1 files changed, 326 insertions, 0 deletions

diff --git a/include/drm/r128_drm.h b/include/drm/r128_drm.h
new file mode 100644
index 000000000000..8d8878b55f55
--- /dev/null
+++ b/include/drm/r128_drm.h
@@ -0,0 +1,326 @@
+/* r128_drm.h -- Public header for the r128 driver -*- linux-c -*-
+ * Created: Wed Apr  5 19:24:19 2000 by kevin@precisioninsight.com
+ */
+/*
+ * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
+ * 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
+ * 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>
+ */
+
+#ifndef __R128_DRM_H__
+#define __R128_DRM_H__
+
+/* WARNING: If you change any of these defines, make sure to change the
+ * defines in the X server file (r128_sarea.h)
+ */
+#ifndef __R128_SAREA_DEFINES__
+#define __R128_SAREA_DEFINES__
+
+/* What needs to be changed for the current vertex buffer?
+ */
+#define R128_UPLOAD_CONTEXT             0x001
+#define R128_UPLOAD_SETUP               0x002
+#define R128_UPLOAD_TEX0                0x004
+#define R128_UPLOAD_TEX1                0x008
+#define R128_UPLOAD_TEX0IMAGES          0x010
+#define R128_UPLOAD_TEX1IMAGES          0x020
+#define R128_UPLOAD_CORE                0x040
+#define R128_UPLOAD_MASKS               0x080
+#define R128_UPLOAD_WINDOW              0x100
+#define R128_UPLOAD_CLIPRECTS           0x200   /* handled client-side */
+#define R128_REQUIRE_QUIESCENCE         0x400
+#define R128_UPLOAD_ALL                 0x7ff
+
+#define R128_FRONT                      0x1
+#define R128_BACK                       0x2
+#define R128_DEPTH                      0x4
+
+/* Primitive types
+ */
+#define R128_POINTS                     0x1
+#define R128_LINES                      0x2
+#define R128_LINE_STRIP                 0x3
+#define R128_TRIANGLES                  0x4
+#define R128_TRIANGLE_FAN               0x5
+#define R128_TRIANGLE_STRIP             0x6
+
+/* Vertex/indirect buffer size
+ */
+#define R128_BUFFER_SIZE                16384
+
+/* Byte offsets for indirect buffer data
+ */
+#define R128_INDEX_PRIM_OFFSET          20
+#define R128_HOSTDATA_BLIT_OFFSET       32
+
+/* Keep these small for testing.
+ */
+#define R128_NR_SAREA_CLIPRECTS         12
+
+/* There are 2 heaps (local/AGP).  Each region within a heap is a
+ *  minimum of 64k, and there are at most 64 of them per heap.
+ */
+#define R128_LOCAL_TEX_HEAP             0
+#define R128_AGP_TEX_HEAP               1
+#define R128_NR_TEX_HEAPS               2
+#define R128_NR_TEX_REGIONS             64
+#define R128_LOG_TEX_GRANULARITY        16
+
+#define R128_NR_CONTEXT_REGS            12
+
+#define R128_MAX_TEXTURE_LEVELS         11
+#define R128_MAX_TEXTURE_UNITS          2
+
+#endif                          /* __R128_SAREA_DEFINES__ */
+
+typedef struct {
+        /* Context state - can be written in one large chunk */
+        unsigned int dst_pitch_offset_c;
+        unsigned int dp_gui_master_cntl_c;
+        unsigned int sc_top_left_c;
+        unsigned int sc_bottom_right_c;
+        unsigned int z_offset_c;
+        unsigned int z_pitch_c;
+        unsigned int z_sten_cntl_c;
+        unsigned int tex_cntl_c;
+        unsigned int misc_3d_state_cntl_reg;
+        unsigned int texture_clr_cmp_clr_c;
+        unsigned int texture_clr_cmp_msk_c;
+        unsigned int fog_color_c;
+
+        /* Texture state */
+        unsigned int tex_size_pitch_c;
+        unsigned int constant_color_c;
+
+        /* Setup state */
+        unsigned int pm4_vc_fpu_setup;
+        unsigned int setup_cntl;
+
+        /* Mask state */
+        unsigned int dp_write_mask;
+        unsigned int sten_ref_mask_c;
+        unsigned int plane_3d_mask_c;
+
+        /* Window state */
+        unsigned int window_xy_offset;
+
+        /* Core state */
+        unsigned int scale_3d_cntl;
+} drm_r128_context_regs_t;
+
+/* Setup registers for each texture unit
+ */
+typedef struct {
+        unsigned int tex_cntl;
+        unsigned int tex_combine_cntl;
+        unsigned int tex_size_pitch;
+        unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS];
+        unsigned int tex_border_color;
+} drm_r128_texture_regs_t;
+
+typedef struct drm_r128_sarea {
+        /* The channel for communication of state information to the kernel
+         * on firing a vertex buffer.
