summaryrefslogtreecommitdiffstats
path: root/drivers/char/drm/ffb_drv.h
blob: 8bf7f1e143f1128c79389f630a9db947fd9cd162 (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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
/* $Id: ffb_drv.h,v 1.1 2000/06/01 04:24:39 davem Exp $
 * ffb_drv.h: Creator/Creator3D direct rendering driver.
 *
 * Copyright (C) 2000 David S. Miller (davem@redhat.com)
 */

/* Auxilliary clips. */
typedef struct  {
	volatile unsigned int min;
	volatile unsigned int max;
} ffb_auxclip, *ffb_auxclipPtr;

/* FFB register set. */
typedef struct _ffb_fbc {
	/* Next vertex registers, on the right we list which drawops
	 * use said register and the logical name the register has in
	 * that context.
	 */					/* DESCRIPTION		DRAWOP(NAME)	*/
/*0x00*/unsigned int		pad1[3];	/* Reserved				*/
/*0x0c*/volatile unsigned int	alpha;		/* ALPHA Transparency			*/
/*0x10*/volatile unsigned int	red;		/* RED					*/
/*0x14*/volatile unsigned int	green;		/* GREEN				*/
/*0x18*/volatile unsigned int	blue;		/* BLUE					*/
/*0x1c*/volatile unsigned int	z;		/* DEPTH				*/
/*0x20*/volatile unsigned int	y;		/* Y			triangle(DOYF)	*/
						/*                      aadot(DYF)	*/
						/*                      ddline(DYF)	*/
						/*                      aaline(DYF)	*/
/*0x24*/volatile unsigned int	x;		/* X			triangle(DOXF)	*/
						/*                      aadot(DXF)	*/
						/*                      ddline(DXF)	*/
						/*                      aaline(DXF)	*/
/*0x28*/unsigned int		pad2[2];	/* Reserved				*/
/*0x30*/volatile unsigned int	ryf;		/* Y (alias to DOYF)	ddline(RYF)	*/
						/*			aaline(RYF)	*/
						/*			triangle(RYF)	*/
/*0x34*/volatile unsigned int	rxf;		/* X			ddline(RXF)	*/
						/*			aaline(RXF)	*/
						/*			triangle(RXF)	*/
/*0x38*/unsigned int		pad3[2];	/* Reserved				*/
/*0x40*/volatile unsigned int	dmyf;		/* Y (alias to DOYF)	triangle(DMYF)	*/
/*0x44*/volatile unsigned int	dmxf;		/* X			triangle(DMXF)	*/
/*0x48*/unsigned int		pad4[2];	/* Reserved				*/
/*0x50*/volatile unsigned int	ebyi;		/* Y (alias to RYI)	polygon(EBYI)	*/
/*0x54*/volatile unsigned int	ebxi;		/* X			polygon(EBXI)	*/
/*0x58*/unsigned int		pad5[2];	/* Reserved				*/
/*0x60*/volatile unsigned int	by;		/* Y			brline(RYI)	*/
						/*			fastfill(OP)	*/
						/*			polygon(YI)	*/
						/*			rectangle(YI)	*/
						/*			bcopy(SRCY)	*/
						/*			vscroll(SRCY)	*/
/*0x64*/volatile unsigned int	bx;		/* X			brline(RXI)	*/
						/*			polygon(XI)	*/
						/*			rectangle(XI)	*/
						/*			bcopy(SRCX)	*/
						/*			vscroll(SRCX)	*/
						/*			fastfill(GO)	*/
/*0x68*/volatile unsigned int	dy;		/* destination Y	fastfill(DSTY)	*/
						/*			bcopy(DSRY)	*/
						/*			vscroll(DSRY)	*/
/*0x6c*/volatile unsigned int	dx;		/* destination X	fastfill(DSTX)	*/
						/*			bcopy(DSTX)	*/
						/*			vscroll(DSTX)	*/
/*0x70*/volatile unsigned int	bh;		/* Y (alias to RYI)	brline(DYI)	*/
						/*			dot(DYI)	*/
						/*			polygon(ETYI)	*/
						/* Height		fastfill(H)	*/
						/*			bcopy(H)	*/
						/*			vscroll(H)	*/
						/* Y count		fastfill(NY)	*/
/*0x74*/volatile unsigned int	bw;		/* X			dot(DXI)	*/
						/*			brline(DXI)	*/
						/*			polygon(ETXI)	*/
						/*			fastfill(W)	*/
						/*			bcopy(W)	*/
						/*			vscroll(W)	*/
						/*			fastfill(NX)	*/
/*0x78*/unsigned int		pad6[2];	/* Reserved				*/
/*0x80*/unsigned int		pad7[32];	/* Reserved				*/
	
