forked from KolibriOS/kolibrios
663 lines
18 KiB
C
663 lines
18 KiB
C
/*
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* Copyright © 2007-2011 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Chris Wilson <chris@chris-wilson.co.uk>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <assert.h>
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#include "sna.h"
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#include "sna_reg.h"
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#include "gen5_render.h"
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#include "kgem_debug.h"
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static struct state {
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struct vertex_buffer {
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int handle;
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void *base;
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int size;
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const char *ptr;
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int pitch;
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struct kgem_bo *current;
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} vb[17];
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struct vertex_elements {
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int buffer;
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int offset;
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bool valid;
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uint32_t type;
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uint8_t swizzle[4];
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} ve[17];
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int num_ve;
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struct dynamic_state {
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struct kgem_bo *current;
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void *base, *ptr;
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} dynamic_state;
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} state;
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static void gen5_update_vertex_buffer(struct kgem *kgem, const uint32_t *data)
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{
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struct drm_i915_gem_relocation_entry *reloc;
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struct kgem_bo *bo = NULL;
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void *base, *ptr;
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int i, size;
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reloc = kgem_debug_get_reloc_entry(kgem, &data[1] - kgem->batch);
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if (reloc->target_handle == -1) {
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base = kgem->batch;
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size = kgem->nbatch * sizeof(uint32_t);
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} else {
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bo = kgem_debug_get_bo_for_reloc_entry(kgem, reloc);
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base = kgem_bo_map__debug(kgem, bo);
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size = kgem_bo_size(bo);
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}
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ptr = (char *)base + reloc->delta;
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i = data[0] >> 27;
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state.vb[i].handle = reloc->target_handle;
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state.vb[i].current = bo;
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state.vb[i].base = base;
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state.vb[i].ptr = ptr;
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state.vb[i].pitch = data[0] & 0x7ff;
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state.vb[i].size = size;
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}
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static uint32_t
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get_ve_component(uint32_t data, int component)
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{
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return (data >> (16 + (3 - component) * 4)) & 0x7;
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}
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static void gen5_update_vertex_elements(struct kgem *kgem, int id, const uint32_t *data)
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{
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state.ve[id].buffer = data[0] >> 27;
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state.ve[id].valid = !!(data[0] & (1 << 26));
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state.ve[id].type = (data[0] >> 16) & 0x1ff;
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state.ve[id].offset = data[0] & 0x7ff;
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state.ve[id].swizzle[0] = get_ve_component(data[1], 0);
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state.ve[id].swizzle[1] = get_ve_component(data[1], 1);
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state.ve[id].swizzle[2] = get_ve_component(data[1], 2);
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state.ve[id].swizzle[3] = get_ve_component(data[1], 3);
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}
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static void vertices_sint16_out(const struct vertex_elements *ve, const int16_t *v, int max)
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{
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int c, o;
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ErrorF("(");
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for (c = o = 0; c < 4 && o < max; c++) {
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switch (ve->swizzle[c]) {
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case 0: ErrorF("#"); break;
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case 1: ErrorF("%d", v[o++]); break;
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case 2: ErrorF("0.0"); break;
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case 3: ErrorF("1.0"); break;
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case 4: ErrorF("0x1"); break;
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case 5: break;
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default: ErrorF("?");
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}
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if (o < max)
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ErrorF(", ");
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}
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ErrorF(")");
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}
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static void vertices_float_out(const struct vertex_elements *ve, const float *f, int max)
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{
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int c, o;
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ErrorF("(");
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for (c = o = 0; c < 4 && o < max; c++) {
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switch (ve->swizzle[c]) {
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case 0: ErrorF("#"); break;
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case 1: ErrorF("%f", f[o++]); break;
