1290 lines
33 KiB
C
1290 lines
33 KiB
C
/* $NetBSD: sfb.c,v 1.75 2007/10/19 12:01:19 ad Exp $ */
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/*
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* Copyright (c) 1998, 1999 Tohru Nishimura. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Tohru Nishimura
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: sfb.c,v 1.75 2007/10/19 12:01:19 ad Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/buf.h>
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#include <sys/ioctl.h>
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#include <sys/bus.h>
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#include <sys/intr.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wsdisplayvar.h>
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#include <dev/rasops/rasops.h>
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#include <dev/wsfont/wsfont.h>
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#include <dev/tc/tcvar.h>
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#include <dev/ic/bt459reg.h>
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#include <dev/tc/sfbreg.h>
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#include <uvm/uvm_extern.h>
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#if defined(pmax)
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#define machine_btop(x) mips_btop(MIPS_KSEG1_TO_PHYS(x))
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#endif
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#if defined(alpha)
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#define machine_btop(x) alpha_btop(ALPHA_K0SEG_TO_PHYS(x))
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#endif
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/*
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* N.B., Bt459 registers are 8bit width. Some of TC framebuffers have
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* obscure register layout such as 2nd and 3rd Bt459 registers are
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* adjacent each other in a word, i.e.,
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* struct bt459triplet {
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* struct {
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* u_int8_t u0;
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* u_int8_t u1;
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* u_int8_t u2;
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* unsigned :8;
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* } bt_lo;
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*
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* Although HX has single Bt459, 32bit R/W can be done w/o any trouble.
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* struct bt459reg {
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* u_int32_t bt_lo;
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* u_int32_t bt_hi;
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* u_int32_t bt_reg;
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* u_int32_t bt_cmap;
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* };
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*/
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/* Bt459 hardware registers, memory-mapped in 32bit stride */
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#define bt_lo 0x0
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#define bt_hi 0x4
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#define bt_reg 0x8
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#define bt_cmap 0xc
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#define REGWRITE32(p,i,v) do { \
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*(volatile u_int32_t *)((p) + (i)) = (v); tc_wmb(); \
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} while (/* CONSTCOND */ 0)
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#define SFBWRITE32(p,i,v) do { \
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*(volatile u_int32_t *)((p) + (i)) = (v); \
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} while (/* CONSTCOND */ 0)
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#define MEMWRITE32(p,v) do { \
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*(volatile u_int32_t *)(p) = (v); \
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} while (/* CONSTCOND */ 0)
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#define VDACSELECT(p,r) do { \
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REGWRITE32(p, bt_lo, 0xff & (r)); \
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REGWRITE32(p, bt_hi, 0x0f & ((r)>>8)); \
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} while (/* CONSTCOND */ 0)
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struct hwcmap256 {
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#define CMAP_SIZE 256 /* 256 R/G/B entries */
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u_int8_t r[CMAP_SIZE];
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u_int8_t g[CMAP_SIZE];
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u_int8_t b[CMAP_SIZE];
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};
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struct hwcursor64 {
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struct wsdisplay_curpos cc_pos;
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struct wsdisplay_curpos cc_hot;
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struct wsdisplay_curpos cc_size;
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struct wsdisplay_curpos cc_magic;
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#define CURSOR_MAX_SIZE 64
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u_int8_t cc_color[6];
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u_int64_t cc_image[CURSOR_MAX_SIZE];
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u_int64_t cc_mask[CURSOR_MAX_SIZE];
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};
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struct sfb_softc {
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struct device sc_dev;
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vaddr_t sc_vaddr;
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size_t sc_size;
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struct rasops_info *sc_ri;
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struct hwcmap256 sc_cmap; /* software copy of colormap */
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struct hwcursor64 sc_cursor; /* software copy of cursor */
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int sc_blanked; /* video visibility disabled */
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int sc_curenb; /* cursor sprite enabled */
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int sc_changed; /* need update of hardware */
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#define WSDISPLAY_CMAP_DOLUT 0x20
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int nscreens;
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};
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#define HX_MAGIC_X 368
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#define HX_MAGIC_Y 38
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static int sfbmatch(struct device *, struct cfdata *, void *);
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static void sfbattach(struct device *, struct device *, void *);
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CFATTACH_DECL(sfb, sizeof(struct sfb_softc),
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sfbmatch, sfbattach, NULL, NULL);
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static void sfb_common_init(struct rasops_info *);
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static struct rasops_info sfb_console_ri;
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static tc_addr_t sfb_consaddr;
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static void sfb_putchar(void *, int, int, u_int, long);
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static void sfb_erasecols(void *, int, int, int, long);
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static void sfb_eraserows(void *, int, int, long);
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static void sfb_copyrows(void *, int, int, int);
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static void sfb_do_cursor(struct rasops_info *);
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#if 0
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static void sfb_copycols(void *, int, int, int, int);
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#endif
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static struct wsscreen_descr sfb_stdscreen = {
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"std", 0, 0,
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0, /* textops */
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0, 0,
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WSSCREEN_REVERSE
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};
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static const struct wsscreen_descr *_sfb_scrlist[] = {
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&sfb_stdscreen,
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};
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static const struct wsscreen_list sfb_screenlist = {
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sizeof(_sfb_scrlist) / sizeof(struct wsscreen_descr *), _sfb_scrlist
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};
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static int sfbioctl(void *, void *, u_long, void *, int, struct lwp *);
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static paddr_t sfbmmap(void *, void *, off_t, int);
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static int sfb_alloc_screen(void *, const struct wsscreen_descr *,
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void **, int *, int *, long *);
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static void sfb_free_screen(void *, void *);
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static int sfb_show_screen(void *, void *, int,
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void (*) (void *, int, int), void *);
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static const struct wsdisplay_accessops sfb_accessops = {
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sfbioctl,
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sfbmmap,
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sfb_alloc_screen,
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sfb_free_screen,
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sfb_show_screen,
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0 /* load_font */
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};
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int sfb_cnattach(tc_addr_t);
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static int sfbintr(void *);
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static void sfbhwinit(void *);
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static void sfb_cmap_init(struct sfb_softc *);
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static void sfb_screenblank(struct sfb_softc *);
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static int get_cmap(struct sfb_softc *, struct wsdisplay_cmap *);
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static int set_cmap(struct sfb_softc *, struct wsdisplay_cmap *);
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static int set_cursor(struct sfb_softc *, struct wsdisplay_cursor *);
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static int get_cursor(struct sfb_softc *, struct wsdisplay_cursor *);
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static void set_curpos(struct sfb_softc *, struct wsdisplay_curpos *);
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/*
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* Compose 2 bit/pixel cursor image. Bit order will be reversed.
