static int
txt_splash(video_adapter_t *adp, const int on)
{
sc_softc_t *sc;
scr_stat *scp;
sc = sc_find_softc(adp, NULL);
if (sc == NULL)
return (EAGAIN);
scp = sc->cur_scp;
if (on) {
if (!splash_on) {
if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
return EAGAIN;
/* Clear screen and set border colour. */
sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
(FG_LIGHTGREY | BG_BLACK) << 8);
(*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1);
sc_set_border(scp, 0);
splash_on = TRUE;
/* Display the splash screen. */
draw_text_splash(sc);
}
return (0);
} else {
/* The video mode will be restored by the caller. */
splash_on = FALSE;
return (0);
}
}
/*
* Alternate saver that got its inspiration from a well known utility
* package for an inferior^H^H^H^H^H^Hfamous OS.
*/
static int
star_saver(video_adapter_t *adp, int blank)
{
sc_softc_t *sc;
scr_stat *scp;
int cell, i;
static u_char pattern[] = {"...........++++*** "};
static char color16[] = {FG_DARKGREY, FG_LIGHTGREY,
FG_WHITE, FG_LIGHTCYAN};
static char color8[] = {FG_BLUE, FG_BROWN,
FG_LIGHTGREY, FG_CYAN};
static char *colors;
static u_short stars[NUM_STARS][2];
sc = sc_find_softc(adp, NULL);
if (sc == NULL)
return EAGAIN;
scp = sc->cur_scp;
if (blank) {
if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
return EAGAIN;
if (!blanked) {
switch (adp->va_mode) {
case M_PC98_80x25:
case M_PC98_80x30:
colors = color8;
break;
default:
colors = color16;
break;
}
/* clear the screen and set the border color */
sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
(FG_LIGHTGREY | BG_BLACK) << 8);
vidd_set_hw_cursor(adp, -1, -1);
sc_set_border(scp, 0);
blanked = TRUE;
for(i=0; i<NUM_STARS; i++) {
stars[i][0] =
random() % (scp->xsize*scp->ysize);
stars[i][1] = 0;
}
}
cell = random() % NUM_STARS;
sc_vtb_putc(&scp->scr, stars[cell][0],
sc->scr_map[pattern[stars[cell][1]]],
colors[random()%sizeof(color16)] << 8);
if ((stars[cell][1]+=(random()%4)) >= sizeof(pattern)-1) {
stars[cell][0] = random() % (scp->xsize*scp->ysize);
stars[cell][1] = 0;
}
} else
blanked = FALSE;
return 0;
}
int
sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td)
{
scr_stat *scp;
video_adapter_t *adp;
video_info_t info;
video_adapter_info_t adp_info;
int error;
int s;
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
int ival;
#endif
scp = SC_STAT(tp);
if (scp == NULL) /* tp == SC_MOUSE */
return ENOIOCTL;
adp = scp->sc->adp;
if (adp == NULL) /* shouldn't happen??? */
return ENODEV;
switch (cmd) {
case CONS_CURRENTADP: /* get current adapter index */
case FBIO_ADAPTER:
return fb_ioctl(adp, FBIO_ADAPTER, data);
case CONS_CURRENT: /* get current adapter type */
case FBIO_ADPTYPE:
return fb_ioctl(adp, FBIO_ADPTYPE, data);
case OLD_CONS_ADPINFO: /* adapter information (old interface) */
if (((old_video_adapter_t *)data)->va_index >= 0) {
