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/*
* Copyright 2014, 2015 Red Hat.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef VIRGL_HW_H
#define VIRGL_HW_H
#include <stdint.h>
struct virgl_box {
uint32_t x, y, z;
uint32_t w, h, d;
};
/* formats known by the HW device - based on gallium subset */
enum virgl_formats {
VIRGL_FORMAT_B8G8R8A8_UNORM = 1,
VIRGL_FORMAT_B8G8R8X8_UNORM = 2,
VIRGL_FORMAT_A8R8G8B8_UNORM = 3,
VIRGL_FORMAT_X8R8G8B8_UNORM = 4,
VIRGL_FORMAT_B5G5R5A1_UNORM = 5,
VIRGL_FORMAT_B4G4R4A4_UNORM = 6,
VIRGL_FORMAT_B5G6R5_UNORM = 7,
VIRGL_FORMAT_R10G10B10A2_UNORM = 8,
VIRGL_FORMAT_L8_UNORM = 9, /**< ubyte luminance */
VIRGL_FORMAT_A8_UNORM = 10, /**< ubyte alpha */
VIRGL_FORMAT_L8A8_UNORM = 12, /**< ubyte alpha, luminance */
VIRGL_FORMAT_L16_UNORM = 13, /**< ushort luminance */
VIRGL_FORMAT_Z16_UNORM = 16,
VIRGL_FORMAT_Z32_UNORM = 17,
VIRGL_FORMAT_Z32_FLOAT = 18,
VIRGL_FORMAT_Z24_UNORM_S8_UINT = 19,
VIRGL_FORMAT_S8_UINT_Z24_UNORM = 20,
VIRGL_FORMAT_Z24X8_UNORM = 21,
VIRGL_FORMAT_S8_UINT = 23, /**< ubyte stencil */
VIRGL_FORMAT_R32_FLOAT = 28,
VIRGL_FORMAT_R32G32_FLOAT = 29,
VIRGL_FORMAT_R32G32B32_FLOAT = 30,
VIRGL_FORMAT_R32G32B32A32_FLOAT = 31,
VIRGL_FORMAT_R16_UNORM = 48,
VIRGL_FORMAT_R16G16_UNORM = 49,
VIRGL_FORMAT_R16G16B16A16_UNORM = 51,
VIRGL_FORMAT_R16_SNORM = 56,
VIRGL_FORMAT_R16G16_SNORM = 57,
VIRGL_FORMAT_R16G16B16A16_SNORM = 59,
VIRGL_FORMAT_R8_UNORM = 64,
VIRGL_FORMAT_R8G8_UNORM = 65,
VIRGL_FORMAT_R8G8B8A8_UNORM = 67,
VIRGL_FORMAT_R8_SNORM = 74,
VIRGL_FORMAT_R8G8_SNORM = 75,
VIRGL_FORMAT_R8G8B8_SNORM = 76,
VIRGL_FORMAT_R8G8B8A8_SNORM = 77,
VIRGL_FORMAT_R16_FLOAT = 91,
VIRGL_FORMAT_R16G16_FLOAT = 92,
VIRGL_FORMAT_R16G16B16_FLOAT = 93,
VIRGL_FORMAT_R16G16B16A16_FLOAT = 94,
VIRGL_FORMAT_L8_SRGB = 95,
VIRGL_FORMAT_L8A8_SRGB = 96,
VIRGL_FORMAT_B8G8R8A8_SRGB = 100,
VIRGL_FORMAT_B8G8R8X8_SRGB = 101,
VIRGL_FORMAT_R8G8B8A8_SRGB = 104,
/* compressed formats */
VIRGL_FORMAT_DXT1_RGB = 105,
VIRGL_FORMAT_DXT1_RGBA = 106,
VIRGL_FORMAT_DXT3_RGBA = 107,
VIRGL_FORMAT_DXT5_RGBA = 108,
/* sRGB, compressed */
VIRGL_FORMAT_DXT1_SRGB = 109,
VIRGL_FORMAT_DXT1_SRGBA = 110,
VIRGL_FORMAT_DXT3_SRGBA = 111,
VIRGL_FORMAT_DXT5_SRGBA = 112,
/* rgtc compressed */
VIRGL_FORMAT_RGTC1_UNORM = 113,
VIRGL_FORMAT_RGTC1_SNORM = 114,
VIRGL_FORMAT_RGTC2_UNORM = 115,
VIRGL_FORMAT_RGTC2_SNORM = 116,
VIRGL_FORMAT_A8B8G8R8_UNORM = 121,
VIRGL_FORMAT_B5G5R5X1_UNORM = 122,
VIRGL_FORMAT_R11G11B10_FLOAT = 124,
VIRGL_FORMAT_R9G9B9E5_FLOAT = 125,
