38 lines
1 KiB
C++
38 lines
1 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <type_traits>
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#include "common/bit_field.h"
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#include "common/common_types.h"
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namespace Pica::CommandProcessor {
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union CommandHeader {
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u32 hex;
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BitField<0, 16, u32> cmd_id;
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// parameter_mask:
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// Mask applied to the input value to make it possible to update
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// parts of a register without overwriting its other fields.
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// first bit: 0x000000FF
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// second bit: 0x0000FF00
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// third bit: 0x00FF0000
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// fourth bit: 0xFF000000
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BitField<16, 4, u32> parameter_mask;
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BitField<20, 11, u32> extra_data_length;
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BitField<31, 1, u32> group_commands;
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};
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static_assert(std::is_standard_layout<CommandHeader>::value == true,
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"CommandHeader does not use standard layout");
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static_assert(sizeof(CommandHeader) == sizeof(u32), "CommandHeader has incorrect size!");
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void ProcessCommandList(PAddr list, u32 size);
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} // namespace Pica::CommandProcessor
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