Add an ncurses UI.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3976 c046a42c-6fe2-441c-8c8c-71466251a162

Add an ncurses UI.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3976 c046a42c-6fe2-441c-8c8c-71466251a162
balrog
1 parent c0be16d3
Showing 21 changed files with 1238 additions and 34 deletions
Makefile
Makefile.target
configure
console.c
console.h
curses.c
curses_keys.h
hw/cirrus_vga.c
hw/jazz_led.c
hw/omap_lcdc.c
hw/pl110.c
hw/pxa2xx_lcd.c
hw/ssd0303.c
hw/ssd0323.c
hw/tcx.c
hw/vga.c
hw/vga_int.h
hw/vmware_vga.c
monitor.c
vl.c
@@ -99,6 +99,9 @@ OBJS+=$(addprefix audio/, $(AUDIO_OBJS))
 ifdef CONFIG_SDL
 OBJS+=sdl.o x_keymap.o
 endif
+ifdef CONFIG_CURSES
+OBJS+=curses.o
+endif
 OBJS+=vnc.o d3des.o
 ifdef CONFIG_COCOA
@@ -122,6 +125,9 @@ sdl.o: sdl.c keymaps.c sdl_keysym.h
 vnc.o: vnc.c keymaps.c sdl_keysym.h vnchextile.h d3des.c d3des.h
 	$(CC) $(CFLAGS) $(CPPFLAGS) $(CONFIG_VNC_TLS_CFLAGS) -c -o $@ $<
+curses.o: curses.c keymaps.c curses_keys.h
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(BASE_CFLAGS) -c -o $@ $<
+
 audio/sdlaudio.o: audio/sdlaudio.c
 	$(CC) $(CFLAGS) $(CPPFLAGS) $(SDL_CFLAGS) -c -o $@ $<
@@ -647,7 +647,7 @@ main.o: CFLAGS+=-p
 endif
 $(QEMU_PROG): $(OBJS) ../libqemu_common.a libqemu.a
-	$(CC) $(LDFLAGS) -o $@ $^ $(LIBS) $(SDL_LIBS) $(COCOA_LIBS)
+	$(CC) $(LDFLAGS) -o $@ $^ $(LIBS) $(SDL_LIBS) $(COCOA_LIBS) $(CURSES_LIBS)
 endif # !CONFIG_USER_ONLY
@@ -108,6 +108,7 @@ linux_user=&quot;no&quot;
 darwin_user="no"
 build_docs="no"
 uname_release=""
+curses="yes"
 # OS specific
 targetos=`uname -s`
@@ -323,6 +324,8 @@ for opt do
   ;;
   --disable-werror) werror="no"
   ;;
+  --disable-curses) curses="no"
+  ;;
   *) echo "ERROR: unknown option $opt"; show_help="yes"
   ;;
   esac
@@ -669,6 +672,20 @@ EOF
   fi
 fi
+##########################################
+# curses probe
+
+if test "$curses" = "yes" ; then
+  curses=no
+  cat > $TMPC << EOF
+#include <curses.h>
+int main(void) { return curses_version(); }
+EOF
+  if $cc -o $TMPE $TMPC -lcurses 2> /dev/null ; then
+    curses=yes
+  fi
+fi # test "$curses"
+
 # Check if tools are available to build documentation.
 if [ -x "`which texi2html 2>/dev/null`" ] && \
    [ -x "`which pod2man 2>/dev/null`" ]; then
@@ -720,6 +737,7 @@ echo &quot;SDL support       $sdl&quot;
 if test "$sdl" != "no" ; then
     echo "SDL static link   $sdl_static"
 fi
+echo "curses support    $curses"
 echo "mingw32 support   $mingw32"
 echo "Adlib support     $adlib"
 echo "AC97 support      $ac97"
@@ -974,8 +992,13 @@ if test &quot;$sdl1&quot; = &quot;yes&quot; ; then
   fi
 fi
 if test "$cocoa" = "yes" ; then
-    echo "#define CONFIG_COCOA 1" >> $config_h
-    echo "CONFIG_COCOA=yes" >> $config_mak
+  echo "#define CONFIG_COCOA 1" >> $config_h
+  echo "CONFIG_COCOA=yes" >> $config_mak
+fi
+if test "$curses" = "yes" ; then
+  echo "#define CONFIG_CURSES 1" >> $config_h
+  echo "CONFIG_CURSES=yes" >> $config_mak
+  echo "CURSES_LIBS=-lcurses" >> $config_mak
 fi
 # XXX: suppress that
@@ -1040,7 +1063,8 @@ if test &quot;$target_user_only&quot; = &quot;no&quot; -a &quot;$check_gfx&quot; = &quot;yes&quot; \
         -a "$sdl" = "no" -a "$cocoa" = "no" ; then
     echo "ERROR: QEMU requires SDL or Cocoa for graphical output"
     echo "To build QEMU without graphical output configure with --disable-gfx-check"
-    echo "Note that this will disable all output from the virtual graphics card."
+    echo "Note that this will disable all output from the virtual graphics card"
+    echo "except through VNC or curses."
     exit 1;
 fi
@@ -121,6 +121,7 @@ struct TextConsole {
     vga_hw_update_ptr hw_update;
     vga_hw_invalidate_ptr hw_invalidate;
     vga_hw_screen_dump_ptr hw_screen_dump;
+    vga_hw_text_update_ptr hw_text_update;
     void *hw;
     int g_width, g_height;
@@ -135,6 +136,7 @@ struct TextConsole {
     TextAttributes t_attrib_default; /* default text attributes */
     TextAttributes t_attrib; /* currently active text attributes */
     TextCell *cells;
+    int text_x[2], text_y[2], cursor_invalidate;
     enum TTYState state;
     int esc_params[MAX_ESC_PARAMS];
@@ -171,6 +173,12 @@ void vga_hw_screen_dump(const char *filename)
         consoles[0]->hw_screen_dump(consoles[0]->hw, filename);
 }
+void vga_hw_text_update(console_ch_t *chardata)
+{
+    if (active_console && active_console->hw_text_update)
+        active_console->hw_text_update(active_console->hw, chardata);
+}
+
 /* convert a RGBA color to a color index usable in graphic primitives */
 static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba)
 {
@@ -515,12 +523,25 @@ static void text_console_resize(TextConsole *s)
     s->cells = cells;
 }
+static inline void text_update_xy(TextConsole *s, int x, int y)
+{
+    s->text_x[0] = MIN(s->text_x[0], x);
+    s->text_x[1] = MAX(s->text_x[1], x);
+    s->text_y[0] = MIN(s->text_y[0], y);
+    s->text_y[1] = MAX(s->text_y[1], y);
+}
+
 static void update_xy(TextConsole *s, int x, int y)
 {
     TextCell *c;
     int y1, y2;
     if (s == active_console) {
+        if (!s->ds->depth) {
+            text_update_xy(s, x, y);
+            return;
+        }
+
         y1 = (s->y_base + y) % s->total_height;
         y2 = y1 - s->y_displayed;
         if (y2 < 0)
@@ -542,6 +563,12 @@ static void console_show_cursor(TextConsole *s, int show)
     if (s == active_console) {
         int x = s->x;
+
+        if (!s->ds->depth) {
+            s->cursor_invalidate = 1;
+            return;
+        }
+
         if (x >= s->width) {
             x = s->width - 1;
         }
@@ -571,6 +598,14 @@ static void console_refresh(TextConsole *s)
     if (s != active_console)
         return;
+    if (!s->ds->depth) {
+        s->text_x[0] = 0;
+        s->text_y[0] = 0;
+        s->text_x[1] = s->width - 1;
+        s->text_y[1] = s->height - 1;
+        s->cursor_invalidate = 1;
+        return;
+    }
     vga_fill_rect(s->ds, 0, 0, s->ds->width, s->ds->height,
                   color_table[0][COLOR_BLACK]);
@@ -648,6 +683,14 @@ static void console_put_lf(TextConsole *s)
             c++;
         }
         if (s == active_console && s->y_displayed == s->y_base) {
