/* $OpenBSD: smg.c,v 1.24 2010/12/26 15:41:00 miod Exp $ */ /* $NetBSD: smg.c,v 1.21 2000/03/23 06:46:44 thorpej Exp $ */ /* * Copyright (c) 2006, Miodrag Vallat * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1998 Ludd, University of Lule}, Sweden. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed at Ludd, University of * Lule}, Sweden and its contributors. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1996 Jason R. Thorpe. All rights reserved. * Copyright (c) 1991 University of Utah. * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * the Systems Programming Group of the University of Utah Computer * Science Department and Mark Davies of the Department of Computer * Science, Victoria University of Wellington, New Zealand. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: Utah $Hdr: grf_hy.c 1.2 93/08/13$ * * @(#)grf_hy.c 8.4 (Berkeley) 1/12/94 */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* Screen hardware defs */ #define SM_XWIDTH 1024 #define SM_YWIDTH 864 #define CUR_XBIAS 216 /* Add to cursor position */ #define CUR_YBIAS 33 int smg_match(struct device *, void *, void *); void smg_attach(struct device *, struct device *, void *); struct smg_screen { struct rasops_info ss_ri; caddr_t ss_addr; /* frame buffer address */ struct dc503reg *ss_cursor; /* cursor registers */ u_int16_t ss_curcmd; struct wsdisplay_curpos ss_curpos, ss_curhot; u_int16_t ss_curimg[PCC_CURSOR_SIZE]; u_int16_t ss_curmask[PCC_CURSOR_SIZE]; }; /* for console */ struct smg_screen smg_consscr; struct smg_softc { struct device sc_dev; struct smg_screen *sc_scr; int sc_nscreens; }; struct cfattach smg_ca = { sizeof(struct smg_softc), smg_match, smg_attach, }; struct cfdriver smg_cd = { NULL, "smg", DV_DULL }; struct wsscreen_descr smg_stdscreen = { "std", }; const struct wsscreen_descr *_smg_scrlist[] = { &smg_stdscreen, }; const struct wsscreen_list smg_screenlist = { sizeof(_smg_scrlist) / sizeof(struct wsscreen_descr *), _smg_scrlist, }; int smg_ioctl(void *, u_long, caddr_t, int, struct proc *); paddr_t smg_mmap(void *, off_t, int); int smg_alloc_screen(void *, const struct wsscreen_descr *, void **, int *, int *, long *); void smg_free_screen(void *, void *); int smg_show_screen(void *, void *, int, void (*) (void *, int, int), void *); void smg_burner(void *, u_int, u_int); const struct wsdisplay_accessops smg_accessops = { smg_ioctl, smg_mmap, smg_alloc_screen, smg_free_screen, smg_show_screen, NULL, /* load_font */ NULL, /* scrollback */ NULL, /* getchar */ smg_burner }; void smg_blockmove(struct rasops_info *, u_int, u_int, u_int, u_int, u_int, int); int smg_copycols(void *, int, int, int, int); int smg_erasecols(void *, int, int, int, long); int smg_getcursor(struct smg_screen *, struct wsdisplay_cursor *); int smg_setup_screen(struct smg_screen *); int smg_setcursor(struct smg_screen *, struct wsdisplay_cursor *); void smg_updatecursor(struct smg_screen *, u_int); int smg_match(struct device *parent, void *vcf, void *aux) { struct cfdata *cf = vcf; struct vsbus_attach_args *va = aux; volatile short *curcmd; volatile short *cfgtst; short tmp, tmp2; extern struct consdev wsdisplay_cons; switch (vax_boardtype) { default: return (0); case VAX_BTYP_410: case VAX_BTYP_420: case VAX_BTYP_43: if (va->va_paddr != KA420_CUR_BASE) return (0); /* not present on microvaxes */ if ((vax_confdata & KA420_CFG_MULTU) != 0) return (0); /* * If the color option board is present, do not attach * unless we are explicitely asked to via device flags. */ if ((vax_confdata & KA420_CFG_VIDOPT) != 0 && (cf->cf_flags & 1) == 0) return (0); break; } /* when already running as console, always fake things */ if ((vax_confdata & (KA420_CFG_L3CON | KA420_CFG_VIDOPT)) == 0 && cn_tab == &wsdisplay_cons) { struct vsbus_softc *sc = (void *)parent; extern int oldvsbus; sc->sc_mask = 0x08; scb_fake(0x44, oldvsbus ? 