adp = vid_get_adapter(((old_video_adapter_t *)data)->va_index);
if (adp == NULL)
return ENODEV;
}
((old_video_adapter_t *)data)->va_index = adp->va_index;
((old_video_adapter_t *)data)->va_type = adp->va_type;
((old_video_adapter_t *)data)->va_flags = adp->va_flags;
((old_video_adapter_t *)data)->va_crtc_addr = adp->va_crtc_addr;
((old_video_adapter_t *)data)->va_window = adp->va_window;
((old_video_adapter_t *)data)->va_window_size = adp->va_window_size;
((old_video_adapter_t *)data)->va_window_gran = adp->va_window_gran;
((old_video_adapter_t *)data)->va_buffer = adp->va_buffer;
((old_video_adapter_t *)data)->va_buffer_size = adp->va_buffer_size;
((old_video_adapter_t *)data)->va_mode = adp->va_mode;
((old_video_adapter_t *)data)->va_initial_mode = adp->va_initial_mode;
((old_video_adapter_t *)data)->va_initial_bios_mode
= adp->va_initial_bios_mode;
return 0;
case OLD_CONS_ADPINFO2: /* adapter information (yet another old I/F) */
adp_info.va_index = ((old_video_adapter_info_t *)data)->va_index;
if (adp_info.va_index >= 0) {
adp = vid_get_adapter(adp_info.va_index);
if (adp == NULL)
return ENODEV;
}
error = fb_ioctl(adp, FBIO_ADPINFO, &adp_info);
if (error == 0)
bcopy(&adp_info, data, sizeof(old_video_adapter_info_t));
return error;
case CONS_ADPINFO: /* adapter information */
case FBIO_ADPINFO:
if (((video_adapter_info_t *)data)->va_index >= 0) {
adp = vid_get_adapter(((video_adapter_info_t *)data)->va_index);
if (adp == NULL)
return ENODEV;
}
return fb_ioctl(adp, FBIO_ADPINFO, data);
case CONS_GET: /* get current video mode */
case FBIO_GETMODE:
*(int *)data = scp->mode;
return 0;
#ifndef SC_NO_MODE_CHANGE
case FBIO_SETMODE: /* set video mode */
if (!(adp->va_flags & V_ADP_MODECHANGE))
return ENODEV;
info.vi_mode = *(int *)data;
error = fb_ioctl(adp, FBIO_MODEINFO, &info);
if (error)
return error;
if (info.vi_flags & V_INFO_GRAPHICS)
return sc_set_graphics_mode(scp, tp, *(int *)data);
else
return sc_set_text_mode(scp, tp, *(int *)data, 0, 0, 0, 0);
#endif /* SC_NO_MODE_CHANGE */
case OLD_CONS_MODEINFO: /* get mode information (old infterface) */
info.vi_mode = ((old_video_info_t *)data)->vi_mode;
error = fb_ioctl(adp, FBIO_MODEINFO, &info);
if (error == 0)
bcopy(&info, (old_video_info_t *)data, sizeof(old_video_info_t));
return error;
case CONS_MODEINFO: /* get mode information */
case FBIO_MODEINFO:
return fb_ioctl(adp, FBIO_MODEINFO, data);
case OLD_CONS_FINDMODE: /* find a matching video mode (old interface) */
bzero(&info, sizeof(info));
bcopy((old_video_info_t *)data, &info, sizeof(old_video_info_t));
error = fb_ioctl(adp, FBIO_FINDMODE, &info);
if (error == 0)
bcopy(&info, (old_video_info_t *)data, sizeof(old_video_info_t));
return error;
case CONS_FINDMODE: /* find a matching video mode */
case FBIO_FINDMODE:
return fb_ioctl(adp, FBIO_FINDMODE, data);
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
case _IO('c', 104):