	/* Setup Unit's vertex state register */
/*100*/	volatile unsigned int	suvtx;
/*104*/	unsigned int		pad8[63];	/* Reserved				*/
	
	/* Frame Buffer Control Registers */
/*200*/	volatile unsigned int	ppc;		/* Pixel Processor Control		*/
/*204*/	volatile unsigned int	wid;		/* Current WID				*/
/*208*/	volatile unsigned int	fg;		/* FG data				*/
/*20c*/	volatile unsigned int	bg;		/* BG data				*/
/*210*/	volatile unsigned int	consty;		/* Constant Y				*/
/*214*/	volatile unsigned int	constz;		/* Constant Z				*/
/*218*/	volatile unsigned int	xclip;		/* X Clip				*/
/*21c*/	volatile unsigned int	dcss;		/* Depth Cue Scale Slope		*/
/*220*/	volatile unsigned int	vclipmin;	/* Viewclip XY Min Bounds		*/
/*224*/	volatile unsigned int	vclipmax;	/* Viewclip XY Max Bounds		*/
/*228*/	volatile unsigned int	vclipzmin;	/* Viewclip Z Min Bounds		*/
/*22c*/	volatile unsigned int	vclipzmax;	/* Viewclip Z Max Bounds		*/
/*230*/	volatile unsigned int	dcsf;		/* Depth Cue Scale Front Bound		*/
/*234*/	volatile unsigned int	dcsb;		/* Depth Cue Scale Back Bound		*/
/*238*/	volatile unsigned int	dczf;		/* Depth Cue Z Front			*/
/*23c*/	volatile unsigned int	dczb;		/* Depth Cue Z Back			*/
/*240*/	unsigned int		pad9;		/* Reserved				*/
/*244*/	volatile unsigned int	blendc;		/* Alpha Blend Control			*/
/*248*/	volatile unsigned int	blendc1;	/* Alpha Blend Color 1			*/
/*24c*/	volatile unsigned int	blendc2;	/* Alpha Blend Color 2			*/
/*250*/	volatile unsigned int	fbramitc;	/* FB RAM Interleave Test Control	*/
/*254*/	volatile unsigned int	fbc;		/* Frame Buffer Control			*/
/*258*/	volatile unsigned int	rop;		/* Raster OPeration			*/
/*25c*/	volatile unsigned int	cmp;		/* Frame Buffer Compare			*/
/*260*/	volatile unsigned int	matchab;	/* Buffer AB Match Mask			*/
/*264*/	volatile unsigned int	matchc;		/* Buffer C(YZ) Match Mask		*/
/*268*/	volatile unsigned int	magnab;		/* Buffer AB Magnitude Mask		*/
/*26c*/	volatile unsigned int	magnc;		/* Buffer C(YZ) Magnitude Mask		*/
/*270*/	volatile unsigned int	fbcfg0;		/* Frame Buffer Config 0		*/
/*274*/	volatile unsigned int	fbcfg1;		/* Frame Buffer Config 1		*/
/*278*/	volatile unsigned int	fbcfg2;		/* Frame Buffer Config 2		*/
/*27c*/	volatile unsigned int	fbcfg3;		/* Frame Buffer Config 3		*/
/*280*/	volatile unsigned int	ppcfg;		/* Pixel Processor Config		*/
/*284*/	volatile unsigned int	pick;		/* Picking Control			*/
/*288*/	volatile unsigned int	fillmode;	/* FillMode				*/
/*28c*/	volatile unsigned int	fbramwac;	/* FB RAM Write Address Control		*/
/*290*/	volatile unsigned int	pmask;		/* RGB PlaneMask			*/
/*294*/	volatile unsigned int	xpmask;		/* X PlaneMask				*/
/*298*/	volatile unsigned int	ypmask;		/* Y PlaneMask				*/
/*29c*/	volatile unsigned int	zpmask;		/* Z PlaneMask				*/
/*2a0*/	ffb_auxclip		auxclip[4]; 	/* Auxilliary Viewport Clip		*/
	
