creator.c revision 330897
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2003 Jake Burkholder.
5 * Copyright (c) 2005 - 2006 Marius Strobl <marius@FreeBSD.org>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31__FBSDID("$FreeBSD: stable/11/sys/dev/fb/creator.c 330897 2018-03-14 03:19:51Z eadler $");
32
33#include <sys/param.h>
34#include <sys/systm.h>
35#include <sys/bus.h>
36#include <sys/conf.h>
37#include <sys/consio.h>
38#include <sys/fbio.h>
39#include <sys/kernel.h>
40#include <sys/module.h>
41#include <sys/resource.h>
42
43#include <dev/ofw/ofw_bus.h>
44#include <dev/ofw/openfirm.h>
45
46#include <machine/bus.h>
47#include <machine/bus_private.h>
48#include <machine/ofw_machdep.h>
49#include <machine/resource.h>
50#include <machine/sc_machdep.h>
51
52#include <sys/rman.h>
53
54#include <dev/fb/fbreg.h>
55#include <dev/fb/creatorreg.h>
56#include <dev/fb/gfb.h>
57#include <dev/syscons/syscons.h>
58
59#define	CREATOR_DRIVER_NAME	"creator"
60
61struct creator_softc {
62	video_adapter_t		sc_va;			/* XXX must be first */
63
64	phandle_t		sc_node;
65
66	struct cdev		*sc_si;
67
68	struct resource		*sc_reg[FFB_NREG];
69	bus_space_tag_t		sc_bt[FFB_NREG];
70	bus_space_handle_t	sc_bh[FFB_NREG];
71	u_long			sc_reg_size;
72
73	u_int			sc_height;
74	u_int			sc_width;
75
76	u_int			sc_xmargin;
77	u_int			sc_ymargin;
78
79	const u_char		*sc_font;
80
81	int			sc_bg_cache;
82	int			sc_fg_cache;
83	int			sc_fifo_cache;
84	int			sc_fontinc_cache;
85	int			sc_fontw_cache;
86	int			sc_pmask_cache;
87
88	u_int			sc_flags;
89#define	CREATOR_AFB		(1 << 0)
90#define	CREATOR_CONSOLE		(1 << 1)
91#define	CREATOR_CUREN		(1 << 2)
92#define	CREATOR_CURINV		(1 << 3)
93#define	CREATOR_PAC1		(1 << 4)
94};
95
96#define	FFB_READ(sc, reg, off)						\
97	bus_space_read_4((sc)->sc_bt[(reg)], (sc)->sc_bh[(reg)], (off))
98#define	FFB_WRITE(sc, reg, off, val)					\
99	bus_space_write_4((sc)->sc_bt[(reg)], (sc)->sc_bh[(reg)], (off), (val))
100
101#define	C(r, g, b)	((b << 16) | (g << 8) | (r))
102static const uint32_t creator_cmap[] = {
103	C(0x00, 0x00, 0x00),		/* black */
104	C(0x00, 0x00, 0xff),		/* blue */
105	C(0x00, 0xff, 0x00),		/* green */
106	C(0x00, 0xc0, 0xc0),		/* cyan */
107	C(0xff, 0x00, 0x00),		/* red */
108	C(0xc0, 0x00, 0xc0),		/* magenta */
109	C(0xc0, 0xc0, 0x00),		/* brown */
110	C(0xc0, 0xc0, 0xc0),		/* light grey */
111	C(0x80, 0x80, 0x80),		/* dark grey */
112	C(0x80, 0x80, 0xff),		/* light blue */
113	C(0x80, 0xff, 0x80),		/* light green */
114	C(0x80, 0xff, 0xff),		/* light cyan */
115	C(0xff, 0x80, 0x80),		/* light red */
116	C(0xff, 0x80, 0xff),		/* light magenta */
117	C(0xff, 0xff, 0x80),		/* yellow */
118	C(0xff, 0xff, 0xff),		/* white */
119};
120#undef C
121
122static const struct {
123	vm_offset_t virt;
124	vm_paddr_t phys;
125	vm_size_t size;
126} creator_fb_map[] = {
127	{ FFB_VIRT_SFB8R,	FFB_PHYS_SFB8R,		FFB_SIZE_SFB8R },
128	{ FFB_VIRT_SFB8G,	FFB_PHYS_SFB8G,		FFB_SIZE_SFB8G },
129	{ FFB_VIRT_SFB8B,	FFB_PHYS_SFB8B,		FFB_SIZE_SFB8B },
130	{ FFB_VIRT_SFB8X,	FFB_PHYS_SFB8X,		FFB_SIZE_SFB8X },
131	{ FFB_VIRT_SFB32,	FFB_PHYS_SFB32,		FFB_SIZE_SFB32 },
132	{ FFB_VIRT_SFB64,	FFB_PHYS_SFB64,		FFB_SIZE_SFB64 },
133	{ FFB_VIRT_FBC,		FFB_PHYS_FBC,		FFB_SIZE_FBC },
134	{ FFB_VIRT_FBC_BM,	FFB_PHYS_FBC_BM,	FFB_SIZE_FBC_BM },
135	{ FFB_VIRT_DFB8R,	FFB_PHYS_DFB8R,		FFB_SIZE_DFB8R },
136	{ FFB_VIRT_DFB8G,	FFB_PHYS_DFB8G,		FFB_SIZE_DFB8G },
137	{ FFB_VIRT_DFB8B,	FFB_PHYS_DFB8B,		FFB_SIZE_DFB8B },
138	{ FFB_VIRT_DFB8X,	FFB_PHYS_DFB8X,		FFB_SIZE_DFB8X },
139	{ FFB_VIRT_DFB24,	FFB_PHYS_DFB24,		FFB_SIZE_DFB24 },
140	{ FFB_VIRT_DFB32,	FFB_PHYS_DFB32,		FFB_SIZE_DFB32 },
141	{ FFB_VIRT_DFB422A,	FFB_PHYS_DFB422A,	FFB_SIZE_DFB422A },
142	{ FFB_VIRT_DFB422AD,	FFB_PHYS_DFB422AD,	FFB_SIZE_DFB422AD },
143	{ FFB_VIRT_DFB24B,	FFB_PHYS_DFB24B,	FFB_SIZE_DFB24B },
144	{ FFB_VIRT_DFB422B,	FFB_PHYS_DFB422B,	FFB_SIZE_DFB422B },
145	{ FFB_VIRT_DFB422BD,	FFB_PHYS_DFB422BD,	FFB_SIZE_DFB422BD },
146	{ FFB_VIRT_SFB16Z,	FFB_PHYS_SFB16Z,	FFB_SIZE_SFB16Z },
