1416 lines
35 KiB
C
1416 lines
35 KiB
C
/* $NetBSD: sfb.c,v 1.26 1999/11/09 08:25:31 nisimura 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> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: sfb.c,v 1.26 1999/11/09 08:25:31 nisimura 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 <vm/vm.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/rcons/raster.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wscons_raster.h>
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#include <dev/wscons/wsdisplayvar.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(x)
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#define MACHINE_KSEG0_TO_PHYS(x) MIPS_KSEG1_TO_PHYS(x)
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#endif
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#if defined(__alpha__) || defined(alpha)
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#define machine_btop(x) alpha_btop(x)
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#define MACHINE_KSEG0_TO_PHYS(x) 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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* struct {
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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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*/
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/* Bt459 hardware registers */
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#define bt_lo 0
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#define bt_hi 1
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#define bt_reg 2
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#define bt_cmap 3
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#define REG(base, index) *((u_int32_t *)(base) + (index))
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#define SELECT(vdac, regno) do { \
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REG(vdac, bt_lo) = ((regno) & 0x00ff); \
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REG(vdac, bt_hi) = ((regno) & 0x0f00) >> 8; \
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tc_wmb(); \
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} while (0)
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struct fb_devconfig {
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vaddr_t dc_vaddr; /* memory space virtual base address */
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paddr_t dc_paddr; /* memory space physical base address */
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vsize_t dc_size; /* size of slot memory */
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int dc_wid; /* width of frame buffer */
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int dc_ht; /* height of frame buffer */
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int dc_depth; /* depth, bits per pixel */
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int dc_rowbytes; /* bytes in a FB scan line */
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vaddr_t dc_videobase; /* base of flat frame buffer */
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struct raster dc_raster; /* raster description */
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struct rcons dc_rcons; /* raster blitter control info */
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int dc_blanked; /* currently has video disabled */
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};
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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[64 + 64];
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};
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struct sfb_softc {
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struct device sc_dev;
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struct fb_devconfig *sc_dc; /* device configuration */
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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_curenb; /* cursor sprite enabled */
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int sc_changed; /* need update of colormap */
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#define DATA_ENB_CHANGED 0x01 /* cursor enable changed */
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#define DATA_CURCMAP_CHANGED 0x02 /* cursor colormap changed */
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#define DATA_CURSHAPE_CHANGED 0x04 /* cursor size, image, mask changed */
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#define DATA_CMAP_CHANGED 0x08 /* colormap changed */
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#define DATA_ALL_CHANGED 0x0f
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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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int sfbmatch __P((struct device *, struct cfdata *, void *));
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void sfbattach __P((struct device *, struct device *, void *));
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struct cfattach sfb_ca = {
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sizeof(struct sfb_softc), sfbmatch, sfbattach,
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};
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void sfb_getdevconfig __P((tc_addr_t, struct fb_devconfig *));
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struct fb_devconfig sfb_console_dc;
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tc_addr_t sfb_consaddr;
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void sfb_cursor __P((void *, int, int, int));
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int sfb_mapchar __P((void *, int, unsigned int *));
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void sfb_putchar __P((void *, int, int, u_int, long));
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void sfb_copycols __P((void *, int, int, int, int));
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void sfb_erasecols __P((void *, int, int, int, long));
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void sfb_copyrows __P((void *, int, int, int));
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void sfb_eraserows __P((void *, int, int, long));
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int sfb_alloc_attr __P((void *, int, int, int, long *));
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struct wsdisplay_emulops sfb_emulops = {
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sfb_cursor, /* could use hardware cursor; punt */
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sfb_mapchar,
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sfb_putchar,
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sfb_copycols,
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sfb_erasecols,
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sfb_copyrows,
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sfb_eraserows,
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sfb_alloc_attr
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};
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struct wsscreen_descr sfb_stdscreen = {
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"std", 0, 0,
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&sfb_emulops,
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0, 0,
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WSSCREEN_REVERSE
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};
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const struct wsscreen_descr *_sfb_scrlist[] = {
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&sfb_stdscreen,
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};
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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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int sfbioctl __P((void *, u_long, caddr_t, int, struct proc *));
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int sfbmmap __P((void *, off_t, int));
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int sfb_alloc_screen __P((void *, const struct wsscreen_descr *,
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void **, int *, int *, long *));
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void sfb_free_screen __P((void *, void *));
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void sfb_show_screen __P((void *, void *));
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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 __P((tc_addr_t));
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int sfbintr __P((void *));
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void sfbinit __P((struct fb_devconfig *));
