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2776 lines
77 KiB
C
2776 lines
77 KiB
C
/*
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* QEMU graphical console
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*
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* Copyright (c) 2004 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "ui/console.h"
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#include "hw/qdev-core.h"
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#include "qapi/error.h"
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#include "qapi/qapi-commands-ui.h"
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#include "qemu/fifo8.h"
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#include "qemu/main-loop.h"
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#include "qemu/module.h"
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#include "qemu/option.h"
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#include "qemu/timer.h"
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#include "chardev/char.h"
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#include "trace.h"
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#include "exec/memory.h"
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#include "io/channel-file.h"
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#include "qom/object.h"
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#ifdef CONFIG_PNG
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#include <png.h>
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#endif
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#define DEFAULT_BACKSCROLL 512
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#define CONSOLE_CURSOR_PERIOD 500
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typedef struct TextAttributes {
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uint8_t fgcol:4;
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uint8_t bgcol:4;
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uint8_t bold:1;
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uint8_t uline:1;
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uint8_t blink:1;
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uint8_t invers:1;
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uint8_t unvisible:1;
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} TextAttributes;
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typedef struct TextCell {
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uint8_t ch;
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TextAttributes t_attrib;
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} TextCell;
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#define MAX_ESC_PARAMS 3
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enum TTYState {
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TTY_STATE_NORM,
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TTY_STATE_ESC,
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TTY_STATE_CSI,
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};
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typedef enum {
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GRAPHIC_CONSOLE,
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TEXT_CONSOLE,
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TEXT_CONSOLE_FIXED_SIZE
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} console_type_t;
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struct QemuConsole {
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Object parent;
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int index;
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console_type_t console_type;
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DisplayState *ds;
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DisplaySurface *surface;
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DisplayScanout scanout;
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int dcls;
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DisplayGLCtx *gl;
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int gl_block;
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QEMUTimer *gl_unblock_timer;
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int window_id;
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/* Graphic console state. */
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Object *device;
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uint32_t head;
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QemuUIInfo ui_info;
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QEMUTimer *ui_timer;
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const GraphicHwOps *hw_ops;
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void *hw;
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/* Text console state */
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int width;
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int height;
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int total_height;
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int backscroll_height;
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int x, y;
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int x_saved, y_saved;
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int y_displayed;
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int y_base;
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TextAttributes t_attrib_default; /* default text attributes */
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TextAttributes t_attrib; /* currently active text attributes */
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TextCell *cells;
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int text_x[2], text_y[2], cursor_invalidate;
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int echo;
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int update_x0;
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int update_y0;
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int update_x1;
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int update_y1;
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enum TTYState state;
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int esc_params[MAX_ESC_PARAMS];
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int nb_esc_params;
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Chardev *chr;
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/* fifo for key pressed */
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Fifo8 out_fifo;
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CoQueue dump_queue;
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QTAILQ_ENTRY(QemuConsole) next;
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};
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struct DisplayState {
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QEMUTimer *gui_timer;
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uint64_t last_update;
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uint64_t update_interval;
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bool refreshing;
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bool have_gfx;
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bool have_text;
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QLIST_HEAD(, DisplayChangeListener) listeners;
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};
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static DisplayState *display_state;
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static QemuConsole *active_console;
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static QTAILQ_HEAD(, QemuConsole) consoles =
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QTAILQ_HEAD_INITIALIZER(consoles);
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static bool cursor_visible_phase;
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static QEMUTimer *cursor_timer;
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static void text_console_do_init(Chardev *chr, DisplayState *ds);
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static void dpy_refresh(DisplayState *s);
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static DisplayState *get_alloc_displaystate(void);
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static void text_console_update_cursor_timer(void);
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static void text_console_update_cursor(void *opaque);
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static bool displaychangelistener_has_dmabuf(DisplayChangeListener *dcl);
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static bool console_compatible_with(QemuConsole *con,
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DisplayChangeListener *dcl, Error **errp);
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static void gui_update(void *opaque)
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{
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uint64_t interval = GUI_REFRESH_INTERVAL_IDLE;
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uint64_t dcl_interval;
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DisplayState *ds = opaque;
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DisplayChangeListener *dcl;
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ds->refreshing = true;
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dpy_refresh(ds);
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ds->refreshing = false;
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QLIST_FOREACH(dcl, &ds->listeners, next) {
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dcl_interval = dcl->update_interval ?
