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-rw-r--r--bsd/radeon/radeon.h81
-rw-r--r--bsd/radeon/radeon_cp.c1421
-rw-r--r--bsd/radeon/radeon_drv.c114
-rw-r--r--bsd/radeon/radeon_drv.h725
-rw-r--r--bsd/radeon/radeon_state.c1461
5 files changed, 3802 insertions, 0 deletions
diff --git a/bsd/radeon/radeon.h b/bsd/radeon/radeon.h
new file mode 100644
index 00000000..0fdeb82a
--- /dev/null
+++ b/bsd/radeon/radeon.h
@@ -0,0 +1,81 @@
+/* radeon.h -- ATI Radeon DRM template customization -*- linux-c -*-
+ * Created: Wed Feb 14 17:07:34 2001 by gareth@valinux.com
+ *
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * 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
+ * VA LINUX SYSTEMS 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:
+ * Gareth Hughes <gareth@valinux.com>
+ */
+
+#ifndef __RADEON_H__
+#define __RADEON_H__
+
+/* This remains constant for all DRM template files.
+ */
+#define DRM(x) radeon_##x
+
+/* General customization:
+ */
+#define __HAVE_AGP 1
+#define __MUST_HAVE_AGP 0
+#define __HAVE_MTRR 1
+#define __HAVE_CTX_BITMAP 1
+#define __HAVE_SG 1
+#define __HAVE_PCI_DMA 1
+
+/* Driver customization:
+ */
+#define DRIVER_PRERELEASE() do { \
+ if ( dev->dev_private ) { \
+ drm_radeon_private_t *dev_priv = dev->dev_private; \
+ if ( dev_priv->page_flipping ) { \
+ radeon_do_cleanup_pageflip( dev ); \
+ } \
+ } \
+} while (0)
+
+#define DRIVER_PRETAKEDOWN() do { \
+ if ( dev->dev_private ) radeon_do_cleanup_cp( dev ); \
+} while (0)
+
+/* DMA customization:
+ */
+#define __HAVE_DMA 1
+
+#if 0
+/* GH: Remove this for now... */
+#define __HAVE_DMA_QUIESCENT 1
+#define DRIVER_DMA_QUIESCENT() do { \
+ drm_radeon_private_t *dev_priv = dev->dev_private; \
+ return radeon_do_cp_idle( dev_priv ); \
+} while (0)
+#endif
+
+/* Buffer customization:
+ */
+#define DRIVER_BUF_PRIV_T drm_radeon_buf_priv_t
+
+#define DRIVER_AGP_BUFFERS_MAP( dev ) \
+ ((drm_radeon_private_t *)((dev)->dev_private))->buffers
+
+#endif
diff --git a/bsd/radeon/radeon_cp.c b/bsd/radeon/radeon_cp.c
new file mode 100644
index 00000000..e238683a
--- /dev/null
+++ b/bsd/radeon/radeon_cp.c
@@ -0,0 +1,1421 @@
+/* radeon_cp.c -- CP support for Radeon -*- linux-c -*-
+ *
+ * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
+ * 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:
+ * Kevin E. Martin <martin@valinux.com>
+ * Gareth Hughes <gareth@valinux.com>
+ */
+
+#include "radeon.h"
+#include "drmP.h"
+#include "radeon_drv.h"
+
+#include <vm/vm.h>
+#include <vm/pmap.h>
+
+#define RADEON_FIFO_DEBUG 0
+
+#if defined(__alpha__)
+# define PCIGART_ENABLED
+#else
+# undef PCIGART_ENABLED
+#endif
+
+
+/* CP microcode (from ATI) */
+static u32 radeon_cp_microcode[][2] = {
+ { 0x21007000, 0000000000 },
+ { 0x20007000, 0000000000 },
+ { 0x000000b4, 0x00000004 },
+ { 0x000000b8, 0x00000004 },
+ { 0x6f5b4d4c, 0000000000 },
+ { 0x4c4c427f, 0000000000 },
+ { 0x5b568a92, 0000000000 },
+ { 0x4ca09c6d, 0000000000 },
+ { 0xad4c4c4c, 0000000000 },
+ { 0x4ce1af3d, 0000000000 },
+ { 0xd8afafaf, 0000000000 },
+ { 0xd64c4cdc, 0000000000 },
+ { 0x4cd10d10, 0000000000 },
+ { 0x000f0000, 0x00000016 },
+ { 0x362f242d, 0000000000 },
+ { 0x00000012, 0x00000004 },
+ { 0x000f0000, 0x00000016 },
+ { 0x362f282d, 0000000000 },
+ { 0x000380e7, 0x00000002 },
+ { 0x04002c97, 0x00000002 },
+ { 0x000f0001, 0x00000016 },
+ { 0x333a3730, 0000000000 },
+ { 0x000077ef, 0x00000002 },
+ { 0x00061000, 0x00000002 },
+ { 0x00000021, 0x0000001a },
+ { 0x00004000, 0x0000001e },
+ { 0x00061000, 0x00000002 },
+ { 0x00000021, 0x0000001a },
+ { 0x00004000, 0x0000001e },
+ { 0x00061000, 0x00000002 },
+ { 0x00000021, 0x0000001a },
+ { 0x00004000, 0x0000001e },
+ { 0x00000017, 0x00000004 },
+ { 0x0003802b, 0x00000002 },
+ { 0x040067e0, 0x00000002 },
+ { 0x00000017, 0x00000004 },
+ { 0x000077e0, 0x00000002 },
+ { 0x00065000, 0x00000002 },
+ { 0x000037e1, 0x00000002 },
+ { 0x040067e1, 0x00000006 },
+ { 0x000077e0, 0x00000002 },
+ { 0x000077e1, 0x00000002 },
+ { 0x000077e1, 0x00000006 },
+ { 0xffffffff, 0000000000 },
+ { 0x10000000, 0000000000 },
+ { 0x0003802b, 0x00000002 },
+ { 0x040067e0, 0x00000006 },
+ { 0x00007675, 0x00000002 },
+ { 0x00007676, 0x00000002 },
+ { 0x00007677, 0x00000002 },
+ { 0x00007678, 0x00000006 },
+ { 0x0003802c, 0x00000002 },
+ { 0x04002676, 0x00000002 },
+ { 0x00007677, 0x00000002 },
+ { 0x00007678, 0x00000006 },
+ { 0x0000002f, 0x00000018 },
+ { 0x0000002f, 0x00000018 },
+ { 0000000000, 0x00000006 },
+ { 0x00000030, 0x00000018 },
+ { 0x00000030, 0x00000018 },
+ { 0000000000, 0x00000006 },
+ { 0x01605000, 0x00000002 },
+ { 0x00065000, 0x00000002 },
+ { 0x00098000, 0x00000002 },
+ { 0x00061000, 0x00000002 },
+ { 0x64c0603e, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00080000, 0x00000016 },
+ { 0000000000, 0000000000 },
+ { 0x0400251d, 0x00000002 },
+ { 0x00007580, 0x00000002 },
+ { 0x00067581, 0x00000002 },
+ { 0x04002580, 0x00000002 },
+ { 0x00067581, 0x00000002 },
+ { 0x00000049, 0x00000004 },
+ { 0x00005000, 0000000000 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00061000, 0x00000002 },
+ { 0x0000750e, 0x00000002 },
+ { 0x00019000, 0x00000002 },
+ { 0x00011055, 0x00000014 },
+ { 0x00000055, 0x00000012 },
+ { 0x0400250f, 0x00000002 },
+ { 0x0000504f, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00007565, 0x00000002 },
+ { 0x00007566, 0x00000002 },
+ { 0x00000058, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x01e655b4, 0x00000002 },
+ { 0x4401b0e4, 0x00000002 },
+ { 0x01c110e4, 0x00000002 },
+ { 0x26667066, 0x00000018 },
+ { 0x040c2565, 0x00000002 },
+ { 0x00000066, 0x00000018 },
+ { 0x04002564, 0x00000002 },
+ { 0x00007566, 0x00000002 },
+ { 0x0000005d, 0x00000004 },
+ { 0x00401069, 0x00000008 },
+ { 0x00101000, 0x00000002 },
+ { 0x000d80ff, 0x00000002 },
+ { 0x0080006c, 0x00000008 },
+ { 0x000f9000, 0x00000002 },
+ { 0x000e00ff, 0x00000002 },
+ { 0000000000, 0x00000006 },
+ { 0x0000008f, 0x00000018 },
+ { 0x0000005b, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00007576, 0x00000002 },
+ { 0x00065000, 0x00000002 },
+ { 0x00009000, 0x00000002 },
+ { 0x00041000, 0x00000002 },
+ { 0x0c00350e, 0x00000002 },
+ { 0x00049000, 0x00000002 },
+ { 0x00051000, 0x00000002 },
+ { 0x01e785f8, 0x00000002 },
+ { 0x00200000, 0x00000002 },
+ { 0x0060007e, 0x0000000c },
+ { 0x00007563, 0x00000002 },
+ { 0x006075f0, 0x00000021 },
+ { 0x20007073, 0x00000004 },
+ { 0x00005073, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00007576, 0x00000002 },
+ { 0x00007577, 0x00000002 },
+ { 0x0000750e, 0x00000002 },
+ { 0x0000750f, 0x00000002 },
+ { 0x00a05000, 0x00000002 },
+ { 0x00600083, 0x0000000c },
+ { 0x006075f0, 0x00000021 },
+ { 0x000075f8, 0x00000002 },
+ { 0x00000083, 0x00000004 },
+ { 0x000a750e, 0x00000002 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x0020750f, 0x00000002 },
+ { 0x00600086, 0x00000004 },
+ { 0x00007570, 0x00000002 },
+ { 0x00007571, 0x00000002 },
+ { 0x00007572, 0x00000006 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00005000, 0x00000002 },
+ { 0x00a05000, 0x00000002 },
+ { 0x00007568, 0x00000002 },
+ { 0x00061000, 0x00000002 },
+ { 0x00000095, 0x0000000c },
+ { 0x00058000, 0x00000002 },
+ { 0x0c607562, 0x00000002 },
+ { 0x00000097, 0x00000004 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x00600096, 0x00000004 },
+ { 0x400070e5, 0000000000 },
+ { 0x000380e6, 0x00000002 },
+ { 0x040025c5, 0x00000002 },
+ { 0x000380e5, 0x00000002 },
+ { 0x000000a8, 0x0000001c },
+ { 0x000650aa, 0x00000018 },
+ { 0x040025bb, 0x00000002 },
+ { 0x000610ab, 0x00000018 },
+ { 0x040075bc, 0000000000 },
+ { 0x000075bb, 0x00000002 },
+ { 0x000075bc, 0000000000 },
+ { 0x00090000, 0x00000006 },
+ { 0x00090000, 0x00000002 },
+ { 0x000d8002, 0x00000006 },
+ { 0x00007832, 0x00000002 },
+ { 0x00005000, 0x00000002 },
+ { 0x000380e7, 0x00000002 },
+ { 0x04002c97, 0x00000002 },
+ { 0x00007820, 0x00000002 },
+ { 0x00007821, 0x00000002 },
+ { 0x00007800, 0000000000 },
+ { 0x01200000, 0x00000002 },
+ { 0x20077000, 0x00000002 },
+ { 0x01200000, 0x00000002 },
+ { 0x20007000, 0x00000002 },
+ { 0x00061000, 0x00000002 },
+ { 0x0120751b, 0x00000002 },
+ { 0x8040750a, 0x00000002 },
+ { 0x8040750b, 0x00000002 },
+ { 0x00110000, 0x00000002 },
+ { 0x000380e5, 0x00000002 },
+ { 0x000000c6, 0x0000001c },
+ { 0x000610ab, 0x00000018 },
+ { 0x844075bd, 0x00000002 },
+ { 0x000610aa, 0x00000018 },
+ { 0x840075bb, 0x00000002 },
+ { 0x000610ab, 0x00000018 },
+ { 0x844075bc, 0x00000002 },
+ { 0x000000c9, 0x00000004 },
+ { 0x804075bd, 0x00000002 },
+ { 0x800075bb, 0x00000002 },
+ { 0x804075bc, 0x00000002 },
+ { 0x00108000, 0x00000002 },
+ { 0x01400000, 0x00000002 },
+ { 0x006000cd, 0x0000000c },
+ { 0x20c07000, 0x00000020 },
+ { 0x000000cf, 0x00000012 },
+ { 0x00800000, 0x00000006 },
+ { 0x0080751d, 0x00000006 },
+ { 0000000000, 0000000000 },
+ { 0x0000775c, 0x00000002 },
+ { 0x00a05000, 0x00000002 },
+ { 0x00661000, 0x00000002 },
+ { 0x0460275d, 0x00000020 },
+ { 0x00004000, 0000000000 },
+ { 0x01e00830, 0x00000002 },
+ { 0x21007000, 0000000000 },
+ { 0x6464614d, 0000000000 },
+ { 0x69687420, 0000000000 },
+ { 0x00000073, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0x00005000, 0x00000002 },
+ { 0x000380d0, 0x00000002 },
+ { 0x040025e0, 0x00000002 },
+ { 0x000075e1, 0000000000 },
+ { 0x00000001, 0000000000 },
+ { 0x000380e0, 0x00000002 },
+ { 0x04002394, 0x00000002 },
+ { 0x00005000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0x00000008, 0000000000 },
+ { 0x00000004, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+ { 0000000000, 0000000000 },
+};
+
+
+int RADEON_READ_PLL(drm_device_t *dev, int addr)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ RADEON_WRITE8(RADEON_CLOCK_CNTL_INDEX, addr & 0x1f);
+ return RADEON_READ(RADEON_CLOCK_CNTL_DATA);
+}
+
+#if RADEON_FIFO_DEBUG
+static void radeon_status( drm_radeon_private_t *dev_priv )
+{
+ printk( "%s:\n", __FUNCTION__ );
+ printk( "RBBM_STATUS = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_RBBM_STATUS ) );
+ printk( "CP_RB_RTPR = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_CP_RB_RPTR ) );
+ printk( "CP_RB_WTPR = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_CP_RB_WPTR ) );
+ printk( "AIC_CNTL = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_AIC_CNTL ) );
+ printk( "AIC_STAT = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_AIC_STAT ) );
+ printk( "AIC_PT_BASE = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_AIC_PT_BASE ) );
+ printk( "TLB_ADDR = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_AIC_TLB_ADDR ) );
+ printk( "TLB_DATA = 0x%08x\n",
+ (unsigned int)RADEON_READ( RADEON_AIC_TLB_DATA ) );
+}
+#endif
+
+
+/* ================================================================
+ * Engine, FIFO control
+ */
+
+static int radeon_do_pixcache_flush( drm_radeon_private_t *dev_priv )
+{
+ u32 tmp;
+ int i;
+
+ tmp = RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT );
+ tmp |= RADEON_RB2D_DC_FLUSH_ALL;
+ RADEON_WRITE( RADEON_RB2D_DSTCACHE_CTLSTAT, tmp );
+
+ for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
+ if ( !(RADEON_READ( RADEON_RB2D_DSTCACHE_CTLSTAT )
+ & RADEON_RB2D_DC_BUSY) ) {
+ return 0;
+ }
+ DRM_OS_DELAY( 1 );
+ }
+
+#if RADEON_FIFO_DEBUG
+ DRM_ERROR( "failed!\n" );
+ radeon_status( dev_priv );
+#endif
+ DRM_OS_RETURN( EBUSY );
+}
+
+static int radeon_do_wait_for_fifo( drm_radeon_private_t *dev_priv,
+ int entries )
+{
+ int i;
+
+ for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
+ int slots = ( RADEON_READ( RADEON_RBBM_STATUS )
+ & RADEON_RBBM_FIFOCNT_MASK );
+ if ( slots >= entries ) return 0;
+ DRM_OS_DELAY( 1 );
+ }
+
+#if RADEON_FIFO_DEBUG
+ DRM_ERROR( "failed!\n" );
+ radeon_status( dev_priv );
+#endif
+ DRM_OS_RETURN( EBUSY );
+}
+
+static int radeon_do_wait_for_idle( drm_radeon_private_t *dev_priv )
+{
+ int i, ret;
+
+ ret = radeon_do_wait_for_fifo( dev_priv, 64 );
+ if ( ret ) return ret;
+ for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
+ if ( !(RADEON_READ( RADEON_RBBM_STATUS )
+ & RADEON_RBBM_ACTIVE) ) {
+ radeon_do_pixcache_flush( dev_priv );
+ return 0;
+ }
+ DRM_OS_DELAY( 1 );
+ }
+
+#if RADEON_FIFO_DEBUG
+ DRM_ERROR( "failed!\n" );
+ radeon_status( dev_priv );
+#endif
+ DRM_OS_RETURN( EBUSY );
+}
+
+
+/* ================================================================
+ * CP control, initialization
+ */
+
+/* Load the microcode for the CP */
+static void radeon_cp_load_microcode( drm_radeon_private_t *dev_priv )
+{
+ int i;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ radeon_do_wait_for_idle( dev_priv );
+
+ RADEON_WRITE( RADEON_CP_ME_RAM_ADDR, 0 );
+ for ( i = 0 ; i < 256 ; i++ ) {
+ RADEON_WRITE( RADEON_CP_ME_RAM_DATAH,
+ radeon_cp_microcode[i][1] );
+ RADEON_WRITE( RADEON_CP_ME_RAM_DATAL,
+ radeon_cp_microcode[i][0] );
+ }
+}
+
+/* Flush any pending commands to the CP. This should only be used just
+ * prior to a wait for idle, as it informs the engine that the command
+ * stream is ending.
