syscons.c revision 177431
112032Speter/*- 212032Speter * Copyright (c) 1992-1998 S�ren Schmidt 312032Speter * All rights reserved. 412032Speter * 512032Speter * This code is derived from software contributed to The DragonFly Project 612032Speter * by Sascha Wildner <saw@online.de> 712032Speter * 812032Speter * Redistribution and use in source and binary forms, with or without 912032Speter * modification, are permitted provided that the following conditions 1012032Speter * are met: 1112032Speter * 1. Redistributions of source code must retain the above copyright 1212032Speter * notice, this list of conditions and the following disclaimer, 1312032Speter * without modification, immediately at the beginning of the file. 1412032Speter * 2. Redistributions in binary form must reproduce the above copyright 1512032Speter * notice, this list of conditions and the following disclaimer in the 1612032Speter * documentation and/or other materials provided with the distribution. 1712032Speter * 3. The name of the author may not be used to endorse or promote products 1812032Speter * derived from this software without specific prior written permission. 1912032Speter * 2012032Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 2112032Speter * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 2212032Speter * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2312032Speter * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2412032Speter * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2512032Speter * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2612032Speter * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2712032Speter * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2812032Speter * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2912032Speter * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3012032Speter */ 3112032Speter 32114601Sobrien#include <sys/cdefs.h> 33114601Sobrien__FBSDID("$FreeBSD: head/sys/dev/syscons/syscons.c 177431 2008-03-20 04:10:52Z bland $"); 3412032Speter 3512032Speter#include "opt_compat.h" 3696638Sdes#include "opt_syscons.h" 3712032Speter#include "opt_splash.h" 3896479Sphk#include "opt_ddb.h" 3912032Speter 4098542Smckusick#include <sys/param.h> 4112032Speter#include <sys/systm.h> 4212032Speter#include <sys/conf.h> 4330262Scharnier#include <sys/cons.h> 4430262Scharnier#include <sys/consio.h> 4574071Sps#include <sys/kdb.h> 4630262Scharnier#include <sys/eventhandler.h> 4769793Sobrien#include <sys/fbio.h> 4830262Scharnier#include <sys/kbio.h> 4912032Speter#include <sys/kernel.h> 5012032Speter#include <sys/lock.h> 5112032Speter#include <sys/malloc.h> 5230262Scharnier#include <sys/mutex.h> 5312032Speter#include <sys/priv.h> 5412032Speter#include <sys/proc.h> 5512032Speter#include <sys/random.h> 5612032Speter#include <sys/reboot.h> 5712032Speter#include <sys/signalvar.h> 5887554Smikeh#include <sys/sysctl.h> 5912032Speter#include <sys/tty.h> 6012032Speter#include <sys/power.h> 61108458Smike 6212032Speter#include <machine/clock.h> 6398542Smckusick#if defined(__sparc64__) || defined(__powerpc__) 6498542Smckusick#include <machine/sc_machdep.h> 6598542Smckusick#else 6687554Smikeh#include <machine/pc/display.h> 6787554Smikeh#endif 6887554Smikeh#if defined( __i386__) || defined(__amd64__) 6987554Smikeh#include <machine/psl.h> 7087554Smikeh#include <machine/frame.h> 7187554Smikeh#endif 7287554Smikeh 7387554Smikeh#include <dev/kbd/kbdreg.h> 7487554Smikeh#include <dev/fb/fbreg.h> 7587554Smikeh#include <dev/fb/splashreg.h> 7687554Smikeh#include <dev/syscons/syscons.h> 7787554Smikeh 7812032Speter#define COLD 0 7912032Speter#define WARM 1 8012032Speter 8112032Speter#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 8212032Speter#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 8312032Speter 8412032Speter#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 8541727Sdillon 8641727Sdillontypedef struct default_attr { 8741727Sdillon int std_color; /* normal hardware color */ 8812032Speter int rev_color; /* reverse hardware color */ 8912032Speter} default_attr; 9012032Speter 9112032Speterstatic default_attr user_default = { 9241727Sdillon SC_NORM_ATTR, 9312032Speter SC_NORM_REV_ATTR, 9412032Speter}; 9512032Speter 9698542Smckusickstatic default_attr kernel_default = { 9798542Smckusick SC_KERNEL_CONS_ATTR, 9898542Smckusick SC_KERNEL_CONS_REV_ATTR, 9912032Speter}; 10098542Smckusick 10198542Smckusickstatic int sc_console_unit = -1; 10298542Smckusickstatic int sc_saver_keyb_only = 1; 10398542Smckusickstatic scr_stat *sc_console; 10498542Smckusickstatic struct tty *sc_console_tty; 10598542Smckusickstatic struct consdev *sc_consptr; 10698542Smckusickstatic void *kernel_console_ts; 10798542Smckusickstatic scr_stat main_console; 10898542Smckusickstatic struct cdev *main_devs[MAXCONS]; 10930262Scharnier 11087554Smikehstatic char init_done = COLD; 11112032Speterstatic char shutdown_in_progress = FALSE; 11212032Speterstatic char sc_malloc = FALSE; 11312032Speter 11498542Smckusickstatic int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 11512032Speterstatic int run_scrn_saver = FALSE; /* should run the saver? */ 11612032Speterstatic int enable_bell = TRUE; /* enable beeper */ 11712032Speter 11898542Smckusick#ifndef SC_DISABLE_REBOOT 11998542Smckusickstatic int enable_reboot = TRUE; /* enable keyboard reboot */ 12098542Smckusick#endif 12112032Speter 12212032Speter#ifndef SC_DISABLE_KDBKEY 12312032Speterstatic int enable_kdbkey = TRUE; /* enable keyboard debug */ 12412032Speter#endif 12598542Smckusick 12698542Smckusickstatic long scrn_blank_time = 0; /* screen saver timeout value */ 12798542Smckusick#ifdef DEV_SPLASH 12830262Scharnierstatic int scrn_blanked; /* # of blanked screen */ 12912032Speterstatic int sticky_splash = FALSE; 13028160Sjkh 13198542Smckusickstatic void none_saver(sc_softc_t *sc, int blank) { } 13230262Scharnierstatic void (*current_saver)(sc_softc_t *, int) = none_saver; 13312032Speter#endif 13412032Speter 13598542SmckusickSYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 13698542SmckusickSYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 13798542SmckusickSYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 13898542Smckusick &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 13998542SmckusickSYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 14012032Speter 0, "enable bell"); 14112032Speter#ifndef SC_DISABLE_REBOOT 14212032SpeterSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 14398542Smckusick 0, "enable keyboard reboot"); 14412032Speter#endif 14598542Smckusick#ifndef SC_DISABLE_KDBKEY 14612032SpeterSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 14712032Speter 0, "enable keyboard debug"); 14898542Smckusick#endif 14912032Speter#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 15098542Smckusick#include "font.h" 15112032Speter#endif 15212032Speter 15312032Speter d_ioctl_t *sc_user_ioctl; 15498542Smckusick 15512032Speterstatic bios_values_t bios_value; 15612032Speter 15712032Speterstatic int enable_panic_key; 15812032SpeterSYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 15912032Speter 0, "Enable panic via keypress specified in kbdmap(5)"); 16012032Speter 16112032Speter#define SC_CONSOLECTL 255 16212032Speter 16312032Speter#define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 16412032Speter#define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \ 16512032Speter SC_DEV((sc), (x))->si_tty : NULL) 16612032Speter#define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN)) 16712032Speter 16812032Speterstatic int debugger; 16912032Speter 17012032Speter/* prototypes */ 17112032Speterstatic int sc_allocate_keyboard(sc_softc_t *sc, int unit); 17212032Speterstatic struct tty *sc_alloc_tty(struct cdev *dev); 17312032Speterstatic int scvidprobe(int unit, int flags, int cons); 17412032Speterstatic int sckbdprobe(int unit, int flags, int cons); 17512032Speterstatic void scmeminit(void *arg); 17612032Speterstatic int scdevtounit(struct cdev *dev); 17712032Speterstatic kbd_callback_func_t sckbdevent; 17812032Speterstatic int scparam(struct tty *tp, struct termios *t); 17912032Speterstatic void scstart(struct tty *tp); 18012032Speterstatic void scinit(int unit, int flags); 18112032Speterstatic scr_stat *sc_get_stat(struct cdev *devptr); 18230262Scharnierstatic void scterm(int unit, int flags); 18398542Smckusickstatic void scshutdown(void *arg, int howto); 18498542Smckusickstatic u_int scgetc(sc_softc_t *sc, u_int flags); 18598542Smckusick#define SCGETC_CN 1 18612032Speter#define SCGETC_NONBLOCK 2 18712032Speterstatic int sccngetch(int flags); 18898542Smckusickstatic void sccnupdate(scr_stat *scp); 18912032Speterstatic scr_stat *alloc_scp(sc_softc_t *sc, int vty); 19012032Speterstatic void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 19198542Smckusickstatic timeout_t scrn_timer; 19212032Speterstatic int and_region(int *s1, int *e1, int s2, int e2); 19312032Speterstatic void scrn_update(scr_stat *scp, int show_cursor); 19412032Speter 19512032Speter#ifdef DEV_SPLASH 19612032Speterstatic int scsplash_callback(int event, void *arg); 19712032Speterstatic void scsplash_saver(sc_softc_t *sc, int show); 19812032Speterstatic int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 19912032Speterstatic int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 20012032Speterstatic int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 20112032Speterstatic int restore_scrn_saver_mode(scr_stat *scp, int changemode); 20212032Speterstatic void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 20312032Speterstatic int wait_scrn_saver_stop(sc_softc_t *sc); 20412032Speter#define scsplash_stick(stick) (sticky_splash = (stick)) 20512032Speter#else /* !DEV_SPLASH */ 20612032Speter#define scsplash_stick(stick) 20712032Speter#endif /* DEV_SPLASH */ 20812032Speter 20912032Speterstatic int do_switch_scr(sc_softc_t *sc, int s); 21012032Speterstatic int vt_proc_alive(scr_stat *scp); 21112032Speterstatic int signal_vt_rel(scr_stat *scp); 21212032Speterstatic int signal_vt_acq(scr_stat *scp); 21312032Speterstatic int finish_vt_rel(scr_stat *scp, int release, int *s); 21430262Scharnierstatic int finish_vt_acq(scr_stat *scp); 21530262Scharnierstatic void exchange_scr(sc_softc_t *sc); 21612032Speterstatic void update_cursor_image(scr_stat *scp); 21787554Smikehstatic void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 21812032Speterstatic int save_kbd_state(scr_stat *scp); 21912032Speterstatic int update_kbd_state(scr_stat *scp, int state, int mask); 22012032Speterstatic int update_kbd_leds(scr_stat *scp, int which); 22112032Speterstatic timeout_t blink_screen; 22212032Speter 22330262Scharnierstatic cn_probe_t sc_cnprobe; 22430262Scharnierstatic cn_init_t sc_cninit; 22512032Speterstatic cn_term_t sc_cnterm; 22612032Speterstatic cn_getc_t sc_cngetc; 22712032Speterstatic cn_putc_t sc_cnputc; 22812032Speter 22912032SpeterCONSOLE_DRIVER(sc); 23012032Speter 23112032Speterstatic d_open_t scopen; 23212032Speterstatic d_close_t scclose; 23330262Scharnierstatic d_read_t scread; 23430262Scharnierstatic d_ioctl_t scioctl; 23512032Speterstatic d_mmap_t scmmap; 23687554Smikeh 23712032Speterstatic struct cdevsw sc_cdevsw = { 23812032Speter .d_version = D_VERSION, 23912032Speter .d_open = scopen, 24012032Speter .d_close = scclose, 24112032Speter .d_read = scread, 24230262Scharnier .d_ioctl = scioctl, 24330262Scharnier .d_mmap = scmmap, 24412032Speter .d_name = "sc", 24512032Speter .d_flags = D_TTY | D_NEEDGIANT, 24612032Speter}; 24712032Speter 24812032Speterint 24912032Spetersc_probe_unit(int unit, int flags) 25012032Speter{ 25112032Speter if (!scvidprobe(unit, flags, FALSE)) { 25212032Speter if (bootverbose) 25312032Speter printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 25430262Scharnier return ENXIO; 25530262Scharnier } 25612032Speter 25712032Speter /* syscons will be attached even when there is no keyboard */ 25812032Speter sckbdprobe(unit, flags, FALSE); 25987554Smikeh 26012032Speter return 0; 26112032Speter} 26212032Speter 26312032Speter/* probe video adapters, return TRUE if found */ 26412032Speterstatic int 26512032Speterscvidprobe(int unit, int flags, int cons) 26612032Speter{ 26712032Speter /* 26812032Speter * Access the video adapter driver through the back door! 26930262Scharnier * Video adapter drivers need to be configured before syscons. 27012032Speter * However, when syscons is being probed as the low-level console, 27112032Speter * they have not been initialized yet. We force them to initialize 27230262Scharnier * themselves here. XXX 27330262Scharnier */ 27412032Speter vid_configure(cons ? VIO_PROBE_ONLY : 0); 27512032Speter 27630262Scharnier return (vid_find_adapter("*", unit) >= 0); 27730262Scharnier} 27812032Speter 27912032Speter/* probe the keyboard, return TRUE if found */ 28012032Speterstatic int 28112032Spetersckbdprobe(int unit, int flags, int cons) 28212032Speter{ 28312032Speter /* access the keyboard driver through the backdoor! */ 28412032Speter kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 28512032Speter 28612032Speter return (kbd_find_keyboard("*", unit) >= 0); 28712032Speter} 28812032Speter 28912032Speterstatic char 29012032Speter*adapter_name(video_adapter_t *adp) 29130262Scharnier{ 29287554Smikeh static struct { 29387554Smikeh int type; 29412032Speter char *name[2]; 29587554Smikeh } names[] = { 29687554Smikeh { KD_MONO, { "MDA", "MDA" } }, 29787554Smikeh { KD_HERCULES, { "Hercules", "Hercules" } }, 29887554Smikeh { KD_CGA, { "CGA", "CGA" } }, 29912032Speter { KD_EGA, { "EGA", "EGA (mono)" } }, 30012032Speter { KD_VGA, { "VGA", "VGA (mono)" } }, 30112032Speter { KD_PC98, { "PC-98x1", "PC-98x1" } }, 30212032Speter { KD_TGA, { "TGA", "TGA" } }, 30312032Speter { -1, { "Unknown", "Unknown" } }, 30412032Speter }; 30530262Scharnier int i; 30630262Scharnier 30712032Speter for (i = 0; names[i].type != -1; ++i) 30812032Speter if (names[i].type == adp->va_type) 30912032Speter break; 31012032Speter return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 31112032Speter} 31212032Speter 31312032Speterstatic struct tty * 31412032Spetersc_alloc_tty(struct cdev *dev) 31512032Speter{ 31612032Speter struct tty *tp; 31712032Speter 31812032Speter tp = dev->si_tty = ttyalloc(); 31912032Speter ttyinitmode(tp, 1, 0); 32012032Speter tp->t_oproc = scstart; 32112032Speter tp->t_param = scparam; 32212032Speter tp->t_stop = nottystop; 32312032Speter tp->t_dev = dev; 32412032Speter return (tp); 32512032Speter} 32612032Speter 32712032Speterint 32812032Spetersc_attach_unit(int unit, int flags) 32912032Speter{ 33012032Speter sc_softc_t *sc; 33112032Speter scr_stat *scp; 33212032Speter#ifdef SC_PIXEL_MODE 33312032Speter video_info_t info; 33412032Speter#endif 33512032Speter int vc; 33612032Speter struct cdev *dev; 33712032Speter 33812032Speter flags &= ~SC_KERNEL_CONSOLE; 33912032Speter 34012032Speter if (sc_console_unit == unit) { 34130262Scharnier /* 34230262Scharnier * If this unit is being used as the system console, we need to 34312032Speter * adjust some variables and buffers before and after scinit(). 