Move the intel vulkan driver to src/intel/vulkan

1 files changed, 1789 insertions, 0 deletions

diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c
new file mode 100644
index 00000000000..a8835f74179
--- /dev/null
+++ b/src/intel/vulkan/anv_device.c
@@ -0,0 +1,1789 @@
+/*
+ * Copyright © 2015 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 <assert.h>
+#include <stdbool.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include "anv_private.h"
+#include "mesa/main/git_sha1.h"
+#include "util/strtod.h"
+#include "util/debug.h"
+
+#include "genxml/gen7_pack.h"
+
+struct anv_dispatch_table dtable;
+
+static void
+compiler_debug_log(void *data, const char *fmt, ...)
+{ }
+
+static void
+compiler_perf_log(void *data, const char *fmt, ...)
+{
+   va_list args;
+   va_start(args, fmt);
+
+   if (unlikely(INTEL_DEBUG & DEBUG_PERF))
+      vfprintf(stderr, fmt, args);
+
+   va_end(args);
+}
+
+static VkResult
+anv_physical_device_init(struct anv_physical_device *device,
+                         struct anv_instance *instance,
+                         const char *path)
+{
+   VkResult result;
+   int fd;
+
+   fd = open(path, O_RDWR | O_CLOEXEC);
+   if (fd < 0)
+      return vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                       "failed to open %s: %m", path);
+
+   device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
+   device->instance = instance;
+   device->path = path;
+
+   device->chipset_id = anv_gem_get_param(fd, I915_PARAM_CHIPSET_ID);
+   if (!device->chipset_id) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "failed to get chipset id: %m");
+      goto fail;
+   }
+
+   device->name = brw_get_device_name(device->chipset_id);
+   device->info = brw_get_device_info(device->chipset_id);
+   if (!device->info) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "failed to get device info");
+      goto fail;
+   }
+
+   if (device->info->is_haswell) {
+      fprintf(stderr, "WARNING: Haswell Vulkan support is incomplete\n");
+   } else if (device->info->gen == 7 && !device->info->is_baytrail) {
+      fprintf(stderr, "WARNING: Ivy Bridge Vulkan support is incomplete\n");
+   } else if (device->info->gen == 7 && device->info->is_baytrail) {
+      fprintf(stderr, "WARNING: Bay Trail Vulkan support is incomplete\n");
+   } else if (device->info->gen >= 8) {
+      /* Broadwell, Cherryview, Skylake, Broxton, Kabylake is as fully
+       * supported as anything */
+   } else {
+      result = vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
+                         "Vulkan not yet supported on %s", device->name);
+      goto fail;
+   }
+
+   if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "failed to get aperture size: %m");
+      goto fail;
+   }
+
+   if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "kernel missing gem wait");
+      goto fail;
+   }
+
+   if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "kernel missing execbuf2");
+      goto fail;
+   }
+
+   if (!device->info->has_llc &&
+       anv_gem_get_param(fd, I915_PARAM_MMAP_VERSION) < 1) {
+      result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
+                         "kernel missing wc mmap");
+      goto fail;
+   }
+
+   bool swizzled = anv_gem_get_bit6_swizzle(fd, I915_TILING_X);
+
+   close(fd);
+
+   brw_process_intel_debug_variable();
+
+   device->compiler = brw_compiler_create(NULL, device->info);
+   if (device->compiler == NULL) {
+      result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+      goto fail;
+   }
+   device->compiler->shader_debug_log = compiler_debug_log;
+   device->compiler->shader_perf_log = compiler_perf_log;
+
+   /* XXX: Actually detect bit6 swizzling */
+   isl_device_init(&device->isl_dev, device->info, swizzled);
+
+   return VK_SUCCESS;
+
+fail:
+   close(fd);
+   return result;
+}
+
+static void
+anv_physical_device_finish(struct anv_physical_device *device)
+{
+   ralloc_free(device->compiler);
+}
+
+static const VkExtensionProperties global_extensions[] = {
+   {
+      .extensionName = VK_KHR_SURFACE_EXTENSION_NAME,
+      .specVersion = 25,
+   },
+   {
+      .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
+      .specVersion = 5,
+   },
+#ifdef HAVE_WAYLAND_PLATFORM
+   {
+      .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
+      .specVersion = 4,
+   },
+#endif
+};
+
+static const VkExtensionProperties device_extensions[] = {
+   {
+      .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
+      .specVersion = 67,
+   },
+};
+
+static void *
+default_alloc_func(void *pUserData, size_t size, size_t align, 
+                   VkSystemAllocationScope allocationScope)
+{
+   return malloc(size);
+}
+
+static void *
+default_realloc_func(void *pUserData, void *pOriginal, size_t size,
+                     size_t align, VkSystemAllocationScope allocationScope)
+{
+   return realloc(pOriginal, size);
+}
+
+static void
+default_free_func(void *pUserData, void *pMemory)
+{
+   free(pMemory);
+}
+
+static const VkAllocationCallbacks default_alloc = {
+   .pUserData = NULL,
+   .pfnAllocation = default_alloc_func,
+   .pfnReallocation = default_realloc_func,
+   .pfnFree = default_free_func,
+};
+
+VkResult anv_CreateInstance(
+    const VkInstanceCreateInfo*                 pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkInstance*                                 pInstance)
+{
+   struct anv_instance *instance;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
+
+   uint32_t client_version = pCreateInfo->pApplicationInfo ?