+ */
+static void radeon_do_cp_flush( drm_radeon_private_t *dev_priv )
+{
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+#if 0
+ u32 tmp;
+
+ tmp = RADEON_READ( RADEON_CP_RB_WPTR ) | (1 << 31);
+ RADEON_WRITE( RADEON_CP_RB_WPTR, tmp );
+#endif
+}
+
+/* Wait for the CP to go idle.
+ */
+int radeon_do_cp_idle( drm_radeon_private_t *dev_priv )
+{
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ BEGIN_RING( 6 );
+
+ RADEON_PURGE_CACHE();
+ RADEON_PURGE_ZCACHE();
+ RADEON_WAIT_UNTIL_IDLE();
+
+ ADVANCE_RING();
+
+ return radeon_do_wait_for_idle( dev_priv );
+}
+
+/* Start the Command Processor.
+ */
+static void radeon_do_cp_start( drm_radeon_private_t *dev_priv )
+{
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ radeon_do_wait_for_idle( dev_priv );
+
+ RADEON_WRITE( RADEON_CP_CSQ_CNTL, dev_priv->cp_mode );
+
+ dev_priv->cp_running = 1;
+
+ BEGIN_RING( 6 );
+
+ RADEON_PURGE_CACHE();
+ RADEON_PURGE_ZCACHE();
+ RADEON_WAIT_UNTIL_IDLE();
+
+ ADVANCE_RING();
+}
+
+/* Reset the Command Processor. This will not flush any pending
+ * commands, so you must wait for the CP command stream to complete
+ * before calling this routine.
+ */
+static void radeon_do_cp_reset( drm_radeon_private_t *dev_priv )
+{
+ u32 cur_read_ptr;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
+ RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
+ *dev_priv->ring.head = cur_read_ptr;
+ dev_priv->ring.tail = cur_read_ptr;
+}
+
+/* Stop the Command Processor. This will not flush any pending
+ * commands, so you must flush the command stream and wait for the CP
+ * to go idle before calling this routine.
+ */
+static void radeon_do_cp_stop( drm_radeon_private_t *dev_priv )
+{
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ RADEON_WRITE( RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS );
+
+ dev_priv->cp_running = 0;
+}
+
+/* Reset the engine. This will stop the CP if it is running.
+ */
+static int radeon_do_engine_reset( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ u32 clock_cntl_index, mclk_cntl, rbbm_soft_reset;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ radeon_do_pixcache_flush( dev_priv );
+
+ clock_cntl_index = RADEON_READ( RADEON_CLOCK_CNTL_INDEX );
+ mclk_cntl = RADEON_READ_PLL( dev, RADEON_MCLK_CNTL );
+
+ RADEON_WRITE_PLL( RADEON_MCLK_CNTL, ( mclk_cntl |
+ RADEON_FORCEON_MCLKA |
+ RADEON_FORCEON_MCLKB |
+ RADEON_FORCEON_YCLKA |
+ RADEON_FORCEON_YCLKB |
+ RADEON_FORCEON_MC |
+ RADEON_FORCEON_AIC ) );
+
+ rbbm_soft_reset = RADEON_READ( RADEON_RBBM_SOFT_RESET );
+
+ RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset |
+ RADEON_SOFT_RESET_CP |
+ RADEON_SOFT_RESET_HI |
+ RADEON_SOFT_RESET_SE |
+ RADEON_SOFT_RESET_RE |
+ RADEON_SOFT_RESET_PP |
+ RADEON_SOFT_RESET_E2 |
+ RADEON_SOFT_RESET_RB ) );
+ RADEON_READ( RADEON_RBBM_SOFT_RESET );
+ RADEON_WRITE( RADEON_RBBM_SOFT_RESET, ( rbbm_soft_reset &
+ ~( RADEON_SOFT_RESET_CP |
+ RADEON_SOFT_RESET_HI |
+ RADEON_SOFT_RESET_SE |
+ RADEON_SOFT_RESET_RE |
+ RADEON_SOFT_RESET_PP |
+ RADEON_SOFT_RESET_E2 |
+ RADEON_SOFT_RESET_RB ) ) );
+ RADEON_READ( RADEON_RBBM_SOFT_RESET );
+
+
+ RADEON_WRITE_PLL( RADEON_MCLK_CNTL, mclk_cntl );
+ RADEON_WRITE( RADEON_CLOCK_CNTL_INDEX, clock_cntl_index );
+ RADEON_WRITE( RADEON_RBBM_SOFT_RESET, rbbm_soft_reset );
+
+ /* Reset the CP ring */
+ radeon_do_cp_reset( dev_priv );
+
+ /* The CP is no longer running after an engine reset */
+ dev_priv->cp_running = 0;
+
+ /* Reset any pending vertex, indirect buffers */
+ radeon_freelist_reset( dev );
+
+ return 0;
+}
+
+static void radeon_cp_init_ring_buffer( drm_device_t *dev,
+ drm_radeon_private_t *dev_priv )
+{
+ u32 ring_start, cur_read_ptr;
+ u32 tmp;
+
+ /* Initialize the memory controller */
+ RADEON_WRITE( RADEON_MC_FB_LOCATION,
+ (dev_priv->agp_vm_start - 1) & 0xffff0000 );
+
+ if ( !dev_priv->is_pci ) {
+ RADEON_WRITE( RADEON_MC_AGP_LOCATION,
+ (((dev_priv->agp_vm_start - 1 +
+ dev_priv->agp_size) & 0xffff0000) |
+ (dev_priv->agp_vm_start >> 16)) );
+ }
+
+#if __REALLY_HAVE_AGP
+ if ( !dev_priv->is_pci )
+ ring_start = (dev_priv->cp_ring->offset
+ - dev->agp->base
+ + dev_priv->agp_vm_start);
+ else
+#endif
+ ring_start = (dev_priv->cp_ring->offset
+ - dev->sg->handle
+ + dev_priv->agp_vm_start);
+
+ RADEON_WRITE( RADEON_CP_RB_BASE, ring_start );
+
+ /* Set the write pointer delay */
+ RADEON_WRITE( RADEON_CP_RB_WPTR_DELAY, 0 );
+
+ /* Initialize the ring buffer's read and write pointers */
+ cur_read_ptr = RADEON_READ( RADEON_CP_RB_RPTR );
+ RADEON_WRITE( RADEON_CP_RB_WPTR, cur_read_ptr );
+ *dev_priv->ring.head = cur_read_ptr;
+ dev_priv->ring.tail = cur_read_ptr;
+
+#if __REALLY_HAVE_SG
+ if ( !dev_priv->is_pci ) {
+#endif
+ RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR,
+ dev_priv->ring_rptr->offset );
+#if __REALLY_HAVE_SG
+ } else {
+ drm_sg_mem_t *entry = dev->sg;
+ unsigned long tmp_ofs, page_ofs;
+
+ tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle;
+ page_ofs = tmp_ofs >> PAGE_SHIFT;
+
+ RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR,
+ entry->busaddr[page_ofs]);
+ DRM_DEBUG( "ring rptr: offset=0x%08x handle=0x%08lx\n",
+ entry->busaddr[page_ofs],
+ entry->handle + tmp_ofs );
+ }
+#endif
+
+ /* Set ring buffer size */
+ RADEON_WRITE( RADEON_CP_RB_CNTL, dev_priv->ring.size_l2qw );
+
+ radeon_do_wait_for_idle( dev_priv );
+
+ /* Turn on bus mastering */
+ tmp = RADEON_READ( RADEON_BUS_CNTL ) & ~RADEON_BUS_MASTER_DIS;
+ RADEON_WRITE( RADEON_BUS_CNTL, tmp );
+
+ /* Sync everything up */
+ RADEON_WRITE( RADEON_ISYNC_CNTL,
+ (RADEON_ISYNC_ANY2D_IDLE3D |
+ RADEON_ISYNC_ANY3D_IDLE2D |
+ RADEON_ISYNC_WAIT_IDLEGUI |
+ RADEON_ISYNC_CPSCRATCH_IDLEGUI) );
+}
+
+static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
+{
+ drm_radeon_private_t *dev_priv;
+ drm_map_list_entry_t *listentry;
+ u32 tmp;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ dev_priv = DRM(alloc)( sizeof(drm_radeon_private_t), DRM_MEM_DRIVER );
+ if ( dev_priv == NULL )
+ DRM_OS_RETURN( ENOMEM );
+
+ memset( dev_priv, 0, sizeof(drm_radeon_private_t) );
+
+ dev_priv->is_pci = init->is_pci;
+
+#if !defined(PCIGART_ENABLED)
+ /* PCI support is not 100% working, so we disable it here.
+ */
+ if ( dev_priv->is_pci ) {
+ DRM_ERROR( "PCI GART not yet supported for Radeon!\n" );
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN( EINVAL );
+ }
+#endif
+
+ if ( dev_priv->is_pci && !dev->sg ) {
+ DRM_ERROR( "PCI GART memory not allocated!\n" );
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ dev_priv->usec_timeout = init->usec_timeout;
+ if ( dev_priv->usec_timeout < 1 ||
+ dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT ) {
+ DRM_DEBUG( "TIMEOUT problem!\n" );
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ dev_priv->cp_mode = init->cp_mode;
+
+ /* Simple idle check.
+ */
+ atomic_set( &dev_priv->idle_count, 0 );
+
+ /* We don't support anything other than bus-mastering ring mode,
+ * but the ring can be in either AGP or PCI space for the ring
+ * read pointer.
+ */
+ if ( ( init->cp_mode != RADEON_CSQ_PRIBM_INDDIS ) &&
+ ( init->cp_mode != RADEON_CSQ_PRIBM_INDBM ) ) {
+ DRM_DEBUG( "BAD cp_mode (%x)!\n", init->cp_mode );
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ switch ( init->fb_bpp ) {
+ case 16:
+ dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
+ break;
+ case 32:
+ default:
+ dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
+ break;
+ }
+ dev_priv->front_offset = init->front_offset;
+ dev_priv->front_pitch = init->front_pitch;
+ dev_priv->back_offset = init->back_offset;
+ dev_priv->back_pitch = init->back_pitch;
+
+ switch ( init->depth_bpp ) {
+ case 16:
+ dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_16BIT_INT_Z;
+ break;
+ case 32:
+ default:
+ dev_priv->depth_fmt = RADEON_DEPTH_FORMAT_24BIT_INT_Z;
+ break;
+ }
+ dev_priv->depth_offset = init->depth_offset;
+ dev_priv->depth_pitch = init->depth_pitch;
+
+ dev_priv->front_pitch_offset = (((dev_priv->front_pitch/64) << 22) |
+ (dev_priv->front_offset >> 10));
+ dev_priv->back_pitch_offset = (((dev_priv->back_pitch/64) << 22) |
+ (dev_priv->back_offset >> 10));
+ dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch/64) << 22) |
+ (dev_priv->depth_offset >> 10));
+
+ /* Hardware state for depth clears. Remove this if/when we no
+ * longer clear the depth buffer with a 3D rectangle. Hard-code
+ * all values to prevent unwanted 3D state from slipping through
+ * and screwing with the clear operation.
