Initial libdrm_glamo bits

10 files changed, 874 insertions, 1 deletions

diff --git a/Makefile.am b/Makefile.am
index 25d17470..f384228a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -41,7 +41,11 @@ if HAVE_RADEON
 RADEON_SUBDIR = radeon
 endif
 
-SUBDIRS = . $(LIBKMS_SUBDIR) $(INTEL_SUBDIR) $(NOUVEAU_SUBDIR) $(RADEON_SUBDIR) tests include
+if HAVE_GLAMO
+GLAMO_SUBDIR = glamo
+endif
+
+SUBDIRS = . $(LIBKMS_SUBDIR) $(INTEL_SUBDIR) $(NOUVEAU_SUBDIR) $(RADEON_SUBDIR) $(GLAMO_SUBDIR) tests include
 
 libdrm_la_LTLIBRARIES = libdrm.la
 libdrm_ladir = $(libdir)
diff --git a/configure.ac b/configure.ac
index bc76603c..a9322ed1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -70,6 +70,11 @@ AC_ARG_ENABLE(nouveau-experimental-api,
 	      [NOUVEAU=$enableval], [NOUVEAU=no])
 
 
+AC_ARG_ENABLE(glamo-experimental-api,
+	      AS_HELP_STRING([--enable-glamo-experimental-api],
+	      [Enable support for Glamo's KMS API (default: disabled)]),
+	      [GLAMO=$enableval], [GLAMO=no])
+
 dnl ===========================================================================
 dnl check compiler flags
 AC_DEFUN([LIBDRM_CC_TRY_FLAG], [
@@ -166,6 +171,8 @@ if test "x$NOUVEAU" = xyes; then
 	AC_DEFINE(HAVE_NOUVEAU, 1, [Have nouveau (nvidia) support])
 fi
 
+AM_CONDITIONAL(HAVE_GLAMO, [test "x$GLAMO" = xyes])
+
 PKG_CHECK_MODULES(CAIRO, cairo, [HAVE_CAIRO=yes], [HAVE_CAIRO=no])
 if test "x$HAVE_CAIRO" = xyes; then
 	AC_DEFINE(HAVE_CAIRO, 1, [Have cairo support])
@@ -259,6 +266,8 @@ AC_OUTPUT([
 	radeon/libdrm_radeon.pc
 	nouveau/Makefile
 	nouveau/libdrm_nouveau.pc
+	glamo/Makefile
+	glamo/libdrm_glamo.pc
 	tests/Makefile
 	tests/modeprint/Makefile
 	tests/modetest/Makefile
diff --git a/glamo/Makefile.am b/glamo/Makefile.am
new file mode 100644
index 00000000..6373a3ac
--- /dev/null
+++ b/glamo/Makefile.am
@@ -0,0 +1,52 @@
+# Copyright (c) 2009 Thomas Whtie <taw@bitwiz.org.uk>
+# Based on libdrm-glamo Copyright © 2008 Jérôme Glisse
+#
+# 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.
+#
+# Authors:
+#    Jérôme Glisse <glisse@freedesktop.org>
+#    Thomas White <taw@bitwiz.org.uk>
+
+AM_CFLAGS = \
+	$(WARN_CFLAGS) \
+	-I$(top_srcdir) \
+	-I$(top_srcdir)/glamo \
+	$(PTHREADSTUBS_CFLAGS) \
+	-I$(top_srcdir)/include/drm
+
+libdrm_glamo_la_LTLIBRARIES = libdrm_glamo.la
+libdrm_glamo_ladir = $(libdir)
+libdrm_glamo_la_LDFLAGS = -version-number 1:0:0 -no-undefined
+libdrm_glamo_la_LIBADD = ../libdrm.la @PTHREADSTUBS_LIBS@
+
+libdrm_glamo_la_SOURCES = \
+	glamo_bo_gem.c \
+	glamo_track.c
+
+libdrm_glamoincludedir = ${includedir}/drm
+libdrm_glamoinclude_HEADERS = \
+	glamo_bo.h \
+	glamo_bo_gem.h \
+	glamo_track.h
+
+pkgconfigdir = @pkgconfigdir@
+pkgconfig_DATA = libdrm_glamo.pc
+
+EXTRA_DIST = libdrm_glamo.pc.in
diff --git a/glamo/glamo_bo.h b/glamo/glamo_bo.h
new file mode 100644
index 00000000..5c605c35
--- /dev/null
+++ b/glamo/glamo_bo.h
@@ -0,0 +1,179 @@
+/* 
+ * Copyright © 2008 Jérôme Glisse
+ * All Rights Reserved.