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case 2: ErrorF("0.0"); break;
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case 3: ErrorF("1.0"); break;
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case 4: ErrorF("0x1"); break;
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case 5: break;
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default: ErrorF("?");
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}
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if (o < max)
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ErrorF(", ");
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}
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ErrorF(")");
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}
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static void ve_out(const struct vertex_elements *ve, const void *ptr)
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{
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switch (ve->type) {
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case GEN5_SURFACEFORMAT_R32_FLOAT:
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vertices_float_out(ve, ptr, 1);
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break;
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case GEN5_SURFACEFORMAT_R32G32_FLOAT:
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vertices_float_out(ve, ptr, 2);
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break;
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case GEN5_SURFACEFORMAT_R32G32B32_FLOAT:
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vertices_float_out(ve, ptr, 3);
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break;
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case GEN5_SURFACEFORMAT_R32G32B32A32_FLOAT:
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vertices_float_out(ve, ptr, 4);
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break;
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case GEN5_SURFACEFORMAT_R16_SINT:
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vertices_sint16_out(ve, ptr, 1);
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break;
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case GEN5_SURFACEFORMAT_R16G16_SINT:
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vertices_sint16_out(ve, ptr, 2);
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break;
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case GEN5_SURFACEFORMAT_R16G16B16A16_SINT:
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vertices_sint16_out(ve, ptr, 4);
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break;
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case GEN5_SURFACEFORMAT_R16_SSCALED:
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vertices_sint16_out(ve, ptr, 1);
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break;
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case GEN5_SURFACEFORMAT_R16G16_SSCALED:
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vertices_sint16_out(ve, ptr, 2);
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break;
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case GEN5_SURFACEFORMAT_R16G16B16A16_SSCALED:
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vertices_sint16_out(ve, ptr, 4);
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break;
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}
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}
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static void indirect_vertex_out(struct kgem *kgem, uint32_t v)
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{
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int i = 1;
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do {
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const struct vertex_elements *ve = &state.ve[i];
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const struct vertex_buffer *vb = &state.vb[ve->buffer];
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const void *ptr = vb->ptr + v * vb->pitch + ve->offset;
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if (!ve->valid)
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continue;
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assert(vb->pitch);
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assert(ve->offset + v*vb->pitch < vb->size);
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ve_out(ve, ptr);
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while (++i <= state.num_ve && !state.ve[i].valid)
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;
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if (i <= state.num_ve)
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ErrorF(", ");
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} while (i <= state.num_ve);
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}
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static void primitive_out(struct kgem *kgem, uint32_t *data)
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{
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int n;
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assert((data[0] & (1<<15)) == 0); /* XXX index buffers */
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for (n = 0; n < data[1]; n++) {
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int v = data[2] + n;
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ErrorF(" [%d:%d] = ", n, v);
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indirect_vertex_out(kgem, v);
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ErrorF("\n");
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}
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}
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static void
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state_base_out(uint32_t *data, uint32_t offset, unsigned int index,
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const char *name)
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{
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if (data[index] & 1)
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kgem_debug_print(data, offset, index,
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"%s state base address 0x%08x\n",
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name, data[index] & ~1);
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else
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kgem_debug_print(data, offset, index,
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"%s state base not updated\n",
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name);
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}
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static void
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state_max_out(uint32_t *data, uint32_t offset, unsigned int index,
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const char *name)
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{
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if (data[index] == 1)
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kgem_debug_print(data, offset, index,
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"%s state upper bound disabled\n", name);
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else if (data[index] & 1)
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kgem_debug_print(data, offset, index,
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"%s state upper bound 0x%08x\n",
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name, data[index] & ~1);
