1 files changed, 144 insertions, 0 deletions
diff --git a/radeon.c b/radeon.c
new file mode 100644
index 0000000..5d6c90e
--- /dev/null
+++ b/radeon.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright © 2009 Jerome Glisse <glisse@freedesktop.org>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#include "config.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include "xf86drm.h"
+#include "radeon_bo_gem.h"
+#include "radeon_cs_gem.h"
+#include "radeon.h"
+
+int radeon_init(struct radeon *radeon)
+{
+    int r;
+
+    memset(radeon, 0, sizeof(*radeon));
+    radeon->fd = drmOpen("radeon", NULL);
+    if (radeon->fd < 0) {
+        fprintf(stderr, "Failed to open the card fd (%d)\n", radeon->fd);
+        return radeon->fd;
+    }
+    radeon->csm = radeon_cs_manager_gem_ctor(radeon->fd);
+    if (radeon->csm == NULL) {
+        fprintf(stderr, "Failed to create CS manager\n");
+        return -1;
+    }
+    radeon->bom = radeon_bo_manager_gem_ctor(radeon->fd);
+    if (radeon->bom == NULL) {
+        fprintf(stderr, "Failed to create BO manager\n");
+        return -1;
+    }
+    r = radeon_mode_configure(radeon);
+    if (r) {
+        return r;
+    }
+    return 0;
+}
+
+void radeon_fini(struct radeon *radeon)
+{
+    radeon_mode_cleanup(radeon);
+    radeon_bo_manager_gem_dtor(radeon->bom);
+    radeon_cs_manager_gem_dtor(radeon->csm);
+    drmClose(radeon->fd);
+}
+
+void memset_bo(struct radeon_bo *bo, u32 value)
+{
+    u32 *ptr;
+    int r;
+
+    r = radeon_bo_map(bo, 1);
+    if (r) {
+        fprintf(stderr, "Failed to map buffer\n");
+        perror(NULL);
+        return;
+    }
+    ptr = (u32*)bo->ptr;
+    for (r = 0; r < (bo->size / 4); r++)
+        ptr[r] = value;
+    radeon_bo_unmap(bo);
+}
+
+void memcpy_bo(struct radeon_bo *bo, u32 *src, u32 size)
+{
+    u32 *ptr;
+    int r;
+
+    r = radeon_bo_map(bo, 1);
+    if (r) {
+        fprintf(stderr, "Failed to map buffer\n");
+        perror(NULL);
+        return;
+    }
+    ptr = (u32*)bo->ptr;
+    for (r = 0; r < size; r++)
+        ptr[r] = src[r];
+    radeon_bo_unmap(bo);
+}
+
+int memcmp_bo(struct radeon_bo *s1, struct radeon_bo *s2, u32 size)
+{
+    u32 *s1ptr;
+    u32 *s2ptr;
+    int r;
+
+    r = radeon_bo_map(s1, 1);
+    if (r) {
+        fprintf(stderr, "Failed to map buffer\n");
+        perror(NULL);
+        return -1;
+    }
+    r = radeon_bo_map(s2, 1);
+    if (r) {
+        fprintf(stderr, "Failed to map buffer\n");
+        perror(NULL);
+        return -1;
+    }
+    s1ptr = (u32*)s1->ptr;
+    s2ptr = (u32*)s2->ptr;
+    for (r = 0; r < (size / 4); r++)
+        if (s1ptr[r] != s2ptr[r])
+            return -1;
+    radeon_bo_unmap(s2);
+    radeon_bo_unmap(s1);
+    return 0;
+}
+
+void memsetrandom_bo(struct radeon_bo *bo)
+{
+    u32 *ptr;
+    int r;
+    double tmp;
+
+    r = radeon_bo_map(bo, 1);
+    if (r) {
+        fprintf(stderr, "Failed to map buffer\n");
+        perror(NULL);
+        return;
+    }
+    ptr = (u32*)bo->ptr;
+    for (r = 0; r < (bo->size / 4); r++) {
+        tmp = ((double)rand()) / ((double)RAND_MAX);
+        ptr[r] = (u32)(tmp * 0xFFFFFF);
+    }
+    radeon_bo_unmap(bo);
+}