147	{ FFB_VIRT_SFB8Z,	FFB_PHYS_SFB8Z,		FFB_SIZE_SFB8Z },
148	{ FFB_VIRT_SFB422,	FFB_PHYS_SFB422,	FFB_SIZE_SFB422 },
149	{ FFB_VIRT_SFB422D,	FFB_PHYS_SFB422D,	FFB_SIZE_SFB422D },
150	{ FFB_VIRT_FBC_KREG,	FFB_PHYS_FBC_KREG,	FFB_SIZE_FBC_KREG },
151	{ FFB_VIRT_DAC,		FFB_PHYS_DAC,		FFB_SIZE_DAC },
152	{ FFB_VIRT_PROM,	FFB_PHYS_PROM,		FFB_SIZE_PROM },
153	{ FFB_VIRT_EXP,		FFB_PHYS_EXP,		FFB_SIZE_EXP },
154};
155
156#define	CREATOR_FB_MAP_SIZE	nitems(creator_fb_map)
157
158extern const struct gfb_font gallant12x22;
159
160static struct creator_softc creator_softc;
161static struct bus_space_tag creator_bst_store[FFB_FBC];
162
163static device_probe_t creator_bus_probe;
164static device_attach_t creator_bus_attach;
165
166static device_method_t creator_bus_methods[] = {
167	DEVMETHOD(device_probe,		creator_bus_probe),
168	DEVMETHOD(device_attach,	creator_bus_attach),
169
170	{ 0, 0 }
171};
172
173static devclass_t creator_devclass;
174
175DEFINE_CLASS_0(creator, creator_bus_driver, creator_bus_methods,
176    sizeof(struct creator_softc));
177DRIVER_MODULE(creator, nexus, creator_bus_driver, creator_devclass, 0, 0);
178DRIVER_MODULE(creator, upa, creator_bus_driver, creator_devclass, 0, 0);
179
180static d_open_t creator_fb_open;
181static d_close_t creator_fb_close;
182static d_ioctl_t creator_fb_ioctl;
183static d_mmap_t creator_fb_mmap;
184
185static struct cdevsw creator_fb_devsw = {
186	.d_version =	D_VERSION,
187	.d_flags =	D_NEEDGIANT,
188	.d_open =	creator_fb_open,
189	.d_close =	creator_fb_close,
190	.d_ioctl =	creator_fb_ioctl,
191	.d_mmap =	creator_fb_mmap,
192	.d_name =	"fb",
193};
194
195static void creator_cursor_enable(struct creator_softc *sc, int onoff);
196static void creator_cursor_install(struct creator_softc *sc);
197static void creator_shutdown(void *xsc);
198
199static int creator_configure(int flags);
200
201static vi_probe_t creator_probe;
202static vi_init_t creator_init;
203static vi_get_info_t creator_get_info;
204static vi_query_mode_t creator_query_mode;
205static vi_set_mode_t creator_set_mode;
206static vi_save_font_t creator_save_font;
207static vi_load_font_t creator_load_font;
208static vi_show_font_t creator_show_font;
209static vi_save_palette_t creator_save_palette;
210static vi_load_palette_t creator_load_palette;
211static vi_set_border_t creator_set_border;
212static vi_save_state_t creator_save_state;
213static vi_load_state_t creator_load_state;
214static vi_set_win_org_t creator_set_win_org;
215static vi_read_hw_cursor_t creator_read_hw_cursor;
216static vi_set_hw_cursor_t creator_set_hw_cursor;
217static vi_set_hw_cursor_shape_t creator_set_hw_cursor_shape;
218static vi_blank_display_t creator_blank_display;
219static vi_mmap_t creator_mmap;
220static vi_ioctl_t creator_ioctl;
221static vi_clear_t creator_clear;
222static vi_fill_rect_t creator_fill_rect;
223static vi_bitblt_t creator_bitblt;
224static vi_diag_t creator_diag;
225static vi_save_cursor_palette_t creator_save_cursor_palette;
226static vi_load_cursor_palette_t creator_load_cursor_palette;
227static vi_copy_t creator_copy;
228static vi_putp_t creator_putp;
229static vi_putc_t creator_putc;
230static vi_puts_t creator_puts;
231static vi_putm_t creator_putm;
232
233static video_switch_t creatorvidsw = {
234	.probe			= creator_probe,
235	.init			= creator_init,
236	.get_info		= creator_get_info,
237	.query_mode		= creator_query_mode,
238	.set_mode		= creator_set_mode,
239	.save_font		= creator_save_font,
240	.load_font		= creator_load_font,
241	.show_font		= creator_show_font,
242	.save_palette		= creator_save_palette,
243	.load_palette		= creator_load_palette,
244	.set_border		= creator_set_border,
245	.save_state		= creator_save_state,
246	.load_state		= creator_load_state,
247	.set_win_org		= creator_set_win_org,
248	.read_hw_cursor		= creator_read_hw_cursor,
249	.set_hw_cursor		= creator_set_hw_cursor,
250	.set_hw_cursor_shape	= creator_set_hw_cursor_shape,
251	.blank_display		= creator_blank_display,
252	.mmap			= creator_mmap,
253	.ioctl			= creator_ioctl,