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else
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kgem_debug_print(data, offset, index,
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"%s state upper bound not updated\n",
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name);
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}
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static const char *
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get_965_surfacetype(unsigned int surfacetype)
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{
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switch (surfacetype) {
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case 0: return "1D";
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case 1: return "2D";
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case 2: return "3D";
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case 3: return "CUBE";
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case 4: return "BUFFER";
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case 7: return "NULL";
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default: return "unknown";
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}
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}
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static const char *
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get_965_depthformat(unsigned int depthformat)
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{
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switch (depthformat) {
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case 0: return "s8_z24float";
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case 1: return "z32float";
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case 2: return "z24s8";
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case 5: return "z16";
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default: return "unknown";
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}
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}
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static const char *
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get_965_element_component(uint32_t data, int component)
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{
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uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
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switch (component_control) {
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case 0:
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return "nostore";
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case 1:
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switch (component) {
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case 0: return "X";
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case 1: return "Y";
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case 2: return "Z";
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case 3: return "W";
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default: return "fail";
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}
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case 2:
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return "0.0";
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case 3:
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return "1.0";
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case 4:
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return "0x1";
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case 5:
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return "VID";
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default:
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return "fail";
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}
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}
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static const char *
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get_965_prim_type(uint32_t data)
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{
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uint32_t primtype = (data >> 10) & 0x1f;
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switch (primtype) {
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case 0x01: return "point list";
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case 0x02: return "line list";
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case 0x03: return "line strip";
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case 0x04: return "tri list";
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case 0x05: return "tri strip";
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case 0x06: return "tri fan";
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case 0x07: return "quad list";
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case 0x08: return "quad strip";
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case 0x09: return "line list adj";
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case 0x0a: return "line strip adj";
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case 0x0b: return "tri list adj";
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case 0x0c: return "tri strip adj";
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case 0x0d: return "tri strip reverse";
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case 0x0e: return "polygon";
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case 0x0f: return "rect list";
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case 0x10: return "line loop";
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case 0x11: return "point list bf";
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case 0x12: return "line strip cont";
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case 0x13: return "line strip bf";
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case 0x14: return "line strip cont bf";
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case 0x15: return "tri fan no stipple";
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default: return "fail";
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}
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}
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#if 0
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struct reloc {
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struct kgem_bo *bo;
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void *base;
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};
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static void *
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get_reloc(struct kgem *kgem,
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void *base, const uint32_t *reloc,
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struct reloc *r)
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{
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uint32_t delta = *reloc;
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memset(r, 0, sizeof(*r));
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if (base == 0) {
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uint32_t handle = sizeof(uint32_t) * (reloc - kgem->batch);
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struct kgem_bo *bo = NULL;
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int i;
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for (i = 0; i < kgem->nreloc; i++)