+ */
+ dev_priv->depth_clear.rb3d_cntl = (RADEON_PLANE_MASK_ENABLE |
+ RADEON_Z_ENABLE |
+ (dev_priv->color_fmt << 10) |
+ RADEON_ZBLOCK16);
+
+ dev_priv->depth_clear.rb3d_zstencilcntl = (dev_priv->depth_fmt |
+ RADEON_Z_TEST_ALWAYS |
+ RADEON_STENCIL_TEST_ALWAYS |
+ RADEON_STENCIL_S_FAIL_KEEP |
+ RADEON_STENCIL_ZPASS_KEEP |
+ RADEON_STENCIL_ZFAIL_KEEP |
+ RADEON_Z_WRITE_ENABLE);
+
+ dev_priv->depth_clear.se_cntl = (RADEON_FFACE_CULL_CW |
+ RADEON_BFACE_SOLID |
+ RADEON_FFACE_SOLID |
+ RADEON_FLAT_SHADE_VTX_LAST |
+ RADEON_DIFFUSE_SHADE_FLAT |
+ RADEON_ALPHA_SHADE_FLAT |
+ RADEON_SPECULAR_SHADE_FLAT |
+ RADEON_FOG_SHADE_FLAT |
+ RADEON_VTX_PIX_CENTER_OGL |
+ RADEON_ROUND_MODE_TRUNC |
+ RADEON_ROUND_PREC_8TH_PIX);
+
+ TAILQ_FOREACH(listentry, dev->maplist, link) {
+ drm_map_t *map = listentry->map;
+ if (map->type == _DRM_SHM &&
+ map->flags & _DRM_CONTAINS_LOCK) {
+ dev_priv->sarea = map;
+ break;
+ }
+ }
+
+ if(!dev_priv->sarea) {
+ DRM_ERROR("could not find sarea!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+
+ DRM_FIND_MAP( dev_priv->fb, init->fb_offset );
+ if(!dev_priv->fb) {
+ DRM_ERROR("could not find framebuffer!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ DRM_FIND_MAP( dev_priv->mmio, init->mmio_offset );
+ if(!dev_priv->mmio) {
+ DRM_ERROR("could not find mmio region!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ DRM_FIND_MAP( dev_priv->cp_ring, init->ring_offset );
+ if(!dev_priv->cp_ring) {
+ DRM_ERROR("could not find cp ring region!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ DRM_FIND_MAP( dev_priv->ring_rptr, init->ring_rptr_offset );
+ if(!dev_priv->ring_rptr) {
+ DRM_ERROR("could not find ring read pointer!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ DRM_FIND_MAP( dev_priv->buffers, init->buffers_offset );
+ if(!dev_priv->buffers) {
+ DRM_ERROR("could not find dma buffer region!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+
+ if ( !dev_priv->is_pci ) {
+ DRM_FIND_MAP( dev_priv->agp_textures,
+ init->agp_textures_offset );
+ if(!dev_priv->agp_textures) {
+ DRM_ERROR("could not find agp texture region!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ }
+
+ dev_priv->sarea_priv =
+ (drm_radeon_sarea_t *)((u8 *)dev_priv->sarea->handle +
+ init->sarea_priv_offset);
+
+ if ( !dev_priv->is_pci ) {
+ DRM_IOREMAP( dev_priv->cp_ring );
+ DRM_IOREMAP( dev_priv->ring_rptr );
+ DRM_IOREMAP( dev_priv->buffers );
+ if(!dev_priv->cp_ring->handle ||
+ !dev_priv->ring_rptr->handle ||
+ !dev_priv->buffers->handle) {
+ DRM_ERROR("could not find ioremap agp regions!\n");
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(EINVAL);
+ }
+ } else {
+ dev_priv->cp_ring->handle =
+ (void *)dev_priv->cp_ring->offset;
+ dev_priv->ring_rptr->handle =
+ (void *)dev_priv->ring_rptr->offset;
+ dev_priv->buffers->handle = (void *)dev_priv->buffers->offset;
+
+ DRM_DEBUG( "dev_priv->cp_ring->handle %p\n",
+ dev_priv->cp_ring->handle );
+ DRM_DEBUG( "dev_priv->ring_rptr->handle %p\n",
+ dev_priv->ring_rptr->handle );
+ DRM_DEBUG( "dev_priv->buffers->handle %p\n",
+ dev_priv->buffers->handle );
+ }
+
+
+ dev_priv->agp_size = init->agp_size;
+ dev_priv->agp_vm_start = RADEON_READ( RADEON_CONFIG_APER_SIZE );
+#if __REALLY_HAVE_AGP
+ if ( !dev_priv->is_pci )
+ dev_priv->agp_buffers_offset = (dev_priv->buffers->offset
+ - dev->agp->base
+ + dev_priv->agp_vm_start);
+ else
+#endif
+ dev_priv->agp_buffers_offset = (dev_priv->buffers->offset
+ - dev->sg->handle
+ + dev_priv->agp_vm_start);
+
+ DRM_DEBUG( "dev_priv->agp_size %d\n",
+ dev_priv->agp_size );
+ DRM_DEBUG( "dev_priv->agp_vm_start 0x%x\n",
+ dev_priv->agp_vm_start );
+ DRM_DEBUG( "dev_priv->agp_buffers_offset 0x%lx\n",
+ dev_priv->agp_buffers_offset );
+
+ dev_priv->ring.head = ((__volatile__ u32 *)
+ dev_priv->ring_rptr->handle);
+
+ dev_priv->ring.start = (u32 *)dev_priv->cp_ring->handle;
+ dev_priv->ring.end = ((u32 *)dev_priv->cp_ring->handle
+ + init->ring_size / sizeof(u32));
+ dev_priv->ring.size = init->ring_size;
+ dev_priv->ring.size_l2qw = DRM(order)( init->ring_size / 8 );
+
+ dev_priv->ring.tail_mask =
+ (dev_priv->ring.size / sizeof(u32)) - 1;
+
+ dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
+
+#if 0
+ /* Initialize the scratch register pointer. This will cause
+ * the scratch register values to be written out to memory
+ * whenever they are updated.
+ * FIXME: This doesn't quite work yet, so we're disabling it
+ * for the release.
+ */
+ RADEON_WRITE( RADEON_SCRATCH_ADDR, (dev_priv->ring_rptr->offset +
+ RADEON_SCRATCH_REG_OFFSET) );
+ RADEON_WRITE( RADEON_SCRATCH_UMSK, 0x7 );
+#endif
+
+ dev_priv->scratch = ((__volatile__ u32 *)
+ dev_priv->ring_rptr->handle +
+ (RADEON_SCRATCH_REG_OFFSET / sizeof(u32)));
+
+ dev_priv->sarea_priv->last_frame = 0;
+ RADEON_WRITE( RADEON_LAST_FRAME_REG,
+ dev_priv->sarea_priv->last_frame );
+
+ dev_priv->sarea_priv->last_dispatch = 0;
+ RADEON_WRITE( RADEON_LAST_DISPATCH_REG,
+ dev_priv->sarea_priv->last_dispatch );
+
+ dev_priv->sarea_priv->last_clear = 0;
+ RADEON_WRITE( RADEON_LAST_CLEAR_REG,
+ dev_priv->sarea_priv->last_clear );
+
+#if __REALLY_HAVE_SG
+ if ( dev_priv->is_pci ) {
+ if (!DRM(ati_pcigart_init)( dev, &dev_priv->phys_pci_gart,
+ &dev_priv->bus_pci_gart)) {
+ DRM_ERROR( "failed to init PCI GART!\n" );
+ dev->dev_private = (void *)dev_priv;
+ radeon_do_cleanup_cp(dev);
+ DRM_OS_RETURN(ENOMEM);
+ }
+ /* Turn on PCI GART
+ */
+ tmp = RADEON_READ( RADEON_AIC_CNTL )
+ | RADEON_PCIGART_TRANSLATE_EN;
+ RADEON_WRITE( RADEON_AIC_CNTL, tmp );
+
+ /* set PCI GART page-table base address
+ */
+ RADEON_WRITE( RADEON_AIC_PT_BASE, dev_priv->bus_pci_gart );
+
+ /* set address range for PCI address translate
+ */
+ RADEON_WRITE( RADEON_AIC_LO_ADDR, dev_priv->agp_vm_start );
+ RADEON_WRITE( RADEON_AIC_HI_ADDR, dev_priv->agp_vm_start
+ + dev_priv->agp_size - 1);
+
+ /* Turn off AGP aperture -- is this required for PCIGART?
+ */
+ RADEON_WRITE( RADEON_MC_AGP_LOCATION, 0xffffffc0 ); /* ?? */
+ RADEON_WRITE( RADEON_AGP_COMMAND, 0 ); /* clear AGP_COMMAND */
+ } else {
+#endif
+ /* Turn off PCI GART
+ */
+ tmp = RADEON_READ( RADEON_AIC_CNTL )
+ & ~RADEON_PCIGART_TRANSLATE_EN;
+ RADEON_WRITE( RADEON_AIC_CNTL, tmp );
+#if __REALLY_HAVE_SG
+ }
+#endif
+
+ radeon_cp_load_microcode( dev_priv );
+ radeon_cp_init_ring_buffer( dev, dev_priv );
+
+#if ROTATE_BUFS
+ dev_priv->last_buf = 0;
+#endif
+
+ dev->dev_private = (void *)dev_priv;
+
+ radeon_do_engine_reset( dev );
+
+ return 0;
+}
+
+int radeon_do_cleanup_cp( drm_device_t *dev )
+{
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ if ( dev->dev_private ) {
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+#if __REALLY_HAVE_SG
+ if ( !dev_priv->is_pci ) {
+#endif
+ DRM_IOREMAPFREE( dev_priv->cp_ring );
+ DRM_IOREMAPFREE( dev_priv->ring_rptr );
+ DRM_IOREMAPFREE( dev_priv->buffers );
+#if __REALLY_HAVE_SG
+ } else {
+ if (!DRM(ati_pcigart_cleanup)( dev,
+ dev_priv->phys_pci_gart,
+ dev_priv->bus_pci_gart ))
+ DRM_ERROR( "failed to cleanup PCI GART!\n" );
+ }
+#endif
+
+ DRM(free)( dev->dev_private, sizeof(drm_radeon_private_t),
+ DRM_MEM_DRIVER );
+ dev->dev_private = NULL;
+ }
+
+ return 0;
+}
+
+int radeon_cp_init( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_init_t init;
+
+ DRM_OS_KRNFROMUSR( init, (drm_radeon_init_t *) data, sizeof(init) );
+
+ switch ( init.func ) {
+ case RADEON_INIT_CP:
+ return radeon_do_init_cp( dev, &init );
+ case RADEON_CLEANUP_CP:
+ return radeon_do_cleanup_cp( dev );
+ }
+
+ DRM_OS_RETURN( EINVAL );
+}
+
+int radeon_cp_start( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ if ( dev_priv->cp_running ) {
+ DRM_DEBUG( "%s while CP running\n", __FUNCTION__ );
+ return 0;
+ }
+ if ( dev_priv->cp_mode == RADEON_CSQ_PRIDIS_INDDIS ) {
+ DRM_DEBUG( "%s called with bogus CP mode (%d)\n",
+ __FUNCTION__, dev_priv->cp_mode );
+ return 0;
+ }
+
+ radeon_do_cp_start( dev_priv );
+
+ return 0;
+}
+
+/* Stop the CP. The engine must have been idled before calling this
+ * routine.
+ */
+int radeon_cp_stop( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_cp_stop_t stop;
+ int ret;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( stop, (drm_radeon_cp_stop_t *) data, sizeof(stop) );
+
+ /* Flush any pending CP commands. This ensures any outstanding
+ * commands are exectuted by the engine before we turn it off.
+ */
+ if ( stop.flush ) {
+ radeon_do_cp_flush( dev_priv );
+ }
+
+ /* If we fail to make the engine go idle, we return an error
+ * code so that the DRM ioctl wrapper can try again.
+ */
+ if ( stop.idle ) {
+ ret = radeon_do_cp_idle( dev_priv );
+ if ( ret ) return ret;
+ }
+
+ /* Finally, we can turn off the CP. If the engine isn't idle,
+ * we will get some dropped triangles as they won't be fully
+ * rendered before the CP is shut down.
+ */
+ radeon_do_cp_stop( dev_priv );
+
+ /* Reset the engine */
+ radeon_do_engine_reset( dev );
+
+ return 0;
+}
+
+/* Just reset the CP ring. Called as part of an X Server engine reset.
+ */
+int radeon_cp_reset( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ if ( !dev_priv ) {
+ DRM_DEBUG( "%s called before init done\n", __FUNCTION__ );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ radeon_do_cp_reset( dev_priv );
+
+ /* The CP is no longer running after an engine reset */
+ dev_priv->cp_running = 0;
+
+ return 0;
+}
+
+int radeon_cp_idle( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ return radeon_do_cp_idle( dev_priv );
+}
+
+int radeon_engine_reset( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ return radeon_do_engine_reset( dev );
+}
+
+
+/* ================================================================
+ * Fullscreen mode
+ */
+
+static int radeon_do_init_pageflip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ dev_priv->crtc_offset = RADEON_READ( RADEON_CRTC_OFFSET );
+ dev_priv->crtc_offset_cntl = RADEON_READ( RADEON_CRTC_OFFSET_CNTL );
+
+ RADEON_WRITE( RADEON_CRTC_OFFSET, dev_priv->front_offset );
+ RADEON_WRITE( RADEON_CRTC_OFFSET_CNTL,
+ dev_priv->crtc_offset_cntl |
+ RADEON_CRTC_OFFSET_FLIP_CNTL );
+
+ dev_priv->page_flipping = 1;
+ dev_priv->current_page = 0;
+
+ return 0;
+}
+
+int radeon_do_cleanup_pageflip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ RADEON_WRITE( RADEON_CRTC_OFFSET, dev_priv->crtc_offset );
+ RADEON_WRITE( RADEON_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl );
+
+ dev_priv->page_flipping = 0;
+ dev_priv->current_page = 0;
+
+ return 0;
+}
+
+int radeon_fullscreen( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_fullscreen_t fs;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( fs, (drm_radeon_fullscreen_t *) data,
+ sizeof(fs) );
+
+ switch ( fs.func ) {
+ case RADEON_INIT_FULLSCREEN:
+ return radeon_do_init_pageflip( dev );
+ case RADEON_CLEANUP_FULLSCREEN:
+ return radeon_do_cleanup_pageflip( dev );
+ }
+
+ DRM_OS_RETURN( EINVAL );
+}
+
+
+/* ================================================================
+ * Freelist management
+ */
+#define RADEON_BUFFER_USED 0xffffffff
+#define RADEON_BUFFER_FREE 0
+
+#if 0
+static int radeon_freelist_init( drm_device_t *dev )
+{
+ drm_device_dma_t *dma = dev->dma;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_freelist_t *entry;
+ int i;
+
+ dev_priv->head = DRM(alloc)( sizeof(drm_radeon_freelist_t),
+ DRM_MEM_DRIVER );
+ if ( dev_priv->head == NULL )
+ DRM_OS_RETURN( ENOMEM );
+
+ memset( dev_priv->head, 0, sizeof(drm_radeon_freelist_t) );
+ dev_priv->head->age = RADEON_BUFFER_USED;
+
+ for ( i = 0 ; i < dma->buf_count ; i++ ) {
+ buf = dma->buflist[i];
+ buf_priv = buf->dev_private;
+
+ entry = DRM(alloc)( sizeof(drm_radeon_freelist_t),
+ DRM_MEM_DRIVER );
+ if ( !entry ) DRM_OS_RETURN( ENOMEM );
+
+ entry->age = RADEON_BUFFER_FREE;
+ entry->buf = buf;
+ entry->prev = dev_priv->head;
+ entry->next = dev_priv->head->next;
+ if ( !entry->next )
+ dev_priv->tail = entry;
+
+ buf_priv->discard = 0;
+ buf_priv->dispatched = 0;
+ buf_priv->list_entry = entry;
+
+ dev_priv->head->next = entry;
+
+ if ( dev_priv->head->next )
+ dev_priv->head->next->prev = entry;
+ }
+
+ return 0;
+
+}
+#endif
+
+drm_buf_t *radeon_freelist_get( drm_device_t *dev )
+{
+ drm_device_dma_t *dma = dev->dma;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_buf_t *buf;
+ int i, t;
+#if ROTATE_BUFS
+ int start;
+#endif
+
+ /* FIXME: Optimize -- use freelist code */
+
+ for ( i = 0 ; i < dma->buf_count ; i++ ) {
+ buf = dma->buflist[i];
+ buf_priv = buf->dev_private;
+ if ( buf->pid == 0 ) {
+ DRM_DEBUG( " ret buf=%d last=%d pid=0\n",
+ buf->idx, dev_priv->last_buf );
+ return buf;
+ }
+ DRM_DEBUG( " skipping buf=%d pid=%d\n",
+ buf->idx, buf->pid );
+ }
+
+#if ROTATE_BUFS
+ if ( ++dev_priv->last_buf >= dma->buf_count )
+ dev_priv->last_buf = 0;
+ start = dev_priv->last_buf;
+#endif
+ for ( t = 0 ; t < dev_priv->usec_timeout ; t++ ) {
+#if 0
+ /* FIXME: Disable this for now */
+ u32 done_age = dev_priv->scratch[RADEON_LAST_DISPATCH];
+#else
+ u32 done_age = RADEON_READ( RADEON_LAST_DISPATCH_REG );
+#endif
+#if ROTATE_BUFS
+ for ( i = start ; i < dma->buf_count ; i++ ) {
+#else
+ for ( i = 0 ; i < dma->buf_count ; i++ ) {
+#endif
+ buf = dma->buflist[i];
+ buf_priv = buf->dev_private;
+ if ( buf->pending && buf_priv->age <= done_age ) {
+ /* The buffer has been processed, so it
+ * can now be used.
