags, VMManager& vm_manager);
ResultCode HandleMapPhysicalFlags(u32 flags, u32 size_flags, Memory::PageTable& page_table);
/// Handles flags related to mapping IO pages.
ResultCode HandleMapIOFlags(u32 flags, VMManager& vm_manager);
ResultCode HandleMapIOFlags(u32 flags, Memory::PageTable& page_table);
/// Handles flags related to the interrupt capability flags.
ResultCode HandleInterruptFlags(u32 flags);