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static int get_cmap __P((struct sfb_softc *, struct wsdisplay_cmap *));
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static int set_cmap __P((struct sfb_softc *, struct wsdisplay_cmap *));
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static int set_cursor __P((struct sfb_softc *, struct wsdisplay_cursor *));
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static int get_cursor __P((struct sfb_softc *, struct wsdisplay_cursor *));
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static void set_curpos __P((struct sfb_softc *, struct wsdisplay_curpos *));
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static void bt459_set_curpos __P((struct sfb_softc *));
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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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const static 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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int
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sfbmatch(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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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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void
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sfb_getdevconfig(dense_addr, dc)
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tc_addr_t dense_addr;
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struct fb_devconfig *dc;
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{
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struct raster *rap;
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struct rcons *rcp;
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caddr_t sfbasic;
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int i, hsetup, vsetup, vbase;
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dc->dc_vaddr = dense_addr;
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dc->dc_paddr = MACHINE_KSEG0_TO_PHYS(dc->dc_vaddr);
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sfbasic = (caddr_t)(dc->dc_vaddr + SFB_ASIC_OFFSET);
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hsetup = *(u_int32_t *)(sfbasic + SFB_ASIC_VIDEO_HSETUP);
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vsetup = *(u_int32_t *)(sfbasic + SFB_ASIC_VIDEO_VSETUP);
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*(u_int32_t *)(sfbasic + SFB_ASIC_VIDEO_BASE) = vbase = 1;
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dc->dc_wid = (hsetup & 0x1ff) << 2;
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dc->dc_ht = (vsetup & 0x7ff);
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dc->dc_depth = 8;
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dc->dc_rowbytes = dc->dc_wid * (dc->dc_depth / 8);
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dc->dc_videobase = dc->dc_vaddr + SFB_FB_OFFSET + vbase * 4096;
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dc->dc_blanked = 0;
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/* initialize colormap and cursor resource */
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sfbinit(dc);
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/* clear the screen */
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for (i = 0; i < dc->dc_ht * dc->dc_rowbytes; i += sizeof(u_int32_t))
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*(u_int32_t *)(dc->dc_videobase + i) = 0x0;
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*(u_int32_t *)(sfbasic + SFB_ASIC_VIDEO_VALID) = 1;
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/* initialize the raster */
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rap = &dc->dc_raster;
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rap->width = dc->dc_wid;
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rap->height = dc->dc_ht;
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rap->depth = dc->dc_depth;
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rap->linelongs = dc->dc_rowbytes / sizeof(u_int32_t);
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rap->pixels = (u_int32_t *)dc->dc_videobase;
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rap->data = sfbasic;
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/* initialize the raster console blitter */
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rcp = &dc->dc_rcons;
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rcp->rc_sp = rap;
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rcp->rc_crow = rcp->rc_ccol = -1;
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rcp->rc_crowp = &rcp->rc_crow;
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rcp->rc_ccolp = &rcp->rc_ccol;
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rcons_init(rcp, 34, 80);
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sfb_stdscreen.nrows = dc->dc_rcons.rc_maxrow;
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sfb_stdscreen.ncols = dc->dc_rcons.rc_maxcol;
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}
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void
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sfbattach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct sfb_softc *sc = (struct sfb_softc *)self;
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struct tc_attach_args *ta = aux;
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struct wsemuldisplaydev_attach_args waa;
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struct hwcmap256 *cm;
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caddr_t sfbasic;
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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_dc = &sfb_console_dc;
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sc->nscreens = 1;
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}
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else {
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sc->sc_dc = (struct fb_devconfig *)
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malloc(sizeof(struct fb_devconfig), M_DEVBUF, M_WAITOK);
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sfb_getdevconfig(ta->ta_addr, sc->sc_dc);
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}
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printf(": %d x %d, %dbpp\n", sc->sc_dc->dc_wid, sc->sc_dc->dc_ht,
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sc->sc_dc->dc_depth);
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cm = &sc->sc_cmap;
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memset(cm, 255, sizeof(struct hwcmap256)); /* XXX */
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cm->r[0] = cm->g[0] = cm->b[0] = 0; /* XXX */
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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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tc_intr_establish(parent, ta->ta_cookie, TC_IPL_TTY, sfbintr, sc);
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sfbasic = (caddr_t)(sc->sc_dc->dc_vaddr + SFB_ASIC_OFFSET);
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*(u_int32_t *)(sfbasic + SFB_ASIC_CLEAR_INTR) = 0;
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*(u_int32_t *)(sfbasic + 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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int
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sfbioctl(v, cmd, data, flag, p)
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void *v;
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u_long cmd;
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caddr_t data;
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int flag;
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struct proc *p;
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{
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struct sfb_softc *sc = v;
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struct fb_devconfig *dc = sc->sc_dc;
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int turnoff;
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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 = sc->sc_dc->dc_ht;
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wsd_fbip->width = sc->sc_dc->dc_wid;
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wsd_fbip->depth = sc->sc_dc->dc_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:
|
|
return set_cmap(sc, (struct wsdisplay_cmap *)data);
|
|
|
|
case WSDISPLAYIO_SVIDEO:
|
|
turnoff = *(int *)data == WSDISPLAYIO_VIDEO_OFF;
|
|
if ((dc->dc_blanked == 0) ^ turnoff) {
|
|
dc->dc_blanked = turnoff;
|
|
#if 0 /* XXX later XXX */
|
|
To turn off, assign value 0 in ASIC_VIDEO_VALID register.