0x14 : 0x15); return (20); } else { /* * Try to find the cursor chip by testing the flip-flop. * If nonexistent, no glass tty. */ curcmd = (short *)va->va_addr; cfgtst = (short *)vax_map_physmem(VS_CFGTST, 1); curcmd[0] = PCCCMD_HSHI | PCCCMD_FOPB; DELAY(300000); tmp = cfgtst[0]; curcmd[0] = PCCCMD_TEST | PCCCMD_HSHI; DELAY(300000); tmp2 = cfgtst[0]; vax_unmap_physmem((vaddr_t)cfgtst, 1); if (tmp2 != tmp) return (20); /* Using periodic interrupt */ else return (0); } } void smg_attach(struct device *parent, struct device *self, void *aux) { struct smg_softc *sc = (struct smg_softc *)self; struct smg_screen *scr; struct wsemuldisplaydev_attach_args aa; int console; extern struct consdev wsdisplay_cons; console = (vax_confdata & (KA420_CFG_L3CON | KA420_CFG_VIDOPT)) == 0 && cn_tab == &wsdisplay_cons; if (console) { scr = &smg_consscr; sc->sc_nscreens = 1; } else { scr = malloc(sizeof(*scr), M_DEVBUF, M_NOWAIT | M_ZERO); if (scr == NULL) { printf(": can not allocate memory\n"); return; } scr->ss_addr = (caddr_t)vax_map_physmem(SMADDR, SMSIZE / VAX_NBPG); if (scr->ss_addr == NULL) { printf(": can not map frame buffer\n"); free(scr, M_DEVBUF); return; } scr->ss_cursor = (struct dc503reg *)vax_map_physmem(KA420_CUR_BASE, 1); if (scr->ss_cursor == NULL) { printf(": can not map cursor chip\n"); vax_unmap_physmem((vaddr_t)scr->ss_addr, SMSIZE / VAX_NBPG); free(scr, M_DEVBUF); return; } if (smg_setup_screen(scr) != 0) { printf(": initialization failed\n"); vax_unmap_physmem((vaddr_t)scr->ss_cursor, 1); vax_unmap_physmem((vaddr_t)scr->ss_addr, SMSIZE / VAX_NBPG); free(scr, M_DEVBUF); return; } } sc->sc_scr = scr; printf("\n%s: %dx%d on-board monochrome framebuffer\n", self->dv_xname, SM_XWIDTH, SM_YWIDTH); aa.console = console; aa.scrdata = &smg_screenlist; aa.accessops = &smg_accessops; aa.accesscookie = sc; aa.defaultscreens = 0; config_found(self, &aa, wsemuldisplaydevprint); } /* * Initialize anything necessary for an emulating wsdisplay to work (i.e. * pick a font, initialize a rasops structure, setup the accessops callbacks.) */ int smg_setup_screen(struct smg_screen *ss) { struct rasops_info *ri = &ss->ss_ri; bzero(ri, sizeof(*ri)); ri->ri_depth = 1; ri->ri_width = SM_XWIDTH; ri->ri_height = SM_YWIDTH; ri->ri_stride = SM_XWIDTH >> 3; ri->ri_flg = RI_CLEAR | RI_CENTER; ri->ri_bits = (void *)ss->ss_addr; ri->ri_hw = ss; /* * Ask for an unholy big display, rasops will trim this to more * reasonable values. */ if (rasops_init(ri, 160, 160) != 0) return (-1); ri->ri_ops.copycols = smg_copycols; ri->ri_ops.erasecols = smg_erasecols; smg_stdscreen.ncols = ri->ri_cols; smg_stdscreen.nrows = ri->ri_rows; smg_stdscreen.textops = &ri->ri_ops; smg_stdscreen.fontwidth = ri->ri_font->fontwidth; smg_stdscreen.fontheight = ri->ri_font->fontheight; smg_stdscreen.capabilities = ri->ri_caps; ss->ss_curcmd = PCCCMD_HSHI; ss->ss_cursor->cmdr = ss->ss_curcmd; return (0); } int smg_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) { struct smg_softc *sc = v; struct smg_screen *ss = sc->sc_scr; struct wsdisplay_fbinfo *wdf; struct wsdisplay_curpos *pos; switch (cmd) { case WSDISPLAYIO_GTYPE: *(u_int *)data = WSDISPLAY_TYPE_VAX_MONO; break; case WSDISPLAYIO_GINFO: wdf = (struct wsdisplay_fbinfo *)data; wdf->height = ss->ss_ri.ri_height; wdf->width = ss->ss_ri.ri_width; wdf->depth = ss->ss_ri.ri_depth; wdf->cmsize = 0; break; case WSDISPLAYIO_LINEBYTES: *(u_int *)data = ss->ss_ri.ri_stride; break; case WSDISPLAYIO_GETCMAP: case WSDISPLAYIO_PUTCMAP: case WSDISPLAYIO_GVIDEO: case WSDISPLAYIO_SVIDEO: break; case WSDISPLAYIO_GCURPOS: pos = (struct wsdisplay_curpos *)data; pos->x = ss->ss_curpos.x; pos->y = ss->ss_curpos.y; break; case WSDISPLAYIO_SCURPOS: pos = (struct wsdisplay_curpos *)data; ss->ss_curpos.x = pos->x; ss->ss_curpos.y = pos->y; smg_updatecursor(ss, WSDISPLAY_CURSOR_DOPOS); break; case WSDISPLAYIO_GCURMAX: pos = (struct wsdisplay_curpos *)data; pos->x = pos->y = PCC_CURSOR_SIZE; case WSDISPLAYIO_GCURSOR: return (smg_getcursor(ss, (struct wsdisplay_cursor *)data)); case WSDISPLAYIO_SCURSOR: return (smg_setcursor(ss, (struct wsdisplay_cursor *)data)); break; default: return (-1); } return (0); } paddr_t smg_mmap(void *v, off_t offset, int prot) { if (offset >= SMSIZE || offset < 0) return (-1); return (SMADDR + offset); } int smg_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, int *curxp, int *curyp, long *defattrp) { struct smg_softc *sc = v; struct smg_screen *ss = sc->sc_scr; struct rasops_info *ri = &ss->ss_ri; if (sc->sc_nscreens > 0) return (ENOMEM); *cookiep = ri; *curxp = *curyp = 0; ri->ri_ops.alloc_attr(ri, 0, 0, 0, defattrp); sc->sc_nscreens++; return (0); } void smg_free_screen(void *v, void *cookie) { struct smg_softc *sc = v; sc->sc_nscreens--; } int smg_show_screen(void *v, void *cookie, int waitok, void (*cb)(void *, int, int), void *cbarg) { return (0); } void smg_burner(void *v, u_int on, u_int flags) { struct smg_softc *sc = v; struct smg_screen *ss = sc->sc_scr; ss->ss_cursor->cmdr = on ? ss->ss_curcmd : (ss->ss_curcmd & ~(PCCCMD_FOPA | PCCCMD_ENPA)) | PCCCMD_FOPB; } int smg_getcursor(struct smg_screen *ss, struct wsdisplay_cursor *wdc) { int error; if (wdc->which & WSDISPLAY_CURSOR_DOCUR) wdc->enable = ss->ss_curcmd & PCCCMD_ENPA ? 1 : 0; if (wdc->which & WSDISPLAY_CURSOR_DOPOS) { wdc->pos.x = ss->ss_curpos.x; wdc->pos.y = ss->ss_curpos.y; } if (wdc->which & WSDISPLAY_CURSOR_DOHOT) { wdc->hot.x = ss->ss_curhot.x; wdc->hot.y = ss->ss_curhot.y; } if (wdc->which & WSDISPLAY_CURSOR_DOCMAP) { wdc->cmap.index = 0; wdc->cmap.count = 0; } if (wdc->which & WSDISPLAY_CURSOR_DOSHAPE) { wdc->size.x = wdc->size.y = PCC_CURSOR_SIZE; error = copyout(ss->ss_curimg, wdc->image, sizeof(ss->ss_curimg)); if (error != 0) return (error); error = copyout(ss->ss_curmask, wdc->mask, sizeof(ss->ss_curmask)); if (error != 0) return (error); } return (0); } int smg_setcursor(struct smg_screen *ss, struct wsdisplay_cursor *wdc) { u_int16_t curfg[PCC_CURSOR_SIZE], curmask[PCC_CURSOR_SIZE]; int error; if (wdc->which & WSDISPLAY_CURSOR_DOCMAP) { /* No cursor colormap since we are a B&W device. */ if (wdc->cmap.count != 0) return (EINVAL); } /* * First, do the userland-kernel data transfers, so that we can fail * if necessary before