intel/tools: Break aub file writing into a helper

Reviewed-by: Lionel Landwerlin <[email protected]>

1 files changed, 96 insertions, 0 deletions

diff --git a/src/intel/tools/aub_write.h b/src/intel/tools/aub_write.h
new file mode 100644
index 00000000000..2e42e3d4009
--- /dev/null
+++ b/src/intel/tools/aub_write.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright © 2007-2017 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.
+ *
+ */
+
+#ifndef INTEL_AUB_WRITE
+#define INTEL_AUB_WRITE
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include "dev/gen_device_info.h"
+
+struct aub_ppgtt_table {
+   uint64_t phys_addr;
+   struct aub_ppgtt_table *subtables[512];
+};
+
+struct aub_file {
+   FILE *file;
+
+   /* Set if you want extra logging */
+   FILE *verbose_log_file;
+
+   uint16_t pci_id;
+   struct gen_device_info devinfo;
+
+   int addr_bits;
+
+   struct aub_ppgtt_table pml4;
+};
+
+void aub_file_init(struct aub_file *aub, FILE *file, uint16_t pci_id);
+void aub_file_finish(struct aub_file *aub);
+
+static inline bool aub_use_execlists(const struct aub_file *aub)
+{
+   return aub->devinfo.gen >= 8;
+}
+
+uint32_t aub_gtt_size(struct aub_file *aub);
+
+static inline void
+aub_write_reloc(const struct gen_device_info *devinfo, void *p, uint64_t v)
+{
+   if (devinfo->gen >= 8) {
+      /* From the Broadwell PRM Vol. 2a,
+       * MI_LOAD_REGISTER_MEM::MemoryAddress:
+       *
+       *   "This field specifies the address of the memory
+       *   location where the register value specified in the
+       *   DWord above will read from.  The address specifies
+       *   the DWord location of the data. Range =
+       *   GraphicsVirtualAddress[63:2] for a DWord register
+       *   GraphicsAddress [63:48] are ignored by the HW and
+       *   assumed to be in correct canonical form [63:48] ==
+       *   [47]."
+       *
+       * In practice, this will always mean the top bits are zero
+       * because of the GTT size limitation of the aubdump tool.
+       */
+      const int shift = 63 - 47;
+      *(uint64_t *)p = (((int64_t)v) << shift) >> shift;
+   } else {
+      *(uint32_t *)p = v;
+   }
+}
+
+void aub_write_header(struct aub_file *aub, const char *app_name);
+void aub_map_ppgtt(struct aub_file *aub, uint64_t start, uint64_t size);
+void aub_write_trace_block(struct aub_file *aub,
+                           uint32_t type, void *virtual,
+                           uint32_t size, uint64_t gtt_offset);
+void aub_write_exec(struct aub_file *aub, uint64_t batch_addr,
+                    uint64_t offset, int ring_flag);
+
+#endif /* INTEL_AUB_WRITE */