+            if (!s->ds->depth) {
+                s->text_x[0] = 0;
+                s->text_y[0] = 0;
+                s->text_x[1] = s->width - 1;
+                s->text_y[1] = s->height - 1;
+                return;
+            }
+
             vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
                        s->width * FONT_WIDTH,
                        (s->height - 1) * FONT_HEIGHT);
@@ -998,21 +1041,7 @@ void console_select(unsigned int index)
     s = consoles[index];
     if (s) {
         active_console = s;
-        if (s->console_type != GRAPHIC_CONSOLE) {
-            if (s->g_width != s->ds->width ||
-                s->g_height != s->ds->height) {
-                if (s->console_type == TEXT_CONSOLE_FIXED_SIZE) {
-                    dpy_resize(s->ds, s->g_width, s->g_height);
-                } else {
-                s->g_width = s->ds->width;
-                s->g_height = s->ds->height;
-                text_console_resize(s);
-            }
-            }
-            console_refresh(s);
-        } else {
-            vga_hw_invalidate();
-        }
+        vga_hw_invalidate();
     }
 }
@@ -1116,6 +1145,52 @@ void kbd_put_keysym(int keysym)
     }
 }
+static void text_console_invalidate(void *opaque)
+{
+    TextConsole *s = (TextConsole *) opaque;
+
+    if (s->console_type != GRAPHIC_CONSOLE) {
+        if (s->g_width != s->ds->width ||
+            s->g_height != s->ds->height) {
+            if (s->console_type == TEXT_CONSOLE_FIXED_SIZE)
+                dpy_resize(s->ds, s->g_width, s->g_height);
+            else {
+                s->g_width = s->ds->width;
+                s->g_height = s->ds->height;
+                text_console_resize(s);
+            }
+        }
+    }
+    console_refresh(s);
+}
+
+static void text_console_update(void *opaque, console_ch_t *chardata)
+{
+    TextConsole *s = (TextConsole *) opaque;
+    int i, j, src;
+
+    if (s->text_x[0] <= s->text_x[1]) {
+        src = (s->y_base + s->text_y[0]) * s->width;
+        chardata += s->text_y[0] * s->width;
+        for (i = s->text_y[0]; i <= s->text_y[1]; i ++)
+            for (j = 0; j < s->width; j ++, src ++)
+                console_write_ch(chardata ++, s->cells[src].ch |
+                                (s->cells[src].t_attrib.fgcol << 12) |
+                                (s->cells[src].t_attrib.bgcol << 8) |
+                                (s->cells[src].t_attrib.bold << 21));
+        dpy_update(s->ds, s->text_x[0], s->text_y[0],
+                   s->text_x[1] - s->text_x[0], i - s->text_y[0]);
+        s->text_x[0] = s->width;
+        s->text_y[0] = s->height;
+        s->text_x[1] = 0;
+        s->text_y[1] = 0;
+    }
+    if (s->cursor_invalidate) {
+        dpy_cursor(s->ds, s->x, s->y);
+        s->cursor_invalidate = 0;
+    }
+}
+
 static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
 {
     TextConsole *s;
@@ -1150,6 +1225,7 @@ static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
 TextConsole *graphic_console_init(DisplayState *ds, vga_hw_update_ptr update,
                                   vga_hw_invalidate_ptr invalidate,
                                   vga_hw_screen_dump_ptr screen_dump,
+                                  vga_hw_text_update_ptr text_update,
                                   void *opaque)
 {
     TextConsole *s;
@@ -1160,13 +1236,14 @@ TextConsole *graphic_console_init(DisplayState *ds, vga_hw_update_ptr update,
     s->hw_update = update;
     s->hw_invalidate = invalidate;
     s->hw_screen_dump = screen_dump;
+    s->hw_text_update = text_update;
     s->hw = opaque;
     return s;
 }
 int is_graphic_console(void)
 {
-    return active_console->console_type == GRAPHIC_CONSOLE;
+    return active_console && active_console->console_type == GRAPHIC_CONSOLE;
 }
 void console_color_init(DisplayState *ds)
@@ -1234,6 +1311,10 @@ CharDriverState *text_console_init(DisplayState *ds, const char *p)
     s->g_width = width;
     s->g_height = height;
+    s->hw_invalidate = text_console_invalidate;
+    s->hw_text_update = text_console_update;
+    s->hw = s;
+
     /* Set text attribute defaults */
     s->t_attrib_default.bold = 0;
     s->t_attrib_default.uline = 0;
@@ -79,6 +79,7 @@ struct DisplayState {
                      int dst_x, int dst_y, int w, int h);
     void (*dpy_fill)(struct DisplayState *s, int x, int y,
                      int w, int h, uint32_t c);
+    void (*dpy_text_cursor)(struct DisplayState *s, int x, int y);
     void (*mouse_set)(int x, int y, int on);
     void (*cursor_define)(int width, int height, int bpp, int hot_x, int hot_y,
                           uint8_t *image, uint8_t *mask);
@@ -94,17 +95,32 @@ static inline void dpy_resize(DisplayState *s, int w, int h)
     s->dpy_resize(s, w, h);
 }
+static inline void dpy_cursor(DisplayState *s, int x, int y)
+{
+    if (s->dpy_text_cursor)
+        s->dpy_text_cursor(s, x, y);
+}
+
+typedef unsigned long console_ch_t;
+static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
+{
+    cpu_to_le32wu((uint32_t *) dest, ch);
+}
+
 typedef void (*vga_hw_update_ptr)(void *);
 typedef void (*vga_hw_invalidate_ptr)(void *);
 typedef void (*vga_hw_screen_dump_ptr)(void *, const char *);
+typedef void (*vga_hw_text_update_ptr)(void *, console_ch_t *);
 TextConsole *graphic_console_init(DisplayState *ds, vga_hw_update_ptr update,
                                   vga_hw_invalidate_ptr invalidate,
                                   vga_hw_screen_dump_ptr screen_dump,
+                                  vga_hw_text_update_ptr text_update,
                                   void *opaque);
 void vga_hw_update(void);
 void vga_hw_invalidate(void);
 void vga_hw_screen_dump(const char *filename);
+void vga_hw_text_update(console_ch_t *chardata);
 int is_graphic_console(void);
 CharDriverState *text_console_init(DisplayState *ds, const char *p);
@@ -124,6 +140,9 @@ int vnc_display_open(DisplayState *ds, const char *display);
 int vnc_display_password(DisplayState *ds, const char *password);
 void do_info_vnc(void);
+/* curses.c */
