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console: multiwindow support for text terminal QemuConsoles 

console: small fixes
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-console-1' into staging

console: multiwindow support for text terminal QemuConsoles
console: small fixes

# gpg: Signature made Mon 26 May 2014 09:17:27 BST using RSA key ID D3E87138
# gpg: Can't check signature: public key not found

* remotes/kraxel/tags/pull-console-1:
  console: add kbd_put_keysym_console
  console: rework text terminal cursor logic
  console: update text terminal surface unconditionally
  console: nicer initial screen
  console: Abort on property access errors

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-05-28 12:36:25 +01:00
parent 109519fd32 3f9a6e852e
commit 53651ec26b
2 changed files with 118 additions and 116 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/ui/console.h
View File

@ -81,6 +81,7 @@ void do_mouse_set(Monitor *mon, const QDict *qdict);
#define QEMU_KEY_CTRL_PAGEUP 0xe406
#define QEMU_KEY_CTRL_PAGEDOWN 0xe407
void kbd_put_keysym_console(QemuConsole *s, int keysym);
void kbd_put_keysym(int keysym);
/* consoles */

233
ui/console.c
View File

@ -143,8 +143,6 @@ struct QemuConsole {
TextCell *cells;
int text_x[2], text_y[2], cursor_invalidate;
int echo;
bool cursor_visible_phase;
QEMUTimer *cursor_timer;
int update_x0;
int update_y0;
@ -177,10 +175,14 @@ static DisplayState *display_state;
static QemuConsole *active_console;
static QemuConsole *consoles[MAX_CONSOLES];
static int nb_consoles = 0;
static bool cursor_visible_phase;
static QEMUTimer *cursor_timer;
static void text_console_do_init(CharDriverState *chr, DisplayState *ds);
static void dpy_refresh(DisplayState *s);
static DisplayState *get_alloc_displaystate(void);
static void text_console_update_cursor_timer(void);
static void text_console_update_cursor(void *opaque);
static void gui_update(void *opaque)
{
@ -475,6 +477,9 @@ static inline void text_update_xy(QemuConsole *s, int x, int y)
static void invalidate_xy(QemuConsole *s, int x, int y)
{
if (!qemu_console_is_visible(s)) {
return;
}
if (s->update_x0 > x * FONT_WIDTH)
s->update_x0 = x * FONT_WIDTH;
if (s->update_y0 > y * FONT_HEIGHT)
@ -490,25 +495,20 @@ static void update_xy(QemuConsole *s, int x, int y)
TextCell *c;
int y1, y2;
if (!qemu_console_is_visible(s)) {
return;
}
if (s->ds->have_text) {
text_update_xy(s, x, y);
}
if (s->ds->have_gfx) {
y1 = (s->y_base + y) % s->total_height;
y2 = y1 - s->y_displayed;
if (y2 < 0)
y2 += s->total_height;
if (y2 < s->height) {
c = &s->cells[y1 * s->width + x];
vga_putcharxy(s, x, y2, c->ch,
&(c->t_attrib));
invalidate_xy(s, x, y2);
}
y1 = (s->y_base + y) % s->total_height;
y2 = y1 - s->y_displayed;
if (y2 < 0) {
y2 += s->total_height;
}
if (y2 < s->height) {
c = &s->cells[y1 * s->width + x];
vga_putcharxy(s, x, y2, c->ch,
&(c->t_attrib));
invalidate_xy(s, x, y2);
}
}
@ -518,33 +518,28 @@ static void console_show_cursor(QemuConsole *s, int show)
int y, y1;
int x = s->x;
if (!qemu_console_is_visible(s)) {
return;
}
if (s->ds->have_text) {
s->cursor_invalidate = 1;
}
if (s->ds->have_gfx) {
if (x >= s->width) {
x = s->width - 1;
}
y1 = (s->y_base + s->y) % s->total_height;
y = y1 - s->y_displayed;
if (y < 0)
y += s->total_height;
if (y < s->height) {
c = &s->cells[y1 * s->width + x];
if (show && s->cursor_visible_phase) {