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* M M M M I I I I M I M I M I M I
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* [ before ] [ after ]
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* 3 2 1 0 3 2 1 0 0 0 1 1 2 2 3 3
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* 7 6 5 4 7 6 5 4 4 4 5 5 6 6 7 7
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*/
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static const u_int8_t shuffle[256] = {
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0x00, 0x40, 0x10, 0x50, 0x04, 0x44, 0x14, 0x54,
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0x01, 0x41, 0x11, 0x51, 0x05, 0x45, 0x15, 0x55,
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0x80, 0xc0, 0x90, 0xd0, 0x84, 0xc4, 0x94, 0xd4,
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0x81, 0xc1, 0x91, 0xd1, 0x85, 0xc5, 0x95, 0xd5,
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0x20, 0x60, 0x30, 0x70, 0x24, 0x64, 0x34, 0x74,
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0x21, 0x61, 0x31, 0x71, 0x25, 0x65, 0x35, 0x75,
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0xa0, 0xe0, 0xb0, 0xf0, 0xa4, 0xe4, 0xb4, 0xf4,
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0xa1, 0xe1, 0xb1, 0xf1, 0xa5, 0xe5, 0xb5, 0xf5,
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0x08, 0x48, 0x18, 0x58, 0x0c, 0x4c, 0x1c, 0x5c,
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0x09, 0x49, 0x19, 0x59, 0x0d, 0x4d, 0x1d, 0x5d,
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0x88, 0xc8, 0x98, 0xd8, 0x8c, 0xcc, 0x9c, 0xdc,
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0x89, 0xc9, 0x99, 0xd9, 0x8d, 0xcd, 0x9d, 0xdd,
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0x28, 0x68, 0x38, 0x78, 0x2c, 0x6c, 0x3c, 0x7c,
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0x29, 0x69, 0x39, 0x79, 0x2d, 0x6d, 0x3d, 0x7d,
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0xa8, 0xe8, 0xb8, 0xf8, 0xac, 0xec, 0xbc, 0xfc,
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0xa9, 0xe9, 0xb9, 0xf9, 0xad, 0xed, 0xbd, 0xfd,
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0x02, 0x42, 0x12, 0x52, 0x06, 0x46, 0x16, 0x56,
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0x03, 0x43, 0x13, 0x53, 0x07, 0x47, 0x17, 0x57,
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0x82, 0xc2, 0x92, 0xd2, 0x86, 0xc6, 0x96, 0xd6,
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0x83, 0xc3, 0x93, 0xd3, 0x87, 0xc7, 0x97, 0xd7,
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0x22, 0x62, 0x32, 0x72, 0x26, 0x66, 0x36, 0x76,
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0x23, 0x63, 0x33, 0x73, 0x27, 0x67, 0x37, 0x77,
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0xa2, 0xe2, 0xb2, 0xf2, 0xa6, 0xe6, 0xb6, 0xf6,
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0xa3, 0xe3, 0xb3, 0xf3, 0xa7, 0xe7, 0xb7, 0xf7,
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0x0a, 0x4a, 0x1a, 0x5a, 0x0e, 0x4e, 0x1e, 0x5e,
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0x0b, 0x4b, 0x1b, 0x5b, 0x0f, 0x4f, 0x1f, 0x5f,
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0x8a, 0xca, 0x9a, 0xda, 0x8e, 0xce, 0x9e, 0xde,
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0x8b, 0xcb, 0x9b, 0xdb, 0x8f, 0xcf, 0x9f, 0xdf,
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0x2a, 0x6a, 0x3a, 0x7a, 0x2e, 0x6e, 0x3e, 0x7e,
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0x2b, 0x6b, 0x3b, 0x7b, 0x2f, 0x6f, 0x3f, 0x7f,
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0xaa, 0xea, 0xba, 0xfa, 0xae, 0xee, 0xbe, 0xfe,
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0xab, 0xeb, 0xbb, 0xfb, 0xaf, 0xef, 0xbf, 0xff,
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};
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static int
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sfbmatch(struct device *parent, struct cfdata *match, void *aux)
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{
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struct tc_attach_args *ta = aux;
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if (strncmp("PMAGB-BA", ta->ta_modname, TC_ROM_LLEN) != 0)
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return (0);
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return (1);
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}
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static void
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sfbattach(struct device *parent, struct device *self, void *aux)
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{
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struct sfb_softc *sc = device_private(self);
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struct tc_attach_args *ta = aux;
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struct rasops_info *ri;
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struct wsemuldisplaydev_attach_args waa;
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char *asic;
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int console;
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console = (ta->ta_addr == sfb_consaddr);
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if (console) {
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sc->sc_ri = ri = &sfb_console_ri;
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sc->nscreens = 1;
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}
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else {
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MALLOC(ri, struct rasops_info *, sizeof(struct rasops_info),
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M_DEVBUF, M_NOWAIT);
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if (ri == NULL) {
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printf(": can't alloc memory\n");
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return;
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}
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memset(ri, 0, sizeof(struct rasops_info));
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ri->ri_hw = (void *)ta->ta_addr;
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sfb_common_init(ri);
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sc->sc_ri = ri;
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}
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printf(": %dx%d, %dbpp\n", ri->ri_width, ri->ri_height, ri->ri_depth);
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sfb_cmap_init(sc);
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sc->sc_vaddr = ta->ta_addr;
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sc->sc_cursor.cc_magic.x = HX_MAGIC_X;
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sc->sc_cursor.cc_magic.y = HX_MAGIC_Y;
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sc->sc_blanked = sc->sc_curenb = 0;
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tc_intr_establish(parent, ta->ta_cookie, IPL_TTY, sfbintr, sc);
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asic = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
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SFBWRITE32(asic, SFB_ASIC_CLEAR_INTR, 0);
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SFBWRITE32(asic, SFB_ASIC_ENABLE_INTR, 1);
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waa.console = console;
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waa.scrdata = &sfb_screenlist;
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waa.accessops = &sfb_accessops;
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waa.accesscookie = sc;
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config_found(self, &waa, wsemuldisplaydevprint);
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}
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static void
