blob: 8d270ee862291536942aa219c37be57778e799df [file] [log] [blame]
/*
* Copyright © 2018 Intel Corporation
*
* 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
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*
*/
#include "gpu_cmds.h"
void
gen7_render_flush(struct intel_batchbuffer *batch, uint32_t batch_end)
{
int ret;
ret = drm_intel_bo_subdata(batch->bo, 0, 4096, batch->buffer);
if (ret == 0)
ret = drm_intel_bo_mrb_exec(batch->bo, batch_end,
NULL, 0, 0, 0);
igt_assert(ret == 0);
}
void
gen7_render_context_flush(struct intel_batchbuffer *batch, uint32_t batch_end)
{
int ret;
ret = drm_intel_bo_subdata(batch->bo, 0, 4096, batch->buffer);
if (ret == 0)
ret = drm_intel_gem_bo_context_exec(batch->bo, batch->ctx,
batch_end, 0);
igt_assert(ret == 0);
}
uint32_t
gen7_fill_curbe_buffer_data(struct intel_batchbuffer *batch,
uint8_t color)
{
uint8_t *curbe_buffer;
uint32_t offset;
curbe_buffer = intel_batchbuffer_subdata_alloc(batch,
sizeof(uint32_t) * 8,
64);
offset = intel_batchbuffer_subdata_offset(batch, curbe_buffer);
*curbe_buffer = color;
return offset;
}
uint32_t
gen11_fill_curbe_buffer_data(struct intel_batchbuffer *batch)
{
uint32_t *curbe_buffer;
uint32_t offset;
curbe_buffer = intel_batchbuffer_subdata_alloc(batch,
sizeof(uint32_t) * 8,
64);
offset = intel_batchbuffer_subdata_offset(batch, curbe_buffer);
*curbe_buffer++ = 0;
*curbe_buffer = 1;
return offset;
}
uint32_t
gen7_fill_surface_state(struct intel_batchbuffer *batch,
const struct igt_buf *buf,
uint32_t format,
int is_dst)
{
struct gen7_surface_state *ss;
uint32_t write_domain, read_domain, offset;
int ret;
if (is_dst) {
write_domain = read_domain = I915_GEM_DOMAIN_RENDER;
} else {
write_domain = 0;
read_domain = I915_GEM_DOMAIN_SAMPLER;
}
ss = intel_batchbuffer_subdata_alloc(batch, sizeof(*ss), 64);
offset = intel_batchbuffer_subdata_offset(batch, ss);
ss->ss0.surface_type = SURFACE_2D;
ss->ss0.surface_format = format;
ss->ss0.render_cache_read_write = 1;
if (buf->tiling == I915_TILING_X)
ss->ss0.tiled_mode = 2;
else if (buf->tiling == I915_TILING_Y)
ss->ss0.tiled_mode = 3;
ss->ss1.base_addr = buf->bo->offset;
ret = drm_intel_bo_emit_reloc(batch->bo,
intel_batchbuffer_subdata_offset(batch, ss) + 4,
buf->bo, 0,
read_domain, write_domain);
igt_assert(ret == 0);
ss->ss2.height = igt_buf_height(buf) - 1;
ss->ss2.width = igt_buf_width(buf) - 1;
ss->ss3.pitch = buf->stride - 1;
ss->ss7.shader_chanel_select_r = 4;
ss->ss7.shader_chanel_select_g = 5;
ss->ss7.shader_chanel_select_b = 6;
ss->ss7.shader_chanel_select_a = 7;
return offset;
}
uint32_t
gen7_fill_binding_table(struct intel_batchbuffer *batch,
const struct igt_buf *dst)
{
uint32_t *binding_table, offset;
binding_table = intel_batchbuffer_subdata_alloc(batch, 32, 64);
offset = intel_batchbuffer_subdata_offset(batch, binding_table);
if (IS_GEN7(batch->devid))
binding_table[0] = gen7_fill_surface_state(batch, dst,
SURFACEFORMAT_R8_UNORM, 1);
else
binding_table[0] = gen8_fill_surface_state(batch, dst,
SURFACEFORMAT_R8_UNORM, 1);
return offset;
}
uint32_t
gen11_fill_binding_table(struct intel_batchbuffer *batch,
const struct igt_buf *src,const struct igt_buf *dst)
{
uint32_t *binding_table, offset;
binding_table = intel_batchbuffer_subdata_alloc(batch, 64, 64);
offset = intel_batchbuffer_subdata_offset(batch, binding_table);
binding_table[0] = gen11_fill_surface_state(batch, src,
SURFACE_1D,SURFACEFORMAT_R32G32B32A32_FLOAT,
0,0,
0);
binding_table[1] = gen11_fill_surface_state(batch, dst,
SURFACE_BUFFER, SURFACEFORMAT_RAW,
1,1,