TextAttributes t_attrib = s->t_attrib_default;
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
vga_putcharxy(s, x, y, c->ch, &t_attrib);
} else {
vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
}
invalidate_xy(s, x, y);
if (x >= s->width) {
x = s->width - 1;
}
y1 = (s->y_base + s->y) % s->total_height;
y = y1 - s->y_displayed;
if (y < 0) {
y += s->total_height;
}
if (y < s->height) {
c = &s->cells[y1 * s->width + x];
if (show && cursor_visible_phase) {
TextAttributes t_attrib = s->t_attrib_default;
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
vga_putcharxy(s, x, y, c->ch, &t_attrib);
} else {
vga_putcharxy(s, x, y, c->ch, &(c->t_attrib));
}
invalidate_xy(s, x, y);
}
}
@ -554,10 +549,6 @@ static void console_refresh(QemuConsole *s)
TextCell *c;
int x, y, y1;
if (!qemu_console_is_visible(s)) {
return;
}
if (s->ds->have_text) {
s->text_x[0] = 0;
s->text_y[0] = 0;
@ -566,25 +557,23 @@ static void console_refresh(QemuConsole *s)
s->cursor_invalidate = 1;
}
if (s->ds->have_gfx) {
vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
color_table_rgb[0][COLOR_BLACK]);
y1 = s->y_displayed;
for (y = 0; y < s->height; y++) {
c = s->cells + y1 * s->width;
for (x = 0; x < s->width; x++) {
vga_putcharxy(s, x, y, c->ch,
&(c->t_attrib));
c++;
}
if (++y1 == s->total_height) {
y1 = 0;
}
vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
color_table_rgb[0][COLOR_BLACK]);
y1 = s->y_displayed;
for (y = 0; y < s->height; y++) {
c = s->cells + y1 * s->width;
for (x = 0; x < s->width; x++) {
vga_putcharxy(s, x, y, c->ch,
&(c->t_attrib));
c++;
}
if (++y1 == s->total_height) {
y1 = 0;
}
console_show_cursor(s, 1);
dpy_gfx_update(s, 0, 0,
surface_width(surface), surface_height(surface));
}
console_show_cursor(s, 1);
dpy_gfx_update(s, 0, 0,
surface_width(surface), surface_height(surface));
}
static void console_scroll(QemuConsole *s, int ydelta)
@ -640,7 +629,7 @@ static void console_put_lf(QemuConsole *s)
c->t_attrib = s->t_attrib_default;
c++;
}
if (qemu_console_is_visible(s) && s->y_displayed == s->y_base) {
if (s->y_displayed == s->y_base) {
if (s->ds->have_text) {
s->text_x[0] = 0;
s->text_y[0] = 0;
@ -648,18 +637,16 @@ static void console_put_lf(QemuConsole *s)
s->text_y[1] = s->height - 1;
}
if (s->ds->have_gfx) {
vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
s->width * FONT_WIDTH,
(s->height - 1) * FONT_HEIGHT);
vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
s->width * FONT_WIDTH, FONT_HEIGHT,
color_table_rgb[0][s->t_attrib_default.bgcol]);
s->update_x0 = 0;
s->update_y0 = 0;
s->update_x1 = s->width * FONT_WIDTH;
s->update_y1 = s->height * FONT_HEIGHT;
}
vga_bitblt(s, 0, FONT_HEIGHT, 0, 0,
s->width * FONT_WIDTH,
(s->height - 1) * FONT_HEIGHT);
vga_fill_rect(s, 0, (s->height - 1) * FONT_HEIGHT,
s->width * FONT_WIDTH, FONT_HEIGHT,
color_table_rgb[0][s->t_attrib_default.bgcol]);
s->update_x0 = 0;
s->update_y0 = 0;
s->update_x1 = s->width * FONT_WIDTH;
s->update_y1 = s->height * FONT_HEIGHT;
}
}
}
@ -1004,9 +991,6 @@ void console_select(unsigned int index)
if (s) {
DisplayState *ds = s->ds;
if (active_console && active_console->cursor_timer) {
timer_del(active_console->cursor_timer);
}
active_console = s;
if (ds->have_gfx) {
QLIST_FOREACH(dcl, &ds->listeners, next) {
@ -1023,10 +1007,7 @@ void console_select(unsigned int index)
if (ds->have_text) {
dpy_text_resize(s, s->width, s->height);
}
if (s->cursor_timer) {