34412032Speter */ 34587554Smikeh /* assert(sc_console != NULL) */ 34612032Speter flags |= SC_KERNEL_CONSOLE; 34712032Speter scmeminit(NULL); 34812032Speter 34912032Speter scinit(unit, flags); 35012032Speter 35112032Speter if (sc_console->tsw->te_size > 0) { 35212032Speter /* assert(sc_console->ts != NULL); */ 35312032Speter kernel_console_ts = sc_console->ts; 35412032Speter sc_console->ts = malloc(sc_console->tsw->te_size, 35530262Scharnier M_DEVBUF, M_WAITOK); 35698542Smckusick bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size); 35787554Smikeh (*sc_console->tsw->te_default_attr)(sc_console, 35812032Speter user_default.std_color, 35912032Speter user_default.rev_color); 36012032Speter } 36112032Speter } else { 36298542Smckusick scinit(unit, flags); 36312032Speter } 36412032Speter 36587554Smikeh sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 36612032Speter sc->config = flags; 36712032Speter scp = sc_get_stat(sc->dev[0]); 36812032Speter if (sc_console == NULL) /* sc_console_unit < 0 */ 36930262Scharnier sc_console = scp; 37053764Scharnier 37112032Speter#ifdef SC_PIXEL_MODE 37212032Speter if ((sc->config & SC_VESA800X600) 37312032Speter && (vidd_get_info(sc->adp, M_VESA_800x600, &info) == 0)) { 37498542Smckusick#ifdef DEV_SPLASH 37512032Speter if (sc->flags & SC_SPLASH_SCRN) 37698542Smckusick splash_term(sc->adp); 37798542Smckusick#endif 37812032Speter sc_set_graphics_mode(scp, NULL, M_VESA_800x600); 37998542Smckusick sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 38012032Speter sc->initial_mode = M_VESA_800x600; 38112032Speter#ifdef DEV_SPLASH 38298542Smckusick /* put up the splash again! */ 38398542Smckusick if (sc->flags & SC_SPLASH_SCRN) 38412032Speter splash_init(sc->adp, scsplash_callback, sc); 38512032Speter#endif 38612032Speter } 38712032Speter#endif /* SC_PIXEL_MODE */ 38812032Speter 38912032Speter /* initialize cursor */ 39012032Speter if (!ISGRAPHSC(scp)) 39112032Speter update_cursor_image(scp); 39212032Speter 39312032Speter /* get screen update going */ 39430262Scharnier scrn_timer(sc); 39512032Speter 39612032Speter /* set up the keyboard */ 39712032Speter kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 39812032Speter update_kbd_state(scp, scp->status, LOCK_MASK); 39912032Speter 40030262Scharnier printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 40153764Scharnier SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 40212032Speter if (bootverbose) { 40312032Speter printf("%s%d:", SC_DRIVER_NAME, unit); 40412032Speter if (sc->adapter >= 0) 40512032Speter printf(" fb%d", sc->adapter); 40612032Speter if (sc->keyboard >= 0) 40712032Speter printf(", kbd%d", sc->keyboard); 40812032Speter if (scp->tsw) 40912032Speter printf(", terminal emulator: %s (%s)", 41012032Speter scp->tsw->te_name, scp->tsw->te_desc); 41112032Speter printf("\n"); 41212032Speter } 41312032Speter 41412032Speter /* register a shutdown callback for the kernel console */ 41530262Scharnier if (sc_console_unit == unit) 41612032Speter EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, 41712032Speter (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT); 41812032Speter 41912032Speter for (vc = 0; vc < sc->vtys; vc++) { 42012032Speter if (sc->dev[vc] == NULL) { 42112032Speter sc->dev[vc] = make_dev(&sc_cdevsw, vc + unit * MAXCONS, 42296638Sdes UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS); 42396638Sdes sc_alloc_tty(sc->dev[vc]); 42496638Sdes if (vc == 0 && sc->dev == main_devs) 42512032Speter SC_STAT(sc->dev[0]) = &main_console; 42612032Speter } 42712032Speter /* 42812032Speter * The first vty already has struct tty and scr_stat initialized 42912032Speter * in scinit(). The other vtys will have these structs when 43030262Scharnier * first opened. 43198542Smckusick */ 43287554Smikeh } 43312032Speter 43412032Speter dev = make_dev(&sc_cdevsw, SC_CONSOLECTL, 43512032Speter UID_ROOT, GID_WHEEL, 0600, "consolectl"); 43612032Speter sc_console_tty = sc_alloc_tty(dev); 43712032Speter ttyconsolemode(sc_console_tty, 0); 43898542Smckusick SC_STAT(dev) = sc_console; 43987554Smikeh 44012032Speter return 0; 44112032Speter} 44212032Speter 44312032Speterstatic void 44498542Smckusickscmeminit(void *arg) 44598542Smckusick{ 44698542Smckusick if (sc_malloc) 44798542Smckusick return; 44898542Smckusick sc_malloc = TRUE; 44998542Smckusick 45012032Speter /* 45130262Scharnier * As soon as malloc() becomes functional, we had better allocate 45212032Speter * various buffers for the kernel console. 45312032Speter */ 45430262Scharnier 45530262Scharnier if (sc_console_unit < 0) /* sc_console == NULL */ 45612032Speter return; 45712032Speter 45812032Speter /* copy the temporary buffer to the final buffer */ 45912032Speter sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 46012032Speter 46187554Smikeh#ifndef SC_NO_CUTPASTE 46212032Speter sc_alloc_cut_buffer(sc_console, FALSE); 46312032Speter#endif 46412032Speter 46512032Speter#ifndef SC_NO_HISTORY 46612032Speter /* initialize history buffer & pointers */ 46712032Speter sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 46812032Speter#endif 46912032Speter} 47012032Speter 47112032Speter/* XXX */ 47212032SpeterSYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 47330262Scharnier 47498542Smckusickstatic int 47587554Smikehscdevtounit(struct cdev *dev) 47612032Speter{ 47712032Speter int vty = SC_VTY(dev); 47812032Speter 47912032Speter if (vty == SC_CONSOLECTL) 48012032Speter return ((sc_console != NULL) ? sc_console->sc->unit : -1); 48112032Speter else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 48298542Smckusick return -1; 48312032Speter else 48412032Speter return vty/MAXCONS; 48512032Speter} 48612032Speter 48712032Speterstatic int 48812032Speterscopen(struct cdev *dev, int flag, int mode, struct thread *td) 48912032Speter{ 49087554Smikeh int unit = scdevtounit(dev); 49187554Smikeh sc_softc_t *sc; 49230262Scharnier struct tty *tp; 49312032Speter scr_stat *scp; 49412032Speter#ifndef __sparc64__ 49512032Speter keyarg_t key; 49698542Smckusick#endif 49798542Smckusick int error; 49898542Smckusick 49912032Speter DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 50012032Speter devtoname(dev), unit, SC_VTY(dev))); 50112032Speter 50212032Speter tp = dev->si_tty; 50312032Speter sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 50412032Speter if (sc == NULL) 50512032Speter return ENXIO; 50612032Speter 50712032Speter if (!ISTTYOPEN(tp)) { 50812032Speter tp->t_termios = tp->t_init_in; 50912032Speter /* Use the current setting of the <-- key as default VERASE. */ 51030262Scharnier /* If the Delete key is preferable, an stty is necessary */ 51112032Speter#ifndef __sparc64__ 51212032Speter if (sc->kbd != NULL) { 51312032Speter key.keynum = KEYCODE_BS; 51412032Speter kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 51512032Speter tp->t_cc[VERASE] = key.key.map[0]; 51612032Speter } 51712032Speter#endif 51812032Speter scparam(tp, &tp->t_termios); 51912032Speter ttyld_modem(tp, 1); 52030262Scharnier } 52130262Scharnier else 52212032Speter if (tp->t_state & TS_XCLUDE && priv_check(td, PRIV_TTY_EXCLUSIVE)) 52312032Speter return(EBUSY); 52430262Scharnier 52512032Speter error = ttyld_open(tp, dev); 52653764Scharnier 52712032Speter scp = sc_get_stat(dev); 52812032Speter if (scp == NULL) { 52912032Speter scp = SC_STAT(dev) = alloc_scp(sc, SC_VTY(dev)); 53012032Speter if (ISGRAPHSC(scp)) 53198542Smckusick sc_set_pixel_mode(scp, NULL, COL, ROW, 16, 8); 53298542Smckusick } 53398542Smckusick if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 53498542Smckusick tp->t_winsize.ws_col = scp->xsize; 53598542Smckusick tp->t_winsize.ws_row = scp->ysize; 53612032Speter } 53730262Scharnier 53812032Speter return error; 53912032Speter} 54012032Speter 54198542Smckusickstatic int 54298542Smckusickscclose(struct cdev *dev, int flag, int mode, struct thread *td) 54312032Speter{ 54487554Smikeh struct tty *tp = dev->si_tty; 54512032Speter scr_stat *scp; 54612032Speter int s; 54798542Smckusick 54830262Scharnier if (SC_VTY(dev) != SC_CONSOLECTL) { 54912032Speter scp = sc_get_stat(tp->t_dev); 55012032Speter /* were we in the middle of the VT switching process? */ 55112032Speter DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 55298542Smckusick s = spltty(); 55398542Smckusick if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 55498542Smckusick cnavailable(sc_consptr, TRUE); 55598542Smckusick if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 55698542Smckusick DPRINTF(5, ("reset WAIT_REL, ")); 55798542Smckusick if (finish_vt_acq(scp) == 0) /* force acknowledge */ 55898542Smckusick DPRINTF(5, ("reset WAIT_ACQ, ")); 55998542Smckusick#ifdef not_yet_done 56098542Smckusick if (scp == &main_console) { 56198542Smckusick scp->pid = 0; 56298542Smckusick scp->proc = NULL; 56398542Smckusick scp->smode.mode = VT_AUTO; 564114009Stjr } 56598542Smckusick else { 56698542Smckusick sc_vtb_destroy(&scp->vtb); 56798542Smckusick#ifndef __sparc64__ 56898542Smckusick sc_vtb_destroy(&scp->scr); 56998542Smckusick#endif 57030262Scharnier sc_free_history_buffer(scp, scp->ysize); 57112032Speter SC_STAT(dev) = NULL; 57212032Speter free(scp, M_DEVBUF); 57312032Speter } 57412032Speter#else 57512032Speter scp->pid = 0; 57612032Speter scp->proc = NULL; 57712032Speter scp->smode.mode = VT_AUTO; 57898542Smckusick#endif 57912032Speter scp->kbd_mode = K_XLATE; 58012032Speter if (scp == scp->sc->cur_scp) 58112032Speter kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 58230262Scharnier DPRINTF(5, ("done.\n")); 58330262Scharnier } 58487554Smikeh spltty(); 58512032Speter ttyld_close(tp, flag); 58612032Speter tty_close(tp); 58712032Speter spl0(); 58812032Speter return(0); 58974071Sps} 59012032Speter 59112032Speterstatic int 59212032Speterscread(struct cdev *dev, struct uio *uio, int flag) 59312032Speter{ 59412032Speter if (!sc_saver_keyb_only) 59512032Speter sc_touch_scrn_saver(); 59612032Speter return ttyread(dev, uio, flag); 59712032Speter} 59812032Speter 59912032Speterstatic int 60012032Spetersckbdevent(keyboard_t *thiskbd, int event, void *arg) 60112032Speter{ 60212032Speter sc_softc_t *sc; 60312032Speter struct tty *cur_tty; 60412032Speter int c; 60512032Speter size_t len; 60612032Speter u_char *cp; 60712032Speter 60812032Speter sc = (sc_softc_t *)arg; 60912032Speter /* assert(thiskbd == sc->kbd) */ 61012032Speter 61112032Speter switch (event) { 61212032Speter case KBDIO_KEYINPUT: 61312032Speter break; 61412032Speter case KBDIO_UNLOADING: 61512032Speter sc->kbd = NULL; 61612032Speter sc->keyboard = -1; 61712032Speter kbd_release(thiskbd, (void *)&sc->keyboard); 61812032Speter return 0; 61912032Speter default: 62012032Speter return EINVAL; 62112032Speter } 62212032Speter 62312032Speter /* 62412032Speter * Loop while there is still input to get from the keyboard. 