ival = IOCPARM_IVAL(data);
data = (caddr_t)&ival;
/* FALLTHROUGH */
#endif
case CONS_SETWINORG: /* set frame buffer window origin */
case FBIO_SETWINORG:
if (scp != scp->sc->cur_scp)
return ENODEV; /* XXX */
return fb_ioctl(adp, FBIO_SETWINORG, data);
case FBIO_GETWINORG: /* get frame buffer window origin */
if (scp != scp->sc->cur_scp)
return ENODEV; /* XXX */
return fb_ioctl(adp, FBIO_GETWINORG, data);
case FBIO_GETDISPSTART:
case FBIO_SETDISPSTART:
case FBIO_GETLINEWIDTH:
case FBIO_SETLINEWIDTH:
if (scp != scp->sc->cur_scp)
return ENODEV; /* XXX */
return fb_ioctl(adp, cmd, data);
case FBIO_GETPALETTE:
case FBIO_SETPALETTE:
case FBIOPUTCMAP:
case FBIOGETCMAP:
case FBIOGTYPE:
case FBIOGATTR:
case FBIOSVIDEO:
case FBIOGVIDEO:
case FBIOSCURSOR:
case FBIOGCURSOR:
case FBIOSCURPOS:
case FBIOGCURPOS:
case FBIOGCURMAX:
if (scp != scp->sc->cur_scp)
return ENODEV; /* XXX */
return fb_ioctl(adp, cmd, data);
case FBIO_BLANK:
if (scp != scp->sc->cur_scp)
return ENODEV; /* XXX */
return fb_ioctl(adp, cmd, data);
#ifndef SC_NO_MODE_CHANGE
/* generic text modes */
case SW_TEXT_80x25:
case SW_TEXT_80x30:
case SW_TEXT_80x43:
case SW_TEXT_80x50:
case SW_TEXT_80x60:
/* FALLTHROUGH */
/* VGA TEXT MODES */
case SW_VGA_C40x25:
case SW_VGA_C80x25:
case SW_VGA_M80x25:
case SW_VGA_C80x30:
case SW_VGA_M80x30:
case SW_VGA_C80x50:
case SW_VGA_M80x50:
case SW_VGA_C80x60:
case SW_VGA_M80x60:
case SW_VGA_C90x25:
case SW_VGA_M90x25:
case SW_VGA_C90x30:
case SW_VGA_M90x30:
case SW_VGA_C90x43:
case SW_VGA_M90x43:
case SW_VGA_C90x50:
case SW_VGA_M90x50:
case SW_VGA_C90x60:
case SW_VGA_M90x60:
case SW_B40x25:
case SW_C40x25:
case SW_B80x25:
case SW_C80x25:
case SW_ENH_B40x25:
case SW_ENH_C40x25:
case SW_ENH_B80x25:
case SW_ENH_C80x25:
case SW_ENH_B80x43:
case SW_ENH_C80x43:
case SW_EGAMONO80x25:
#ifdef PC98
/* PC98 TEXT MODES */
case SW_PC98_80x25:
case SW_PC98_80x30:
#endif
if (!(adp->va_flags & V_ADP_MODECHANGE))
return ENODEV;
return sc_set_text_mode(scp, tp, cmd & 0xff, 0, 0, 0, 0);
/* GRAPHICS MODES */
case SW_BG320:
case SW_BG640:
case SW_CG320:
case SW_CG320_D:
case SW_CG640_E:
case SW_CG640x350:
case SW_ENH_CG640:
case SW_BG640x480:
case SW_CG640x480:
case SW_VGA_CG320:
case SW_VGA_MODEX:
#ifdef PC98
/* PC98 GRAPHICS MODES */
case SW_PC98_EGC640x400:
case SW_PC98_PEGC640x400:
case SW_PC98_PEGC640x480:
#endif
if (!(adp->va_flags & V_ADP_MODECHANGE))
return ENODEV;
return sc_set_graphics_mode(scp, tp, cmd & 0xff);
#endif /* SC_NO_MODE_CHANGE */
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
case _IO('K', 10):
ival = IOCPARM_IVAL(data);
data = (caddr_t)&ival;
/* FALLTHROUGH */
#endif
case KDSETMODE: /* set current mode of this (virtual) console */
switch (*(int *)data) {
case KD_TEXT: /* switch to TEXT (known) mode */
/*
* If scp->mode is of graphics modes, we don't know which
* text mode to switch back to...