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sfb_cmap_init(struct sfb_softc *sc)
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{
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struct hwcmap256 *cm;
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const u_int8_t *p;
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int index;
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cm = &sc->sc_cmap;
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p = rasops_cmap;
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for (index = 0; index < CMAP_SIZE; index++, p += 3) {
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cm->r[index] = p[0];
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cm->g[index] = p[1];
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cm->b[index] = p[2];
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}
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}
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static void
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sfb_common_init(struct rasops_info *ri)
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{
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char *base, *asic;
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int hsetup, vsetup, vbase, cookie;
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base = (void *)ri->ri_hw;
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asic = base + SFB_ASIC_OFFSET;
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hsetup = *(u_int32_t *)(asic + SFB_ASIC_VIDEO_HSETUP);
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vsetup = *(u_int32_t *)(asic + SFB_ASIC_VIDEO_VSETUP);
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vbase = 1;
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SFBWRITE32(asic, SFB_ASIC_VIDEO_BASE, vbase);
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SFBWRITE32(asic, SFB_ASIC_PLANEMASK, ~0);
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SFBWRITE32(asic, SFB_ASIC_PIXELMASK, ~0);
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SFBWRITE32(asic, SFB_ASIC_MODE, 0); /* MODE_SIMPLE */
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SFBWRITE32(asic, SFB_ASIC_ROP, 3); /* ROP_COPY */
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SFBWRITE32(asic, 0x180000, 0); /* Bt459 reset */
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/* initialize colormap and cursor hardware */
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sfbhwinit(base);
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ri->ri_flg = RI_CENTER;
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ri->ri_depth = 8;
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ri->ri_width = (hsetup & 0x1ff) << 2;
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ri->ri_height = (vsetup & 0x7ff);
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ri->ri_stride = ri->ri_width * (ri->ri_depth / 8);
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ri->ri_bits = base + SFB_FB_OFFSET + vbase * 4096;
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/* clear the screen */
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memset(ri->ri_bits, 0, ri->ri_stride * ri->ri_height);
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wsfont_init();
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/* prefer 12 pixel wide font */
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cookie = wsfont_find(NULL, 12, 0, 0, WSDISPLAY_FONTORDER_R2L,
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WSDISPLAY_FONTORDER_L2R);
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if (cookie <= 0)
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cookie = wsfont_find(NULL, 0, 0, 0, WSDISPLAY_FONTORDER_R2L,
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WSDISPLAY_FONTORDER_L2R);
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if (cookie <= 0) {
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printf("sfb: font table is empty\n");
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return;
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}
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/* the accelerated sfb_putchar() needs LSbit left */
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if (wsfont_lock(cookie, &ri->ri_font)) {
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printf("sfb: couldn't lock font\n");
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return;
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}
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ri->ri_wsfcookie = cookie;
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rasops_init(ri, 34, 80);
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/* add our accelerated functions */
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ri->ri_ops.putchar = sfb_putchar;
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ri->ri_ops.erasecols = sfb_erasecols;
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ri->ri_ops.copyrows = sfb_copyrows;
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ri->ri_ops.eraserows = sfb_eraserows;
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ri->ri_do_cursor = sfb_do_cursor;
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/* XXX shouldn't be global */
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sfb_stdscreen.nrows = ri->ri_rows;
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sfb_stdscreen.ncols = ri->ri_cols;
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sfb_stdscreen.textops = &ri->ri_ops;
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sfb_stdscreen.capabilities = ri->ri_caps;
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}
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static int
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sfbioctl(void *v, void *vs, u_long cmd, void *data, int flag, struct lwp *l)
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{
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struct sfb_softc *sc = v;
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struct rasops_info *ri = sc->sc_ri;
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int turnoff, s;
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switch (cmd) {
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case WSDISPLAYIO_GTYPE:
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*(u_int *)data = WSDISPLAY_TYPE_SFB;
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return (0);
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case WSDISPLAYIO_GINFO:
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#define wsd_fbip ((struct wsdisplay_fbinfo *)data)
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wsd_fbip->height = ri->ri_height;
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wsd_fbip->width = ri->ri_width;
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wsd_fbip->depth = ri->ri_depth;
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wsd_fbip->cmsize = CMAP_SIZE;
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#undef fbt
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return (0);
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case WSDISPLAYIO_GETCMAP:
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return get_cmap(sc, (struct wsdisplay_cmap *)data);
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case WSDISPLAYIO_PUTCMAP:
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return set_cmap(sc, (struct wsdisplay_cmap *)data);
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case WSDISPLAYIO_SVIDEO:
|
|
turnoff = *(int *)data == WSDISPLAYIO_VIDEO_OFF;
|
|
if (sc->sc_blanked != turnoff) {
|
|
sc->sc_blanked = turnoff;
|
|
sfb_screenblank(sc);
|
|
}
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_GVIDEO:
|
|
*(u_int *)data = sc->sc_blanked ?