+                             pCreateInfo->pApplicationInfo->apiVersion :
+                             VK_MAKE_VERSION(1, 0, 0);
+   if (VK_MAKE_VERSION(1, 0, 0) > client_version ||
+       client_version > VK_MAKE_VERSION(1, 0, 3)) {
+      return vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
+                       "Client requested version %d.%d.%d",
+                       VK_VERSION_MAJOR(client_version),
+                       VK_VERSION_MINOR(client_version),
+                       VK_VERSION_PATCH(client_version));
+   }
+
+   for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
+      bool found = false;
+      for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
+         if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
+                    global_extensions[j].extensionName) == 0) {
+            found = true;
+            break;
+         }
+      }
+      if (!found)
+         return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
+   }
+
+   instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
+                         VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
+   if (!instance)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
+
+   if (pAllocator)
+      instance->alloc = *pAllocator;
+   else
+      instance->alloc = default_alloc;
+
+   instance->apiVersion = client_version;
+   instance->physicalDeviceCount = -1;
+
+   _mesa_locale_init();
+
+   VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
+
+   anv_init_wsi(instance);
+
+   *pInstance = anv_instance_to_handle(instance);
+
+   return VK_SUCCESS;
+}
+
+void anv_DestroyInstance(
+    VkInstance                                  _instance,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_instance, instance, _instance);
+
+   if (instance->physicalDeviceCount > 0) {
+      /* We support at most one physical device. */
+      assert(instance->physicalDeviceCount == 1);
+      anv_physical_device_finish(&instance->physicalDevice);
+   }
+
+   anv_finish_wsi(instance);
+
+   VG(VALGRIND_DESTROY_MEMPOOL(instance));
+
+   _mesa_locale_fini();
+
+   anv_free(&instance->alloc, instance);
+}
+
+VkResult anv_EnumeratePhysicalDevices(
+    VkInstance                                  _instance,
+    uint32_t*                                   pPhysicalDeviceCount,
+    VkPhysicalDevice*                           pPhysicalDevices)
+{
+   ANV_FROM_HANDLE(anv_instance, instance, _instance);
+   VkResult result;
+
+   if (instance->physicalDeviceCount < 0) {
+      result = anv_physical_device_init(&instance->physicalDevice,
+                                        instance, "/dev/dri/renderD128");
+      if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
+         instance->physicalDeviceCount = 0;
+      } else if (result == VK_SUCCESS) {
+         instance->physicalDeviceCount = 1;
+      } else {
+         return result;
+      }
+   }
+
+   /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
+    * otherwise it's an inout parameter.
+    *
+    * The Vulkan spec (git aaed022) says:
+    *
+    *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
+    *    that is initialized with the number of devices the application is
+    *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
+    *    an array of at least this many VkPhysicalDevice handles [...].
+    *
+    *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
+    *    overwrites the contents of the variable pointed to by
+    *    pPhysicalDeviceCount with the number of physical devices in in the
+    *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
+    *    pPhysicalDeviceCount with the number of physical handles written to
+    *    pPhysicalDevices.
+    */
+   if (!pPhysicalDevices) {
+      *pPhysicalDeviceCount = instance->physicalDeviceCount;
+   } else if (*pPhysicalDeviceCount >= 1) {
+      pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
+      *pPhysicalDeviceCount = 1;
+   } else {
+      *pPhysicalDeviceCount = 0;
+   }
+
+   return VK_SUCCESS;
+}
+
+void anv_GetPhysicalDeviceFeatures(
+    VkPhysicalDevice                            physicalDevice,
+    VkPhysicalDeviceFeatures*                   pFeatures)
+{
+   ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
+
+   *pFeatures = (VkPhysicalDeviceFeatures) {
+      .robustBufferAccess                       = true,
+      .fullDrawIndexUint32                      = true,
+      .imageCubeArray                           = false,
+      .independentBlend                         = pdevice->info->gen >= 8,
+      .geometryShader                           = true,
+      .tessellationShader                       = false,
+      .sampleRateShading                        = false,
+      .dualSrcBlend                             = true,
+      .logicOp                                  = true,
+      .multiDrawIndirect                        = false,
+      .drawIndirectFirstInstance                = false,
+      .depthClamp                               = false,
+      .depthBiasClamp                           = false,
+      .fillModeNonSolid                         = true,
+      .depthBounds                              = false,
+      .wideLines                                = true,
+      .largePoints                              = true,
+      .alphaToOne                               = true,
+      .multiViewport                            = true,
+      .samplerAnisotropy                        = false, /* FINISHME */
+      .textureCompressionETC2                   = true,
+      .textureCompressionASTC_LDR               = true,
+      .textureCompressionBC                     = true,
+      .occlusionQueryPrecise                    = true,
+      .pipelineStatisticsQuery                  = true,
+      .vertexPipelineStoresAndAtomics           = pdevice->info->gen >= 8,
+      .fragmentStoresAndAtomics                 = true,
+      .shaderTessellationAndGeometryPointSize   = true,
+      .shaderImageGatherExtended                = true,
+      .shaderStorageImageExtendedFormats        = false,
+      .shaderStorageImageMultisample            = false,
+      .shaderUniformBufferArrayDynamicIndexing  = true,
+      .shaderSampledImageArrayDynamicIndexing   = true,
+      .shaderStorageBufferArrayDynamicIndexing  = true,
+      .shaderStorageImageArrayDynamicIndexing   = true,
+      .shaderStorageImageReadWithoutFormat      = false,
+      .shaderStorageImageWriteWithoutFormat     = true,
+      .shaderClipDistance                       = false,
+      .shaderCullDistance                       = false,
+      .shaderFloat64                            = false,
+      .shaderInt64                              = false,
+      .shaderInt16                              = false,
+      .alphaToOne                               = true,
+      .variableMultisampleRate                  = false,
+      .inheritedQueries                         = false,
+   };
+}
+
+void
+anv_device_get_cache_uuid(void *uuid)
+{
+   memset(uuid, 0, VK_UUID_SIZE);
+   snprintf(uuid, VK_UUID_SIZE, "anv-%s", MESA_GIT_SHA1 + 4);
+}
+
+void anv_GetPhysicalDeviceProperties(
+    VkPhysicalDevice                            physicalDevice,
+    VkPhysicalDeviceProperties*                 pProperties)
+{
+   ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
+   const struct brw_device_info *devinfo = pdevice->info;
+
+   anv_finishme("Get correct values for VkPhysicalDeviceLimits");
+
+   const float time_stamp_base = devinfo->gen >= 9 ? 83.333 : 80.0;
+
+   VkSampleCountFlags sample_counts =
+      isl_device_get_sample_counts(&pdevice->isl_dev);
+
+   VkPhysicalDeviceLimits limits = {
+      .maxImageDimension1D                      = (1 << 14),
+      .maxImageDimension2D                      = (1 << 14),
+      .maxImageDimension3D                      = (1 << 10),