+void curses_display_init(DisplayState *ds, int full_screen);
+
 /* x_keymap.c */
 extern uint8_t _translate_keycode(const int key);
+/*
+ * QEMU curses/ncurses display driver
+ * 
+ * Copyright (c) 2005 Andrzej Zaborowski  <balrog@zabor.org>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu-common.h"
+#include "console.h"
+#include "sysemu.h"
+
+#include <curses.h>
+
+#ifndef _WIN32
+#include <signal.h>
+#include <sys/ioctl.h>
+#include <termios.h>
+#endif
+
+#define FONT_HEIGHT 16
+#define FONT_WIDTH 8
+
+static console_ch_t screen[160 * 100];
+static WINDOW *screenpad = NULL;
+static int width, height, gwidth, gheight, invalidate;
+static int px, py, sminx, sminy, smaxx, smaxy;
+
+static void curses_update(DisplayState *ds, int x, int y, int w, int h)
+{
+    chtype *line;
+
+    line = ((chtype *) screen) + y * width;
+    for (h += y; y < h; y ++, line += width)
+        mvwaddchnstr(screenpad, y, 0, line, width);
+
+    pnoutrefresh(screenpad, py, px, sminy, sminx, smaxy - 1, smaxx - 1);
+    refresh();
+}
+
+static void curses_calc_pad(void)
+{
+    if (is_graphic_console()) {
+        width = gwidth;
+        height = gheight;
+    } else {
+        width = COLS;
+        height = LINES;
+    }
+
+    if (screenpad)
+        delwin(screenpad);
+
+    clear();
+    refresh();
+
+    screenpad = newpad(height, width);
+
+    if (width > COLS) {
+        px = (width - COLS) / 2;
+        sminx = 0;
+        smaxx = COLS;
+    } else {
+        px = 0;
+        sminx = (COLS - width) / 2;
+        smaxx = sminx + width;
+    }
+
+    if (height > LINES) {
+        py = (height - LINES) / 2;
+        sminy = 0;
+        smaxy = LINES;
+    } else {
+        py = 0;
+        sminy = (LINES - height) / 2;
+        smaxy = sminy + height;
+    }
+}
+
+static void curses_resize(DisplayState *ds, int w, int h)
+{
+    if (w == gwidth && h == gheight)
+        return;
+
+    gwidth = w;
+    gheight = h;
+
+    curses_calc_pad();
+}
+
+#ifndef _WIN32
+#ifdef SIGWINCH
+static void curses_winch_handler(int signum)
+{
+    struct winsize {
+        unsigned short ws_row;
+        unsigned short ws_col;
+        unsigned short ws_xpixel;   /* unused */
+        unsigned short ws_ypixel;   /* unused */
+    } ws;
+
+    /* terminal size changed */
+    if (ioctl(1, TIOCGWINSZ, &ws) == -1)
+        return;
+
+    resize_term(ws.ws_row, ws.ws_col);
+    curses_calc_pad();
+    invalidate = 1;
+
+    /* some systems require this */
+    signal(SIGWINCH, curses_winch_handler);
+}
+#endif
+#endif
+
+static void curses_cursor_position(DisplayState *ds, int x, int y)
+{
+    if (x >= 0) {
+        x = sminx + x - px;
+        y = sminy + y - py;
+
+        if (x >= 0 && y >= 0 && x < COLS && y < LINES) {
+            move(y, x);
+            curs_set(1);
+            /* it seems that curs_set(1) must always be called before
+             * curs_set(2) for the latter to have effect */
+            if (!is_graphic_console())
+                curs_set(2);
+            return;
+        }
+    }
+
+    curs_set(0);
+}
+
+/* generic keyboard conversion */
+
+#include "curses_keys.h"
+#include "keymaps.c"
+
+static kbd_layout_t *kbd_layout = 0;
+static int keycode2keysym[CURSES_KEYS];
+
+static void curses_refresh(DisplayState *ds)
+{
+    int chr, nextchr, keysym, keycode;
+
+    if (invalidate) {
+        clear();
+        refresh();
+        curses_calc_pad();
+        ds->width = FONT_WIDTH * width;
+        ds->height = FONT_HEIGHT * height;
+        vga_hw_invalidate();
+        invalidate = 0;
+    }
+
+    vga_hw_text_update(screen);
+
+    nextchr = ERR;
+    while (1) {
+        /* while there are any pending key strokes to process */
+        if (nextchr == ERR)
+            chr = getch();
+        else {
+            chr = nextchr;
+            nextchr = ERR;
+        }
+
+        if (chr == ERR)
+            break;
+
+        /* this shouldn't occur when we use a custom SIGWINCH handler */
+        if (chr == KEY_RESIZE) {
+            clear();
+            refresh();
+            curses_calc_pad();
+            curses_update(ds, 0, 0, width, height);
+            ds->width = FONT_WIDTH * width;
+            ds->height = FONT_HEIGHT * height;
+            continue;
+        }
+
+        keycode = curses2keycode[chr];
+        if (keycode == -1)
+            continue;
+
+        /* alt key */
+        if (keycode == 1) {
+            nextchr = getch();
+
+            if (nextchr != ERR) {
+                keycode = curses2keycode[nextchr];
+                nextchr = ERR;
+                if (keycode == -1)
+                    continue;
+
+                keycode |= ALT;
+
+                /* process keys reserved for qemu */
+                if (keycode >= QEMU_KEY_CONSOLE0 &&
+                        keycode < QEMU_KEY_CONSOLE0 + 9) {
+                    erase();
+                    wnoutrefresh(stdscr);
+                    console_select(keycode - QEMU_KEY_CONSOLE0);
+
+                    invalidate = 1;
+                    continue;
+                }
+            }
+        }
+
+        if (kbd_layout && !(keycode & GREY)) {
+            keysym = keycode2keysym[keycode & KEY_MASK];
+            if (keysym == -1)
+                keysym = chr;
+
+            keycode &= ~KEY_MASK;
+            keycode |= keysym2scancode(kbd_layout, keysym);
+        }
+
+        if (is_graphic_console()) {
+            /* since terminals don't know about key press and release
+             * events, we need to emit both for each key received */
+            if (keycode & SHIFT)
+                kbd_put_keycode(SHIFT_CODE);
+            if (keycode & CNTRL)
+                kbd_put_keycode(CNTRL_CODE);
+            if (keycode & ALT)
+                kbd_put_keycode(ALT_CODE);
+            if (keycode & GREY)
+                kbd_put_keycode(GREY_CODE);
+            kbd_put_keycode(keycode & KEY_MASK);
+            if (keycode & GREY)
+                kbd_put_keycode(GREY_CODE);
+            kbd_put_keycode((keycode & KEY_MASK) | KEY_RELEASE);
+            if (keycode & ALT)
+                kbd_put_keycode(ALT_CODE | KEY_RELEASE);
+            if (keycode & CNTRL)