|
|
WSDISPLAYIO_VIDEO_OFF : WSDISPLAYIO_VIDEO_ON;
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_GCURPOS:
|
|
*(struct wsdisplay_curpos *)data = sc->sc_cursor.cc_pos;
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_SCURPOS:
|
|
s = spltty();
|
|
set_curpos(sc, (struct wsdisplay_curpos *)data);
|
|
sc->sc_changed |= WSDISPLAY_CURSOR_DOPOS;
|
|
splx(s);
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_GCURMAX:
|
|
((struct wsdisplay_curpos *)data)->x =
|
|
((struct wsdisplay_curpos *)data)->y = CURSOR_MAX_SIZE;
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_GCURSOR:
|
|
return get_cursor(sc, (struct wsdisplay_cursor *)data);
|
|
|
|
case WSDISPLAYIO_SCURSOR:
|
|
return set_cursor(sc, (struct wsdisplay_cursor *)data);
|
|
|
|
case WSDISPLAYIO_SMODE:
|
|
if (*(int *)data == WSDISPLAYIO_MODE_EMUL) {
|
|
s = spltty();
|
|
sfb_cmap_init(sc);
|
|
sc->sc_curenb = 0;
|
|
sc->sc_blanked = 0;
|
|
sc->sc_changed |= (WSDISPLAY_CURSOR_DOCUR |
|
|
WSDISPLAY_CMAP_DOLUT);
|
|
splx(s);
|
|
sfb_screenblank(sc);
|
|
}
|
|
return (0);
|
|
}
|
|
return (EPASSTHROUGH);
|
|
}
|
|
|
|
static void
|
|
sfb_screenblank(struct sfb_softc *sc)
|
|
{
|
|
struct rasops_info *ri;
|
|
char *asic;
|
|
|
|
ri = sc->sc_ri;
|
|
asic = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
SFBWRITE32(asic, SFB_ASIC_VIDEO_VALID, !sc->sc_blanked);
|
|
tc_wmb();
|
|
}
|
|
|
|
static paddr_t
|
|
sfbmmap(void *v, void *vs, off_t offset, int prot)
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
|
|
if (offset >= SFB_SIZE || offset < 0)
|
|
return (-1);
|
|
return machine_btop(sc->sc_vaddr + offset);
|
|
}
|
|
|
|
static int
|
|
sfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep,
|
|
int *curxp, int *curyp, long *attrp)
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
struct rasops_info *ri = sc->sc_ri;
|
|
long defattr;
|
|
|
|
if (sc->nscreens > 0)
|
|
return (ENOMEM);
|
|
|
|
*cookiep = ri; /* one and only for now */
|
|
*curxp = 0;
|
|
*curyp = 0;
|
|
(*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr);
|
|
*attrp = defattr;
|
|
sc->nscreens++;
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
sfb_free_screen(void *v, void *cookie)
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
|
|
if (sc->sc_ri == &sfb_console_ri)
|
|
panic("sfb_free_screen: console");
|
|
|
|
sc->nscreens--;
|
|
}
|
|
|
|
static int
|
|
sfb_show_screen(void *v, void *cookie, int waitok,
|
|
void (*cb)(void *, int, int), void *cbarg)
|
|
{
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* EXPORT */ int
|
|
sfb_cnattach(tc_addr_t addr)
|
|
{
|
|
struct rasops_info *ri;
|
|
long defattr;
|
|
|
|
ri = &sfb_console_ri;
|
|
ri->ri_hw = (void *)addr;
|
|
sfb_common_init(ri);
|
|
(*ri->ri_ops.allocattr)(&ri, 0, 0, 0, &defattr);
|
|
wsdisplay_cnattach(&sfb_stdscreen, ri, 0, 0, defattr);
|
|
sfb_consaddr = addr;
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
sfbintr(void *arg)
|
|
{
|
|
struct sfb_softc *sc = arg;
|
|
char *base, *asic, *vdac;
|
|
int v;
|
|
|
|
base = (void *)sc->sc_ri->ri_hw;
|
|
asic = base + SFB_ASIC_OFFSET;
|
|
SFBWRITE32(asic, SFB_ASIC_CLEAR_INTR, 0);
|
|
/* SFBWRITE32(asic, SFB_ASIC_ENABLE_INTR, 1); */
|
|
|
|
if (sc->sc_changed == 0)
|
|
goto done;
|
|
|
|
vdac = base + SFB_RAMDAC_OFFSET;
|
|
v = sc->sc_changed;
|
|
if (v & WSDISPLAY_CURSOR_DOCUR) {
|
|
int onoff;
|
|
|
|
onoff = (sc->sc_curenb) ? 0xc0 : 0x00;
|
|
VDACSELECT(vdac, BT459_IREG_CCR);
|
|
REGWRITE32(vdac, bt_reg, onoff);
|
|
}
|
|
if (v & (WSDISPLAY_CURSOR_DOPOS | WSDISPLAY_CURSOR_DOHOT)) {
|
|
int x, y;
|
|
|
|
x = sc->sc_cursor.cc_pos.x - sc->sc_cursor.cc_hot.x;