254	.clear			= creator_clear,
255	.fill_rect		= creator_fill_rect,
256	.bitblt			= creator_bitblt,
257	.diag			= creator_diag,
258	.save_cursor_palette	= creator_save_cursor_palette,
259	.load_cursor_palette	= creator_load_cursor_palette,
260	.copy			= creator_copy,
261	.putp			= creator_putp,
262	.putc			= creator_putc,
263	.puts			= creator_puts,
264	.putm			= creator_putm
265};
266
267VIDEO_DRIVER(creator, creatorvidsw, creator_configure);
268
269extern sc_rndr_sw_t txtrndrsw;
270RENDERER(creator, 0, txtrndrsw, gfb_set);
271
272RENDERER_MODULE(creator, gfb_set);
273
274static const u_char creator_mouse_pointer[64][8] __aligned(8) = {
275	{ 0x00, 0x00, },	/* ............ */
276	{ 0x80, 0x00, },	/* *........... */
277	{ 0xc0, 0x00, },	/* **.......... */
278	{ 0xe0, 0x00, },	/* ***......... */
279	{ 0xf0, 0x00, },	/* ****........ */
280	{ 0xf8, 0x00, },	/* *****....... */
281	{ 0xfc, 0x00, },	/* ******...... */
282	{ 0xfe, 0x00, },	/* *******..... */
283	{ 0xff, 0x00, },	/* ********.... */
284	{ 0xff, 0x80, },	/* *********... */
285	{ 0xfc, 0xc0, },	/* ******..**.. */
286	{ 0xdc, 0x00, },	/* **.***...... */
287	{ 0x8e, 0x00, },	/* *...***..... */
288	{ 0x0e, 0x00, },	/* ....***..... */
289	{ 0x07, 0x00, },	/* .....***.... */
290	{ 0x04, 0x00, },	/* .....*...... */
291	{ 0x00, 0x00, },	/* ............ */
292	{ 0x00, 0x00, },	/* ............ */
293	{ 0x00, 0x00, },	/* ............ */
294	{ 0x00, 0x00, },	/* ............ */
295	{ 0x00, 0x00, },	/* ............ */
296	{ 0x00, 0x00, },	/* ............ */
297};
298
299static inline void creator_ras_fifo_wait(struct creator_softc *sc, int n);
300static inline void creator_ras_setfontinc(struct creator_softc *sc, int fontinc);
301static inline void creator_ras_setfontw(struct creator_softc *sc, int fontw);
302static inline void creator_ras_setbg(struct creator_softc *sc, int bg);
303static inline void creator_ras_setfg(struct creator_softc *sc, int fg);
304static inline void creator_ras_setpmask(struct creator_softc *sc, int pmask);
305static inline void creator_ras_wait(struct creator_softc *sc);
306
307static inline void
308creator_ras_wait(struct creator_softc *sc)
309{
310	int ucsr;
311	int r;
312
313	for (;;) {
314		ucsr = FFB_READ(sc, FFB_FBC, FFB_FBC_UCSR);
315		if ((ucsr & (FBC_UCSR_FB_BUSY | FBC_UCSR_RP_BUSY)) == 0)
316			break;
317		r = ucsr & (FBC_UCSR_READ_ERR | FBC_UCSR_FIFO_OVFL);
318		if (r != 0)
319			FFB_WRITE(sc, FFB_FBC, FFB_FBC_UCSR, r);
320	}
321}
322
323static inline void
324creator_ras_fifo_wait(struct creator_softc *sc, int n)
325{
326	int cache;
327
328	cache = sc->sc_fifo_cache;
329	while (cache < n)
330		cache = (FFB_READ(sc, FFB_FBC, FFB_FBC_UCSR) &
331		    FBC_UCSR_FIFO_MASK) - 8;
332	sc->sc_fifo_cache = cache - n;
333}
334
335static inline void
336creator_ras_setfontinc(struct creator_softc *sc, int fontinc)
337{
338
339	if (fontinc == sc->sc_fontinc_cache)
340		return;
341	sc->sc_fontinc_cache = fontinc;
342	creator_ras_fifo_wait(sc, 1);
343	FFB_WRITE(sc, FFB_FBC, FFB_FBC_FONTINC, fontinc);
344	creator_ras_wait(sc);
345}
346
347static inline void
348creator_ras_setfontw(struct creator_softc *sc, int fontw)
349{
350
351	if (fontw == sc->sc_fontw_cache)
352		return;
353	sc->sc_fontw_cache = fontw;
354	creator_ras_fifo_wait(sc, 1);
355	FFB_WRITE(sc, FFB_FBC, FFB_FBC_FONTW, fontw);
356	creator_ras_wait(sc);
357}
358
359static inline void
360creator_ras_setbg(struct creator_softc *sc, int bg)
361{
362
363	if (bg == sc->sc_bg_cache)
364		return;
365	sc->sc_bg_cache = bg;
366	creator_ras_fifo_wait(sc, 1);
367	FFB_WRITE(sc, FFB_FBC, FFB_FBC_BG, bg);
368	creator_ras_wait(sc);
369}
370
371static inline void
372creator_ras_setfg(struct creator_softc *sc, int fg)
373{
374
375	if (fg == sc->sc_fg_cache)
376		return;
377	sc->sc_fg_cache = fg;
378	creator_ras_fifo_wait(sc, 1);
379	FFB_WRITE(sc, FFB_FBC, FFB_FBC_FG, fg);
380	creator_ras_wait(sc);
381}
382
383static inline void
384creator_ras_setpmask(struct creator_softc *sc, int pmask)
385{
386
387	if (pmask == sc->sc_pmask_cache)