+                kbd_put_keycode(CNTRL_CODE | KEY_RELEASE);
+            if (keycode & SHIFT)
+                kbd_put_keycode(SHIFT_CODE | KEY_RELEASE);
+        } else {
+            keysym = curses2keysym[chr];
+            if (keysym == -1)
+                keysym = chr;
+
+            kbd_put_keysym(keysym);
+        }
+    }
+}
+
+static void curses_cleanup(void *opaque) 
+{
+    endwin();
+}
+
+static void curses_atexit(void)
+{
+    curses_cleanup(NULL);
+}
+
+static void curses_setup(void)
+{
+    int i, colour_default[8] = {
+        COLOR_BLACK, COLOR_BLUE, COLOR_GREEN, COLOR_CYAN,
+        COLOR_RED, COLOR_MAGENTA, COLOR_YELLOW, COLOR_WHITE,
+    };
+
+    /* input as raw as possible, let everything be interpreted
+     * by the guest system */
+    initscr(); noecho(); intrflush(stdscr, FALSE);
+    nodelay(stdscr, TRUE); nonl(); keypad(stdscr, TRUE);
+    start_color(); raw(); scrollok(stdscr, FALSE);
+
+    for (i = 0; i < 64; i ++)
+        init_pair(i, colour_default[i & 7], colour_default[i >> 3]);
+}
+
+static void curses_keyboard_setup(void)
+{
+    int i, keycode, keysym;
+
+#if defined(__APPLE__)
+    /* always use generic keymaps */
+    if (!keyboard_layout)
+        keyboard_layout = "en-us";
+#endif
+    if(keyboard_layout) {
+        kbd_layout = init_keyboard_layout(keyboard_layout);
+        if (!kbd_layout)
+            exit(1);
+    }
+
+    for (i = 0; i < CURSES_KEYS; i ++)
+        keycode2keysym[i] = -1;
+
+    for (i = 0; i < CURSES_KEYS; i ++) {
+        if (curses2keycode[i] == -1)
+            continue;
+
+        keycode = curses2keycode[i] & KEY_MASK;
+        if (keycode2keysym[keycode] >= 0)
+            continue;
+
+        for (keysym = 0; keysym < CURSES_KEYS; keysym ++)
+            if (curses2keycode[keysym] == keycode) {
+                keycode2keysym[keycode] = keysym;
+                break;
+            }
+
+        if (keysym >= CURSES_KEYS)
+            keycode2keysym[keycode] = i;
+    }
+}
+
+void curses_display_init(DisplayState *ds, int full_screen)
+{
+#ifndef _WIN32
+    if (!isatty(1)) {
+        fprintf(stderr, "We need a terminal output\n");
+        exit(1);
+    }
+#endif
+
+    curses_setup();
+    curses_keyboard_setup();
+    atexit(curses_atexit);
+
+#ifndef _WIN32
+    signal(SIGINT, SIG_DFL);
+    signal(SIGQUIT, SIG_DFL);
+#ifdef SIGWINCH
+    /* some curses implementations provide a handler, but we
+     * want to be sure this is handled regardless of the library */
+    signal(SIGWINCH, curses_winch_handler);
+#endif
+#endif
+
+    ds->data = (void *) screen;
+    ds->linesize = 0;
+    ds->depth = 0;
+    ds->width = 640;
+    ds->height = 400;
+    ds->dpy_update = curses_update;
+    ds->dpy_resize = curses_resize;
+    ds->dpy_refresh = curses_refresh;
+    ds->dpy_text_cursor = curses_cursor_position;
+
+    invalidate = 1;
+
+    /* Standard VGA initial text mode dimensions */
+    curses_resize(ds, 80, 25);
+}
+/*
+ * Keycode and keysyms conversion tables for curses
+ * 
+ * Copyright (c) 2005 Andrzej Zaborowski  <balrog@zabor.org>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#define KEY_RELEASE         0x80
+#define KEY_MASK            0x7f
+#define SHIFT_CODE          0x2a
+#define SHIFT               0x0080
+#define GREY_CODE           0xe0
+#define GREY                0x0100
+#define CNTRL_CODE          0x1d
+#define CNTRL               0x0200
+#define ALT_CODE            0x38
+#define ALT                 0x0400
+
+/* curses won't detect a Control + Alt + 1, so use Alt + 1 */
+#define QEMU_KEY_CONSOLE0   (2 | ALT)   /* (curses2keycode['1'] | ALT) */
+
+#define CURSES_KEYS         KEY_MAX     /* KEY_MAX defined in <curses.h> */
+
+int curses2keycode[CURSES_KEYS] = {
+    [0 ... (CURSES_KEYS - 1)] = -1,
+
+    [0x01b] = 1, /* Escape */
+    ['1'] = 2,
+    ['2'] = 3,
+    ['3'] = 4,
+    ['4'] = 5,
+    ['5'] = 6,
+    ['6'] = 7,
+    ['7'] = 8,
+    ['8'] = 9,
+    ['9'] = 10,
+    ['0'] = 11,
+    ['-'] = 12,
+    ['='] = 13,
+    [0x07f] = 14, /* Backspace */
+    [0x107] = 14, /* Backspace */
+
+    ['\t'] = 15, /* Tab */
+    ['q'] = 16,
+    ['w'] = 17,
+    ['e'] = 18,
+    ['r'] = 19,
+    ['t'] = 20,
+    ['y'] = 21,
+    ['u'] = 22,
+    ['i'] = 23,
+    ['o'] = 24,
+    ['p'] = 25,
+    ['['] = 26,
+    [']'] = 27,
+    ['\n'] = 28, /* Return */
+    ['\r'] = 28, /* Return */
+    [0x157] = 28, /* Return */
+
+    ['a'] = 30,
+    ['s'] = 31,
+    ['d'] = 32,
+    ['f'] = 33,
+    ['g'] = 34,
+    ['h'] = 35,
+    ['j'] = 36,
+    ['k'] = 37,
+    ['l'] = 38,
+    [';'] = 39,
+    ['\''] = 40, /* Single quote */
+    ['`'] = 41,
+    ['\\'] = 43, /* Backslash */
+
+    ['z'] = 44,
+    ['x'] = 45,
+    ['c'] = 46,
+    ['v'] = 47,
+    ['b'] = 48,
+    ['n'] = 49,
+    ['m'] = 50,
+    [','] = 51,
+    ['.'] = 52,
+    ['/'] = 53,
+
+    [' '] = 57,
+
+    [0x109] = 59, /* Function Key 1 */
+    [0x10a] = 60, /* Function Key 2 */
+    [0x10b] = 61, /* Function Key 3 */
+    [0x10c] = 62, /* Function Key 4 */
+    [0x10d] = 63, /* Function Key 5 */
+    [0x10e] = 64, /* Function Key 6 */
+    [0x10f] = 65, /* Function Key 7 */
+    [0x110] = 66, /* Function Key 8 */
+    [0x111] = 67, /* Function Key 9 */
+    [0x112] = 68, /* Function Key 10 */
+    [0x113] = 87, /* Function Key 11 */
+    [0x114] = 88, /* Function Key 12 */
+
+    [0x106] = 71 | GREY, /* Home */
+    [0x103] = 72 | GREY, /* Up Arrow */
+    [0x153] = 73 | GREY, /* Page Up */
+    [0x104] = 75 | GREY, /* Left Arrow */
+    [0x105] = 77 | GREY, /* Right Arrow */
+    [0x168] = 79 | GREY, /* End */
+    [0x102] = 80 | GREY, /* Down Arrow */
+    [0x152] = 81 | GREY, /* Page Down */
+    [0x14b] = 82 | GREY, /* Insert */
+    [0x14a] = 83 | GREY, /* Delete */
+
+    ['!'] = 2 | SHIFT,
+    ['@'] = 3 | SHIFT,
+    ['#'] = 4 | SHIFT,
+    ['$'] = 5 | SHIFT,
+    ['%'] = 6 | SHIFT,
+    ['^'] = 7 | SHIFT,
+    ['&'] = 8 | SHIFT,
+    ['*'] = 9 | SHIFT,
+    ['('] = 10 | SHIFT,
+    [')'] = 11 | SHIFT,
+    ['_'] = 12 | SHIFT,
+    ['+'] = 13 | SHIFT,
+
+    [0x161] = 15 | SHIFT, /* Shift + Tab */
+    ['Q'] = 16 | SHIFT,
+    ['W'] = 17 | SHIFT,