|
|
#endif /* XXX XXX XXX */
|
|
}
|
|
return (0);
|
|
|
|
case WSDISPLAYIO_GVIDEO:
|
|
*(u_int *)data = dc->dc_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:
|
|
set_curpos(sc, (struct wsdisplay_curpos *)data);
|
|
bt459_set_curpos(sc);
|
|
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);
|
|
}
|
|
return ENOTTY;
|
|
}
|
|
|
|
int
|
|
sfbmmap(v, offset, prot)
|
|
void *v;
|
|
off_t offset;
|
|
int prot;
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
|
|
if (offset >= SFB_SIZE || offset < 0)
|
|
return (-1);
|
|
return machine_btop(sc->sc_dc->dc_paddr + offset);
|
|
}
|
|
|
|
int
|
|
sfb_alloc_screen(v, type, cookiep, curxp, curyp, attrp)
|
|
void *v;
|
|
const struct wsscreen_descr *type;
|
|
void **cookiep;
|
|
int *curxp, *curyp;
|
|
long *attrp;
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
long defattr;
|
|
|
|
if (sc->nscreens > 0)
|
|
return (ENOMEM);
|
|
|
|
*cookiep = &sc->sc_dc->dc_rcons; /* one and only for now */
|
|
*curxp = 0;
|
|
*curyp = 0;
|
|
sfb_alloc_attr(&sc->sc_dc->dc_rcons, 0, 0, 0, &defattr);
|
|
*attrp = defattr;
|
|
sc->nscreens++;
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
sfb_free_screen(v, cookie)
|
|
void *v;
|
|
void *cookie;
|
|
{
|
|
struct sfb_softc *sc = v;
|
|
|
|
if (sc->sc_dc == &sfb_console_dc)
|
|
panic("sfb_free_screen: console");
|
|
|
|
sc->nscreens--;
|
|
}
|
|
|
|
void
|
|
sfb_show_screen(v, cookie)
|
|
void *v;
|
|
void *cookie;
|
|
{
|
|
}
|
|
|
|
int
|
|
sfb_cnattach(addr)
|
|
tc_addr_t addr;
|
|
{
|
|
struct fb_devconfig *dcp = &sfb_console_dc;
|
|
long defattr;
|
|
|
|
sfb_getdevconfig(addr, dcp);
|
|
|
|
sfb_alloc_attr(&dcp->dc_rcons, 0, 0, 0, &defattr);
|
|
|
|
wsdisplay_cnattach(&sfb_stdscreen, &dcp->dc_rcons,
|
|
0, 0, defattr);
|
|
sfb_consaddr = addr;
|
|
return(0);
|
|
}
|
|
|
|
int
|
|
sfbintr(arg)
|
|
void *arg;
|
|
{
|
|
struct sfb_softc *sc = arg;
|
|
caddr_t sfbbase = (caddr_t)sc->sc_dc->dc_vaddr;
|
|
caddr_t sfbasic = sfbbase + SFB_ASIC_OFFSET;
|
|
caddr_t vdac;
|
|
int v;
|
|
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_CLEAR_INTR) = 0;
|
|
/* *(u_int32_t *)(sfbasic + SFB_ASIC_ENABLE_INTR) = 1; */
|
|
|
|
if (sc->sc_changed == 0)
|
|
return (1);
|
|
|
|
vdac = (void *)(sfbbase + SFB_RAMDAC_OFFSET);
|
|
v = sc->sc_changed;
|
|
sc->sc_changed = 0;
|
|
|
|
if (v & DATA_ENB_CHANGED) {
|
|
SELECT(vdac, BT459_REG_CCR);
|
|
REG(vdac, bt_reg) = (sc->sc_curenb) ? 0xc0 : 0x00;
|
|
}
|
|
if (v & DATA_CURCMAP_CHANGED) {
|
|
u_int8_t *cp = sc->sc_cursor.cc_color;
|
|
|
|
SELECT(vdac, BT459_REG_CCOLOR_2);
|
|
REG(vdac, bt_reg) = cp[1]; tc_wmb();
|
|
REG(vdac, bt_reg) = cp[3]; tc_wmb();
|
|
REG(vdac, bt_reg) = cp[5]; tc_wmb();
|
|
|
|
REG(vdac, bt_reg) = cp[0]; tc_wmb();
|
|
REG(vdac, bt_reg) = cp[2]; tc_wmb();
|
|
REG(vdac, bt_reg) = cp[4]; tc_wmb();
|
|
}
|
|
if (v & DATA_CURSHAPE_CHANGED) {
|
|
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_image + CURSOR_MAX_SIZE);
|
|
|
|
bcnt = 0;
|
|
SELECT(vdac, BT459_REG_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) {
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
}
|
|
else {
|
|
img = *ip++;
|
|
msk = *mp++;
|
|
img &= msk; /* cookie off image */
|
|
u = (msk & 0x0f) << 4 | (img & 0x0f);
|
|
REG(vdac, bt_reg) = shuffle[u]; tc_wmb();
|
|
u = (msk & 0xf0) | (img & 0xf0) >> 4;
|
|
REG(vdac, bt_reg) = shuffle[u]; tc_wmb();
|
|
}
|
|
bcnt += 2;
|
|
}
|
|
/* pad unoccupied scan lines */
|
|
while (bcnt < CURSOR_MAX_SIZE * 16) {
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
bcnt += 2;
|
|
}
|
|
}
|
|
if (v & DATA_CMAP_CHANGED) {
|
|
struct hwcmap256 *cm = &sc->sc_cmap;
|
|
int index;
|
|
|
|
SELECT(vdac, 0);
|
|
for (index = 0; index < CMAP_SIZE; index++) {
|
|
REG(vdac, bt_cmap) = cm->r[index]; tc_wmb();