388		return;
389	sc->sc_pmask_cache = pmask;
390	creator_ras_fifo_wait(sc, 1);
391	FFB_WRITE(sc, FFB_FBC, FFB_FBC_PMASK, pmask);
392	creator_ras_wait(sc);
393}
394
395/*
396 * video driver interface
397 */
398static int
399creator_configure(int flags)
400{
401	struct creator_softc *sc;
402	phandle_t chosen;
403	phandle_t output;
404	ihandle_t stdout;
405	bus_addr_t addr;
406	char buf[sizeof("SUNW,ffb")];
407	int i;
408	int space;
409
410	/*
411	 * For the high-level console probing return the number of
412	 * registered adapters.
413	 */
414	if (!(flags & VIO_PROBE_ONLY)) {
415		for (i = 0; vid_find_adapter(CREATOR_DRIVER_NAME, i) >= 0; i++)
416			;
417		return (i);
418	}
419
420	/* Low-level console probing and initialization. */
421
422	sc = &creator_softc;
423	if (sc->sc_va.va_flags & V_ADP_REGISTERED)
424		goto found;
425
426	if ((chosen = OF_finddevice("/chosen")) == -1)
427		return (0);
428	if (OF_getprop(chosen, "stdout", &stdout, sizeof(stdout)) == -1)
429		return (0);
430	if ((output = OF_instance_to_package(stdout)) == -1)
431		return (0);
432	if (OF_getprop(output, "name", buf, sizeof(buf)) == -1)
433		return (0);
434	if (strcmp(buf, "SUNW,ffb") == 0 || strcmp(buf, "SUNW,afb") == 0) {
435		sc->sc_flags = CREATOR_CONSOLE;
436		if (strcmp(buf, "SUNW,afb") == 0)
437			sc->sc_flags |= CREATOR_AFB;
438		sc->sc_node = output;
439	} else
440		return (0);
441
442	for (i = FFB_DAC; i <= FFB_FBC; i++) {
443		if (OF_decode_addr(output, i, &space, &addr) != 0)
444			return (0);
445		sc->sc_bt[i] = &creator_bst_store[i - FFB_DAC];
446		sc->sc_bh[i] = sparc64_fake_bustag(space, addr, sc->sc_bt[i]);
447	}
448
449	if (creator_init(0, &sc->sc_va, 0) < 0)
450		return (0);
451
452 found:
453	/* Return number of found adapters. */
454	return (1);
455}
456
457static int
458creator_probe(int unit, video_adapter_t **adpp, void *arg, int flags)
459{
460
461	return (0);
462}
463
464static int
465creator_init(int unit, video_adapter_t *adp, int flags)
466{
467	struct creator_softc *sc;
468	phandle_t options;
469	video_info_t *vi;
470	char buf[sizeof("screen-#columns")];
471
472	sc = (struct creator_softc *)adp;
473	vi = &adp->va_info;
474
475	vid_init_struct(adp, CREATOR_DRIVER_NAME, -1, unit);
476
477	if (OF_getprop(sc->sc_node, "height", &sc->sc_height,
478	    sizeof(sc->sc_height)) == -1)
479		return (ENXIO);
480	if (OF_getprop(sc->sc_node, "width", &sc->sc_width,
481	    sizeof(sc->sc_width)) == -1)
482		return (ENXIO);
483	if ((options = OF_finddevice("/options")) == -1)
484		return (ENXIO);
485	if (OF_getprop(options, "screen-#rows", buf, sizeof(buf)) == -1)
486		return (ENXIO);
487	vi->vi_height = strtol(buf, NULL, 10);
488	if (OF_getprop(options, "screen-#columns", buf, sizeof(buf)) == -1)
489		return (ENXIO);
490	vi->vi_width = strtol(buf, NULL, 10);
491	vi->vi_cwidth = gallant12x22.width;
492	vi->vi_cheight = gallant12x22.height;
493	vi->vi_flags = V_INFO_COLOR;
494	vi->vi_mem_model = V_INFO_MM_OTHER;
495
496	sc->sc_font = gallant12x22.data;
497	sc->sc_xmargin = (sc->sc_width - (vi->vi_width * vi->vi_cwidth)) / 2;
498	sc->sc_ymargin = (sc->sc_height - (vi->vi_height * vi->vi_cheight)) / 2;
499
500	creator_set_mode(adp, 0);
501
502	if (!(sc->sc_flags & CREATOR_AFB)) {
503		FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE, FFB_DAC_CFG_DID);
504		if (((FFB_READ(sc, FFB_DAC, FFB_DAC_VALUE) &
505		    FFB_DAC_CFG_DID_PNUM) >> 12) != 0x236e) {
506			sc->sc_flags |= CREATOR_PAC1;
507			FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE, FFB_DAC_CFG_UCTRL);
508			if (((FFB_READ(sc, FFB_DAC, FFB_DAC_VALUE) &
509			    FFB_DAC_UCTRL_MANREV) >> 8) <= 2)
510				sc->sc_flags |= CREATOR_CURINV;
511		}
512	}
513
514	creator_blank_display(adp, V_DISPLAY_ON);
515	creator_clear(adp);
516
517	/*
518	 * Setting V_ADP_MODECHANGE serves as hack so creator_set_mode()
519	 * (which will invalidate our caches and restore our settings) is
520	 * called when the X server shuts down.  Otherwise screen corruption
521	 * happens most of the time.