+    ['E'] = 18 | SHIFT,
+    ['R'] = 19 | SHIFT,
+    ['T'] = 20 | SHIFT,
+    ['Y'] = 21 | SHIFT,
+    ['U'] = 22 | SHIFT,
+    ['I'] = 23 | SHIFT,
+    ['O'] = 24 | SHIFT,
+    ['P'] = 25 | SHIFT,
+    ['{'] = 26 | SHIFT,
+    ['}'] = 27 | SHIFT,
+
+    ['A'] = 30 | SHIFT,
+    ['S'] = 31 | SHIFT,
+    ['D'] = 32 | SHIFT,
+    ['F'] = 33 | SHIFT,
+    ['G'] = 34 | SHIFT,
+    ['H'] = 35 | SHIFT,
+    ['J'] = 36 | SHIFT,
+    ['K'] = 37 | SHIFT,
+    ['L'] = 38 | SHIFT,
+    [':'] = 39 | SHIFT,
+    ['"'] = 40 | SHIFT,
+    ['~'] = 41 | SHIFT,
+    ['|'] = 43 | SHIFT,
+
+    ['Z'] = 44 | SHIFT,
+    ['X'] = 45 | SHIFT,
+    ['C'] = 46 | SHIFT,
+    ['V'] = 47 | SHIFT,
+    ['B'] = 48 | SHIFT,
+    ['N'] = 49 | SHIFT,
+    ['M'] = 50 | SHIFT,
+    ['<'] = 51 | SHIFT,
+    ['>'] = 52 | SHIFT,
+    ['?'] = 53 | SHIFT,
+
+    [0x115] = 59 | SHIFT, /* Shift + Function Key 1 */
+    [0x116] = 60 | SHIFT, /* Shift + Function Key 2 */
+    [0x117] = 61 | SHIFT, /* Shift + Function Key 3 */
+    [0x118] = 62 | SHIFT, /* Shift + Function Key 4 */
+    [0x119] = 63 | SHIFT, /* Shift + Function Key 5 */
+    [0x11a] = 64 | SHIFT, /* Shift + Function Key 6 */
+    [0x11b] = 65 | SHIFT, /* Shift + Function Key 7 */
+    [0x11c] = 66 | SHIFT, /* Shift + Function Key 8 */
+
+    [0x011] = 16 | CNTRL, /* Control + q */
+    [0x017] = 17 | CNTRL, /* Control + w */
+    [0x005] = 18 | CNTRL, /* Control + e */
+    [0x012] = 19 | CNTRL, /* Control + r */
+    [0x014] = 20 | CNTRL, /* Control + t */
+    [0x019] = 21 | CNTRL, /* Control + y */
+    [0x015] = 22 | CNTRL, /* Control + u */
+    [0x009] = 23 | CNTRL, /* Control + i */
+    [0x00f] = 24 | CNTRL, /* Control + o */
+    [0x010] = 25 | CNTRL, /* Control + p */
+
+    [0x001] = 30 | CNTRL, /* Control + a */
+    [0x013] = 31 | CNTRL, /* Control + s */
+    [0x014] = 32 | CNTRL, /* Control + d */
+    [0x006] = 33 | CNTRL, /* Control + f */
+    [0x007] = 34 | CNTRL, /* Control + g */
+    [0x008] = 35 | CNTRL, /* Control + h */
+    [0x00a] = 36 | CNTRL, /* Control + j */
+    [0x00b] = 37 | CNTRL, /* Control + k */
+    [0x00c] = 38 | CNTRL, /* Control + l */
+
+    [0x01a] = 44 | CNTRL, /* Control + z */
+    [0x018] = 45 | CNTRL, /* Control + x */
+    [0x003] = 46 | CNTRL, /* Control + c */
+    [0x016] = 47 | CNTRL, /* Control + v */
+    [0x002] = 48 | CNTRL, /* Control + b */
+    [0x00e] = 49 | CNTRL, /* Control + n */
+    /* Control + m collides with the keycode for Enter */
+
+};
+
+int curses2keysym[CURSES_KEYS] = {
+    [0 ... (CURSES_KEYS - 1)] = -1,
+
+    ['\n'] = '\n',
+    ['\r'] = '\n',
+
+    [0x07f] = QEMU_KEY_BACKSPACE,
+
+    [0x102] = QEMU_KEY_DOWN,
+    [0x103] = QEMU_KEY_UP,
+    [0x104] = QEMU_KEY_LEFT,
+    [0x105] = QEMU_KEY_RIGHT,
+    [0x106] = QEMU_KEY_HOME,
+    [0x107] = QEMU_KEY_BACKSPACE,
+
+    [0x14a] = QEMU_KEY_DELETE,
+    [0x152] = QEMU_KEY_PAGEDOWN,
+    [0x153] = QEMU_KEY_PAGEUP,
+    [0x157] = '\n',
+    [0x168] = QEMU_KEY_END,
+
+};
+
+typedef struct {
+	const char* name;
+	int keysym;
+} name2keysym_t;
+
+static name2keysym_t name2keysym[] = {
+    /* Plain ASCII */
+    { "space", 0x020 },
+    { "exclam", 0x021 },
+    { "quotedbl", 0x022 },
+    { "numbersign", 0x023 },
+    { "dollar", 0x024 },
+    { "percent", 0x025 },
+    { "ampersand", 0x026 },
+    { "apostrophe", 0x027 },
+    { "parenleft", 0x028 },
+    { "parenright", 0x029 },
+    { "asterisk", 0x02a },
+    { "plus", 0x02b },
+    { "comma", 0x02c },
+    { "minus", 0x02d },
+    { "period", 0x02e },
+    { "slash", 0x02f },
+    { "0", 0x030 },
+    { "1", 0x031 },
+    { "2", 0x032 },
+    { "3", 0x033 },
+    { "4", 0x034 },
+    { "5", 0x035 },
+    { "6", 0x036 },
+    { "7", 0x037 },
+    { "8", 0x038 },
+    { "9", 0x039 },
+    { "colon", 0x03a },
+    { "semicolon", 0x03b },
+    { "less", 0x03c },
+    { "equal", 0x03d },
+    { "greater", 0x03e },
+    { "question", 0x03f },
+    { "at", 0x040 },
+    { "A", 0x041 },
+    { "B", 0x042 },
+    { "C", 0x043 },
+    { "D", 0x044 },
+    { "E", 0x045 },
+    { "F", 0x046 },
+    { "G", 0x047 },
+    { "H", 0x048 },
+    { "I", 0x049 },
+    { "J", 0x04a },
+    { "K", 0x04b },
+    { "L", 0x04c },
+    { "M", 0x04d },
+    { "N", 0x04e },
+    { "O", 0x04f },
+    { "P", 0x050 },
+    { "Q", 0x051 },
+    { "R", 0x052 },
+    { "S", 0x053 },
+    { "T", 0x054 },
+    { "U", 0x055 },
+    { "V", 0x056 },
+    { "W", 0x057 },
+    { "X", 0x058 },
+    { "Y", 0x059 },
+    { "Z", 0x05a },
+    { "bracketleft", 0x05b },
+    { "backslash", 0x05c },
+    { "bracketright", 0x05d },
+    { "asciicircum", 0x05e },
+    { "underscore", 0x05f },
+    { "grave", 0x060 },
+    { "a", 0x061 },
+    { "b", 0x062 },
+    { "c", 0x063 },
+    { "d", 0x064 },
+    { "e", 0x065 },
+    { "f", 0x066 },
+    { "g", 0x067 },
+    { "h", 0x068 },
+    { "i", 0x069 },
+    { "j", 0x06a },
+    { "k", 0x06b },
+    { "l", 0x06c },
+    { "m", 0x06d },
+    { "n", 0x06e },
+    { "o", 0x06f },
+    { "p", 0x070 },
+    { "q", 0x071 },
+    { "r", 0x072 },
+    { "s", 0x073 },
+    { "t", 0x074 },
+    { "u", 0x075 },
+    { "v", 0x076 },
+    { "w", 0x077 },
+    { "x", 0x078 },
+    { "y", 0x079 },
+    { "z", 0x07a },
+    { "braceleft", 0x07b },
+    { "bar", 0x07c },
+    { "braceright", 0x07d },
+    { "asciitilde", 0x07e },
+
+    /* Latin-1 extensions */
+    { "nobreakspace", 0x0a0 },
+    { "exclamdown", 0x0a1 },
+    { "cent", 0x0a2 },
+    { "sterling", 0x0a3 },
+    { "currency", 0x0a4 },
+    { "yen", 0x0a5 },
+    { "brokenbar", 0x0a6 },
+    { "section", 0x0a7 },
+    { "diaeresis", 0x0a8 },
+    { "copyright", 0x0a9 },
+    { "ordfeminine", 0x0aa },
+    { "guillemotleft", 0x0ab },
+    { "notsign", 0x0ac },
+    { "hyphen", 0x0ad },
+    { "registered", 0x0ae },
+    { "macron", 0x0af },
+    { "degree", 0x0b0 },
+    { "plusminus", 0x0b1 },
+    { "twosuperior", 0x0b2 },
+    { "threesuperior", 0x0b3 },
+    { "acute", 0x0b4 },
+    { "mu", 0x0b5 },
+    { "paragraph", 0x0b6 },
+    { "periodcentered", 0x0b7 },
+    { "cedilla", 0x0b8 },
+    { "onesuperior", 0x0b9 },
+    { "masculine", 0x0ba },
+    { "guillemotright", 0x0bb },