	/* New 3dRAM III support regs */
/*2c0*/	volatile unsigned int	rawblend2;
/*2c4*/	volatile unsigned int	rawpreblend;
/*2c8*/	volatile unsigned int	rawstencil;
/*2cc*/	volatile unsigned int	rawstencilctl;
/*2d0*/	volatile unsigned int	threedram1;
/*2d4*/	volatile unsigned int	threedram2;
/*2d8*/	volatile unsigned int	passin;
/*2dc*/	volatile unsigned int	rawclrdepth;
/*2e0*/	volatile unsigned int	rawpmask;
/*2e4*/	volatile unsigned int	rawcsrc;
/*2e8*/	volatile unsigned int	rawmatch;
/*2ec*/	volatile unsigned int	rawmagn;
/*2f0*/	volatile unsigned int	rawropblend;
/*2f4*/	volatile unsigned int	rawcmp;
/*2f8*/	volatile unsigned int	rawwac;
/*2fc*/	volatile unsigned int	fbramid;
	
/*300*/	volatile unsigned int	drawop;		/* Draw OPeration			*/
/*304*/	unsigned int		pad10[2];	/* Reserved				*/
/*30c*/	volatile unsigned int	lpat;		/* Line Pattern control			*/
/*310*/	unsigned int		pad11;		/* Reserved				*/
/*314*/	volatile unsigned int	fontxy;		/* XY Font coordinate			*/
/*318*/	volatile unsigned int	fontw;		/* Font Width				*/
/*31c*/	volatile unsigned int	fontinc;	/* Font Increment			*/
/*320*/	volatile unsigned int	font;		/* Font bits				*/
/*324*/	unsigned int		pad12[3];	/* Reserved				*/
/*330*/	volatile unsigned int	blend2;
/*334*/	volatile unsigned int	preblend;
/*338*/	volatile unsigned int	stencil;
/*33c*/	volatile unsigned int	stencilctl;

/*340*/	unsigned int		pad13[4];	/* Reserved				*/
/*350*/	volatile unsigned int	dcss1;		/* Depth Cue Scale Slope 1		*/
/*354*/	volatile unsigned int	dcss2;		/* Depth Cue Scale Slope 2		*/
/*358*/	volatile unsigned int	dcss3;		/* Depth Cue Scale Slope 3		*/
/*35c*/	volatile unsigned int	widpmask;
/*360*/	volatile unsigned int	dcs2;
/*364*/	volatile unsigned int	dcs3;
/*368*/	volatile unsigned int	dcs4;
/*36c*/	unsigned int		pad14;		/* Reserved				*/
/*370*/	volatile unsigned int	dcd2;
/*374*/	volatile unsigned int	dcd3;
/*378*/	volatile unsigned int	dcd4;
/*37c*/	unsigned int		pad15;		/* Reserved				*/
/*380*/	volatile unsigned int	pattern[32];	/* area Pattern				*/
/*400*/	unsigned int		pad16[8];	/* Reserved				*/
/*420*/	volatile unsigned int	reset;		/* chip RESET				*/
/*424*/	unsigned int		pad17[247];	/* Reserved				*/
/*800*/	volatile unsigned int	devid;		/* Device ID				*/
/*804*/	unsigned int		pad18[63];	/* Reserved				*/
/*900*/	volatile unsigned int	ucsr;		/* User Control & Status Register	*/
/*904*/	unsigned int		pad19[31];	/* Reserved				*/
/*980*/	volatile unsigned int	mer;		/* Mode Enable Register			*/
/*984*/	unsigned int		pad20[1439];	/* Reserved				*/
} ffb_fbc, *ffb_fbcPtr;