62512032Speter * I don't think this is nessesary, and it doesn't fix 62612032Speter * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 62712032Speter */ 62812032Speter while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { 62912032Speter 63012032Speter cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); 63112032Speter if (!ISTTYOPEN(cur_tty)) { 63232595Sbde cur_tty = sc_console_tty; 63330262Scharnier if (!ISTTYOPEN(cur_tty)) 63469793Sobrien continue; 63512032Speter } 63612032Speter 63712032Speter if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 63812032Speter continue; 63912032Speter 64012032Speter switch (KEYFLAGS(c)) { 64112032Speter case 0x0000: /* normal key */ 64274071Sps ttyld_rint(cur_tty, KEYCHAR(c)); 64374071Sps break; 64474071Sps case FKEY: /* function key, return string */ 64574071Sps cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 64674071Sps if (cp != NULL) { 64774071Sps while (len-- > 0) 64874071Sps ttyld_rint(cur_tty, *cp++); 64912032Speter } 65012032Speter break; 651 case MKEY: /* meta is active, prepend ESC */ 652 ttyld_rint(cur_tty, 0x1b); 653 ttyld_rint(cur_tty, KEYCHAR(c)); 654 break; 655 case BKEY: /* backtab fixed sequence (esc [ Z) */ 656 ttyld_rint(cur_tty, 0x1b); 657 ttyld_rint(cur_tty, '['); 658 ttyld_rint(cur_tty, 'Z'); 659 break; 660 } 661 } 662 663 sc->cur_scp->status |= MOUSE_HIDDEN; 664 665 return 0; 666} 667 668static int 669scparam(struct tty *tp, struct termios *t) 670{ 671 tp->t_ispeed = t->c_ispeed; 672 tp->t_ospeed = t->c_ospeed; 673 tp->t_cflag = t->c_cflag; 674 return 0; 675} 676 677static int 678scioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 679{ 680 int error; 681 int i; 682 struct tty *tp; 683 sc_softc_t *sc; 684 scr_stat *scp; 685 int s; 686#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 687 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 688 int ival; 689#endif 690 691 tp = dev->si_tty; 692 693 /* If there is a user_ioctl function call that first */ 694 if (sc_user_ioctl) { 695 error = (*sc_user_ioctl)(dev, cmd, data, flag, td); 696 if (error != ENOIOCTL) 697 return error; 698 } 699 700 error = sc_vid_ioctl(tp, cmd, data, flag, td); 701 if (error != ENOIOCTL) 702 return error; 703 704#ifndef SC_NO_HISTORY 705 error = sc_hist_ioctl(tp, cmd, data, flag, td); 706 if (error != ENOIOCTL) 707 return error; 708#endif 709 710#ifndef SC_NO_SYSMOUSE 711 error = sc_mouse_ioctl(tp, cmd, data, flag, td); 712 if (error != ENOIOCTL) 713 return error; 714#endif 715 716 scp = sc_get_stat(tp->t_dev); 717 /* assert(scp != NULL) */ 718 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 719 sc = scp->sc; 720 721 if (scp->tsw) { 722 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag, td); 723 if (error != ENOIOCTL) 724 return error; 725 } 726 727 switch (cmd) { /* process console hardware related ioctl's */ 728 729 case GIO_ATTR: /* get current attributes */ 730 /* this ioctl is not processed here, but in the terminal emulator */ 731 return ENOTTY; 732 733 case GIO_COLOR: /* is this a color console ? */ 734 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 735 return 0; 736 737 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 738 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 739 return EINVAL; 740 s = spltty(); 741 scrn_blank_time = *(int *)data; 742 run_scrn_saver = (scrn_blank_time != 0); 743 splx(s); 744 return 0; 745 746 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 747 s = spltty(); 748 *(int *)data &= CONS_CURSOR_ATTRS; 749 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 750 splx(s); 751 return 0; 752 753 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 754 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 755 ((int *)data)[0] = scp->curr_curs_attr.flags; 756 ((int *)data)[1] = scp->curr_curs_attr.base; 757 ((int *)data)[2] = scp->curr_curs_attr.height; 758 } else { 759 ((int *)data)[0] = sc->curs_attr.flags; 760 ((int *)data)[1] = sc->curs_attr.base; 761 ((int *)data)[2] = sc->curs_attr.height; 762 } 763 return 0; 764 765 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 766 s = spltty(); 767 sc_change_cursor_shape(scp, ((int *)data)[0], 768 ((int *)data)[1], ((int *)data)[2]); 769 splx(s); 770 return 0; 771 772 case CONS_BELLTYPE: /* set bell type sound/visual */ 773 if ((*(int *)data) & CONS_VISUAL_BELL) 774 sc->flags |= SC_VISUAL_BELL; 775 else 776 sc->flags &= ~SC_VISUAL_BELL; 777 if ((*(int *)data) & CONS_QUIET_BELL) 778 sc->flags |= SC_QUIET_BELL; 779 else 780 sc->flags &= ~SC_QUIET_BELL; 781 return 0; 782 783 case CONS_GETINFO: /* get current (virtual) console info */ 784 { 785 vid_info_t *ptr = (vid_info_t*)data; 786 if (ptr->size == sizeof(struct vid_info)) { 787 ptr->m_num = sc->cur_scp->index; 788 ptr->font_size = scp->font_size; 789 ptr->mv_col = scp->xpos; 790 ptr->mv_row = scp->ypos; 791 ptr->mv_csz = scp->xsize; 792 ptr->mv_rsz = scp->ysize; 793 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 794 /* 795 * The following fields are filled by the terminal emulator. XXX 796 * 797 * ptr->mv_norm.fore 798 * ptr->mv_norm.back 799 * ptr->mv_rev.fore 800 * ptr->mv_rev.back 801 */ 802 ptr->mv_grfc.fore = 0; /* not supported */ 803 ptr->mv_grfc.back = 0; /* not supported */ 804 ptr->mv_ovscan = scp->border; 805 if (scp == sc->cur_scp) 806 save_kbd_state(scp); 807 ptr->mk_keylock = scp->status & LOCK_MASK; 808 return 0; 809 } 810 return EINVAL; 811 } 812 813 case CONS_GETVERS: /* get version number */ 814 *(int*)data = 0x200; /* version 2.0 */ 815 return 0; 816 817 case CONS_IDLE: /* see if the screen has been idle */ 818 /* 819 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 820 * the user process may have been writing something on the 821 * screen and syscons is not aware of it. Declare the screen 822 * is NOT idle if it is in one of these modes. But there is 823 * an exception to it; if a screen saver is running in the 824 * graphics mode in the current screen, we should say that the 825 * screen has been idle. 826 */ 827 *(int *)data = (sc->flags & SC_SCRN_IDLE) 828 && (!ISGRAPHSC(sc->cur_scp) 829 || (sc->cur_scp->status & SAVER_RUNNING)); 830 return 0; 831 832 case CONS_SAVERMODE: /* set saver mode */ 833 switch(*(int *)data) { 834 case CONS_NO_SAVER: 835 case CONS_USR_SAVER: 836 /* if a LKM screen saver is running, stop it first. */ 837 scsplash_stick(FALSE); 838 saver_mode = *(int *)data; 839 s = spltty(); 840#ifdef DEV_SPLASH 841 if ((error = wait_scrn_saver_stop(NULL))) { 842 splx(s); 843 return error; 844 } 845#endif 846 run_scrn_saver = TRUE; 847 if (saver_mode == CONS_USR_SAVER) 848 scp->status |= SAVER_RUNNING; 849 else 850 scp->status &= ~SAVER_RUNNING; 851 scsplash_stick(TRUE); 852 splx(s); 853 break; 854 case CONS_LKM_SAVER: 855 s = spltty(); 856 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 857 scp->status &= ~SAVER_RUNNING; 858 saver_mode = *(int *)data; 859 splx(s); 860 break; 861 default: 862 return EINVAL; 863 } 864 return 0; 865 866 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 867 /* 868 * Note that this ioctl does not guarantee the screen saver 869 * actually starts or stops. It merely attempts to do so... 870 */ 871 s = spltty(); 872 run_scrn_saver = (*(int *)data != 0); 873 if (run_scrn_saver) 874 sc->scrn_time_stamp -= scrn_blank_time; 875 splx(s); 876 return 0; 877 878 case CONS_SCRSHOT: /* get a screen shot */ 879 { 880 int retval, hist_rsz; 881 size_t lsize, csize; 882 vm_offset_t frbp, hstp; 883 unsigned lnum; 884 scrshot_t *ptr = (scrshot_t *)data; 885 void *outp = ptr->buf; 886 887 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 888 return EINVAL; 889 s = spltty(); 890 if (ISGRAPHSC(scp)) { 891 splx(s); 892 return EOPNOTSUPP; 893 } 894 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 895 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 896 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 897 splx(s); 898 return EINVAL; 899 } 900 901 lsize = scp->xsize * sizeof(u_int16_t); 902 csize = ptr->xsize * sizeof(u_int16_t); 903 /* Pointer to the last line of framebuffer */ 904 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 905 sizeof(u_int16_t); 906 /* Pointer to the last line of target buffer */ 907 outp = (char *)outp + ptr->ysize * csize; 908 /* Pointer to the last line of history buffer */ 909 if (scp->history != NULL) 910 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 911 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 912 else 913 hstp = 0; 914 915 retval = 0; 916 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 917 if (lnum < scp->ysize) { 918 frbp -= lsize; 919 } else { 920 hstp -= lsize; 921 if (hstp < scp->history->vtb_buffer) 922 hstp += scp->history->vtb_rows * lsize; 923 frbp = hstp; 924 } 925 if (lnum < ptr->y) 926 continue; 927 outp = (char *)outp - csize; 928 retval = copyout((void *)frbp, outp, csize); 929 if (retval != 0) 930 break; 931 } 932 splx(s); 933 return retval; 934 } 935 936 case VT_SETMODE: /* set screen switcher mode */ 937 { 938 struct vt_mode *mode; 939 struct proc *p1; 940 941 mode = (struct vt_mode *)data; 942 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 943 if (scp->smode.mode == VT_PROCESS) { 944 p1 = pfind(scp->pid); 945 if (scp->proc == p1 && scp->proc != td->td_proc) { 946 if (p1) 947 PROC_UNLOCK(p1); 948 DPRINTF(5, ("error EPERM\n")); 949 return EPERM; 950 } 951 if (p1) 952 PROC_UNLOCK(p1); 953 } 954 s = spltty(); 955 if (mode->mode == VT_AUTO) { 956 scp->smode.mode = VT_AUTO; 957 scp->proc = NULL; 958 scp->pid = 0; 959 DPRINTF(5, ("VT_AUTO, ")); 960 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 961 cnavailable(sc_consptr, TRUE); 962 /* were we in the middle of the vty switching process? */ 963 if (finish_vt_rel(scp, TRUE, &s) == 0) 964 DPRINTF(5, ("reset WAIT_REL, ")); 965 if (finish_vt_acq(scp) == 0) 966 DPRINTF(5, ("reset WAIT_ACQ, ")); 967 } else { 968 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 969 || !ISSIGVALID(mode->frsig)) { 970 splx(s); 971 DPRINTF(5, ("error EINVAL\n")); 972 return EINVAL; 973 } 974 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 975 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 976 scp->proc = td->td_proc; 977 scp->pid = scp->proc->p_pid; 978 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 979 cnavailable(sc_consptr, FALSE); 980 } 981 splx(s); 982 DPRINTF(5, ("\n")); 983 return 0; 984 } 985 986 case VT_GETMODE: /* get screen switcher mode */ 987 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 988 return 0; 989 990#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 991 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 992 case _IO('v', 4): 993 ival = IOCPARM_IVAL(data); 994 data = (caddr_t)&ival; 995 /* FALLTHROUGH */ 996#endif 997 case VT_RELDISP: /* screen switcher ioctl */ 998 s = spltty(); 999 /* 1000 * This must be the current vty which is in the VT_PROCESS 1001 * switching mode... 1002 */ 1003 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1004 splx(s); 1005 return EINVAL; 1006 } 1007 /* ...and this process is controlling it. */ 1008 if (scp->proc != td->td_proc) { 1009 splx(s); 1010 return EPERM; 1011 } 1012 error = EINVAL; 1013 switch(*(int *)data) { 1014 case VT_FALSE: /* user refuses to release screen, abort */ 1015 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1016 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1017 break; 1018 case VT_TRUE: /* user has released screen, go on */ 1019 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1020 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1021 break; 1022 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1023 if ((error = finish_vt_acq(scp)) == 0) 1024 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1025 break; 1026 default: 1027 break; 1028 } 1029 splx(s); 1030 return error; 1031 1032 case VT_OPENQRY: /* return free virtual console */ 1033 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1034 tp = VIRTUAL_TTY(sc, i); 1035 if (!ISTTYOPEN(tp)) { 1036 *(int *)data = i + 1; 1037 return 0; 1038 } 1039 } 1040 return EINVAL; 1041 1042#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1043 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1044 case _IO('v', 5): 1045 ival = IOCPARM_IVAL(data); 1046 data = (caddr_t)&ival; 1047 /* FALLTHROUGH */ 1048#endif 1049 case VT_ACTIVATE: /* switch to screen *data */ 1050 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1051 s = spltty(); 1052 error = sc_clean_up(sc->cur_scp); 1053 splx(s); 1054 if (error) 1055 return error; 1056 return sc_switch_scr(sc, i); 1057 1058#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1059 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1060 case _IO('v', 6): 1061 ival = IOCPARM_IVAL(data); 1062 data = (caddr_t)&ival; 1063 /* FALLTHROUGH */ 1064#endif 1065 case VT_WAITACTIVE: /* wait for switch to occur */ 1066 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1067 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1068 return EINVAL; 1069 if (i == sc->cur_scp->index) 1070 return 0; 1071 error = tsleep(VTY_WCHAN(sc, i), PZERO | PCATCH, "waitvt", 0); 1072 return error; 1073 1074 case VT_GETACTIVE: /* get active vty # */ 1075 *(int *)data = sc->cur_scp->index + 1; 1076 return 0; 1077 1078 case VT_GETINDEX: /* get this vty # */ 1079 *(int *)data = scp->index + 1; 1080 return 0; 1081 1082 case VT_LOCKSWITCH: /* prevent vty switching */ 1083 if ((*(int *)data) & 0x01) 1084 sc->flags |= SC_SCRN_VTYLOCK; 1085 else 1086 sc->flags &= ~SC_SCRN_VTYLOCK; 1087 return 0; 1088 1089 case KDENABIO: /* allow io operations */ 1090 error = priv_check(td, PRIV_IO); 1091 if (error != 0) 1092 return error; 1093 error = securelevel_gt(td->td_ucred, 0); 1094 if (error != 0) 1095 return error; 1096#ifdef __i386__ 1097 td->td_frame->tf_eflags |= PSL_IOPL; 1098#elif defined(__amd64__) 1099 td->td_frame->tf_rflags |= PSL_IOPL; 1100#endif 1101 return 0; 1102 1103 case KDDISABIO: /* disallow io operations (default) */ 1104#ifdef __i386__ 1105 td->td_frame->tf_eflags &= ~PSL_IOPL; 1106#elif defined(__amd64__) 1107 td->td_frame->tf_rflags &= ~PSL_IOPL; 1108#endif 1109 return 0; 1110 1111#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1112 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1113 case _IO('K', 20): 1114 ival = IOCPARM_IVAL(data); 1115 data = (caddr_t)&ival; 1116 /* FALLTHROUGH */ 1117#endif 1118 case KDSKBSTATE: /* set keyboard state (locks) */ 1119 if (*(int *)data & ~LOCK_MASK) 1120 return EINVAL; 1121 scp->status &= ~LOCK_MASK; 1122 scp->status |= *(int *)data; 1123 if (scp == sc->cur_scp) 1124 update_kbd_state(scp, scp->status, LOCK_MASK); 1125 return 0; 1126 1127 case KDGKBSTATE: /* get keyboard state (locks) */ 1128 if (scp == sc->cur_scp) 1129 save_kbd_state(scp); 1130 *(int *)data = scp->status & LOCK_MASK; 1131 return 0; 1132 1133 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1134 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1135 error = kbdd_ioctl(sc->kbd, cmd, data); 1136 if (error == ENOIOCTL) 1137 error = ENODEV; 1138 return error; 1139 1140#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1141 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1142 case _IO('K', 67): 1143 ival = IOCPARM_IVAL(data); 1144 data = (caddr_t)&ival; 1145 /* FALLTHROUGH */ 1146#endif 1147 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1148 if (*(int *)data & ~0x7f) 1149 return EINVAL; 1150 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1151 if (error == ENOIOCTL) 1152 error = ENODEV; 1153 return error; 1154 