From 786f122175419c74d016363f4f625d57891c8d8a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?S=C3=B8ren=20Schmidt?= Date: Wed, 1 Feb 1995 21:56:32 +0000 Subject: Syscons bug fix: tab now right (thanks bruce!) Mouse arrow support almost finished. --- sys/isa/syscons.c | 612 ++++++++++++++++++++++++++++-------------------------- 1 file changed, 319 insertions(+), 293 deletions(-) (limited to 'sys/isa/syscons.c') diff --git a/sys/isa/syscons.c b/sys/isa/syscons.c index 011056a4353a..c0028139fbdb 100644 --- a/sys/isa/syscons.c +++ b/sys/isa/syscons.c @@ -35,7 +35,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: syscons.c,v 1.96 1995/01/28 22:16:03 sos Exp $ + * $Id: syscons.c,v 1.97 1995/01/30 21:36:28 sos Exp $ */ #include "sc.h" @@ -97,7 +97,8 @@ #define CURSOR_ENABLED 0x00200 #define CURSOR_SHOWN 0x00400 #define MOUSE_ENABLED 0x00800 -#define UPDATE_NEEDED 0x01000 +#define UPDATE_MOUSE 0x01000 +#define UPDATE_SCREEN 0x02000 /* configuration flags */ #define VISUAL_BELL 0x00001 @@ -166,12 +167,14 @@ typedef struct scr_stat { term_stat term; /* terminal emulation stuff */ int status; /* status (bitfield) */ u_short *cursor_pos; /* cursor buffer position */ + u_short cursor_saveunder; /* saved chars under cursor */ char cursor_start; /* cursor start line # */ char cursor_end; /* cursor end line # */ u_short *mouse_pos; /* mouse buffer position */ - u_short mouse_xpos; /* mouse x coordinate */ - u_short mouse_ypos; /* mouse y coordinate */ - u_short mouse_saveunder[4]; /* saved chars under cursor */ + u_short *mouse_oldpos; /* mouse old buffer position */ + u_short mouse_saveunder[4]; /* saved chars under mouse */ + short mouse_xpos; /* mouse x coordinate */ + short mouse_ypos; /* mouse y coordinate */ u_char mouse_cursor[128]; /* mouse cursor bitmap store */ u_short bell_duration; u_short bell_pitch; @@ -181,10 +184,11 @@ typedef struct scr_stat { pid_t pid; /* pid of controlling proc */ struct proc *proc; /* proc* of controlling proc */ struct vt_mode smode; /* switch mode */ - u_short *history; - u_short *history_head; - u_short *history_pos; - int history_size; + u_short *history; /* circular history buffer */ + u_short *history_head; /* current head position */ + u_short *history_pos; /* position shown on screen */ + u_short *history_save; /* save area index */ + int history_size; /* size of history buffer */ } scr_stat; typedef struct default_attr { @@ -225,7 +229,7 @@ static u_char kbd_reply = 0; static int delayed_next_scr; static int configuration = 0; /* current setup */ static long scrn_blank_time = 0; /* screen saver timeout value */ -static int scrn_blanked = 0; /* screen saver active flag */ +static int scrn_blanked = FALSE; /* screen saver active flag */ static int scrn_saver = 0; /* screen saver routine */ static long scrn_time_stamp; static u_char scr_map[256]; @@ -271,8 +275,7 @@ static int switch_scr(scr_stat *scp, u_int next_scr); static void exchange_scr(void); static inline void move_crsr(scr_stat *scp, int x, int y); static void scan_esc(scr_stat *scp, u_char c); -static inline void undraw_cursor(scr_stat *scp); -static inline void draw_cursor(scr_stat *scp); +static inline void draw_cursor(scr_stat *scp, int show); static void ansi_put(scr_stat *scp, u_char *buf, int len); static u_char *get_fstr(u_int c, u_int *len); static void update_leds(int which); @@ -287,7 +290,6 @@ static void set_vgaregs(char *modetable); static void set_font_mode(); static void set_normal_mode(); static void copy_font(int operation, int font_type, char* font_image); -static void undraw_mouse_image(scr_stat *scp); static void draw_mouse_image(scr_stat *scp); static void save_palette(void); static void load_palette(void); @@ -435,7 +437,7 @@ scattach(struct isa_device *dev) MAXCONS, configuration); scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), - M_DEVBUF, M_NOWAIT); + M_DEVBUF, M_NOWAIT); /* copy screen to buffer */ bcopyw(Crtat, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); scp->cursor_pos = scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; @@ -599,7 +601,7 @@ scintr(int unit) scrn_time_stamp = time.tv_sec; if (scrn_blanked) { SCRN_SAVER(FALSE); - cur_console->status |= (CURSOR_ENABLED | UPDATE_NEEDED); + cur_console->status |= UPDATE_SCREEN; } c = scgetc(1); @@ -756,65 +758,65 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) case FONT_16: fontsize = 16; break; } - switch (mouse->operation) { case MOUSE_SHOW: if (!