VIRGL_FORMAT_Z32_FLOAT_S8X24_UINT = 126,
VIRGL_FORMAT_B10G10R10A2_UNORM = 131,
VIRGL_FORMAT_R8G8B8X8_UNORM = 134,
VIRGL_FORMAT_B4G4R4X4_UNORM = 135,
VIRGL_FORMAT_X24S8_UINT = 136,
VIRGL_FORMAT_S8X24_UINT = 137,
VIRGL_FORMAT_B2G3R3_UNORM = 139,
VIRGL_FORMAT_L16A16_UNORM = 140,
VIRGL_FORMAT_A16_UNORM = 141,
VIRGL_FORMAT_A8_SNORM = 147,
VIRGL_FORMAT_L8_SNORM = 148,
VIRGL_FORMAT_L8A8_SNORM = 149,
VIRGL_FORMAT_A16_SNORM = 151,
VIRGL_FORMAT_L16_SNORM = 152,
VIRGL_FORMAT_L16A16_SNORM = 153,
VIRGL_FORMAT_A16_FLOAT = 155,
VIRGL_FORMAT_L16_FLOAT = 156,
VIRGL_FORMAT_L16A16_FLOAT = 157,
VIRGL_FORMAT_A32_FLOAT = 159,
VIRGL_FORMAT_L32_FLOAT = 160,
VIRGL_FORMAT_L32A32_FLOAT = 161,
VIRGL_FORMAT_YV12 = 163,
VIRGL_FORMAT_YV16 = 164,
VIRGL_FORMAT_IYUV = 165, /**< aka I420 */
VIRGL_FORMAT_NV12 = 166,
VIRGL_FORMAT_NV21 = 167,
VIRGL_FORMAT_R8_UINT = 177,
VIRGL_FORMAT_R8G8_UINT = 178,
VIRGL_FORMAT_R8G8B8_UINT = 179,
VIRGL_FORMAT_R8G8B8A8_UINT = 180,
VIRGL_FORMAT_R8_SINT = 181,
VIRGL_FORMAT_R8G8_SINT = 182,
VIRGL_FORMAT_R8G8B8_SINT = 183,
VIRGL_FORMAT_R8G8B8A8_SINT = 184,
VIRGL_FORMAT_R16_UINT = 185,
VIRGL_FORMAT_R16G16_UINT = 186,
VIRGL_FORMAT_R16G16B16_UINT = 187,
VIRGL_FORMAT_R16G16B16A16_UINT = 188,
VIRGL_FORMAT_R16_SINT = 189,
VIRGL_FORMAT_R16G16_SINT = 190,
VIRGL_FORMAT_R16G16B16_SINT = 191,
VIRGL_FORMAT_R16G16B16A16_SINT = 192,
VIRGL_FORMAT_R32_UINT = 193,
VIRGL_FORMAT_R32G32_UINT = 194,
VIRGL_FORMAT_R32G32B32_UINT = 195,
VIRGL_FORMAT_R32G32B32A32_UINT = 196,
VIRGL_FORMAT_R32_SINT = 197,
VIRGL_FORMAT_R32G32_SINT = 198,
VIRGL_FORMAT_R32G32B32_SINT = 199,
VIRGL_FORMAT_R32G32B32A32_SINT = 200,
VIRGL_FORMAT_A8_UINT = 201,
VIRGL_FORMAT_L8_UINT = 203,
VIRGL_FORMAT_L8A8_UINT = 204,
VIRGL_FORMAT_A8_SINT = 205,
VIRGL_FORMAT_L8_SINT = 207,
VIRGL_FORMAT_L8A8_SINT = 208,
VIRGL_FORMAT_A16_UINT = 209,
VIRGL_FORMAT_L16_UINT = 211,
VIRGL_FORMAT_L16A16_UINT = 212,
VIRGL_FORMAT_A16_SINT = 213,
VIRGL_FORMAT_L16_SINT = 215,
VIRGL_FORMAT_L16A16_SINT = 216,
VIRGL_FORMAT_A32_UINT = 217,
VIRGL_FORMAT_L32_UINT = 219,
VIRGL_FORMAT_L32A32_UINT = 220,
VIRGL_FORMAT_A32_SINT = 221,
VIRGL_FORMAT_L32_SINT = 223,
VIRGL_FORMAT_L32A32_SINT = 224,
VIRGL_FORMAT_B10G10R10A2_UINT = 225,
VIRGL_FORMAT_R8G8B8X8_SNORM = 229,
VIRGL_FORMAT_R8G8B8X8_SRGB = 230,
VIRGL_FORMAT_R8G8B8X8_UINT = 231,
VIRGL_FORMAT_R8G8B8X8_SINT = 232,
VIRGL_FORMAT_B10G10R10X2_UNORM = 233,
VIRGL_FORMAT_R16G16B16X16_UNORM = 234,
VIRGL_FORMAT_R16G16B16X16_SNORM = 235,