+ * 
+ * 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef GLAMO_BO_H
+#define GLAMO_BO_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include "glamo_track.h"
+
+/* bo object */
+#define GLAMO_BO_FLAGS_MACRO_TILE  1
+#define GLAMO_BO_FLAGS_MICRO_TILE  2
+
+struct glamo_bo_manager;
+
+struct glamo_bo {
+    uint32_t                    alignment;
+    uint32_t                    handle;
+    uint32_t                    size;
+    uint32_t                    domains;
+    uint32_t                    flags;
+    unsigned                    cref;
+#ifdef GLAMO_BO_TRACK
+    struct glamo_track         *track;
+#endif
+    void                        *ptr;
+    struct glamo_bo_manager    *bom;
+    uint32_t                    space_accounted;
+};
+
+/* bo functions */
+struct glamo_bo_funcs {
+    struct glamo_bo *(*bo_open)(struct glamo_bo_manager *bom,
+                                 uint32_t handle,
+                                 uint32_t size,
+                                 uint32_t alignment,
+                                 uint32_t domains,
+                                 uint32_t flags);
+    void (*bo_ref)(struct glamo_bo *bo);
+    struct glamo_bo *(*bo_unref)(struct glamo_bo *bo);
+    int (*bo_map)(struct glamo_bo *bo, int write);
+    int (*bo_unmap)(struct glamo_bo *bo);
+    int (*bo_wait)(struct glamo_bo *bo);
+};
+
+struct glamo_bo_manager {
+    struct glamo_bo_funcs  *funcs;
+    int                     fd;
+    struct glamo_tracker   tracker;
+};
+    
+static inline void _glamo_bo_debug(struct glamo_bo *bo,
+                                    const char *op,
+                                    const char *file,
+                                    const char *func,
+                                    int line)
+{
+    fprintf(stderr, "%s %p 0x%08X 0x%08X 0x%08X [%s %s %d]\n",
+            op, bo, bo->handle, bo->size, bo->cref, file, func, line);
+}
+
+static inline struct glamo_bo *_glamo_bo_open(struct glamo_bo_manager *bom,
+                                                uint32_t handle,
+                                                uint32_t size,
+                                                uint32_t alignment,
+                                                uint32_t domains,
+                                                uint32_t flags,
+                                                const char *file,
+                                                const char *func,
+                                                int line)
+{
+    struct glamo_bo *bo;
+
+    bo = bom->funcs->bo_open(bom, handle, size, alignment, domains, flags);
+#ifdef GLAMO_BO_TRACK
+    if (bo) {
+        bo->track = glamo_tracker_add_track(&bom->tracker, bo->handle);
+        glamo_track_add_event(bo->track, file, func, "open", line);
+    }
+#endif
+    return bo;
+}
+
+static inline void _glamo_bo_ref(struct glamo_bo *bo,
+                                  const char *file,
+                                  const char *func,
+                                  int line)
+{
+    bo->cref++;
+#ifdef GLAMO_BO_TRACK
+    glamo_track_add_event(bo->track, file, func, "ref", line); 
+#endif
+    bo->bom->funcs->bo_ref(bo);
+}
+
+static inline struct glamo_bo *_glamo_bo_unref(struct glamo_bo *bo,
+                                                 const char *file,
+                                                 const char *func,