*/
if (scp->status & GRAPHICS_MODE)
return EINVAL;
/* restore fonts & palette ! */
#if 0
#ifndef SC_NO_FONT_LOADING
if (ISFONTAVAIL(adp->va_flags)
&& !(scp->status & (GRAPHICS_MODE | PIXEL_MODE)))
/*
* FONT KLUDGE
* Don't load fonts for now... XXX
*/
if (scp->sc->fonts_loaded & FONT_8)
sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256);
if (scp->sc->fonts_loaded & FONT_14)
sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256);
if (scp->sc->fonts_loaded & FONT_16)
sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256);
}
#endif /* SC_NO_FONT_LOADING */
#endif
#ifndef SC_NO_PALETTE_LOADING
vidd_load_palette(adp, scp->sc->palette);
#endif
#ifndef PC98
/* move hardware cursor out of the way */
vidd_set_hw_cursor(adp, -1, -1);
#endif
/* FALLTHROUGH */
case KD_TEXT1: /* switch to TEXT (known) mode */
/*
* If scp->mode is of graphics modes, we don't know which
* text/pixel mode to switch back to...
*/
if (scp->status & GRAPHICS_MODE)
return EINVAL;
s = spltty();
if ((error = sc_clean_up(scp))) {
splx(s);
return error;
}
#ifndef PC98
scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN;
splx(s);
/* no restore fonts & palette */
if (scp == scp->sc->cur_scp)
set_mode(scp);
sc_clear_screen(scp);
scp->status &= ~UNKNOWN_MODE;
#else /* PC98 */
scp->status &= ~UNKNOWN_MODE;
/* no restore fonts & palette */
if (scp == scp->sc->cur_scp)
set_mode(scp);
sc_clear_screen(scp);
splx(s);
#endif /* PC98 */
return 0;
#ifdef SC_PIXEL_MODE
case KD_PIXEL: /* pixel (raster) display */
if (!(scp->status & (GRAPHICS_MODE | PIXEL_MODE)))
return EINVAL;
if (scp->status & GRAPHICS_MODE)
return sc_set_pixel_mode(scp, tp, scp->xsize, scp->ysize,
scp->font_size, scp->font_width);
s = spltty();
if ((error = sc_clean_up(scp))) {
splx(s);
return error;
}
scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN);
splx(s);
if (scp == scp->sc->cur_scp) {
set_mode(scp);
#ifndef SC_NO_PALETTE_LOADING
vidd_load_palette(adp, scp->sc->palette);
#endif
}
sc_clear_screen(scp);
scp->status &= ~UNKNOWN_MODE;
return 0;
#endif /* SC_PIXEL_MODE */
case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */
s = spltty();
if ((error = sc_clean_up(scp))) {
splx(s);
return error;
}
scp->status |= UNKNOWN_MODE | MOUSE_HIDDEN;
splx(s);
#ifdef PC98
if (scp == scp->sc->cur_scp)
set_mode(scp);
#endif
return 0;
default:
return EINVAL;
}
/* NOT REACHED */
#ifdef SC_PIXEL_MODE
case KDRASTER: /* set pixel (raster) display mode */
if (ISUNKNOWNSC(scp) || ISTEXTSC(scp))
return ENODEV;
return sc_set_pixel_mode(scp, tp, ((int *)data)[0], ((int *)data)[1],
((int *)data)[2], 8);
#endif /* SC_PIXEL_MODE */
case KDGETMODE: /* get current mode of this (virtual) console */
/*
* From the user program's point of view, KD_PIXEL is the same
* as KD_TEXT...