VIRGL_FORMAT_R16G16B16X16_FLOAT = 236,
VIRGL_FORMAT_R16G16B16X16_UINT = 237,
VIRGL_FORMAT_R16G16B16X16_SINT = 238,
VIRGL_FORMAT_R10G10B10A2_UINT = 253,
VIRGL_FORMAT_BPTC_RGBA_UNORM = 255,
VIRGL_FORMAT_BPTC_SRGBA = 256,
VIRGL_FORMAT_BPTC_RGB_FLOAT = 257,
VIRGL_FORMAT_BPTC_RGB_UFLOAT = 258,
VIRGL_FORMAT_R10G10B10X2_UNORM = 308,
VIRGL_FORMAT_A4B4G4R4_UNORM = 311,
VIRGL_FORMAT_R8_SRGB = 312,
VIRGL_FORMAT_MAX /* = PIPE_FORMAT_COUNT */,
/* Below formats must not be used in the guest. */
VIRGL_FORMAT_B8G8R8X8_UNORM_EMULATED,
VIRGL_FORMAT_B8G8R8A8_UNORM_EMULATED,
VIRGL_FORMAT_MAX_EXTENDED
};
/* These are used by the capability_bits field in virgl_caps_v2. */
#define VIRGL_CAP_NONE 0
#define VIRGL_CAP_TGSI_INVARIANT (1 << 0)
#define VIRGL_CAP_TEXTURE_VIEW (1 << 1)
#define VIRGL_CAP_SET_MIN_SAMPLES (1 << 2)
#define VIRGL_CAP_COPY_IMAGE (1 << 3)
#define VIRGL_CAP_TGSI_PRECISE (1 << 4)
#define VIRGL_CAP_TXQS (1 << 5)
#define VIRGL_CAP_MEMORY_BARRIER (1 << 6)
#define VIRGL_CAP_COMPUTE_SHADER (1 << 7)
#define VIRGL_CAP_FB_NO_ATTACH (1 << 8)
#define VIRGL_CAP_ROBUST_BUFFER_ACCESS (1 << 9)
#define VIRGL_CAP_TGSI_FBFETCH (1 << 10)
#define VIRGL_CAP_SHADER_CLOCK (1 << 11)
#define VIRGL_CAP_TEXTURE_BARRIER (1 << 12)
#define VIRGL_CAP_TGSI_COMPONENTS (1 << 13)
#define VIRGL_CAP_GUEST_MAY_INIT_LOG (1 << 14)
#define VIRGL_CAP_SRGB_WRITE_CONTROL (1 << 15)
#define VIRGL_CAP_QBO (1 << 16)
#define VIRGL_CAP_TRANSFER (1 << 17)
#define VIRGL_CAP_FBO_MIXED_COLOR_FORMATS (1 << 18)
#define VIRGL_CAP_FAKE_FP64 (1 << 19)
#define VIRGL_CAP_BIND_COMMAND_ARGS (1 << 20)
#define VIRGL_CAP_MULTI_DRAW_INDIRECT (1 << 21)
#define VIRGL_CAP_INDIRECT_PARAMS (1 << 22)
#define VIRGL_CAP_TRANSFORM_FEEDBACK3 (1 << 23)
#define VIRGL_CAP_3D_ASTC (1 << 24)
#define VIRGL_CAP_INDIRECT_INPUT_ADDR (1 << 25)
#define VIRGL_CAP_COPY_TRANSFER (1 << 26)
#define VIRGL_CAP_CLIP_HALFZ (1 << 27)
#define VIRGL_CAP_APP_TWEAK_SUPPORT (1 << 28)
#define VIRGL_CAP_BGRA_SRGB_IS_EMULATED (1 << 29)
/* virgl bind flags - these are compatible with mesa 10.5 gallium.
* but are fixed, no other should be passed to virgl either.
*/
#define VIRGL_BIND_DEPTH_STENCIL (1 << 0)
#define VIRGL_BIND_RENDER_TARGET (1 << 1)
#define VIRGL_BIND_SAMPLER_VIEW (1 << 3)
#define VIRGL_BIND_VERTEX_BUFFER (1 << 4)
#define VIRGL_BIND_INDEX_BUFFER (1 << 5)
#define VIRGL_BIND_CONSTANT_BUFFER (1 << 6)
#define VIRGL_BIND_DISPLAY_TARGET (1 << 7)
#define VIRGL_BIND_COMMAND_ARGS (1 << 8)
#define VIRGL_BIND_STREAM_OUTPUT (1 << 11)