1);
return offset;
}
uint32_t
gen7_fill_kernel(struct intel_batchbuffer *batch,
const uint32_t kernel[][4],
size_t size)
{
uint32_t offset;
offset = intel_batchbuffer_copy_data(batch, kernel, size, 64);
return offset;
}
uint32_t
gen7_fill_interface_descriptor(struct intel_batchbuffer *batch,
const struct igt_buf *dst,
const uint32_t kernel[][4],
size_t size)
{
struct gen7_interface_descriptor_data *idd;
uint32_t offset;
uint32_t binding_table_offset, kernel_offset;
binding_table_offset = gen7_fill_binding_table(batch, dst);
kernel_offset = gen7_fill_kernel(batch, kernel, size);
idd = intel_batchbuffer_subdata_alloc(batch, sizeof(*idd), 64);
offset = intel_batchbuffer_subdata_offset(batch, idd);
idd->desc0.kernel_start_pointer = (kernel_offset >> 6);
idd->desc1.single_program_flow = 1;
idd->desc1.floating_point_mode = GEN7_FLOATING_POINT_IEEE_754;
idd->desc2.sampler_count = 0; /* 0 samplers used */
idd->desc2.sampler_state_pointer = 0;
idd->desc3.binding_table_entry_count = 0;
idd->desc3.binding_table_pointer = (binding_table_offset >> 5);
idd->desc4.constant_urb_entry_read_offset = 0;
idd->desc4.constant_urb_entry_read_length = 1; /* grf 1 */
return offset;
}
void
gen7_emit_state_base_address(struct intel_batchbuffer *batch)
{
OUT_BATCH(GEN7_STATE_BASE_ADDRESS | (10 - 2));
/* general */
OUT_BATCH(0);
/* surface */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
/* dynamic */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
/* indirect */
OUT_BATCH(0);
/* instruction */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
/* general/dynamic/indirect/instruction access Bound */
OUT_BATCH(0);
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
}
void
gen7_emit_vfe_state(struct intel_batchbuffer *batch, uint32_t threads,
uint32_t urb_entries, uint32_t urb_size,
uint32_t curbe_size, uint32_t mode)
{
OUT_BATCH(GEN7_MEDIA_VFE_STATE | (8 - 2));
/* scratch buffer */
OUT_BATCH(0);
/* number of threads & urb entries */
OUT_BATCH(threads << 16 |
urb_entries << 8 |
mode << 2); /* GPGPU vs media mode */
OUT_BATCH(0);
/* urb entry size & curbe size */
OUT_BATCH(urb_size << 16 | /* in 256 bits unit */
curbe_size); /* in 256 bits unit */
/* scoreboard */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
}
void
gen7_emit_curbe_load(struct intel_batchbuffer *batch, uint32_t curbe_buffer)
{
OUT_BATCH(GEN7_MEDIA_CURBE_LOAD | (4 - 2));
OUT_BATCH(0);
/* curbe total data length */
OUT_BATCH(64);
/* curbe data start address, is relative to the dynamics base address */
OUT_BATCH(curbe_buffer);
}
void
gen7_emit_interface_descriptor_load(struct intel_batchbuffer *batch,
uint32_t interface_descriptor)
{
OUT_BATCH(GEN7_MEDIA_INTERFACE_DESCRIPTOR_LOAD | (4 - 2));
OUT_BATCH(0);
/* interface descriptor data length */
if (IS_GEN7(batch->devid))
OUT_BATCH(sizeof(struct gen7_interface_descriptor_data));
else
OUT_BATCH(sizeof(struct gen8_interface_descriptor_data));
/* interface descriptor address, is relative to the dynamics base
* address
*/
OUT_BATCH(interface_descriptor);
}
void
gen7_emit_media_objects(struct intel_batchbuffer *batch,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height)
{
int i, j;
for (i = 0; i < width / 16; i++) {
for (j = 0; j < height / 16; j++) {
gen_emit_media_object(batch, x + i * 16, y + j * 16);
}
}
}
void
gen7_emit_gpgpu_walk(struct intel_batchbuffer *batch,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height)
{
uint32_t x_dim, y_dim, tmp, right_mask;
/*
* Simply do SIMD16 based dispatch, so every thread uses
* SIMD16 channels.