|
|
REG(vdac, bt_cmap) = cm->g[index]; tc_wmb();
|
|
REG(vdac, bt_cmap) = cm->b[index]; tc_wmb();
|
|
}
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
void
|
|
sfbinit(dc)
|
|
struct fb_devconfig *dc;
|
|
{
|
|
caddr_t sfbasic = (caddr_t)(dc->dc_vaddr + SFB_ASIC_OFFSET);
|
|
caddr_t vdac = (void *)(dc->dc_vaddr + SFB_RAMDAC_OFFSET);
|
|
int i;
|
|
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_VIDEO_VALID) = 0;
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_PLANEMASK) = ~0;
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_PIXELMASK) = ~0;
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_MODE) = 0; /* MODE_SIMPLE */
|
|
*(u_int32_t *)(sfbasic + SFB_ASIC_ROP) = 3; /* ROP_COPY */
|
|
|
|
*(u_int32_t *)(sfbasic + 0x180000) = 0; /* Bt459 reset */
|
|
|
|
SELECT(vdac, BT459_REG_COMMAND_0);
|
|
REG(vdac, bt_reg) = 0x40; /* CMD0 */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* CMD1 */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0xc0; /* CMD2 */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0xff; /* PRM */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0; /* 205 */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* PBM */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0; /* 207 */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* ORM */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* OBM */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* ILV */ tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; /* TEST */ tc_wmb();
|
|
|
|
SELECT(vdac, BT459_REG_CCR);
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0x0; tc_wmb();
|
|
|
|
/* build sane colormap */
|
|
SELECT(vdac, 0);
|
|
REG(vdac, bt_cmap) = 0; tc_wmb();
|
|
REG(vdac, bt_cmap) = 0; tc_wmb();
|
|
REG(vdac, bt_cmap) = 0; tc_wmb();
|
|
for (i = 1; i < CMAP_SIZE; i++) {
|
|
REG(vdac, bt_cmap) = 0xff; tc_wmb();
|
|
REG(vdac, bt_cmap) = 0xff; tc_wmb();
|
|
REG(vdac, bt_cmap) = 0xff; tc_wmb();
|
|
}
|
|
|
|
/* clear out cursor image */
|
|
SELECT(vdac, BT459_REG_CRAM_BASE);
|
|
for (i = 0; i < 1024; i++)
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
SELECT(vdac, BT459_REG_CCOLOR_1);
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
REG(vdac, bt_reg) = 0; tc_wmb();
|
|
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
REG(vdac, bt_reg) = 0xff; tc_wmb();
|
|
}
|
|
|
|
static int
|
|
get_cmap(sc, p)
|
|
struct sfb_softc *sc;
|
|
struct wsdisplay_cmap *p;
|
|
{
|
|
u_int index = p->index, count = p->count;
|
|
|
|
if (index >= CMAP_SIZE || (index + count) > CMAP_SIZE)
|
|
return (EINVAL);
|
|
|
|
if (!uvm_useracc(p->red, count, B_WRITE) ||
|
|
!uvm_useracc(p->green, count, B_WRITE) ||
|
|
!uvm_useracc(p->blue, count, B_WRITE))
|
|
return (EFAULT);
|
|
|
|
copyout(&sc->sc_cmap.r[index], p->red, count);
|
|
copyout(&sc->sc_cmap.g[index], p->green, count);
|
|
copyout(&sc->sc_cmap.b[index], p->blue, count);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
set_cmap(sc, p)
|
|
struct sfb_softc *sc;
|
|
struct wsdisplay_cmap *p;
|
|
{
|
|
u_int index = p->index, count = p->count;
|
|
|
|
if (index >= CMAP_SIZE || (index + count) > CMAP_SIZE)
|
|
return (EINVAL);
|
|
|
|
if (!uvm_useracc(p->red, count, B_READ) ||
|
|
!uvm_useracc(p->green, count, B_READ) ||
|
|
!uvm_useracc(p->blue, count, B_READ))
|
|
return (EFAULT);
|
|
|
|
copyin(p->red, &sc->sc_cmap.r[index], count);
|
|
copyin(p->green, &sc->sc_cmap.g[index], count);
|
|
copyin(p->blue, &sc->sc_cmap.b[index], count);
|
|
|
|
sc->sc_changed |= DATA_CMAP_CHANGED;
|
|
|
|
return (0);
|
|
}
|
|
|
|
|
|
static int
|
|
set_cursor(sc, p)
|
|
struct sfb_softc *sc;
|
|
struct wsdisplay_cursor *p;
|
|
{
|
|
#define cc (&sc->sc_cursor)
|
|