+         */
+        drm_r128_context_regs_t context_state;
+        drm_r128_texture_regs_t tex_state[R128_MAX_TEXTURE_UNITS];
+        unsigned int dirty;
+        unsigned int vertsize;
+        unsigned int vc_format;
+
+        /* The current cliprects, or a subset thereof.
+         */
+        struct drm_clip_rect boxes[R128_NR_SAREA_CLIPRECTS];
+        unsigned int nbox;
+
+        /* Counters for client-side throttling of rendering clients.
+         */
+        unsigned int last_frame;
+        unsigned int last_dispatch;
+
+        struct drm_tex_region tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS + 1];
+        unsigned int tex_age[R128_NR_TEX_HEAPS];
+        int ctx_owner;
+        int pfAllowPageFlip;    /* number of 3d windows (0,1,2 or more) */
+        int pfCurrentPage;      /* which buffer is being displayed? */
+} drm_r128_sarea_t;
+
+/* WARNING: If you change any of these defines, make sure to change the
+ * defines in the Xserver file (xf86drmR128.h)
+ */
+
+/* Rage 128 specific ioctls
+ * The device specific ioctl range is 0x40 to 0x79.
+ */
+#define DRM_R128_INIT       0x00
+#define DRM_R128_CCE_START  0x01
+#define DRM_R128_CCE_STOP   0x02
+#define DRM_R128_CCE_RESET  0x03
+#define DRM_R128_CCE_IDLE   0x04
+/* 0x05 not used */
+#define DRM_R128_RESET      0x06
+#define DRM_R128_SWAP       0x07
+#define DRM_R128_CLEAR      0x08
+#define DRM_R128_VERTEX     0x09
+#define DRM_R128_INDICES    0x0a
+#define DRM_R128_BLIT       0x0b
+#define DRM_R128_DEPTH      0x0c
+#define DRM_R128_STIPPLE    0x0d
+/* 0x0e not used */
+#define DRM_R128_INDIRECT   0x0f
+#define DRM_R128_FULLSCREEN 0x10
+#define DRM_R128_CLEAR2     0x11
+#define DRM_R128_GETPARAM   0x12
+#define DRM_R128_FLIP       0x13
+
+#define DRM_IOCTL_R128_INIT       DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INIT, drm_r128_init_t)
+#define DRM_IOCTL_R128_CCE_START  DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_START)
+#define DRM_IOCTL_R128_CCE_STOP   DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CCE_STOP, drm_r128_cce_stop_t)
+#define DRM_IOCTL_R128_CCE_RESET  DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_RESET)
+#define DRM_IOCTL_R128_CCE_IDLE   DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_IDLE)
+/* 0x05 not used */
+#define DRM_IOCTL_R128_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_R128_RESET)
+#define DRM_IOCTL_R128_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_R128_SWAP)
+#define DRM_IOCTL_R128_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR, drm_r128_clear_t)
+#define DRM_IOCTL_R128_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_R128_VERTEX, drm_r128_vertex_t)
+#define DRM_IOCTL_R128_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INDICES, drm_r128_indices_t)
+#define DRM_IOCTL_R128_BLIT       DRM_IOW( DRM_COMMAND_BASE + DRM_R128_BLIT, drm_r128_blit_t)
+#define DRM_IOCTL_R128_DEPTH      DRM_IOW( DRM_COMMAND_BASE + DRM_R128_DEPTH, drm_r128_depth_t)
+#define DRM_IOCTL_R128_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_R128_STIPPLE, drm_r128_stipple_t)
+/* 0x0e not used */
+#define DRM_IOCTL_R128_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_R128_INDIRECT, drm_r128_indirect_t)