+ */
+ buf->pending = 0;
+ DRM_DEBUG( " ret buf=%d last=%d age=%d done=%d\n", buf->idx, dev_priv->last_buf, buf_priv->age, done_age );
+ return buf;
+ }
+ DRM_DEBUG( " skipping buf=%d age=%d done=%d\n",
+ buf->idx, buf_priv->age,
+ done_age );
+#if ROTATE_BUFS
+ start = 0;
+#endif
+ }
+ DRM_OS_DELAY( 1 );
+ }
+
+ DRM_ERROR( "returning NULL!\n" );
+ return NULL;
+}
+
+void radeon_freelist_reset( drm_device_t *dev )
+{
+ drm_device_dma_t *dma = dev->dma;
+#if ROTATE_BUFS
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+#endif
+ int i;
+
+#if ROTATE_BUFS
+ dev_priv->last_buf = 0;
+#endif
+ for ( i = 0 ; i < dma->buf_count ; i++ ) {
+ drm_buf_t *buf = dma->buflist[i];
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ buf_priv->age = 0;
+ }
+}
+
+
+/* ================================================================
+ * CP command submission
+ */
+
+int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n )
+{
+ drm_radeon_ring_buffer_t *ring = &dev_priv->ring;
+ int i;
+
+ for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) {
+ radeon_update_ring_snapshot( ring );
+ if ( ring->space > n )
+ return 0;
+ DRM_OS_DELAY( 1 );
+ }
+
+ /* FIXME: This return value is ignored in the BEGIN_RING macro! */
+#if RADEON_FIFO_DEBUG
+ radeon_status( dev_priv );
+ DRM_ERROR( "failed!\n" );
+#endif
+ DRM_OS_RETURN( EBUSY );
+}
+
+static int radeon_cp_get_buffers( drm_device_t *dev, drm_dma_t *d )
+{
+ int i;
+ drm_buf_t *buf;
+
+ for ( i = d->granted_count ; i < d->request_count ; i++ ) {
+ buf = radeon_freelist_get( dev );
+ if ( !buf ) DRM_OS_RETURN( EAGAIN );
+
+ buf->pid = DRM_OS_CURRENTPID;
+
+ if (DRM_OS_COPYTOUSR( &d->request_indices[i], &buf->idx,
+ sizeof(buf->idx) ) )
+ DRM_OS_RETURN( EFAULT );
+ if (DRM_OS_COPYTOUSR( &d->request_sizes[i], &buf->total,
+ sizeof(buf->total) ) )
+ DRM_OS_RETURN( EFAULT );
+
+ d->granted_count++;
+ }
+ return 0;
+}
+
+int radeon_cp_buffers( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_device_dma_t *dma = dev->dma;
+ int ret = 0;
+ drm_dma_t d;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( d, (drm_dma_t *) data, sizeof(d) );
+
+ /* Please don't send us buffers.
+ */
+ if ( d.send_count != 0 ) {
+ DRM_ERROR( "Process %d trying to send %d buffers via drmDMA\n",
+ DRM_OS_CURRENTPID, d.send_count );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ /* We'll send you buffers.
+ */
+ if ( d.request_count < 0 || d.request_count > dma->buf_count ) {
+ DRM_ERROR( "Process %d trying to get %d buffers (of %d max)\n",
+ DRM_OS_CURRENTPID, d.request_count, dma->buf_count );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ d.granted_count = 0;
+
+ if ( d.request_count ) {
+ ret = radeon_cp_get_buffers( dev, &d );
+ }
+
+ DRM_OS_KRNTOUSR( (drm_dma_t *) data, d, sizeof(d) );
+
+ return ret;
+}
diff --git a/bsd/radeon/radeon_drv.c b/bsd/radeon/radeon_drv.c
new file mode 100644
index 00000000..ea212db9
--- /dev/null
+++ b/bsd/radeon/radeon_drv.c
@@ -0,0 +1,114 @@
+/* radeon_drv.c -- ATI Radeon driver -*- linux-c -*-
+ * Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com
+ *
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * 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
+ * VA LINUX SYSTEMS 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:
+ * Gareth Hughes <gareth@valinux.com>
+ */
+
+
+
+#include <sys/types.h>
+#include <sys/bus.h>
+#include <pci/pcivar.h>
+#include <opt_drm_linux.h>
+
+#include "radeon.h"
+#include "drmP.h"
+#include "radeon_drv.h"
+#if __REALLY_HAVE_SG
+#include "ati_pcigart.h"
+#endif
+
+#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc."
+
+#define DRIVER_NAME "radeon"
+#define DRIVER_DESC "ATI Radeon"
+#define DRIVER_DATE "20010405"
+
+#define DRIVER_MAJOR 1
+#define DRIVER_MINOR 1
+#define DRIVER_PATCHLEVEL 1
+
+/* List acquired from http://www.yourvote.com/pci/pcihdr.h and xc/xc/programs/Xserver/hw/xfree86/common/xf86PciInfo.h
+ * Please report to anholt@teleport.com inaccuracies or if a chip you have works that is marked unsupported here.
+ */
+drm_chipinfo_t DRM(devicelist)[] = {
+ {0x1002, 0x5144, 1, "ATI Radeon QD"},
+ {0x1002, 0x5145, 1, "ATI Radeon QE"},
+ {0x1002, 0x5146, 1, "ATI Radeon QF"},
+ {0x1002, 0x5147, 1, "ATI Radeon QG"},
+ {0x1002, 0x5159, 1, "ATI Radeon VE"},
+ {0, 0, 0, NULL}
+};
+
+#define DRIVER_IOCTLS \
+ [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { radeon_cp_buffers, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_INIT)] = { radeon_cp_init, 1, 1 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_START)] = { radeon_cp_start, 1, 1 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_STOP)] = { radeon_cp_stop, 1, 1 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_RESET)] = { radeon_cp_reset, 1, 1 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CP_IDLE)] = { radeon_cp_idle, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_RESET)] = { radeon_engine_reset, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_FULLSCREEN)] = { radeon_fullscreen, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_SWAP)] = { radeon_cp_swap, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_CLEAR)] = { radeon_cp_clear, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_VERTEX)] = { radeon_cp_vertex, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDICES)] = { radeon_cp_indices, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_TEXTURE)] = { radeon_cp_texture, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_STIPPLE)] = { radeon_cp_stipple, 1, 0 }, \
+ [DRM_IOCTL_NR(DRM_IOCTL_RADEON_INDIRECT)] = { radeon_cp_indirect, 1, 1 },
+
+
+#if 0
+/* GH: Count data sent to card via ring or vertex/indirect buffers.
+ */
+#define __HAVE_COUNTERS 3
+#define __HAVE_COUNTER6 _DRM_STAT_IRQ
+#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY
+#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY
+#endif
+
+
+#include "drm_agpsupport.h"
+#include "drm_auth.h"
+#include "drm_bufs.h"
+#include "drm_context.h"
+#include "drm_dma.h"
+#include "drm_drawable.h"
+#include "drm_drv.h"
+
+
+#include "drm_fops.h"
+#include "drm_init.h"
+#include "drm_ioctl.h"
+#include "drm_lock.h"
+#include "drm_memory.h"
+#include "drm_vm.h"
+#include "drm_sysctl.h"
+#if __REALLY_HAVE_SG
+#include "drm_scatter.h"
+#endif
+
+DRIVER_MODULE(radeon, pci, radeon_driver, radeon_devclass, 0, 0);
diff --git a/bsd/radeon/radeon_drv.h b/bsd/radeon/radeon_drv.h
new file mode 100644
index 00000000..a4ac4570
--- /dev/null
+++ b/bsd/radeon/radeon_drv.h
@@ -0,0 +1,725 @@
+/* radeon_drv.h -- Private header for radeon driver -*- linux-c -*-
+ *
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
+ * 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:
+ * Kevin E. Martin <martin@valinux.com>
+ * Gareth Hughes <gareth@valinux.com>
+ */
+
+#ifndef __RADEON_DRV_H__
+#define __RADEON_DRV_H__
+
+typedef struct drm_radeon_freelist {
+ unsigned int age;
+ drm_buf_t *buf;
+ struct drm_radeon_freelist *next;
+ struct drm_radeon_freelist *prev;
+} drm_radeon_freelist_t;
+
+typedef struct drm_radeon_ring_buffer {
+ u32 *start;
+ u32 *end;
+ int size;
+ int size_l2qw;
+
+ volatile u32 *head;
+ u32 tail;
+ u32 tail_mask;
+ int space;
+
+ int high_mark;
+} drm_radeon_ring_buffer_t;
+
+typedef struct drm_radeon_depth_clear_t {
+ u32 rb3d_cntl;
+ u32 rb3d_zstencilcntl;
+ u32 se_cntl;
+} drm_radeon_depth_clear_t;
+
+typedef struct drm_radeon_private {
+ drm_radeon_ring_buffer_t ring;
+ drm_radeon_sarea_t *sarea_priv;
+
+ int agp_size;
+ u32 agp_vm_start;
+ unsigned long agp_buffers_offset;
+
+ int cp_mode;
+ int cp_running;
+
+ drm_radeon_freelist_t *head;
+ drm_radeon_freelist_t *tail;
+/* FIXME: ROTATE_BUFS is a hask to cycle through bufs until freelist
+ code is used. Note this hides a problem with the scratch register
+ (used to keep track of last buffer completed) being written to before
+ the last buffer has actually completed rendering. */
+#define ROTATE_BUFS 1
+#if ROTATE_BUFS
+ int last_buf;
+#endif
+ volatile u32 *scratch;
+
+ int usec_timeout;
+ int is_pci;
+ unsigned long phys_pci_gart;
+#if __REALLY_HAVE_SG
+ dma_addr_t bus_pci_gart;
+#endif
+
+ atomic_t idle_count;
+
+ int page_flipping;
+ int current_page;
+ u32 crtc_offset;
+ u32 crtc_offset_cntl;
+
+ u32 color_fmt;
+ unsigned int front_offset;
+ unsigned int front_pitch;
+ unsigned int back_offset;
+ unsigned int back_pitch;
+
+ u32 depth_fmt;
+ unsigned int depth_offset;
+ unsigned int depth_pitch;
+
+ u32 front_pitch_offset;
+ u32 back_pitch_offset;
+ u32 depth_pitch_offset;
+
+ drm_radeon_depth_clear_t depth_clear;
+
+ drm_map_t *sarea;
+ drm_map_t *fb;
+ drm_map_t *mmio;
+ drm_map_t *cp_ring;
+ drm_map_t *ring_rptr;
+ drm_map_t *buffers;
+ drm_map_t *agp_textures;
+} drm_radeon_private_t;
+
+typedef struct drm_radeon_buf_priv {
+ u32 age;
+ int prim;
+ int discard;
+ int dispatched;
+ drm_radeon_freelist_t *list_entry;
+} drm_radeon_buf_priv_t;
+
+ /* radeon_cp.c */
+extern int radeon_cp_init( DRM_OS_IOCTL );
+extern int radeon_cp_start( DRM_OS_IOCTL );
+extern int radeon_cp_stop( DRM_OS_IOCTL );
+extern int radeon_cp_reset( DRM_OS_IOCTL );
+extern int radeon_cp_idle( DRM_OS_IOCTL );
+extern int radeon_engine_reset( DRM_OS_IOCTL );
+extern int radeon_fullscreen( DRM_OS_IOCTL );
+extern int radeon_cp_buffers( DRM_OS_IOCTL );
+
+extern void radeon_freelist_reset( drm_device_t *dev );
+extern drm_buf_t *radeon_freelist_get( drm_device_t *dev );
+
+extern int radeon_wait_ring( drm_radeon_private_t *dev_priv, int n );
+
+static __inline__ void
+radeon_update_ring_snapshot( drm_radeon_ring_buffer_t *ring )
+{
+ ring->space = (*(volatile int *)ring->head - ring->tail) * sizeof(u32);
+ if ( ring->space <= 0 )
+ ring->space += ring->size;
+}
+
+extern int radeon_do_cp_idle( drm_radeon_private_t *dev_priv );
+extern int radeon_do_cleanup_cp( drm_device_t *dev );
+extern int radeon_do_cleanup_pageflip( drm_device_t *dev );
+
+ /* radeon_state.c */
+extern int radeon_cp_clear( DRM_OS_IOCTL );
+extern int radeon_cp_swap( DRM_OS_IOCTL );
+extern int radeon_cp_vertex( DRM_OS_IOCTL );
+extern int radeon_cp_indices( DRM_OS_IOCTL );
+extern int radeon_cp_texture( DRM_OS_IOCTL );
+extern int radeon_cp_stipple( DRM_OS_IOCTL );
+extern int radeon_cp_indirect( DRM_OS_IOCTL );
+
+/* Register definitions, register access macros and drmAddMap constants
+ * for Radeon kernel driver.