int v, index, count, icount;
|
|
|
|
v = p->which;
|
|
if (v & WSDISPLAY_CURSOR_DOCMAP) {
|
|
index = p->cmap.index;
|
|
count = p->cmap.count;
|
|
if (index >= 2 || (index + count) > 2)
|
|
return (EINVAL);
|
|
if (!uvm_useracc(p->cmap.red, count, B_READ) ||
|
|
!uvm_useracc(p->cmap.green, count, B_READ) ||
|
|
!uvm_useracc(p->cmap.blue, count, B_READ))
|
|
return (EFAULT);
|
|
}
|
|
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;
|
|
if (!uvm_useracc(p->image, icount, B_READ) ||
|
|
!uvm_useracc(p->mask, icount, B_READ))
|
|
return (EFAULT);
|
|
}
|
|
if (v & (WSDISPLAY_CURSOR_DOPOS | WSDISPLAY_CURSOR_DOCUR)) {
|
|
if (v & WSDISPLAY_CURSOR_DOCUR)
|
|
cc->cc_hot = p->hot;
|
|
if (v & WSDISPLAY_CURSOR_DOPOS)
|
|
set_curpos(sc, &p->pos);
|
|
bt459_set_curpos(sc);
|
|
}
|
|
|
|
sc->sc_changed = 0;
|
|
if (v & WSDISPLAY_CURSOR_DOCUR) {
|
|
sc->sc_curenb = p->enable;
|
|
sc->sc_changed |= DATA_ENB_CHANGED;
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOCMAP) {
|
|
copyin(p->cmap.red, &cc->cc_color[index], count);
|
|
copyin(p->cmap.green, &cc->cc_color[index + 2], count);
|
|
copyin(p->cmap.blue, &cc->cc_color[index + 4], count);
|
|
sc->sc_changed |= DATA_CURCMAP_CHANGED;
|
|
}
|
|
if (v & WSDISPLAY_CURSOR_DOSHAPE) {
|
|
cc->cc_size = p->size;
|
|
memset(cc->cc_image, 0, sizeof cc->cc_image);
|
|
copyin(p->image, cc->cc_image, icount);
|
|
copyin(p->mask, cc->cc_image+CURSOR_MAX_SIZE, icount);
|
|
sc->sc_changed |= DATA_CURSHAPE_CHANGED;
|
|
}
|
|
|
|
return (0);
|
|
#undef cc
|
|
}
|
|
|
|
static int
|
|
get_cursor(sc, p)
|
|
struct sfb_softc *sc;
|
|
struct wsdisplay_cursor *p;
|
|
{
|
|
return (ENOTTY); /* XXX */
|
|
}
|
|
|
|
static void
|
|
set_curpos(sc, curpos)
|
|
struct sfb_softc *sc;
|
|
struct wsdisplay_curpos *curpos;
|
|
{
|
|
struct fb_devconfig *dc = sc->sc_dc;
|
|
int x = curpos->x, y = curpos->y;
|
|
|
|
if (y < 0)
|
|
y = 0;
|
|
else if (y > dc->dc_ht)
|
|
y = dc->dc_ht;
|
|
if (x < 0)
|
|
x = 0;
|
|
else if (x > dc->dc_wid)
|
|
x = dc->dc_wid;
|
|
sc->sc_cursor.cc_pos.x = x;
|
|
sc->sc_cursor.cc_pos.y = y;
|
|
}
|
|
|
|
static void
|
|
bt459_set_curpos(sc)
|
|
struct sfb_softc *sc;
|
|
{
|
|
caddr_t sfbbase = (caddr_t)sc->sc_dc->dc_vaddr;
|
|
caddr_t vdac = (void *)(sfbbase + SFB_RAMDAC_OFFSET);
|
|
int x, y, s;
|
|
|
|
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;
|
|
|
|
s = spltty();
|
|
|
|
SELECT(vdac, BT459_REG_CURSOR_X_LOW);
|
|
REG(vdac, bt_reg) = x; tc_wmb();
|
|
REG(vdac, bt_reg) = x >> 8; tc_wmb();
|
|
REG(vdac, bt_reg) = y; tc_wmb();
|
|
REG(vdac, bt_reg) = y >> 8; tc_wmb();
|
|
|
|
splx(s);
|
|
}
|
|
|
|
#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
|
|
|
|
#ifdef pmax
|
|
#define WRITE_MB()
|
|
#define BUMP(p) (p)
|
|
#endif
|
|
|
|
#ifdef alpha
|
|
#define WRITE_MB() tc_wmb()
|
|
#define BUMP(p) ((p) = (caddr_t)(((long)(p) + 128) & ~0x400))
|
|
#endif
|
|
|
|
#define SFBMODE(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_MODE) = (v))
|
|
#define SFBROP(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_ROP) = (v))
|
|
#define SFBPLANEMASK(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_PLANEMASK) = (v))
|
|
#define SFBPIXELMASK(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_PIXELMASK) = (v))
|
|
#define SFBADDRESS(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_ADDRESS) = (v))
|
|
#define SFBSTART(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_START) = (v))
|
|
#define SFBPIXELSHIFT(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_PIXELSHIFT) = (v))
|
|
#define SFBFG(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_FG) = (v))
|
|
#define SFBBG(p, v) \
|
|
(*(u_int32_t *)(BUMP(p) + SFB_ASIC_BG) = (v))
|
|
|
|
|
|
/*
|
|
* Paint (or unpaint) the cursor.