+    { "onequarter", 0x0bc },
+    { "onehalf", 0x0bd },
+    { "threequarters", 0x0be },
+    { "questiondown", 0x0bf },
+    { "Agrave", 0x0c0 },
+    { "Aacute", 0x0c1 },
+    { "Acircumflex", 0x0c2 },
+    { "Atilde", 0x0c3 },
+    { "Adiaeresis", 0x0c4 },
+    { "Aring", 0x0c5 },
+    { "AE", 0x0c6 },
+    { "Ccedilla", 0x0c7 },
+    { "Egrave", 0x0c8 },
+    { "Eacute", 0x0c9 },
+    { "Ecircumflex", 0x0ca },
+    { "Ediaeresis", 0x0cb },
+    { "Igrave", 0x0cc },
+    { "Iacute", 0x0cd },
+    { "Icircumflex", 0x0ce },
+    { "Idiaeresis", 0x0cf },
+    { "ETH", 0x0d0 },
+    { "Eth", 0x0d0 },
+    { "Ntilde", 0x0d1 },
+    { "Ograve", 0x0d2 },
+    { "Oacute", 0x0d3 },
+    { "Ocircumflex", 0x0d4 },
+    { "Otilde", 0x0d5 },
+    { "Odiaeresis", 0x0d6 },
+    { "multiply", 0x0d7 },
+    { "Ooblique", 0x0d8 },
+    { "Oslash", 0x0d8 },
+    { "Ugrave", 0x0d9 },
+    { "Uacute", 0x0da },
+    { "Ucircumflex", 0x0db },
+    { "Udiaeresis", 0x0dc },
+    { "Yacute", 0x0dd },
+    { "THORN", 0x0de },
+    { "Thorn", 0x0de },
+    { "ssharp", 0x0df },
+    { "agrave", 0x0e0 },
+    { "aacute", 0x0e1 },
+    { "acircumflex", 0x0e2 },
+    { "atilde", 0x0e3 },
+    { "adiaeresis", 0x0e4 },
+    { "aring", 0x0e5 },
+    { "ae", 0x0e6 },
+    { "ccedilla", 0x0e7 },
+    { "egrave", 0x0e8 },
+    { "eacute", 0x0e9 },
+    { "ecircumflex", 0x0ea },
+    { "ediaeresis", 0x0eb },
+    { "igrave", 0x0ec },
+    { "iacute", 0x0ed },
+    { "icircumflex", 0x0ee },
+    { "idiaeresis", 0x0ef },
+    { "eth", 0x0f0 },
+    { "ntilde", 0x0f1 },
+    { "ograve", 0x0f2 },
+    { "oacute", 0x0f3 },
+    { "ocircumflex", 0x0f4 },
+    { "otilde", 0x0f5 },
+    { "odiaeresis", 0x0f6 },
+    { "division", 0x0f7 },
+    { "oslash", 0x0f8 },
+    { "ooblique", 0x0f8 },
+    { "ugrave", 0x0f9 },
+    { "uacute", 0x0fa },
+    { "ucircumflex", 0x0fb },
+    { "udiaeresis", 0x0fc },
+    { "yacute", 0x0fd },
+    { "thorn", 0x0fe },
+    { "ydiaeresis", 0x0ff },
+
+    /* Special keys */
+    { "BackSpace", 0x07f },
+    { "Tab", '\t' },
+    { "Return", '\r' },
+    { "Right", 0x105 },
+    { "Left", 0x104 },
+    { "Up", 0x103 },
+    { "Down", 0x102 },
+    { "Page_Down", 0x152 },
+    { "Page_Up", 0x153 },
+    { "Insert", 0x14b },
+    { "Delete", 0x14a },
+    { "Home", 0x106 },
+    { "End", 0x168 },
+    { "F1", 0x109 },
+    { "F2", 0x10a },
+    { "F3", 0x10b },
+    { "F4", 0x10c },
+    { "F5", 0x10d },
+    { "F6", 0x10e },
+    { "F7", 0x10f },
+    { "F8", 0x110 },
+    { "F9", 0x111 },
+    { "F10", 0x112 },
+    { "F11", 0x113 },
+    { "F12", 0x114 },
+    { "F13", 0x115 },
+    { "F14", 0x116 },
+    { "F15", 0x117 },
+    { "F16", 0x118 },
+    { "F17", 0x119 },
+    { "F18", 0x11a },
+    { "F19", 0x11b },
+    { "F20", 0x11c },
+    { "Escape", 27 },
+
+    { 0, 0 },
+};
@@ -3257,7 +3257,8 @@ void pci_cirrus_vga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
                     ds, vga_ram_base, vga_ram_offset, vga_ram_size);
     cirrus_init_common(s, device_id, 1);
-    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump, s);
+    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump,
+                         s->text_update, s);
     s->pci_dev = (PCIDevice *)d;
@@ -285,6 +285,22 @@ static void jazz_led_screen_dump(void *opaque, const char *filename)
     printf("jazz_led_screen_dump() not implemented\n");
 }
+static void jazz_led_text_update(void *opaque, console_ch_t *chardata)
+{
+    LedState *s = opaque;
+    char buf[2];
+
+    dpy_cursor(s->ds, -1, -1);
+    dpy_resize(s->ds, 2, 1);
+
+    /* TODO: draw the segments */
+    snprintf(buf, 2, "%02hhx\n", s->segments);
+    console_write_ch(chardata++, 0x00200100 | buf[0]);
+    console_write_ch(chardata++, 0x00200100 | buf[1]);
+
+    dpy_update(s->ds, 0, 0, 2, 1);
+}
+
 void jazz_led_init(DisplayState *ds, target_phys_addr_t base)
 {
     LedState *s;
@@ -301,5 +317,7 @@ void jazz_led_init(DisplayState *ds, target_phys_addr_t base)
     io = cpu_register_io_memory(0, led_read, led_write, s);
     cpu_register_physical_memory(s->base, 1, io);
-    graphic_console_init(ds, jazz_led_update_display, jazz_led_invalidate_display, jazz_led_screen_dump, s);
+    graphic_console_init(ds, jazz_led_update_display,
+                         jazz_led_invalidate_display, jazz_led_screen_dump,
+                         jazz_led_text_update, s);
 }
@@ -495,7 +495,7 @@ struct omap_lcd_panel_s *omap_lcdc_init(target_phys_addr_t base, qemu_irq irq,
     cpu_register_physical_memory(s->base, 0x100, iomemtype);
     graphic_console_init(ds, omap_update_display,
-                    omap_invalidate_display, omap_screen_dump, s);
+                    omap_invalidate_display, omap_screen_dump, NULL, s);
     return s;
 }
@@ -426,7 +426,7 @@ void *pl110_init(DisplayState *ds, uint32_t base, qemu_irq irq,
     s->versatile = versatile;
     s->irq = irq;
     graphic_console_init(ds, pl110_update_display, pl110_invalidate_display,
-                         NULL, s);
+                         NULL, NULL, s);
     /* ??? Save/restore.  */
     return s;
 }
@@ -1002,7 +1002,7 @@ struct pxa2xx_lcdc_s *pxa2xx_lcdc_init(target_phys_addr_t base, qemu_irq irq,
     cpu_register_physical_memory(base, 0x00100000, iomemtype);
     graphic_console_init(ds, pxa2xx_update_display,
-                    pxa2xx_invalidate_display, pxa2xx_screen_dump, s);
+                    pxa2xx_invalidate_display, pxa2xx_screen_dump, NULL, s);
     switch (s->ds->depth) {
     case 0:
@@ -270,6 +270,6 @@ void ssd0303_init(DisplayState *ds, i2c_bus *bus, int address)
     s->i2c.recv = ssd0303_recv;
     s->i2c.send = ssd0303_send;
     graphic_console_init(ds, ssd0303_update_display, ssd0303_invalidate_display,
-                         NULL, s);
+                         NULL, NULL, s);
     dpy_resize(s->ds, 96 * MAGNIFY, 16 * MAGNIFY);
 }
@@ -280,7 +280,7 @@ void *ssd0323_init(DisplayState *ds, qemu_irq *cmd_p)
     s = (ssd0323_state *)qemu_mallocz(sizeof(ssd0323_state));
     s->ds = ds;
     graphic_console_init(ds, ssd0323_update_display, ssd0323_invalidate_display,