timer_mod(s->cursor_timer,
qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + CONSOLE_CURSOR_PERIOD / 2);
}
text_console_update_cursor(NULL);
}
}
@ -1075,13 +1056,11 @@ static void kbd_send_chars(void *opaque)
}
/* called when an ascii key is pressed */
void kbd_put_keysym(int keysym)
void kbd_put_keysym_console(QemuConsole *s, int keysym)
{
QemuConsole *s;
uint8_t buf[16], *q;
int c;
s = active_console;
if (!s || (s->console_type == GRAPHIC_CONSOLE))
return;
@ -1130,6 +1109,11 @@ void kbd_put_keysym(int keysym)
}
}
void kbd_put_keysym(int keysym)
{
kbd_put_keysym_console(active_console, keysym);
}
static void text_console_invalidate(void *opaque)
{
QemuConsole *s = (QemuConsole *) opaque;
@ -1167,9 +1151,9 @@ static void text_console_update(void *opaque, console_ch_t *chardata)
}
}
static QemuConsole *new_console(DisplayState *ds, console_type_t console_type)
static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
uint32_t head)
{
Error *local_err = NULL;
Object *obj;
QemuConsole *s;
int i;
@ -1179,13 +1163,14 @@ static QemuConsole *new_console(DisplayState *ds, console_type_t console_type)
obj = object_new(TYPE_QEMU_CONSOLE);
s = QEMU_CONSOLE(obj);
s->head = head;
object_property_add_link(obj, "device", TYPE_DEVICE,
(Object **)&s->device,
object_property_allow_set_link,
OBJ_PROP_LINK_UNREF_ON_RELEASE,
&local_err);
&error_abort);
object_property_add_uint32_ptr(obj, "head",
&s->head, &local_err);
&s->head, &error_abort);
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
(console_type == GRAPHIC_CONSOLE))) {
@ -1270,19 +1255,18 @@ DisplaySurface *qemu_create_displaysurface_from(int width, int height, int bpp,
return surface;
}
static DisplaySurface *qemu_create_dummy_surface(void)
static DisplaySurface *qemu_create_message_surface(int w, int h,
const char *msg)
{
static const char msg[] =
"This VM has no graphic display device.";
DisplaySurface *surface = qemu_create_displaysurface(640, 480);
DisplaySurface *surface = qemu_create_displaysurface(w, h);
pixman_color_t bg = color_table_rgb[0][COLOR_BLACK];
pixman_color_t fg = color_table_rgb[0][COLOR_WHITE];
pixman_image_t *glyph;
int len, x, y, i;
len = strlen(msg);
x = (640/FONT_WIDTH - len) / 2;
y = (480/FONT_HEIGHT - 1) / 2;
x = (w / FONT_WIDTH - len) / 2;
y = (h / FONT_HEIGHT - 1) / 2;
for (i = 0; i < len; i++) {
glyph = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, msg[i]);
qemu_pixman_glyph_render(glyph, surface->image, &fg, &bg,
@ -1304,6 +1288,8 @@ void qemu_free_displaysurface(DisplaySurface *surface)
void register_displaychangelistener(DisplayChangeListener *dcl)
{
static const char nodev[] =
"This VM has no graphic display device.";
static DisplaySurface *dummy;
QemuConsole *con;
@ -1322,11 +1308,12 @@ void register_displaychangelistener(DisplayChangeListener *dcl)
dcl->ops->dpy_gfx_switch(dcl, con->surface);
} else {
if (!dummy) {
dummy = qemu_create_dummy_surface();
dummy = qemu_create_message_surface(640, 480, nodev);
}
dcl->ops->dpy_gfx_switch(dcl, dummy);
}
}
text_console_update_cursor(NULL);
}
void update_displaychangelistener(DisplayChangeListener *dcl,
@ -1550,6 +1537,8 @@ static DisplayState *get_alloc_displaystate(void)
{
if (!display_state) {
display_state = g_new0(DisplayState, 1);
cursor_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
text_console_update_cursor, NULL);
}
return display_state;
}