+ */
+
+#define RADEON_AGP_COMMAND 0x0f60
+#define RADEON_AUX_SCISSOR_CNTL 0x26f0
+# define RADEON_EXCLUSIVE_SCISSOR_0 (1 << 24)
+# define RADEON_EXCLUSIVE_SCISSOR_1 (1 << 25)
+# define RADEON_EXCLUSIVE_SCISSOR_2 (1 << 26)
+# define RADEON_SCISSOR_0_ENABLE (1 << 28)
+# define RADEON_SCISSOR_1_ENABLE (1 << 29)
+# define RADEON_SCISSOR_2_ENABLE (1 << 30)
+
+#define RADEON_BUS_CNTL 0x0030
+# define RADEON_BUS_MASTER_DIS (1 << 6)
+
+#define RADEON_CLOCK_CNTL_DATA 0x000c
+# define RADEON_PLL_WR_EN (1 << 7)
+#define RADEON_CLOCK_CNTL_INDEX 0x0008
+#define RADEON_CONFIG_APER_SIZE 0x0108
+#define RADEON_CRTC_OFFSET 0x0224
+#define RADEON_CRTC_OFFSET_CNTL 0x0228
+# define RADEON_CRTC_TILE_EN (1 << 15)
+# define RADEON_CRTC_OFFSET_FLIP_CNTL (1 << 16)
+
+#define RADEON_RB3D_COLORPITCH 0x1c48
+#define RADEON_RB3D_DEPTHCLEARVALUE 0x1c30
+#define RADEON_RB3D_DEPTHXY_OFFSET 0x1c60
+
+#define RADEON_DP_GUI_MASTER_CNTL 0x146c
+# define RADEON_GMC_SRC_PITCH_OFFSET_CNTL (1 << 0)
+# define RADEON_GMC_DST_PITCH_OFFSET_CNTL (1 << 1)
+# define RADEON_GMC_BRUSH_SOLID_COLOR (13 << 4)
+# define RADEON_GMC_BRUSH_NONE (15 << 4)
+# define RADEON_GMC_DST_16BPP (4 << 8)
+# define RADEON_GMC_DST_24BPP (5 << 8)
+# define RADEON_GMC_DST_32BPP (6 << 8)
+# define RADEON_GMC_DST_DATATYPE_SHIFT 8
+# define RADEON_GMC_SRC_DATATYPE_COLOR (3 << 12)
+# define RADEON_DP_SRC_SOURCE_MEMORY (2 << 24)
+# define RADEON_DP_SRC_SOURCE_HOST_DATA (3 << 24)
+# define RADEON_GMC_CLR_CMP_CNTL_DIS (1 << 28)
+# define RADEON_GMC_WR_MSK_DIS (1 << 30)
+# define RADEON_ROP3_S 0x00cc0000
+# define RADEON_ROP3_P 0x00f00000
+#define RADEON_DP_WRITE_MASK 0x16cc
+#define RADEON_DST_PITCH_OFFSET 0x142c
+#define RADEON_DST_PITCH_OFFSET_C 0x1c80
+# define RADEON_DST_TILE_LINEAR (0 << 30)
+# define RADEON_DST_TILE_MACRO (1 << 30)
+# define RADEON_DST_TILE_MICRO (2 << 30)
+# define RADEON_DST_TILE_BOTH (3 << 30)
+
+#define RADEON_SCRATCH_REG0 0x15e0
+#define RADEON_SCRATCH_REG1 0x15e4
+#define RADEON_SCRATCH_REG2 0x15e8
+#define RADEON_SCRATCH_REG3 0x15ec
+#define RADEON_SCRATCH_REG4 0x15f0
+#define RADEON_SCRATCH_REG5 0x15f4
+#define RADEON_SCRATCH_UMSK 0x0770
+#define RADEON_SCRATCH_ADDR 0x0774
+
+#define RADEON_HOST_PATH_CNTL 0x0130
+# define RADEON_HDP_SOFT_RESET (1 << 26)
+# define RADEON_HDP_WC_TIMEOUT_MASK (7 << 28)
+# define RADEON_HDP_WC_TIMEOUT_28BCLK (7 << 28)
+
+#define RADEON_ISYNC_CNTL 0x1724
+# define RADEON_ISYNC_ANY2D_IDLE3D (1 << 0)
+# define RADEON_ISYNC_ANY3D_IDLE2D (1 << 1)
+# define RADEON_ISYNC_TRIG2D_IDLE3D (1 << 2)
+# define RADEON_ISYNC_TRIG3D_IDLE2D (1 << 3)
+# define RADEON_ISYNC_WAIT_IDLEGUI (1 << 4)
+# define RADEON_ISYNC_CPSCRATCH_IDLEGUI (1 << 5)
+
+#define RADEON_MC_AGP_LOCATION 0x014c
+#define RADEON_MC_FB_LOCATION 0x0148
+#define RADEON_MCLK_CNTL 0x0012
+# define RADEON_FORCEON_MCLKA (1 << 16)
+# define RADEON_FORCEON_MCLKB (1 << 17)
+# define RADEON_FORCEON_YCLKA (1 << 18)
+# define RADEON_FORCEON_YCLKB (1 << 19)
+# define RADEON_FORCEON_MC (1 << 20)
+# define RADEON_FORCEON_AIC (1 << 21)
+
+#define RADEON_PP_BORDER_COLOR_0 0x1d40
+#define RADEON_PP_BORDER_COLOR_1 0x1d44
+#define RADEON_PP_BORDER_COLOR_2 0x1d48
+#define RADEON_PP_CNTL 0x1c38
+# define RADEON_SCISSOR_ENABLE (1 << 1)
+#define RADEON_PP_LUM_MATRIX 0x1d00
+#define RADEON_PP_MISC 0x1c14
+#define RADEON_PP_ROT_MATRIX_0 0x1d58
+#define RADEON_PP_TXFILTER_0 0x1c54
+#define RADEON_PP_TXFILTER_1 0x1c6c
+#define RADEON_PP_TXFILTER_2 0x1c84
+
+#define RADEON_RB2D_DSTCACHE_CTLSTAT 0x342c
+# define RADEON_RB2D_DC_FLUSH (3 << 0)
+# define RADEON_RB2D_DC_FREE (3 << 2)
+# define RADEON_RB2D_DC_FLUSH_ALL 0xf
+# define RADEON_RB2D_DC_BUSY (1 << 31)
+#define RADEON_RB3D_CNTL 0x1c3c
+# define RADEON_ALPHA_BLEND_ENABLE (1 << 0)
+# define RADEON_PLANE_MASK_ENABLE (1 << 1)
+# define RADEON_DITHER_ENABLE (1 << 2)
+# define RADEON_ROUND_ENABLE (1 << 3)
+# define RADEON_SCALE_DITHER_ENABLE (1 << 4)
+# define RADEON_DITHER_INIT (1 << 5)
+# define RADEON_ROP_ENABLE (1 << 6)
+# define RADEON_STENCIL_ENABLE (1 << 7)
+# define RADEON_Z_ENABLE (1 << 8)
+# define RADEON_DEPTH_XZ_OFFEST_ENABLE (1 << 9)
+# define RADEON_ZBLOCK8 (0 << 15)
+# define RADEON_ZBLOCK16 (1 << 15)
+#define RADEON_RB3D_DEPTHOFFSET 0x1c24
+#define RADEON_RB3D_PLANEMASK 0x1d84
+#define RADEON_RB3D_STENCILREFMASK 0x1d7c
+#define RADEON_RB3D_ZCACHE_MODE 0x3250
+#define RADEON_RB3D_ZCACHE_CTLSTAT 0x3254
+# define RADEON_RB3D_ZC_FLUSH (1 << 0)
+# define RADEON_RB3D_ZC_FREE (1 << 2)
+# define RADEON_RB3D_ZC_FLUSH_ALL 0x5
+# define RADEON_RB3D_ZC_BUSY (1 << 31)
+#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c
+# define RADEON_Z_TEST_MASK (7 << 4)
+# define RADEON_Z_TEST_ALWAYS (7 << 4)
+# define RADEON_STENCIL_TEST_ALWAYS (7 << 12)
+# define RADEON_STENCIL_S_FAIL_KEEP (0 << 16)
+# define RADEON_STENCIL_ZPASS_KEEP (0 << 20)
+# define RADEON_STENCIL_ZFAIL_KEEP (0 << 20)
+# define RADEON_Z_WRITE_ENABLE (1 << 30)
+#define RADEON_RBBM_SOFT_RESET 0x00f0
+# define RADEON_SOFT_RESET_CP (1 << 0)
+# define RADEON_SOFT_RESET_HI (1 << 1)
+# define RADEON_SOFT_RESET_SE (1 << 2)
+# define RADEON_SOFT_RESET_RE (1 << 3)
+# define RADEON_SOFT_RESET_PP (1 << 4)
+# define RADEON_SOFT_RESET_E2 (1 << 5)
+# define RADEON_SOFT_RESET_RB (1 << 6)
+# define RADEON_SOFT_RESET_HDP (1 << 7)
+#define RADEON_RBBM_STATUS 0x0e40
+# define RADEON_RBBM_FIFOCNT_MASK 0x007f
+# define RADEON_RBBM_ACTIVE (1 << 31)
+#define RADEON_RE_LINE_PATTERN 0x1cd0
+#define RADEON_RE_MISC 0x26c4
+#define RADEON_RE_TOP_LEFT 0x26c0
+#define RADEON_RE_WIDTH_HEIGHT 0x1c44
+#define RADEON_RE_STIPPLE_ADDR 0x1cc8
+#define RADEON_RE_STIPPLE_DATA 0x1ccc
+
+#define RADEON_SCISSOR_TL_0 0x1cd8
+#define RADEON_SCISSOR_BR_0 0x1cdc
+#define RADEON_SCISSOR_TL_1 0x1ce0
+#define RADEON_SCISSOR_BR_1 0x1ce4
+#define RADEON_SCISSOR_TL_2 0x1ce8
+#define RADEON_SCISSOR_BR_2 0x1cec
+#define RADEON_SE_COORD_FMT 0x1c50
+#define RADEON_SE_CNTL 0x1c4c
+# define RADEON_FFACE_CULL_CW (0 << 0)
+# define RADEON_BFACE_SOLID (3 << 1)
+# define RADEON_FFACE_SOLID (3 << 3)
+# define RADEON_FLAT_SHADE_VTX_LAST (3 << 6)
+# define RADEON_DIFFUSE_SHADE_FLAT (1 << 8)
+# define RADEON_DIFFUSE_SHADE_GOURAUD (2 << 8)
+# define RADEON_ALPHA_SHADE_FLAT (1 << 10)
+# define RADEON_ALPHA_SHADE_GOURAUD (2 << 10)
+# define RADEON_SPECULAR_SHADE_FLAT (1 << 12)
+# define RADEON_SPECULAR_SHADE_GOURAUD (2 << 12)
+# define RADEON_FOG_SHADE_FLAT (1 << 14)
+# define RADEON_FOG_SHADE_GOURAUD (2 << 14)
+# define RADEON_VPORT_XY_XFORM_ENABLE (1 << 24)
+# define RADEON_VPORT_Z_XFORM_ENABLE (1 << 25)
+# define RADEON_VTX_PIX_CENTER_OGL (1 << 27)
+# define RADEON_ROUND_MODE_TRUNC (0 << 28)
+# define RADEON_ROUND_PREC_8TH_PIX (1 << 30)
+#define RADEON_SE_CNTL_STATUS 0x2140
+#define RADEON_SE_LINE_WIDTH 0x1db8
+#define RADEON_SE_VPORT_XSCALE 0x1d98
+#define RADEON_SURFACE_ACCESS_FLAGS 0x0bf8
+#define RADEON_SURFACE_ACCESS_CLR 0x0bfc
+#define RADEON_SURFACE_CNTL 0x0b00
+# define RADEON_SURF_TRANSLATION_DIS (1 << 8)
+# define RADEON_NONSURF_AP0_SWP_MASK (3 << 20)
+# define RADEON_NONSURF_AP0_SWP_LITTLE (0 << 20)
+# define RADEON_NONSURF_AP0_SWP_BIG16 (1 << 20)
+# define RADEON_NONSURF_AP0_SWP_BIG32 (2 << 20)
+# define RADEON_NONSURF_AP1_SWP_MASK (3 << 22)
+# define RADEON_NONSURF_AP1_SWP_LITTLE (0 << 22)
+# define RADEON_NONSURF_AP1_SWP_BIG16 (1 << 22)
+# define RADEON_NONSURF_AP1_SWP_BIG32 (2 << 22)
+#define RADEON_SURFACE0_INFO 0x0b0c
+# define RADEON_SURF_PITCHSEL_MASK (0x1ff << 0)
+# define RADEON_SURF_TILE_MODE_MASK (3 << 16)
+# define RADEON_SURF_TILE_MODE_MACRO (0 << 16)
+# define RADEON_SURF_TILE_MODE_MICRO (1 << 16)
+# define RADEON_SURF_TILE_MODE_32BIT_Z (2 << 16)
+# define RADEON_SURF_TILE_MODE_16BIT_Z (3 << 16)
+#define RADEON_SURFACE0_LOWER_BOUND 0x0b04
+#define RADEON_SURFACE0_UPPER_BOUND 0x0b08
+#define RADEON_SURFACE1_INFO 0x0b1c
+#define RADEON_SURFACE1_LOWER_BOUND 0x0b14
+#define RADEON_SURFACE1_UPPER_BOUND 0x0b18
+#define RADEON_SURFACE2_INFO 0x0b2c
+#define RADEON_SURFACE2_LOWER_BOUND 0x0b24
+#define RADEON_SURFACE2_UPPER_BOUND 0x0b28
+#define RADEON_SURFACE3_INFO 0x0b3c
+#define RADEON_SURFACE3_LOWER_BOUND 0x0b34
+#define RADEON_SURFACE3_UPPER_BOUND 0x0b38
+#define RADEON_SURFACE4_INFO 0x0b4c
+#define RADEON_SURFACE4_LOWER_BOUND 0x0b44
+#define RADEON_SURFACE4_UPPER_BOUND 0x0b48
+#define RADEON_SURFACE5_INFO 0x0b5c
+#define RADEON_SURFACE5_LOWER_BOUND 0x0b54
+#define RADEON_SURFACE5_UPPER_BOUND 0x0b58
+#define RADEON_SURFACE6_INFO 0x0b6c
+#define RADEON_SURFACE6_LOWER_BOUND 0x0b64
+#define RADEON_SURFACE6_UPPER_BOUND 0x0b68
+#define RADEON_SURFACE7_INFO 0x0b7c
+#define RADEON_SURFACE7_LOWER_BOUND 0x0b74
+#define RADEON_SURFACE7_UPPER_BOUND 0x0b78
+#define RADEON_SW_SEMAPHORE 0x013c
+
+#define RADEON_WAIT_UNTIL 0x1720
+# define RADEON_WAIT_CRTC_PFLIP (1 << 0)
+# define RADEON_WAIT_2D_IDLECLEAN (1 << 16)
+# define RADEON_WAIT_3D_IDLECLEAN (1 << 17)
+# define RADEON_WAIT_HOST_IDLECLEAN (1 << 18)
+
+#define RADEON_RB3D_ZMASKOFFSET 0x1c34
+#define RADEON_RB3D_ZSTENCILCNTL 0x1c2c
+# define RADEON_DEPTH_FORMAT_16BIT_INT_Z (0 << 0)
+# define RADEON_DEPTH_FORMAT_24BIT_INT_Z (2 << 0)
+
+
+/* CP registers */
+#define RADEON_CP_ME_RAM_ADDR 0x07d4
+#define RADEON_CP_ME_RAM_RADDR 0x07d8
+#define RADEON_CP_ME_RAM_DATAH 0x07dc
+#define RADEON_CP_ME_RAM_DATAL 0x07e0
+
+#define RADEON_CP_RB_BASE 0x0700
+#define RADEON_CP_RB_CNTL 0x0704
+#define RADEON_CP_RB_RPTR_ADDR 0x070c
+#define RADEON_CP_RB_RPTR 0x0710
+#define RADEON_CP_RB_WPTR 0x0714
+
+#define RADEON_CP_RB_WPTR_DELAY 0x0718
+# define RADEON_PRE_WRITE_TIMER_SHIFT 0
+# define RADEON_PRE_WRITE_LIMIT_SHIFT 23
+
+#define RADEON_CP_IB_BASE 0x0738
+
+#define RADEON_CP_CSQ_CNTL 0x0740
+# define RADEON_CSQ_CNT_PRIMARY_MASK (0xff << 0)
+# define RADEON_CSQ_PRIDIS_INDDIS (0 << 28)
+# define RADEON_CSQ_PRIPIO_INDDIS (1 << 28)
+# define RADEON_CSQ_PRIBM_INDDIS (2 << 28)
+# define RADEON_CSQ_PRIPIO_INDBM (3 << 28)
+# define RADEON_CSQ_PRIBM_INDBM (4 << 28)
+# define RADEON_CSQ_PRIPIO_INDPIO (15 << 28)
+
+#define RADEON_AIC_CNTL 0x01d0
+# define RADEON_PCIGART_TRANSLATE_EN (1 << 0)
+#define RADEON_AIC_STAT 0x01d4
+#define RADEON_AIC_PT_BASE 0x01d8
+#define RADEON_AIC_LO_ADDR 0x01dc
+#define RADEON_AIC_HI_ADDR 0x01e0
+#define RADEON_AIC_TLB_ADDR 0x01e4
+#define RADEON_AIC_TLB_DATA 0x01e8
+
+/* CP command packets */
+#define RADEON_CP_PACKET0 0x00000000
+# define RADEON_ONE_REG_WR (1 << 15)
+#define RADEON_CP_PACKET1 0x40000000
+#define RADEON_CP_PACKET2 0x80000000
+#define RADEON_CP_PACKET3 0xC0000000
+# define RADEON_3D_RNDR_GEN_INDX_PRIM 0x00002300
+# define RADEON_WAIT_FOR_IDLE 0x00002600
+# define RADEON_3D_DRAW_IMMD 0x00002900
+# define RADEON_3D_CLEAR_ZMASK 0x00003200
+# define RADEON_CNTL_HOSTDATA_BLT 0x00009400
+# define RADEON_CNTL_PAINT_MULTI 0x00009A00
+# define RADEON_CNTL_BITBLT_MULTI 0x00009B00
+
+#define RADEON_CP_PACKET_MASK 0xC0000000
+#define RADEON_CP_PACKET_COUNT_MASK 0x3fff0000
+#define RADEON_CP_PACKET0_REG_MASK 0x000007ff
+#define RADEON_CP_PACKET1_REG0_MASK 0x000007ff
+#define RADEON_CP_PACKET1_REG1_MASK 0x003ff800
+
+#define RADEON_VTX_Z_PRESENT (1 << 31)
+
+#define RADEON_PRIM_TYPE_NONE (0 << 0)
+#define RADEON_PRIM_TYPE_POINT (1 << 0)
+#define RADEON_PRIM_TYPE_LINE (2 << 0)
+#define RADEON_PRIM_TYPE_LINE_STRIP (3 << 0)
+#define RADEON_PRIM_TYPE_TRI_LIST (4 << 0)
+#define RADEON_PRIM_TYPE_TRI_FAN (5 << 0)
+#define RADEON_PRIM_TYPE_TRI_STRIP (6 << 0)
+#define RADEON_PRIM_TYPE_TRI_TYPE2 (7 << 0)
+#define RADEON_PRIM_TYPE_RECT_LIST (8 << 0)
+#define RADEON_PRIM_TYPE_3VRT_POINT_LIST (9 << 0)
+#define RADEON_PRIM_TYPE_3VRT_LINE_LIST (10 << 0)
+#define RADEON_PRIM_WALK_IND (1 << 4)
+#define RADEON_PRIM_WALK_LIST (2 << 4)
+#define RADEON_PRIM_WALK_RING (3 << 4)
+#define RADEON_COLOR_ORDER_BGRA (0 << 6)
+#define RADEON_COLOR_ORDER_RGBA (1 << 6)
+#define RADEON_MAOS_ENABLE (1 << 7)
+#define RADEON_VTX_FMT_R128_MODE (0 << 8)
+#define RADEON_VTX_FMT_RADEON_MODE (1 << 8)
+#define RADEON_NUM_VERTICES_SHIFT 16
+
+#define RADEON_COLOR_FORMAT_CI8 2
+#define RADEON_COLOR_FORMAT_ARGB1555 3
+#define RADEON_COLOR_FORMAT_RGB565 4
+#define RADEON_COLOR_FORMAT_ARGB8888 6
+#define RADEON_COLOR_FORMAT_RGB332 7
+#define RADEON_COLOR_FORMAT_RGB8 9
+#define RADEON_COLOR_FORMAT_ARGB4444 15
+
+#define RADEON_TXFORMAT_I8 0
+#define RADEON_TXFORMAT_AI88 1
+#define RADEON_TXFORMAT_RGB332 2
+#define RADEON_TXFORMAT_ARGB1555 3