altering anything. */ if (wdc->which & WSDISPLAY_CURSOR_DOSHAPE) { if (wdc->size.x != PCC_CURSOR_SIZE || wdc->size.y != PCC_CURSOR_SIZE) return (EINVAL); error = copyin(wdc->image, curfg, sizeof(curfg)); if (error != 0) return (error); error = copyin(wdc->mask, curmask, sizeof(curmask)); if (error != 0) return (error); } /* * Now update our variables... */ if (wdc->which & WSDISPLAY_CURSOR_DOCUR) { if (wdc->enable) ss->ss_curcmd |= PCCCMD_ENPB | PCCCMD_ENPA; else ss->ss_curcmd &= ~(PCCCMD_ENPB | PCCCMD_ENPA); } if (wdc->which & WSDISPLAY_CURSOR_DOPOS) { ss->ss_curpos.x = wdc->pos.x; ss->ss_curpos.y = wdc->pos.y; } if (wdc->which & WSDISPLAY_CURSOR_DOHOT) { ss->ss_curhot.x = wdc->hot.x; ss->ss_curhot.y = wdc->hot.y; } if (wdc->which & WSDISPLAY_CURSOR_DOSHAPE) { bcopy(curfg, ss->ss_curimg, sizeof ss->ss_curimg); bcopy(curmask, ss->ss_curmask, sizeof ss->ss_curmask); } /* * ...and update the cursor */ smg_updatecursor(ss, wdc->which); return (0); } void smg_updatecursor(struct smg_screen *ss, u_int which) { u_int i; if (which & (WSDISPLAY_CURSOR_DOPOS | WSDISPLAY_CURSOR_DOHOT)) { ss->ss_cursor->xpos = ss->ss_curpos.x - ss->ss_curhot.x + CUR_XBIAS; ss->ss_cursor->ypos = ss->ss_curpos.y - ss->ss_curhot.y + CUR_YBIAS; } if (which & WSDISPLAY_CURSOR_DOSHAPE) { ss->ss_cursor->cmdr = ss->ss_curcmd | PCCCMD_LODSA; for (i = 0; i < PCC_CURSOR_SIZE; i++) ss->ss_cursor->load = ss->ss_curimg[i]; for (i = 0; i < PCC_CURSOR_SIZE; i++) ss->ss_cursor->load = ss->ss_curmask[i]; ss->ss_cursor->cmdr = ss->ss_curcmd; } else if (which & WSDISPLAY_CURSOR_DOCUR) ss->ss_cursor->cmdr = ss->ss_curcmd; } /* * Faster console operations */ #include void smg_blockmove(struct rasops_info *ri, u_int sx, u_int y, u_int dx, u_int cx, u_int cy, int rop) { int width; /* add to get to same position in next line */ unsigned int *psrcLine, *pdstLine; /* pointers to line with current src and dst */ unsigned int *psrc; /* pointer to current src longword */ unsigned int *pdst; /* pointer to current dst longword */ /* following used for looping through a line */ unsigned int startmask, endmask; /* masks for writing ends of dst */ int nlMiddle; /* whole longwords in dst */ int nl; /* temp copy of nlMiddle */ int xoffSrc; /* offset (>= 0, < 32) from which to fetch whole longwords fetched in src */ int nstart; /* number of ragged bits at start of dst */ int nend; /* number of ragged bits at end of dst */ int srcStartOver; /* pulling nstart bits from src overflows into the next word? */ width = SM_XWIDTH >> 5; /* start at first scanline */ psrcLine = pdstLine = ((u_int *)ri->ri_bits) + (y * width); /* x direction doesn't matter for < 1 longword */ if (cx <= 32) { int srcBit, dstBit; /* bit offset of src and dst */ pdstLine += (dx >> 5); psrcLine += (sx >> 5); psrc = psrcLine; pdst = pdstLine; srcBit = sx & 0x1f; dstBit = dx & 0x1f; while (cy--) { getandputrop(psrc, srcBit, dstBit, cx, pdst, rop); pdst += width; psrc += width; } } else { maskbits(dx, cx, startmask, endmask, nlMiddle); if (startmask) nstart = 32 - (dx & 0x1f); else nstart = 0; if (endmask) nend = (dx + cx) & 0x1f; else nend = 0; xoffSrc = ((sx & 0x1f) + nstart) & 0x1f; srcStartOver = ((sx & 0x1f) + nstart) > 31; if (sx >= dx) { /* move left to right */ pdstLine += (dx >> 5); psrcLine += (sx >> 5); while (cy--) { psrc = psrcLine; pdst = pdstLine; if (startmask) { getandputrop(psrc, (sx & 