|
|
y = sc->sc_cursor.cc_pos.y - sc->sc_cursor.cc_hot.y;
|
|
x += sc->sc_cursor.cc_magic.x;
|
|
y += sc->sc_cursor.cc_magic.y;
|
|
|
|
VDACSELECT(vdac, BT459_IREG_CURSOR_X_LOW);
|
|
REGWRITE32(vdac, bt_reg, x);
|
|
REGWRITE32(vdac, bt_reg, x >> 8);
|
|
REGWRITE32(vdac, bt_reg, y);
|
|
REGWRITE32(vdac, bt_reg, y >> 8);
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOCMAP) {
|
|
u_int8_t *cp = sc->sc_cursor.cc_color;
|
|
|
|
VDACSELECT(vdac, BT459_IREG_CCOLOR_2);
|
|
REGWRITE32(vdac, bt_reg, cp[1]);
|
|
REGWRITE32(vdac, bt_reg, cp[3]);
|
|
REGWRITE32(vdac, bt_reg, cp[5]);
|
|
|
|
REGWRITE32(vdac, bt_reg, cp[0]);
|
|
REGWRITE32(vdac, bt_reg, cp[2]);
|
|
REGWRITE32(vdac, bt_reg, cp[4]);
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOSHAPE) {
|
|
u_int8_t *ip, *mp, img, msk;
|
|
u_int8_t u;
|
|
int bcnt;
|
|
|
|
ip = (u_int8_t *)sc->sc_cursor.cc_image;
|
|
mp = (u_int8_t *)sc->sc_cursor.cc_mask;
|
|
|
|
bcnt = 0;
|
|
VDACSELECT(vdac, BT459_IREG_CRAM_BASE+0);
|
|
/* 64 pixel scan line is consisted with 16 byte cursor ram */
|
|
while (bcnt < sc->sc_cursor.cc_size.y * 16) {
|
|
/* pad right half 32 pixel when smaller than 33 */
|
|
if ((bcnt & 0x8) && sc->sc_cursor.cc_size.x < 33) {
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
}
|
|
else {
|
|
img = *ip++;
|
|
msk = *mp++;
|
|
img &= msk; /* cookie off image */
|
|
u = (msk & 0x0f) << 4 | (img & 0x0f);
|
|
REGWRITE32(vdac, bt_reg, shuffle[u]);
|
|
u = (msk & 0xf0) | (img & 0xf0) >> 4;
|
|
REGWRITE32(vdac, bt_reg, shuffle[u]);
|
|
}
|
|
bcnt += 2;
|
|
}
|
|
/* pad unoccupied scan lines */
|
|
while (bcnt < CURSOR_MAX_SIZE * 16) {
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
bcnt += 2;
|
|
}
|
|
}
|
|
if (v & WSDISPLAY_CMAP_DOLUT) {
|
|
struct hwcmap256 *cm = &sc->sc_cmap;
|
|
int index;
|
|
|
|
VDACSELECT(vdac, 0);
|
|
for (index = 0; index < CMAP_SIZE; index++) {
|
|
REGWRITE32(vdac, bt_cmap, cm->r[index]);
|
|
REGWRITE32(vdac, bt_cmap, cm->g[index]);
|
|
REGWRITE32(vdac, bt_cmap, cm->b[index]);
|
|
}
|
|
}
|
|
sc->sc_changed = 0;
|
|
done:
|
|
return (1);
|
|
}
|
|
|
|
static void
|
|
sfbhwinit(void *base)
|
|
{
|
|
char *vdac = (char *)base + SFB_RAMDAC_OFFSET;
|
|
const u_int8_t *p;
|
|
int i;
|
|
|
|
VDACSELECT(vdac, BT459_IREG_COMMAND_0);
|
|
REGWRITE32(vdac, bt_reg, 0x40); /* CMD0 */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* CMD1 */
|
|
REGWRITE32(vdac, bt_reg, 0xc0); /* CMD2 */
|
|
REGWRITE32(vdac, bt_reg, 0xff); /* PRM */
|
|
REGWRITE32(vdac, bt_reg, 0); /* 205 */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* PBM */
|
|
REGWRITE32(vdac, bt_reg, 0); /* 207 */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* ORM */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* OBM */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* ILV */
|
|
REGWRITE32(vdac, bt_reg, 0x0); /* TEST */
|
|
|
|
VDACSELECT(vdac, BT459_IREG_CCR);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
REGWRITE32(vdac, bt_reg, 0x0);
|
|
|
|
/* build sane colormap */
|
|
VDACSELECT(vdac, 0);
|
|
p = rasops_cmap;
|
|
for (i = 0; i < CMAP_SIZE; i++, p += 3) {
|
|
REGWRITE32(vdac, bt_cmap, p[0]);
|
|
REGWRITE32(vdac, bt_cmap, p[1]);
|
|
REGWRITE32(vdac, bt_cmap, p[2]);
|
|
}
|
|
|
|
/* clear out cursor image */
|
|
VDACSELECT(vdac, BT459_IREG_CRAM_BASE);
|
|
for (i = 0; i < 1024; i++)
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
|
|
/*
|
|
* 2 bit/pixel cursor. Assign MSB for cursor mask and LSB for
|
|
* cursor image. CCOLOR_2 for mask color, while CCOLOR_3 for
|
|
* image color. CCOLOR_1 will be never used.
