suyu/src/core/hle/ipc.h
Lioncash 02bc9e9de1 core/hle/ipc: Remove unnecessary includes
Removes a few inclusion dependencies from the headers or replaces
existing ones with ones that don't indirectly include the required
headers.

This allows removing an inclusion of core/memory.h, meaning that if the
memory header is ever changed in the future, it won't result in
rebuilding the entirety of the HLE services (as the IPC headers are used
quite ubiquitously throughout the HLE service implementations).
2019-03-05 09:53:38 -05:00

180 lines
4.8 KiB
C++

// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/swap.h"
namespace IPC {
/// Size of the command buffer area, in 32-bit words.
constexpr std::size_t COMMAND_BUFFER_LENGTH = 0x100 / sizeof(u32);
enum class ControlCommand : u32 {
ConvertSessionToDomain = 0,
ConvertDomainToSession = 1,
DuplicateSession = 2,
QueryPointerBufferSize = 3,
DuplicateSessionEx = 4,
Unspecified,
};
enum class CommandType : u32 {
Invalid = 0,
LegacyRequest = 1,
Close = 2,
LegacyControl = 3,
Request = 4,
Control = 5,
RequestWithContext = 6,
ControlWithContext = 7,
Unspecified,
};
struct CommandHeader {
union {
u32_le raw_low;
BitField<0, 16, CommandType> type;
BitField<16, 4, u32_le> num_buf_x_descriptors;
BitField<20, 4, u32_le> num_buf_a_descriptors;
BitField<24, 4, u32_le> num_buf_b_descriptors;
BitField<28, 4, u32_le> num_buf_w_descriptors;
};
enum class BufferDescriptorCFlag : u32 {
Disabled = 0,
InlineDescriptor = 1,
OneDescriptor = 2,
};
union {
u32_le raw_high;
BitField<0, 10, u32_le> data_size;
BitField<10, 4, BufferDescriptorCFlag> buf_c_descriptor_flags;
BitField<31, 1, u32_le> enable_handle_descriptor;
};
};
static_assert(sizeof(CommandHeader) == 8, "CommandHeader size is incorrect");
union HandleDescriptorHeader {
u32_le raw_high;
BitField<0, 1, u32_le> send_current_pid;
BitField<1, 4, u32_le> num_handles_to_copy;
BitField<5, 4, u32_le> num_handles_to_move;
};
static_assert(sizeof(HandleDescriptorHeader) == 4, "HandleDescriptorHeader size is incorrect");
struct BufferDescriptorX {
union {
BitField<0, 6, u32_le> counter_bits_0_5;
BitField<6, 3, u32_le> address_bits_36_38;
BitField<9, 3, u32_le> counter_bits_9_11;
BitField<12, 4, u32_le> address_bits_32_35;
BitField<16, 16, u32_le> size;
};
u32_le address_bits_0_31;
u32_le Counter() const {
u32_le counter{counter_bits_0_5};
counter |= counter_bits_9_11 << 9;
return counter;
}
VAddr Address() const {
VAddr address{address_bits_0_31};
address |= static_cast<VAddr>(address_bits_32_35) << 32;
address |= static_cast<VAddr>(address_bits_36_38) << 36;
return address;
}
u64 Size() const {
return static_cast<u64>(size);
}
};
static_assert(sizeof(BufferDescriptorX) == 8, "BufferDescriptorX size is incorrect");
struct BufferDescriptorABW {
u32_le size_bits_0_31;
u32_le address_bits_0_31;
union {
BitField<0, 2, u32_le> flags;
BitField<2, 3, u32_le> address_bits_36_38;
BitField<24, 4, u32_le> size_bits_32_35;
BitField<28, 4, u32_le> address_bits_32_35;
};
VAddr Address() const {
VAddr address{address_bits_0_31};
address |= static_cast<VAddr>(address_bits_32_35) << 32;
address |= static_cast<VAddr>(address_bits_36_38) << 36;
return address;
}
u64 Size() const {
u64 size{size_bits_0_31};
size |= static_cast<u64>(size_bits_32_35) << 32;
return size;
}
};
static_assert(sizeof(BufferDescriptorABW) == 12, "BufferDescriptorABW size is incorrect");
struct BufferDescriptorC {
u32_le address_bits_0_31;
union {
BitField<0, 16, u32_le> address_bits_32_47;
BitField<16, 16, u32_le> size;
};
VAddr Address() const {
VAddr address{address_bits_0_31};
address |= static_cast<VAddr>(address_bits_32_47) << 32;
return address;
}
u64 Size() const {
return static_cast<u64>(size);
}
};
static_assert(sizeof(BufferDescriptorC) == 8, "BufferDescriptorC size is incorrect");
struct DataPayloadHeader {
u32_le magic;
INSERT_PADDING_WORDS(1);
};
static_assert(sizeof(DataPayloadHeader) == 8, "DataPayloadHeader size is incorrect");
struct DomainMessageHeader {
enum class CommandType : u32_le {
SendMessage = 1,
CloseVirtualHandle = 2,
};
union {
// Used when responding to an IPC request, Server -> Client.
struct {
u32_le num_objects;
INSERT_PADDING_WORDS(3);
};
// Used when performing an IPC request, Client -> Server.
struct {
union {
BitField<0, 8, CommandType> command;
BitField<8, 8, u32_le> input_object_count;
BitField<16, 16, u32_le> size;
};
u32_le object_id;
INSERT_PADDING_WORDS(2);
};
};
};
static_assert(sizeof(DomainMessageHeader) == 16, "DomainMessageHeader size is incorrect");
} // namespace IPC