*/
*data = ISGRAPHSC(scp) ? KD_GRAPHICS : KD_TEXT;
return 0;
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
case _IO('K', 13):
ival = IOCPARM_IVAL(data);
data = (caddr_t)&ival;
/* FALLTHROUGH */
#endif
case KDSBORDER: /* set border color of this (virtual) console */
scp->border = *(int *)data;
if (scp == scp->sc->cur_scp)
sc_set_border(scp, scp->border);
return 0;
}
int
sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, int ysize,
int fontsize, int fontwidth)
{
#ifndef SC_PIXEL_MODE
return ENODEV;
#else
video_info_t info;
u_char *font;
int prev_ysize;
int error;
int s;
if (vidd_get_info(scp->sc->adp, scp->mode, &info))
return ENODEV; /* this shouldn't happen */
/* adjust argument values */
if (fontsize <= 0)
fontsize = info.vi_cheight;
if (fontsize < 14) {
fontsize = 8;
#ifndef SC_NO_FONT_LOADING
if (!(scp->sc->fonts_loaded & FONT_8))
return EINVAL;
font = scp->sc->font_8;
#else
font = NULL;
#endif
} else if (fontsize >= 16) {
fontsize = 16;
#ifndef SC_NO_FONT_LOADING
if (!(scp->sc->fonts_loaded & FONT_16))
return EINVAL;
font = scp->sc->font_16;
#else
font = NULL;
#endif
} else {
fontsize = 14;
#ifndef SC_NO_FONT_LOADING
if (!(scp->sc->fonts_loaded & FONT_14))
return EINVAL;
font = scp->sc->font_14;
#else
font = NULL;
#endif
}
if (xsize <= 0)
xsize = info.vi_width/8;
if (ysize <= 0)
ysize = info.vi_height/fontsize;
if ((info.vi_width < xsize*8) || (info.vi_height < ysize*fontsize))
return EINVAL;
/*
* We currently support the following graphic modes:
*
* - 4 bpp planar modes whose memory size does not exceed 64K
* - 15, 16, 24 and 32 bpp linear modes
*/
if (info.vi_mem_model == V_INFO_MM_PLANAR) {
if (info.vi_planes != 4)
return ENODEV;
/*
* A memory size >64K requires bank switching to access the entire
* screen. XXX
*/
if (info.vi_width * info.vi_height / 8 > info.vi_window_size)
return ENODEV;
} else if (info.vi_mem_model == V_INFO_MM_DIRECT) {
if (!(info.vi_flags & V_INFO_LINEAR) &&
(info.vi_depth != 15) && (info.vi_depth != 16) &&
(info.vi_depth != 24) && (info.vi_depth != 32))
return ENODEV;
} else
return ENODEV;
/* stop screen saver, etc */
s = spltty();
if ((error = sc_clean_up(scp))) {
splx(s);
return error;
}
if (sc_render_match(scp, scp->sc->adp->va_name, PIXEL_MODE) == NULL) {
splx(s);
return ENODEV;
}
#if 0
if (scp->tsw)
(*scp->tsw->te_term)(scp, scp->ts);
scp->tsw = NULL;
scp->ts = NULL;
#endif
/* set up scp */
#ifndef SC_NO_HISTORY
if (scp->history != NULL)
sc_hist_save(scp);
#endif
prev_ysize = scp->ysize;
scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN);
scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE);
scp->xsize = xsize;
scp->ysize = ysize;
scp->xoff = (scp->xpixel/8 - xsize)/2;
scp->yoff = (scp->ypixel/fontsize - ysize)/2;
scp->font = font;
scp->font_size = fontsize;
scp->font_width = fontwidth;
/* allocate buffers */
sc_alloc_scr_buffer(scp, TRUE, TRUE);
sc_init_emulator(scp, NULL);
#ifndef SC_NO_CUTPASTE
sc_alloc_cut_buffer(scp, FALSE);
#endif
#ifndef SC_NO_HISTORY
sc_alloc_history_buffer(scp, 0, prev_ysize, FALSE);
#endif
splx(s);
if (scp == scp->sc->cur_scp) {
sc_set_border(scp, scp->border);
sc_set_cursor_image(scp);
}
scp->status &= ~UNKNOWN_MODE;
if (tp == NULL)
return 0;
if (tp->t_winsize.ws_col != scp->xsize
|| tp->t_winsize.ws_row != scp->ysize) {
tp->t_winsize.ws_col = scp->xsize;
tp->t_winsize.ws_row = scp->ysize;
if (tp->t_pgrp != NULL) {
PGRP_LOCK(tp->t_pgrp);
pgsignal(tp->t_pgrp, SIGWINCH, 1);
PGRP_UNLOCK(tp->t_pgrp);
}
}
return 0;
#endif /* SC_PIXEL_MODE */
}
static int
snake_saver(video_adapter_t *adp, int blank)
{
static int dirx, diry;
int f;
sc_softc_t *sc;
scr_stat *scp;
/* XXX hack for minimal changes. */
#define save message
#define savs messagep
sc = sc_find_softc(adp, NULL);
if (sc == NULL)
return EAGAIN;
scp = sc->cur_scp;
if (blank) {
if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
return EAGAIN;
if (blanked <= 0) {
#ifdef PC98
if (epson_machine_id == 0x20) {
outb(0x43f, 0x42);
outb(0x0c17, inb(0xc17) & ~0x08);
outb(0x43f, 0x40);
}
#endif /* PC98 */
sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
(FG_LIGHTGREY | BG_BLACK) << 8);
(*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1);
sc_set_border(scp, 0);
dirx = (scp->xpos ? 1 : -1);
diry = (scp->ypos ?