+#define RADEON_TXFORMAT_RGB565 4
+#define RADEON_TXFORMAT_ARGB4444 5
+#define RADEON_TXFORMAT_ARGB8888 6
+#define RADEON_TXFORMAT_RGBA8888 7
+
+/* Constants */
+#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */
+
+#define RADEON_LAST_FRAME_REG RADEON_SCRATCH_REG0
+#define RADEON_LAST_DISPATCH_REG RADEON_SCRATCH_REG1
+#define RADEON_LAST_CLEAR_REG RADEON_SCRATCH_REG2
+#define RADEON_LAST_DISPATCH 1
+
+#define RADEON_MAX_VB_AGE 0x7fffffff
+#define RADEON_MAX_VB_VERTS (0xffff)
+
+#define RADEON_RING_HIGH_MARK 128
+
+
+#define RADEON_BASE(reg) ((unsigned long)(dev_priv->mmio->handle))
+#define RADEON_ADDR(reg) (RADEON_BASE( reg ) + reg)
+
+#define RADEON_DEREF(reg) *(volatile u32 *)RADEON_ADDR( reg )
+#ifdef __alpha__
+#define RADEON_READ(reg) (_RADEON_READ((u32 *)RADEON_ADDR( reg )))
+static inline u32 _RADEON_READ(u32 *addr)
+{
+ DRM_OS_READMEMORYBARRIER;
+ return *(volatile u32 *)addr;
+}
+#define RADEON_WRITE(reg,val) \
+do { \
+ DRM_OS_WRITEMEMORYBARRIER; \
+ RADEON_DEREF(reg) = val; \
+} while (0)
+#else
+#define RADEON_READ(reg) RADEON_DEREF( reg )
+#define RADEON_WRITE(reg, val) do { RADEON_DEREF( reg ) = val; } while (0)
+#endif
+
+#define RADEON_DEREF8(reg) *(volatile u8 *)RADEON_ADDR( reg )
+#ifdef __alpha__
+#define RADEON_READ8(reg) _RADEON_READ8((u8 *)RADEON_ADDR( reg ))
+static inline u8 _RADEON_READ8(u8 *addr)
+{
+ DRM_OS_READMEMORYBARRIER;
+ return *(volatile u8 *)addr;
+}
+#define RADEON_WRITE8(reg,val) \
+do { \
+ DRM_OS_WRITEMEMORYBARRIER; \
+ RADEON_DEREF8( reg ) = val; \
+} while (0)
+#else
+#define RADEON_READ8(reg) RADEON_DEREF8( reg )
+#define RADEON_WRITE8(reg, val) do { RADEON_DEREF8( reg ) = val; } while (0)
+#endif
+
+#define RADEON_WRITE_PLL( addr, val ) \
+do { \
+ RADEON_WRITE8( RADEON_CLOCK_CNTL_INDEX, \
+ ((addr) & 0x1f) | RADEON_PLL_WR_EN ); \
+ RADEON_WRITE( RADEON_CLOCK_CNTL_DATA, (val) ); \
+} while (0)
+
+extern int RADEON_READ_PLL( drm_device_t *dev, int addr );
+
+
+#define CP_PACKET0( reg, n ) \
+ (RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2))
+#define CP_PACKET0_TABLE( reg, n ) \
+ (RADEON_CP_PACKET0 | RADEON_ONE_REG_WR | ((n) << 16) | ((reg) >> 2))
+#define CP_PACKET1( reg0, reg1 ) \
+ (RADEON_CP_PACKET1 | (((reg1) >> 2) << 15) | ((reg0) >> 2))
+#define CP_PACKET2() \
+ (RADEON_CP_PACKET2)
+#define CP_PACKET3( pkt, n ) \
+ (RADEON_CP_PACKET3 | (pkt) | ((n) << 16))
+
+
+/* ================================================================
+ * Engine control helper macros
+ */
+
+#define RADEON_WAIT_UNTIL_2D_IDLE() do { \
+ OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
+ OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \
+ RADEON_WAIT_HOST_IDLECLEAN) ); \
+} while (0)
+
+#define RADEON_WAIT_UNTIL_3D_IDLE() do { \
+ OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
+ OUT_RING( (RADEON_WAIT_3D_IDLECLEAN | \
+ RADEON_WAIT_HOST_IDLECLEAN) ); \
+} while (0)
+
+#define RADEON_WAIT_UNTIL_IDLE() do { \
+ OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
+ OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \
+ RADEON_WAIT_3D_IDLECLEAN | \
+ RADEON_WAIT_HOST_IDLECLEAN) ); \
+} while (0)
+
+#define RADEON_WAIT_UNTIL_PAGE_FLIPPED() do { \
+ OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 0 ) ); \
+ OUT_RING( RADEON_WAIT_CRTC_PFLIP ); \
+} while (0)
+
+#define RADEON_FLUSH_CACHE() do { \
+ OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \
+ OUT_RING( RADEON_RB2D_DC_FLUSH ); \
+} while (0)
+
+#define RADEON_PURGE_CACHE() do { \
+ OUT_RING( CP_PACKET0( RADEON_RB2D_DSTCACHE_CTLSTAT, 0 ) ); \
+ OUT_RING( RADEON_RB2D_DC_FLUSH_ALL ); \
+} while (0)
+
+#define RADEON_FLUSH_ZCACHE() do { \
+ OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
+ OUT_RING( RADEON_RB3D_ZC_FLUSH ); \
+} while (0)
+
+#define RADEON_PURGE_ZCACHE() do { \
+ OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 0 ) ); \
+ OUT_RING( RADEON_RB3D_ZC_FLUSH_ALL ); \
+} while (0)
+
+
+/* ================================================================
+ * Misc helper macros
+ */
+
+#define LOCK_TEST_WITH_RETURN( dev ) \
+do { \
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \
+ dev->lock.pid != DRM_OS_CURRENTPID ) { \
+ DRM_ERROR( "%s called without lock held\n", \
+ __FUNCTION__ ); \
+ DRM_OS_RETURN( EINVAL ); \
+ } \
+} while (0)
+
+#define RING_SPACE_TEST_WITH_RETURN( dev_priv ) \
+do { \
+ drm_radeon_ring_buffer_t *ring = &dev_priv->ring; int i; \
+ if ( ring->space < ring->high_mark ) { \
+ for ( i = 0 ; i < dev_priv->usec_timeout ; i++ ) { \
+ radeon_update_ring_snapshot( ring ); \
+ if ( ring->space >= ring->high_mark ) \
+ goto __ring_space_done; \
+ DRM_OS_DELAY( 1 ); \
+ } \
+ DRM_ERROR( "ring space check failed!\n" ); \
+ DRM_OS_RETURN( EBUSY ); \
+ } \
+ __ring_space_done: \
+} while (0)
+
+#define VB_AGE_TEST_WITH_RETURN( dev_priv ) \
+do { \
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; \
+ if ( sarea_priv->last_dispatch >= RADEON_MAX_VB_AGE ) { \
+ int __ret = radeon_do_cp_idle( dev_priv ); \
+ if ( __ret ) return __ret; \
+ sarea_priv->last_dispatch = 0; \
+ radeon_freelist_reset( dev ); \
+ } \
+} while (0)
+
+#define RADEON_DISPATCH_AGE( age ) do { \
+ OUT_RING( CP_PACKET0( RADEON_LAST_DISPATCH_REG, 0 ) ); \
+ OUT_RING( age ); \
+} while (0)
+
+#define RADEON_FRAME_AGE( age ) do { \
+ OUT_RING( CP_PACKET0( RADEON_LAST_FRAME_REG, 0 ) ); \
+ OUT_RING( age ); \
+} while (0)
+
+#define RADEON_CLEAR_AGE( age ) do { \
+ OUT_RING( CP_PACKET0( RADEON_LAST_CLEAR_REG, 0 ) ); \
+ OUT_RING( age ); \
+} while (0)
+
+
+/* ================================================================
+ * Ring control
+ */
+
+#define radeon_flush_write_combine() DRM_OS_READMEMORYBARRIER
+
+
+#define RADEON_VERBOSE 0
+
+#define RING_LOCALS int write; unsigned int mask; volatile u32 *ring;
+
+#define BEGIN_RING( n ) do { \
+ if ( RADEON_VERBOSE ) { \
+ DRM_INFO( "BEGIN_RING( %d ) in %s\n", \
+ n, __FUNCTION__ ); \
+ } \
+ if ( dev_priv->ring.space <= (n) * sizeof(u32) ) { \
+ radeon_wait_ring( dev_priv, (n) * sizeof(u32) ); \
+ } \
+ dev_priv->ring.space -= (n) * sizeof(u32); \
+ ring = dev_priv->ring.start; \
+ write = dev_priv->ring.tail; \
+ mask = dev_priv->ring.tail_mask; \
+} while (0)
+
+#define ADVANCE_RING() do { \
+ if ( RADEON_VERBOSE ) { \
+ DRM_INFO( "ADVANCE_RING() wr=0x%06x tail=0x%06x\n", \
+ write, dev_priv->ring.tail ); \
+ } \
+ radeon_flush_write_combine(); \
+ dev_priv->ring.tail = write; \
+ RADEON_WRITE( RADEON_CP_RB_WPTR, write ); \
+} while (0)
+
+#define OUT_RING( x ) do { \
+ if ( RADEON_VERBOSE ) { \
+ DRM_INFO( " OUT_RING( 0x%08x ) at 0x%x\n", \
+ (unsigned int)(x), write ); \
+ } \
+ ring[write++] = (x); \
+ write &= mask; \
+} while (0)
+
+#define RADEON_PERFORMANCE_BOXES 0
+
+#endif /* __RADEON_DRV_H__ */
diff --git a/bsd/radeon/radeon_state.c b/bsd/radeon/radeon_state.c
new file mode 100644
index 00000000..1a28d1fd
--- /dev/null
+++ b/bsd/radeon/radeon_state.c
@@ -0,0 +1,1461 @@
+/* radeon_state.c -- State support for Radeon -*- linux-c -*-
+ *
+ * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
+ * 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:
+ * Gareth Hughes <gareth@valinux.com>
+ * Kevin E. Martin <martin@valinux.com>
+ */
+
+#include "radeon.h"
+#include "drmP.h"
+#include "radeon_drv.h"
+#include "drm.h"
+
+
+/* ================================================================
+ * CP hardware state programming functions
+ */
+
+static __inline__ void radeon_emit_clip_rect( drm_radeon_private_t *dev_priv,
+ drm_clip_rect_t *box )
+{
+ RING_LOCALS;
+
+ DRM_DEBUG( " box: x1=%d y1=%d x2=%d y2=%d\n",
+ box->x1, box->y1, box->x2, box->y2 );
+
+ BEGIN_RING( 4 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_TOP_LEFT, 0 ) );
+ OUT_RING( (box->y1 << 16) | box->x1 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_WIDTH_HEIGHT, 0 ) );
+ OUT_RING( ((box->y2 - 1) << 16) | (box->x2 - 1) );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_context( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 14 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_MISC, 6 ) );
+ OUT_RING( ctx->pp_misc );
+ OUT_RING( ctx->pp_fog_color );
+ OUT_RING( ctx->re_solid_color );
+ OUT_RING( ctx->rb3d_blendcntl );
+ OUT_RING( ctx->rb3d_depthoffset );
+ OUT_RING( ctx->rb3d_depthpitch );
+ OUT_RING( ctx->rb3d_zstencilcntl );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 2 ) );
+ OUT_RING( ctx->pp_cntl );
+ OUT_RING( ctx->rb3d_cntl );
+ OUT_RING( ctx->rb3d_coloroffset );
+
+ OUT_RING( CP_PACKET0( RADEON_RB3D_COLORPITCH, 0 ) );
+ OUT_RING( ctx->rb3d_colorpitch );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_vertfmt( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 2 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_COORD_FMT, 0 ) );
+ OUT_RING( ctx->se_coord_fmt );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_line( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 5 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_LINE_PATTERN, 1 ) );
+ OUT_RING( ctx->re_line_pattern );
+ OUT_RING( ctx->re_line_state );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_LINE_WIDTH, 0 ) );
+ OUT_RING( ctx->se_line_width );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_bumpmap( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 5 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_LUM_MATRIX, 0 ) );
+ OUT_RING( ctx->pp_lum_matrix );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_ROT_MATRIX_0, 1 ) );
+ OUT_RING( ctx->pp_rot_matrix_0 );
+ OUT_RING( ctx->pp_rot_matrix_1 );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_masks( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 4 );
+
+ OUT_RING( CP_PACKET0( RADEON_RB3D_STENCILREFMASK, 2 ) );
+ OUT_RING( ctx->rb3d_stencilrefmask );
+ OUT_RING( ctx->rb3d_ropcntl );
+ OUT_RING( ctx->rb3d_planemask );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_viewport( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 7 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_VPORT_XSCALE, 5 ) );
+ OUT_RING( ctx->se_vport_xscale );
+ OUT_RING( ctx->se_vport_xoffset );
+ OUT_RING( ctx->se_vport_yscale );
+ OUT_RING( ctx->se_vport_yoffset );
+ OUT_RING( ctx->se_vport_zscale );
+ OUT_RING( ctx->se_vport_zoffset );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_setup( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 4 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
+ OUT_RING( ctx->se_cntl );
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL_STATUS, 0 ) );
+ OUT_RING( ctx->se_cntl_status );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_tcl( drm_radeon_private_t *dev_priv )
+{
+#ifdef TCL_ENABLE
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 29 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED, 27 ) );
+ OUT_RING( ctx->se_tcl_material_emmissive.red );
+ OUT_RING( ctx->se_tcl_material_emmissive.green );
+ OUT_RING( ctx->se_tcl_material_emmissive.blue );
+ OUT_RING( ctx->se_tcl_material_emmissive.alpha );
+ OUT_RING( ctx->se_tcl_material_ambient.red );
+ OUT_RING( ctx->se_tcl_material_ambient.green );
+ OUT_RING( ctx->se_tcl_material_ambient.blue );
+ OUT_RING( ctx->se_tcl_material_ambient.alpha );
+ OUT_RING( ctx->se_tcl_material_diffuse.red );
+ OUT_RING( ctx->se_tcl_material_diffuse.green );
+ OUT_RING( ctx->se_tcl_material_diffuse.blue );
+ OUT_RING( ctx->se_tcl_material_diffuse.alpha );
+ OUT_RING( ctx->se_tcl_material_specular.red );
+ OUT_RING( ctx->se_tcl_material_specular.green );
+ OUT_RING( ctx->se_tcl_material_specular.blue );
+ OUT_RING( ctx->se_tcl_material_specular.alpha );
+ OUT_RING( ctx->se_tcl_shininess );
+ OUT_RING( ctx->se_tcl_output_vtx_fmt );
+ OUT_RING( ctx->se_tcl_output_vtx_sel );
+ OUT_RING( ctx->se_tcl_matrix_select_0 );
+ OUT_RING( ctx->se_tcl_matrix_select_1 );
+ OUT_RING( ctx->se_tcl_ucp_vert_blend_ctl );
+ OUT_RING( ctx->se_tcl_texture_proc_ctl );
+ OUT_RING( ctx->se_tcl_light_model_ctl );
+ for ( i = 0 ; i < 4 ; i++ ) {
+ OUT_RING( ctx->se_tcl_per_light_ctl[i] );
+ }
+
+ ADVANCE_RING();
+#else
+ DRM_ERROR( "TCL not enabled!\n" );
+#endif
+}
+
+static __inline__ void radeon_emit_misc( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 2 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_MISC, 0 ) );
+ OUT_RING( ctx->re_misc );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_tex0( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[0];
