i965: Pull out INTEL_DEBUG handling into new intel_debug.[ch] files.

Now that there isn't an intel_context structure, the split between
brw_context.[ch] and intel_context.[ch] is rather awkward and arbitrary.
Removing intel_context.[ch] seems desirable, but not everything really
belongs in brw_context.[ch], either.

Moving INTEL_DEBUG handling into separate intel_debug.[ch] files should
make them relatively easy to find.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>

1 files changed, 88 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/i965/intel_debug.c b/src/mesa/drivers/dri/i965/intel_debug.c
new file mode 100644
index 0000000..03abdfa
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/intel_debug.c
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright © 2006 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.
+ */
+
+/**
+ * \file intel_debug.c
+ *
+ * Support for the INTEL_DEBUG environment variable, along with other
+ * miscellaneous debugging code.
+ */
+
+#include "brw_context.h"
+#include "intel_debug.h"
+#include "utils.h"
+
+int INTEL_DEBUG = 0;
+
+static const struct dri_debug_control debug_control[] = {
+   { "tex",   DEBUG_TEXTURE},
+   { "state", DEBUG_STATE},
+   { "ioctl", DEBUG_IOCTL},
+   { "blit",  DEBUG_BLIT},
+   { "mip",   DEBUG_MIPTREE},
+   { "fall",  DEBUG_PERF},
+   { "perf",  DEBUG_PERF},
+   { "bat",   DEBUG_BATCH},
+   { "pix",   DEBUG_PIXEL},
+   { "buf",   DEBUG_BUFMGR},
+   { "reg",   DEBUG_REGION},
+   { "fbo",   DEBUG_FBO},
+   { "fs",    DEBUG_WM },
+   { "gs",    DEBUG_GS},
+   { "sync",  DEBUG_SYNC},
+   { "prim",  DEBUG_PRIMS },
+   { "vert",  DEBUG_VERTS },
+   { "dri",   DEBUG_DRI },
+   { "sf",    DEBUG_SF },
+   { "stats", DEBUG_STATS },
+   { "wm",    DEBUG_WM },
+   { "urb",   DEBUG_URB },
+   { "vs",    DEBUG_VS },
+   { "clip",  DEBUG_CLIP },
+   { "aub",   DEBUG_AUB },
+   { "shader_time", DEBUG_SHADER_TIME },
+   { "no16",  DEBUG_NO16 },
+   { "blorp", DEBUG_BLORP },
+   { NULL,    0 }
+};
+
+void
+brw_process_intel_debug_variable(struct brw_context *brw)
+{
+   INTEL_DEBUG = driParseDebugString(getenv("INTEL_DEBUG"), debug_control);
+   if (INTEL_DEBUG & DEBUG_BUFMGR)
+      dri_bufmgr_set_debug(brw->bufmgr, true);
+
+   if ((INTEL_DEBUG & DEBUG_SHADER_TIME) && brw->gen < 7) {
+      fprintf(stderr,
+              "shader_time debugging requires gen7 (Ivybridge) or better.\n");
+      INTEL_DEBUG &= ~DEBUG_SHADER_TIME;
+   }
+
+   if (INTEL_DEBUG & DEBUG_PERF)
+      brw->perf_debug = true;
+
+   if (INTEL_DEBUG & DEBUG_AUB)
+      drm_intel_bufmgr_gem_set_aub_dump(brw->bufmgr, true);
+}