+#define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_R128_FULLSCREEN, drm_r128_fullscreen_t)
+#define DRM_IOCTL_R128_CLEAR2     DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR2, drm_r128_clear2_t)
+#define DRM_IOCTL_R128_GETPARAM   DRM_IOWR( DRM_COMMAND_BASE + DRM_R128_GETPARAM, drm_r128_getparam_t)
+#define DRM_IOCTL_R128_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_R128_FLIP)
+
+typedef struct drm_r128_init {
+        enum {
+                R128_INIT_CCE = 0x01,
+                R128_CLEANUP_CCE = 0x02
+        } func;
+        unsigned long sarea_priv_offset;
+        int is_pci;
+        int cce_mode;
+        int cce_secure;
+        int ring_size;
+        int usec_timeout;
+
+        unsigned int fb_bpp;
+        unsigned int front_offset, front_pitch;
+        unsigned int back_offset, back_pitch;
+        unsigned int depth_bpp;
+        unsigned int depth_offset, depth_pitch;
+        unsigned int span_offset;
+
+        unsigned long fb_offset;
+        unsigned long mmio_offset;
+        unsigned long ring_offset;
+        unsigned long ring_rptr_offset;
+        unsigned long buffers_offset;
+        unsigned long agp_textures_offset;
+} drm_r128_init_t;
+
+typedef struct drm_r128_cce_stop {
+        int flush;
+        int idle;
+} drm_r128_cce_stop_t;
+
+typedef struct drm_r128_clear {
+        unsigned int flags;
+        unsigned int clear_color;
+        unsigned int clear_depth;
+        unsigned int color_mask;
+        unsigned int depth_mask;
+} drm_r128_clear_t;
+
+typedef struct drm_r128_vertex {
+        int prim;
+        int idx;                /* Index of vertex buffer */
+        int count;              /* Number of vertices in buffer */
+        int discard;            /* Client finished with buffer? */
+} drm_r128_vertex_t;
+
+typedef struct drm_r128_indices {
+        int prim;
+        int idx;
+        int start;
+        int end;
+        int discard;            /* Client finished with buffer? */
+} drm_r128_indices_t;
+
+typedef struct drm_r128_blit {
+        int idx;
+        int pitch;
+        int offset;
+        int format;
+        unsigned short x, y;
+        unsigned short width, height;
+} drm_r128_blit_t;
+
+typedef struct drm_r128_depth {
+        enum {
+                R128_WRITE_SPAN = 0x01,
+                R128_WRITE_PIXELS = 0x02,
+                R128_READ_SPAN = 0x03,
+                R128_READ_PIXELS = 0x04
+        } func;
+        int n;
+        int __user *x;
+        int __user *y;
+        unsigned int __user *buffer;
+        unsigned char __user *mask;
+} drm_r128_depth_t;
+
+typedef struct drm_r128_stipple {
+        unsigned int __user *mask;
+} drm_r128_stipple_t;
+
+typedef struct drm_r128_indirect {
+        int idx;
+        int start;
+        int end;
+        int discard;
+} drm_r128_indirect_t;
+
+typedef struct drm_r128_fullscreen {
+        enum {
+                R128_INIT_FULLSCREEN = 0x01,
+                R128_CLEANUP_FULLSCREEN = 0x02
+        } func;
+} drm_r128_fullscreen_t;
+
+/* 2.3: An ioctl to get parameters that aren't available to the 3d
+ * client any other way.
+ */
+#define R128_PARAM_IRQ_NR            1
+
+typedef struct drm_r128_getparam {
+        int param;
+        void __user *value;
+} drm_r128_getparam_t;
+
+#endif