522	 */
523	adp->va_flags |= V_ADP_COLOR | V_ADP_MODECHANGE | V_ADP_BORDER |
524	    V_ADP_INITIALIZED;
525	if (vid_register(adp) < 0)
526		return (ENXIO);
527	adp->va_flags |= V_ADP_REGISTERED;
528
529	return (0);
530}
531
532static int
533creator_get_info(video_adapter_t *adp, int mode, video_info_t *info)
534{
535
536	bcopy(&adp->va_info, info, sizeof(*info));
537	return (0);
538}
539
540static int
541creator_query_mode(video_adapter_t *adp, video_info_t *info)
542{
543
544	return (ENODEV);
545}
546
547static int
548creator_set_mode(video_adapter_t *adp, int mode)
549{
550	struct creator_softc *sc;
551
552	sc = (struct creator_softc *)adp;
553	sc->sc_bg_cache = -1;
554	sc->sc_fg_cache = -1;
555	sc->sc_fontinc_cache = -1;
556	sc->sc_fontw_cache = -1;
557	sc->sc_pmask_cache = -1;
558
559	creator_ras_wait(sc);
560	sc->sc_fifo_cache = 0;
561	creator_ras_fifo_wait(sc, 2);
562	FFB_WRITE(sc, FFB_FBC, FFB_FBC_PPC, FBC_PPC_VCE_DIS |
563	    FBC_PPC_TBE_OPAQUE | FBC_PPC_APE_DIS | FBC_PPC_CS_CONST);
564	FFB_WRITE(sc, FFB_FBC, FFB_FBC_FBC, FFB_FBC_WB_A | FFB_FBC_RB_A |
565	    FFB_FBC_SB_BOTH | FFB_FBC_XE_OFF | FFB_FBC_RGBE_MASK);
566	return (0);
567}
568
569static int
570creator_save_font(video_adapter_t *adp, int page, int size, int width,
571    u_char *data, int c, int count)
572{
573
574	return (ENODEV);
575}
576
577static int
578creator_load_font(video_adapter_t *adp, int page, int size, int width,
579    u_char *data, int c, int count)
580{
581
582	return (ENODEV);
583}
584
585static int
586creator_show_font(video_adapter_t *adp, int page)
587{
588
589	return (ENODEV);
590}
591
592static int
593creator_save_palette(video_adapter_t *adp, u_char *palette)
594{
595
596	return (ENODEV);
597}
598
599static int
600creator_load_palette(video_adapter_t *adp, u_char *palette)
601{
602
603	return (ENODEV);
604}
605
606static int
607creator_set_border(video_adapter_t *adp, int border)
608{
609	struct creator_softc *sc;
610
611	sc = (struct creator_softc *)adp;
612	creator_fill_rect(adp, border, 0, 0, sc->sc_width, sc->sc_ymargin);
613	creator_fill_rect(adp, border, 0, sc->sc_height - sc->sc_ymargin,
614	    sc->sc_width, sc->sc_ymargin);
615	creator_fill_rect(adp, border, 0, 0, sc->sc_xmargin, sc->sc_height);
616	creator_fill_rect(adp, border, sc->sc_width - sc->sc_xmargin, 0,
617	    sc->sc_xmargin, sc->sc_height);
618	return (0);
619}
620
621static int
622creator_save_state(video_adapter_t *adp, void *p, size_t size)
623{
624
625	return (ENODEV);
626}
627
628static int
629creator_load_state(video_adapter_t *adp, void *p)
630{
631
632	return (ENODEV);
633}
634
635static int
636creator_set_win_org(video_adapter_t *adp, off_t offset)
637{
638
639	return (ENODEV);
640}
641
642static int
643creator_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
644{
645
646	*col = 0;
647	*row = 0;
648	return (0);
649}
650
651static int
652creator_set_hw_cursor(video_adapter_t *adp, int col, int row)
653{
654
655	return (ENODEV);
656}
657
658static int
659creator_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
660    int celsize, int blink)
661{
662
663	return (ENODEV);
664}
665
666static int
667creator_blank_display(video_adapter_t *adp, int mode)
668{
669	struct creator_softc *sc;
670	uint32_t v;
671	int i;
672
673	sc = (struct creator_softc *)adp;
674	FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE, FFB_DAC_CFG_TGEN);
675	v = FFB_READ(sc, FFB_DAC, FFB_DAC_VALUE);
676	switch (mode) {
677	case V_DISPLAY_ON:
678		v |= FFB_DAC_CFG_TGEN_VIDE;
679		break;
680	case V_DISPLAY_BLANK:
681	case V_DISPLAY_STAND_BY:
682	case V_DISPLAY_SUSPEND:
683		v &= ~FFB_DAC_CFG_TGEN_VIDE;
684		break;
685	}
686	FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE, FFB_DAC_CFG_TGEN);
687	FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE, v);
688	for (i = 0; i < 10; i++) {
689		FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE, FFB_DAC_CFG_TGEN);
690		(void)FFB_READ(sc, FFB_DAC, FFB_DAC_VALUE);
691	}
692	return (0);
693}
694
695static int
696creator_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,
697    int prot, vm_memattr_t *memattr)
698{