(scp->status & MOUSE_ENABLED)) { - draw_mouse_image(scp); - scp->status |= MOUSE_ENABLED; + scp->mouse_oldpos = + Crtat + (scp->mouse_pos - scp->scr_buf); + scp->status |= (UPDATE_MOUSE | MOUSE_ENABLED); } else return EINVAL; break; + case MOUSE_HIDE: if (scp->status & MOUSE_ENABLED) { - undraw_mouse_image(scp); scp->status &= ~MOUSE_ENABLED; + scp->status |= UPDATE_MOUSE; } else return EINVAL; break; + case MOUSE_MOVEABS: - if (scp->status & MOUSE_ENABLED) - undraw_mouse_image(scp); scp->mouse_xpos = mouse->x; - scp->mouse_ypos = mouse->y; - scp->mouse_pos = scp->scr_buf + - (scp->mouse_ypos/fontsize)*scp->xsize + - scp->mouse_xpos/8; - if (scp->mouse_pos > - scp->scr_buf + (scp->xsize * scp->ysize)) - scp->mouse_pos = scp->scr_buf + - (scp->xsize * scp->ysize); - else if (scp->mouse_pos < 0) - scp->mouse_pos = 0; - if (scp->status & MOUSE_ENABLED) - draw_mouse_image(scp); - break; + scp->mouse_ypos = mouse->y; + goto set_mouse_pos; + case MOUSE_MOVEREL: - if (scp->status & MOUSE_ENABLED) - undraw_mouse_image(scp); scp->mouse_xpos += mouse->x; - scp->mouse_ypos += mouse->y; + scp->mouse_ypos += mouse->y; +set_mouse_pos: + if (scp->mouse_xpos < 0) + scp->mouse_xpos = 0; + if (scp->mouse_ypos < 0) + scp->mouse_ypos = 0; + if (scp->mouse_xpos >= scp->xsize*8) + scp->mouse_xpos = (scp->xsize*8)-1; + if (scp->mouse_ypos >= scp->ysize*fontsize) + scp->mouse_ypos = (scp->ysize*fontsize)-1; scp->mouse_pos = scp->scr_buf + (scp->mouse_ypos/fontsize)*scp->xsize + scp->mouse_xpos/8; - if (scp->mouse_pos > - scp->scr_buf + (scp->xsize * scp->ysize)) - scp->mouse_pos = scp->scr_buf + - (scp->xsize * scp->ysize); - else if (scp->mouse_pos < 0) - scp->mouse_pos = 0; if (scp->status & MOUSE_ENABLED) - draw_mouse_image(scp); + scp->status |= UPDATE_MOUSE; break; + case MOUSE_GETPOS: mouse->x = scp->mouse_xpos; mouse->y = scp->mouse_ypos; - break; + return 0; + default: return EINVAL; } + /* make screensaver happy */ + if (scp == cur_console) { + scrn_time_stamp = time.tv_sec; + if (scrn_blanked) + scp->status |= UPDATE_SCREEN; + SCRN_SAVER(FALSE); + } return 0; } @@ -844,19 +846,19 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) *(int*)data = 0x200; /* version 2.0 */ return 0; - case SW_VGA_C40x25: case SW_VGA_C80x25: /* VGA TEXT MODES */ - case SW_VGA_M80x25: - case SW_VGA_C80x30: case SW_VGA_M80x30: - case SW_VGA_C80x50: case SW_VGA_M80x50: - case SW_VGA_C80x60: case SW_VGA_M80x60: - case SW_B40x25: case SW_C40x25: - case SW_B80x25: case SW_C80x25: - case SW_ENH_B40x25: case SW_ENH_C40x25: - case SW_ENH_B80x25: case SW_ENH_C80x25: - case SW_ENH_B80x43: case SW_ENH_C80x43: - - if (!crtc_vga || video_mode_ptr == NULL) - return ENXIO; + case SW_VGA_C40x25: case SW_VGA_C80x25: /* VGA TEXT MODES */ + case SW_VGA_M80x25: + case SW_VGA_C80x30: case SW_VGA_M80x30: + case SW_VGA_C80x50: case SW_VGA_M80x50: + case SW_VGA_C80x60: case SW_VGA_M80x60: + case SW_B40x25: case SW_C40x25: + case SW_B80x25: case SW_C80x25: + case SW_ENH_B40x25: case SW_ENH_C40x25: + case SW_ENH_B80x25: case SW_ENH_C80x25: + case SW_ENH_B80x43: case SW_ENH_C80x43: + + if (!crtc_vga || video_mode_ptr == NULL) + return ENXIO; switch (cmd & 0xff) { case M_VGA_C80x60: case M_VGA_M80x60: if (!(fonts_loaded & FONT_8)) @@ -870,7 +872,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) scp->xsize = 80; scp->ysize = 50; break; - case M_ENH_B80x43: case M_ENH_C80x43: + case M_ENH_B80x43: case M_ENH_C80x43: if (!(fonts_loaded & FONT_8)) return EINVAL; scp->xsize = 80; @@ -884,43 +886,43 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) if ((cmd & 0xff) > M_VGA_CG320) return EINVAL; else - scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); - scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; + scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); + scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; break; } scp->mode = cmd & 0xff; - scp->status &= ~UNKNOWN_MODE; /* text mode */ + scp->status &= ~UNKNOWN_MODE; /* text mode */ free(scp->scr_buf, M_DEVBUF); scp->scr_buf = (u_short *)malloc(scp->xsize * scp->ysize * sizeof(u_short), M_DEVBUF, M_NOWAIT); if (scp == cur_console) - set_mode(scp); + set_mode(scp); else scp->scr_buf = scp->scr_buf; - clear_screen(scp); + clear_screen(scp); if (tp->t_winsize.ws_col != scp->xsize || tp->t_winsize.ws_row != scp->ysize) { tp->t_winsize.ws_col = scp->xsize; tp->t_winsize.ws_row = scp->ysize; pgsignal(tp->t_pgrp, SIGWINCH, 1); } - return 0; - - /* GRAPHICS MODES */ - case SW_BG320: case SW_CG320: case SW_BG640: - case SW_CG320_D: case SW_CG640_E: - case SW_CG640x350: case SW_ENH_CG640: - case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: - - if (!crtc_vga || video_mode_ptr == NULL) - return ENXIO; - scp->mode = cmd & 0xFF; - scp->status |= UNKNOWN_MODE; /* graphics mode */ - scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8; - scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) - * (*(video_mode_ptr + (scp->mode*64) + 2)); - set_mode(scp); - /* clear_graphics();*/ + return 0; + + /* GRAPHICS MODES */ + case SW_BG320: case SW_CG320: case SW_BG640: + case SW_CG320_D: case SW_CG640_E: + case SW_CG640x350: case SW_ENH_CG640: + case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: + + if (!crtc_vga || video_mode_ptr == NULL) + return ENXIO; + scp->mode = cmd & 0xFF; + scp->status |= UNKNOWN_MODE; /* graphics mode */ + scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8; + scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) + * (*(video_mode_ptr + (scp->mode*64) + 2)); + set_mode(scp); + /* clear_graphics();*/ if (tp->t_winsize.ws_xpixel != scp->xsize || tp->t_winsize.ws_ypixel != scp->ysize) { @@ -928,7 +930,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) tp->t_winsize.ws_ypixel = scp->ysize; pgsignal(tp->t_pgrp, SIGWINCH, 1); } - return 0; + return 0; case VT_SETMODE: /* set screen switcher mode */ bcopy(data, &scp->smode, sizeof(struct vt_mode)); @@ -981,14 +983,14 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) /* NOT REACHED */ case VT_OPENQRY: /* return free virtual console */ - for (i = 0; i < MAXCONS; i++) { + for (i = 0; i < MAXCONS; i++) { tp = VIRTUAL_TTY(i); - if (!(tp->t_state & TS_ISOPEN)) { - *data = i + 1; - return 0; - } + if (!(tp->t_state & TS_ISOPEN)) { + *data = i + 1; + return 0; + } } - return EINVAL; + return EINVAL; case VT_ACTIVATE: /* switch to screen *data */ return switch_scr(scp, (*data) - 1); @@ -1013,16 +1015,16 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) return 0; case KDENABIO: /* allow io operations */ - fp = (struct trapframe *)p->p_md.md_regs; - fp->tf_eflags |= PSL_IOPL; + fp = (struct trapframe *)p->p_md.md_regs; + fp->tf_eflags |= PSL_IOPL; return 0; case KDDISABIO: /* disallow io operations (default) */ - fp = (struct trapframe *)p->p_md.md_regs; - fp->tf_eflags &= ~PSL_IOPL; - return 0; + fp = (struct trapframe *)p->p_md.md_regs; + fp->tf_eflags &= ~PSL_IOPL; + return 0; - case KDSETMODE: /* set current mode of this (virtual) console */ + case KDSETMODE: /* set current mode of this (virtual) console */ switch (*data) { case KD_TEXT: /* switch to TEXT (known) mode */ /* restore fonts & palette ! */ @@ -1040,7 +1042,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) case KD_TEXT1: /* switch to TEXT (known) mode */ /* no restore fonts & palette */ scp->status &= ~UNKNOWN_MODE; - if (crtc_vga && video_mode_ptr) + if (crtc_vga && video_mode_ptr) set_mode(scp); clear_screen(scp); return 0; @@ -1110,7 +1112,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) case KDMKTONE: /* sound the bell */ if (*(int*)data) { - do_bell(scp, (*(int*)data)&0xffff, + do_bell(scp, (*(int*)data)&0xffff, (((*(int*)data)>>16)&0xffff)*hz/1000); } else @@ -1159,7 +1161,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) case GETFKEY: /* get functionkey string */ if (*(u_short*)data < n_fkey_tab) { - fkeyarg_t *ptr = (fkeyarg_t*)data; + fkeyarg_t *ptr = (fkeyarg_t*)data; bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, fkey_tab[ptr->keynum].len); @@ -1171,7 +1173,7 @@ scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) case SETFKEY: /* set functionkey string */ if (*(u_short*)data < n_fkey_tab) { - fkeyarg_t *ptr = (fkeyarg_t*)data; + fkeyarg_t *ptr = (fkeyarg_t*)data; bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, min(ptr->flen, MAXFK)); @@ -1297,7 +1299,7 @@ scstart(struct tty *tp) len = q_to_b(rbp, buf, PCBURST); ansi_put(scp, buf, len); } - scp->status |= (CURSOR_ENABLED | UPDATE_NEEDED); + scp->status |= (CURSOR_ENABLED | UPDATE_SCREEN); s = spltty(); tp->t_state &= ~TS_BUSY; if (rbp->c_cc <= tp->t_lowat) { @@ -1369,16 +1371,16 @@ fade_saver(int blank) if (blank) { scrn_blanked = 1; if (count < 64) { - outb(PIXMASK, 0xFF); /* no pixelmask */ - outb(PALWADR, 0x00); - outb(PALDATA, 0); - outb(PALDATA, 