|
|
*/
|
|
VDACSELECT(vdac, BT459_IREG_CCOLOR_1);
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
REGWRITE32(vdac, bt_reg, 0);
|
|
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
REGWRITE32(vdac, bt_reg, 0xff);
|
|
}
|
|
|
|
static int
|
|
get_cmap(struct sfb_softc *sc, struct wsdisplay_cmap *p)
|
|
{
|
|
u_int index = p->index, count = p->count;
|
|
int error;
|
|
|
|
if (index >= CMAP_SIZE || count > CMAP_SIZE - index)
|
|
return (EINVAL);
|
|
|
|
error = copyout(&sc->sc_cmap.r[index], p->red, count);
|
|
if (error)
|
|
return error;
|
|
error = copyout(&sc->sc_cmap.g[index], p->green, count);
|
|
if (error)
|
|
return error;
|
|
error = copyout(&sc->sc_cmap.b[index], p->blue, count);
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
set_cmap(struct sfb_softc *sc, struct wsdisplay_cmap *p)
|
|
{
|
|
struct hwcmap256 cmap;
|
|
u_int index = p->index, count = p->count;
|
|
int error, s;
|
|
|
|
if (index >= CMAP_SIZE || count > CMAP_SIZE - index)
|
|
return (EINVAL);
|
|
|
|
error = copyin(p->red, &cmap.r[index], count);
|
|
if (error)
|
|
return error;
|
|
error = copyin(p->green, &cmap.g[index], count);
|
|
if (error)
|
|
return error;
|
|
error = copyin(p->blue, &cmap.b[index], count);
|
|
if (error)
|
|
return error;
|
|
|
|
s = spltty();
|
|
memcpy(&sc->sc_cmap.r[index], &cmap.r[index], count);
|
|
memcpy(&sc->sc_cmap.g[index], &cmap.g[index], count);
|
|
memcpy(&sc->sc_cmap.b[index], &cmap.b[index], count);
|
|
sc->sc_changed |= WSDISPLAY_CMAP_DOLUT;
|
|
splx(s);
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
set_cursor(struct sfb_softc *sc, struct wsdisplay_cursor *p)
|
|
{
|
|
#define cc (&sc->sc_cursor)
|
|
u_int v, index = 0, count = 0, icount = 0;
|
|
uint8_t r[2], g[2], b[2], image[512], mask[512];
|
|
int error, s;
|
|
|
|
v = p->which;
|
|
if (v & WSDISPLAY_CURSOR_DOCMAP) {
|
|
index = p->cmap.index;
|
|
count = p->cmap.count;
|
|
if (index >= 2 || (index + count) > 2)
|
|
return (EINVAL);
|
|
error = copyin(p->cmap.red, &r[index], count);
|
|
if (error)
|
|
return error;
|
|
error = copyin(p->cmap.green, &g[index], count);
|
|
if (error)
|
|
return error;
|
|
error = copyin(p->cmap.blue, &b[index], count);
|
|
if (error)
|
|
return error;
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOSHAPE) {
|
|
if (p->size.x > CURSOR_MAX_SIZE || p->size.y > CURSOR_MAX_SIZE)
|
|
return (EINVAL);
|
|
icount = ((p->size.x < 33) ? 4 : 8) * p->size.y;
|
|
error = copyin(p->image, image, icount);
|
|
if (error)
|
|
return error;
|
|
error = copyin(p->mask, mask, icount);
|
|
if (error)
|
|
return error;
|
|
}
|
|
|
|
s = spltty();
|
|
if (v & WSDISPLAY_CURSOR_DOCUR)
|
|
sc->sc_curenb = p->enable;
|
|
if (v & WSDISPLAY_CURSOR_DOPOS)
|
|
set_curpos(sc, &p->pos);
|
|
if (v & WSDISPLAY_CURSOR_DOHOT)
|
|
cc->cc_hot = p->hot;
|
|
if (v & WSDISPLAY_CURSOR_DOCMAP) {
|
|
memcpy(&cc->cc_color[index], &r[index], count);
|
|
memcpy(&cc->cc_color[index + 2], &g[index], count);
|
|
memcpy(&cc->cc_color[index + 4], &b[index], count);
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOSHAPE) {
|
|
cc->cc_size = p->size;
|
|
memset(cc->cc_image, 0, sizeof cc->cc_image);
|
|
memcpy(cc->cc_image, image, icount);
|
|
memset(cc->cc_mask, 0, sizeof cc->cc_mask);
|
|
memcpy(cc->cc_mask, mask, icount);
|
|
}
|
|
sc->sc_changed |= v;
|
|
splx(s);
|
|
|
|
return (0);
|
|
#undef cc
|
|
}
|
|
|
|
static int
|
|
get_cursor(struct sfb_softc *sc, struct wsdisplay_cursor *p)
|
|
{
|
|
|
|
return (EPASSTHROUGH); /* XXX */
|
|
}
|
|
|
|
static void
|
|
set_curpos(struct sfb_softc *sc, struct wsdisplay_curpos *curpos)
|
|
{
|
|
struct rasops_info *ri = sc->sc_ri;
|
|
int x = curpos->x, y = curpos->y;
|
|
|
|
if (y < 0)
|
|
y = 0;
|
|
else if (y > ri->ri_height)
|
|
y = ri->ri_height;
|
|
if (x < 0)
|
|
x = 0;
|
|
else if (x > ri->ri_width)
|
|
x = ri->ri_width;
|
|
sc->sc_cursor.cc_pos.x = x;
|
|
sc->sc_cursor.cc_pos.y = y;
|
|
}
|
|
|
|
#define MODE_SIMPLE 0
|
|
#define MODE_OPAQUESTIPPLE 1
|
|
#define MODE_OPAQUELINE 2
|
|
#define MODE_TRANSPARENTSTIPPLE 5
|
|
#define MODE_TRANSPARENTLINE 6
|
|
#define MODE_COPY 7
|
|
|
|
/* parameters for 8bpp configuration */
|
|
#define SFBALIGNMASK 0x7
|
|
#define SFBSTIPPLEALL1 0xffffffff
|
|
#define SFBSTIPPLEBITS 32
|
|
#define SFBSTIPPLEBITMASK 0x1f
|
|
#define SFBSTIPPLEBYTESDONE 32
|
|
#define SFBCOPYALL1 0xffffffff
|
|
#define SFBCOPYBITS 32
|
|
#define SFBCOPYBITMASK 0x1f
|
|
#define SFBCOPYBYTESDONE 32
|
|
|
|
#if defined(pmax)
|
|
#define WRITE_MB()
|
|
#define BUMP(p) (p)
|
|
#endif
|
|
|
|
#if defined(alpha)
|
|
#define WRITE_MB() tc_wmb()
|
|
/* SFB registers replicated in 128B stride; cycle after eight iterations */
|
|
#define BUMP(p) ((p) = (void *)(((long)(p) + 0x80) & ~0x400))
|
|
#endif
|
|
|
|
#define SFBMODE(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_MODE, (v))
|
|
#define SFBROP(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_ROP, (v))
|
|
#define SFBPLANEMASK(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_PLANEMASK, (v))
|
|
#define SFBPIXELMASK(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_PIXELMASK, (v))
|
|
#define SFBADDRESS(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_ADDRESS, (v))
|
|
#define SFBSTART(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_START, (v))
|
|
#define SFBPIXELSHIFT(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_PIXELSHIFT, (v))
|
|
#define SFBFG(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_FG, (v))
|
|
#define SFBBG(p, v) \
|
|
SFBWRITE32(BUMP(p), SFB_ASIC_BG, (v))
|
|
|
|
/*
|
|
* Paint the cursor.