|
|
*/
|
|
void
|
|
sfb_cursor(id, on, row, col)
|
|
void *id;
|
|
int on, row, col;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sfb, p;
|
|
int scanspan, height, width, align, x, y;
|
|
u_int32_t lmask, rmask;
|
|
|
|
/* turn the cursor off */
|
|
if (!on) {
|
|
/* make sure it's on */
|
|
if ((rc->rc_bits & RC_CURSOR) == 0)
|
|
return;
|
|
|
|
row = *rc->rc_crowp;
|
|
col = *rc->rc_ccolp;
|
|
} else {
|
|
/* unpaint the old copy. */
|
|
*rc->rc_crowp = row;
|
|
*rc->rc_ccolp = col;
|
|
}
|
|
|
|
x = col * rc->rc_font->width + rc->rc_xorigin;
|
|
y = row * rc->rc_font->height + rc->rc_yorigin;
|
|
scanspan = rap->linelongs * 4;
|
|
height = rc->rc_font->height;
|
|
|
|
p = (caddr_t)rap->pixels + y * scanspan + x;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = rc->rc_font->width + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = rap->data;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBROP(sfb, 6); /* ROP_XOR */
|
|
SFBFG(sfb, 0x01010101); /* (fg ^ bg) to swap fg/bg */
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, lmask);
|
|
p += scanspan;
|
|
height--;
|
|
}
|
|
}
|
|
else {
|
|
caddr_t q = p;
|
|
while (height > 0) {
|
|
*(u_int32_t *)p = lmask;
|
|
WRITE_MB();
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
*(u_int32_t *)p = rmask;
|
|
WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBROP(sfb, 3); /* ROP_COPY */
|
|
|
|
rc->rc_bits ^= RC_CURSOR;
|
|
}
|
|
|
|
/*
|
|
* Actually write a string to the frame buffer.
|
|
*/
|
|
int
|
|
sfb_mapchar(id, uni, index)
|
|
void *id;
|
|
int uni;
|
|
unsigned int *index;
|
|
{
|
|
if (uni < 128) {
|
|
*index = uni;
|
|
return (5);
|
|
}
|
|
*index = ' ';
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Actually write a string to the frame buffer.
|
|
*/
|
|
void
|
|
sfb_putchar(id, row, col, uc, attr)
|
|
void *id;
|
|
int row, col;
|
|
u_int uc;
|
|
long attr;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sfb, p;
|
|
int scanspan, height, width, align, x, y;
|
|
u_int32_t lmask, rmask, glyph;
|
|
u_int32_t *g;
|
|
|
|
if (uc < 0x20 || uc >= 127) return; /* XXX why \033 is creaping in !? XXX */
|
|
|
|
x = col * rc->rc_font->width + rc->rc_xorigin;
|
|
y = row * rc->rc_font->height + rc->rc_yorigin;
|
|
scanspan = rap->linelongs * 4;
|
|
height = rc->rc_font->height;
|
|
g = rc->rc_font->chars[uc].r->pixels;
|
|
|
|
p = (caddr_t)rap->pixels + y * scanspan + x;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = rc->rc_font->width + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = rap->data;
|
|
attr = (attr != 0) ^ (rc->rc_bits & RC_INVERT);
|
|
|
|
SFBMODE(sfb, MODE_OPAQUESTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, (attr == 0) ? 0x01010101 : 0);
|
|
SFBBG(sfb, (attr == 0) ? 0 : 0x01010101);
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
glyph = *g;
|
|
SFBPIXELMASK(sfb, lmask);
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, glyph << align);
|
|
p += scanspan;
|
|
g += 1;
|
|
height--;
|
|
}
|
|
}
|
|
else {
|
|
caddr_t q = p;
|
|
while (height > 0) {
|
|
glyph = *g;
|
|
SFBPIXELMASK(sfb, lmask);
|
|
WRITE_MB();
|
|
*(u_int32_t *)p = glyph << align;
|
|
WRITE_MB();
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
SFBPIXELMASK(sfb, rmask);
|
|
WRITE_MB();
|
|
*(u_int32_t *)p = glyph >> (-width & SFBSTIPPLEBITMASK);
|
|
WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
g += 1;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBPIXELMASK(sfb, ~0); /* entire pixel */
|
|
}
|
|
|
|
/*
|
|
* Copy characters in a line.