@ -1560,7 +1549,6 @@ static DisplayState *get_alloc_displaystate(void)
*/
DisplayState *init_displaystate(void)
{
Error *local_err = NULL;
gchar *name;
int i;
@ -1579,7 +1567,7 @@ DisplayState *init_displaystate(void)
* doesn't change any more */
name = g_strdup_printf("console[%d]", i);
object_property_add_child(container_get(object_get_root(), "/backend"),
name, OBJECT(consoles[i]), &local_err);
name, OBJECT(consoles[i]), &error_abort);
g_free(name);
}
@ -1590,7 +1578,8 @@ QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
const GraphicHwOps *hw_ops,
void *opaque)
{
Error *local_err = NULL;
static const char noinit[] =
"Guest has not initialized the display (yet).";
int width = 640;
int height = 480;
QemuConsole *s;
@ -1598,17 +1587,15 @@ QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
ds = get_alloc_displaystate();
trace_console_gfx_new();
s = new_console(ds, GRAPHIC_CONSOLE);
s = new_console(ds, GRAPHIC_CONSOLE, head);
s->hw_ops = hw_ops;
s->hw = opaque;
if (dev) {
object_property_set_link(OBJECT(s), OBJECT(dev),
"device", &local_err);
object_property_set_int(OBJECT(s), head,
"head", &local_err);
object_property_set_link(OBJECT(s), OBJECT(dev), "device",
&error_abort);
}
s->surface = qemu_create_displaysurface(width, height);
s->surface = qemu_create_message_surface(width, height, noinit);
return s;
}
@ -1622,7 +1609,6 @@ QemuConsole *qemu_console_lookup_by_index(unsigned int index)
QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
{
Error *local_err = NULL;
Object *obj;
uint32_t h;
int i;
@ -1632,12 +1618,12 @@ QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
continue;
}
obj = object_property_get_link(OBJECT(consoles[i]),
"device", &local_err);
"device", &error_abort);
if (DEVICE(obj) != dev) {
continue;
}
h = object_property_get_int(OBJECT(consoles[i]),
"head", &local_err);
"head", &error_abort);
if (h != head) {
continue;
}
@ -1712,14 +1698,32 @@ static void text_console_set_echo(CharDriverState *chr, bool echo)
s->echo = echo;
}
static void text_console_update_cursor_timer(void)
{
timer_mod(cursor_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME)
+ CONSOLE_CURSOR_PERIOD / 2);
}
static void text_console_update_cursor(void *opaque)
{
QemuConsole *s = opaque;
QemuConsole *s;
int i, count = 0;
s->cursor_visible_phase = !s->cursor_visible_phase;
graphic_hw_invalidate(s);
timer_mod(s->cursor_timer,
qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + CONSOLE_CURSOR_PERIOD / 2);
cursor_visible_phase = !cursor_visible_phase;
for (i = 0; i < nb_consoles; i++) {
s = consoles[i];
if (qemu_console_is_graphic(s) ||
!qemu_console_is_visible(s)) {
continue;
}
count++;
graphic_hw_invalidate(s);
}
if (count) {
text_console_update_cursor_timer();
}
}
static const GraphicHwOps text_console_ops = {
@ -1755,9 +1759,6 @@ static void text_console_do_init(CharDriverState *chr, DisplayState *ds)
s->surface = qemu_create_displaysurface(g_width, g_height);
}
s->cursor_timer =
timer_new_ms(QEMU_CLOCK_REALTIME, text_console_update_cursor, s);
s->hw_ops = &text_console_ops;
s->hw = s;
@ -1811,9 +1812,9 @@ static CharDriverState *text_console_init(ChardevVC *vc)
trace_console_txt_new(width, height);
if (width == 0 || height == 0) {
s = new_console(NULL, TEXT_CONSOLE);
s = new_console(NULL, TEXT_CONSOLE, 0);
} else {
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
s->surface = qemu_create_displaysurface(width, height);
}