699
700	return (EINVAL);
701}
702
703static int
704creator_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
705{
706	struct creator_softc *sc;
707	struct fbcursor *fbc;
708	struct fbtype *fb;
709
710	sc = (struct creator_softc *)adp;
711	switch (cmd) {
712	case FBIOGTYPE:
713		fb = (struct fbtype *)data;
714		fb->fb_type = FBTYPE_CREATOR;
715		fb->fb_height = sc->sc_height;
716		fb->fb_width = sc->sc_width;
717		fb->fb_depth = fb->fb_cmsize = fb->fb_size = 0;
718		break;
719	case FBIOSCURSOR:
720		fbc = (struct fbcursor *)data;
721		if (fbc->set & FB_CUR_SETCUR && fbc->enable == 0) {
722			creator_cursor_enable(sc, 0);
723			sc->sc_flags &= ~CREATOR_CUREN;
724		} else
725			return (ENODEV);
726		break;
727		break;
728	default:
729		return (fb_commonioctl(adp, cmd, data));
730	}
731	return (0);
732}
733
734static int
735creator_clear(video_adapter_t *adp)
736{
737	struct creator_softc *sc;
738
739	sc = (struct creator_softc *)adp;
740	creator_fill_rect(adp, (SC_NORM_ATTR >> 4) & 0xf, 0, 0, sc->sc_width,
741	    sc->sc_height);
742	return (0);
743}
744
745static int
746creator_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
747{
748	struct creator_softc *sc;
749
750	sc = (struct creator_softc *)adp;
751	creator_ras_setpmask(sc, 0xffffffff);
752	creator_ras_fifo_wait(sc, 2);
753	FFB_WRITE(sc, FFB_FBC, FFB_FBC_ROP, FBC_ROP_NEW);
754	FFB_WRITE(sc, FFB_FBC, FFB_FBC_DRAWOP, FBC_DRAWOP_RECTANGLE);
755	creator_ras_setfg(sc, creator_cmap[val & 0xf]);
756	/*
757	 * Note that at least the Elite3D cards are sensitive to the order
758	 * of operations here.
759	 */
760	creator_ras_fifo_wait(sc, 4);
761	FFB_WRITE(sc, FFB_FBC, FFB_FBC_BY, y);
762	FFB_WRITE(sc, FFB_FBC, FFB_FBC_BX, x);
763	FFB_WRITE(sc, FFB_FBC, FFB_FBC_BH, cy);
764	FFB_WRITE(sc, FFB_FBC, FFB_FBC_BW, cx);
765	creator_ras_wait(sc);
766	return (0);
767}
768
769static int
770creator_bitblt(video_adapter_t *adp, ...)
771{
772
773	return (ENODEV);
774}
775
776static int
777creator_diag(video_adapter_t *adp, int level)
778{
779	video_info_t info;
780
781	fb_dump_adp_info(adp->va_name, adp, level);
782	creator_get_info(adp, 0, &info);
783	fb_dump_mode_info(adp->va_name, adp, &info, level);
784	return (0);
785}
786
787static int
788creator_save_cursor_palette(video_adapter_t *adp, u_char *palette)
789{
790
791	return (ENODEV);
792}
793
794static int
795creator_load_cursor_palette(video_adapter_t *adp, u_char *palette)
796{
797
798	return (ENODEV);
799}
800
801static int
802creator_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
803{
804
805	return (ENODEV);
806}
807
808static int
809creator_putp(video_adapter_t *adp, vm_offset_t off, u_int32_t p, u_int32_t a,
810    int size, int bpp, int bit_ltor, int byte_ltor)
811{
812
813	return (ENODEV);
814}
815
816static int
817creator_putc(video_adapter_t *adp, vm_offset_t off, u_int8_t c, u_int8_t a)
818{
819	struct creator_softc *sc;
820	const uint16_t *p;
821	int row;
822	int col;
823	int i;
824
825	sc = (struct creator_softc *)adp;
826	row = (off / adp->va_info.vi_width) * adp->va_info.vi_cheight;
827	col = (off % adp->va_info.vi_width) * adp->va_info.vi_cwidth;
828	p = (const uint16_t *)sc->sc_font + (c * adp->va_info.vi_cheight);
829	creator_ras_setfg(sc, creator_cmap[a & 0xf]);
830	creator_ras_setbg(sc, creator_cmap[(a >> 4) & 0xf]);
831	creator_ras_fifo_wait(sc, 1 + adp->va_info.vi_cheight);
832	FFB_WRITE(sc, FFB_FBC, FFB_FBC_FONTXY,
833	    ((row + sc->sc_ymargin) << 16) | (col + sc->sc_xmargin));
834	creator_ras_setfontw(sc, adp->va_info.vi_cwidth);
835	creator_ras_setfontinc(sc, 0x10000);
836	for (i = 0; i < adp->va_info.vi_cheight; i++) {
837		FFB_WRITE(sc, FFB_FBC, FFB_FBC_FONT, *p++ << 16);
838	}
839	return (0);
840}
841
842static int
843creator_puts(video_adapter_t *adp, vm_offset_t off, u_int16_t *s, int len)
844{
845	int i;
846
847	for (i = 0; i < len; i++) {
848		vidd_putc(adp, off + i, s[i] & 0xff, (s[i] & 0xff00) >> 8);
849	}
850
851	return (0);
852}
853
854static int
855creator_putm(video_adapter_t *adp, int x, int y, u_int8_t *pixel_image,
856    u_int32_t pixel_mask, int size, int width)
857{
