summaryrefslogtreecommitdiff
path: root/linux/gamma_drv.h
blob: 3e0e3e6522edd7ea53dde8636d73e867fb34ef93 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
/* gamma_drv.h -- Private header for 3dlabs GMX 2000 driver -*- linux-c -*-
 * Created: Mon Jan  4 10:05:05 1999 by faith@precisioninsight.com
 *
 * Copyright 1999 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:
 *    Rickard E. (Rik) Faith <faith@valinux.com>
 *
 */

#ifndef _GAMMA_DRV_H_
#define _GAMMA_DRV_H_

typedef struct drm_gamma_private {
	drm_gamma_sarea_t *sarea_priv;
	drm_map_t *sarea;
	drm_map_t *buffers;
	drm_map_t *mmio0;
	drm_map_t *mmio1;
	drm_map_t *mmio2;
	drm_map_t *mmio3;
	int num_rast;
} drm_gamma_private_t;

				/* gamma_dma.c */
extern int gamma_dma_init( struct inode *inode, struct file *filp,
			 unsigned int cmd, unsigned long arg );
extern int gamma_dma_copy( struct inode *inode, struct file *filp,
			 unsigned int cmd, unsigned long arg );

extern void gamma_dma_ready(drm_device_t *dev);
extern void gamma_dma_quiescent_single(drm_device_t *dev);
extern void gamma_dma_quiescent_dual(drm_device_t *dev);

				/* gamma_dma.c */
extern int  gamma_dma_schedule(drm_device_t *dev, int locked);
extern int  gamma_dma(struct inode *inode, struct file *filp,
		      unsigned int cmd, unsigned long arg);
extern int  gamma_find_devices(void);
extern int  gamma_found(void);

/* Gamma-specific code pulled from drm_dma.h:
 */
extern void	     DRM(clear_next_buffer)(drm_device_t *dev);
extern int	     DRM(select_queue)(drm_device_t *dev,
				       void (*wrapper)(unsigned long));
extern int	     DRM(dma_enqueue)(struct file *filp, drm_dma_t *dma);
extern int	     DRM(dma_get_buffers)(struct file *filp, drm_dma_t *dma);


/* Gamma-specific code pulled from drm_lists.h (now renamed gamma_lists.h):
 */
extern int	     DRM(waitlist_create)(drm_waitlist_t *bl, int count);
extern int	     DRM(waitlist_destroy)(drm_waitlist_t *bl);
extern int	     DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf);
extern drm_buf_t     *DRM(waitlist_get)(drm_waitlist_t *bl);
extern int	     DRM(freelist_create)(drm_freelist_t *bl, int count);
extern int	     DRM(freelist_destroy)(drm_freelist_t *bl);
extern int	     DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl,
				       drm_buf_t *buf);
extern drm_buf_t     *DRM(freelist_get)(drm_freelist_t *bl, int block);



#define GLINT_DRI_BUF_COUNT 256

#define GAMMA_OFF(reg)						   \
	((reg < 0x1000)						   \
	 ? reg							   \
	 : ((reg < 0x10000)					   \
	    ? (reg - 0x1000)					   \
	    : ((reg < 0x11000)					   \
	       ? (reg - 0x10000)				   \
	       : (reg - 0x11000))))

#define GAMMA_BASE(reg)	 ((unsigned long)				     \
			  ((reg < 0x1000)    ? dev_priv->mmio0->handle :     \
			   ((reg < 0x10000)  ? dev_priv->mmio1->handle :     \
			    ((reg < 0x11000) ? dev_priv->mmio2->handle :     \
					       dev_priv->mmio3->handle))))
#define GAMMA_ADDR(reg)	 (GAMMA_BASE(reg) + GAMMA_OFF(reg))
#define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg)
#define GAMMA_READ(reg)	 GAMMA_DEREF(reg)
#define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0)

#define GAMMA_BROADCASTMASK    0x9378
#define GAMMA_COMMANDINTENABLE 0x0c48
#define GAMMA_DMAADDRESS       0x0028
#define GAMMA_DMACOUNT	       0x0030
#define GAMMA_FILTERMODE       0x8c00
#define GAMMA_GCOMMANDINTFLAGS 0x0c50
#define GAMMA_GCOMMANDMODE     0x0c40
#define		GAMMA_QUEUED_DMA_MODE		1<<1
#define GAMMA_GCOMMANDSTATUS   0x0c60
#define GAMMA_GDELAYTIMER      0x0c38
#define GAMMA_GDMACONTROL      0x0060
#define 	GAMMA_USE_AGP			1<<1
#define GAMMA_GINTENABLE       0x0808
#define GAMMA_GINTFLAGS	       0x0810
#define GAMMA_INFIFOSPACE      0x0018
#define GAMMA_OUTFIFOWORDS     0x0020
#define GAMMA_OUTPUTFIFO       0x2000
#define GAMMA_SYNC	       0x8c40
#define GAMMA_SYNC_TAG	       0x0188
#define GAMMA_PAGETABLEADDR    0x0C00
#define GAMMA_PAGETABLELENGTH  0x0C08

#define GAMMA_PASSTHROUGH	0x1FE
#define GAMMA_DMAADDRTAG	0x530
#define GAMMA_DMACOUNTTAG	0x531
#define GAMMA_COMMANDINTTAG	0x532

#endif