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dcl->update_interval : GUI_REFRESH_INTERVAL_DEFAULT;
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if (interval > dcl_interval) {
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interval = dcl_interval;
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}
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}
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if (ds->update_interval != interval) {
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ds->update_interval = interval;
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trace_console_refresh(interval);
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}
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ds->last_update = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
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timer_mod(ds->gui_timer, ds->last_update + interval);
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}
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static void gui_setup_refresh(DisplayState *ds)
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{
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DisplayChangeListener *dcl;
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bool need_timer = false;
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bool have_gfx = false;
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bool have_text = false;
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QLIST_FOREACH(dcl, &ds->listeners, next) {
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if (dcl->ops->dpy_refresh != NULL) {
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need_timer = true;
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}
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if (dcl->ops->dpy_gfx_update != NULL) {
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have_gfx = true;
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}
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if (dcl->ops->dpy_text_update != NULL) {
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have_text = true;
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}
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}
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if (need_timer && ds->gui_timer == NULL) {
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ds->gui_timer = timer_new_ms(QEMU_CLOCK_REALTIME, gui_update, ds);
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timer_mod(ds->gui_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
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}
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if (!need_timer && ds->gui_timer != NULL) {
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timer_free(ds->gui_timer);
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ds->gui_timer = NULL;
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}
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ds->have_gfx = have_gfx;
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ds->have_text = have_text;
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}
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void graphic_hw_update_done(QemuConsole *con)
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{
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if (con) {
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qemu_co_enter_all(&con->dump_queue, NULL);
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}
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}
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void graphic_hw_update(QemuConsole *con)
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{
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bool async = false;
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con = con ? con : active_console;
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if (!con) {
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return;
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}
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if (con->hw_ops->gfx_update) {
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con->hw_ops->gfx_update(con->hw);
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async = con->hw_ops->gfx_update_async;
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}
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if (!async) {
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graphic_hw_update_done(con);
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}
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}
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static void graphic_hw_gl_unblock_timer(void *opaque)
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{
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warn_report("console: no gl-unblock within one second");
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}
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void graphic_hw_gl_block(QemuConsole *con, bool block)
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{
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uint64_t timeout;
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assert(con != NULL);
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if (block) {
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con->gl_block++;
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} else {
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con->gl_block--;
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}
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assert(con->gl_block >= 0);
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if (!con->hw_ops->gl_block) {
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return;
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}
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if ((block && con->gl_block != 1) || (!block && con->gl_block != 0)) {
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return;
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}
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con->hw_ops->gl_block(con->hw, block);
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if (block) {
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timeout = qemu_clock_get_ms(QEMU_CLOCK_REALTIME);
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timeout += 1000; /* one sec */
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timer_mod(con->gl_unblock_timer, timeout);
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} else {
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timer_del(con->gl_unblock_timer);
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}
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}
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int qemu_console_get_window_id(QemuConsole *con)
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{
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return con->window_id;
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}
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void qemu_console_set_window_id(QemuConsole *con, int window_id)
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{
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con->window_id = window_id;
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}
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void graphic_hw_invalidate(QemuConsole *con)
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{
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if (!con) {
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con = active_console;
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}
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if (con && con->hw_ops->invalidate) {
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con->hw_ops->invalidate(con->hw);
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}
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}
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#ifdef CONFIG_PNG
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/**
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* png_save: Take a screenshot as PNG
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*
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* Saves screendump as a PNG file
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*
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* Returns true for success or false for error.
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*
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* @fd: File descriptor for PNG file.
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* @image: Image data in pixman format.
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* @errp: Pointer to an error.
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*/
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static bool png_save(int fd, pixman_image_t *image, Error **errp)
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{
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int width = pixman_image_get_width(image);
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int height = pixman_image_get_height(image);
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png_struct *png_ptr;
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png_info *info_ptr;
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g_autoptr(pixman_image_t) linebuf =
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qemu_pixman_linebuf_create(PIXMAN_a8r8g8b8, width);
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uint8_t *buf = (uint8_t *)pixman_image_get_data(linebuf);
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FILE *f = fdopen(fd, "wb");
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int y;
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if (!f) {
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error_setg_errno(errp, errno,
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"Failed to create file from file descriptor");