+                                                 int line)
+{
+    bo->cref--;
+#ifdef GLAMO_BO_TRACK
+    glamo_track_add_event(bo->track, file, func, "unref", line);
+    if (bo->cref <= 0) {
+        glamo_tracker_remove_track(&bo->bom->tracker, bo->track);
+        bo->track = NULL;
+    }
+#endif
+    return bo->bom->funcs->bo_unref(bo);
+}
+
+static inline int _glamo_bo_map(struct glamo_bo *bo,
+                                 int write,
+                                 const char *file,
+                                 const char *func,
+                                 int line)
+{
+    return bo->bom->funcs->bo_map(bo, write);
+}
+
+static inline int _glamo_bo_unmap(struct glamo_bo *bo,
+                                   const char *file,
+                                   const char *func,
+                                   int line)
+{
+    return bo->bom->funcs->bo_unmap(bo);
+}
+
+static inline int _glamo_bo_wait(struct glamo_bo *bo,
+                                  const char *file,
+                                  const char *func,
+                                  int line)
+{
+    return bo->bom->funcs->bo_wait(bo);
+}
+
+#define glamo_bo_open(bom, h, s, a, d, f)\
+    _glamo_bo_open(bom, h, s, a, d, f, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_ref(bo)\
+    _glamo_bo_ref(bo, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_unref(bo)\
+    _glamo_bo_unref(bo, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_map(bo, w)\
+    _glamo_bo_map(bo, w, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_unmap(bo)\
+    _glamo_bo_unmap(bo, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_debug(bo, opcode)\
+    _glamo_bo_debug(bo, opcode, __FILE__, __FUNCTION__, __LINE__)
+#define glamo_bo_wait(bo) \
+    _glamo_bo_wait(bo, __FILE__, __func__, __LINE__)
+
+#endif
diff --git a/glamo/glamo_bo_gem.c b/glamo/glamo_bo_gem.c
new file mode 100644
index 00000000..6dc5a148
--- /dev/null
+++ b/glamo/glamo_bo_gem.c
@@ -0,0 +1,236 @@
+/*
+ * Copyright © 2009 Thomas White
+ * Copyright © 2008 Dave Airlie
+ * Copyright © 2008 Jérôme Glisse
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Dave Airlie
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ *      Thomas White <taw@bitwiz.org.uk>
+ */
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+
+#include "xf86drm.h"
+#include "drm.h"
+#include "glamo_drm.h"
+#include "glamo_bo.h"
+#include "glamo_bo_gem.h"
+
+struct glamo_bo_gem {
+    struct glamo_bo   base;
+    uint32_t          name;
+    int               map_count;
+};
+
+struct bo_manager_gem {
+    struct glamo_bo_manager    base;
+};
+
+static struct glamo_bo *bo_open(struct glamo_bo_manager *bom,
+                                 uint32_t handle,
+                                 uint32_t size,
+                                 uint32_t alignment,
+                                 uint32_t domains,
+                                 uint32_t flags)
+{
+    struct glamo_bo_gem *bo;
+    int r;
+
+    printf("bo_open, size=%i\n", size);fflush(stdout);
+
+    bo = (struct glamo_bo_gem*)calloc(1, sizeof(struct glamo_bo_gem));
+    if (bo == NULL) {
+        return NULL;
+    }
+
+    bo->base.bom = bom;
+    bo->base.handle = 0;
+    bo->base.size = size;
+    bo->base.alignment = alignment;
+    bo->base.domains = domains;
+    bo->base.flags = flags;