1155#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1156 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1157 case _IO('K', 7): 1158 ival = IOCPARM_IVAL(data); 1159 data = (caddr_t)&ival; 1160 /* FALLTHROUGH */ 1161#endif 1162 case KDSKBMODE: /* set keyboard mode */ 1163 switch (*(int *)data) { 1164 case K_XLATE: /* switch to XLT ascii mode */ 1165 case K_RAW: /* switch to RAW scancode mode */ 1166 case K_CODE: /* switch to CODE mode */ 1167 scp->kbd_mode = *(int *)data; 1168 if (scp == sc->cur_scp) 1169 kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1170 return 0; 1171 default: 1172 return EINVAL; 1173 } 1174 /* NOT REACHED */ 1175 1176 case KDGKBMODE: /* get keyboard mode */ 1177 *(int *)data = scp->kbd_mode; 1178 return 0; 1179 1180 case KDGKBINFO: 1181 error = kbdd_ioctl(sc->kbd, cmd, data); 1182 if (error == ENOIOCTL) 1183 error = ENODEV; 1184 return error; 1185 1186#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1187 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1188 case _IO('K', 8): 1189 ival = IOCPARM_IVAL(data); 1190 data = (caddr_t)&ival; 1191 /* FALLTHROUGH */ 1192#endif 1193 case KDMKTONE: /* sound the bell */ 1194 if (*(int*)data) 1195 sc_bell(scp, (*(int*)data)&0xffff, 1196 (((*(int*)data)>>16)&0xffff)*hz/1000); 1197 else 1198 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1199 return 0; 1200 1201#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1202 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1203 case _IO('K', 63): 1204 ival = IOCPARM_IVAL(data); 1205 data = (caddr_t)&ival; 1206 /* FALLTHROUGH */ 1207#endif 1208 case KIOCSOUND: /* make tone (*data) hz */ 1209 if (scp == sc->cur_scp) { 1210 if (*(int *)data) 1211 return sc_tone(*(int *)data); 1212 else 1213 return sc_tone(0); 1214 } 1215 return 0; 1216 1217 case KDGKBTYPE: /* get keyboard type */ 1218 error = kbdd_ioctl(sc->kbd, cmd, data); 1219 if (error == ENOIOCTL) { 1220 /* always return something? XXX */ 1221 *(int *)data = 0; 1222 } 1223 return 0; 1224 1225#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1226 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1227 case _IO('K', 66): 1228 ival = IOCPARM_IVAL(data); 1229 data = (caddr_t)&ival; 1230 /* FALLTHROUGH */ 1231#endif 1232 case KDSETLED: /* set keyboard LED status */ 1233 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1234 return EINVAL; 1235 scp->status &= ~LED_MASK; 1236 scp->status |= *(int *)data; 1237 if (scp == sc->cur_scp) 1238 update_kbd_leds(scp, scp->status); 1239 return 0; 1240 1241 case KDGETLED: /* get keyboard LED status */ 1242 if (scp == sc->cur_scp) 1243 save_kbd_state(scp); 1244 *(int *)data = scp->status & LED_MASK; 1245 return 0; 1246 1247 case KBADDKBD: /* add/remove keyboard to/from mux */ 1248 case KBRELKBD: 1249 error = kbdd_ioctl(sc->kbd, cmd, data); 1250 if (error == ENOIOCTL) 1251 error = ENODEV; 1252 return error; 1253 1254#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1255 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1256 case _IO('c', 110): 1257 ival = IOCPARM_IVAL(data); 1258 data = (caddr_t)&ival; 1259 /* FALLTHROUGH */ 1260#endif 1261 case CONS_SETKBD: /* set the new keyboard */ 1262 { 1263 keyboard_t *newkbd; 1264 1265 s = spltty(); 1266 newkbd = kbd_get_keyboard(*(int *)data); 1267 if (newkbd == NULL) { 1268 splx(s); 1269 return EINVAL; 1270 } 1271 error = 0; 1272 if (sc->kbd != newkbd) { 1273 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1274 (void *)&sc->keyboard, sckbdevent, sc); 1275 /* i == newkbd->kb_index */ 1276 if (i >= 0) { 1277 if (sc->kbd != NULL) { 1278 save_kbd_state(sc->cur_scp); 1279 kbd_release(sc->kbd, (void *)&sc->keyboard); 1280 } 1281 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1282 sc->keyboard = i; 1283 kbdd_ioctl(sc->kbd, KDSKBMODE, 1284 (caddr_t)&sc->cur_scp->kbd_mode); 1285 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1286 LOCK_MASK); 1287 } else { 1288 error = EPERM; /* XXX */ 1289 } 1290 } 1291 splx(s); 1292 return error; 1293 } 1294 1295 case CONS_RELKBD: /* release the current keyboard */ 1296 s = spltty(); 1297 error = 0; 1298 if (sc->kbd != NULL) { 1299 save_kbd_state(sc->cur_scp); 1300 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1301 if (error == 0) { 1302 sc->kbd = NULL; 1303 sc->keyboard = -1; 1304 } 1305 } 1306 splx(s); 1307 return error; 1308 1309 case CONS_GETTERM: /* get the current terminal emulator info */ 1310 { 1311 sc_term_sw_t *sw; 1312 1313 if (((term_info_t *)data)->ti_index == 0) { 1314 sw = scp->tsw; 1315 } else { 1316 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1317 } 1318 if (sw != NULL) { 1319 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1320 sizeof(((term_info_t *)data)->ti_name)); 1321 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1322 sizeof(((term_info_t *)data)->ti_desc)); 1323 ((term_info_t *)data)->ti_flags = 0; 1324 return 0; 1325 } else { 1326 ((term_info_t *)data)->ti_name[0] = '\0'; 1327 ((term_info_t *)data)->ti_desc[0] = '\0'; 1328 ((term_info_t *)data)->ti_flags = 0; 1329 return EINVAL; 1330 } 1331 } 1332 1333 case CONS_SETTERM: /* set the current terminal emulator */ 1334 s = spltty(); 1335 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1336 /* FIXME: what if scp == sc_console! XXX */ 1337 splx(s); 1338 return error; 1339 1340 case GIO_SCRNMAP: /* get output translation table */ 1341 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1342 return 0; 1343 1344 case PIO_SCRNMAP: /* set output translation table */ 1345 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1346 for (i=0; i<sizeof(sc->scr_map); i++) { 1347 sc->scr_rmap[sc->scr_map[i]] = i; 1348 } 1349 return 0; 1350 1351 case GIO_KEYMAP: /* get keyboard translation table */ 1352 case PIO_KEYMAP: /* set keyboard translation table */ 1353 case GIO_DEADKEYMAP: /* get accent key translation table */ 1354 case PIO_DEADKEYMAP: /* set accent key translation table */ 1355 case GETFKEY: /* get function key string */ 1356 case SETFKEY: /* set function key string */ 1357 error = kbdd_ioctl(sc->kbd, cmd, data); 1358 if (error == ENOIOCTL) 1359 error = ENODEV; 1360 return error; 1361 1362#ifndef SC_NO_FONT_LOADING 1363 1364 case PIO_FONT8x8: /* set 8x8 dot font */ 1365 if (!ISFONTAVAIL(sc->adp->va_flags)) 1366 return ENXIO; 1367 bcopy(data, sc->font_8, 8*256); 1368 sc->fonts_loaded |= FONT_8; 1369 /* 1370 * FONT KLUDGE 1371 * Always use the font page #0. XXX 1372 * Don't load if the current font size is not 8x8. 1373 */ 1374 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1375 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1376 return 0; 1377 1378 case GIO_FONT8x8: /* get 8x8 dot font */ 1379 if (!ISFONTAVAIL(sc->adp->va_flags)) 1380 return ENXIO; 1381 if (sc->fonts_loaded & FONT_8) { 1382 bcopy(sc->font_8, data, 8*256); 1383 return 0; 1384 } 1385 else 1386 return ENXIO; 1387 1388 case PIO_FONT8x14: /* set 8x14 dot font */ 1389 if (!ISFONTAVAIL(sc->adp->va_flags)) 1390 return ENXIO; 1391 bcopy(data, sc->font_14, 14*256); 1392 sc->fonts_loaded |= FONT_14; 1393 /* 1394 * FONT KLUDGE 1395 * Always use the font page #0. XXX 1396 * Don't load if the current font size is not 8x14. 1397 */ 1398 if (ISTEXTSC(sc->cur_scp) 1399 && (sc->cur_scp->font_size >= 14) 1400 && (sc->cur_scp->font_size < 16)) 1401 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1402 return 0; 1403 1404 case GIO_FONT8x14: /* get 8x14 dot font */ 1405 if (!ISFONTAVAIL(sc->adp->va_flags)) 1406 return ENXIO; 1407 if (sc->fonts_loaded & FONT_14) { 1408 bcopy(sc->font_14, data, 14*256); 1409 return 0; 1410 } 1411 else 1412 return ENXIO; 1413 1414 case PIO_FONT8x16: /* set 8x16 dot font */ 1415 if (!ISFONTAVAIL(sc->adp->va_flags)) 1416 return ENXIO; 1417 bcopy(data, sc->font_16, 16*256); 1418 sc->fonts_loaded |= FONT_16; 1419 /* 1420 * FONT KLUDGE 1421 * Always use the font page #0. XXX 1422 * Don't load if the current font size is not 8x16. 1423 */ 1424 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1425 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1426 return 0; 1427 1428 case GIO_FONT8x16: /* get 8x16 dot font */ 1429 if (!ISFONTAVAIL(sc->adp->va_flags)) 1430 return ENXIO; 1431 if (sc->fonts_loaded & FONT_16) { 1432 bcopy(sc->font_16, data, 16*256); 1433 return 0; 1434 } 1435 else 1436 return ENXIO; 1437 1438#endif /* SC_NO_FONT_LOADING */ 1439 1440 default: 1441 break; 1442 } 1443 1444 return (ttyioctl(dev, cmd, data, flag, td)); 1445} 1446 1447static void 1448scstart(struct tty *tp) 1449{ 1450 struct clist *rbp; 1451 int s, len; 1452 u_char buf[PCBURST]; 1453 scr_stat *scp = sc_get_stat(tp->t_dev); 1454 1455 if (scp->status & SLKED || 1456 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 1457 return; 1458 s = spltty(); 1459 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1460 tp->t_state |= TS_BUSY; 1461 rbp = &tp->t_outq; 1462 while (rbp->c_cc) { 1463 len = q_to_b(rbp, buf, PCBURST); 1464 splx(s); 1465 sc_puts(scp, buf, len); 1466 s = spltty(); 1467 } 1468 tp->t_state &= ~TS_BUSY; 1469 ttwwakeup(tp); 1470 } 1471 splx(s); 1472} 1473 1474static void 1475sc_cnprobe(struct consdev *cp) 1476{ 1477 int unit; 1478 int flags; 1479 1480 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1481 1482 /* a video card is always required */ 1483 if (!scvidprobe(unit, flags, TRUE)) 1484 cp->cn_pri = CN_DEAD; 1485 1486 /* syscons will become console even when there is no keyboard */ 1487 sckbdprobe(unit, flags, TRUE); 1488 1489 if (cp->cn_pri == CN_DEAD) 1490 return; 1491 1492 /* initialize required fields */ 1493 sprintf(cp->cn_name, "consolectl"); 1494} 1495 1496static void 1497sc_cninit(struct consdev *cp) 1498{ 1499 int unit; 1500 int flags; 1501 1502 sc_get_cons_priority(&unit, &flags); 1503 scinit(unit, flags | SC_KERNEL_CONSOLE); 1504 sc_console_unit = unit; 1505 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1506 sc_consptr = cp; 1507} 1508 1509static void 1510sc_cnterm(struct consdev *cp) 1511{ 1512 /* we are not the kernel console any more, release everything */ 1513 1514 if (sc_console_unit < 0) 1515 return; /* shouldn't happen */ 1516 1517#if 0 /* XXX */ 1518 sc_clear_screen(sc_console); 1519 sccnupdate(sc_console); 1520#endif 1521 1522 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1523 sc_console_unit = -1; 1524 sc_console = NULL; 1525} 1526 1527static void 1528sc_cnputc(struct consdev *cd, int c) 1529{ 1530 u_char buf[1]; 1531 scr_stat *scp = sc_console; 1532 void *save; 1533#ifndef SC_NO_HISTORY 1534 struct tty *tp; 1535#endif /* !SC_NO_HISTORY */ 1536 int s; 1537 1538 /* assert(sc_console != NULL) */ 1539 1540#ifndef SC_NO_HISTORY 1541 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1542 scp->status &= ~SLKED; 1543 update_kbd_state(scp, scp->status, SLKED); 1544 if (scp->status & BUFFER_SAVED) { 1545 if (!sc_hist_restore(scp)) 1546 sc_remove_cutmarking(scp); 1547 scp->status &= ~BUFFER_SAVED; 1548 scp->status |= CURSOR_ENABLED; 1549 sc_draw_cursor_image(scp); 1550 } 1551 tp = VIRTUAL_TTY(scp->sc, scp->index); 1552 if (ISTTYOPEN(tp)) 1553 scstart(tp); 1554 } 1555#endif /* !SC_NO_HISTORY */ 1556 1557 save = scp->ts; 1558 if (kernel_console_ts != NULL) 1559 scp->ts = kernel_console_ts; 1560 buf[0] = c; 1561 sc_puts(scp, buf, 1); 1562 scp->ts = save; 1563 1564 s = spltty(); /* block sckbdevent and scrn_timer */ 1565 sccnupdate(scp); 1566 splx(s); 1567} 1568 1569static int 1570sc_cngetc(struct consdev *cd) 1571{ 1572 return sccngetch(SCGETC_NONBLOCK); 1573} 1574 1575static int 1576sccngetch(int flags) 1577{ 1578 static struct fkeytab fkey; 1579 static int fkeycp; 1580 scr_stat *scp; 1581 u_char *p; 1582 int cur_mode; 1583 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1584 int c; 1585 1586 /* assert(sc_console != NULL) */ 1587 1588 /* 1589 * Stop the screen saver and update the screen if necessary. 1590 * What if we have been running in the screen saver code... XXX 1591 */ 1592 sc_touch_scrn_saver(); 1593 scp = sc_console->sc->cur_scp; /* XXX */ 1594 sccnupdate(scp); 1595 1596 if (fkeycp < fkey.len) { 1597 splx(s); 1598 return fkey.str[fkeycp++]; 1599 } 1600 1601 if (scp->sc->kbd == NULL) { 1602 splx(s); 1603 return -1; 1604 } 1605 1606 /* 1607 * Make sure the keyboard is accessible even when the kbd device 1608 * driver is disabled. 