#define VIRGL_BIND_SHADER_BUFFER (1 << 14)
#define VIRGL_BIND_QUERY_BUFFER (1 << 15)
#define VIRGL_BIND_CURSOR (1 << 16)
#define VIRGL_BIND_CUSTOM (1 << 17)
#define VIRGL_BIND_SCANOUT (1 << 18)
/* Used for buffers that are backed by guest storage and
* are only read by the host.
*/
#define VIRGL_BIND_STAGING (1 << 19)
#define VIRGL_BIND_SHARED (1 << 20)
/* Extra flags that may be passed */
#define VIRGL_BIND_PREFER_EMULATED_BGRA (1 << 21)
struct virgl_caps_bool_set1 {
unsigned indep_blend_enable:1;
unsigned indep_blend_func:1;
unsigned cube_map_array:1;
unsigned shader_stencil_export:1;
unsigned conditional_render:1;
unsigned start_instance:1;
unsigned primitive_restart:1;
unsigned blend_eq_sep:1;
unsigned instanceid:1;
unsigned vertex_element_instance_divisor:1;
unsigned seamless_cube_map:1;
unsigned occlusion_query:1;
unsigned timer_query:1;
unsigned streamout_pause_resume:1;
unsigned texture_multisample:1;
unsigned fragment_coord_conventions:1;
unsigned depth_clip_disable:1;
unsigned seamless_cube_map_per_texture:1;
unsigned ubo:1;
unsigned color_clamping:1; /* not in GL 3.1 core profile */
unsigned poly_stipple:1; /* not in GL 3.1 core profile */
unsigned mirror_clamp:1;
unsigned texture_query_lod:1;
unsigned has_fp64:1;
unsigned has_tessellation_shaders:1;
unsigned has_indirect_draw:1;
unsigned has_sample_shading:1;
unsigned has_cull:1;
unsigned conditional_render_inverted:1;
unsigned derivative_control:1;
unsigned polygon_offset_clamp:1;
unsigned transform_feedback_overflow_query:1;
/* DO NOT ADD ANYMORE MEMBERS - need to add another 32-bit to v2 caps */
};
/* endless expansion capabilites - current gallium has 252 formats */
struct virgl_supported_format_mask {
uint32_t bitmask[16];
};
/* capabilities set 2 - version 1 - 32-bit and float values */
struct virgl_caps_v1 {
uint32_t max_version;
struct virgl_supported_format_mask sampler;
struct virgl_supported_format_mask render;
struct virgl_supported_format_mask depthstencil;
struct virgl_supported_format_mask vertexbuffer;
struct virgl_caps_bool_set1 bset;
uint32_t glsl_level;
uint32_t max_texture_array_layers;
uint32_t max_streamout_buffers;
uint32_t max_dual_source_render_targets;
uint32_t max_render_targets;
uint32_t max_samples;
uint32_t prim_mask;
uint32_t max_tbo_size;
uint32_t max_uniform_blocks;
uint32_t max_viewports;
uint32_t max_texture_gather_components;
};
/*
* This struct should be growable when used in capset 2,
* so we shouldn't have to add a v3 ever.