+    bo->base.ptr = NULL;
+    bo->map_count = 0;
+    if (handle) {
+        struct drm_gem_open open_arg;
+
+        memset(&open_arg, 0, sizeof(open_arg));
+        open_arg.name = handle;
+        r = ioctl(bom->fd, DRM_IOCTL_GEM_OPEN, &open_arg);
+        if (r != 0) {
+            free(bo);
+            return NULL;
+        }
+        bo->base.handle = open_arg.handle;
+        bo->base.size = open_arg.size;
+        bo->name = handle;
+    } else {
+        struct drm_glamo_gem_create args;
+
+        args.size = size;
+        args.alignment = alignment;
+        args.initial_domain = bo->base.domains;
+        args.no_backing_store = 0;
+        args.handle = 0;
+        r = drmCommandWriteRead(bom->fd, DRM_GLAMO_GEM_CREATE,
+                                &args, sizeof(args));
+        bo->base.handle = args.handle;
+        if (r) {
+            fprintf(stderr, "Failed to allocate :\n");
+            fprintf(stderr, "   size      : %d bytes\n", size);
+            fprintf(stderr, "   alignment : %d bytes\n", alignment);
+            fprintf(stderr, "   domains   : %d\n", bo->base.domains);
+            free(bo);
+            return NULL;
+        }
+    }
+    glamo_bo_ref((struct glamo_bo*)bo);
+    return (struct glamo_bo*)bo;
+}
+
+static void bo_ref(struct glamo_bo *bo)
+{
+}
+
+static struct glamo_bo *bo_unref(struct glamo_bo *bo)
+{
+    struct glamo_bo_gem *bo_gem = (struct glamo_bo_gem*)bo;
+    struct drm_gem_close args;
+
+    if (bo == NULL) {
+        return NULL;
+    }
+    if (bo->cref) {
+        return bo;
+    }
+    if (bo_gem->map_count) {
+        munmap(bo->ptr, bo->size);
+    }
+
+    /* close object */
+    args.handle = bo->handle;
+    ioctl(bo->bom->fd, DRM_IOCTL_GEM_CLOSE, &args);
+    memset(bo_gem, 0, sizeof(struct glamo_bo_gem));
+    free(bo_gem);
+    return NULL;
+}
+
+static int bo_map(struct glamo_bo *bo, int write)
+{
+    struct glamo_bo_gem *bo_gem = (struct glamo_bo_gem*)bo;
+    struct drm_glamo_gem_mmap args;
+    int r;
+
+    if (bo_gem->map_count++ != 0) {
+        return 0;
+    }
+    bo->ptr = NULL;
+    args.handle = bo->handle;
+    args.offset = 0;
+    args.size = (uint64_t)bo->size;
+    r = drmCommandWriteRead(bo->bom->fd,
+                            DRM_GLAMO_GEM_MMAP,
+                            &args,
+                            sizeof(args));
+    if (!r) {
+        bo->ptr = (void *)(unsigned long)args.addr_ptr;
+    } else {
+        fprintf(stderr, "error mapping %p 0x%08X (error = %d)\n",
+                bo, bo->handle, r);
+    }
+    return r;
+}
+
+static int bo_unmap(struct glamo_bo *bo)
+{
+    struct glamo_bo_gem *bo_gem = (struct glamo_bo_gem*)bo;
+
+    if (--bo_gem->map_count > 0) {
+        return 0;
+    }
+    munmap(bo->ptr, bo->size);
+    bo->ptr = NULL;
+    return 0;
+}
+
+static int bo_wait(struct glamo_bo *bo)
+{
+    struct drm_glamo_gem_wait_rendering args;
+    int ret;
+
+    args.handle = bo->handle;
+    do {
+        ret = drmCommandWriteRead(bo->bom->fd, DRM_GLAMO_GEM_WAIT_RENDERING,
+                                  &args, sizeof(args));
+    } while (ret == -EAGAIN);
+    return ret;
+}
+
+static struct glamo_bo_funcs bo_gem_funcs = {
+    bo_open,
+    bo_ref,
+    bo_unref,
+    bo_map,
+    bo_unmap,
+    bo_wait
+};
+
+struct glamo_bo_manager *glamo_bo_manager_gem_ctor(int fd)
+{
+    struct bo_manager_gem *bomg;
+