1609 */ 1610 kbdd_enable(scp->sc->kbd); 1611 1612 /* we shall always use the keyboard in the XLATE mode here */ 1613 cur_mode = scp->kbd_mode; 1614 scp->kbd_mode = K_XLATE; 1615 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1616 1617 kbdd_poll(scp->sc->kbd, TRUE); 1618 c = scgetc(scp->sc, SCGETC_CN | flags); 1619 kbdd_poll(scp->sc->kbd, FALSE); 1620 1621 scp->kbd_mode = cur_mode; 1622 kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 1623 kbdd_disable(scp->sc->kbd); 1624 splx(s); 1625 1626 switch (KEYFLAGS(c)) { 1627 case 0: /* normal char */ 1628 return KEYCHAR(c); 1629 case FKEY: /* function key */ 1630 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1631 fkey.len = fkeycp; 1632 if ((p != NULL) && (fkey.len > 0)) { 1633 bcopy(p, fkey.str, fkey.len); 1634 fkeycp = 1; 1635 return fkey.str[0]; 1636 } 1637 return c; /* XXX */ 1638 case NOKEY: 1639 case ERRKEY: 1640 default: 1641 return -1; 1642 } 1643 /* NOT REACHED */ 1644} 1645 1646static void 1647sccnupdate(scr_stat *scp) 1648{ 1649 /* this is a cut-down version of scrn_timer()... */ 1650 1651 if (scp->sc->font_loading_in_progress) 1652 return; 1653 1654 if (debugger > 0 || panicstr || shutdown_in_progress) { 1655 sc_touch_scrn_saver(); 1656 } else if (scp != scp->sc->cur_scp) { 1657 return; 1658 } 1659 1660 if (!run_scrn_saver) 1661 scp->sc->flags &= ~SC_SCRN_IDLE; 1662#ifdef DEV_SPLASH 1663 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1664 if (scp->sc->flags & SC_SCRN_BLANKED) 1665 stop_scrn_saver(scp->sc, current_saver); 1666#endif 1667 1668 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1669 || scp->sc->switch_in_progress) 1670 return; 1671 /* 1672 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1673 * when write_in_progress is non-zero. XXX 1674 */ 1675 1676 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1677 scrn_update(scp, TRUE); 1678} 1679 1680static void 1681scrn_timer(void *arg) 1682{ 1683#ifndef PC98 1684 static int kbd_interval = 0; 1685#endif 1686 struct timeval tv; 1687 sc_softc_t *sc; 1688 scr_stat *scp; 1689 int again; 1690 int s; 1691 1692 again = (arg != NULL); 1693 if (arg != NULL) 1694 sc = (sc_softc_t *)arg; 1695 else if (sc_console != NULL) 1696 sc = sc_console->sc; 1697 else 1698 return; 1699 1700 /* don't do anything when we are performing some I/O operations */ 1701 if (sc->font_loading_in_progress) { 1702 if (again) 1703 timeout(scrn_timer, sc, hz / 10); 1704 return; 1705 } 1706 s = spltty(); 1707 1708#ifndef PC98 1709 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1710 /* try to allocate a keyboard automatically */ 1711 if (++kbd_interval >= 25) { 1712 sc->keyboard = sc_allocate_keyboard(sc, -1); 1713 if (sc->keyboard >= 0) { 1714 sc->kbd = kbd_get_keyboard(sc->keyboard); 1715 kbdd_ioctl(sc->kbd, KDSKBMODE, 1716 (caddr_t)&sc->cur_scp->kbd_mode); 1717 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1718 LOCK_MASK); 1719 } 1720 kbd_interval = 0; 1721 } 1722 } 1723#endif /* PC98 */ 1724 1725 /* find the vty to update */ 1726 scp = sc->cur_scp; 1727 1728 /* should we stop the screen saver? */ 1729 getmicrouptime(&tv); 1730 if (debugger > 0 || panicstr || shutdown_in_progress) 1731 sc_touch_scrn_saver(); 1732 if (run_scrn_saver) { 1733 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) 1734 sc->flags |= SC_SCRN_IDLE; 1735 else 1736 sc->flags &= ~SC_SCRN_IDLE; 1737 } else { 1738 sc->scrn_time_stamp = tv.tv_sec; 1739 sc->flags &= ~SC_SCRN_IDLE; 1740 if (scrn_blank_time > 0) 1741 run_scrn_saver = TRUE; 1742 } 1743#ifdef DEV_SPLASH 1744 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1745 if (sc->flags & SC_SCRN_BLANKED) 1746 stop_scrn_saver(sc, current_saver); 1747#endif 1748 1749 /* should we just return ? */ 1750 if (sc->blink_in_progress || sc->switch_in_progress 1751 || sc->write_in_progress) { 1752 if (again) 1753 timeout(scrn_timer, sc, hz / 10); 1754 splx(s); 1755 return; 1756 } 1757 1758 /* Update the screen */ 1759 scp = sc->cur_scp; /* cur_scp may have changed... */ 1760 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1761 scrn_update(scp, TRUE); 1762 1763#ifdef DEV_SPLASH 1764 /* should we activate the screen saver? */ 1765 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1766 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1767 (*current_saver)(sc, TRUE); 1768#endif 1769 1770 if (again) 1771 timeout(scrn_timer, sc, hz / 25); 1772 splx(s); 1773} 1774 1775static int 1776and_region(int *s1, int *e1, int s2, int e2) 1777{ 1778 if (*e1 < s2 || e2 < *s1) 1779 return FALSE; 1780 *s1 = imax(*s1, s2); 1781 *e1 = imin(*e1, e2); 1782 return TRUE; 1783} 1784 1785static void 1786scrn_update(scr_stat *scp, int show_cursor) 1787{ 1788 int start; 1789 int end; 1790 int s; 1791 int e; 1792 1793 /* assert(scp == scp->sc->cur_scp) */ 1794 1795 SC_VIDEO_LOCK(scp->sc); 1796 1797#ifndef SC_NO_CUTPASTE 1798 /* remove the previous mouse pointer image if necessary */ 1799 if (scp->status & MOUSE_VISIBLE) { 1800 s = scp->mouse_pos; 1801 e = scp->mouse_pos + scp->xsize + 1; 1802 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1803 || and_region(&s, &e, scp->start, scp->end) 1804 || ((scp->status & CURSOR_ENABLED) && 1805 (scp->cursor_pos != scp->cursor_oldpos) && 1806 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1807 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1808 sc_remove_mouse_image(scp); 1809 if (scp->end >= scp->xsize*scp->ysize) 1810 scp->end = scp->xsize*scp->ysize - 1; 1811 } 1812 } 1813#endif /* !SC_NO_CUTPASTE */ 1814 1815#if 1 1816 /* debug: XXX */ 1817 if (scp->end >= scp->xsize*scp->ysize) { 1818 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1819 scp->end = scp->xsize*scp->ysize - 1; 1820 } 1821 if (scp->start < 0) { 1822 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1823 scp->start = 0; 1824 } 1825#endif 1826 1827 /* update screen image */ 1828 if (scp->start <= scp->end) { 1829 if (scp->mouse_cut_end >= 0) { 1830 /* there is a marked region for cut & paste */ 1831 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 1832 start = scp->mouse_cut_start; 1833 end = scp->mouse_cut_end; 1834 } else { 1835 start = scp->mouse_cut_end; 1836 end = scp->mouse_cut_start - 1; 1837 } 1838 s = start; 1839 e = end; 1840 /* does the cut-mark region overlap with the update region? */ 1841 if (and_region(&s, &e, scp->start, scp->end)) { 1842 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 1843 s = 0; 1844 e = start - 1; 1845 if (and_region(&s, &e, scp->start, scp->end)) 1846 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1847 s = end + 1; 1848 e = scp->xsize*scp->ysize - 1; 1849 if (and_region(&s, &e, scp->start, scp->end)) 1850 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 1851 } else { 1852 (*scp->rndr->draw)(scp, scp->start, 1853 scp->end - scp->start + 1, FALSE); 1854 } 1855 } else { 1856 (*scp->rndr->draw)(scp, scp->start, 1857 scp->end - scp->start + 1, FALSE); 1858 } 1859 } 1860 1861 /* we are not to show the cursor and the mouse pointer... */ 1862 if (!show_cursor) { 1863 scp->end = 0; 1864 scp->start = scp->xsize*scp->ysize - 1; 1865 SC_VIDEO_UNLOCK(scp->sc); 1866 return; 1867 } 1868 1869 /* update cursor image */ 1870 if (scp->status & CURSOR_ENABLED) { 1871 s = scp->start; 1872 e = scp->end; 1873 /* did cursor move since last time ? */ 1874 if (scp->cursor_pos != scp->cursor_oldpos) { 1875 /* do we need to remove old cursor image ? */ 1876 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 1877 sc_remove_cursor_image(scp); 1878 sc_draw_cursor_image(scp); 1879 } else { 1880 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 1881 /* cursor didn't move, but has been overwritten */ 1882 sc_draw_cursor_image(scp); 1883 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 1884 /* if it's a blinking cursor, update it */ 1885 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 1886 sc_inside_cutmark(scp, 1887 scp->cursor_pos)); 1888 } 1889 } 1890 1891#ifndef SC_NO_CUTPASTE 1892 /* update "pseudo" mouse pointer image */ 1893 if (scp->sc->flags & SC_MOUSE_ENABLED) { 1894 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 1895 scp->status &= ~MOUSE_MOVED; 1896 sc_draw_mouse_image(scp); 1897 } 1898 } 1899#endif /* SC_NO_CUTPASTE */ 1900 1901 scp->end = 0; 1902 scp->start = scp->xsize*scp->ysize - 1; 1903 1904 SC_VIDEO_UNLOCK(scp->sc); 1905} 1906 1907#ifdef DEV_SPLASH 1908static int 1909scsplash_callback(int event, void *arg) 1910{ 1911 sc_softc_t *sc; 1912 int error; 1913 1914 sc = (sc_softc_t *)arg; 1915 1916 switch (event) { 1917 case SPLASH_INIT: 1918 if (add_scrn_saver(scsplash_saver) == 0) { 1919 sc->flags &= ~SC_SAVER_FAILED; 1920 run_scrn_saver = TRUE; 1921 if (cold && !(boothowto & RB_VERBOSE)) { 1922 scsplash_stick(TRUE); 1923 (*current_saver)(sc, TRUE); 1924 } 1925 } 1926 return 0; 1927 1928 case SPLASH_TERM: 1929 if (current_saver == scsplash_saver) { 1930 scsplash_stick(FALSE); 1931 error = remove_scrn_saver(scsplash_saver); 1932 if (error) 1933 return error; 1934 } 1935 return 0; 1936 1937 default: 1938 return EINVAL; 1939 } 1940} 1941 1942static void 1943scsplash_saver(sc_softc_t *sc, int show) 1944{ 1945 static int busy = FALSE; 1946 scr_stat *scp; 1947 1948 if (busy) 1949 return; 1950 busy = TRUE; 1951 1952 scp = sc->cur_scp; 1953 if (show) { 1954 if (!(sc->flags & SC_SAVER_FAILED)) { 1955 if (!(sc->flags & SC_SCRN_BLANKED)) 1956 set_scrn_saver_mode(scp, -1, NULL, 0); 1957 switch (splash(sc->adp, TRUE)) { 1958 case 0: /* succeeded */ 1959 break; 1960 case EAGAIN: /* try later */ 1961 restore_scrn_saver_mode(scp, FALSE); 1962 sc_touch_scrn_saver(); /* XXX */ 1963 break; 1964 default: 1965 sc->flags |= SC_SAVER_FAILED; 1966 scsplash_stick(FALSE); 1967 restore_scrn_saver_mode(scp, TRUE); 1968 printf("scsplash_saver(): failed to put up the image\n"); 1969 break; 1970 } 1971 } 1972 } else if (!sticky_splash) { 1973 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 1974 restore_scrn_saver_mode(scp, TRUE); 1975 } 1976 busy = FALSE; 1977} 1978 1979static int 1980add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 1981{ 1982#if 0 1983 int error; 1984 1985 if (current_saver != none_saver) { 1986 error = remove_scrn_saver(current_saver); 1987 if (error) 1988 return error; 1989 } 1990#endif 1991 if (current_saver != none_saver) 1992 return EBUSY; 1993 1994 run_scrn_saver = FALSE; 1995 saver_mode = CONS_LKM_SAVER; 1996 current_saver = this_saver; 1997 return 0; 1998} 1999 2000static int 2001remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2002{ 2003 if (current_saver != this_saver) 2004 return EINVAL; 2005 2006#if 0 2007 /* 2008 * In order to prevent `current_saver' from being called by 2009 * the timeout routine `scrn_timer()' while we manipulate 2010 * the saver list, we shall set `current_saver' to `none_saver' 2011 * before stopping the current saver, rather than blocking by `splXX()'. 2012 */ 2013 current_saver = none_saver; 2014 if (scrn_blanked) 2015 stop_scrn_saver(this_saver); 2016#endif 2017 2018 /* unblank all blanked screens */ 2019 wait_scrn_saver_stop(NULL); 2020 if (scrn_blanked) 2021 return EBUSY; 2022 2023 current_saver = none_saver; 2024 return 0; 2025} 2026 2027static int 2028set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2029{ 2030 int s; 2031 2032 /* assert(scp == scp->sc->cur_scp) */ 2033 s = spltty(); 2034 if (!ISGRAPHSC(scp)) 2035 sc_remove_cursor_image(scp); 2036 scp->splash_save_mode = scp->mode; 2037 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2038 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2039 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2040 scp->sc->flags |= SC_SCRN_BLANKED; 2041 ++scrn_blanked; 2042 splx(s); 2043 if (mode < 0) 2044 return 0; 2045 scp->mode = mode; 2046 if (set_mode(scp) == 0) { 2047 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2048 scp->status |= GRAPHICS_MODE; 2049#ifndef SC_NO_PALETTE_LOADING 2050 if (pal != NULL) 2051 vidd_load_palette(scp->sc->adp, pal); 2052#endif 2053 sc_set_border(scp, border); 2054 return 0; 2055 } else { 2056 s = spltty(); 2057 scp->mode = scp->splash_save_mode; 2058 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2059 scp->status |= scp->splash_save_status; 2060 splx(s); 2061 return 1; 2062 } 2063} 2064 2065static int 2066restore_scrn_saver_mode(scr_stat *scp, int changemode) 2067{ 2068 int mode; 2069 int status; 2070 int s; 2071 2072 /* assert(scp == scp->sc->cur_scp) */ 2073 s = spltty(); 2074 mode = scp->mode; 2075 status = scp->status; 2076 scp->mode = scp->splash_save_mode; 2077 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2078 scp->status |= scp->splash_save_status; 2079 scp->sc->flags &= ~SC_SCRN_BLANKED; 2080 if (!changemode) { 2081 if (!ISGRAPHSC(scp)) 2082 sc_draw_cursor_image(scp); 2083 --scrn_blanked; 2084 splx(s); 2085 return 0; 2086 } 2087 if (set_mode(scp) == 0) { 2088#ifndef SC_NO_PALETTE_LOADING 2089 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2090#endif 2091 --scrn_blanked; 2092 splx(s); 2093 return 0; 2094 } else { 2095 scp->mode = mode; 2096 scp->status = status; 2097 splx(s); 2098 return 1; 2099 } 2100} 2101 2102static void 2103stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2104{ 2105 (*saver)(sc, FALSE); 2106 run_scrn_saver = FALSE; 2107 /* the screen saver may have chosen not to stop after all... */ 2108 if (sc->flags & SC_SCRN_BLANKED) 2109 return; 2110 2111 mark_all(sc->cur_scp); 2112 if (sc->delayed_next_scr) 2113 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2114 if (debugger == 0) 2115 wakeup(&scrn_blanked); 2116} 2117 2118static int 2119wait_scrn_saver_stop(sc_softc_t *sc) 2120{ 2121 int error = 0; 2122 2123 while (scrn_blanked > 0) { 2124 run_scrn_saver = FALSE; 2125 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2126 error = 0; 2127 break; 2128 } 2129 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2130 if ((error != 0) && (error != ERESTART)) 2131 break; 2132 } 2133 run_scrn_saver = FALSE; 2134 return error; 2135} 2136#endif /* DEV_SPLASH */ 2137 2138void 2139sc_touch_scrn_saver(void) 2140{ 2141 scsplash_stick(FALSE); 2142 run_scrn_saver = FALSE; 2143} 2144 2145int 2146sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2147{ 2148 scr_stat *cur_scp; 2149 struct tty *tp; 2150 struct proc *p; 2151 int s; 2152 2153 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2154 2155 if (sc->cur_scp == NULL) 2156 return (0); 2157 2158 /* prevent switch if previously requested */ 2159 if (sc->flags & SC_SCRN_VTYLOCK) { 2160 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2161 sc->cur_scp->bell_duration); 2162 return EPERM; 2163 } 2164 2165 /* delay switch if the screen is blanked or being updated */ 2166 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2167 || sc->blink_in_progress) { 2168 sc->delayed_next_scr = next_scr + 1; 2169 sc_touch_scrn_saver(); 2170 DPRINTF(5, ("switch delayed\n")); 2171 return 0; 2172 } 2173 sc->delayed_next_scr = 0; 2174 2175 s = spltty(); 2176 cur_scp = sc->cur_scp; 2177 2178 /* we are in the middle of the vty switching process... */ 2179 if (sc->switch_in_progress 2180 && (cur_scp->smode.mode == VT_PROCESS) 2181 && cur_scp->proc) { 2182 p = pfind(cur_scp->pid); 2183 if (cur_scp->proc != p) { 2184 if (p) 2185 PROC_UNLOCK(p); 2186 /* 2187 * The controlling process has died!!. Do some clean up. 2188 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2189 * are not reset here yet; they will be cleared later. 