-                         NULL, s);
+                         NULL, NULL, s);
     dpy_resize(s->ds, 128 * MAGNIFY, 64 * MAGNIFY);
     s->col_end = 63;
     s->row_end = 79;
@@ -537,12 +537,13 @@ void tcx_init(DisplayState *ds, target_phys_addr_t addr, uint8_t *vram_base,
         s->cplane_offset = vram_offset;
         cpu_register_physical_memory(addr + 0x0a000000ULL, size, vram_offset);
         graphic_console_init(s->ds, tcx24_update_display,
-                             tcx24_invalidate_display, tcx24_screen_dump, s);
+                             tcx24_invalidate_display,
+                             tcx24_screen_dump, NULL, s);
     } else {
         cpu_register_physical_memory(addr + 0x00300000ULL, TCX_THC_NREGS_8,
                                      dummy_memory);
         graphic_console_init(s->ds, tcx_update_display, tcx_invalidate_display,
-                             tcx_screen_dump, s);
+                             tcx_screen_dump, NULL, s);
     }
     // NetBSD writes here even with 8-bit display
     cpu_register_physical_memory(addr + 0x00301000ULL, TCX_THC_NREGS_24,
@@ -1660,6 +1660,165 @@ static void vga_reset(VGAState *s)
     s->graphic_mode = -1; /* force full update */
 }
+#define TEXTMODE_X(x)	((x) % width)
+#define TEXTMODE_Y(x)	((x) / width)
+#define VMEM2CHTYPE(v)	((v & 0xff0007ff) | \
+        ((v & 0x00000800) << 10) | ((v & 0x00007000) >> 1))
+/* relay text rendering to the display driver
+ * instead of doing a full vga_update_display() */
+static void vga_update_text(void *opaque, console_ch_t *chardata)
+{
+    VGAState *s = (VGAState *) opaque;
+    int graphic_mode, i, cursor_offset, cursor_visible;
+    int cw, cheight, width, height, size, c_min, c_max;
+    uint32_t *src;
+    console_ch_t *dst, val;
+    char msg_buffer[80];
+    int full_update;
+    full_update = 0;
+
+    if (!(s->ar_index & 0x20)) {
+        graphic_mode = GMODE_BLANK;
+    } else {
+        graphic_mode = s->gr[6] & 1;
+    }
+    if (graphic_mode != s->graphic_mode) {
+        s->graphic_mode = graphic_mode;
+        full_update = 1;
+    }
+    if (s->last_width == -1) {
+        s->last_width = 0;
+        full_update = 1;
+    }
+
+    switch (graphic_mode) {
+    case GMODE_TEXT:
+        /* TODO: update palette */
+        full_update |= update_basic_params(s);
+
+        /* total width & height */
+        cheight = (s->cr[9] & 0x1f) + 1;
+        cw = 8;
+        if (!(s->sr[1] & 0x01))
+            cw = 9;
+        if (s->sr[1] & 0x08)
+            cw = 16; /* NOTE: no 18 pixel wide */
+        width = (s->cr[0x01] + 1);
+        if (s->cr[0x06] == 100) {
+            /* ugly hack for CGA 160x100x16 - explain me the logic */
+            height = 100;
+        } else {
+            height = s->cr[0x12] | 
+                ((s->cr[0x07] & 0x02) << 7) | 
+                ((s->cr[0x07] & 0x40) << 3);
+            height = (height + 1) / cheight;
+        }
+
+        size = (height * width);
+        if (size > CH_ATTR_SIZE) {
+            if (!full_update)
+                return;
+
+            sprintf(msg_buffer, "%i x %i Text mode", width, height);
+            break;
+        }
+
+        if (width != s->last_width || height != s->last_height ||
+            cw != s->last_cw || cheight != s->last_ch) {
+            s->last_scr_width = width * cw;
+            s->last_scr_height = height * cheight;
+            dpy_resize(s->ds, width, height);
+            s->last_width = width;
+            s->last_height = height;
+            s->last_ch = cheight;
+            s->last_cw = cw;
+            full_update = 1;
+        }
+
+        /* Update "hardware" cursor */
+        cursor_offset = ((s->cr[0x0e] << 8) | s->cr[0x0f]) - s->start_addr;
+        if (cursor_offset != s->cursor_offset ||
+            s->cr[0xa] != s->cursor_start ||
+            s->cr[0xb] != s->cursor_end || full_update) {
+            cursor_visible = !(s->cr[0xa] & 0x20);
+            if (cursor_visible && cursor_offset < size && cursor_offset >= 0)
+                dpy_cursor(s->ds,
+                           TEXTMODE_X(cursor_offset),
+                           TEXTMODE_Y(cursor_offset));
+            else
+                dpy_cursor(s->ds, -1, -1);
+            s->cursor_offset = cursor_offset;
+            s->cursor_start = s->cr[0xa];
+            s->cursor_end = s->cr[0xb];
+        }
+
+        src = (uint32_t *) s->vram_ptr + s->start_addr;
+        dst = chardata;
+
+        if (full_update) {
+            for (i = 0; i < size; src ++, dst ++, i ++)
+                console_write_ch(dst, VMEM2CHTYPE(*src));
+
+            dpy_update(s->ds, 0, 0, width, height);
+        } else {
+            c_max = 0;
+
+            for (i = 0; i < size; src ++, dst ++, i ++) {
+                console_write_ch(&val, VMEM2CHTYPE(*src));
+                if (*dst != val) {
+                    *dst = val;
+                    c_max = i;
+                    break;
+                }
+            }
+            c_min = i;
+            for (; i < size; src ++, dst ++, i ++) {
+                console_write_ch(&val, VMEM2CHTYPE(*src));
+                if (*dst != val) {
+                    *dst = val;
+                    c_max = i;
+                }
+            }
+
+            if (c_min <= c_max) {
+                i = TEXTMODE_Y(c_min);
+                dpy_update(s->ds, 0, i, width, TEXTMODE_Y(c_max) - i + 1);
+            }
+        }
+
+        return;
+    case GMODE_GRAPH:
+        if (!full_update)
+            return;
+
+        s->get_resolution(s, &width, &height);
+        sprintf(msg_buffer, "%i x %i Graphic mode", width, height);
+        break;
+    case GMODE_BLANK:
+    default:
+        if (!full_update)
+            return;
+
+        sprintf(msg_buffer, "VGA Blank mode");
+        break;
+    }
+
+    /* Display a message */
+    dpy_cursor(s->ds, -1, -1);
+    dpy_resize(s->ds, 60, 3);
+
+    for (dst = chardata, i = 0; i < 60 * 3; i ++)
+        console_write_ch(dst ++, ' ');
+
+    size = strlen(msg_buffer);
+    width = (60 - size) / 2;
+    dst = chardata + 60 + width;
+    for (i = 0; i < size; i ++)