0); - outb(PALDATA, 0); - for (i = 3; i < 768; i++) { - if (palette[i] - count > 15) - outb(PALDATA, palette[i]-count); + outb(PIXMASK, 0xFF); /* no pixelmask */ + outb(PALWADR, 0x00); + outb(PALDATA, 0); + outb(PALDATA, 0); + outb(PALDATA, 0); + for (i = 3; i < 768; i++) { + if (palette[i] - count > 15) + outb(PALDATA, palette[i]-count); else - outb(PALDATA, 15); + outb(PALDATA, 15); } inb(crtc_addr+6); /* reset flip/flop */ outb(ATC, 0x20); /* enable palette */ @@ -1397,11 +1399,11 @@ blank_saver(int blank) u_char val; if (blank) { scrn_blanked = 1; - outb(TSIDX, 0x01); val = inb(TSREG); + outb(TSIDX, 0x01); val = inb(TSREG); outb(TSIDX, 0x01); outb(TSREG, val | 0x20); } else { - outb(TSIDX, 0x01); val = inb(TSREG); + outb(TSIDX, 0x01); val = inb(TSREG); outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); scrn_blanked = 0; } @@ -1413,16 +1415,16 @@ green_saver(int blank) u_char val; if (blank) { scrn_blanked = 1; - outb(TSIDX, 0x01); val = inb(TSREG); + outb(TSIDX, 0x01); val = inb(TSREG); outb(TSIDX, 0x01); outb(TSREG, val | 0x20); outb(crtc_addr, 0x17); val = inb(crtc_addr + 1); outb(crtc_addr + 1, val & ~0x80); } else { - outb(TSIDX, 0x01); val = inb(TSREG); + outb(TSIDX, 0x01); val = inb(TSREG); outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); - outb(crtc_addr, 0x17); val = inb(crtc_addr + 1); - outb(crtc_addr + 1, val | 0x80); + outb(crtc_addr, 0x17); val = inb(crtc_addr + 1); + outb(crtc_addr + 1, val | 0x80); scrn_blanked = 0; } } @@ -1449,19 +1451,19 @@ star_saver(int blank) fillw((FG_LIGHTGREY|BG_BLACK)<<8|scr_map[0x20], Crtat, scp->xsize * scp->ysize); set_border(0); - for(i=0; ixsize*scp->ysize); - stars[i][1] = 0; - } + stars[i][1] = 0; + } } - cell = random() % NUM_STARS; + cell = random() % NUM_STARS; *((u_short*)(Crtat + stars[cell][0])) = scr_map[pattern[stars[cell][1]]] | - colors[random()%sizeof(colors)] << 8; + colors[random()%sizeof(colors)] << 8; if ((stars[cell][1]+=(random()%4)) >= sizeof(pattern)-1) { - stars[cell][0] = random() % (scp->xsize*scp->ysize); - stars[cell][1] = 0; + stars[cell][0] = random() % (scp->xsize*scp->ysize); + stars[cell][1] = 0; } } else { @@ -1530,34 +1532,39 @@ snake_saver(int blank) static void scrn_timer() { - static int cursor_blinkrate; - scr_stat *scp = cur_console; + static int cursor_blinkrate; + scr_stat *scp = cur_console; - if (scp->status & UNKNOWN_MODE) { - timeout((timeout_func_t)scrn_timer, 0, hz/10); - return; - } - /* update physical screen */ - if (scp->status & UPDATE_NEEDED) { - bcopyw(scp->scr_buf, Crtat, - scp->xsize*scp->ysize*sizeof(u_short)); - if (!(configuration&BLINK_CURSOR) && scp->status&CURSOR_ENABLED) - draw_cursor(scp); - scp->status &= ~UPDATE_NEEDED; - } - if ((configuration & BLINK_CURSOR) && (scp->status & CURSOR_ENABLED)) { - if (cursor_blinkrate++ & 0x04) - draw_cursor(scp); - else - undraw_cursor(scp); - } - if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time)) { - scp->status &= ~CURSOR_ENABLED; - SCRN_SAVER(TRUE); - } - timeout((timeout_func_t)scrn_timer, 0, hz/25); + /* should we just return ? */ + if ((scp->status & UNKNOWN_MODE) || blink_in_progress) { + timeout((timeout_func_t)scrn_timer, 0, hz/10); + return; + } + + if (!scrn_blanked) { + /* update entire screen image */ + if (scp->status & UPDATE_SCREEN) { + bcopyw(scp->scr_buf, Crtat, scp->xsize*scp->ysize*sizeof(u_short)); + scp->status &= ~CURSOR_SHOWN; + } + /* update "pseudo" mouse */ + if ((scp->status & MOUSE_ENABLED) && + ((scp->status & UPDATE_MOUSE) || (scp->status & UPDATE_SCREEN))) + draw_mouse_image(scp); + /* update cursor image */ + if (scp->status & CURSOR_ENABLED) { + if ((configuration & BLINK_CURSOR) && (cursor_blinkrate++ & 0x04)) + draw_cursor(scp, FALSE); + else + draw_cursor(scp, TRUE); + } + scp->status &= ~UPDATE_SCREEN; + } + if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time)) + SCRN_SAVER(TRUE); + timeout((timeout_func_t)scrn_timer, 0, hz/25); } - + static void clear_screen(scr_stat *scp) { @@ -1573,9 +1580,9 @@ switch_scr(scr_stat *scp, u_int next_scr) (cur_console->proc != pfind(cur_console->pid))) switch_in_progress = FALSE; - if (next_scr >= MAXCONS || switch_in_progress + if (next_scr >= MAXCONS || switch_in_progress || (cur_console->smode.mode == VT_AUTO - && cur_console->status & UNKNOWN_MODE)) { + && cur_console->status & UNKNOWN_MODE)) { do_bell(scp, BELL_PITCH, BELL_DURATION); return EINVAL; } @@ -1631,7 +1638,7 @@ exchange_scr(void) move_crsr(old_scp, old_scp->xpos, old_scp->ypos); cur_console = new_scp; if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ - if (crtc_vga && video_mode_ptr) + if (crtc_vga && video_mode_ptr) set_mode(new_scp); } move_crsr(new_scp, new_scp->xpos, new_scp->ypos); @@ -1648,7 +1655,7 @@ exchange_scr(void) shfts = ctls = alts = agrs = metas = 0; update_leds(new_scp->status); delayed_next_scr = FALSE; - new_scp->status |= UPDATE_NEEDED; + new_scp->status |= UPDATE_SCREEN; } static inline void @@ -1706,13 +1713,13 @@ scan_esc(scr_stat *scp, u_char c) if (c >= '0' && c <= '9') { if (scp->term.num_param < MAX_ESC_PAR) { if (scp->term.last_param != scp->term.num_param) { - scp->term.last_param = scp->term.num_param; - scp->term.param[scp->term.num_param] = 0; + scp->term.last_param = scp->term.num_param; + scp->term.param[scp->term.num_param] = 0; } else - scp->term.param[scp->term.num_param] *= 10; - scp->term.param[scp->term.num_param] += c - '0'; - return; + scp->term.param[scp->term.num_param] *= 10; + scp->term.param[scp->term.num_param] += c - '0'; + return; } } scp->term.num_param = scp->term.last_param + 1; @@ -1895,7 +1902,7 @@ scan_esc(scr_stat *scp, u_char c) if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; fillw(scp->term.cur_attr | scr_map[0x20], - scp->scr_buf + scp->xpos + + scp->scr_buf + scp->xpos + ((scp->xsize*scp->ypos) * sizeof(u_short)), n); break; @@ -2102,29 +2109,30 @@ scan_esc(scr_stat *scp, u_char c) } static inline void -undraw_cursor(scr_stat *scp) -{ - if (scp->status & CURSOR_SHOWN) - *(Crtat+(scp->cursor_pos - scp->scr_buf)) = *scp->cursor_pos; - scp->status &= ~CURSOR_SHOWN; -} - -static inline void -draw_cursor(scr_stat *scp) +draw_cursor(scr_stat *scp, int show) { - u_short cursor_image = *scp->cursor_pos; - - if ((cursor_image & 0x7000) == 0x7000) { - cursor_image &= 0x8fff; - if(!(cursor_image & 0x0700)) - cursor_image |= 0x0700; - } else { - cursor_image |= 0x7000; - if ((cursor_image & 0x0f00) == 0x0700) - cursor_image &= 0xf8ff; + if (show && !(scp->status & CURSOR_SHOWN)) { + u_short cursor_image = + *(Crtat + (cur_console->cursor_pos - cur_console->scr_buf)); + + scp->cursor_saveunder = cursor_image; + if ((cursor_image & 0x7000) == 0x7000) { + cursor_image &= 0x8fff; + if(!(cursor_image & 0x0700)) + cursor_image |= 0x0700; + } else { + cursor_image |= 0x7000; + if ((cursor_image & 0x0f00) == 0x0700) + cursor_image &= 0xf8ff; + } + *(Crtat + (cur_console->cursor_pos - cur_console->scr_buf)) = + cursor_image; + scp->status |= CURSOR_SHOWN; + } + if (!show && (scp->status & CURSOR_SHOWN)) { + *(Crtat+(scp->cursor_pos-scp->scr_buf)) = scp->cursor_saveunder; + scp->status &= ~CURSOR_SHOWN; } - *(Crtat+(cur_console->cursor_pos-cur_console->scr_buf)) = cursor_image; - scp->status |= CURSOR_SHOWN; } static void @@ -2191,8 +2199,15 @@ outloop: scp->xpos = 0; break; case '\t': /* non-destructive tab */ - scp->cursor_pos += (8 - scp->xpos % 8); - scp->xpos += (8 - scp->xpos % 8); + { + int i = 8 - scp->xpos % 8u; + + scp->cursor_pos += i; + if ((scp->xpos += i) >= scp->xsize) { + scp->xpos = 0; + scp->ypos++; + } + } break; } ptr++; len--; @@ -2209,10 +2224,10 @@ outloop: scp->history_head = scp->history; } bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, - scp->xsize * (scp->ysize - 1) * sizeof(u_short)); + scp->xsize * (scp->ysize - 1) * sizeof(u_short)); fillw(scp->term.cur_attr | scr_map[0x20], - scp->scr_buf + scp->xsize * (scp->ysize - 1), - scp->xsize); + scp->scr_buf + scp->xsize * (scp->ysize - 1), + scp->xsize); scp->cursor_pos -= scp->xsize; scp->ypos--; } @@ -2317,7 +2332,7 @@ static scr_stat (u_short *)malloc(scp->history_size*sizeof(u_short), M_DEVBUF, M_NOWAIT); bzero(scp->history_head, scp->history_size*sizeof(u_short)); - if (crtc_vga && video_mode_ptr) + if (crtc_vga && video_mode_ptr) set_mode(scp); clear_screen(scp); return scp; @@ -2360,7 +2375,7 @@ scput(u_char c) current_default = &kernel_default; scp->status &= ~CURSOR_ENABLED; ansi_put(scp, &c, 1); - scp->status |= (CURSOR_ENABLED | UPDATE_NEEDED); + scp->status |= (CURSOR_ENABLED | UPDATE_SCREEN); kernel_console = scp->term; current_default = &user_default; scp->term = save; @@ -2386,7 +2401,7 @@ static void update_leds(int which) { int s; - static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; + static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; /* replace CAPS led with ALTGR led for ALTGR keyboards */ if (key_map.n_keys > ALTGR_OFFSET) { @@ -2406,11 +2421,13 @@ history_to_screen(scr_stat *scp) { int i; + scp->status &= ~UPDATE_SCREEN; for (i=0; iysize; i++) bcopyw(scp->history + (((scp->history_pos - scp->history) + scp->history_size-((i+1)*scp->xsize))%scp->history_size), - Crtat + (scp->xsize * (scp->ysize-1 - i)), + scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), scp->xsize * sizeof(u_short)); + scp->status |= UPDATE_SCREEN; } static int @@ -2418,12 +2435,12 @@ history_up_line(scr_stat *scp) { if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != scp->history_head) { - scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); + scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); history_to_screen(scp); return 0; } else - return -1; + return -1; } static int @@ -2435,7 +2452,7 @@ history_down_line(scr_stat *scp) return 0; } else - return -1; + return -1; } /* @@ -2451,7 +2468,6 @@ scgetc(int noblock) struct key_t *key; static u_char esc_flag = 0, compose = 0; static u_int chr = 0; - static u_short *saved_history_head; next_code: kbd_wait(); @@ -2549,15 +2565,15 @@ next_code: break; /* the following 3 are only used on the MS "Natural" keyboard */ - case 0x5b: /* left Window key */ - keycode = 0x69; - break; - case 0x5c: /* right Window key */ - keycode = 0x6a; - break; - case 0x5d: /* menu key */ - keycode = 0x6b; - break; + case 0x5b: /* left Window key */ + keycode = 0x69; + break; + case 0x5c: /* right Window key */ + keycode = 0x6a; + break; + case 0x5d: /* menu key */ + keycode = 0x6b; + break; default: /* ignore everything else */ goto next_code; } @@ -2582,19 +2598,18 @@ next_code: cur_console->status &= ~CURSOR_ENABLED; if (!(cur_console->status & BUFFER_SAVED)) { - cur_console->status &= ~UPDATE_NEEDED; cur_console->status |= BUFFER_SAVED; - saved_history_head = cur_console->history_head; - /* copy scp->ysize line into history */ - for (i=0; iysize; i++) { - bcopyw(cur_console->scr_buf + (cur_console->xsize * i), + cur_console->history_save = cur_console->history_head; + /* copy screen into top of history buffer */ + for (i=0; iysize; i++) { + bcopyw(cur_console->scr_buf + (cur_console->xsize * i), cur_console->history_head, - cur_console->xsize * sizeof(u_short)); + cur_console->xsize * sizeof(u_short)); - cur_console->history_head += cur_console->xsize; - if (cur_console->history_head + cur_console->xsize > - cur_console->history + cur_console->history_size) - cur_console->history_head=cur_console->history; + cur_console->history_head += cur_console->xsize; + if (cur_console->history_head + cur_console->xsize > + cur_console->history + cur_console->history_size) + cur_console->history_head=cur_console->history; } cur_console->history_pos = cur_console->history_head; history_to_screen(cur_console); @@ -2614,26 +2629,26 @@ next_code: case 0x48: /* up arrow key */ if (history_up_line(cur_console)) - do_bell(cur_console, BELL_PITCH, BELL_DURATION); + do_bell(cur_console, BELL_PITCH, BELL_DURATION); goto next_code; case 0x50: /* down arrow key */ if (history_down_line(cur_console)) - do_bell(cur_console, BELL_PITCH, BELL_DURATION); + do_bell(cur_console, BELL_PITCH, BELL_DURATION); goto next_code; case 0x49: /* page up key */ for (i=0; iysize; i++) - if (history_up_line(cur_console)) { - do_bell(cur_console, BELL_PITCH, BELL_DURATION); + if (history_up_line(cur_console)) { + do_bell(cur_console, BELL_PITCH, BELL_DURATION); break; } goto next_code; case 0x51: /* page down key */ for (i=0; iysize; i++) - if (history_down_line(cur_console)) { - do_bell(cur_console, BELL_PITCH, BELL_DURATION); + if (history_down_line(cur_console)) { + do_bell(cur_console, BELL_PITCH, BELL_DURATION); break; } goto next_code; @@ -2763,33 +2778,35 @@ next_code: if (cur_console->status & SLKED) { cur_console->status &= ~SLKED; if (cur_console->status & BUFFER_SAVED){ - bcopyw(cur_console->scr_buf, Crtat, - cur_console->xsize * - cur_console->ysize * - sizeof(u_short)); + int i; + for (i=0; iysize; i++) { + bcopyw(cur_console->history_save+(cur_console->xsize*i), + cur_console->scr_buf + (cur_console->xsize * i), + cur_console->xsize * sizeof(u_short)); + } cur_console->status&=~BUFFER_SAVED; cur_console->history_head = - saved_history_head; + cur_console->history_save; cur_console->status |= - (CURSOR_ENABLED|UPDATE_NEEDED); + (CURSOR_ENABLED|UPDATE_SCREEN); } scstart(VIRTUAL_TTY(get_scr_num())); } else - cur_console->status |= SLKED; + cur_console->status |= SLKED; update_leds(cur_console->status); } break; - case ALK: + case ALK: if (!alkcnt) { alkcnt++; - if (cur_console->status & ALKED) - cur_console->status &= ~ALKED; - else - cur_console->status |= ALKED; + if (cur_console->status & ALKED) + cur_console->status &= ~ALKED; + else + cur_console->status |= ALKED; update_leds(cur_console->status); } - break; + break; /* NON-LOCKING KEYS */ case NOP: @@ -2803,7 +2820,7 @@ next_code: case DBG: #ifdef DDB /* try to switch to console 0 */ if (cur_console->smode.mode == VT_AUTO && - console[0]->smode.mode == VT_AUTO) + console[0]->smode.mode == VT_AUTO) switch_scr(cur_console, 0); Debugger("manual escape to debugger"); return(NOKEY); @@ -2854,7 +2871,7 @@ next_code: else { if (metas) action |= MKEY; - return(action); + return(action); } } goto next_code; @@ -2936,11 +2953,11 @@ special_80x60: special_modetable[2] = 0x08; special_modetable[19] = 0x47; goto special_480l; - case M_VGA_M80x30: + case M_VGA_M80x30: bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); goto special_80x30; - case M_VGA_C80x30: + case M_VGA_C80x30: bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); special_80x30: special_modetable[19] = 0x4f; special_480l: special_modetable[16] = 0x08; @@ -2952,7 +2969,7 @@ special_480l: special_modetable[16] = 0x08; modetable = special_modetable; goto setup_mode; - case M_ENH_B80x43: + case M_ENH_B80x43: bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64); goto special_80x43; @@ -2965,19 +2982,19 @@ special_80x43: special_modetable[28] = 87; bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); goto special_80x50; - case M_VGA_C80x50: + case M_VGA_C80x50: bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); special_80x50: special_modetable[2] = 8; special_modetable[19] = 7; modetable = special_modetable; goto setup_mode; - case M_VGA_C40x25: case M_VGA_C80x25: /* VGA TEXT MODES */ + case M_VGA_C40x25: case M_VGA_C80x25: /* VGA TEXT MODES */ case M_VGA_M80x25: - case M_B40x25: case M_C40x25: - case M_B80x25: case M_C80x25: - case M_ENH_B40x25: case M_ENH_C40x25: - case M_ENH_B80x25: case M_ENH_C80x25: + case M_B40x25: case M_C40x25: + case M_B80x25: case M_C80x25: + case M_ENH_B40x25: case M_ENH_C40x25: + case M_ENH_B80x25: case M_ENH_C80x25: modetable = video_mode_ptr + (scp->mode * 64); setup_mode: @@ -2985,21 +3002,21 @@ setup_mode: font_size = *(modetable + 2); /* set font type (size) */ - switch (font_size) { - case 0x10: - outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ + switch (font_size) { + case 0x10: + outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ scp->font = FONT_16; - break; - case 0x0E: - outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ + break; + case 0x0E: + outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ scp->font = FONT_14; - break; - default: - case 0x08: - outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ + break; + default: + case 0x08: + outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ scp->font = FONT_8; - break; - } + break; + } break; case M_BG320: case M_CG320: case M_BG640: @@ -3007,7 +3024,7 @@ setup_mode: case M_CG640x350: case M_ENH_CG640: case M_BG640x480: case M_CG640x480: case M_VGA_CG320: - set_vgaregs(video_mode_ptr + (scp->mode * 64)); + set_vgaregs(video_mode_ptr + (scp->mode * 64)); break; default: @@ -3025,8 +3042,8 @@ set_border(int color) { inb(crtc_addr+6); /* reset flip-flop */ outb(ATC, 0x11); outb(ATC, color); - inb(crtc_addr+6); /* reset flip-flop */ - outb(ATC, 0x20); /* enable Palette */ + inb(crtc_addr+6); /* reset flip-flop */ + outb(ATC, 0x20); /* enable Palette */ } static void @@ -3121,7 +3138,7 @@ set_normal_mode() static void copy_font(int operation, int font_type, char* font_image) { - int ch, line, segment, fontsize; + int ch, line, segment, fontsize; u_char val; switch (font_type) { @@ -3139,10 +3156,10 @@ copy_font(int operation, int font_type, char* font_image) fontsize = 16; break; } - outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ + outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ outb(TSIDX, 0x01); outb(TSREG, val | 0x20); set_font_mode(); - for (ch=0; ch < 256; ch++) + for (ch=0; ch < 256; ch++) for (line=0; line < fontsize; line++) if (operation) *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = @@ -3154,17 +3171,6 @@ copy_font(int operation, int font_type, char* font_image) outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ } -static void -undraw_mouse_image(scr_stat *scp) -{ - u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); - - *(crt_pos) = *(scp->mouse_pos); - *(crt_pos+1) = *(scp->mouse_pos+1); - *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize); - *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1); -} - static void draw_mouse_image(scr_stat *scp) { @@ -3198,18 +3204,13 @@ draw_mouse_image(scr_stat *scp) break; } - scp->mouse_saveunder[0] = *(crt_pos); - scp->mouse_saveunder[1] = *(crt_pos+1); - scp->mouse_saveunder[2] = *(crt_pos+scp->xsize); - scp->mouse_saveunder[3] = *(crt_pos+scp->xsize+1); - - bcopyw(font_buffer+((scp->mouse_saveunder[0] & 0xff)*font_size), + bcopyw(font_buffer+((*(scp->mouse_pos) & 0xff)*font_size), &scp->mouse_cursor[0], font_size); - bcopyw(font_buffer+((scp->mouse_saveunder[1] & 0xff)*font_size), + bcopyw(font_buffer+((*(scp->mouse_pos+1) & 0xff)*font_size), &scp->mouse_cursor[32], font_size); - bcopyw(font_buffer+((scp->mouse_saveunder[2] & 0xff)*font_size), + bcopyw(font_buffer+((*(scp->mouse_pos+scp->xsize) & 0xff)*font_size), &scp->mouse_cursor[64], font_size); - bcopyw(font_buffer+((scp->mouse_saveunder[3] & 0xff)*font_size), + bcopyw(font_buffer+((*(scp->mouse_pos+scp->xsize+1) & 0xff)*font_size), &scp->mouse_cursor[96], font_size); for (i=0; imouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; } - + /* + * if we didn't update entire screen, restore old mouse position + * and check if we overwrote the cursor location.. + */ + if ((scp->status & UPDATE_MOUSE) && !(scp->status & UPDATE_SCREEN)) { + u_short *ptr = scp->scr_buf + (scp->mouse_oldpos - Crtat); + if (crt_pos != scp->mouse_oldpos) { + *(scp->mouse_oldpos) = scp->mouse_saveunder[0]; + *(scp->mouse_oldpos+1) = scp->mouse_saveunder[1]; + *(scp->mouse_oldpos+scp->xsize) = scp->mouse_saveunder[2]; + *(scp->mouse_oldpos+scp->xsize+1) = scp->mouse_saveunder[3]; + } + scp->mouse_saveunder[0] = *(scp->mouse_pos); + scp->mouse_saveunder[1] = *(scp->mouse_pos+1); + scp->mouse_saveunder[2] = *(scp->mouse_pos+scp->xsize); + scp->mouse_saveunder[3] = *(scp->mouse_pos+scp->xsize+1); + if ((scp->cursor_pos == (ptr)) || + (scp->cursor_pos == (ptr+1)) || + (scp->cursor_pos == (ptr+scp->xsize)) || + (scp->cursor_pos == (ptr+scp->xsize+1)) || + (scp->cursor_pos == (scp->mouse_pos)) || + (scp->cursor_pos == (scp->mouse_pos+1)) || + (scp->cursor_pos == (scp->mouse_pos+scp->xsize)) || + (scp->cursor_pos == (scp->mouse_pos+scp->xsize+1))) + scp->status &= ~CURSOR_SHOWN; + } + scp->mouse_oldpos = crt_pos; while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; - *(crt_pos) = (scp->mouse_saveunder[0]&0xff00)|0xc0; - *(crt_pos+1) = (scp->mouse_saveunder[1]&0xff00)|0xc1; - *(crt_pos+scp->xsize) = (scp->mouse_saveunder[2]&0xff00)|0xc2; - *(crt_pos+scp->xsize+1) = (scp->mouse_saveunder[3]&0xff00)|0xc3; + *(crt_pos) = *(scp->mouse_pos)&0xff00|0xc0; + *(crt_pos+1) = *(scp->mouse_pos+1)&0xff00|0xc1; + *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize)&0xff00|0xc2; + *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1)&0xff00|0xc3; set_font_mode(); bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xc0 * 32, 128); @@ -3247,9 +3274,9 @@ save_palette(void) { int i; - outb(PALRADR, 0x00); - for (i=0x00; i<0x300; i++) - palette[i] = inb(PALDATA); + outb(PALRADR, 0x00); + for (i=0x00; i<0x300; i++) + palette[i] = inb(PALDATA); inb(crtc_addr+6); /* reset flip/flop */ } @@ -3258,10 +3285,10 @@ load_palette(void) { int i; - outb(PIXMASK, 0xFF); /* no pixelmask */ - outb(PALWADR, 0x00); - for (i=0x00; i<0x300; i++) - outb(PALDATA, palette[i]); + outb(PIXMASK, 0xFF); /* no pixelmask */ + outb(PALWADR, 0x00); + for (i=0x00; i<0x300; i++) + outb(PALDATA, palette[i]); inb(crtc_addr+6); /* reset flip/flop */ outb(ATC, 0x20); /* enable palette */ } @@ -3273,7 +3300,6 @@ do_bell(scr_stat *scp, int pitch, int duration) if (configuration & VISUAL_BELL) { if (blink_in_progress) return; - scp->status &= ~CURSOR_ENABLED; blink_in_progress = 4; timeout((timeout_func_t)blink_screen, scp, hz/10); } @@ -3296,7 +3322,7 @@ blink_screen(scr_stat *scp) timeout((timeout_func_t)blink_screen, scp, hz/10); } else { - scp->status |= (CURSOR_ENABLED | UPDATE_NEEDED); + scp->status |= UPDATE_SCREEN; blink_in_progress = FALSE; } } -- cgit v1.2.3