scp->xsize : -scp->xsize);
for (f=0; f< messagelen; f++)
savs[f] = scp->xpos + scp->ypos*scp->xsize;
sc_vtb_putc(&scp->scr, savs[0], sc->scr_map[*save],
(FG_LIGHTGREY | BG_BLACK) << 8);
blanked = 1;
}
if (blanked++ < 4)
return 0;
blanked = 1;
sc_vtb_putc(&scp->scr, savs[messagelen - 1], sc->scr_map[0x20],
(FG_LIGHTGREY | BG_BLACK) << 8);
for (f=messagelen-1; f > 0; f--)
savs[f] = savs[f-1];
f = savs[0];
if ((f % scp->xsize) == 0 ||
(f % scp->xsize) == scp->xsize - 1 ||
(random() % 50) == 0)
dirx = -dirx;
if ((f / scp->xsize) == 0 ||
(f / scp->xsize) == scp->ysize - 1 ||
(random() % 20) == 0)
diry = -diry;
savs[0] += dirx + diry;
for (f=messagelen-1; f>=0; f--)
sc_vtb_putc(&scp->scr, savs[f], sc->scr_map[save[f]],
(FG_LIGHTGREY | BG_BLACK) << 8);
}
else {
#ifdef PC98
if (epson_machine_id == 0x20) {
outb(0x43f, 0x42);
outb(0x0c17, inb(0xc17) | 0x08);
outb(0x43f, 0x40);
}
#endif /* PC98 */
blanked = 0;
}
return 0;
}
int
sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, int ysize,
int fontsize, int fontwidth)
{
#ifndef SC_PIXEL_MODE
return ENODEV;
#else
video_info_t info;
ksiginfo_t ksi;
u_char *font;
int prev_ysize;
int error;
int s;
if (vidd_get_info(scp->sc->adp, scp->mode, &info))
return ENODEV; /* this shouldn't happen */
/* adjust argument values */
if (fontsize <= 0)
fontsize = info.vi_cheight;
if (fontsize < 14)
fontsize = 8;
else if (fontsize >= 16)
fontsize = 16;
else
fontsize = 14;
#ifndef SC_NO_FONT_LOADING
switch (fontsize) {
case 8:
if ((scp->sc->fonts_loaded & FONT_8) == 0)
return (EINVAL);
font = scp->sc->font_8;
break;
case 14:
if ((scp->sc->fonts_loaded & FONT_14) == 0)
return (EINVAL);
font = scp->sc->font_14;
break;
case 16:
if ((scp->sc->fonts_loaded & FONT_16) == 0)
return (EINVAL);
font = scp->sc->font_16;
break;
}
#else
font = NULL;
#endif
if (xsize <= 0)
xsize = info.vi_width/8;
if (ysize <= 0)
ysize = info.vi_height/fontsize;
if ((info.vi_width < xsize*8) || (info.vi_height < ysize*fontsize))
return EINVAL;
if (!sc_support_pixel_mode(&info))
return ENODEV;
/* stop screen saver, etc */
s = spltty();
if ((error = sc_clean_up(scp))) {
splx(s);
return error;
}
if (sc_render_match(scp, scp->sc->adp->va_name, PIXEL_MODE) == NULL) {
splx(s);
return ENODEV;
}
#if 0
if (scp->tsw)
(*scp->tsw->te_term)(scp, scp->ts);
scp->tsw = NULL;
scp->ts = NULL;
#endif
/* set up scp */
#ifndef SC_NO_HISTORY
if (scp->history != NULL)
sc_hist_save(scp);
#endif
prev_ysize = scp->ysize;
scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN);
scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE);
scp->xsize = xsize;
scp->ysize = ysize;
scp->xoff = (scp->xpixel/8 - xsize)/2;
scp->yoff = (scp->ypixel/fontsize - ysize)/2;
