xref: /netbsd-src/sys/dev/pci/radeonfbvar.h (revision ce2c90c7c172d95d2402a5b3d96d8f8e6d138a21)
1 /* $NetBSD: radeonfbvar.h,v 1.2 2006/08/29 17:09:33 macallan Exp $ */
2 
3 /*-
4  * Copyright (c) 2006 Itronix Inc.
5  * All rights reserved.
6  *
7  * Written by Garrett D'Amore for Itronix Inc.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of Itronix Inc. may not be used to endorse
18  *    or promote products derived from this software without specific
19  *    prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28  * ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 /*
35  * ATI Technologies Inc. ("ATI") has not assisted in the creation of, and
36  * does not endorse, this software.  ATI will not be responsible or liable
37  * for any actual or alleged damage or loss caused by or in connection with
38  * the use of or reliance on this software.
39  */
40 
41 #ifndef _DEV_PCI_RADEONFBVAR_H
42 #define	_DEV_PCI_RADEONFBVAR_H
43 
44 #include "opt_splash.h"
45 
46 #include <sys/param.h>
47 #include <sys/types.h>
48 #include <sys/device.h>
49 #include <dev/pci/pcivar.h>
50 #include <dev/wscons/wsdisplayvar.h>
51 #include <dev/wscons/wsconsio.h>
52 #include <dev/wsfont/wsfont.h>
53 #include <dev/rasops/rasops.h>
54 #include <dev/wscons/wsdisplay_vconsvar.h>
55 #include <dev/videomode/videomode.h>
56 #include <dev/videomode/edidvar.h>
57 #ifdef SPLASHSCREEN
58 #include <dev/splash/splash.h>
59 #endif
60 #include <dev/i2c/i2cvar.h>
61 
62 /* XXX: change this when we complete the support for multi HEAD */
63 #define	RADEON_NDISPLAYS	(1)
64 #define	RADEON_MAXX		(2048)
65 #define	RADEON_MAXY		(1536)
66 #define	RADEON_MAXBPP		(32)
67 #define	RADEON_STRIDEALIGN	(64)
68 #define	RADEON_CURSORMAXX	(64)
69 #define	RADEON_CURSORMAXY	(64)
70 #define	RADEON_PANINCREMENT	(1)
71 
72 struct radeonfb_softc;
73 
74 struct radeonfb_port {
75 	int			rp_number;
76 	int			rp_mon_type;
77 	int			rp_conn_type;
78 	int			rp_dac_type;
79 	int			rp_ddc_type;
80 	int			rp_tmds_type;
81 	int			rp_edid_valid;
82 	struct edid_info	rp_edid;
83 };
84 
85 /* connector values used by legacy bios */
86 #define	RADEON_CONN_NONE	0
87 #define	RADEON_CONN_PROPRIETARY	1	/* think LVDS ribbon cable */
88 #define	RADEON_CONN_CRT		2
89 #define	RADEON_CONN_DVI_I	3
90 #define	RADEON_CONN_DVI_D	4
91 #define	RADEON_CONN_CTV		5
92 #define	RADEON_CONN_STV		6
93 #define	RADEON_CONN_UNSUPPORTED	7
94 
95 /* connector values used by atom bios */
96 #define	ATOM_CONN_NONE		0
97 #define	ATOM_CONN_VGA		1
98 #define	ATOM_CONN_DVI_I		2
99 #define	ATOM_CONN_DVI_D		3
100 #define	ATOM_CONN_DVI_A		4
101 #define	ATOM_CONN_STV		5