+        console_write_ch(dst ++, 0x00200100 | msg_buffer[i]);
+
+    dpy_update(s->ds, 0, 0, 60, 3);
+}
+
 static CPUReadMemoryFunc *vga_mem_read[3] = {
     vga_mem_readb,
     vga_mem_readw,
@@ -1830,6 +1989,7 @@ void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
     s->update = vga_update_display;
     s->invalidate = vga_invalidate_display;
     s->screen_dump = vga_screen_dump;
+    s->text_update = vga_update_text;
 }
 /* used by both ISA and PCI */
@@ -1971,7 +2131,8 @@ int isa_vga_init(DisplayState *ds, uint8_t *vga_ram_base,
     vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
     vga_init(s);
-    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump, s);
+    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump,
+                         s->text_update, s);
 #ifdef CONFIG_BOCHS_VBE
     /* XXX: use optimized standard vga accesses */
@@ -1995,7 +2156,8 @@ int isa_vga_mm_init(DisplayState *ds, uint8_t *vga_ram_base,
     vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
     vga_mm_init(s, vram_base, ctrl_base, it_shift);
-    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump, s);
+    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump,
+                         s->text_update, s);
 #ifdef CONFIG_BOCHS_VBE
     /* XXX: use optimized standard vga accesses */
@@ -2023,7 +2185,8 @@ int pci_vga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
     vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
     vga_init(s);
-    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump, s);
+    graphic_console_init(s->ds, s->update, s->invalidate, s->screen_dump,
+                         s->text_update, s);
     s->pci_dev = &d->dev;
@@ -139,6 +139,7 @@
     vga_hw_update_ptr update;                                           \
     vga_hw_invalidate_ptr invalidate;                                   \
     vga_hw_screen_dump_ptr screen_dump;                                 \
+    vga_hw_text_update_ptr text_update;                                 \
     /* hardware mouse cursor support */                                 \
     uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];                  \
     void (*cursor_invalidate)(struct VGAState *s);                      \
@@ -949,6 +949,14 @@ static void vmsvga_screen_dump(void *opaque, const char *filename)
     }
 }
+static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
+{
+    struct vmsvga_state_s *s = (struct vmsvga_state_s *) opaque;
+
+    if (s->text_update)
+        s->text_update(opaque, chardata);
+}
+
 #ifdef DIRECT_VRAM
 static uint32_t vmsvga_vram_readb(void *opaque, target_phys_addr_t addr)
 {
@@ -1101,7 +1109,8 @@ static void vmsvga_init(struct vmsvga_state_s *s, DisplayState *ds,
                     iomemtype);
     graphic_console_init(ds, vmsvga_update_display,
-                    vmsvga_invalidate_display, vmsvga_screen_dump, s);
+                    vmsvga_invalidate_display, vmsvga_screen_dump,
+                    vmsvga_text_update, s);
 #ifdef EMBED_STDVGA
     vga_common_init((VGAState *) s, ds,
@@ -824,6 +824,8 @@ static const KeyDef key_defs[] = {
     { 0x31, "n" },
     { 0x32, "m" },
+    { 0x37, "asterisk" },
+
     { 0x39, "spc" },
     { 0x3a, "caps_lock" },
     { 0x3b, "f1" },
@@ -172,6 +172,7 @@ BlockDriverState *bs_snapshots;
 int vga_ram_size;
 static DisplayState display_state;
 int nographic;
+int curses;
 const char* keyboard_layout = NULL;
 int64_t ticks_per_sec;
 int ram_size;
@@ -7652,6 +7653,9 @@ static void help(int exitcode)
            "                (default is CL-GD5446 PCI VGA)\n"
            "-no-acpi        disable ACPI\n"
 #endif
+#ifdef CONFIG_CURSES
+           "-curses         use a curses/ncurses interface instead of SDL\n"
+#endif
            "-no-reboot      exit instead of rebooting\n"
            "-loadvm file    start right away with a saved state (loadvm in monitor)\n"
 	   "-vnc display    start a VNC server on display\n"
@@ -7757,6 +7761,7 @@ enum {
     QEMU_OPTION_smp,
     QEMU_OPTION_vnc,
     QEMU_OPTION_no_acpi,
+    QEMU_OPTION_curses,
     QEMU_OPTION_no_reboot,
     QEMU_OPTION_show_cursor,
     QEMU_OPTION_daemonize,
@@ -7853,6 +7858,9 @@ const QEMUOption qemu_options[] = {
     { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
     { "smp", HAS_ARG, QEMU_OPTION_smp },
     { "vnc", HAS_ARG, QEMU_OPTION_vnc },
+#ifdef CONFIG_CURSES
+    { "curses", 0, QEMU_OPTION_curses },
+#endif
     /* temporary options */
     { "usb", 0, QEMU_OPTION_usb },
@@ -8189,6 +8197,7 @@ int main(int argc, char **argv)
 #endif
     snapshot = 0;
     nographic = 0;
+    curses = 0;
     kernel_filename = NULL;
     kernel_cmdline = "";
     cyls = heads = secs = 0;
@@ -8363,6 +8372,11 @@ int main(int argc, char **argv)
                 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
                 nographic = 1;
                 break;
+#ifdef CONFIG_CURSES
+            case QEMU_OPTION_curses:
+                curses = 1;
+                break;
+#endif
             case QEMU_OPTION_portrait:
                 graphic_rotate = 1;
                 break;
@@ -8903,13 +8917,23 @@ int main(int argc, char **argv)
     /* terminal init */
     memset(&display_state, 0, sizeof(display_state));
     if (nographic) {
+        if (curses) {
+            fprintf(stderr, "fatal: -nographic can't be used with -curses\n");
+            exit(1);
+        }
         /* nearly nothing to do */
         dumb_display_init(ds);
     } else if (vnc_display != NULL) {
         vnc_display_init(ds);
         if (vnc_display_open(ds, vnc_display) < 0)
             exit(1);
-    } else {
+    } else
+#if defined(CONFIG_CURSES)
+    if (curses) {
+        curses_display_init(ds, full_screen);
+    } else
+#endif
+    {
 #if defined(CONFIG_SDL)
         sdl_display_init(ds, full_screen, no_frame);
 #elif defined(CONFIG_COCOA)
@@ -945,6 +945,7 @@ static void do_key_event(VncState *vs, int down, uint32_t sym)
             return;
         }
         break;
+    case 0x3a:			/* CapsLock */
     case 0x45:			/* NumLock */
         if (!down)
             vs->modifiers_state[keycode] ^= 1;