858	struct creator_softc *sc;
859
860	sc = (struct creator_softc *)adp;
861	if (!(sc->sc_flags & CREATOR_CUREN)) {
862		creator_cursor_install(sc);
863		creator_cursor_enable(sc, 1);
864		sc->sc_flags |= CREATOR_CUREN;
865	}
866	FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE2, FFB_DAC_CUR_POS);
867	FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2,
868	    ((y + sc->sc_ymargin) << 16) | (x + sc->sc_xmargin));
869	return (0);
870}
871
872/*
873 * bus interface
874 */
875static int
876creator_bus_probe(device_t dev)
877{
878	const char *name;
879	phandle_t node;
880	int type;
881
882	name = ofw_bus_get_name(dev);
883	node = ofw_bus_get_node(dev);
884	if (strcmp(name, "SUNW,ffb") == 0) {
885		if (OF_getprop(node, "board_type", &type, sizeof(type)) == -1)
886			return (ENXIO);
887		switch (type & 7) {
888		case 0x0:
889			device_set_desc(dev, "Creator");
890			break;
891		case 0x3:
892			device_set_desc(dev, "Creator3D");
893			break;
894		default:
895			return (ENXIO);
896		}
897	} else if (strcmp(name, "SUNW,afb") == 0)
898		device_set_desc(dev, "Elite3D");
899	else
900		return (ENXIO);
901	return (BUS_PROBE_DEFAULT);
902}
903
904static int
905creator_bus_attach(device_t dev)
906{
907	struct creator_softc *sc;
908	video_adapter_t *adp;
909	video_switch_t *sw;
910	phandle_t node;
911	int error;
912	int rid;
913	int unit;
914	int i;
915
916	node = ofw_bus_get_node(dev);
917	if ((sc = (struct creator_softc *)vid_get_adapter(vid_find_adapter(
918	    CREATOR_DRIVER_NAME, 0))) != NULL && sc->sc_node == node) {
919		device_printf(dev, "console\n");
920		device_set_softc(dev, sc);
921	} else {
922		sc = device_get_softc(dev);
923		sc->sc_node = node;
924	}
925	adp = &sc->sc_va;
926
927	/*
928	 * Allocate resources regardless of whether we are the console
929	 * and already obtained the bus tags and handles for the FFB_DAC
930	 * and FFB_FBC register banks in creator_configure() or not so
931	 * the resources are marked as taken in the respective RMAN.
932	 * The supported cards use either 15 (Creator, Elite3D?) or 24
933	 * (Creator3D?) register banks.  We make sure that we can also
934	 * allocate the resources for at least the FFB_DAC and FFB_FBC
935	 * banks here.  We try but don't actually care whether we can
936	 * allocate more than these two resources and just limit the
937	 * range accessible via creator_fb_mmap() accordingly.
938	 */
939	for (i = 0; i < FFB_NREG; i++) {
940		rid = i;
941		sc->sc_reg[i] = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
942		    &rid, RF_ACTIVE);
943		if (sc->sc_reg[i] == NULL) {
944			if (i <= FFB_FBC) {
945				device_printf(dev,
946				    "cannot allocate resources\n");
947				error = ENXIO;
948				goto fail;
949			}
950			break;
951		}
952		sc->sc_bt[i] = rman_get_bustag(sc->sc_reg[i]);
953		sc->sc_bh[i] = rman_get_bushandle(sc->sc_reg[i]);
954	}
955	/*
956	 * The XFree86/X.Org sunffb(4) expects to be able to access the
957	 * memory spanned by the first and the last resource as one chunk
958	 * via creator_fb_mmap(), using offsets from the first resource,
959	 * even though the backing resources are actually non-continuous.
960	 * So make sure that the memory we provide is at least backed by
961	 * increasing resources.
962	 */
963	for (i = 1; i < FFB_NREG && sc->sc_reg[i] != NULL &&
964	    rman_get_start(sc->sc_reg[i]) > rman_get_start(sc->sc_reg[i - 1]);
965	    i++)
966		;
967	sc->sc_reg_size = rman_get_end(sc->sc_reg[i - 1]) -
968	    rman_get_start(sc->sc_reg[0]) + 1;
969
970	if (!(sc->sc_flags & CREATOR_CONSOLE)) {
971		if ((sw = vid_get_switch(CREATOR_DRIVER_NAME)) == NULL) {
972			device_printf(dev, "cannot get video switch\n");
973			error = ENODEV;
974			goto fail;
975		}
976		/*
977		 * During device configuration we don't necessarily probe
978		 * the adapter which is the console first so we can't use
979		 * the device unit number for the video adapter unit.  The
980		 * worst case would be that we use the video adapter unit
981		 * 0 twice.  As it doesn't really matter which unit number
982		 * the corresponding video adapter has just use the next
983		 * unused one.