+      .maxImageDimensionCube                    = (1 << 14),
+      .maxImageArrayLayers                      = (1 << 10),
+      .maxTexelBufferElements                   = 128 * 1024 * 1024,
+      .maxUniformBufferRange                    = UINT32_MAX,
+      .maxStorageBufferRange                    = UINT32_MAX,
+      .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
+      .maxMemoryAllocationCount                 = UINT32_MAX,
+      .maxSamplerAllocationCount                = 64 * 1024,
+      .bufferImageGranularity                   = 64, /* A cache line */
+      .sparseAddressSpaceSize                   = 0,
+      .maxBoundDescriptorSets                   = MAX_SETS,
+      .maxPerStageDescriptorSamplers            = 64,
+      .maxPerStageDescriptorUniformBuffers      = 64,
+      .maxPerStageDescriptorStorageBuffers      = 64,
+      .maxPerStageDescriptorSampledImages       = 64,
+      .maxPerStageDescriptorStorageImages       = 64,
+      .maxPerStageDescriptorInputAttachments    = 64,
+      .maxPerStageResources                     = 128,
+      .maxDescriptorSetSamplers                 = 256,
+      .maxDescriptorSetUniformBuffers           = 256,
+      .maxDescriptorSetUniformBuffersDynamic    = 256,
+      .maxDescriptorSetStorageBuffers           = 256,
+      .maxDescriptorSetStorageBuffersDynamic    = 256,
+      .maxDescriptorSetSampledImages            = 256,
+      .maxDescriptorSetStorageImages            = 256,
+      .maxDescriptorSetInputAttachments         = 256,
+      .maxVertexInputAttributes                 = 32,
+      .maxVertexInputBindings                   = 32,
+      .maxVertexInputAttributeOffset            = 2047,
+      .maxVertexInputBindingStride              = 2048,
+      .maxVertexOutputComponents                = 128,
+      .maxTessellationGenerationLevel           = 0,
+      .maxTessellationPatchSize                 = 0,
+      .maxTessellationControlPerVertexInputComponents = 0,
+      .maxTessellationControlPerVertexOutputComponents = 0,
+      .maxTessellationControlPerPatchOutputComponents = 0,
+      .maxTessellationControlTotalOutputComponents = 0,
+      .maxTessellationEvaluationInputComponents = 0,
+      .maxTessellationEvaluationOutputComponents = 0,
+      .maxGeometryShaderInvocations             = 32,
+      .maxGeometryInputComponents               = 64,
+      .maxGeometryOutputComponents              = 128,
+      .maxGeometryOutputVertices                = 256,
+      .maxGeometryTotalOutputComponents         = 1024,
+      .maxFragmentInputComponents               = 128,
+      .maxFragmentOutputAttachments             = 8,
+      .maxFragmentDualSrcAttachments            = 2,
+      .maxFragmentCombinedOutputResources       = 8,
+      .maxComputeSharedMemorySize               = 32768,
+      .maxComputeWorkGroupCount                 = { 65535, 65535, 65535 },
+      .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
+      .maxComputeWorkGroupSize = {
+         16 * devinfo->max_cs_threads,
+         16 * devinfo->max_cs_threads,
+         16 * devinfo->max_cs_threads,
+      },
+      .subPixelPrecisionBits                    = 4 /* FIXME */,
+      .subTexelPrecisionBits                    = 4 /* FIXME */,
+      .mipmapPrecisionBits                      = 4 /* FIXME */,
+      .maxDrawIndexedIndexValue                 = UINT32_MAX,
+      .maxDrawIndirectCount                     = UINT32_MAX,
+      .maxSamplerLodBias                        = 16,
+      .maxSamplerAnisotropy                     = 16,
+      .maxViewports                             = MAX_VIEWPORTS,
+      .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
+      .viewportBoundsRange                      = { -16384.0, 16384.0 },
+      .viewportSubPixelBits                     = 13, /* We take a float? */
+      .minMemoryMapAlignment                    = 4096, /* A page */
+      .minTexelBufferOffsetAlignment            = 1,
+      .minUniformBufferOffsetAlignment          = 1,
+      .minStorageBufferOffsetAlignment          = 1,
+      .minTexelOffset                           = -8,
+      .maxTexelOffset                           = 7,
+      .minTexelGatherOffset                     = -8,
+      .maxTexelGatherOffset                     = 7,
+      .minInterpolationOffset                   = 0, /* FIXME */
+      .maxInterpolationOffset                   = 0, /* FIXME */
+      .subPixelInterpolationOffsetBits          = 0, /* FIXME */
+      .maxFramebufferWidth                      = (1 << 14),
+      .maxFramebufferHeight                     = (1 << 14),
+      .maxFramebufferLayers                     = (1 << 10),
+      .framebufferColorSampleCounts             = sample_counts,
+      .framebufferDepthSampleCounts             = sample_counts,
+      .framebufferStencilSampleCounts           = sample_counts,
+      .framebufferNoAttachmentsSampleCounts     = sample_counts,
+      .maxColorAttachments                      = MAX_RTS,
+      .sampledImageColorSampleCounts            = sample_counts,
+      .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
+      .sampledImageDepthSampleCounts            = sample_counts,
+      .sampledImageStencilSampleCounts          = sample_counts,
+      .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
+      .maxSampleMaskWords                       = 1,
+      .timestampComputeAndGraphics              = false,
+      .timestampPeriod                          = time_stamp_base / (1000 * 1000 * 1000),
+      .maxClipDistances                         = 0 /* FIXME */,
+      .maxCullDistances                         = 0 /* FIXME */,
+      .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
+      .discreteQueuePriorities                  = 1,
+      .pointSizeRange                           = { 0.125, 255.875 },
+      .lineWidthRange                           = { 0.0, 7.9921875 },
+      .pointSizeGranularity                     = (1.0 / 8.0),
+      .lineWidthGranularity                     = (1.0 / 128.0),
+      .strictLines                              = false, /* FINISHME */
+      .standardSampleLocations                  = true,
+      .optimalBufferCopyOffsetAlignment         = 128,
+      .optimalBufferCopyRowPitchAlignment       = 128,
+      .nonCoherentAtomSize                      = 64,
+   };
+
+   *pProperties = (VkPhysicalDeviceProperties) {
+      .apiVersion = VK_MAKE_VERSION(1, 0, 2),
+      .driverVersion = 1,
+      .vendorID = 0x8086,
+      .deviceID = pdevice->chipset_id,
+      .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
+      .limits = limits,
+      .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
+   };
+
+   strcpy(pProperties->deviceName, pdevice->name);
+   anv_device_get_cache_uuid(pProperties->pipelineCacheUUID);
+}
+
+void anv_GetPhysicalDeviceQueueFamilyProperties(
+    VkPhysicalDevice                            physicalDevice,
+    uint32_t*                                   pCount,
+    VkQueueFamilyProperties*                    pQueueFamilyProperties)
+{
+   if (pQueueFamilyProperties == NULL) {
+      *pCount = 1;
+      return;
+   }
+
+   assert(*pCount >= 1);
+
+   *pQueueFamilyProperties = (VkQueueFamilyProperties) {
+      .queueFlags = VK_QUEUE_GRAPHICS_BIT |
+                    VK_QUEUE_COMPUTE_BIT |
+                    VK_QUEUE_TRANSFER_BIT,
+      .queueCount = 1,
+      .timestampValidBits = 36, /* XXX: Real value here */
+      .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
+   };
+}
+
+void anv_GetPhysicalDeviceMemoryProperties(
+    VkPhysicalDevice                            physicalDevice,
+    VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
+{
+   ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
+   VkDeviceSize heap_size;
+
+   /* Reserve some wiggle room for the driver by exposing only 75% of the
+    * aperture to the heap.