+    printf("Creating a new glamo_bo_manager\n");fflush(stdout);
+
+    bomg = (struct bo_manager_gem*)calloc(1, sizeof(struct bo_manager_gem));
+    if (bomg == NULL) {
+        return NULL;
+    }
+    bomg->base.funcs = &bo_gem_funcs;
+    bomg->base.fd = fd;
+    return (struct glamo_bo_manager*)bomg;
+}
+
+void glamo_bo_manager_gem_dtor(struct glamo_bo_manager *bom)
+{
+    struct bo_manager_gem *bomg = (struct bo_manager_gem*)bom;
+
+    if (bom == NULL) {
+        return;
+    }
+    free(bomg);
+}
+
+uint32_t glamo_gem_name_bo(struct glamo_bo *bo)
+{
+    struct glamo_bo_gem *bo_gem = (struct glamo_bo_gem*)bo;
+    return bo_gem->name;
+}
diff --git a/glamo/glamo_bo_gem.h b/glamo/glamo_bo_gem.h
new file mode 100644
index 00000000..7230176e
--- /dev/null
+++ b/glamo/glamo_bo_gem.h
@@ -0,0 +1,41 @@
+/* 
+ * Copyright © 2008 Dave Airlie
+ * Copyright © 2008 Jérôme Glisse
+ * All Rights Reserved.
+ * 
+ * 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Dave Airlie
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef GLAMO_BO_GEM_H
+#define GLAMO_BO_GEM_H
+
+#include "glamo_bo.h"
+
+struct glamo_bo_manager *glamo_bo_manager_gem_ctor(int fd);
+void glamo_bo_manager_gem_dtor(struct glamo_bo_manager *bom);
+
+uint32_t glamo_gem_name_bo(struct glamo_bo *bo);
+#endif
diff --git a/glamo/glamo_track.c b/glamo/glamo_track.c
new file mode 100644
index 00000000..27ffe416
--- /dev/null
+++ b/glamo/glamo_track.c
@@ -0,0 +1,140 @@
+/* 
+ * Copyright © 2008 Jérôme Glisse
+ * All Rights Reserved.
+ * 
+ * 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "glamo_track.h"
+
+void glamo_track_add_event(struct glamo_track *track,
+                            const char *file,
+                            const char *func,
+                            const char *op,
+                            unsigned line)
+{
+    struct glamo_track_event *event;
+
+    if (track == NULL) {
+        return;
+    }
+    event = (void*)calloc(1,sizeof(struct glamo_track_event));
+    if (event == NULL) {
+        return;
+    }
+    event->line = line;
+    event->file = strdup(file);
+    event->func = strdup(func);
+    event->op = strdup(op);
+    if (event->file == NULL || event->func == NULL || event->op == NULL) {
+        free(event->file);
+        free(event->func);
+        free(event->op);
+        free(event);
+        return;
+    }
+    event->next = track->events;
+    track->events = event;
+}
+
+struct glamo_track *glamo_tracker_add_track(struct glamo_tracker *tracker,
+                                              unsigned key)
+{
+    struct glamo_track *track;
+
+    track = (struct glamo_track*)calloc(1, sizeof(struct glamo_track));
+    if (track) {
+        track->next = tracker->tracks.next;
+        track->prev = &tracker->tracks;
+        tracker->tracks.next = track;
+        if (track->next) {
+            track->next->prev = track;
+        }
+        track->key = key;
+        track->events = NULL;
+    }
+    return track;
+}
+
+void glamo_tracker_remove_track(struct glamo_tracker *tracker,
+                                 struct glamo_track *track)
+{
+    struct glamo_track_event *event;
+    void *tmp;
+
+    if (track == NULL) {
+        return;
+    }
+    track->prev->next = track->next;
+    if (track->next) {
+        track->next->prev = track->prev;
+    }
+    track->next = track->prev = NULL;
+    event = track->events;