scp->font = font;
scp->font_size = fontsize;
scp->font_width = fontwidth;
/* allocate buffers */
sc_alloc_scr_buffer(scp, TRUE, TRUE);
sc_init_emulator(scp, NULL);
#ifndef SC_NO_CUTPASTE
sc_alloc_cut_buffer(scp, FALSE);
#endif
#ifndef SC_NO_HISTORY
sc_alloc_history_buffer(scp, 0, prev_ysize, FALSE);
#endif
splx(s);
if (scp == scp->sc->cur_scp) {
sc_set_border(scp, scp->border);
sc_set_cursor_image(scp);
}
scp->status &= ~UNKNOWN_MODE;
if (tp == NULL)
return 0;
if (tp->t_winsize.ws_col != scp->xsize
|| tp->t_winsize.ws_row != scp->ysize) {
tp->t_winsize.ws_col = scp->xsize;
tp->t_winsize.ws_row = scp->ysize;
if (tp->t_pgrp != NULL) {
ksiginfo_init(&ksi);
ksi.ksi_signo = SIGWINCH;
ksi.ksi_code = SI_KERNEL;
PGRP_LOCK(tp->t_pgrp);
pgsignal(tp->t_pgrp, SIGWINCH, 1, &ksi);
PGRP_UNLOCK(tp->t_pgrp);
}
}
return 0;
#endif /* SC_PIXEL_MODE */
}
/*
* Alternate saver that got its inspiration from a well known utility
* package for an inferior^H^H^H^H^H^Hfamous OS.
*/
static int
star_saver(video_adapter_t *adp, int blank)
{
sc_softc_t *sc;
scr_stat *scp;
int cell, i;
static u_char pattern[] = {"...........++++*** "};
#ifndef PC98
static char colors[] = {FG_DARKGREY, FG_LIGHTGREY,
FG_WHITE, FG_LIGHTCYAN};
#else
static char colors[] = {FG_BLUE, FG_LIGHTGREY,
FG_LIGHTGREY, FG_CYAN};
#endif /* PC98 */
static u_short stars[NUM_STARS][2];
sc = sc_find_softc(adp, NULL);
if (sc == NULL)
return EAGAIN;
scp = sc->cur_scp;
if (blank) {
if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
return EAGAIN;
if (!blanked) {
#ifdef PC98
if (epson_machine_id == 0x20) {
outb(0x43f, 0x42);
outb(0x0c17, inb(0xc17) & ~0x08);
outb(0x43f, 0x40);
}
#endif /* PC98 */
/* clear the screen and set the border color */
sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
(FG_LIGHTGREY | BG_BLACK) << 8);
(*vidsw[adp->va_index]->set_hw_cursor)(adp, -1, -1);
sc_set_border(scp, 0);
blanked = TRUE;
for(i=0; i<NUM_STARS; i++) {
stars[i][0] =
random() % (scp->xsize*scp->ysize);
stars[i][1] = 0;
}
}
cell = random() % NUM_STARS;
sc_vtb_putc(&scp->scr, stars[cell][0],
sc->scr_map[pattern[stars[cell][1]]],
colors[random()%sizeof(colors)] << 8);
if ((stars[cell][1]+=(random()%4)) >= sizeof(pattern)-1) {
stars[cell][0] = random() % (scp->xsize*scp->ysize);
stars[cell][1] = 0;
}
}
else {
#ifdef PC98
if (epson_machine_id == 0x20) {
outb(0x43f, 0x42);
outb(0x0c17, inb(0xc17) | 0x08);
outb(0x43f, 0x40);
}
#endif /* PC98 */
blanked = FALSE;
}
return 0;
}
static int
daemon_saver(video_adapter_t *adp, int blank)
{
static int txpos = 10, typos = 10;
static int txdir = -1, tydir = -1;
static int dxpos = 0, dypos = 0;
static int dxdir = 1, dydir = 1;
static int moved_daemon = 0;