102 #define	ATOM_CONN_CTV		6
103 #define	ATOM_CONN_LVDS		7
104 #define	ATOM_CONN_DIGITAL	8
105 #define	ATOM_CONN_UNSUPPORTED	9
106 
107 #define	RADEON_DDC_NONE		0
108 #define	RADEON_DDC_MONID	1
109 #define	RADEON_DDC_DVI		2
110 #define	RADEON_DDC_VGA		3
111 #define	RADEON_DDC_CRT2		4
112 
113 #define	RADEON_DAC_UNKNOWN	-1
114 #define	RADEON_DAC_PRIMARY	0
115 #define	RADEON_DAC_TVDAC	1
116 
117 #define	RADEON_TMDS_UNKNOWN	-1
118 #define	RADEON_TMDS_INT		0
119 #define	RADEON_TMDS_EXT		1
120 
121 #define	RADEON_MT_UNKNOWN	-1
122 #define	RADEON_MT_NONE		0
123 #define	RADEON_MT_CRT		1
124 #define	RADEON_MT_LCD		2	/* LVDS */
125 #define	RADEON_MT_DFP		3	/* TMDS */
126 #define	RADEON_MT_CTV		4
127 #define	RADEON_MT_STV		5
128 
129 struct radeonfb_i2c {
130 	struct radeonfb_softc	*ric_softc;
131 	int			ric_register;
132 	struct i2c_controller	ric_controller;
133 };
134 
135 struct radeonfb_crtc {
136 	int			rc_number;
137 	struct videomode	rc_videomode;
138 	uint16_t		rc_xoffset;
139 	uint16_t		rc_yoffset;
140 
141 	struct radeonfb_port	*rc_port;
142 };
143 
144 struct radeonfb_cursor {
145 	int			rc_visible;
146 	struct wsdisplay_curpos	rc_pos;
147 	struct wsdisplay_curpos	rc_hot;
148 	struct wsdisplay_curpos	rc_size;
149 	uint32_t		rc_cmap[2];
150 	uint8_t			rc_image[512];	/* 64x64x1 bit */
151 	uint8_t			rc_mask[512];	/* 64x64x1 bit */
152 };
153 
154 struct radeonfb_display {
155 	struct radeonfb_softc	*rd_softc;
156 	int			rd_number;	/* 0 .. RADEON_NDISPLAYS */
157 
158 	bus_size_t		rd_offset;	/* offset within FB memory */
159 	vaddr_t			rd_fbptr;	/* framebuffer pointer */
160 	vaddr_t			rd_curptr;	/* cursor data pointer */
161 	size_t			rd_curoff;	/* cursor offset */
162 
163 	uint16_t		rd_bpp;
164 	uint16_t		rd_virtx;
165 	uint16_t		rd_virty;
166 	uint16_t		rd_stride;
167 	uint16_t		rd_format;	/* chip pixel format */
168 
169 	uint16_t		rd_xoffset;
170 	uint16_t		rd_yoffset;
171 
172 	int			rd_bg;		/* background */
173 	int			rd_console;
174 
175 	int			rd_wsmode;
176 
177 	int			rd_ncrtcs;
178 	struct radeonfb_crtc	rd_crtcs[2];
179 
180 	struct radeonfb_cursor	rd_cursor;
181 	/* XXX: this should probaby be an array for CRTCs */
182 	//struct videomode	rd_videomode;
183 
184 	struct wsscreen_list	rd_wsscreenlist;
185 	struct wsscreen_descr	rd_wsscreens_storage[1];
186 	struct wsscreen_descr	*rd_wsscreens;
187 	struct vcons_screen	rd_vscreen;
188 	struct vcons_data	rd_vd;
189 
190 
191 #if 0
192 	uint8_t			rd_cmap_red[256];
193 	uint8_t			rd_cmap_green[256];
194 	uint8_t			rd_cmap_blue[256];
195 #endif
196 
197 #ifdef SPLASHSCREEN
198 	struct splash_info	rd_splash;
