diff options
Diffstat (limited to 'src/video_core/host1x/nvdec_common.h')
| -rw-r--r-- | src/video_core/host1x/nvdec_common.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/video_core/host1x/nvdec_common.h b/src/video_core/host1x/nvdec_common.h new file mode 100644 index 000000000..49d67ebbe --- /dev/null +++ b/src/video_core/host1x/nvdec_common.h @@ -0,0 +1,97 @@ +// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "common/bit_field.h" +#include "common/common_funcs.h" +#include "common/common_types.h" + +namespace Tegra::Host1x::NvdecCommon { + +enum class VideoCodec : u64 { + None = 0x0, + H264 = 0x3, + VP8 = 0x5, + H265 = 0x7, + VP9 = 0x9, +}; + +// NVDEC should use a 32-bit address space, but is mapped to 64-bit, +// doubling the sizes here is compensating for that. +struct NvdecRegisters { + static constexpr std::size_t NUM_REGS = 0x178; + + union { + struct { + INSERT_PADDING_WORDS_NOINIT(256); ///< 0x0000 + VideoCodec set_codec_id; ///< 0x0400 + INSERT_PADDING_WORDS_NOINIT(126); ///< 0x0408 + u64 execute; ///< 0x0600 + INSERT_PADDING_WORDS_NOINIT(126); ///< 0x0608 + struct { ///< 0x0800 + union { + BitField<0, 3, VideoCodec> codec; + BitField<4, 1, u64> gp_timer_on; + BitField<13, 1, u64> mb_timer_on; + BitField<14, 1, u64> intra_frame_pslc; + BitField<17, 1, u64> all_intra_frame; + }; + } control_params; + u64 picture_info_offset; ///< 0x0808 + u64 frame_bitstream_offset; ///< 0x0810 + u64 frame_number; ///< 0x0818 + u64 h264_slice_data_offsets; ///< 0x0820 + u64 h264_mv_dump_offset; ///< 0x0828 + INSERT_PADDING_WORDS_NOINIT(6); ///< 0x0830 + u64 frame_stats_offset; ///< 0x0848 + u64 h264_last_surface_luma_offset; ///< 0x0850 + u64 h264_last_surface_chroma_offset; ///< 0x0858 + std::array<u64, 17> surface_luma_offset; ///< 0x0860 + std::array<u64, 17> surface_chroma_offset; ///< 0x08E8 + INSERT_PADDING_WORDS_NOINIT(68); ///< 0x0970 + u64 vp8_prob_data_offset; ///< 0x0A80 + u64 vp8_header_partition_buf_offset; ///< 0x0A88 + INSERT_PADDING_WORDS_NOINIT(60); ///< 0x0A90 + u64 vp9_entropy_probs_offset; ///< 0x0B80 + u64 vp9_backward_updates_offset; ///< 0x0B88 + u64 vp9_last_frame_segmap_offset; ///< 0x0B90 + u64 vp9_curr_frame_segmap_offset; ///< 0x0B98 + INSERT_PADDING_WORDS_NOINIT(2); ///< 0x0BA0 + u64 vp9_last_frame_mvs_offset; ///< 0x0BA8 + u64 vp9_curr_frame_mvs_offset; ///< 0x0BB0 + INSERT_PADDING_WORDS_NOINIT(2); ///< 0x0BB8 + }; + std::array<u64, NUM_REGS> reg_array; + }; +}; +static_assert(sizeof(NvdecRegisters) == (0xBC0), "NvdecRegisters is incorrect size"); + +#define ASSERT_REG_POSITION(field_name, position) \ + static_assert(offsetof(NvdecRegisters, field_name) == position * sizeof(u64), \ + "Field " #field_name " has invalid position") + +ASSERT_REG_POSITION(set_codec_id, 0x80); +ASSERT_REG_POSITION(execute, 0xC0); +ASSERT_REG_POSITION(control_params, 0x100); +ASSERT_REG_POSITION(picture_info_offset, 0x101); +ASSERT_REG_POSITION(frame_bitstream_offset, 0x102); +ASSERT_REG_POSITION(frame_number, 0x103); +ASSERT_REG_POSITION(h264_slice_data_offsets, 0x104); +ASSERT_REG_POSITION(frame_stats_offset, 0x109); +ASSERT_REG_POSITION(h264_last_surface_luma_offset, 0x10A); +ASSERT_REG_POSITION(h264_last_surface_chroma_offset, 0x10B); +ASSERT_REG_POSITION(surface_luma_offset, 0x10C); +ASSERT_REG_POSITION(surface_chroma_offset, 0x11D); +ASSERT_REG_POSITION(vp8_prob_data_offset, 0x150); +ASSERT_REG_POSITION(vp8_header_partition_buf_offset, 0x151); +ASSERT_REG_POSITION(vp9_entropy_probs_offset, 0x170); +ASSERT_REG_POSITION(vp9_backward_updates_offset, 0x171); +ASSERT_REG_POSITION(vp9_last_frame_segmap_offset, 0x172); +ASSERT_REG_POSITION(vp9_curr_frame_segmap_offset, 0x173); +ASSERT_REG_POSITION(vp9_last_frame_mvs_offset, 0x175); +ASSERT_REG_POSITION(vp9_curr_frame_mvs_offset, 0x176); + +#undef ASSERT_REG_POSITION + +} // namespace Tegra::Host1x::NvdecCommon |