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if (kgem->reloc[i].offset == handle)
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break;
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assert(i < kgem->nreloc);
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handle = kgem->reloc[i].target_handle;
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delta = kgem->reloc[i].delta;
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if (handle == 0) {
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base = kgem->batch;
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} else {
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list_for_each_entry(bo, &kgem->next_request->buffers, request)
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if (bo->handle == handle)
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break;
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assert(&bo->request != &kgem->next_request->buffers);
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base = kgem_bo_map(kgem, bo, PROT_READ);
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r->bo = bo;
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r->base = base;
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}
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}
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return (char *)base + delta;
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}
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#endif
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int kgem_gen5_decode_3d(struct kgem *kgem, uint32_t offset)
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{
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static const struct {
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uint32_t opcode;
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int min_len;
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int max_len;
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const char *name;
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} opcodes[] = {
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{ 0x6000, 3, 3, "URB_FENCE" },
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{ 0x6001, 2, 2, "CS_URB_FENCE" },
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{ 0x6002, 2, 2, "CONSTANT_BUFFER" },
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{ 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
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{ 0x6102, 2, 2 , "STATE_SIP" },
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{ 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
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{ 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
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{ 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
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{ 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
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{ 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
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{ 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
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{ 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
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{ 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
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{ 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
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{ 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
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{ 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
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{ 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
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{ 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
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{ 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
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{ 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
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{ 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
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{ 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
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{ 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
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{ 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
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{ 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
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{ 0x7910, 2, 2, "3DSTATE_CLEAR_PARAMS" },
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{ 0x7b00, 6, 6, "3DPRIMITIVE" },
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{ 0x7805, 3, 3, "3DSTATE_URB" },
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{ 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
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{ 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
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{ 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
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{ 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK" },
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};
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uint32_t *data = kgem->batch + offset;
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uint32_t op;
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unsigned int len;
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int i;
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const char *desc1 = NULL;
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len = (data[0] & 0xff) + 2;
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op = (data[0] & 0xffff0000) >> 16;
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switch (op) {
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case 0x6000:
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assert(len == 3);
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kgem_debug_print(data, offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
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(data[0] >> 13) & 1 ? "cs " : "",
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(data[0] >> 12) & 1 ? "vfe " : "",
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(data[0] >> 11) & 1 ? "sf " : "",
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(data[0] >> 10) & 1 ? "clip " : "",
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(data[0] >> 9) & 1 ? "gs " : "",
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(data[0] >> 8) & 1 ? "vs " : "");
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kgem_debug_print(data, offset, 1,
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"vs fence: %d, gs_fence: %d, clip_fence: %d\n",
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data[1] & 0x3ff,
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(data[1] >> 10) & 0x3ff,
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(data[1] >> 20) & 0x3ff);
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kgem_debug_print(data, offset, 2,
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"sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
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data[2] & 0x3ff,
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(data[2] >> 10) & 0x3ff,