199 #endif
200 
201 #ifdef SPLASHSCREEN_PROGRESS
202 	struct splash_progress	rd_progress;
203 #endif
204 };
205 
206 struct radeon_tmds_pll {
207 	uint32_t		rtp_freq;
208 	uint32_t		rtp_pll;
209 };
210 
211 struct radeonfb_softc {
212 	struct device		sc_dev;
213 	uint16_t		sc_family;
214 	uint16_t		sc_flags;
215 	pcireg_t		sc_id;
216 
217 	char			sc_devinfo[256];
218 
219 	bus_space_tag_t		sc_regt;
220 	bus_space_handle_t	sc_regh;
221 	bus_size_t		sc_regsz;
222 	bus_addr_t		sc_regaddr;
223 
224 	bus_space_tag_t		sc_memt;
225 	bus_space_handle_t	sc_memh;
226 	bus_size_t		sc_memsz;
227 	bus_addr_t		sc_memaddr;
228 
229 	bus_space_tag_t		sc_iot;
230 	bus_space_handle_t	sc_ioh;
231 	bus_size_t		sc_iosz;
232 	bus_addr_t		sc_ioaddr;
233 
234 	/* size of a single display */
235 	int			sc_maxx;
236 	int			sc_maxy;
237 	int			sc_maxbpp;
238 	int			sc_fboffset;
239 	int			sc_fbsize;
240 
241 	bus_space_tag_t		sc_romt;
242 	bus_space_handle_t	sc_romh;
243 	bus_size_t		sc_romsz;
244 	bus_space_handle_t	sc_biosh;
245 
246 	bus_dma_tag_t		sc_dmat;
247 
248 	uint16_t		sc_refclk;
249 	uint16_t		sc_refdiv;
250 	uint32_t		sc_minpll;
251 	uint32_t		sc_maxpll;
252 
253 	pci_chipset_tag_t	sc_pc;
254 	pcitag_t		sc_pt;
255 
256 	/* card's idea of addresses, internally */
257 	uint32_t		sc_aperbase;
258 
259 	int			sc_ndisplays;
260 	struct radeonfb_display	sc_displays[RADEON_NDISPLAYS];
261 
262 	int			sc_nports;
263 	struct radeonfb_port	sc_ports[2];
264 
265 	struct radeon_tmds_pll	sc_tmds_pll[4];
266 
267 	struct radeonfb_i2c	sc_i2c[4];
268 
269 	uint8_t			*sc_bios;
270 	bus_size_t		sc_biossz;
271 
272 	char			*sc_modebuf;
273 	const char		*sc_defaultmode;
274 };
275 
276 /* chip families */
277 #define	RADEON_R100	1
278 #define	RADEON_RV100	2
279 #define	RADEON_RS100	3
280 #define	RADEON_RV200	4
281 #define	RADEON_RS200	5
282 #define	RADEON_R200	6
283 #define	RADEON_RV250	7
284 #define	RADEON_RS300	8
285 #define	RADEON_RV280	9
286 #define	RADEON_R300	10
287 #define	RADEON_R350	11
288 #define	RADEON_RV350	12
289 #define	RADEON_RV380	13
290 #define	RADEON_R420	14
291 #define	RADEON_FAMILIES	15
292 
293 /* feature flags */
294 #define	RFB_MOB		(1 << 0)	/* Mobility */
295 #define	RFB_NCRTC2	(1 << 1)	/* No CRTC2 */
296 #define	RFB_IGP		(1 << 2)
297 #define	RFB_R300CG	(1 << 3)
298 #define	RFB_SDAC	(1 << 4)	/* Single DAC */
299 #define	RFB_R300	(1 << 5)	/* R300 variants -- newer parts */
300 #define	RFB_RV100	(1 << 6)	/* RV100 variants -- previous gen */
301 #define	RFB_ATOM	(1 << 7)	/* ATOM bios */
302 
303 #define	IS_MOBILITY(sc)	((sc)->sc_flags & RFB_MOB)