984		 */
985		for (i = 0; i < devclass_get_maxunit(creator_devclass); i++)
986			if (vid_find_adapter(CREATOR_DRIVER_NAME, i) < 0)
987				break;
988		if (strcmp(ofw_bus_get_name(dev), "SUNW,afb") == 0)
989			sc->sc_flags |= CREATOR_AFB;
990		if ((error = sw->init(i, adp, 0)) != 0) {
991			device_printf(dev, "cannot initialize adapter\n");
992			goto fail;
993		}
994	}
995
996	if (bootverbose) {
997		if (sc->sc_flags & CREATOR_PAC1)
998			device_printf(dev,
999			    "BT9068/PAC1 RAMDAC (%s cursor control)\n",
1000			    sc->sc_flags & CREATOR_CURINV ? "inverted" :
1001			    "normal");
1002		else
1003			device_printf(dev, "BT498/PAC2 RAMDAC\n");
1004	}
1005	device_printf(dev, "resolution %dx%d\n", sc->sc_width, sc->sc_height);
1006
1007	unit = device_get_unit(dev);
1008	sc->sc_si = make_dev(&creator_fb_devsw, unit, UID_ROOT, GID_WHEEL,
1009	    0600, "fb%d", unit);
1010	sc->sc_si->si_drv1 = sc;
1011
1012	EVENTHANDLER_REGISTER(shutdown_final, creator_shutdown, sc,
1013	    SHUTDOWN_PRI_DEFAULT);
1014
1015	return (0);
1016
1017 fail:
1018	for (i = 0; i < FFB_NREG && sc->sc_reg[i] != NULL; i++)
1019		bus_release_resource(dev, SYS_RES_MEMORY,
1020		    rman_get_rid(sc->sc_reg[i]), sc->sc_reg[i]);
1021	return (error);
1022}
1023
1024/*
1025 * /dev/fb interface
1026 */
1027static int
1028creator_fb_open(struct cdev *dev, int flags, int mode, struct thread *td)
1029{
1030
1031	return (0);
1032}
1033
1034static int
1035creator_fb_close(struct cdev *dev, int flags, int mode, struct thread *td)
1036{
1037
1038	return (0);
1039}
1040
1041static int
1042creator_fb_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flags,
1043    struct thread *td)
1044{
1045	struct creator_softc *sc;
1046
1047	sc = dev->si_drv1;
1048	return (creator_ioctl(&sc->sc_va, cmd, data));
1049}
1050
1051static int
1052creator_fb_mmap(struct cdev *dev, vm_ooffset_t offset, vm_paddr_t *paddr,
1053    int prot, vm_memattr_t *memattr)
1054{
1055	struct creator_softc *sc;
1056	int i;
1057
1058	/*
1059	 * NB: This is a special implementation based on the /dev/fb
1060	 * requirements of the XFree86/X.Org sunffb(4).
1061	 */
1062	sc = dev->si_drv1;
1063	for (i = 0; i < CREATOR_FB_MAP_SIZE; i++) {
1064		if (offset >= creator_fb_map[i].virt &&
1065		    offset < creator_fb_map[i].virt + creator_fb_map[i].size) {
1066			offset += creator_fb_map[i].phys -
1067			    creator_fb_map[i].virt;
1068			if (offset >= sc->sc_reg_size)
1069				return (EINVAL);
1070			*paddr = sc->sc_bh[0] + offset;
1071			return (0);
1072		}
1073	}
1074	return (EINVAL);
1075}
1076
1077/*
1078 * internal functions
1079 */
1080static void
1081creator_cursor_enable(struct creator_softc *sc, int onoff)
1082{
1083	int v;
1084
1085	FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE2, FFB_DAC_CUR_CTRL);
1086	if (sc->sc_flags & CREATOR_CURINV)
1087		v = onoff ? FFB_DAC_CUR_CTRL_P0 | FFB_DAC_CUR_CTRL_P1 : 0;
1088	else
1089		v = onoff ? 0 : FFB_DAC_CUR_CTRL_P0 | FFB_DAC_CUR_CTRL_P1;
1090	FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2, v);
1091}
1092
1093static void
1094creator_cursor_install(struct creator_softc *sc)
1095{
1096	int i, j;
1097
1098	creator_cursor_enable(sc, 0);
1099	FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE2, FFB_DAC_CUR_COLOR1);
1100	FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2, 0xffffff);
1101	FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2, 0x0);
1102	for (i = 0; i < 2; i++) {
1103		FFB_WRITE(sc, FFB_DAC, FFB_DAC_TYPE2,
1104		    i ? FFB_DAC_CUR_BITMAP_P0 : FFB_DAC_CUR_BITMAP_P1);
1105		for (j = 0; j < 64; j++) {
1106			FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2,
1107			    *(const uint32_t *)(&creator_mouse_pointer[j][0]));
1108			FFB_WRITE(sc, FFB_DAC, FFB_DAC_VALUE2,
1109			    *(const uint32_t *)(&creator_mouse_pointer[j][4]));
1110		}
1111	}
1112}
1113
1114static void
1115creator_shutdown(void *xsc)
1116{
1117	struct creator_softc *sc = xsc;
1118
1119	creator_cursor_enable(sc, 0);
1120	/*
1121	 * In case this is the console set the cursor of the stdout
1122	 * instance to the start of the last line so OFW output ends
1123	 * up beneath what FreeBSD left on the screen.
1124	 */
1125	if (sc->sc_flags & CREATOR_CONSOLE) {
1126		OF_interpret("stdout @ is my-self 0 to column#", 0);
1127		OF_interpret("stdout @ is my-self #lines 1 - to line#", 0);
1128	}
1129}
1130