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(data[2] >> 20) & 0x7ff);
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return len;
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case 0x6001:
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kgem_debug_print(data, offset, 0, "CS_URB_STATE\n");
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kgem_debug_print(data, offset, 1, "entry_size: %d [%d bytes], n_entries: %d\n",
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(data[1] >> 4) & 0x1f,
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(((data[1] >> 4) & 0x1f) + 1) * 64,
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data[1] & 0x7);
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return len;
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case 0x6002:
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kgem_debug_print(data, offset, 0, "CONSTANT_BUFFER: %s\n",
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(data[0] >> 8) & 1 ? "valid" : "invalid");
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kgem_debug_print(data, offset, 1, "offset: 0x%08x, length: %d bytes\n",
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data[1] & ~0x3f, ((data[1] & 0x3f) + 1) * 64);
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return len;
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case 0x6101:
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i = 0;
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kgem_debug_print(data, offset, i++, "STATE_BASE_ADDRESS\n");
|
|
assert(len == 8);
|
|
|
|
state_base_out(data, offset, i++, "general");
|
|
state_base_out(data, offset, i++, "surface");
|
|
state_base_out(data, offset, i++, "media");
|
|
state_base_out(data, offset, i++, "instruction");
|
|
|
|
state_max_out(data, offset, i++, "general");
|
|
state_max_out(data, offset, i++, "media");
|
|
state_max_out(data, offset, i++, "instruction");
|
|
|
|
return len;
|
|
|
|
case 0x7801:
|
|
assert(len == 6);
|
|
|
|
kgem_debug_print(data, offset, 0,
|
|
"3DSTATE_BINDING_TABLE_POINTERS\n");
|
|
kgem_debug_print(data, offset, 1, "VS binding table\n");
|
|
kgem_debug_print(data, offset, 2, "GS binding table\n");
|
|
kgem_debug_print(data, offset, 3, "CLIP binding table\n");
|
|
kgem_debug_print(data, offset, 4, "SF binding table\n");
|
|
kgem_debug_print(data, offset, 5, "WM binding table\n");
|
|
|
|
return len;
|
|
|
|
case 0x7808:
|
|
assert((len - 1) % 4 == 0);
|
|
kgem_debug_print(data, offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
|
|
|
|
for (i = 1; i < len;) {
|
|
gen5_update_vertex_buffer(kgem, data + i);
|
|
|
|
kgem_debug_print(data, offset, i, "buffer %d: %s, pitch %db\n",
|
|
data[i] >> 27,
|
|
data[i] & (1 << 20) ? "random" : "sequential",
|
|
data[i] & 0x07ff);
|
|
i++;
|
|
kgem_debug_print(data, offset, i++, "buffer address\n");
|
|
kgem_debug_print(data, offset, i++, "max index\n");
|
|
kgem_debug_print(data, offset, i++, "mbz\n");
|
|
}
|
|
return len;
|
|
|
|
case 0x7809:
|
|
assert((len + 1) % 2 == 0);
|
|
kgem_debug_print(data, offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
|
|
|
|
memset(state.ve, 0, sizeof(state.ve)); /* XXX? */
|
|
for (i = 1; i < len;) {
|
|
gen5_update_vertex_elements(kgem, (i - 1)/2, data + i);
|
|
|
|
kgem_debug_print(data, offset, i,
|
|
"buffer %d: %svalid, type 0x%04x, "
|
|
"src offset 0x%04x bytes\n",
|
|
data[i] >> 27,
|
|
data[i] & (1 << 26) ? "" : "in",
|
|
(data[i] >> 16) & 0x1ff,
|
|
data[i] & 0x07ff);
|
|
i++;
|
|
kgem_debug_print(data, offset, i, "(%s, %s, %s, %s)\n",
|
|
get_965_element_component(data[i], 0),
|
|
get_965_element_component(data[i], 1),
|
|
get_965_element_component(data[i], 2),
|
|
get_965_element_component(data[i], 3));
|
|
i++;
|
|
}
|
|
state.num_ve = (len - 1) / 2; /* XXX? */
|
|
return len;
|
|
|
|
case 0x780a:
|
|
assert(len == 3);
|
|
kgem_debug_print(data, offset, 0, "3DSTATE_INDEX_BUFFER\n");
|
|
kgem_debug_print(data, offset, 1, "beginning buffer address\n");
|
|
kgem_debug_print(data, offset, 2, "ending buffer address\n");
|
|
return len;
|
|
|
|
case 0x7900:
|
|
assert(len == 4);
|
|
kgem_debug_print(data, offset, 0,
|
|
"3DSTATE_DRAWING_RECTANGLE\n");
|
|
kgem_debug_print(data, offset, 1, "top left: %d,%d\n",
|
|
data[1] & 0xffff,
|
|
(data[1] >> 16) & 0xffff);
|
|
kgem_debug_print(data, offset, 2, "bottom right: %d,%d\n",
|
|
data[2] & 0xffff,
|
|
(data[2] >> 16) & 0xffff);
|
|
kgem_debug_print(data, offset, 3, "origin: %d,%d\n",
|
|
(int)data[3] & 0xffff,
|
|
((int)data[3] >> 16) & 0xffff);
|
|
return len;
|
|
|
|
case 0x7905:
|
|
assert(len == 7);
|
|
kgem_debug_print(data, offset, 0,
|
|
"3DSTATE_DEPTH_BUFFER\n");
|
|
kgem_debug_print(data, offset, 1, "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Seperate Stencil %d\n",
|
|
get_965_surfacetype(data[1] >> 29),
|
|
get_965_depthformat((data[1] >> 18) & 0x7),
|
|
(data[1] & 0x0001ffff) + 1,
|
|
data[1] & (1 << 27) ? "" : "not ",
|
|
(data[1] & (1 << 22)) != 0,
|
|
(data[1] & (1 << 21)) != 0);
|
|
kgem_debug_print(data, offset, 2, "depth offset\n");
|
|
kgem_debug_print(data, offset, 3, "%dx%d\n",
|
|
((data[3] & 0x0007ffc0) >> 6) + 1,
|
|
((data[3] & 0xfff80000) >> 19) + 1);
|
|
kgem_debug_print(data, offset, 4, "volume depth\n");
|
|
kgem_debug_print(data, offset, 5, "\n");
|
|
kgem_debug_print(data, offset, 6, "\n");
|
|
return len;
|
|
|
|
case 0x7a00:
|
|
assert(len == 4 || len == 5);
|
|
switch ((data[1] >> 14) & 0x3) {
|
|
case 0: desc1 = "no write"; break;
|
|
case 1: desc1 = "qword write"; break;
|
|
case 2: desc1 = "PS_DEPTH_COUNT write"; break;
|
|
case 3: desc1 = "TIMESTAMP write"; break;
|
|
}
|
|
kgem_debug_print(data, offset, 0, "PIPE_CONTROL\n");
|
|
kgem_debug_print(data, offset, 1,
|
|
"%s, %scs stall, %stlb invalidate, "
|
|
"%ssync gfdt, %sdepth stall, %sRC write flush, "
|
|
"%sinst flush, %sTC flush\n",
|
|
desc1,
|
|
data[1] & (1 << 20) ? "" : "no ",
|
|
data[1] & (1 << 18) ? "" : "no ",
|
|
data[1] & (1 << 17) ? "" : "no ",
|
|
data[1] & (1 << 13) ? "" : "no ",
|
|
data[1] & (1 << 12) ? "" : "no ",
|
|
data[1] & (1 << 11) ? "" : "no ",
|
|
data[1] & (1 << 10) ? "" : "no ");
|
|
if (len == 5) {
|
|
kgem_debug_print(data, offset, 2, "destination address\n");
|
|
kgem_debug_print(data, offset, 3, "immediate dword low\n");
|
|
kgem_debug_print(data, offset, 4, "immediate dword high\n");
|
|
} else {
|
|
for (i = 2; i < len; i++) {
|
|
kgem_debug_print(data, offset, i, "\n");
|
|
}
|
|
}
|
|
return len;
|
|
|
|
case 0x7b00:
|
|
assert(len == 6);
|
|
kgem_debug_print(data, offset, 0,
|
|
"3DPRIMITIVE: %s %s\n",
|
|
get_965_prim_type(data[0]),
|
|
(data[0] & (1 << 15)) ? "random" : "sequential");
|
|
kgem_debug_print(data, offset, 1, "vertex count\n");
|
|
kgem_debug_print(data, offset, 2, "start vertex\n");
|
|
kgem_debug_print(data, offset, 3, "instance count\n");
|
|
kgem_debug_print(data, offset, 4, "start instance\n");
|
|
kgem_debug_print(data, offset, 5, "index bias\n");
|
|
primitive_out(kgem, data);
|
|
return len;
|
|
}
|
|
|
|
/* For the rest, just dump the bytes */
|
|
for (i = 0; i < ARRAY_SIZE(opcodes); i++)
|
|
if (op == opcodes[i].opcode)
|
|
break;
|
|
|
|
assert(i < ARRAY_SIZE(opcodes));
|
|
|
|
len = 1;
|
|
kgem_debug_print(data, offset, 0, "%s\n", opcodes[i].name);
|
|
if (opcodes[i].max_len > 1) {
|
|
len = (data[0] & 0xff) + 2;
|
|
assert(len >= opcodes[i].min_len &&
|
|
len <= opcodes[i].max_len);
|
|
}
|
|
|
|
for (i = 1; i < len; i++)
|
|
kgem_debug_print(data, offset, i, "dword %d\n", i);
|
|
|
|
return len;
|
|
}
|
|
|
|
void kgem_gen5_finish_state(struct kgem *kgem)
|
|
{
|
|
memset(&state, 0, sizeof(state));
|
|
}
|