+ RING_LOCALS;
+ DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_0, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_0, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_tex1( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[1];
+ RING_LOCALS;
+ DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_1, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_1, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_tex2( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[2];
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_2, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_2, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static __inline__ void radeon_emit_state( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ unsigned int dirty = sarea_priv->dirty;
+
+ DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty );
+
+ if ( dirty & RADEON_UPLOAD_CONTEXT ) {
+ radeon_emit_context( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CONTEXT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_VERTFMT ) {
+ radeon_emit_vertfmt( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_VERTFMT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_LINE ) {
+ radeon_emit_line( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_LINE;
+ }
+
+ if ( dirty & RADEON_UPLOAD_BUMPMAP ) {
+ radeon_emit_bumpmap( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_BUMPMAP;
+ }
+
+ if ( dirty & RADEON_UPLOAD_MASKS ) {
+ radeon_emit_masks( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_MASKS;
+ }
+
+ if ( dirty & RADEON_UPLOAD_VIEWPORT ) {
+ radeon_emit_viewport( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_VIEWPORT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_SETUP ) {
+ radeon_emit_setup( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_SETUP;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TCL ) {
+#ifdef TCL_ENABLE
+ radeon_emit_tcl( dev_priv );
+#endif
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TCL;
+ }
+
+ if ( dirty & RADEON_UPLOAD_MISC ) {
+ radeon_emit_misc( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_MISC;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX0 ) {
+ radeon_emit_tex0( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX0;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX1 ) {
+ radeon_emit_tex1( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX1;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX2 ) {
+#if 0
+ radeon_emit_tex2( dev_priv );
+#endif
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX2;
+ }
+
+ sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
+ RADEON_UPLOAD_TEX1IMAGES |
+ RADEON_UPLOAD_TEX2IMAGES |
+ RADEON_REQUIRE_QUIESCENCE);
+}
+
+
+#if RADEON_PERFORMANCE_BOXES
+/* ================================================================
+ * Performance monitoring functions
+ */
+
+static void radeon_clear_box( drm_radeon_private_t *dev_priv,
+ int x, int y, int w, int h,
+ int r, int g, int b )
+{
+ u32 pitch, offset;
+ u32 color;
+ RING_LOCALS;
+
+ switch ( dev_priv->color_fmt ) {
+ case RADEON_COLOR_FORMAT_RGB565:
+ color = (((r & 0xf8) << 8) |
+ ((g & 0xfc) << 3) |
+ ((b & 0xf8) >> 3));
+ break;
+ case RADEON_COLOR_FORMAT_ARGB8888:
+ default:
+ color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
+ break;
+ }
+
+ offset = dev_priv->back_offset;
+ pitch = dev_priv->back_pitch >> 3;
+
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ OUT_RING( (pitch << 22) | (offset >> 5) );
+ OUT_RING( color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_performance_boxes( drm_radeon_private_t *dev_priv )
+{
+ if ( atomic_read( &dev_priv->idle_count ) == 0 ) {
+ radeon_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 );
+ } else {
+ atomic_set( &dev_priv->idle_count, 0 );
+ }
+}
+
+#endif
+
+
+/* ================================================================
+ * CP command dispatch functions
+ */
+
+static void radeon_print_dirty( const char *msg, unsigned int flags )
+{
+ DRM_DEBUG( "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ msg,
+ flags,
+ (flags & RADEON_UPLOAD_CONTEXT) ? "context, " : "",
+ (flags & RADEON_UPLOAD_VERTFMT) ? "vertfmt, " : "",
+ (flags & RADEON_UPLOAD_LINE) ? "line, " : "",
+ (flags & RADEON_UPLOAD_BUMPMAP) ? "bumpmap, " : "",
+ (flags & RADEON_UPLOAD_MASKS) ? "masks, " : "",
+ (flags & RADEON_UPLOAD_VIEWPORT) ? "viewport, " : "",
+ (flags & RADEON_UPLOAD_SETUP) ? "setup, " : "",
+ (flags & RADEON_UPLOAD_TCL) ? "tcl, " : "",
+ (flags & RADEON_UPLOAD_MISC) ? "misc, " : "",
+ (flags & RADEON_UPLOAD_TEX0) ? "tex0, " : "",
+ (flags & RADEON_UPLOAD_TEX1) ? "tex1, " : "",
+ (flags & RADEON_UPLOAD_TEX2) ? "tex2, " : "",
+ (flags & RADEON_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
+ (flags & RADEON_REQUIRE_QUIESCENCE) ? "quiescence, " : "" );
+}
+
+static void radeon_cp_dispatch_clear( drm_device_t *dev,
+ drm_radeon_clear_t *clear,
+ drm_radeon_clear_rect_t *depth_boxes )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int nbox = sarea_priv->nbox;
+ drm_clip_rect_t *pbox = sarea_priv->boxes;
+ unsigned int flags = clear->flags;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) {
+ unsigned int tmp = flags;
+
+ flags &= ~(RADEON_FRONT | RADEON_BACK);
+ if ( tmp & RADEON_FRONT ) flags |= RADEON_BACK;
+ if ( tmp & RADEON_BACK ) flags |= RADEON_FRONT;
+ }
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+ int x = pbox[i].x1;
+ int y = pbox[i].y1;
+ int w = pbox[i].x2 - x;
+ int h = pbox[i].y2 - y;
+
+ DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n",
+ x, y, w, h, flags );
+
+ if ( flags & (RADEON_FRONT | RADEON_BACK) ) {
+ BEGIN_RING( 4 );
+
+ /* Ensure the 3D stream is idle before doing a
+ * 2D fill to clear the front or back buffer.
+ */
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) );
+ OUT_RING( clear->color_mask );
+
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_MASKS);
+ }
+
+ if ( flags & RADEON_FRONT ) {
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ OUT_RING( dev_priv->front_pitch_offset );
+ OUT_RING( clear->clear_color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+ }
+
+ if ( flags & RADEON_BACK ) {
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ OUT_RING( dev_priv->back_pitch_offset );
+ OUT_RING( clear->clear_color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+
+ }
+
+ if ( flags & RADEON_DEPTH ) {
+ drm_radeon_depth_clear_t *depth_clear =
+ &dev_priv->depth_clear;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ /* FIXME: Render a rectangle to clear the depth
+ * buffer. So much for those "fast Z clears"...
+ */
+ BEGIN_RING( 23 );
+
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 1 ) );
+ OUT_RING( 0x00000000 );
+ OUT_RING( depth_clear->rb3d_cntl );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_ZSTENCILCNTL, 0 ) );
+ OUT_RING( depth_clear->rb3d_zstencilcntl );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_PLANEMASK, 0 ) );
+ OUT_RING( 0x00000000 );
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
+ OUT_RING( depth_clear->se_cntl );
+
+ OUT_RING( CP_PACKET3( RADEON_3D_DRAW_IMMD, 10 ) );
+ OUT_RING( RADEON_VTX_Z_PRESENT );
+ OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST |
+ RADEON_PRIM_WALK_RING |
+ RADEON_MAOS_ENABLE |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (3 << RADEON_NUM_VERTICES_SHIFT)) );
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_SETUP |
+ RADEON_UPLOAD_MASKS);
+ }
+ }
+
+ /* Increment the clear counter. The client-side 3D driver must
+ * wait on this value before performing the clear ioctl. We
+ * need this because the card's so damned fast...
+ */
+ dev_priv->sarea_priv->last_clear++;
+
+ BEGIN_RING( 4 );
+
+ RADEON_CLEAR_AGE( dev_priv->sarea_priv->last_clear );
+ RADEON_WAIT_UNTIL_IDLE();
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_swap( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int nbox = sarea_priv->nbox;
+ drm_clip_rect_t *pbox = sarea_priv->boxes;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+#if RADEON_PERFORMANCE_BOXES
+ /* Do some trivial performance monitoring...
+ */
+ radeon_cp_performance_boxes( dev_priv );
+#endif
+
+ /* Wait for the 3D stream to idle before dispatching the bitblt.
+ * This will prevent data corruption between the two streams.
+ */
+ BEGIN_RING( 2 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ ADVANCE_RING();
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+ int x = pbox[i].x1;
+ int y = pbox[i].y1;
+ int w = pbox[i].x2 - x;
+ int h = pbox[i].y2 - y;
+
+ DRM_DEBUG( "dispatch swap %d,%d-%d,%d\n",
+ x, y, w, h );
+
+ BEGIN_RING( 7 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_BITBLT_MULTI, 5 ) );
+ OUT_RING( RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
+ RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_NONE |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_S |
+ RADEON_DP_SRC_SOURCE_MEMORY |
+ RADEON_GMC_CLR_CMP_CNTL_DIS |
+ RADEON_GMC_WR_MSK_DIS );
+
+ OUT_RING( dev_priv->back_pitch_offset );
+ OUT_RING( dev_priv->front_pitch_offset );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+ }
+
+ /* Increment the frame counter. The client-side 3D driver must
+ * throttle the framerate by waiting for this value before
+ * performing the swapbuffer ioctl.
+ */
+ dev_priv->sarea_priv->last_frame++;
+
+ BEGIN_RING( 4 );
+
+ RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_flip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
+ DRM_DEBUG( "%s: page=%d\n", __FUNCTION__, dev_priv->current_page );
+
+#if RADEON_PERFORMANCE_BOXES
+ /* Do some trivial performance monitoring...
+ */
+ radeon_cp_performance_boxes( dev_priv );
+#endif
+
+ BEGIN_RING( 6 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ RADEON_WAIT_UNTIL_PAGE_FLIPPED();
+
+ OUT_RING( CP_PACKET0( RADEON_CRTC_OFFSET, 0 ) );
+
+ if ( dev_priv->current_page == 0 ) {
+ OUT_RING( dev_priv->back_offset );
+ dev_priv->current_page = 1;
+ } else {
+ OUT_RING( dev_priv->front_offset );
+ dev_priv->current_page = 0;
+ }
+
+ ADVANCE_RING();
+
+ /* Increment the frame counter. The client-side 3D driver must
+ * throttle the framerate by waiting for this value before
+ * performing the swapbuffer ioctl.
+ */
+ dev_priv->sarea_priv->last_frame++;
+
+ BEGIN_RING( 2 );
+
+ RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_vertex( drm_device_t *dev,
+ drm_buf_t *buf )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int format = sarea_priv->vc_format;
+ int offset = dev_priv->agp_buffers_offset + buf->offset;
+ int size = buf->used;
+ int prim = buf_priv->prim;
+ int i = 0;
+ RING_LOCALS;
+ DRM_DEBUG( "%s: nbox=%d\n", __FUNCTION__, sarea_priv->nbox );
+
+ if ( 0 )
+ radeon_print_dirty( "dispatch_vertex", sarea_priv->dirty );
+
+ if ( buf->used ) {
+ buf_priv->dispatched = 1;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ do {
+ /* Emit the next set of up to three cliprects */
+ if ( i < sarea_priv->nbox ) {
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+ }
+
+ /* Emit the vertex buffer rendering commands */
+ BEGIN_RING( 5 );
+
+ OUT_RING( CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, 3 ) );
+ OUT_RING( offset );
+ OUT_RING( size );
+ OUT_RING( format );
+ OUT_RING( prim | RADEON_PRIM_WALK_LIST |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (size << RADEON_NUM_VERTICES_SHIFT) );
+
+ ADVANCE_RING();
+
+ i++;
+ } while ( i < sarea_priv->nbox );
+ }
+
+ if ( buf_priv->discard ) {
+ buf_priv->age = dev_priv->sarea_priv->last_dispatch;
+
+ /* Emit the vertex buffer age */
+ BEGIN_RING( 2 );
+ RADEON_DISPATCH_AGE( buf_priv->age );
+ ADVANCE_RING();
+
+ buf->pending = 1;
+ buf->used = 0;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
+ sarea_priv->nbox = 0;
+}
+
+
+static void radeon_cp_dispatch_indirect( drm_device_t *dev,
+ drm_buf_t *buf,
+ int start, int end )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ RING_LOCALS;
+ DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n",
+ buf->idx, start, end );
+
+ if ( start != end ) {
+ int offset = (dev_priv->agp_buffers_offset
+ + buf->offset + start);
+ int dwords = (end - start + 3) / sizeof(u32);
+
+ /* Indirect buffer data must be an even number of
+ * dwords, so if we've been given an odd number we must
+ * pad the data with a Type-2 CP packet.