|
|
*/
|
|
static void
|
|
sfb_do_cursor(struct rasops_info *ri)
|
|
{
|
|
char *sfb, *p;
|
|
int scanspan, height, width, align, x, y;
|
|
u_int32_t lmask, rmask;
|
|
|
|
x = ri->ri_ccol * ri->ri_font->fontwidth;
|
|
y = ri->ri_crow * ri->ri_font->fontheight;
|
|
scanspan = ri->ri_stride;
|
|
height = ri->ri_font->fontheight;
|
|
|
|
p = ri->ri_bits + y * scanspan + x;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = ri->ri_font->fontwidth + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBROP(sfb, 6); /* ROP_XOR */
|
|
SFBFG(sfb, ~0);
|
|
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, lmask);
|
|
p += scanspan;
|
|
height--;
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBROP(sfb, 3); /* ROP_COPY */
|
|
}
|
|
|
|
/*
|
|
* Paint a character.
|
|
*/
|
|
static void
|
|
sfb_putchar(void *id, int row, int col, u_int uc, long attr)
|
|
{
|
|
struct rasops_info *ri = id;
|
|
char *sfb, *p;
|
|
int scanspan, height, width, align, x, y;
|
|
u_int32_t lmask, rmask, glyph;
|
|
u_int8_t *g;
|
|
|
|
x = col * ri->ri_font->fontwidth;
|
|
y = row * ri->ri_font->fontheight;
|
|
scanspan = ri->ri_stride;
|
|
height = ri->ri_font->fontheight;
|
|
uc -= ri->ri_font->firstchar;
|
|
g = (u_char *)ri->ri_font->data + uc * ri->ri_fontscale;
|
|
|
|
p = ri->ri_bits + y * scanspan + x;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = ri->ri_font->fontwidth + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_OPAQUESTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, ri->ri_devcmap[(attr >> 24) & 15]);
|
|
SFBBG(sfb, ri->ri_devcmap[(attr >> 16) & 15]);
|
|
|
|
/* XXX 2B stride fonts only XXX */
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
glyph = *(u_int16_t *)g; /* XXX */
|
|
SFBPIXELMASK(sfb, lmask);
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, glyph << align);
|
|
p += scanspan;
|
|
g += 2; /* XXX */
|
|
height--;
|
|
}
|
|
if (attr & 1 /* UNDERLINE */) {
|
|
p -= scanspan * 2;
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, lmask);
|
|
}
|
|
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBPIXELMASK(sfb, ~0); /* entire pixel */
|
|
}
|
|
|
|
#if 0
|
|
/*
|
|
* Copy characters in a line.
|
|
*/
|
|
static void
|
|
sfb_copycols(void *id, int row, int srccol, int dstcol, int ncols)
|
|
{
|
|
struct rasops_info *ri = id;
|
|
void *sp, *dp, *basex, *sfb;
|
|
int scanspan, height, width, aligns, alignd, shift, w, y;
|
|
u_int32_t lmaskd, rmaskd;
|
|
|
|
scanspan = ri->ri_stride;
|
|
y = row * ri->ri_font->fontheight;
|
|
basex = ri->ri_bits + y * scanspan;
|
|
height = ri->ri_font->fontheight;
|
|
w = ri->ri_font->fontwidth * ncols;
|
|
|
|
sp = basex + ri->ri_font->fontwidth * srccol;
|
|
aligns = (long)sp & SFBALIGNMASK;
|
|
dp = basex + ri->ri_font->fontwidth * dstcol;
|
|
alignd = (long)dp & SFBALIGNMASK;
|
|
sfb = (void *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_COPY);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
/* small enough to fit in a single 32bit */
|
|
if ((aligns + w) <= SFBCOPYBITS && (alignd + w) <= SFBCOPYBITS) {
|
|
SFBPIXELSHIFT(sfb, alignd - aligns);
|
|
lmaskd = SFBCOPYALL1 << alignd;
|
|
rmaskd = SFBCOPYALL1 >> (-(alignd + w) & SFBCOPYBITMASK);
|
|
lmaskd = lmaskd & rmaskd;
|
|
sp -= aligns;
|
|
dp -= alignd;
|
|
while (height > 0) {
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, lmaskd); WRITE_MB();
|
|
sp += scanspan;
|
|
dp += scanspan;
|
|
height--;
|
|
}
|
|
}
|
|
/* copy forward (left-to-right) */
|
|
else if (dstcol < srccol || srccol + ncols < dstcol) {
|
|
void *sq, dq;
|
|
|
|
shift = alignd - aligns;
|
|
if (shift < 0) {
|
|
shift = 8 + shift; /* enforce right rotate */
|
|
alignd += 8; /* bearing on left edge */
|
|
}
|
|
width = alignd + w;
|
|
lmaskd = SFBCOPYALL1 << alignd;
|
|
rmaskd = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
sp -= aligns;
|
|
dp -= alignd;
|
|
|
|
SFBPIXELSHIFT(sfb, shift);
|
|
w = width;
|
|
sq = sp;
|
|
dq = dp;
|
|
while (height > 0) {
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, lmaskd); WRITE_MB();
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
sp += SFBCOPYBYTESDONE;
|
|
dp += SFBCOPYBYTESDONE;
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, SFBCOPYALL1); WRITE_MB();
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
sp += SFBCOPYBYTESDONE;
|
|
dp += SFBCOPYBYTESDONE;
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, rmaskd); WRITE_MB();
|
|
sp = (sq += scanspan);
|
|
dp = (dq += scanspan);
|
|
width = w;
|
|
height--;
|
|
}
|
|
}
|
|
/* copy backward (right-to-left) */
|
|
else {
|
|
void *sq, dq;
|
|
|
|
shift = alignd - aligns;
|
|
if (shift > 0) {
|
|
shift = shift - 8; /* force left rotate */
|
|
alignd += 24;
|
|
}
|
|
width = alignd + w;
|
|
lmaskd = SFBCOPYALL1 << alignd;
|
|
rmaskd = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
sp -= aligns;
|
|
dp -= alignd;
|
|
|
|
SFBPIXELSHIFT(sfb, shift);
|
|
w = width;
|
|
sq = sp += (((aligns + w) - 1) & ~31);
|
|
dq = dp += (((alignd + w) - 1) & ~31);
|
|
while (height > 0) {
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, rmaskd); WRITE_MB();
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
sp -= SFBCOPYBYTESDONE;
|
|
dp -= SFBCOPYBYTESDONE;
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, SFBCOPYALL1); WRITE_MB();
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
sp -= SFBCOPYBYTESDONE;
|
|
dp -= SFBCOPYBYTESDONE;
|
|
MEMWRITE32(sp, SFBCOPYALL1); WRITE_MB();
|
|
MEMWRITE32(dp, lmaskd); WRITE_MB();
|
|
|
|
sp = (sq += scanspan);
|
|
dp = (dq += scanspan);
|
|
width = w;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBPIXELSHIFT(sfb, 0);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Clear characters in a line.