static int xoff, yoff, toff;
static int xlen, ylen, tlen;
sc_softc_t *sc;
scr_stat *scp;
int min, max;
sc = sc_find_softc(adp, NULL);
if (sc == NULL)
return EAGAIN;
scp = sc->cur_scp;
if (blank) {
if (adp->va_info.vi_flags & V_INFO_GRAPHICS)
return EAGAIN;
if (blanked == 0) {
/* clear the screen and set the border color */
sc_vtb_clear(&scp->scr, sc->scr_map[0x20],
ATTR(FG_LIGHTGREY | BG_BLACK));
vidd_set_hw_cursor(adp, -1, -1);
sc_set_border(scp, 0);
xlen = ylen = tlen = 0;
}
if (blanked++ < 2)
return 0;
blanked = 1;
clear_daemon(sc, dxpos, dypos, dxdir, xoff, yoff, xlen, ylen);
clear_string(sc, txpos, typos, toff, message, tlen);
if (++moved_daemon) {
/*
* The daemon picture may be off the screen, if
* screen size is chagened while the screen
* saver is inactive. Make sure the origin of
* the picture is between min and max.
*/
if (scp->xsize <= DAEMON_MAX_WIDTH) {
/*
* If the screen width is too narrow, we
* allow part of the picture go off
* the screen so that the daemon won't
* flip too often.
*/
min = scp->xsize - DAEMON_MAX_WIDTH - 10;
max = 10;
} else {
min = 0;
max = scp->xsize - DAEMON_MAX_WIDTH;
}
if (dxpos <= min) {
dxpos = min;
dxdir = 1;
} else if (dxpos >= max) {
dxpos = max;
dxdir = -1;
}
if (scp->ysize <= DAEMON_MAX_HEIGHT) {
min = scp->ysize - DAEMON_MAX_HEIGHT - 10;
max = 10;
} else {
min = 0;
max = scp->ysize - DAEMON_MAX_HEIGHT;
}
if (dypos <= min) {
dypos = min;
dydir = 1;
} else if (dypos >= max) {
dypos = max;
dydir = -1;
}
moved_daemon = -1;
dxpos += dxdir; dypos += dydir;
/* clip the picture */
xoff = 0;
xlen = DAEMON_MAX_WIDTH;
if (dxpos + xlen <= 0)
xlen = 0;
else if (dxpos < 0)
xoff = -dxpos;
if (dxpos >= scp->xsize)
xlen = 0;
else if (dxpos + xlen > scp->xsize)
xlen = scp->xsize - dxpos;
yoff = 0;
ylen = DAEMON_MAX_HEIGHT;
if (dypos + ylen <= 0)
ylen = 0;
else if (dypos < 0)
yoff = -dypos;
if (dypos >= scp->ysize)
ylen = 0;
else if (dypos + ylen > scp->ysize)
ylen = scp->ysize - dypos;
}
if (scp->xsize <= messagelen) {
min = scp->xsize - messagelen - 10;
max = 10;
} else {
min = 0;
max = scp->xsize - messagelen;
}
if (txpos <= min) {
txpos = min;
txdir = 1;
} else if (txpos >= max) {
txpos = max;
txdir = -1;
}
if (typos <= 0) {
typos = 0;
tydir = 1;
} else if (typos >= scp->ysize - 1) {
typos = scp->ysize - 1;
tydir = -1;
}
txpos += txdir; typos += tydir;
toff = 0;
tlen = messagelen;
if (txpos + tlen <= 0)
tlen = 0;
else if (txpos < 0)
toff = -txpos;
if (txpos >= scp->xsize)
tlen = 0;
else if (txpos + tlen > scp->xsize)
tlen = scp->xsize - txpos;
draw_daemon(sc, dxpos, dypos, dxdir, xoff, yoff, xlen, ylen);
draw_string(sc, txpos, typos, toff, message, tlen);
} else
blanked = 0;
return 0;
}