+    */
+   heap_size = 3 * physical_device->aperture_size / 4;
+
+   if (physical_device->info->has_llc) {
+      /* Big core GPUs share LLC with the CPU and thus one memory type can be
+       * both cached and coherent at the same time.
+       */
+      pMemoryProperties->memoryTypeCount = 1;
+      pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
+         .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
+                          VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
+                          VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
+                          VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
+         .heapIndex = 0,
+      };
+   } else {
+      /* The spec requires that we expose a host-visible, coherent memory
+       * type, but Atom GPUs don't share LLC. Thus we offer two memory types
+       * to give the application a choice between cached, but not coherent and
+       * coherent but uncached (WC though).
+       */
+      pMemoryProperties->memoryTypeCount = 2;
+      pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
+         .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
+                          VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
+                          VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
+         .heapIndex = 0,
+      };
+      pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
+         .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
+                          VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
+                          VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
+         .heapIndex = 0,
+      };
+   }
+
+   pMemoryProperties->memoryHeapCount = 1;
+   pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
+      .size = heap_size,
+      .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
+   };
+}
+
+PFN_vkVoidFunction anv_GetInstanceProcAddr(
+    VkInstance                                  instance,
+    const char*                                 pName)
+{
+   return anv_lookup_entrypoint(pName);
+}
+
+/* The loader wants us to expose a second GetInstanceProcAddr function
+ * to work around certain LD_PRELOAD issues seen in apps.
+ */
+VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
+    VkInstance                                  instance,
+    const char*                                 pName);
+
+VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
+    VkInstance                                  instance,
+    const char*                                 pName)
+{
+   return anv_GetInstanceProcAddr(instance, pName);
+}
+
+PFN_vkVoidFunction anv_GetDeviceProcAddr(
+    VkDevice                                    device,
+    const char*                                 pName)
+{
+   return anv_lookup_entrypoint(pName);
+}
+
+static VkResult
+anv_queue_init(struct anv_device *device, struct anv_queue *queue)
+{
+   queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
+   queue->device = device;
+   queue->pool = &device->surface_state_pool;
+
+   return VK_SUCCESS;
+}
+
+static void
+anv_queue_finish(struct anv_queue *queue)
+{
+}
+
+static struct anv_state
+anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
+{
+   struct anv_state state;
+
+   state = anv_state_pool_alloc(pool, size, align);
+   memcpy(state.map, p, size);
+
+   if (!pool->block_pool->device->info.has_llc)
+      anv_state_clflush(state);
+
+   return state;
+}
+
+struct gen8_border_color {
+   union {
+      float float32[4];
+      uint32_t uint32[4];
+   };
+   /* Pad out to 64 bytes */
+   uint32_t _pad[12];
+};
+
+static void
+anv_device_init_border_colors(struct anv_device *device)
+{
+   static const struct gen8_border_color border_colors[] = {
+      [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
+      [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
+      [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
+      [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
+      [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
+      [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
+   };
+
+   device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
+                                                    sizeof(border_colors), 64,
+                                                    border_colors);
+}
+
+VkResult
+anv_device_submit_simple_batch(struct anv_device *device,
+                               struct anv_batch *batch)
+{
+   struct drm_i915_gem_execbuffer2 execbuf;
+   struct drm_i915_gem_exec_object2 exec2_objects[1];
+   struct anv_bo bo;
+   VkResult result = VK_SUCCESS;
+   uint32_t size;
+   int64_t timeout;
+   int ret;
+
+   /* Kernel driver requires 8 byte aligned batch length */
+   size = align_u32(batch->next - batch->start, 8);
+   assert(size < device->batch_bo_pool.bo_size);
+   result = anv_bo_pool_alloc(&device->batch_bo_pool, &bo);
+   if (result != VK_SUCCESS)
+      return result;
+
+   memcpy(bo.map, batch->start, size);
+   if (!device->info.has_llc)
+      anv_clflush_range(bo.map, size);
+
+   exec2_objects[0].handle = bo.gem_handle;
+   exec2_objects[0].relocation_count = 0;
+   exec2_objects[0].relocs_ptr = 0;
+   exec2_objects[0].alignment = 0;
+   exec2_objects[0].offset = bo.offset;
+   exec2_objects[0].flags = 0;
+   exec2_objects[0].rsvd1 = 0;
+   exec2_objects[0].rsvd2 = 0;
+
+   execbuf.buffers_ptr = (uintptr_t) exec2_objects;
+   execbuf.buffer_count = 1;
+   execbuf.batch_start_offset = 0;
+   execbuf.batch_len = size;
+   execbuf.cliprects_ptr = 0;
+   execbuf.num_cliprects = 0;
+   execbuf.DR1 = 0;
+   execbuf.DR4 = 0;
+
+   execbuf.flags =
+      I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
+   execbuf.rsvd1 = device->context_id;
+   execbuf.rsvd2 = 0;
+
+   ret = anv_gem_execbuffer(device, &execbuf);
+   if (ret != 0) {
+      /* We don't know the real error. */
+      result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
+      goto fail;
+   }
+
+   timeout = INT64_MAX;
+   ret = anv_gem_wait(device, bo.gem_handle, &timeout);
+   if (ret != 0) {
+      /* We don't know the real error. */
+      result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
+      goto fail;
+   }
+
+ fail:
+   anv_bo_pool_free(&device->batch_bo_pool, &bo);
+
+   return result;
+}
+
+VkResult anv_CreateDevice(
+    VkPhysicalDevice                            physicalDevice,
+    const VkDeviceCreateInfo*                   pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkDevice*                                   pDevice)
+{
+   ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
+   VkResult result;
+   struct anv_device *device;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
+
+   for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
+      bool found = false;
+      for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
+         if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
+                    device_extensions[j].extensionName) == 0) {
+            found = true;
+            break;
+         }
+      }
+      if (!found)
+         return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
+   }
+
+   anv_set_dispatch_devinfo(physical_device->info);
+
+   device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
+                       sizeof(*device), 8,
+                       VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
+   if (!device)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
+   device->instance = physical_device->instance;