0x1f), (dx & 0x1f), nstart, pdst, rop); pdst++; if (srcStartOver) psrc++; } /* special case for aligned operations */ if (xoffSrc == 0) { nl = nlMiddle; while (nl--) { switch (rop) { case RR_CLEAR: *pdst = 0; break; case RR_SET: *pdst = ~0; break; default: *pdst = *psrc; break; } psrc++; pdst++; } } else { nl = nlMiddle + 1; while (--nl) { switch (rop) { case RR_CLEAR: *pdst = 0; break; case RR_SET: *pdst = ~0; break; default: getunalignedword(psrc, xoffSrc, *pdst); break; } pdst++; psrc++; } } if (endmask) { getandputrop(psrc, xoffSrc, 0, nend, pdst, rop); } pdstLine += width; psrcLine += width; } } else { /* move right to left */ pdstLine += ((dx + cx) >> 5); psrcLine += ((sx + cx) >> 5); /* * If fetch of last partial bits from source crosses * a longword boundary, start at the previous longword */ if (xoffSrc + nend >= 32) --psrcLine; while (cy--) { psrc = psrcLine; pdst = pdstLine; if (endmask) { getandputrop(psrc, xoffSrc, 0, nend, pdst, rop); } nl = nlMiddle + 1; while (--nl) { --psrc; --pdst; switch (rop) { case RR_CLEAR: *pdst = 0; break; case RR_SET: *pdst = ~0; break; default: getunalignedword(psrc, xoffSrc, *pdst); break; } } if (startmask) { if (srcStartOver) --psrc; --pdst; getandputrop(psrc, (sx & 0x1f), (dx & 0x1f), nstart, pdst, rop); } pdstLine += width; psrcLine += width; } } } } int smg_copycols(void *cookie, int row, int src, int dst, int n) { struct rasops_info *ri = cookie; n *= ri->ri_font->fontwidth; src *= ri->ri_font->fontwidth; dst *= ri->ri_font->fontwidth; row *= ri->ri_font->fontheight; smg_blockmove(ri, src, row, dst, n, ri->ri_font->fontheight, RR_COPY); return 0; } int smg_erasecols(void *cookie, int row, int col, int num, long attr) { struct rasops_info *ri = cookie; int fg, bg; ri->ri_ops.unpack_attr(cookie, attr, &fg, &bg, NULL); num *= ri->ri_font->fontwidth; col *= ri->ri_font->fontwidth; row *= ri->ri_font->fontheight; smg_blockmove(ri, col, row, col, num, ri->ri_font->fontheight, bg == 0 ? RR_CLEAR : RR_SET); return 0; } /* * Console support code */ int smgcnprobe(void); int smgcninit(void); int smgcnprobe() { switch (vax_boardtype) { case VAX_BTYP_410: case VAX_BTYP_420: case VAX_BTYP_43: if ((vax_confdata & (KA420_CFG_L3CON | KA420_CFG_MULTU)) != 0) break; /* doesn't use graphics console */ if ((vax_confdata & KA420_CFG_VIDOPT) != 0) break; /* there is a color option */ return (1); default: break; } return (0); } /* * Called very early to setup the glass tty as console. * Because it's called before the VM system is initialized, virtual memory * for the framebuffer can be stolen directly without disturbing anything. */ int smgcninit() { struct smg_screen *ss = &smg_consscr; extern vaddr_t virtual_avail; vaddr_t ova; long defattr; struct rasops_info *ri; ova = virtual_avail; ss->ss_addr = (caddr_t)virtual_avail; ioaccess(virtual_avail, SMADDR, SMSIZE / VAX_NBPG); virtual_avail += SMSIZE; ss->ss_cursor = (struct dc503reg *)virtual_avail; ioaccess(virtual_avail, KA420_CUR_BASE, 1); virtual_avail += VAX_NBPG; virtual_avail = round_page(virtual_avail); /* this had better not fail */ if (smg_setup_screen(ss) != 0) { iounaccess((vaddr_t)ss->ss_addr, SMSIZE / VAX_NBPG); iounaccess((vaddr_t)ss->ss_cursor, 1); virtual_avail = ova; return (1); } ri = &ss->ss_ri; ri->ri_ops.alloc_attr(ri, 0, 0, 0, &defattr); wsdisplay_cnattach(&smg_stdscreen, ri, 0, 0, defattr); return (0); }