2190 */ 2191 DPRINTF(5, ("cur_scp controlling process %d died, ", 2192 cur_scp->pid)); 2193 if (cur_scp->status & SWITCH_WAIT_REL) { 2194 /* 2195 * Force the previous switch to finish, but return now 2196 * with error. 2197 */ 2198 DPRINTF(5, ("reset WAIT_REL, ")); 2199 finish_vt_rel(cur_scp, TRUE, &s); 2200 splx(s); 2201 DPRINTF(5, ("finishing previous switch\n")); 2202 return EINVAL; 2203 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2204 /* let's assume screen switch has been completed. */ 2205 DPRINTF(5, ("reset WAIT_ACQ, ")); 2206 finish_vt_acq(cur_scp); 2207 } else { 2208 /* 2209 * We are in between screen release and acquisition, and 2210 * reached here via scgetc() or scrn_timer() which has 2211 * interrupted exchange_scr(). Don't do anything stupid. 2212 */ 2213 DPRINTF(5, ("waiting nothing, ")); 2214 } 2215 } else { 2216 if (p) 2217 PROC_UNLOCK(p); 2218 /* 2219 * The controlling process is alive, but not responding... 2220 * It is either buggy or it may be just taking time. 2221 * The following code is a gross kludge to cope with this 2222 * problem for which there is no clean solution. XXX 2223 */ 2224 if (cur_scp->status & SWITCH_WAIT_REL) { 2225 switch (sc->switch_in_progress++) { 2226 case 1: 2227 break; 2228 case 2: 2229 DPRINTF(5, ("sending relsig again, ")); 2230 signal_vt_rel(cur_scp); 2231 break; 2232 case 3: 2233 break; 2234 case 4: 2235 default: 2236 /* 2237 * Act as if the controlling program returned 2238 * VT_FALSE. 2239 */ 2240 DPRINTF(5, ("force reset WAIT_REL, ")); 2241 finish_vt_rel(cur_scp, FALSE, &s); 2242 splx(s); 2243 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2244 return EINVAL; 2245 } 2246 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2247 switch (sc->switch_in_progress++) { 2248 case 1: 2249 break; 2250 case 2: 2251 DPRINTF(5, ("sending acqsig again, ")); 2252 signal_vt_acq(cur_scp); 2253 break; 2254 case 3: 2255 break; 2256 case 4: 2257 default: 2258 /* clear the flag and finish the previous switch */ 2259 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2260 finish_vt_acq(cur_scp); 2261 break; 2262 } 2263 } 2264 } 2265 } 2266 2267 /* 2268 * Return error if an invalid argument is given, or vty switch 2269 * is still in progress. 2270 */ 2271 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2272 || sc->switch_in_progress) { 2273 splx(s); 2274 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2275 DPRINTF(5, ("error 1\n")); 2276 return EINVAL; 2277 } 2278 2279 /* 2280 * Don't allow switching away from the graphics mode vty 2281 * if the switch mode is VT_AUTO, unless the next vty is the same 2282 * as the current or the current vty has been closed (but showing). 2283 */ 2284 tp = VIRTUAL_TTY(sc, cur_scp->index); 2285 if ((cur_scp->index != next_scr) 2286 && ISTTYOPEN(tp) 2287 && (cur_scp->smode.mode == VT_AUTO) 2288 && ISGRAPHSC(cur_scp)) { 2289 splx(s); 2290 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2291 DPRINTF(5, ("error, graphics mode\n")); 2292 return EINVAL; 2293 } 2294 2295 /* 2296 * Is the wanted vty open? Don't allow switching to a closed vty. 2297 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2298 * Note that we always allow the user to switch to the kernel 2299 * console even if it is closed. 2300 */ 2301 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2302 tp = VIRTUAL_TTY(sc, next_scr); 2303 if (!ISTTYOPEN(tp)) { 2304 splx(s); 2305 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2306 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2307 return EINVAL; 2308 } 2309 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) { 2310 splx(s); 2311 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2312 return EINVAL; 2313 } 2314 } 2315 2316 /* this is the start of vty switching process... */ 2317 ++sc->switch_in_progress; 2318 sc->old_scp = cur_scp; 2319 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2320 if (sc->new_scp == sc->old_scp) { 2321 sc->switch_in_progress = 0; 2322 /* 2323 * XXX wakeup() locks the scheduler lock which will hang if 2324 * the lock is in an in-between state, e.g., when we stop at 2325 * a breakpoint at fork_exit. It has always been wrong to call 2326 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2327 * is supposed to be locked by splhigh(), but the debugger may 2328 * be invoked at splhigh(). 2329 */ 2330 if (debugger == 0) 2331 wakeup(VTY_WCHAN(sc,next_scr)); 2332 splx(s); 2333 DPRINTF(5, ("switch done (new == old)\n")); 2334 return 0; 2335 } 2336 2337 /* has controlling process died? */ 2338 vt_proc_alive(sc->old_scp); 2339 vt_proc_alive(sc->new_scp); 2340 2341 /* wait for the controlling process to release the screen, if necessary */ 2342 if (signal_vt_rel(sc->old_scp)) { 2343 splx(s); 2344 return 0; 2345 } 2346 2347 /* go set up the new vty screen */ 2348 splx(s); 2349 exchange_scr(sc); 2350 s = spltty(); 2351 2352 /* wake up processes waiting for this vty */ 2353 if (debugger == 0) 2354 wakeup(VTY_WCHAN(sc,next_scr)); 2355 2356 /* wait for the controlling process to acknowledge, if necessary */ 2357 if (signal_vt_acq(sc->cur_scp)) { 2358 splx(s); 2359 return 0; 2360 } 2361 2362 sc->switch_in_progress = 0; 2363 if (sc->unit == sc_console_unit) 2364 cnavailable(sc_consptr, TRUE); 2365 splx(s); 2366 DPRINTF(5, ("switch done\n")); 2367 2368 return 0; 2369} 2370 2371static int 2372do_switch_scr(sc_softc_t *sc, int s) 2373{ 2374 vt_proc_alive(sc->new_scp); 2375 2376 splx(s); 2377 exchange_scr(sc); 2378 s = spltty(); 2379 /* sc->cur_scp == sc->new_scp */ 2380 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2381 2382 /* wait for the controlling process to acknowledge, if necessary */ 2383 if (!signal_vt_acq(sc->cur_scp)) { 2384 sc->switch_in_progress = 0; 2385 if (sc->unit == sc_console_unit) 2386 cnavailable(sc_consptr, TRUE); 2387 } 2388 2389 return s; 2390} 2391 2392static int 2393vt_proc_alive(scr_stat *scp) 2394{ 2395 struct proc *p; 2396 2397 if (scp->proc) { 2398 if ((p = pfind(scp->pid)) != NULL) 2399 PROC_UNLOCK(p); 2400 if (scp->proc == p) 2401 return TRUE; 2402 scp->proc = NULL; 2403 scp->smode.mode = VT_AUTO; 2404 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2405 } 2406 return FALSE; 2407} 2408 2409static int 2410signal_vt_rel(scr_stat *scp) 2411{ 2412 if (scp->smode.mode != VT_PROCESS) 2413 return FALSE; 2414 scp->status |= SWITCH_WAIT_REL; 2415 PROC_LOCK(scp->proc); 2416 psignal(scp->proc, scp->smode.relsig); 2417 PROC_UNLOCK(scp->proc); 2418 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2419 return TRUE; 2420} 2421 2422static int 2423signal_vt_acq(scr_stat *scp) 2424{ 2425 if (scp->smode.mode != VT_PROCESS) 2426 return FALSE; 2427 if (scp->sc->unit == sc_console_unit) 2428 cnavailable(sc_consptr, FALSE); 2429 scp->status |= SWITCH_WAIT_ACQ; 2430 PROC_LOCK(scp->proc); 2431 psignal(scp->proc, scp->smode.acqsig); 2432 PROC_UNLOCK(scp->proc); 2433 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2434 return TRUE; 2435} 2436 2437static int 2438finish_vt_rel(scr_stat *scp, int release, int *s) 2439{ 2440 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2441 scp->status &= ~SWITCH_WAIT_REL; 2442 if (release) 2443 *s = do_switch_scr(scp->sc, *s); 2444 else 2445 scp->sc->switch_in_progress = 0; 2446 return 0; 2447 } 2448 return EINVAL; 2449} 2450 2451static int 2452finish_vt_acq(scr_stat *scp) 2453{ 2454 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2455 scp->status &= ~SWITCH_WAIT_ACQ; 2456 scp->sc->switch_in_progress = 0; 2457 return 0; 2458 } 2459 return EINVAL; 2460} 2461 2462static void 2463exchange_scr(sc_softc_t *sc) 2464{ 2465 scr_stat *scp; 2466 2467 /* save the current state of video and keyboard */ 2468 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2469 if (!ISGRAPHSC(sc->old_scp)) 2470 sc_remove_cursor_image(sc->old_scp); 2471 if (sc->old_scp->kbd_mode == K_XLATE) 2472 save_kbd_state(sc->old_scp); 2473 2474 /* set up the video for the new screen */ 2475 scp = sc->cur_scp = sc->new_scp; 2476#ifdef PC98 2477 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2478#else 2479 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2480#endif 2481 set_mode(scp); 2482#ifndef __sparc64__ 2483 else 2484 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2485 (void *)sc->adp->va_window, FALSE); 2486#endif 2487 scp->status |= MOUSE_HIDDEN; 2488 sc_move_cursor(scp, scp->xpos, scp->ypos); 2489 if (!ISGRAPHSC(scp)) 2490 sc_set_cursor_image(scp); 2491#ifndef SC_NO_PALETTE_LOADING 2492 if (ISGRAPHSC(sc->old_scp)) 2493 vidd_load_palette(sc->adp, sc->palette); 2494#endif 2495 sc_set_border(scp, scp->border); 2496 2497 /* set up the keyboard for the new screen */ 2498 if (sc->old_scp->kbd_mode != scp->kbd_mode) 2499 kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2500 update_kbd_state(scp, scp->status, LOCK_MASK); 2501 2502 mark_all(scp); 2503} 2504 2505void 2506sc_puts(scr_stat *scp, u_char *buf, int len) 2507{ 2508 int need_unlock = 0; 2509 2510#ifdef DEV_SPLASH 2511 /* make screensaver happy */ 2512 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2513 run_scrn_saver = FALSE; 2514#endif 2515 2516 if (scp->tsw) { 2517 if (!kdb_active && !mtx_owned(&scp->scr_lock)) { 2518 need_unlock = 1; 2519 mtx_lock_spin(&scp->scr_lock); 2520 } 2521 (*scp->tsw->te_puts)(scp, buf, len); 2522 if (need_unlock) 2523 mtx_unlock_spin(&scp->scr_lock); 2524 } 2525 2526 if (scp->sc->delayed_next_scr) 2527 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2528} 2529 2530void 2531sc_draw_cursor_image(scr_stat *scp) 2532{ 2533 /* assert(scp == scp->sc->cur_scp); */ 2534 SC_VIDEO_LOCK(scp->sc); 2535 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2536 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2537 sc_inside_cutmark(scp, scp->cursor_pos)); 2538 scp->cursor_oldpos = scp->cursor_pos; 2539 SC_VIDEO_UNLOCK(scp->sc); 2540} 2541 2542void 2543sc_remove_cursor_image(scr_stat *scp) 2544{ 2545 /* assert(scp == scp->sc->cur_scp); */ 2546 SC_VIDEO_LOCK(scp->sc); 2547 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2548 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2549 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2550 SC_VIDEO_UNLOCK(scp->sc); 2551} 2552 2553static void 2554update_cursor_image(scr_stat *scp) 2555{ 2556 /* assert(scp == scp->sc->cur_scp); */ 2557 sc_remove_cursor_image(scp); 2558 sc_set_cursor_image(scp); 2559 sc_draw_cursor_image(scp); 2560} 2561 2562void 2563sc_set_cursor_image(scr_stat *scp) 2564{ 2565 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2566 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2567 /* hidden cursor is internally represented as zero-height underline */ 2568 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2569 scp->curs_attr.base = scp->curs_attr.height = 0; 2570 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2571 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2572 scp->font_size - 1); 2573 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2574 scp->font_size - scp->curs_attr.base); 2575 } else { /* block cursor */ 2576 scp->curs_attr.base = 0; 2577 scp->curs_attr.height = scp->font_size; 2578 } 2579 2580 /* assert(scp == scp->sc->cur_scp); */ 2581 SC_VIDEO_LOCK(scp->sc); 2582 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2583 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2584 SC_VIDEO_UNLOCK(scp->sc); 2585} 2586 2587static void 2588change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2589{ 2590 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2591 sc_remove_cursor_image(scp); 2592 2593 if (base >= 0) 2594 scp->curr_curs_attr.base = base; 2595 if (height >= 0) 2596 scp->curr_curs_attr.height = height; 2597 if (flags & CONS_RESET_CURSOR) 2598 scp->curr_curs_attr = scp->dflt_curs_attr; 2599 else 2600 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2601 2602 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2603 sc_set_cursor_image(scp); 2604 sc_draw_cursor_image(scp); 2605 } 2606} 2607 2608void 2609sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2610{ 2611 sc_softc_t *sc; 2612 struct cdev *dev; 2613 int s; 2614 int i; 2615 2616 s = spltty(); 2617 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2618 /* local (per vty) change */ 2619 change_cursor_shape(scp, flags, base, height); 2620 splx(s); 2621 return; 2622 } 2623 2624 /* global change */ 2625 sc = scp->sc; 2626 if (base >= 0) 2627 sc->curs_attr.base = base; 2628 if (height >= 0) 2629 sc->curs_attr.height = height; 2630 if (flags != -1) { 2631 if (flags & CONS_RESET_CURSOR) 2632 sc->curs_attr = sc->dflt_curs_attr; 2633 else 2634 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2635 } 2636 2637 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2638 if ((dev = SC_DEV(sc, i)) == NULL) 2639 continue; 2640 if ((scp = sc_get_stat(dev)) == NULL) 2641 continue; 2642 scp->dflt_curs_attr = sc->curs_attr; 2643 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2644 } 2645 splx(s); 2646} 2647 2648static void 2649scinit(int unit, int flags) 2650{ 2651 2652 /* 2653 * When syscons is being initialized as the kernel console, malloc() 2654 * is not yet functional, because various kernel structures has not been 2655 * fully initialized yet. Therefore, we need to declare the following 2656 * static buffers for the console. This is less than ideal, 2657 * but is necessry evil for the time being. XXX 2658 */ 2659#ifdef PC98 2660 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2661#else 2662 static u_short sc_buffer[ROW*COL]; /* XXX */ 2663#endif 2664#ifndef SC_NO_FONT_LOADING 2665 static u_char font_8[256*8]; 2666 static u_char font_14[256*14]; 2667 static u_char font_16[256*16]; 2668#endif 2669 2670 sc_softc_t *sc; 2671 scr_stat *scp; 2672 video_adapter_t *adp; 2673 int col; 2674 int row; 2675 int i; 2676 2677 /* one time initialization */ 2678 if (init_done == COLD) 2679 sc_get_bios_values(&bios_value); 2680 init_done = WARM; 2681 2682 /* 2683 * Allocate resources. Even if we are being called for the second 2684 * time, we must allocate them again, because they might have 2685 * disappeared... 