+   device->chipset_id = physical_device->chipset_id;
+
+   if (pAllocator)
+      device->alloc = *pAllocator;
+   else
+      device->alloc = physical_device->instance->alloc;
+
+   /* XXX(chadv): Can we dup() physicalDevice->fd here? */
+   device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
+   if (device->fd == -1) {
+      result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
+      goto fail_device;
+   }
+
+   device->context_id = anv_gem_create_context(device);
+   if (device->context_id == -1) {
+      result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
+      goto fail_fd;
+   }
+
+   device->info = *physical_device->info;
+   device->isl_dev = physical_device->isl_dev;
+
+   pthread_mutex_init(&device->mutex, NULL);
+
+   anv_bo_pool_init(&device->batch_bo_pool, device, ANV_CMD_BUFFER_BATCH_SIZE);
+
+   anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
+
+   anv_state_pool_init(&device->dynamic_state_pool,
+                       &device->dynamic_state_block_pool);
+
+   anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
+   anv_pipeline_cache_init(&device->default_pipeline_cache, device);
+
+   anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
+
+   anv_state_pool_init(&device->surface_state_pool,
+                       &device->surface_state_block_pool);
+
+   anv_bo_init_new(&device->workaround_bo, device, 1024);
+
+   anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
+
+   anv_queue_init(device, &device->queue);
+
+   switch (device->info.gen) {
+   case 7:
+      if (!device->info.is_haswell)
+         result = gen7_init_device_state(device);
+      else
+         result = gen75_init_device_state(device);
+      break;
+   case 8:
+      result = gen8_init_device_state(device);
+      break;
+   case 9:
+      result = gen9_init_device_state(device);
+      break;
+   default:
+      /* Shouldn't get here as we don't create physical devices for any other
+       * gens. */
+      unreachable("unhandled gen");
+   }
+   if (result != VK_SUCCESS)
+      goto fail_fd;
+
+   result = anv_device_init_meta(device);
+   if (result != VK_SUCCESS)
+      goto fail_fd;
+
+   anv_device_init_border_colors(device);
+
+   *pDevice = anv_device_to_handle(device);
+
+   return VK_SUCCESS;
+
+ fail_fd:
+   close(device->fd);
+ fail_device:
+   anv_free(&device->alloc, device);
+
+   return result;
+}
+
+void anv_DestroyDevice(
+    VkDevice                                    _device,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+
+   anv_queue_finish(&device->queue);
+
+   anv_device_finish_meta(device);
+
+#ifdef HAVE_VALGRIND
+   /* We only need to free these to prevent valgrind errors.  The backing
+    * BO will go away in a couple of lines so we don't actually leak.
+    */
+   anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
+#endif
+
+   anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
+   anv_gem_close(device, device->workaround_bo.gem_handle);
+
+   anv_bo_pool_finish(&device->batch_bo_pool);
+   anv_state_pool_finish(&device->dynamic_state_pool);
+   anv_block_pool_finish(&device->dynamic_state_block_pool);
+   anv_block_pool_finish(&device->instruction_block_pool);
+   anv_state_pool_finish(&device->surface_state_pool);
+   anv_block_pool_finish(&device->surface_state_block_pool);
+   anv_block_pool_finish(&device->scratch_block_pool);
+
+   close(device->fd);
+
+   pthread_mutex_destroy(&device->mutex);
+
+   anv_free(&device->alloc, device);
+}
+
+VkResult anv_EnumerateInstanceExtensionProperties(
+    const char*                                 pLayerName,
+    uint32_t*                                   pPropertyCount,
+    VkExtensionProperties*                      pProperties)
+{
+   if (pProperties == NULL) {
+      *pPropertyCount = ARRAY_SIZE(global_extensions);
+      return VK_SUCCESS;
+   }
+
+   assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
+
+   *pPropertyCount = ARRAY_SIZE(global_extensions);
+   memcpy(pProperties, global_extensions, sizeof(global_extensions));
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_EnumerateDeviceExtensionProperties(
+    VkPhysicalDevice                            physicalDevice,
+    const char*                                 pLayerName,
+    uint32_t*                                   pPropertyCount,
+    VkExtensionProperties*                      pProperties)
+{
+   if (pProperties == NULL) {
+      *pPropertyCount = ARRAY_SIZE(device_extensions);
+      return VK_SUCCESS;
+   }
+
+   assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
+
+   *pPropertyCount = ARRAY_SIZE(device_extensions);
+   memcpy(pProperties, device_extensions, sizeof(device_extensions));
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_EnumerateInstanceLayerProperties(
+    uint32_t*                                   pPropertyCount,
+    VkLayerProperties*                          pProperties)
+{
+   if (pProperties == NULL) {
+      *pPropertyCount = 0;
+      return VK_SUCCESS;
+   }
+
+   /* None supported at this time */
+   return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
+}
+
+VkResult anv_EnumerateDeviceLayerProperties(
+    VkPhysicalDevice                            physicalDevice,
+    uint32_t*                                   pPropertyCount,
+    VkLayerProperties*                          pProperties)
+{
+   if (pProperties == NULL) {
+      *pPropertyCount = 0;
+      return VK_SUCCESS;
+   }
+
+   /* None supported at this time */
+   return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
+}
+
+void anv_GetDeviceQueue(
+    VkDevice                                    _device,
+    uint32_t                                    queueNodeIndex,
+    uint32_t                                    queueIndex,
+    VkQueue*                                    pQueue)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+
+   assert(queueIndex == 0);
+
+   *pQueue = anv_queue_to_handle(&device->queue);
+}
+
+VkResult anv_QueueSubmit(
+    VkQueue                                     _queue,
+    uint32_t                                    submitCount,
+    const VkSubmitInfo*                         pSubmits,
+    VkFence                                     _fence)
+{
+   ANV_FROM_HANDLE(anv_queue, queue, _queue);
+   ANV_FROM_HANDLE(anv_fence, fence, _fence);
+   struct anv_device *device = queue->device;
+   int ret;
+
+   for (uint32_t i = 0; i < submitCount; i++) {
+      for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
+         ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
+                         pSubmits[i].pCommandBuffers[j]);
+         assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
+
+         ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
+         if (ret != 0) {
+            /* We don't know the real error. */
+            return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
+                             "execbuf2 failed: %m");
+         }
+
+         for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
+            cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
+      }
+   }
+
+   if (fence) {
+      ret = anv_gem_execbuffer(device, &fence->execbuf);
+      if (ret != 0) {
+         /* We don't know the real error. */
+         return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
+                          "execbuf2 failed: %m");
+      }
+   }
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_QueueWaitIdle(
+    VkQueue                                     _queue)
+{
+   ANV_FROM_HANDLE(anv_queue, queue, _queue);
+