struct ffb_hw_context {
	int is_2d_only;

	unsigned int ppc;
	unsigned int wid;
	unsigned int fg;
	unsigned int bg;
	unsigned int consty;
	unsigned int constz;
	unsigned int xclip;
	unsigned int dcss;
	unsigned int vclipmin;
	unsigned int vclipmax;
	unsigned int vclipzmin;
	unsigned int vclipzmax;
	unsigned int dcsf;
	unsigned int dcsb;
	unsigned int dczf;
	unsigned int dczb;
	unsigned int blendc;
	unsigned int blendc1;
	unsigned int blendc2;
	unsigned int fbc;
	unsigned int rop;
	unsigned int cmp;
	unsigned int matchab;
	unsigned int matchc;
	unsigned int magnab;
	unsigned int magnc;
	unsigned int pmask;
	unsigned int xpmask;
	unsigned int ypmask;
	unsigned int zpmask;
	unsigned int auxclip0min;
	unsigned int auxclip0max;
	unsigned int auxclip1min;
	unsigned int auxclip1max;
	unsigned int auxclip2min;
	unsigned int auxclip2max;
	unsigned int auxclip3min;
	unsigned int auxclip3max;
	unsigned int drawop;
	unsigned int lpat;
	unsigned int fontxy;
	unsigned int fontw;
	unsigned int fontinc;
	unsigned int area_pattern[32];
	unsigned int ucsr;
	unsigned int stencil;
	unsigned int stencilctl;
	unsigned int dcss1;
	unsigned int dcss2;
	unsigned int dcss3;
	unsigned int dcs2;
	unsigned int dcs3;
	unsigned int dcs4;
	unsigned int dcd2;
	unsigned int dcd3;
	unsigned int dcd4;
	unsigned int mer;
};

#define FFB_MAX_CTXS	32

enum ffb_chip_type {
	ffb1_prototype = 0,	/* Early pre-FCS FFB */
	ffb1_standard,		/* First FCS FFB, 100Mhz UPA, 66MHz gclk */
	ffb1_speedsort,		/* Second FCS FFB, 100Mhz UPA, 75MHz gclk */
	ffb2_prototype,		/* Early pre-FCS vertical FFB2 */
	ffb2_vertical,		/* First FCS FFB2/vertical, 100Mhz UPA, 100MHZ gclk,
				   75(SingleBuffer)/83(DoubleBuffer) MHz fclk */
	ffb2_vertical_plus,	/* Second FCS FFB2/vertical, same timings */
	ffb2_horizontal,	/* First FCS FFB2/horizontal, same timings as FFB2/vert */
	ffb2_horizontal_plus,	/* Second FCS FFB2/horizontal, same timings */
	afb_m3,			/* FCS Elite3D, 3 float chips */
	afb_m6			/* FCS Elite3D, 6 float chips */
};

typedef struct ffb_dev_priv {
	/* Misc software state. */
	int			prom_node;
	enum ffb_chip_type	ffb_type;
	u64			card_phys_base;
	struct miscdevice 	miscdev;

	/* Controller registers. */
	ffb_fbcPtr		regs;

	/* Context table. */
	struct ffb_hw_context	*hw_state[FFB_MAX_CTXS];
} ffb_dev_priv_t;

extern unsigned long ffb_get_unmapped_area(struct file *filp,
					   unsigned long hint,
					   unsigned long len,
					   unsigned long pgoff,
					   unsigned long flags);
extern void ffb_set_context_ioctls(void);
extern drm_ioctl_desc_t DRM(ioctls)[];

extern int ffb_driver_context_switch(drm_device_t *dev, int old, int new);
OpenPOWER on IntegriCloud