304 #define	HAS_CRTC2(sc)	(((sc)->sc_flags & RFB_NCRTC2) == 0)
305 
306 #define	IS_R300(sc)	((sc)->sc_flags & RFB_R300)
307 #define	HAS_R300CG(sc)	((sc)->sc_flags & RFB_R300CG)
308 #define	HAS_SDAC(sc)	((sc)->sc_flags & RFB_SDAC)
309 #define	IS_RV100(sc)	((sc)->sc_flags & RFB_RV100)
310 #define	IS_IGP(sc)	((sc)->sc_flags & RFB_IGP)
311 #define	IS_ATOM(sc)	((sc)->sc_flags & RFB_ATOM)
312 
313 #define	RADEON_TIMEOUT	2000000
314 
315 #define	GET32(sc, r)	radeonfb_get32(sc, r)
316 #define	PUT32(sc, r, v)	radeonfb_put32(sc, r, v)
317 #define	SET32(sc, r, v)	PUT32(sc, r, GET32(sc, r) | (v))
318 #define	CLR32(sc, r, v)	PUT32(sc, r, GET32(sc, r) & ~(v))
319 #define	PATCH32(sc, r, v, m)	PUT32(sc, r, (GET32(sc, r) & (m)) | (v))
320 
321 
322 #define	GETPLL(sc, r)		radeonfb_getpll(sc, r)
323 #define	PUTPLL(sc, r, v)	radeonfb_putpll(sc, r, v)
324 #define	SETPLL(sc, r, v)	PUTPLL(sc, r, GETPLL(sc, r) | (v))
325 #define	CLRPLL(sc, r, v)	PUTPLL(sc, r, GETPLL(sc, r) & ~(v))
326 #define	PATCHPLL(sc, r, v, m)	PUTPLL(sc, r, (GETPLL(sc, r) & (m)) | (v))
327 
328 #define	GETROM32(sc, r)	bus_space_read_4(sc->sc_romt, sc->sc_romh, r)
329 #define	GETROM16(sc, r)	bus_space_read_2(sc->sc_romt, sc->sc_romh, r)
330 #define	GETROM8(sc, r)	bus_space_read_1(sc->sc_romt, sc->sc_romh, r)
331 
332 /*
333  * Some values in BIOS are misaligned...
334  */
335 #define	GETBIOS8(sc, r)		((sc)->sc_bios[(r)])
336 
337 #define	GETBIOS16(sc, r)	\
338 	((GETBIOS8(sc, (r) + 1) << 8) | GETBIOS8(sc, (r)))
339 
340 #define	GETBIOS32(sc, r)	\
341 	((GETBIOS16(sc, (r) + 2) << 16) | GETBIOS16(sc, (r)))
342 
343 #define	XNAME(sc)	device_xname(&sc->sc_dev)
344 
345 #define	DIVIDE(x,y)	(((x) + (y / 2)) / (y))
346 
347 uint32_t radeonfb_get32(struct radeonfb_softc *, uint32_t);
348 void radeonfb_put32(struct radeonfb_softc *, uint32_t, uint32_t);
349 void radeonfb_mask32(struct radeonfb_softc *, uint32_t, uint32_t, uint32_t);
350 
351 uint32_t radeonfb_getindex(struct radeonfb_softc *, uint32_t);
352 void radeonfb_putindex(struct radeonfb_softc *, uint32_t, uint32_t);
353 void radeonfb_maskindex(struct radeonfb_softc *, uint32_t, uint32_t, uint32_t);
354 
355 uint32_t radeonfb_getpll(struct radeonfb_softc *, uint32_t);
356 void radeonfb_putpll(struct radeonfb_softc *, uint32_t, uint32_t);
357 void radeonfb_maskpll(struct radeonfb_softc *, uint32_t, uint32_t, uint32_t);
358 
359 #ifdef	RADEON_BIOS_INIT
360 int	radeonfb_bios_init(struct radeonfb_softc *);
361 #endif
362 
363 void	radeonfb_i2c_init(struct radeonfb_softc *);
364 int	radeonfb_i2c_read_edid(struct radeonfb_softc *, int, uint8_t *);
365 
366 #endif	/* _DEV_PCI_RADEONFBVAR_H */
367