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return false;
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}
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png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL,
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NULL, NULL);
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if (!png_ptr) {
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error_setg(errp, "PNG creation failed. Unable to write struct");
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fclose(f);
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return false;
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}
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info_ptr = png_create_info_struct(png_ptr);
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if (!info_ptr) {
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error_setg(errp, "PNG creation failed. Unable to write info");
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fclose(f);
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png_destroy_write_struct(&png_ptr, &info_ptr);
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return false;
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}
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png_init_io(png_ptr, f);
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png_set_IHDR(png_ptr, info_ptr, width, height, 8,
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PNG_COLOR_TYPE_RGB_ALPHA, PNG_INTERLACE_NONE,
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PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
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png_write_info(png_ptr, info_ptr);
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for (y = 0; y < height; ++y) {
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qemu_pixman_linebuf_fill(linebuf, image, width, 0, y);
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png_write_row(png_ptr, buf);
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}
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png_write_end(png_ptr, NULL);
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png_destroy_write_struct(&png_ptr, &info_ptr);
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if (fclose(f) != 0) {
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error_setg_errno(errp, errno,
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"PNG creation failed. Unable to close file");
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return false;
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}
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return true;
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}
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#else /* no png support */
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static bool png_save(int fd, pixman_image_t *image, Error **errp)
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{
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error_setg(errp, "Enable PNG support with libpng for screendump");
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return false;
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}
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#endif /* CONFIG_PNG */
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static bool ppm_save(int fd, pixman_image_t *image, Error **errp)
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{
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int width = pixman_image_get_width(image);
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int height = pixman_image_get_height(image);
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g_autoptr(Object) ioc = OBJECT(qio_channel_file_new_fd(fd));
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g_autofree char *header = NULL;
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g_autoptr(pixman_image_t) linebuf = NULL;
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int y;
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trace_ppm_save(fd, image);
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header = g_strdup_printf("P6\n%d %d\n%d\n", width, height, 255);
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if (qio_channel_write_all(QIO_CHANNEL(ioc),
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header, strlen(header), errp) < 0) {
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return false;
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}
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linebuf = qemu_pixman_linebuf_create(PIXMAN_BE_r8g8b8, width);
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for (y = 0; y < height; y++) {
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qemu_pixman_linebuf_fill(linebuf, image, width, 0, y);
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if (qio_channel_write_all(QIO_CHANNEL(ioc),
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(char *)pixman_image_get_data(linebuf),
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pixman_image_get_stride(linebuf), errp) < 0) {
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return false;
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}
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}
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return true;
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}
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static void graphic_hw_update_bh(void *con)
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{
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graphic_hw_update(con);
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}
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/* Safety: coroutine-only, concurrent-coroutine safe, main thread only */
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void coroutine_fn
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qmp_screendump(const char *filename, bool has_device, const char *device,
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bool has_head, int64_t head,
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bool has_format, ImageFormat format, Error **errp)
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{
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g_autoptr(pixman_image_t) image = NULL;
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QemuConsole *con;
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DisplaySurface *surface;
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int fd;
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if (has_device) {
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con = qemu_console_lookup_by_device_name(device, has_head ? head : 0,
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errp);
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if (!con) {
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return;
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}
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} else {
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if (has_head) {
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error_setg(errp, "'head' must be specified together with 'device'");
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return;
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}
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con = qemu_console_lookup_by_index(0);
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if (!con) {
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error_setg(errp, "There is no console to take a screendump from");
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return;
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}
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}
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if (qemu_co_queue_empty(&con->dump_queue)) {
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/* Defer the update, it will restart the pending coroutines */
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aio_bh_schedule_oneshot(qemu_get_aio_context(),
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graphic_hw_update_bh, con);
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}
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qemu_co_queue_wait(&con->dump_queue, NULL);
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/*
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* All pending coroutines are woken up, while the BQL is held. No
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* further graphic update are possible until it is released. Take
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* an image ref before that.
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*/
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surface = qemu_console_surface(con);
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if (!surface) {
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error_setg(errp, "no surface");
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return;
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}
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image = pixman_image_ref(surface->image);
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fd = qemu_open_old(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666);
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if (fd == -1) {
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error_setg(errp, "failed to open file '%s': %s", filename,
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strerror(errno));
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return;
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}
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/*
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* The image content could potentially be updated as the coroutine
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* yields and releases the BQL. It could produce corrupted dump, but
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* it should be otherwise safe.