|
|
*/
|
|
static void
|
|
sfb_erasecols(void *id, int row, int startcol, int ncols, long attr)
|
|
{
|
|
struct rasops_info *ri = id;
|
|
char *sfb, *p;
|
|
int scanspan, startx, height, width, align, w, y;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = ri->ri_stride;
|
|
y = row * ri->ri_font->fontheight;
|
|
startx = startcol * ri->ri_font->fontwidth;
|
|
height = ri->ri_font->fontheight;
|
|
w = ri->ri_font->fontwidth * ncols;
|
|
|
|
p = ri->ri_bits + y * scanspan + startx;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = w + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, ri->ri_devcmap[(attr >> 16) & 15]); /* fill with bg */
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, lmask);
|
|
p += scanspan;
|
|
height--;
|
|
}
|
|
}
|
|
else {
|
|
char *q = p;
|
|
while (height > 0) {
|
|
MEMWRITE32(p, lmask); WRITE_MB();
|
|
width -= 2 * SFBSTIPPLEBITS;
|
|
while (width > 0) {
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
MEMWRITE32(p, SFBSTIPPLEALL1); WRITE_MB();
|
|
width -= SFBSTIPPLEBITS;
|
|
}
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
MEMWRITE32(p, rmask); WRITE_MB();
|
|
WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|
|
|
|
/*
|
|
* Copy lines.
|
|
*/
|
|
static void
|
|
sfb_copyrows(void *id, int srcrow, int dstrow, int nrows)
|
|
{
|
|
struct rasops_info *ri = id;
|
|
char *sfb, *p;
|
|
int scanspan, offset, srcy, height, width, align, w;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = ri->ri_stride;
|
|
height = ri->ri_font->fontheight * nrows;
|
|
offset = (dstrow - srcrow) * ri->ri_yscale;
|
|
srcy = ri->ri_font->fontheight * srcrow;
|
|
if (srcrow < dstrow && srcrow + nrows > dstrow) {
|
|
scanspan = -scanspan;
|
|
srcy += height;
|
|
}
|
|
|
|
p = ri->ri_bits + srcy * ri->ri_stride;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
w = ri->ri_emuwidth;
|
|
width = w + align;
|
|
lmask = SFBCOPYALL1 << align;
|
|
rmask = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
sfb = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_COPY);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBPIXELSHIFT(sfb, 0);
|
|
if (width <= SFBCOPYBITS) {
|
|
/* never happens */;
|
|
}
|
|
else {
|
|
char *q = p;
|
|
while (height > 0) {
|
|
MEMWRITE32(p, lmask);
|
|
MEMWRITE32(p + offset, lmask);
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
p += SFBCOPYBYTESDONE;
|
|
MEMWRITE32(p, SFBCOPYALL1);
|
|
MEMWRITE32(p + offset, SFBCOPYALL1);
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
p += SFBCOPYBYTESDONE;
|
|
MEMWRITE32(p, rmask);
|
|
MEMWRITE32(p + offset, rmask);
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|
|
|
|
/*
|
|
* Erase lines.
|
|
*/
|
|
void
|
|
sfb_eraserows(void *id, int startrow, int nrows, long attr)
|
|
{
|
|
struct rasops_info *ri = id;
|
|
char *sfb, *p;
|
|
int scanspan, starty, height, width, align, w;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = ri->ri_stride;
|
|
starty = ri->ri_font->fontheight * startrow;
|
|
height = ri->ri_font->fontheight * nrows;
|
|
|
|
p = ri->ri_bits + starty * scanspan;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
w = ri->ri_emuwidth;
|
|
width = w + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = (char *)ri->ri_hw + SFB_ASIC_OFFSET;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, ri->ri_devcmap[(attr >> 16) & 15]); /* fill with bg */
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
/* never happens */;
|
|
}
|
|
else {
|
|
char *q = p;
|
|
while (height > 0) {
|
|
MEMWRITE32(p, lmask); WRITE_MB();
|
|
width -= 2 * SFBSTIPPLEBITS;
|
|
while (width > 0) {
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
MEMWRITE32(p, SFBSTIPPLEALL1); WRITE_MB();
|
|
width -= SFBSTIPPLEBITS;
|
|
}
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
MEMWRITE32(p, rmask); WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|