*/
struct virgl_caps_v2 {
struct virgl_caps_v1 v1;
float min_aliased_point_size;
float max_aliased_point_size;
float min_smooth_point_size;
float max_smooth_point_size;
float min_aliased_line_width;
float max_aliased_line_width;
float min_smooth_line_width;
float max_smooth_line_width;
float max_texture_lod_bias;
uint32_t max_geom_output_vertices;
uint32_t max_geom_total_output_components;
uint32_t max_vertex_outputs;
uint32_t max_vertex_attribs;
uint32_t max_shader_patch_varyings;
int32_t min_texel_offset;
int32_t max_texel_offset;
int32_t min_texture_gather_offset;
int32_t max_texture_gather_offset;
uint32_t texture_buffer_offset_alignment;
uint32_t uniform_buffer_offset_alignment;
uint32_t shader_buffer_offset_alignment;
uint32_t capability_bits;
uint32_t sample_locations[8];
uint32_t max_vertex_attrib_stride;
uint32_t max_shader_buffer_frag_compute;
uint32_t max_shader_buffer_other_stages;
uint32_t max_shader_image_frag_compute;
uint32_t max_shader_image_other_stages;
uint32_t max_image_samples;
uint32_t max_compute_work_group_invocations;
uint32_t max_compute_shared_memory_size;
uint32_t max_compute_grid_size[3];
uint32_t max_compute_block_size[3];
uint32_t max_texture_2d_size;
uint32_t max_texture_3d_size;
uint32_t max_texture_cube_size;
uint32_t max_combined_shader_buffers;
uint32_t max_atomic_counters[6];
uint32_t max_atomic_counter_buffers[6];
uint32_t max_combined_atomic_counters;
uint32_t max_combined_atomic_counter_buffers;
uint32_t host_feature_check_version;
struct virgl_supported_format_mask supported_readback_formats;
};
union virgl_caps {
uint32_t max_version;
struct virgl_caps_v1 v1;
struct virgl_caps_v2 v2;
};
enum virgl_errors {
VIRGL_ERROR_NONE,
VIRGL_ERROR_UNKNOWN,
VIRGL_ERROR_UNKNOWN_RESOURCE_FORMAT,
};
enum virgl_ctx_errors {
VIRGL_ERROR_CTX_NONE,
VIRGL_ERROR_CTX_UNKNOWN,
VIRGL_ERROR_CTX_ILLEGAL_SHADER,
VIRGL_ERROR_CTX_ILLEGAL_HANDLE,
VIRGL_ERROR_CTX_ILLEGAL_RESOURCE,
VIRGL_ERROR_CTX_ILLEGAL_SURFACE,
VIRGL_ERROR_CTX_ILLEGAL_VERTEX_FORMAT,
VIRGL_ERROR_CTX_ILLEGAL_CMD_BUFFER,
VIRGL_ERROR_CTX_GLES_HAVE_TES_BUT_MISS_TCS,
};
#define VIRGL_RESOURCE_Y_0_TOP (1 << 0)
#endif
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