*
* Define our own thread group size, e.g 16x1 for every group, then
* will have 1 thread each group in SIMD16 dispatch. So thread
* width/height/depth are all 1.
*
* Then thread group X = width / 16 (aligned to 16)
* thread group Y = height;
*/
x_dim = (width + 15) / 16;
y_dim = height;
tmp = width & 15;
if (tmp == 0)
right_mask = (1 << 16) - 1;
else
right_mask = (1 << tmp) - 1;
OUT_BATCH(GEN7_GPGPU_WALKER | 9);
/* interface descriptor offset */
OUT_BATCH(0);
/* SIMD size, thread w/h/d */
OUT_BATCH(1 << 30 | /* SIMD16 */
0 << 16 | /* depth:1 */
0 << 8 | /* height:1 */
0); /* width:1 */
/* thread group X */
OUT_BATCH(0);
OUT_BATCH(x_dim);
/* thread group Y */
OUT_BATCH(0);
OUT_BATCH(y_dim);
/* thread group Z */
OUT_BATCH(0);
OUT_BATCH(1);
/* right mask */
OUT_BATCH(right_mask);
/* bottom mask, height 1, always 0xffffffff */
OUT_BATCH(0xffffffff);
}
uint32_t
gen8_spin_curbe_buffer_data(struct intel_batchbuffer *batch,
uint32_t iters)
{
uint32_t *curbe_buffer;
uint32_t offset;
curbe_buffer = intel_batchbuffer_subdata_alloc(batch, 64, 64);
offset = intel_batchbuffer_subdata_offset(batch, curbe_buffer);
*curbe_buffer = iters;
return offset;
}
uint32_t
gen8_fill_surface_state(struct intel_batchbuffer *batch,
const struct igt_buf *buf,
uint32_t format,
int is_dst)
{
struct gen8_surface_state *ss;
uint32_t write_domain, read_domain, offset;
int ret;
if (is_dst) {
write_domain = read_domain = I915_GEM_DOMAIN_RENDER;
} else {
write_domain = 0;
read_domain = I915_GEM_DOMAIN_SAMPLER;
}
ss = intel_batchbuffer_subdata_alloc(batch, sizeof(*ss), 64);
offset = intel_batchbuffer_subdata_offset(batch, ss);
ss->ss0.surface_type = SURFACE_2D;
ss->ss0.surface_format = format;
ss->ss0.render_cache_read_write = 1;
ss->ss0.vertical_alignment = 1; /* align 4 */
ss->ss0.horizontal_alignment = 1; /* align 4 */
if (buf->tiling == I915_TILING_X)
ss->ss0.tiled_mode = 2;
else if (buf->tiling == I915_TILING_Y)
ss->ss0.tiled_mode = 3;
ss->ss8.base_addr = buf->bo->offset;
ret = drm_intel_bo_emit_reloc(batch->bo,
intel_batchbuffer_subdata_offset(batch, ss) + 8 * 4,
buf->bo, 0, read_domain, write_domain);
igt_assert(ret == 0);
ss->ss2.height = igt_buf_height(buf) - 1;
ss->ss2.width = igt_buf_width(buf) - 1;
ss->ss3.pitch = buf->stride - 1;
ss->ss7.shader_chanel_select_r = 4;
ss->ss7.shader_chanel_select_g = 5;
ss->ss7.shader_chanel_select_b = 6;
ss->ss7.shader_chanel_select_a = 7;
return offset;
}
uint32_t
gen11_fill_surface_state(struct intel_batchbuffer *batch,
const struct igt_buf *buf,
uint32_t surface_type,
uint32_t format,
uint32_t vertical_alignment,
uint32_t horizontal_alignment,
int is_dst)
{
struct gen8_surface_state *ss;
uint32_t write_domain, read_domain, offset;
int ret;
if (is_dst) {
write_domain = read_domain = I915_GEM_DOMAIN_RENDER;
} else {
write_domain = 0;
read_domain = I915_GEM_DOMAIN_SAMPLER;
}
ss = intel_batchbuffer_subdata_alloc(batch, sizeof(*ss), 64);
offset = intel_batchbuffer_subdata_offset(batch, ss);
ss->ss0.surface_type = surface_type;
ss->ss0.surface_format = format;
ss->ss0.render_cache_read_write = 1;
ss->ss0.vertical_alignment = vertical_alignment; /* align 4 */
ss->ss0.horizontal_alignment = horizontal_alignment; /* align 4 */
if (buf->tiling == I915_TILING_X)
ss->ss0.tiled_mode = 2;
else if (buf->tiling == I915_TILING_Y)
ss->ss0.tiled_mode = 3;
else
ss->ss0.tiled_mode = 0;
ss->ss8.base_addr = buf->bo->offset;
ret = drm_intel_bo_emit_reloc(batch->bo,