+   return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
+}
+
+VkResult anv_DeviceWaitIdle(
+    VkDevice                                    _device)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_batch batch;
+
+   uint32_t cmds[8];
+   batch.start = batch.next = cmds;
+   batch.end = (void *) cmds + sizeof(cmds);
+
+   anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
+   anv_batch_emit(&batch, GEN7_MI_NOOP);
+
+   return anv_device_submit_simple_batch(device, &batch);
+}
+
+VkResult
+anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
+{
+   bo->gem_handle = anv_gem_create(device, size);
+   if (!bo->gem_handle)
+      return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
+
+   bo->map = NULL;
+   bo->index = 0;
+   bo->offset = 0;
+   bo->size = size;
+   bo->is_winsys_bo = false;
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_AllocateMemory(
+    VkDevice                                    _device,
+    const VkMemoryAllocateInfo*                 pAllocateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkDeviceMemory*                             pMem)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_device_memory *mem;
+   VkResult result;
+
+   assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
+
+   if (pAllocateInfo->allocationSize == 0) {
+      /* Apparently, this is allowed */
+      *pMem = VK_NULL_HANDLE;
+      return VK_SUCCESS;
+   }
+
+   /* We support exactly one memory heap. */
+   assert(pAllocateInfo->memoryTypeIndex == 0 ||
+          (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
+
+   /* FINISHME: Fail if allocation request exceeds heap size. */
+
+   mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
+                    VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+   if (mem == NULL)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   /* The kernel is going to give us whole pages anyway */
+   uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
+
+   result = anv_bo_init_new(&mem->bo, device, alloc_size);
+   if (result != VK_SUCCESS)
+      goto fail;
+
+   mem->type_index = pAllocateInfo->memoryTypeIndex;
+
+   *pMem = anv_device_memory_to_handle(mem);
+
+   return VK_SUCCESS;
+
+ fail:
+   anv_free2(&device->alloc, pAllocator, mem);
+
+   return result;
+}
+
+void anv_FreeMemory(
+    VkDevice                                    _device,
+    VkDeviceMemory                              _mem,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
+
+   if (mem == NULL)
+      return;
+
+   if (mem->bo.map)
+      anv_gem_munmap(mem->bo.map, mem->bo.size);
+
+   if (mem->bo.gem_handle != 0)
+      anv_gem_close(device, mem->bo.gem_handle);
+
+   anv_free2(&device->alloc, pAllocator, mem);
+}
+
+VkResult anv_MapMemory(
+    VkDevice                                    _device,
+    VkDeviceMemory                              _memory,
+    VkDeviceSize                                offset,
+    VkDeviceSize                                size,
+    VkMemoryMapFlags                            flags,
+    void**                                      ppData)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
+
+   if (mem == NULL) {
+      *ppData = NULL;
+      return VK_SUCCESS;
+   }
+
+   if (size == VK_WHOLE_SIZE)
+      size = mem->bo.size - offset;
+
+   /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
+    * takes a VkDeviceMemory pointer, it seems like only one map of the memory
+    * at a time is valid. We could just mmap up front and return an offset
+    * pointer here, but that may exhaust virtual memory on 32 bit
+    * userspace. */
+
+   uint32_t gem_flags = 0;
+   if (!device->info.has_llc && mem->type_index == 0)
+      gem_flags |= I915_MMAP_WC;
+
+   /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
+   uint64_t map_offset = offset & ~4095ull;
+   assert(offset >= map_offset);
+   uint64_t map_size = (offset + size) - map_offset;
+
+   /* Let's map whole pages */
+   map_size = align_u64(map_size, 4096);
+
+   mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
+                           map_offset, map_size, gem_flags);
+   mem->map_size = map_size;
+
+   *ppData = mem->map + (offset - map_offset);
+
+   return VK_SUCCESS;
+}
+
+void anv_UnmapMemory(
+    VkDevice                                    _device,
+    VkDeviceMemory                              _memory)
+{
+   ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
+
+   if (mem == NULL)
+      return;
+
+   anv_gem_munmap(mem->map, mem->map_size);
+}
+
+static void
+clflush_mapped_ranges(struct anv_device         *device,
+                      uint32_t                   count,
+                      const VkMappedMemoryRange *ranges)
+{
+   for (uint32_t i = 0; i < count; i++) {
+      ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
+      void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
+      void *end;
+
+      if (ranges[i].offset + ranges[i].size > mem->map_size)
+         end = mem->map + mem->map_size;
+      else
+         end = mem->map + ranges[i].offset + ranges[i].size;
+
+      while (p < end) {
+         __builtin_ia32_clflush(p);
+         p += CACHELINE_SIZE;
+      }
+   }
+}
+
+VkResult anv_FlushMappedMemoryRanges(
+    VkDevice                                    _device,
+    uint32_t                                    memoryRangeCount,
+    const VkMappedMemoryRange*                  pMemoryRanges)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+
+   if (device->info.has_llc)
+      return VK_SUCCESS;
+
+   /* Make sure the writes we're flushing have landed. */
+   __builtin_ia32_mfence();
+
+   clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_InvalidateMappedMemoryRanges(
+    VkDevice                                    _device,
+    uint32_t                                    memoryRangeCount,
+    const VkMappedMemoryRange*                  pMemoryRanges)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+
+   if (device->info.has_llc)
+      return VK_SUCCESS;
+
+   clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
+
+   /* Make sure no reads get moved up above the invalidate. */
+   __builtin_ia32_mfence();
+
+   return VK_SUCCESS;
+}
+
+void anv_GetBufferMemoryRequirements(
+    VkDevice                                    device,
+    VkBuffer                                    _buffer,
+    VkMemoryRequirements*                       pMemoryRequirements)
+{
+   ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
+
+   /* The Vulkan spec (git aaed022) says:
+    *
+    *    memoryTypeBits is a bitfield and contains one bit set for every
+    *    supported memory type for the resource. The bit `1<<i` is set if and
+    *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
+    *    structure for the physical device is supported.
+    *
+    * We support exactly one memory type.
+    */
+   pMemoryRequirements->memoryTypeBits = 1;
+
+   pMemoryRequirements->size = buffer->size;
+   pMemoryRequirements->alignment = 16;
+}
+
+void anv_GetImageMemoryRequirements(
+    VkDevice                                    device,
+    VkImage                                     _image,
+    VkMemoryRequirements*                       pMemoryRequirements)
+{
+   ANV_FROM_HANDLE(anv_image, image, _image);
+
+   /* The Vulkan spec (git aaed022) says:
+    *
+    *    memoryTypeBits is a bitfield and contains one bit set for every
+    *    supported memory type for the resource. The bit `1<<i` is set if and
+    *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
+    *    structure for the physical device is supported.