|
|
*/
|
|
void
|
|
sfb_copycols(id, row, srccol, dstcol, ncols)
|
|
void *id;
|
|
int row, srccol, dstcol, ncols;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sp, dp, basex, sfb;
|
|
int scanspan, height, width, aligns, alignd, shift, w, y;
|
|
u_int32_t lmasks, rmasks, lmaskd, rmaskd;
|
|
|
|
scanspan = rap->linelongs * 4;
|
|
y = rc->rc_yorigin + rc->rc_font->height * row;
|
|
basex = (caddr_t)rap->pixels + y * scanspan + rc->rc_xorigin;
|
|
height = rc->rc_font->height;
|
|
w = rc->rc_font->width * ncols;
|
|
|
|
sp = basex + rc->rc_font->width * srccol;
|
|
aligns = (long)sp & SFBALIGNMASK;
|
|
dp = basex + rc->rc_font->width * dstcol;
|
|
alignd = (long)dp & SFBALIGNMASK;
|
|
sfb = rap->data;
|
|
|
|
SFBMODE(sfb, MODE_COPY);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
|
|
/* copy forward (left-to-right) */
|
|
if (dstcol < srccol || srccol + ncols < dstcol) {
|
|
caddr_t sq, dq;
|
|
|
|
shift = alignd - aligns;
|
|
if (shift < 0) {
|
|
dp -= 8; /* prime left edge */
|
|
alignd += 8; /* compensate it */
|
|
width = aligns + w + 8; /* adjust total width */
|
|
shift = 8 + shift; /* enforce right rotate */
|
|
}
|
|
else if (shift > 0)
|
|
width = aligns + w + 8; /* enfore drain at right edge */
|
|
|
|
lmasks = SFBCOPYALL1 << aligns;
|
|
rmasks = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
lmaskd = SFBCOPYALL1 << alignd;
|
|
rmaskd = SFBCOPYALL1 >> (-(w + alignd) & SFBCOPYBITMASK);
|
|
|
|
if (w + alignd <= SFBCOPYBITS)
|
|
goto singlewrite;
|
|
|
|
SFBPIXELSHIFT(sfb, shift);
|
|
w = width;
|
|
sq = sp;
|
|
dq = dp;
|
|
while (height > 0) {
|
|
*(u_int32_t *)sp = lmasks;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = lmaskd;
|
|
WRITE_MB();
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
sp += SFBCOPYBYTESDONE;
|
|
dp += SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)sp = SFBCOPYALL1;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = SFBCOPYALL1;
|
|
WRITE_MB();
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
sp += SFBCOPYBYTESDONE;
|
|
dp += SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)sp = rmasks;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = rmaskd;
|
|
WRITE_MB();
|
|
|
|
sp = (sq += scanspan);
|
|
dp = (dq += scanspan);
|
|
width = w;
|
|
height--;
|
|
}
|
|
}
|
|
/* copy backward (right-to-left) */
|
|
else {
|
|
caddr_t sq, dq;
|
|
|
|
shift = alignd - aligns;
|
|
if (shift > 0) {
|
|
shift = shift - 8;
|
|
w += 8;
|
|
}
|
|
width = w + aligns;
|
|
lmasks = SFBCOPYALL1 << aligns;
|
|
rmasks = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
lmaskd = SFBCOPYALL1 << alignd;
|
|
rmaskd = SFBCOPYALL1 >> (-(w + alignd) & SFBCOPYBITMASK);
|
|
|
|
if (w + alignd <= SFBCOPYBITS)
|
|
goto singlewrite;
|
|
|
|
SFBPIXELSHIFT(sfb, shift);
|
|
w = width;
|
|
sq = (sp += width);
|
|
dq = (dp += width);
|
|
while (height > 0) {
|
|
*(u_int32_t *)sp = rmasks;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = rmaskd;
|
|
WRITE_MB();
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
sp -= SFBCOPYBYTESDONE;
|
|
dp -= SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)sp = SFBCOPYALL1;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = SFBCOPYALL1;
|
|
WRITE_MB();
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
sp -= SFBCOPYBYTESDONE;
|
|
dp -= SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)sp = lmasks;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = lmaskd;
|
|
WRITE_MB();
|
|
|
|
sp = (sq += scanspan);
|
|
dp = (dq += scanspan);
|
|
width = w;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBPIXELSHIFT(sfb, 0);
|
|
return;
|
|
|
|
singlewrite:
|
|
SFBPIXELSHIFT(sfb, shift);
|
|
lmasks = lmasks & rmasks;
|
|
lmaskd = lmaskd & rmaskd;
|
|
while (height > 0) {
|
|
*(u_int32_t *)sp = lmasks;
|
|
WRITE_MB();
|
|
*(u_int32_t *)dp = lmaskd;
|
|
WRITE_MB();
|
|
sp += scanspan;
|
|
dp += scanspan;
|
|
height--;
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
SFBPIXELSHIFT(sfb, 0);
|
|
}
|
|
|
|
/*
|
|
* Clear characters in a line.
|
|
*/
|
|
void
|
|
sfb_erasecols(id, row, startcol, ncols, attr)
|
|
void *id;
|
|
int row, startcol, ncols;
|
|
long attr;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sfb, p;
|
|
int scanspan, startx, height, width, align, w, y;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = rap->linelongs * 4;
|
|
y = rc->rc_yorigin + rc->rc_font->height * row;
|
|
startx = rc->rc_xorigin + rc->rc_font->width * startcol;
|
|
height = rc->rc_font->height;
|
|
w = rc->rc_font->width * ncols;
|
|
|
|
p = (caddr_t)rap->pixels + y * scanspan + startx;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
width = w + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = rap->data;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, 0); /* fill with bg color */
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
lmask = lmask & rmask;
|
|
while (height > 0) {
|
|
SFBADDRESS(sfb, (long)p);
|
|
SFBSTART(sfb, lmask);
|
|
p += scanspan;
|
|
height--;
|
|
}
|
|
}
|
|
else {
|
|
caddr_t q = p;
|
|
while (height > 0) {
|
|
*(u_int32_t *)p = lmask;
|
|
WRITE_MB();
|
|
width -= 2 * SFBSTIPPLEBITS;
|
|
while (width > 0) {
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
*(u_int32_t *)p = SFBSTIPPLEALL1;
|
|
WRITE_MB();
|
|
width -= SFBSTIPPLEBITS;
|
|
}
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
*(u_int32_t *)p = rmask;
|
|
WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|
|
|
|
/*
|
|
* Copy lines.