intel_batchbuffer_subdata_offset(batch, ss) + 8 * 4,
buf->bo, 0, read_domain, write_domain);
igt_assert(ret == 0);
if (is_dst) {
ss->ss1.memory_object_control = 2;
ss->ss2.height = 1;
ss->ss2.width = 95;
ss->ss3.pitch = 0;
ss->ss7.shader_chanel_select_r = 4;
ss->ss7.shader_chanel_select_g = 5;
ss->ss7.shader_chanel_select_b = 6;
ss->ss7.shader_chanel_select_a = 7;
}
else {
ss->ss1.qpitch = 4040;
ss->ss1.base_mip_level = 31;
ss->ss2.height = 9216;
ss->ss2.width = 1019;
ss->ss3.pitch = 64;
ss->ss5.mip_count = 2;
}
return offset;
}
uint32_t
gen8_fill_interface_descriptor(struct intel_batchbuffer *batch,
const struct igt_buf *dst,
const uint32_t kernel[][4],
size_t size)
{
struct gen8_interface_descriptor_data *idd;
uint32_t offset;
uint32_t binding_table_offset, kernel_offset;
binding_table_offset = gen7_fill_binding_table(batch, dst);
kernel_offset = gen7_fill_kernel(batch, kernel, size);
idd = intel_batchbuffer_subdata_alloc(batch, sizeof(*idd), 64);
offset = intel_batchbuffer_subdata_offset(batch, idd);
idd->desc0.kernel_start_pointer = (kernel_offset >> 6);
idd->desc2.single_program_flow = 1;
idd->desc2.floating_point_mode = GEN8_FLOATING_POINT_IEEE_754;
idd->desc3.sampler_count = 0; /* 0 samplers used */
idd->desc3.sampler_state_pointer = 0;
idd->desc4.binding_table_entry_count = 0;
idd->desc4.binding_table_pointer = (binding_table_offset >> 5);
idd->desc5.constant_urb_entry_read_offset = 0;
idd->desc5.constant_urb_entry_read_length = 1; /* grf 1 */
idd->desc6.num_threads_in_tg = 1;
return offset;
}
uint32_t
gen11_fill_interface_descriptor(struct intel_batchbuffer *batch,
const struct igt_buf *src,const struct igt_buf *dst,
const uint32_t kernel[][4],
size_t size)
{
struct gen8_interface_descriptor_data *idd;
uint32_t offset;
uint32_t binding_table_offset, kernel_offset;
binding_table_offset = gen11_fill_binding_table(batch, src,dst);
kernel_offset = gen7_fill_kernel(batch, kernel, size);
idd = intel_batchbuffer_subdata_alloc(batch, sizeof(*idd), 64);
offset = intel_batchbuffer_subdata_offset(batch, idd);
idd->desc0.kernel_start_pointer = (kernel_offset >> 6);
idd->desc2.single_program_flow = 1;
idd->desc2.floating_point_mode = GEN8_FLOATING_POINT_IEEE_754;
idd->desc3.sampler_count = 0; /* 0 samplers used */
idd->desc3.sampler_state_pointer = 0;
idd->desc4.binding_table_entry_count = 0;
idd->desc4.binding_table_pointer = (binding_table_offset >> 5);
idd->desc5.constant_urb_entry_read_offset = 0;
idd->desc5.constant_urb_entry_read_length = 1; /* grf 1 */
idd->desc6.num_threads_in_tg = 1;
return offset;
}
void
gen8_emit_state_base_address(struct intel_batchbuffer *batch)
{
OUT_BATCH(GEN8_STATE_BASE_ADDRESS | (16 - 2));
/* general */
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
/* stateless data port */
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
/* surface */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_SAMPLER, 0, BASE_ADDRESS_MODIFY);
/* dynamic */
OUT_RELOC(batch->bo,
I915_GEM_DOMAIN_RENDER | I915_GEM_DOMAIN_INSTRUCTION,
0, BASE_ADDRESS_MODIFY);
/* indirect */
OUT_BATCH(0);
OUT_BATCH(0);
/* instruction */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
/* general state buffer size */
OUT_BATCH(0xfffff000 | 1);
/* dynamic state buffer size */
OUT_BATCH(1 << 12 | 1);
/* indirect object buffer size */
OUT_BATCH(0xfffff000 | 1);
/* instruction buffer size, must set modify enable bit, otherwise it may