+    *
+    * We support exactly one memory type.
+    */
+   pMemoryRequirements->memoryTypeBits = 1;
+
+   pMemoryRequirements->size = image->size;
+   pMemoryRequirements->alignment = image->alignment;
+}
+
+void anv_GetImageSparseMemoryRequirements(
+    VkDevice                                    device,
+    VkImage                                     image,
+    uint32_t*                                   pSparseMemoryRequirementCount,
+    VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
+{
+   stub();
+}
+
+void anv_GetDeviceMemoryCommitment(
+    VkDevice                                    device,
+    VkDeviceMemory                              memory,
+    VkDeviceSize*                               pCommittedMemoryInBytes)
+{
+   *pCommittedMemoryInBytes = 0;
+}
+
+VkResult anv_BindBufferMemory(
+    VkDevice                                    device,
+    VkBuffer                                    _buffer,
+    VkDeviceMemory                              _memory,
+    VkDeviceSize                                memoryOffset)
+{
+   ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
+   ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
+
+   if (mem) {
+      buffer->bo = &mem->bo;
+      buffer->offset = memoryOffset;
+   } else {
+      buffer->bo = NULL;
+      buffer->offset = 0;
+   }
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_BindImageMemory(
+    VkDevice                                    device,
+    VkImage                                     _image,
+    VkDeviceMemory                              _memory,
+    VkDeviceSize                                memoryOffset)
+{
+   ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
+   ANV_FROM_HANDLE(anv_image, image, _image);
+
+   if (mem) {
+      image->bo = &mem->bo;
+      image->offset = memoryOffset;
+   } else {
+      image->bo = NULL;
+      image->offset = 0;
+   }
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_QueueBindSparse(
+    VkQueue                                     queue,
+    uint32_t                                    bindInfoCount,
+    const VkBindSparseInfo*                     pBindInfo,
+    VkFence                                     fence)
+{
+   stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
+}
+
+VkResult anv_CreateFence(
+    VkDevice                                    _device,
+    const VkFenceCreateInfo*                    pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkFence*                                    pFence)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_fence *fence;
+   struct anv_batch batch;
+   VkResult result;
+
+   const uint32_t fence_size = 128;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
+
+   fence = anv_alloc2(&device->alloc, pAllocator, sizeof(*fence), 8,
+                      VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+   if (fence == NULL)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   result = anv_bo_init_new(&fence->bo, device, fence_size);
+   if (result != VK_SUCCESS)
+      goto fail;
+
+   fence->bo.map =
+      anv_gem_mmap(device, fence->bo.gem_handle, 0, fence->bo.size, 0);
+   batch.next = batch.start = fence->bo.map;
+   batch.end = fence->bo.map + fence->bo.size;
+   anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
+   anv_batch_emit(&batch, GEN7_MI_NOOP);
+
+   if (!device->info.has_llc) {
+      assert(((uintptr_t) fence->bo.map & CACHELINE_MASK) == 0);
+      assert(batch.next - fence->bo.map <= CACHELINE_SIZE);
+      __builtin_ia32_mfence();
+      __builtin_ia32_clflush(fence->bo.map);
+   }
+
+   fence->exec2_objects[0].handle = fence->bo.gem_handle;
+   fence->exec2_objects[0].relocation_count = 0;
+   fence->exec2_objects[0].relocs_ptr = 0;
+   fence->exec2_objects[0].alignment = 0;
+   fence->exec2_objects[0].offset = fence->bo.offset;
+   fence->exec2_objects[0].flags = 0;
+   fence->exec2_objects[0].rsvd1 = 0;
+   fence->exec2_objects[0].rsvd2 = 0;
+
+   fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
+   fence->execbuf.buffer_count = 1;
+   fence->execbuf.batch_start_offset = 0;
+   fence->execbuf.batch_len = batch.next - fence->bo.map;
+   fence->execbuf.cliprects_ptr = 0;
+   fence->execbuf.num_cliprects = 0;
+   fence->execbuf.DR1 = 0;
+   fence->execbuf.DR4 = 0;
+
+   fence->execbuf.flags =
+      I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
+   fence->execbuf.rsvd1 = device->context_id;
+   fence->execbuf.rsvd2 = 0;
+
+   fence->ready = false;
+
+   *pFence = anv_fence_to_handle(fence);
+
+   return VK_SUCCESS;
+
+ fail:
+   anv_free2(&device->alloc, pAllocator, fence);
+
+   return result;
+}
+
+void anv_DestroyFence(
+    VkDevice                                    _device,
+    VkFence                                     _fence,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_fence, fence, _fence);
+
+   anv_gem_munmap(fence->bo.map, fence->bo.size);
+   anv_gem_close(device, fence->bo.gem_handle);
+   anv_free2(&device->alloc, pAllocator, fence);
+}
+
+VkResult anv_ResetFences(
+    VkDevice                                    _device,
+    uint32_t                                    fenceCount,
+    const VkFence*                              pFences)
+{
+   for (uint32_t i = 0; i < fenceCount; i++) {
+      ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
+      fence->ready = false;
+   }
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_GetFenceStatus(
+    VkDevice                                    _device,
+    VkFence                                     _fence)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_fence, fence, _fence);
+   int64_t t = 0;
+   int ret;
+
+   if (fence->ready)
+      return VK_SUCCESS;
+
+   ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
+   if (ret == 0) {
+      fence->ready = true;
+      return VK_SUCCESS;
+   }
+
+   return VK_NOT_READY;
+}
+
+VkResult anv_WaitForFences(
+    VkDevice                                    _device,
+    uint32_t                                    fenceCount,
+    const VkFence*                              pFences,
+    VkBool32                                    waitAll,
+    uint64_t                                    timeout)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+
+   /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
+    * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
+    * for a couple of kernel releases.  Since there's no way to know
+    * whether or not the kernel we're using is one of the broken ones, the
+    * best we can do is to clamp the timeout to INT64_MAX.  This limits the
+    * maximum timeout from 584 years to 292 years - likely not a big deal.
+    */
+   if (timeout > INT64_MAX)
+      timeout = INT64_MAX;
+
+   int64_t t = timeout;
+
+   /* FIXME: handle !waitAll */
+
+   for (uint32_t i = 0; i < fenceCount; i++) {
+      ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
+      int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
+      if (ret == -1 && errno == ETIME) {
+         return VK_TIMEOUT;
+      } else if (ret == -1) {
+         /* We don't know the real error. */
+         return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
+                          "gem wait failed: %m");
+      }
+   }
+
+   return VK_SUCCESS;
+}
+
+// Queue semaphore functions
+
+VkResult anv_CreateSemaphore(
+    VkDevice                                    device,
+    const VkSemaphoreCreateInfo*                pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkSemaphore*                                pSemaphore)
+{
+   /* The DRM execbuffer ioctl always execute in-oder, even between different
+    * rings. As such, there's nothing to do for the user space semaphore.