+    while (event) {
+        tmp = event;
+        free(event->file);
+        free(event->func);
+        free(event->op);
+        event = event->next;
+        free(tmp);
+    }
+    track->events = NULL;
+    free(track);
+}
+
+void glamo_tracker_print(struct glamo_tracker *tracker, FILE *file)
+{
+    struct glamo_track *track;
+    struct glamo_track_event *event;
+    void *tmp;
+
+    track = tracker->tracks.next;
+    while (track) {
+        event = track->events;
+        fprintf(file, "[0x%08X] :\n", track->key);
+        while (event) {
+            tmp = event;
+            fprintf(file, "  [0x%08X:%s](%s:%s:%d)\n",
+                    track->key, event->op,  event->file,
+                    event->func, event->line);
+            free(event->file);
+            free(event->func);
+            free(event->op);
+            event->file = NULL;
+            event->func = NULL;
+            event->op = NULL;
+            event = event->next;
+            free(tmp);
+        }
+        track->events = NULL;
+        tmp = track;
+        track = track->next;
+        free(tmp);
+    }
+}
diff --git a/glamo/glamo_track.h b/glamo/glamo_track.h
new file mode 100644
index 00000000..fedead76
--- /dev/null
+++ b/glamo/glamo_track.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright © 2008 Jérôme Glisse
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
+ * AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef GLAMO_TRACK_H
+#define GLAMO_TRACK_H
+
+struct glamo_track_event {
+    struct glamo_track_event   *next;
+    char                        *file;
+    char                        *func;
+    char                        *op;
+    unsigned                    line;
+};
+
+struct glamo_track {
+    struct glamo_track         *next;
+    struct glamo_track         *prev;
+    unsigned                    key;
+    struct glamo_track_event   *events;
+};
+
+struct glamo_tracker {
+    struct glamo_track         tracks;
+};
+
+void glamo_track_add_event(struct glamo_track *track,
+                            const char *file,
+                            const char *func,
+                            const char *op,
+                            unsigned line);
+struct glamo_track *glamo_tracker_add_track(struct glamo_tracker *tracker,
+                                              unsigned key);
+void glamo_tracker_remove_track(struct glamo_tracker *tracker,
+                                 struct glamo_track *track);
+void glamo_tracker_print(struct glamo_tracker *tracker,
+                          FILE *file);
+
+#endif
diff --git a/glamo/libdrm_glamo.pc.in b/glamo/libdrm_glamo.pc.in
new file mode 100644
index 00000000..269b7a5d
--- /dev/null
+++ b/glamo/libdrm_glamo.pc.in
@@ -0,0 +1,10 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+
+Name: libdrm_glamo
+Description: Userspace interface to kernel DRM services for Glamo
+Version: 1.0.1
+Libs: -L${libdir} -ldrm_glamo
+Cflags: -I${includedir} -I${includedir}/drm
diff --git a/include/drm/glamo_drm.h b/include/drm/glamo_drm.h
new file mode 100644
index 00000000..68b65471
--- /dev/null
+++ b/include/drm/glamo_drm.h
@@ -0,0 +1,138 @@
+/* glamo_drm.h -- Public header for the Glamo driver
+ *
+ * Copyright 2009 Thomas White
+ * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
+ * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All rights reserved.