* result in GPU hang
*/
OUT_BATCH(1 << 12 | 1);
}
void
gen8_emit_media_state_flush(struct intel_batchbuffer *batch)
{
OUT_BATCH(GEN8_MEDIA_STATE_FLUSH | (2 - 2));
OUT_BATCH(0);
}
void
gen8_emit_vfe_state(struct intel_batchbuffer *batch, uint32_t threads,
uint32_t urb_entries, uint32_t urb_size,
uint32_t curbe_size)
{
OUT_BATCH(GEN7_MEDIA_VFE_STATE | (9 - 2));
/* scratch buffer */
OUT_BATCH(0);
OUT_BATCH(0);
/* number of threads & urb entries */
OUT_BATCH(threads << 16 |
urb_entries << 8);
OUT_BATCH(0);
/* urb entry size & curbe size */
OUT_BATCH(urb_size << 16 |
curbe_size);
/* scoreboard */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(0);
}
void
gen8_emit_gpgpu_walk(struct intel_batchbuffer *batch,
unsigned int x, unsigned int y,
unsigned int width, unsigned int height)
{
uint32_t x_dim, y_dim, tmp, right_mask;
/*
* Simply do SIMD16 based dispatch, so every thread uses
* SIMD16 channels.
*
* Define our own thread group size, e.g 16x1 for every group, then
* will have 1 thread each group in SIMD16 dispatch. So thread
* width/height/depth are all 1.
*
* Then thread group X = width / 16 (aligned to 16)
* thread group Y = height;
*/
x_dim = (width + 15) / 16;
y_dim = height;
tmp = width & 15;
if (tmp == 0)
right_mask = (1 << 16) - 1;
else
right_mask = (1 << tmp) - 1;
OUT_BATCH(GEN7_GPGPU_WALKER | 13);
OUT_BATCH(0); /* kernel offset */
OUT_BATCH(0); /* indirect data length */
OUT_BATCH(0); /* indirect data offset */
/* SIMD size, thread w/h/d */
OUT_BATCH(1 << 30 | /* SIMD16 */
0 << 16 | /* depth:1 */
0 << 8 | /* height:1 */
0); /* width:1 */
/* thread group X */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(x_dim);
/* thread group Y */
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(y_dim);
/* thread group Z */
OUT_BATCH(0);
OUT_BATCH(1);
/* right mask */
OUT_BATCH(right_mask);
/* bottom mask, height 1, always 0xffffffff */
OUT_BATCH(0xffffffff);
}
void
gen_emit_media_object(struct intel_batchbuffer *batch,
unsigned int xoffset, unsigned int yoffset)
{
OUT_BATCH(GEN7_MEDIA_OBJECT | (8 - 2));
/* interface descriptor offset */
OUT_BATCH(0);
/* without indirect data */
OUT_BATCH(0);
OUT_BATCH(0);
/* scoreboard */
OUT_BATCH(0);
OUT_BATCH(0);
/* inline data (xoffset, yoffset) */
OUT_BATCH(xoffset);
OUT_BATCH(yoffset);
if (AT_LEAST_GEN(batch->devid, 8) && !IS_CHERRYVIEW(batch->devid))
gen8_emit_media_state_flush(batch);
}
void
gen9_emit_state_base_address(struct intel_batchbuffer *batch)
{
OUT_BATCH(GEN8_STATE_BASE_ADDRESS | (19 - 2));
/* general */
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
/* stateless data port */
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
/* surface */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_SAMPLER, 0, BASE_ADDRESS_MODIFY);
/* dynamic */
OUT_RELOC(batch->bo,
I915_GEM_DOMAIN_RENDER | I915_GEM_DOMAIN_INSTRUCTION,
0, BASE_ADDRESS_MODIFY);
/* indirect */
OUT_BATCH(0);
OUT_BATCH(0);
/* instruction */
OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
/* general state buffer size */
OUT_BATCH(0xfffff000 | 1);
/* dynamic state buffer size */
OUT_BATCH(1 << 12 | 1);
/* indirect object buffer size */
OUT_BATCH(0xfffff000 | 1);
/* intruction buffer size, must set modify enable bit, otherwise it may
* result in GPU hang
*/
OUT_BATCH(1 << 12 | 1);
/* Bindless surface state base address */
OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
OUT_BATCH(0);
OUT_BATCH(0xfffff000);
}