+ */
+ if ( dwords & 1 ) {
+ u32 *data = (u32 *)
+ ((char *)dev_priv->buffers->handle
+ + buf->offset + start);
+ data[dwords++] = RADEON_CP_PACKET2;
+ }
+
+ buf_priv->dispatched = 1;
+
+ /* Fire off the indirect buffer */
+ BEGIN_RING( 3 );
+
+ OUT_RING( CP_PACKET0( RADEON_CP_IB_BASE, 1 ) );
+ OUT_RING( offset );
+ OUT_RING( dwords );
+
+ ADVANCE_RING();
+ }
+
+ if ( buf_priv->discard ) {
+ buf_priv->age = dev_priv->sarea_priv->last_dispatch;
+
+ /* Emit the indirect buffer age */
+ BEGIN_RING( 2 );
+ RADEON_DISPATCH_AGE( buf_priv->age );
+ ADVANCE_RING();
+
+ buf->pending = 1;
+ buf->used = 0;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+}
+
+static void radeon_cp_dispatch_indices( drm_device_t *dev,
+ drm_buf_t *buf,
+ int start, int end,
+ int count )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int format = sarea_priv->vc_format;
+ int offset = dev_priv->agp_buffers_offset;
+ int prim = buf_priv->prim;
+ u32 *data;
+ int dwords;
+ int i = 0;
+ RING_LOCALS;
+ DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count );
+
+ if ( 0 )
+ radeon_print_dirty( "dispatch_indices", sarea_priv->dirty );
+
+ if ( start != end ) {
+ buf_priv->dispatched = 1;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ dwords = (end - start + 3) / sizeof(u32);
+
+ data = (u32 *)((char *)dev_priv->buffers->handle
+ + buf->offset + start);
+
+ data[0] = CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, dwords-2 );
+
+ data[1] = offset;
+ data[2] = RADEON_MAX_VB_VERTS;
+ data[3] = format;
+ data[4] = (prim | RADEON_PRIM_WALK_IND |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (count << RADEON_NUM_VERTICES_SHIFT) );
+
+ if ( count & 0x1 ) {
+ data[dwords-1] &= 0x0000ffff;
+ }
+
+ do {
+ /* Emit the next set of up to three cliprects */
+ if ( i < sarea_priv->nbox ) {
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+ }
+
+ radeon_cp_dispatch_indirect( dev, buf, start, end );
+
+ i++;
+ } while ( i < sarea_priv->nbox );
+ }
+
+ if ( buf_priv->discard ) {
+ buf_priv->age = dev_priv->sarea_priv->last_dispatch;
+
+ /* Emit the vertex buffer age */
+ BEGIN_RING( 2 );
+ RADEON_DISPATCH_AGE( buf_priv->age );
+ ADVANCE_RING();
+
+ buf->pending = 1;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
+ sarea_priv->nbox = 0;
+}
+
+#define RADEON_MAX_TEXTURE_SIZE (RADEON_BUFFER_SIZE - 8 * sizeof(u32))
+
+static int radeon_cp_dispatch_texture( drm_device_t *dev,
+ drm_radeon_texture_t *tex,
+ drm_radeon_tex_image_t *image, int pid )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ u32 format;
+ u32 *buffer;
+ const u8 *data;
+ int size, dwords, tex_width, blit_width;
+ u32 y, height;
+ int ret = 0, i;
+ RING_LOCALS;
+
+ /* FIXME: Be smarter about this...
+ */
+ buf = radeon_freelist_get( dev );
+ if ( !buf ) DRM_OS_RETURN( EAGAIN );
+
+ DRM_DEBUG( "tex: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n",
+ tex->offset >> 10, tex->pitch, tex->format,
+ image->x, image->y, image->width, image->height );
+
+ buf_priv = buf->dev_private;
+
+ /* The compiler won't optimize away a division by a variable,
+ * even if the only legal values are powers of two. Thus, we'll
+ * use a shift instead.
+ */
+ switch ( tex->format ) {
+ case RADEON_TXFORMAT_ARGB8888:
+ case RADEON_TXFORMAT_RGBA8888:
+ format = RADEON_COLOR_FORMAT_ARGB8888;
+ tex_width = tex->width * 4;
+ blit_width = image->width * 4;
+ break;
+ case RADEON_TXFORMAT_AI88:
+ case RADEON_TXFORMAT_ARGB1555:
+ case RADEON_TXFORMAT_RGB565:
+ case RADEON_TXFORMAT_ARGB4444:
+ format = RADEON_COLOR_FORMAT_RGB565;
+ tex_width = tex->width * 2;
+ blit_width = image->width * 2;
+ break;
+ case RADEON_TXFORMAT_I8:
+ case RADEON_TXFORMAT_RGB332:
+ format = RADEON_COLOR_FORMAT_CI8;
+ tex_width = tex->width * 1;
+ blit_width = image->width * 1;
+ break;
+ default:
+ DRM_ERROR( "invalid texture format %d\n", tex->format );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ DRM_DEBUG( " tex=%dx%d blit=%d\n",
+ tex_width, tex->height, blit_width );
+
+ /* Flush the pixel cache. This ensures no pixel data gets mixed
+ * up with the texture data from the host data blit, otherwise
+ * part of the texture image may be corrupted.
+ */
+ BEGIN_RING( 4 );
+
+ RADEON_FLUSH_CACHE();
+ RADEON_WAIT_UNTIL_IDLE();
+
+ ADVANCE_RING();
+
+ /* Make a copy of the parameters in case we have to update them
+ * for a multi-pass texture blit.
+ */
+ y = image->y;
+ height = image->height;
+ data = image->data;
+
+ size = height * blit_width;
+
+ if ( size > RADEON_MAX_TEXTURE_SIZE ) {
+ /* Texture image is too large, do a multipass upload */
+ ret = EAGAIN;
+
+ /* Adjust the blit size to fit the indirect buffer */
+ height = RADEON_MAX_TEXTURE_SIZE / blit_width;
+ size = height * blit_width;
+
+ /* Update the input parameters for next time */
+ image->y += height;
+ image->height -= height;
+ image->data = (const char *)image->data + size;
+
+ if ( DRM_OS_COPYTOUSR( tex->image, image, sizeof(*image) ) ) {
+ DRM_ERROR( "EFAULT on tex->image\n" );
+ DRM_OS_RETURN( EFAULT );
+ }
+ } else if ( size < 4 ) {
+ size = 4;
+ }
+
+ dwords = size / 4;
+
+ /* Dispatch the indirect buffer.
+ */
+ buffer = (u32 *)((char *)dev_priv->buffers->handle + buf->offset);
+
+ buffer[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 );
+ buffer[1] = (RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_NONE |
+ (format << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_S |
+ RADEON_DP_SRC_SOURCE_HOST_DATA |
+ RADEON_GMC_CLR_CMP_CNTL_DIS |
+ RADEON_GMC_WR_MSK_DIS);
+
+ buffer[2] = (tex->pitch << 22) | (tex->offset >> 10);
+ buffer[3] = 0xffffffff;
+ buffer[4] = 0xffffffff;
+ buffer[5] = (y << 16) | image->x;
+ buffer[6] = (height << 16) | image->width;
+ buffer[7] = dwords;
+
+ buffer += 8;
+
+ if ( tex_width >= 32 ) {
+ /* Texture image width is larger than the minimum, so we
+ * can upload it directly.
+ */
+ if ( DRM_OS_COPYFROMUSR( buffer, data, dwords * sizeof(u32) ) ) {
+ DRM_ERROR( "EFAULT on data, %d dwords\n", dwords );
+ DRM_OS_RETURN( EFAULT );
+ }
+ } else {
+ /* Texture image width is less than the minimum, so we
+ * need to pad out each image scanline to the minimum
+ * width.
+ */
+ for ( i = 0 ; i < tex->height ; i++ ) {
+ if ( DRM_OS_COPYFROMUSR( buffer, data, tex_width ) ) {
+ DRM_ERROR( "EFAULT on pad, %d bytes\n",
+ tex_width );
+ DRM_OS_RETURN( EFAULT );
+ }
+ buffer += 8;
+ data += tex_width;
+ }
+ }
+
+ buf->pid = pid;
+ buf->used = (dwords + 8) * sizeof(u32);
+ buf_priv->discard = 1;
+
+ radeon_cp_dispatch_indirect( dev, buf, 0, buf->used );
+
+ /* Flush the pixel cache after the blit completes. This ensures
+ * the texture data is written out to memory before rendering
+ * continues.
+ */
+ BEGIN_RING( 4 );
+
+ RADEON_FLUSH_CACHE();
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ ADVANCE_RING();
+
+ DRM_OS_RETURN( ret );
+}
+
+static void radeon_cp_dispatch_stipple( drm_device_t *dev, u32 *stipple )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ BEGIN_RING( 35 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_STIPPLE_ADDR, 0 ) );
+ OUT_RING( 0x00000000 );
+
+ OUT_RING( CP_PACKET0_TABLE( RADEON_RE_STIPPLE_DATA, 31 ) );
+ for ( i = 0 ; i < 32 ; i++ ) {
+ OUT_RING( stipple[i] );
+ }
+
+ ADVANCE_RING();
+}
+
+
+/* ================================================================
+ * IOCTL functions
+ */
+
+int radeon_cp_clear( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_clear_t clear;
+ drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS];
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( clear, (drm_radeon_clear_t *) data,
+ sizeof(clear) );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ if ( DRM_OS_COPYFROMUSR( &depth_boxes, clear.depth_boxes,
+ sarea_priv->nbox * sizeof(depth_boxes[0]) ) )
+ DRM_OS_RETURN( EFAULT );
+
+ radeon_cp_dispatch_clear( dev, &clear, depth_boxes );
+
+ return 0;
+}
+
+int radeon_cp_swap( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ if ( !dev_priv->page_flipping ) {
+ radeon_cp_dispatch_swap( dev );
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_MASKS);
+ } else {
+ radeon_cp_dispatch_flip( dev );
+ }
+
+ return 0;
+}
+
+int radeon_cp_vertex( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_vertex_t vertex;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ DRM_OS_KRNFROMUSR( vertex, (drm_radeon_vertex_t *) data,
+ sizeof(vertex) );
+
+ DRM_DEBUG( "%s: pid=%d index=%d count=%d discard=%d\n",
+ __FUNCTION__, DRM_OS_CURRENTPID,
+ vertex.idx, vertex.count, vertex.discard );
+
+ if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ vertex.idx, dma->buf_count - 1 );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( vertex.prim < 0 ||
+ vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", vertex.prim );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf = dma->buflist[vertex.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != DRM_OS_CURRENTPID ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ DRM_OS_CURRENTPID, buf->pid );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ buf->used = vertex.count;
+ buf_priv->prim = vertex.prim;
+ buf_priv->discard = vertex.discard;
+
+ radeon_cp_dispatch_vertex( dev, buf );
+
+ return 0;
+}
+
+int radeon_cp_indices( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_indices_t elts;
+ int count;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ DRM_OS_KRNFROMUSR( elts, (drm_radeon_indices_t *) data,
+ sizeof(elts) );
+
+ DRM_DEBUG( "%s: pid=%d index=%d start=%d end=%d discard=%d\n",
+ __FUNCTION__, DRM_OS_CURRENTPID,
+ elts.idx, elts.start, elts.end, elts.discard );
+
+ if ( elts.idx < 0 || elts.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ elts.idx, dma->buf_count - 1 );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( elts.prim < 0 ||
+ elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", elts.prim );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf = dma->buflist[elts.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != DRM_OS_CURRENTPID ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ DRM_OS_CURRENTPID, buf->pid );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", elts.idx );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ count = (elts.end - elts.start) / sizeof(u16);
+ elts.start -= RADEON_INDEX_PRIM_OFFSET;
+
+ if ( elts.start & 0x7 ) {
+ DRM_ERROR( "misaligned buffer 0x%x\n", elts.start );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( elts.start < buf->used ) {
+ DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ buf->used = elts.end;
+ buf_priv->prim = elts.prim;
+ buf_priv->discard = elts.discard;
+
+ radeon_cp_dispatch_indices( dev, buf, elts.start, elts.end, count );
+
+ return 0;
+}
+
+int radeon_cp_texture( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_texture_t tex;
+ drm_radeon_tex_image_t image;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( tex, (drm_radeon_texture_t *) data, sizeof(tex) );
+
+ if ( tex.image == NULL ) {
+ DRM_ERROR( "null texture image!\n" );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ if ( DRM_OS_COPYFROMUSR( &image,
+ (drm_radeon_tex_image_t *)tex.image,
+ sizeof(image) ) )
+ DRM_OS_RETURN( EFAULT );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ return radeon_cp_dispatch_texture( dev, &tex, &image, DRM_OS_CURRENTPID );
+}
+
+int radeon_cp_stipple( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_stipple_t stipple;
+ u32 mask[32];
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ DRM_OS_KRNFROMUSR( stipple, (drm_radeon_stipple_t *) data,
+ sizeof(stipple) );
+
+ if ( DRM_OS_COPYFROMUSR( &mask, stipple.mask, 32 * sizeof(u32) ) )
+ DRM_OS_RETURN( EFAULT );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ radeon_cp_dispatch_stipple( dev, mask );
+
+ return 0;
+}
+
+int radeon_cp_indirect( DRM_OS_IOCTL )
+{
+ DRM_OS_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_indirect_t indirect;
+ RING_LOCALS;
+
+ LOCK_TEST_WITH_RETURN( dev );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ DRM_OS_KRNFROMUSR( indirect, (drm_radeon_indirect_t *) data,
+ sizeof(indirect) );
+
+ DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n",
+ indirect.idx, indirect.start,
+ indirect.end, indirect.discard );
+
+ if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ indirect.idx, dma->buf_count - 1 );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ buf = dma->buflist[indirect.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != DRM_OS_CURRENTPID ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ DRM_OS_CURRENTPID, buf->pid );
+ DRM_OS_RETURN( EINVAL );
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", indirect.idx );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ if ( indirect.start < buf->used ) {
+ DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n",
+ indirect.start, buf->used );
+ DRM_OS_RETURN( EINVAL );
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf->used = indirect.end;
+ buf_priv->discard = indirect.discard;
+
+ /* Wait for the 3D stream to idle before the indirect buffer
+ * containing 2D acceleration commands is processed.
+ */
+ BEGIN_RING( 2 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ ADVANCE_RING();
+
+ /* Dispatch the indirect buffer full of commands from the
+ * X server. This is insecure and is thus only available to
+ * privileged clients.
+ */
+ radeon_cp_dispatch_indirect( dev, buf, indirect.start, indirect.end );
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 00:25:09 +0000