2686 */ 2687 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2688 if ((sc->flags & SC_INIT_DONE) == 0) 2689 SC_VIDEO_LOCKINIT(sc); 2690 2691 adp = NULL; 2692 if (sc->adapter >= 0) { 2693 vid_release(sc->adp, (void *)&sc->adapter); 2694 adp = sc->adp; 2695 sc->adp = NULL; 2696 } 2697 if (sc->keyboard >= 0) { 2698 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2699 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2700 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2701 if (sc->kbd != NULL) { 2702 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2703 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2704 } 2705 sc->kbd = NULL; 2706 } 2707 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2708 sc->adp = vid_get_adapter(sc->adapter); 2709 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2710 2711 sc->keyboard = sc_allocate_keyboard(sc, unit); 2712 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2713 2714 sc->kbd = kbd_get_keyboard(sc->keyboard); 2715 if (sc->kbd != NULL) { 2716 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2717 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2718 } 2719 2720 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2721 2722 sc->initial_mode = sc->adp->va_initial_mode; 2723 2724#ifndef SC_NO_FONT_LOADING 2725 if (flags & SC_KERNEL_CONSOLE) { 2726 sc->font_8 = font_8; 2727 sc->font_14 = font_14; 2728 sc->font_16 = font_16; 2729 } else if (sc->font_8 == NULL) { 2730 /* assert(sc_malloc) */ 2731 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2732 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2733 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2734 } 2735#endif 2736 2737 /* extract the hardware cursor location and hide the cursor for now */ 2738 vidd_read_hw_cursor(sc->adp, &col, &row); 2739 vidd_set_hw_cursor(sc->adp, -1, -1); 2740 2741 /* set up the first console */ 2742 sc->first_vty = unit*MAXCONS; 2743 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2744 if (flags & SC_KERNEL_CONSOLE) { 2745 /* 2746 * Set up devs structure but don't use it yet, calling make_dev() 2747 * might panic kernel. Wait for sc_attach_unit() to actually 2748 * create the devices. 2749 */ 2750 sc->dev = main_devs; 2751 scp = &main_console; 2752 init_scp(sc, sc->first_vty, scp); 2753 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2754 (void *)sc_buffer, FALSE); 2755 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2756 sc_init_emulator(scp, "*"); 2757 (*scp->tsw->te_default_attr)(scp, 2758 kernel_default.std_color, 2759 kernel_default.rev_color); 2760 } else { 2761 /* assert(sc_malloc) */ 2762 sc->dev = malloc(sizeof(struct cdev *)*sc->vtys, M_DEVBUF, M_WAITOK|M_ZERO); 2763 sc->dev[0] = make_dev(&sc_cdevsw, unit * MAXCONS, 2764 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", unit * MAXCONS); 2765 sc_alloc_tty(sc->dev[0]); 2766 scp = alloc_scp(sc, sc->first_vty); 2767 SC_STAT(sc->dev[0]) = scp; 2768 } 2769 sc->cur_scp = scp; 2770 2771#ifndef __sparc64__ 2772 /* copy screen to temporary buffer */ 2773 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2774 (void *)scp->sc->adp->va_window, FALSE); 2775 if (ISTEXTSC(scp)) 2776 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2777#endif 2778 2779 /* move cursors to the initial positions */ 2780 if (col >= scp->xsize) 2781 col = 0; 2782 if (row >= scp->ysize) 2783 row = scp->ysize - 1; 2784 scp->xpos = col; 2785 scp->ypos = row; 2786 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2787 2788 if (bios_value.cursor_end < scp->font_size) 2789 sc->dflt_curs_attr.base = scp->font_size - 2790 bios_value.cursor_end - 1; 2791 else 2792 sc->dflt_curs_attr.base = 0; 2793 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2794 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2795 sc->dflt_curs_attr.flags = 0; 2796 sc->curs_attr = sc->dflt_curs_attr; 2797 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2798 2799#ifndef SC_NO_SYSMOUSE 2800 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2801#endif 2802 if (!ISGRAPHSC(scp)) { 2803 sc_set_cursor_image(scp); 2804 sc_draw_cursor_image(scp); 2805 } 2806 2807 /* save font and palette */ 2808#ifndef SC_NO_FONT_LOADING 2809 sc->fonts_loaded = 0; 2810 if (ISFONTAVAIL(sc->adp->va_flags)) { 2811#ifdef SC_DFLT_FONT 2812 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 2813 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 2814 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 2815 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 2816 if (scp->font_size < 14) { 2817 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2818 } else if (scp->font_size >= 16) { 2819 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2820 } else { 2821 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2822 } 2823#else /* !SC_DFLT_FONT */ 2824 if (scp->font_size < 14) { 2825 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 2826 sc->fonts_loaded = FONT_8; 2827 } else if (scp->font_size >= 16) { 2828 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 2829 sc->fonts_loaded = FONT_16; 2830 } else { 2831 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 2832 sc->fonts_loaded = FONT_14; 2833 } 2834#endif /* SC_DFLT_FONT */ 2835 /* FONT KLUDGE: always use the font page #0. XXX */ 2836 sc_show_font(scp, 0); 2837 } 2838#endif /* !SC_NO_FONT_LOADING */ 2839 2840#ifndef SC_NO_PALETTE_LOADING 2841 vidd_save_palette(sc->adp, sc->palette); 2842#endif 2843 2844#ifdef DEV_SPLASH 2845 if (!(sc->flags & SC_SPLASH_SCRN)) { 2846 /* we are ready to put up the splash image! */ 2847 splash_init(sc->adp, scsplash_callback, sc); 2848 sc->flags |= SC_SPLASH_SCRN; 2849 } 2850#endif 2851 } 2852 2853 /* the rest is not necessary, if we have done it once */ 2854 if (sc->flags & SC_INIT_DONE) 2855 return; 2856 2857 /* initialize mapscrn arrays to a one to one map */ 2858 for (i = 0; i < sizeof(sc->scr_map); i++) 2859 sc->scr_map[i] = sc->scr_rmap[i] = i; 2860#ifdef PC98 2861 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 2862#endif 2863 2864 sc->flags |= SC_INIT_DONE; 2865} 2866 2867static void 2868scterm(int unit, int flags) 2869{ 2870 sc_softc_t *sc; 2871 scr_stat *scp; 2872 2873 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2874 if (sc == NULL) 2875 return; /* shouldn't happen */ 2876 2877#ifdef DEV_SPLASH 2878 /* this console is no longer available for the splash screen */ 2879 if (sc->flags & SC_SPLASH_SCRN) { 2880 splash_term(sc->adp); 2881 sc->flags &= ~SC_SPLASH_SCRN; 2882 } 2883#endif 2884 2885#if 0 /* XXX */ 2886 /* move the hardware cursor to the upper-left corner */ 2887 vidd_set_hw_cursor(sc->adp, 0, 0); 2888#endif 2889 2890 /* release the keyboard and the video card */ 2891 if (sc->keyboard >= 0) 2892 kbd_release(sc->kbd, &sc->keyboard); 2893 if (sc->adapter >= 0) 2894 vid_release(sc->adp, &sc->adapter); 2895 2896 /* stop the terminal emulator, if any */ 2897 scp = sc_get_stat(sc->dev[0]); 2898 if (scp->tsw) 2899 (*scp->tsw->te_term)(scp, &scp->ts); 2900 if (scp->ts != NULL) 2901 free(scp->ts, M_DEVBUF); 2902 mtx_destroy(&scp->scr_lock); 2903 2904 /* clear the structure */ 2905 if (!(flags & SC_KERNEL_CONSOLE)) { 2906 /* XXX: We need delete_dev() for this */ 2907 free(sc->dev, M_DEVBUF); 2908#if 0 2909 /* XXX: We need a ttyunregister for this */ 2910 free(sc->tty, M_DEVBUF); 2911#endif 2912#ifndef SC_NO_FONT_LOADING 2913 free(sc->font_8, M_DEVBUF); 2914 free(sc->font_14, M_DEVBUF); 2915 free(sc->font_16, M_DEVBUF); 2916#endif 2917 /* XXX vtb, history */ 2918 } 2919 bzero(sc, sizeof(*sc)); 2920 sc->keyboard = -1; 2921 sc->adapter = -1; 2922} 2923 2924static void 2925scshutdown(void *arg, int howto) 2926{ 2927 /* assert(sc_console != NULL) */ 2928 2929 sc_touch_scrn_saver(); 2930 if (!cold && sc_console 2931 && sc_console->sc->cur_scp->smode.mode == VT_AUTO 2932 && sc_console->smode.mode == VT_AUTO) 2933 sc_switch_scr(sc_console->sc, sc_console->index); 2934 shutdown_in_progress = TRUE; 2935} 2936 2937int 2938sc_clean_up(scr_stat *scp) 2939{ 2940#ifdef DEV_SPLASH 2941 int error; 2942#endif 2943 2944 if (scp->sc->flags & SC_SCRN_BLANKED) { 2945 sc_touch_scrn_saver(); 2946#ifdef DEV_SPLASH 2947 if ((error = wait_scrn_saver_stop(scp->sc))) 2948 return error; 2949#endif 2950 } 2951 scp->status |= MOUSE_HIDDEN; 2952 sc_remove_mouse_image(scp); 2953 sc_remove_cutmarking(scp); 2954 return 0; 2955} 2956 2957void 2958sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 2959{ 2960 sc_vtb_t new; 2961 sc_vtb_t old; 2962 2963 old = scp->vtb; 2964 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 2965 if (!discard && (old.vtb_flags & VTB_VALID)) { 2966 /* retain the current cursor position and buffer contants */ 2967 scp->cursor_oldpos = scp->cursor_pos; 2968 /* 2969 * This works only if the old buffer has the same size as or larger 2970 * than the new one. XXX 2971 */ 2972 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 2973 scp->vtb = new; 2974 } else { 2975 scp->vtb = new; 2976 sc_vtb_destroy(&old); 2977 } 2978 2979#ifndef SC_NO_SYSMOUSE 2980 /* move the mouse cursor at the center of the screen */ 2981 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 2982#endif 2983} 2984 2985static scr_stat 2986*alloc_scp(sc_softc_t *sc, int vty) 2987{ 2988 scr_stat *scp; 2989 2990 /* assert(sc_malloc) */ 2991 2992 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2993 init_scp(sc, vty, scp); 2994 2995 sc_alloc_scr_buffer(scp, TRUE, TRUE); 2996 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2997 sc_init_emulator(scp, "*"); 2998 2999#ifndef SC_NO_CUTPASTE 3000 sc_alloc_cut_buffer(scp, TRUE); 3001#endif 3002 3003#ifndef SC_NO_HISTORY 3004 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3005#endif 3006 3007 return scp; 3008} 3009 3010static void 3011init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3012{ 3013 video_info_t info; 3014 3015 bzero(scp, sizeof(*scp)); 3016 3017 scp->index = vty; 3018 scp->sc = sc; 3019 scp->status = 0; 3020 scp->mode = sc->initial_mode; 3021 vidd_get_info(sc->adp, scp->mode, &info); 3022 if (info.vi_flags & V_INFO_GRAPHICS) { 3023 scp->status |= GRAPHICS_MODE; 3024 scp->xpixel = info.vi_width; 3025 scp->ypixel = info.vi_height; 3026 scp->xsize = info.vi_width/info.vi_cwidth; 3027 scp->ysize = info.vi_height/info.vi_cheight; 3028 scp->font_size = 0; 3029 scp->font = NULL; 3030 } else { 3031 scp->xsize = info.vi_width; 3032 scp->ysize = info.vi_height; 3033 scp->xpixel = scp->xsize*info.vi_cwidth; 3034 scp->ypixel = scp->ysize*info.vi_cheight; 3035 scp->font_size = info.vi_cheight; 3036 scp->font_width = info.vi_cwidth; 3037 if (info.vi_cheight < 14) { 3038#ifndef SC_NO_FONT_LOADING 3039 scp->font = sc->font_8; 3040#else 3041 scp->font = NULL; 3042#endif 3043 } else if (info.vi_cheight >= 16) { 3044#ifndef SC_NO_FONT_LOADING 3045 scp->font = sc->font_16; 3046#else 3047 scp->font = NULL; 3048#endif 3049 } else { 3050#ifndef SC_NO_FONT_LOADING 3051 scp->font = sc->font_14; 3052#else 3053 scp->font = NULL; 3054#endif 3055 } 3056 } 3057 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3058#ifndef __sparc64__ 3059 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3060#endif 3061 scp->xoff = scp->yoff = 0; 3062 scp->xpos = scp->ypos = 0; 3063 scp->start = scp->xsize * scp->ysize - 1; 3064 scp->end = 0; 3065 scp->tsw = NULL; 3066 scp->ts = NULL; 3067 scp->rndr = NULL; 3068 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3069 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3070 scp->mouse_cut_start = scp->xsize*scp->ysize; 3071 scp->mouse_cut_end = -1; 3072 scp->mouse_signal = 0; 3073 scp->mouse_pid = 0; 3074 scp->mouse_proc = NULL; 3075 scp->kbd_mode = K_XLATE; 3076 scp->bell_pitch = bios_value.bell_pitch; 3077 scp->bell_duration = BELL_DURATION; 3078 scp->status |= (bios_value.shift_state & NLKED); 3079 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3080 scp->pid = 0; 3081 scp->proc = NULL; 3082 scp->smode.mode = VT_AUTO; 3083 scp->history = NULL; 3084 scp->history_pos = 0; 3085 scp->history_size = 0; 3086 3087 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN); 3088} 3089 3090int 3091sc_init_emulator(scr_stat *scp, char *name) 3092{ 3093 sc_term_sw_t *sw; 3094 sc_rndr_sw_t *rndr; 3095 void *p; 3096 int error; 3097 3098 if (name == NULL) /* if no name is given, use the current emulator */ 3099 sw = scp->tsw; 3100 else /* ...otherwise find the named emulator */ 3101 sw = sc_term_match(name); 3102 if (sw == NULL) 3103 return EINVAL; 3104 3105 rndr = NULL; 3106 if (strcmp(sw->te_renderer, "*") != 0) { 3107 rndr = sc_render_match(scp, sw->te_renderer, 3108 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3109 } 3110 if (rndr == NULL) { 3111 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3112 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3113 if (rndr == NULL) 3114 return ENODEV; 3115 } 3116 3117 if (sw == scp->tsw) { 3118 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3119 scp->rndr = rndr; 3120 scp->rndr->init(scp); 3121 sc_clear_screen(scp); 3122 /* assert(error == 0); */ 3123 return error; 3124 } 3125 3126 if (sc_malloc && (sw->te_size > 0)) 3127 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3128 else 3129 p = NULL; 3130 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3131 if (error) 3132 return error; 3133 3134 if (scp->tsw) 3135 (*scp->tsw->te_term)(scp, &scp->ts); 3136 if (scp->ts != NULL) 3137 free(scp->ts, M_DEVBUF); 3138 scp->tsw = sw; 3139 scp->ts = p; 3140 scp->rndr = rndr; 3141 scp->rndr->init(scp); 3142 3143 /* XXX */ 3144 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3145 sc_clear_screen(scp); 3146 3147 return 0; 3148} 3149 3150/* 3151 * scgetc(flags) - get character from keyboard. 