r600/r700: winsys standalone testing

This is a standalone KMS program for testing and building the r600
winsys API. It does run as root when no X is running, will only
work on non RV6XX (well might work on those but haven't tested).

1 files changed, 79 insertions, 0 deletions

diff --git a/radeon_device.h b/radeon_device.h
new file mode 100644
index 0000000..2ac8f24
--- /dev/null
+++ b/radeon_device.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright © 2010 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.
+ */
+#ifndef RADEON_DEVICE_H
+#define RADEON_DEVICE_H
+
+#include "radeon.h"
+#include "lwrapper.h"
+#include "radeon_atom.h"
+
+struct radeon_device;
+struct radeon_ib;
+struct radeon_atom;
+
+/* R700 */
+struct r700_asic {
+	unsigned		npipes;
+	unsigned		nbanks;
+	unsigned		group_bytes;
+	struct r600_atoms	atoms;
+};
+
+union radeon_asic {
+	struct r700_asic	r700;
+};
+
+/* Wrapper to make it looks like kernel *************************************/
+#define radeon_bo_size(bo) ((bo)->size)
+
+struct radeon_device {
+	struct radeon			*radeon;
+	int				fd;
+	union radeon_asic		asic;
+};
+
+struct radeon_ib {
+	u32	*pkts;
+	u32	cpkts;
+	u32	length_dw;
+	u32	*relocs;
+	u32	crelocs;
+	u32	nrelocs;
+};
+
+extern u32 radeon_ib_reloc(struct radeon_ib *ib, struct radeon_bo *bo, u32 d);
+extern int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib);
+extern void radeon_ib_free(struct radeon_ib *ib);
+extern int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib);
+
+static inline int radeon_ib_begin(struct radeon_ib *ib, u32 ndw)
+{
+	if ((ib->cpkts + ndw) > ib->length_dw)
+		return -ENOMEM;
+	return 0;
+}
+
+static inline int radeon_ib_copy(struct radeon_ib *ib, u32 *pkts, u32 ndw)
+{
+	if ((ib->cpkts + ndw) > ib->length_dw)
+		return -ENOMEM;
+	memcpy(&ib->pkts[ib->cpkts], pkts, ndw * 4);
+	ib->cpkts += ndw;
+	return 0;
+}
+
+#endif