+    */
+
+   *pSemaphore = (VkSemaphore)1;
+
+   return VK_SUCCESS;
+}
+
+void anv_DestroySemaphore(
+    VkDevice                                    device,
+    VkSemaphore                                 semaphore,
+    const VkAllocationCallbacks*                pAllocator)
+{
+}
+
+// Event functions
+
+VkResult anv_CreateEvent(
+    VkDevice                                    _device,
+    const VkEventCreateInfo*                    pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkEvent*                                    pEvent)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_state state;
+   struct anv_event *event;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
+
+   state = anv_state_pool_alloc(&device->dynamic_state_pool,
+                                sizeof(*event), 8);
+   event = state.map;
+   event->state = state;
+   event->semaphore = VK_EVENT_RESET;
+
+   if (!device->info.has_llc) {
+      /* Make sure the writes we're flushing have landed. */
+      __builtin_ia32_mfence();
+      __builtin_ia32_clflush(event);
+   }
+
+   *pEvent = anv_event_to_handle(event);
+
+   return VK_SUCCESS;
+}
+
+void anv_DestroyEvent(
+    VkDevice                                    _device,
+    VkEvent                                     _event,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_event, event, _event);
+
+   anv_state_pool_free(&device->dynamic_state_pool, event->state);
+}
+
+VkResult anv_GetEventStatus(
+    VkDevice                                    _device,
+    VkEvent                                     _event)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_event, event, _event);
+
+   if (!device->info.has_llc) {
+      /* Invalidate read cache before reading event written by GPU. */
+      __builtin_ia32_clflush(event);
+      __builtin_ia32_mfence();
+
+   }
+
+   return event->semaphore;
+}
+
+VkResult anv_SetEvent(
+    VkDevice                                    _device,
+    VkEvent                                     _event)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_event, event, _event);
+
+   event->semaphore = VK_EVENT_SET;
+
+   if (!device->info.has_llc) {
+      /* Make sure the writes we're flushing have landed. */
+      __builtin_ia32_mfence();
+      __builtin_ia32_clflush(event);
+   }
+
+   return VK_SUCCESS;
+}
+
+VkResult anv_ResetEvent(
+    VkDevice                                    _device,
+    VkEvent                                     _event)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_event, event, _event);
+
+   event->semaphore = VK_EVENT_RESET;
+
+   if (!device->info.has_llc) {
+      /* Make sure the writes we're flushing have landed. */
+      __builtin_ia32_mfence();
+      __builtin_ia32_clflush(event);
+   }
+
+   return VK_SUCCESS;
+}
+
+// Buffer functions
+
+VkResult anv_CreateBuffer(
+    VkDevice                                    _device,
+    const VkBufferCreateInfo*                   pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkBuffer*                                   pBuffer)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_buffer *buffer;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
+
+   buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
+                       VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+   if (buffer == NULL)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   buffer->size = pCreateInfo->size;
+   buffer->usage = pCreateInfo->usage;
+   buffer->bo = NULL;
+   buffer->offset = 0;
+
+   *pBuffer = anv_buffer_to_handle(buffer);
+
+   return VK_SUCCESS;
+}
+
+void anv_DestroyBuffer(
+    VkDevice                                    _device,
+    VkBuffer                                    _buffer,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
+
+   anv_free2(&device->alloc, pAllocator, buffer);
+}
+
+void
+anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
+                              enum isl_format format,
+                              uint32_t offset, uint32_t range, uint32_t stride)
+{
+   switch (device->info.gen) {
+   case 7:
+      if (device->info.is_haswell)
+         gen75_fill_buffer_surface_state(state.map, format, offset, range,
+                                         stride);
+      else
+         gen7_fill_buffer_surface_state(state.map, format, offset, range,
+                                        stride);
+      break;
+   case 8:
+      gen8_fill_buffer_surface_state(state.map, format, offset, range, stride);
+      break;
+   case 9:
+      gen9_fill_buffer_surface_state(state.map, format, offset, range, stride);
+      break;
+   default:
+      unreachable("unsupported gen\n");
+   }
+
+   if (!device->info.has_llc)
+      anv_state_clflush(state);
+}
+
+void anv_DestroySampler(
+    VkDevice                                    _device,
+    VkSampler                                   _sampler,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
+
+   anv_free2(&device->alloc, pAllocator, sampler);
+}
+
+VkResult anv_CreateFramebuffer(
+    VkDevice                                    _device,
+    const VkFramebufferCreateInfo*              pCreateInfo,
+    const VkAllocationCallbacks*                pAllocator,
+    VkFramebuffer*                              pFramebuffer)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   struct anv_framebuffer *framebuffer;
+
+   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
+
+   size_t size = sizeof(*framebuffer) +
+                 sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
+   framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
+                            VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+   if (framebuffer == NULL)
+      return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+   framebuffer->attachment_count = pCreateInfo->attachmentCount;
+   for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
+      VkImageView _iview = pCreateInfo->pAttachments[i];
+      framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
+   }
+
+   framebuffer->width = pCreateInfo->width;
+   framebuffer->height = pCreateInfo->height;
+   framebuffer->layers = pCreateInfo->layers;
+
+   *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
+
+   return VK_SUCCESS;
+}
+
+void anv_DestroyFramebuffer(
+    VkDevice                                    _device,
+    VkFramebuffer                               _fb,
+    const VkAllocationCallbacks*                pAllocator)
+{
+   ANV_FROM_HANDLE(anv_device, device, _device);
+   ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
+
+   anv_free2(&device->alloc, pAllocator, fb);
+}
+
+void vkCmdDbgMarkerBegin(
+    VkCommandBuffer                              commandBuffer,
+    const char*                                 pMarker)
+   __attribute__ ((visibility ("default")));
+
+void vkCmdDbgMarkerEnd(
+   VkCommandBuffer                              commandBuffer)
+   __attribute__ ((visibility ("default")));
+
+void vkCmdDbgMarkerBegin(
+    VkCommandBuffer                              commandBuffer,
+    const char*                                 pMarker)
+{
+}
+
+void vkCmdDbgMarkerEnd(
+    VkCommandBuffer                              commandBuffer)
+{
+}