+ *
+ * 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
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
+ *
+ * Authors:
+ *    Thomas White <taw@bitwiz.org.uk>
+ *    Kevin E. Martin <martin@valinux.com>
+ *    Gareth Hughes <gareth@valinux.com>
+ *    Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#ifndef __GLAMO_DRM_H__
+#define __GLAMO_DRM_H__
+
+#include "drm.h"
+
+/* Glamo specific ioctls */
+#define DRM_GLAMO_CMDBUF     0x01
+#define DRM_GLAMO_SWAP       0x02
+
+#define DRM_GLAMO_GEM_INFO     0x1c
+#define DRM_GLAMO_GEM_CREATE   0x1d
+#define DRM_GLAMO_GEM_MMAP     0x1e
+#define DRM_GLAMO_GEM_PIN      0x1f
+#define DRM_GLAMO_GEM_UNPIN    0x20
+#define DRM_GLAMO_GEM_PREAD    0x21
+#define DRM_GLAMO_GEM_PWRITE   0x22
+#define DRM_GLAMO_GEM_WAIT_RENDERING 0x24
+
+#define DRM_IOCTL_GLAMO_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_GLAMO_CMDBUF, drm_glamo_cmd_buffer_t)
+#define DRM_IOCTL_GLAMO_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_GLAMO_SWAP)
+
+#define DRM_IOCTL_GLAMO_GEM_INFO   DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_INFO, struct drm_glamo_gem_info)
+#define DRM_IOCTL_GLAMO_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_CREATE, struct drm_glamo_gem_create)
+#define DRM_IOCTL_GLAMO_GEM_MMAP   DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_MMAP, struct drm_glamo_gem_mmap)
+#define DRM_IOCTL_GLAMO_GEM_PIN    DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_PIN, struct drm_glamo_gem_pin)
+#define DRM_IOCTL_GLAMO_GEM_UNPIN  DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_UNPIN, struct drm_glamo_gem_unpin)
+#define DRM_IOCTL_GLAMO_GEM_PREAD  DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_PREAD, struct drm_glamo_gem_pread)
+#define DRM_IOCTL_GLAMO_GEM_PWRITE DRM_IOWR(DRM_COMMAND_BASE + DRM_GLAMO_GEM_PWRITE, struct drm_glamo_gem_pwrite)
+#define DRM_IOCTL_GLAMO_GEM_WAIT_RENDERING DRM_IOW(DRM_COMMAND_BASE + DRM_GLAMO_GEM_WAIT_RENDERING, struct drm_glamo_gem_wait_rendering)
+
+typedef struct drm_glamo_cmd_buffer {
+	int bufsz;
+	char __user *buf;
+	int nbox;
+	struct drm_clip_rect __user *boxes;
+} drm_glamo_cmd_buffer_t;
+
+/* return to userspace start/size of gtt and vram apertures */
+struct drm_glamo_gem_info {
+	uint64_t gart_start;
+	uint64_t gart_size;
+	uint64_t vram_start;
+	uint64_t vram_size;
+	uint64_t vram_visible;
+};
+
+struct drm_glamo_gem_create {
+	uint64_t size;
+	uint64_t alignment;
+	uint32_t handle;
+	uint32_t initial_domain; // to allow VRAM to be created
+	uint32_t no_backing_store; // for VRAM objects - select whether they need backing store
+	// pretty much front/back/depth don't need it - other things do
+};
+
+struct drm_glamo_gem_mmap {
+	uint32_t handle;
+	uint32_t pad;
+	uint64_t offset;
+	uint64_t size;
+	uint64_t addr_ptr;
+};
+
+struct drm_glamo_gem_wait_rendering {
+	uint32_t handle;
+};
+
+struct drm_glamo_gem_pin {
+	uint32_t handle;
+	uint32_t pin_domain;
+	uint64_t alignment;
+	uint64_t offset;
+};
+
+struct drm_glamo_gem_unpin {
+	uint32_t handle;
+	uint32_t pad;
+};
+
+struct drm_glamo_gem_pread {
+	/** Handle for the object being read. */
+	uint32_t handle;
+	uint32_t pad;
+	/** Offset into the object to read from */
+	uint64_t offset;
+	/** Length of data to read */
+	uint64_t size;
+	/** Pointer to write the data into. */
+	uint64_t data_ptr;	/* void *, but pointers are not 32/64 compatible */
+};
+
+struct drm_glamo_gem_pwrite {
+	/** Handle for the object being written to. */
+	uint32_t handle;
+	uint32_t pad;
+	/** Offset into the object to write to */
+	uint64_t offset;
+	/** Length of data to write */
+	uint64_t size;
+	/** Pointer to read the data from. */
+	uint64_t data_ptr;	/* void *, but pointers are not 32/64 compatible */
+};
+
+#endif