3152 * If flags & SCGETC_CN, then avoid harmful side effects. 3153 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3154 * return NOKEY if there is nothing there. 3155 */ 3156static u_int 3157scgetc(sc_softc_t *sc, u_int flags) 3158{ 3159 scr_stat *scp; 3160#ifndef SC_NO_HISTORY 3161 struct tty *tp; 3162#endif 3163 u_int c; 3164 int this_scr; 3165 int f; 3166 int i; 3167 3168 if (sc->kbd == NULL) 3169 return NOKEY; 3170 3171next_code: 3172#if 1 3173 /* I don't like this, but... XXX */ 3174 if (flags & SCGETC_CN) 3175 sccnupdate(sc->cur_scp); 3176#endif 3177 scp = sc->cur_scp; 3178 /* first see if there is something in the keyboard port */ 3179 for (;;) { 3180 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3181 if (c == ERRKEY) { 3182 if (!(flags & SCGETC_CN)) 3183 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3184 } else if (c == NOKEY) 3185 return c; 3186 else 3187 break; 3188 } 3189 3190 /* make screensaver happy */ 3191 if (!(c & RELKEY)) 3192 sc_touch_scrn_saver(); 3193 3194 if (!(flags & SCGETC_CN)) 3195 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD); 3196 3197 if (scp->kbd_mode != K_XLATE) 3198 return KEYCHAR(c); 3199 3200 /* if scroll-lock pressed allow history browsing */ 3201 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3202 3203 scp->status &= ~CURSOR_ENABLED; 3204 sc_remove_cursor_image(scp); 3205 3206#ifndef SC_NO_HISTORY 3207 if (!(scp->status & BUFFER_SAVED)) { 3208 scp->status |= BUFFER_SAVED; 3209 sc_hist_save(scp); 3210 } 3211 switch (c) { 3212 /* FIXME: key codes */ 3213 case SPCLKEY | FKEY | F(49): /* home key */ 3214 sc_remove_cutmarking(scp); 3215 sc_hist_home(scp); 3216 goto next_code; 3217 3218 case SPCLKEY | FKEY | F(57): /* end key */ 3219 sc_remove_cutmarking(scp); 3220 sc_hist_end(scp); 3221 goto next_code; 3222 3223 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3224 sc_remove_cutmarking(scp); 3225 if (sc_hist_up_line(scp)) 3226 if (!(flags & SCGETC_CN)) 3227 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3228 goto next_code; 3229 3230 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3231 sc_remove_cutmarking(scp); 3232 if (sc_hist_down_line(scp)) 3233 if (!(flags & SCGETC_CN)) 3234 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3235 goto next_code; 3236 3237 case SPCLKEY | FKEY | F(51): /* page up key */ 3238 sc_remove_cutmarking(scp); 3239 for (i=0; i<scp->ysize; i++) 3240 if (sc_hist_up_line(scp)) { 3241 if (!(flags & SCGETC_CN)) 3242 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3243 break; 3244 } 3245 goto next_code; 3246 3247 case SPCLKEY | FKEY | F(59): /* page down key */ 3248 sc_remove_cutmarking(scp); 3249 for (i=0; i<scp->ysize; i++) 3250 if (sc_hist_down_line(scp)) { 3251 if (!(flags & SCGETC_CN)) 3252 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3253 break; 3254 } 3255 goto next_code; 3256 } 3257#endif /* SC_NO_HISTORY */ 3258 } 3259 3260 /* 3261 * Process and consume special keys here. Return a plain char code 3262 * or a char code with the META flag or a function key code. 3263 */ 3264 if (c & RELKEY) { 3265 /* key released */ 3266 /* goto next_code */ 3267 } else { 3268 /* key pressed */ 3269 if (c & SPCLKEY) { 3270 c &= ~SPCLKEY; 3271 switch (KEYCHAR(c)) { 3272 /* LOCKING KEYS */ 3273 case NLK: case CLK: case ALK: 3274 break; 3275 case SLK: 3276 kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3277 if (f & SLKED) { 3278 scp->status |= SLKED; 3279 } else { 3280 if (scp->status & SLKED) { 3281 scp->status &= ~SLKED; 3282#ifndef SC_NO_HISTORY 3283 if (scp->status & BUFFER_SAVED) { 3284 if (!sc_hist_restore(scp)) 3285 sc_remove_cutmarking(scp); 3286 scp->status &= ~BUFFER_SAVED; 3287 scp->status |= CURSOR_ENABLED; 3288 sc_draw_cursor_image(scp); 3289 } 3290 tp = VIRTUAL_TTY(sc, scp->index); 3291 if (ISTTYOPEN(tp)) 3292 scstart(tp); 3293#endif 3294 } 3295 } 3296 break; 3297 3298 case PASTE: 3299#ifndef SC_NO_CUTPASTE 3300 sc_mouse_paste(scp); 3301#endif 3302 break; 3303 3304 /* NON-LOCKING KEYS */ 3305 case NOP: 3306 case LSH: case RSH: case LCTR: case RCTR: 3307 case LALT: case RALT: case ASH: case META: 3308 break; 3309 3310 case BTAB: 3311 if (!(sc->flags & SC_SCRN_BLANKED)) 3312 return c; 3313 break; 3314 3315 case SPSC: 3316#ifdef DEV_SPLASH 3317 /* force activatation/deactivation of the screen saver */ 3318 if (!(sc->flags & SC_SCRN_BLANKED)) { 3319 run_scrn_saver = TRUE; 3320 sc->scrn_time_stamp -= scrn_blank_time; 3321 } 3322 if (cold) { 3323 /* 3324 * While devices are being probed, the screen saver need 3325 * to be invoked explictly. XXX 3326 */ 3327 if (sc->flags & SC_SCRN_BLANKED) { 3328 scsplash_stick(FALSE); 3329 stop_scrn_saver(sc, current_saver); 3330 } else { 3331 if (!ISGRAPHSC(scp)) { 3332 scsplash_stick(TRUE); 3333 (*current_saver)(sc, TRUE); 3334 } 3335 } 3336 } 3337#endif /* DEV_SPLASH */ 3338 break; 3339 3340 case RBT: 3341#ifndef SC_DISABLE_REBOOT 3342 if (enable_reboot) 3343 shutdown_nice(0); 3344#endif 3345 break; 3346 3347 case HALT: 3348#ifndef SC_DISABLE_REBOOT 3349 if (enable_reboot) 3350 shutdown_nice(RB_HALT); 3351#endif 3352 break; 3353 3354 case PDWN: 3355#ifndef SC_DISABLE_REBOOT 3356 if (enable_reboot) 3357 shutdown_nice(RB_HALT|RB_POWEROFF); 3358#endif 3359 break; 3360 3361 case SUSP: 3362 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3363 break; 3364 case STBY: 3365 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3366 break; 3367 3368 case DBG: 3369#ifndef SC_DISABLE_KDBKEY 3370 if (enable_kdbkey) 3371 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 3372#endif 3373 break; 3374 3375 case PNC: 3376 if (enable_panic_key) 3377 panic("Forced by the panic key"); 3378 break; 3379 3380 case NEXT: 3381 this_scr = scp->index; 3382 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3383 sc->first_vty + i != this_scr; 3384 i = (i + 1)%sc->vtys) { 3385 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3386 if (ISTTYOPEN(tp)) { 3387 sc_switch_scr(scp->sc, sc->first_vty + i); 3388 break; 3389 } 3390 } 3391 break; 3392 3393 case PREV: 3394 this_scr = scp->index; 3395 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3396 sc->first_vty + i != this_scr; 3397 i = (i + sc->vtys - 1)%sc->vtys) { 3398 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); 3399 if (ISTTYOPEN(tp)) { 3400 sc_switch_scr(scp->sc, sc->first_vty + i); 3401 break; 3402 } 3403 } 3404 break; 3405 3406 default: 3407 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3408 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3409 break; 3410 } 3411 /* assert(c & FKEY) */ 3412 if (!(sc->flags & SC_SCRN_BLANKED)) 3413 return c; 3414 break; 3415 } 3416 /* goto next_code */ 3417 } else { 3418 /* regular keys (maybe MKEY is set) */ 3419 if (!(sc->flags & SC_SCRN_BLANKED)) 3420 return c; 3421 } 3422 } 3423 3424 goto next_code; 3425} 3426 3427static int 3428scmmap(struct cdev *dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot) 3429{ 3430 scr_stat *scp; 3431 3432 scp = sc_get_stat(dev); 3433 if (scp != scp->sc->cur_scp) 3434 return -1; 3435 return vidd_mmap(scp->sc->adp, offset, paddr, nprot); 3436} 3437 3438static int 3439save_kbd_state(scr_stat *scp) 3440{ 3441 int state; 3442 int error; 3443 3444 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3445 if (error == ENOIOCTL) 3446 error = ENODEV; 3447 if (error == 0) { 3448 scp->status &= ~LOCK_MASK; 3449 scp->status |= state; 3450 } 3451 return error; 3452} 3453 3454static int 3455update_kbd_state(scr_stat *scp, int new_bits, int mask) 3456{ 3457 int state; 3458 int error; 3459 3460 if (mask != LOCK_MASK) { 3461 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3462 if (error == ENOIOCTL) 3463 error = ENODEV; 3464 if (error) 3465 return error; 3466 state &= ~mask; 3467 state |= new_bits & mask; 3468 } else { 3469 state = new_bits & LOCK_MASK; 3470 } 3471 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3472 if (error == ENOIOCTL) 3473 error = ENODEV; 3474 return error; 3475} 3476 3477static int 3478update_kbd_leds(scr_stat *scp, int which) 3479{ 3480 int error; 3481 3482 which &= LOCK_MASK; 3483 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3484 if (error == ENOIOCTL) 3485 error = ENODEV; 3486 return error; 3487} 3488 3489int 3490set_mode(scr_stat *scp) 3491{ 3492 video_info_t info; 3493 3494 /* reject unsupported mode */ 3495 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3496 return 1; 3497 3498 /* if this vty is not currently showing, do nothing */ 3499 if (scp != scp->sc->cur_scp) 3500 return 0; 3501 3502 /* setup video hardware for the given mode */ 3503 vidd_set_mode(scp->sc->adp, scp->mode); 3504 scp->rndr->init(scp); 3505#ifndef __sparc64__ 3506 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3507 (void *)scp->sc->adp->va_window, FALSE); 3508#endif 3509 3510#ifndef SC_NO_FONT_LOADING 3511 /* load appropriate font */ 3512 if (!(scp->status & GRAPHICS_MODE)) { 3513 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3514 if (scp->font_size < 14) { 3515 if (scp->sc->fonts_loaded & FONT_8) 3516 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3517 } else if (scp->font_size >= 16) { 3518 if (scp->sc->fonts_loaded & FONT_16) 3519 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3520 } else { 3521 if (scp->sc->fonts_loaded & FONT_14) 3522 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3523 } 3524 /* 3525 * FONT KLUDGE: 3526 * This is an interim kludge to display correct font. 3527 * Always use the font page #0 on the video plane 2. 3528 * Somehow we cannot show the font in other font pages on 3529 * some video cards... XXX 3530 */ 3531 sc_show_font(scp, 0); 3532 } 3533 mark_all(scp); 3534 } 3535#endif /* !SC_NO_FONT_LOADING */ 3536 3537 sc_set_border(scp, scp->border); 3538 sc_set_cursor_image(scp); 3539 3540 return 0; 3541} 3542 3543void 3544sc_set_border(scr_stat *scp, int color) 3545{ 3546 SC_VIDEO_LOCK(scp->sc); 3547 (*scp->rndr->draw_border)(scp, color); 3548 SC_VIDEO_UNLOCK(scp->sc); 3549} 3550 3551#ifndef SC_NO_FONT_LOADING 3552void 3553sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3554 int base, int count) 3555{ 3556 sc_softc_t *sc; 3557 3558 sc = scp->sc; 3559 sc->font_loading_in_progress = TRUE; 3560 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3561 sc->font_loading_in_progress = FALSE; 3562} 3563 3564void 3565sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3566 int base, int count) 3567{ 3568 sc_softc_t *sc; 3569 3570 sc = scp->sc; 3571 sc->font_loading_in_progress = TRUE; 3572 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3573 sc->font_loading_in_progress = FALSE; 3574} 3575 3576void 3577sc_show_font(scr_stat *scp, int page) 3578{ 3579 vidd_show_font(scp->sc->adp, page); 3580} 3581#endif /* !SC_NO_FONT_LOADING */ 3582 3583void 3584sc_paste(scr_stat *scp, u_char *p, int count) 3585{ 3586 struct tty *tp; 3587 u_char *rmap; 3588 3589 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); 3590 if (!ISTTYOPEN(tp)) 3591 return; 3592 rmap = scp->sc->scr_rmap; 3593 for (; count > 0; --count) 3594 ttyld_rint(tp, rmap[*p++]); 3595} 3596 3597void 3598sc_bell(scr_stat *scp, int pitch, int duration) 3599{ 3600 if (cold || shutdown_in_progress || !enable_bell) 3601 return; 3602 3603 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3604 return; 3605 3606 if (scp->sc->flags & SC_VISUAL_BELL) { 3607 if (scp->sc->blink_in_progress) 3608 return; 3609 scp->sc->blink_in_progress = 3; 3610 if (scp != scp->sc->cur_scp) 3611 scp->sc->blink_in_progress += 2; 3612 blink_screen(scp->sc->cur_scp); 3613 } else if (duration != 0 && pitch != 0) { 3614 if (scp != scp->sc->cur_scp) 3615 pitch *= 2; 3616 sysbeep(pitch, duration); 3617 } 3618} 3619 3620static void 3621blink_screen(void *arg) 3622{ 3623 scr_stat *scp = arg; 3624 struct tty *tp; 3625 3626 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3627 scp->sc->blink_in_progress = 0; 3628 mark_all(scp); 3629 tp = VIRTUAL_TTY(scp->sc, scp->index); 3630 if (ISTTYOPEN(tp)) 3631 scstart(tp); 3632 if (scp->sc->delayed_next_scr) 3633 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3634 } 3635 else { 3636 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3637 scp->sc->blink_in_progress & 1); 3638 scp->sc->blink_in_progress--; 3639 timeout(blink_screen, scp, hz / 10); 3640 } 3641} 3642 3643/* 3644 * Until sc_attach_unit() gets called no dev structures will be available 3645 * to store the per-screen current status. This is the case when the 3646 * kernel is initially booting and needs access to its console. During 3647 * this early phase of booting the console's current status is kept in 3648 * one statically defined scr_stat structure, and any pointers to the 3649 * dev structures will be NULL. 3650 */ 3651 3652static scr_stat * 3653sc_get_stat(struct cdev *devptr) 3654{ 3655 if (devptr == NULL) 3656 return (&main_console); 3657 return (SC_STAT(devptr)); 3658} 3659 3660/* 3661 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3662 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3663 * any keyboard. 3664 */ 3665 3666static int 3667sc_allocate_keyboard(sc_softc_t *sc, int unit) 3668{ 3669 int idx0, idx; 3670 keyboard_t *k0, *k; 3671 keyboard_info_t ki; 3672 3673 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3674 if (idx0 != -1) { 3675 k0 = kbd_get_keyboard(idx0); 3676 3677 for (idx = kbd_find_keyboard2("*", -1, 0); 3678 idx != -1; 3679 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3680 k = kbd_get_keyboard(idx); 3681 3682 if (idx == idx0 || KBD_IS_BUSY(k)) 3683 continue; 3684 3685 bzero(&ki, sizeof(ki)); 3686 strcpy(ki.kb_name, k->kb_name); 3687 ki.kb_unit = k->kb_unit; 3688 3689 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3690 } 3691 } else 3692 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3693 3694 return (idx0); 3695} 3696