|
|
*/
|
|
void
|
|
sfb_copyrows(id, srcrow, dstrow, nrows)
|
|
void *id;
|
|
int srcrow, dstrow, nrows;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sfb, p;
|
|
int scanspan, offset, srcy, height, width, align, w;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = rap->linelongs * 4;
|
|
height = rc->rc_font->height * nrows;
|
|
offset = (dstrow - srcrow) * scanspan * rc->rc_font->height;
|
|
srcy = rc->rc_yorigin + rc->rc_font->height * srcrow;
|
|
if (srcrow < dstrow && srcrow + nrows > dstrow) {
|
|
scanspan = -scanspan;
|
|
srcy += height;
|
|
}
|
|
|
|
p = (caddr_t)(rap->pixels + srcy * rap->linelongs) + rc->rc_xorigin;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
w = rc->rc_font->width * rc->rc_maxcol;
|
|
width = w + align;
|
|
lmask = SFBCOPYALL1 << align;
|
|
rmask = SFBCOPYALL1 >> (-width & SFBCOPYBITMASK);
|
|
sfb = rap->data;
|
|
|
|
SFBMODE(sfb, MODE_COPY);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBPIXELSHIFT(sfb, 0);
|
|
if (width <= SFBCOPYBITS) {
|
|
/* never happens */;
|
|
}
|
|
else {
|
|
caddr_t q = p;
|
|
while (height > 0) {
|
|
*(u_int32_t *)p = lmask;
|
|
*(u_int32_t *)(p + offset) = lmask;
|
|
width -= 2 * SFBCOPYBITS;
|
|
while (width > 0) {
|
|
p += SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)p = SFBCOPYALL1;
|
|
*(u_int32_t *)(p + offset) = SFBCOPYALL1;
|
|
width -= SFBCOPYBITS;
|
|
}
|
|
p += SFBCOPYBYTESDONE;
|
|
*(u_int32_t *)p = rmask;
|
|
*(u_int32_t *)(p + offset) = rmask;
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|
|
|
|
/*
|
|
* Erase lines.
|
|
*/
|
|
void
|
|
sfb_eraserows(id, startrow, nrows, attr)
|
|
void *id;
|
|
int startrow, nrows;
|
|
long attr;
|
|
{
|
|
struct rcons *rc = id;
|
|
struct raster *rap = rc->rc_sp;
|
|
caddr_t sfb, p;
|
|
int scanspan, starty, height, width, align, w;
|
|
u_int32_t lmask, rmask;
|
|
|
|
scanspan = rap->linelongs * 4;
|
|
starty = rc->rc_yorigin + rc->rc_font->height * startrow;
|
|
height = rc->rc_font->height * nrows;
|
|
|
|
p = (caddr_t)rap->pixels + starty * scanspan + rc->rc_xorigin;
|
|
align = (long)p & SFBALIGNMASK;
|
|
p -= align;
|
|
w = rc->rc_font->width * rc->rc_maxcol;
|
|
width = w + align;
|
|
lmask = SFBSTIPPLEALL1 << align;
|
|
rmask = SFBSTIPPLEALL1 >> (-width & SFBSTIPPLEBITMASK);
|
|
sfb = rap->data;
|
|
|
|
SFBMODE(sfb, MODE_TRANSPARENTSTIPPLE);
|
|
SFBPLANEMASK(sfb, ~0);
|
|
SFBFG(sfb, 0); /* fill with bg color */
|
|
if (width <= SFBSTIPPLEBITS) {
|
|
/* never happens */;
|
|
}
|
|
else {
|
|
caddr_t q = p;
|
|
while (height > 0) {
|
|
*(u_int32_t *)p = lmask;
|
|
WRITE_MB();
|
|
width -= 2 * SFBSTIPPLEBITS;
|
|
while (width > 0) {
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
*(u_int32_t *)p = SFBSTIPPLEALL1;
|
|
WRITE_MB();
|
|
width -= SFBSTIPPLEBITS;
|
|
}
|
|
p += SFBSTIPPLEBYTESDONE;
|
|
*(u_int32_t *)p = rmask;
|
|
WRITE_MB();
|
|
|
|
p = (q += scanspan);
|
|
width = w + align;
|
|
height--;
|
|
}
|
|
}
|
|
SFBMODE(sfb, MODE_SIMPLE);
|
|
}
|
|
|
|
int
|
|
sfb_alloc_attr(id, fg, bg, flags, attrp)
|
|
void *id;
|
|
int fg, bg, flags;
|
|
long *attrp;
|
|
{
|
|
if (flags & (WSATTR_HILIT | WSATTR_BLINK |
|
|
WSATTR_UNDERLINE | WSATTR_WSCOLORS))
|
|
return (EINVAL);
|
|
if (flags & WSATTR_REVERSE)
|
|
*attrp = 1;
|
|
else
|
|
*attrp = 0;
|
|
return (0);
|
|
}
|