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*/
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if (has_format && format == IMAGE_FORMAT_PNG) {
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/* PNG format specified for screendump */
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if (!png_save(fd, image, errp)) {
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qemu_unlink(filename);
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}
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} else {
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/* PPM format specified/default for screendump */
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if (!ppm_save(fd, image, errp)) {
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qemu_unlink(filename);
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}
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}
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}
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|
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void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata)
|
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{
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if (!con) {
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con = active_console;
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}
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if (con && con->hw_ops->text_update) {
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con->hw_ops->text_update(con->hw, chardata);
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}
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}
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|
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static void vga_fill_rect(QemuConsole *con,
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int posx, int posy, int width, int height,
|
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pixman_color_t color)
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{
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DisplaySurface *surface = qemu_console_surface(con);
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pixman_rectangle16_t rect = {
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.x = posx, .y = posy, .width = width, .height = height
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};
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pixman_image_fill_rectangles(PIXMAN_OP_SRC, surface->image,
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&color, 1, &rect);
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}
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|
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/* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
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|
static void vga_bitblt(QemuConsole *con,
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int xs, int ys, int xd, int yd, int w, int h)
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{
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DisplaySurface *surface = qemu_console_surface(con);
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|
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pixman_image_composite(PIXMAN_OP_SRC,
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surface->image, NULL, surface->image,
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xs, ys, 0, 0, xd, yd, w, h);
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}
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|
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/***********************************************************/
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/* basic char display */
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|
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#define FONT_HEIGHT 16
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#define FONT_WIDTH 8
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|
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#include "vgafont.h"
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|
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#define QEMU_RGB(r, g, b) \
|
|
{ .red = r << 8, .green = g << 8, .blue = b << 8, .alpha = 0xffff }
|
|
|
|
static const pixman_color_t color_table_rgb[2][8] = {
|
|
{ /* dark */
|
|
[QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
|
|
[QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xaa), /* blue */
|
|
[QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xaa, 0x00), /* green */
|
|
[QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */
|
|
[QEMU_COLOR_RED] = QEMU_RGB(0xaa, 0x00, 0x00), /* red */
|
|
[QEMU_COLOR_MAGENTA] = QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */
|
|
[QEMU_COLOR_YELLOW] = QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */
|
|
[QEMU_COLOR_WHITE] = QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */
|
|
},
|
|
{ /* bright */
|
|
[QEMU_COLOR_BLACK] = QEMU_RGB(0x00, 0x00, 0x00), /* black */
|
|
[QEMU_COLOR_BLUE] = QEMU_RGB(0x00, 0x00, 0xff), /* blue */
|
|
[QEMU_COLOR_GREEN] = QEMU_RGB(0x00, 0xff, 0x00), /* green */
|
|
[QEMU_COLOR_CYAN] = QEMU_RGB(0x00, 0xff, 0xff), /* cyan */
|
|
[QEMU_COLOR_RED] = QEMU_RGB(0xff, 0x00, 0x00), /* red */
|
|
[QEMU_COLOR_MAGENTA] = QEMU_RGB(0xff, 0x00, 0xff), /* magenta */
|
|
[QEMU_COLOR_YELLOW] = QEMU_RGB(0xff, 0xff, 0x00), /* yellow */
|
|
[QEMU_COLOR_WHITE] = QEMU_RGB(0xff, 0xff, 0xff), /* white */
|
|
}
|
|
};
|
|
|
|
static void vga_putcharxy(QemuConsole *s, int x, int y, int ch,
|
|
TextAttributes *t_attrib)
|
|
{
|
|
static pixman_image_t *glyphs[256];
|
|
DisplaySurface *surface = qemu_console_surface(s);
|
|
pixman_color_t fgcol, bgcol;
|
|
|
|
if (t_attrib->invers) {
|
|
bgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
|
|
fgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
|
|
} else {
|
|
fgcol = color_table_rgb[t_attrib->bold][t_attrib->fgcol];
|
|
bgcol = color_table_rgb[t_attrib->bold][t_attrib->bgcol];
|
|
}
|
|
|
|
if (!glyphs[ch]) {
|
|
glyphs[ch] = qemu_pixman_glyph_from_vgafont(FONT_HEIGHT, vgafont16, ch);
|
|
}
|
|
qemu_pixman_glyph_render(glyphs[ch], surface->image,
|
|
&fgcol, &bgcol, x, y, FONT_WIDTH, FONT_HEIGHT);
|
|
}
|
|
|
|
static void text_console_resize(QemuConsole *s)
|
|
{
|
|
TextCell *cells, *c, *c1;
|
|
int w1, x, y, last_width;
|
|
|
|
assert(s->scanout.kind == SCANOUT_SURFACE);
|
|
|
|
last_width = s->width;
|
|
s->width = surface_width(s->surface) / FONT_WIDTH;
|
|
s->height = surface_height(s->surface) / FONT_HEIGHT;
|
|
|
|
w1 = last_width;
|
|
if (s->width < w1)
|
|
w1 = s->width;
|
|
|
|
cells = g_new(TextCell, s->width * s->total_height + 1);
|
|
for(y = 0; y < s->total_height; y++) {
|
|
c = &cells[y * s->width];
|
|
if (w1 > 0) {
|
|
c1 = &s->cells[y * last_width];
|
|
for(x = 0; x < w1; x++) {
|
|
*c++ = *c1++;
|
|
}
|
|
}
|
|
for(x = w1; x < s->width; x++) {
|
|
c->ch = ' ';
|
|
c->t_attrib = s->t_attrib_default;
|
|
c++;
|
|
}
|
|
}
|
|
g_free(s->cells);
|
|
s->cells = cells;
|
|
}
|
|
|
|
static inline void text_update_xy(QemuConsole *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 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)
|
|
s->update_y0 = y * FONT_HEIGHT;
|
|
if (s->update_x1 < (x + 1) * FONT_WIDTH)
|
|
s->update_x1 = (x + 1) * FONT_WIDTH;
|
|
if (s->update_y1 < (y + 1) * FONT_HEIGHT)
|
|
s->update_y1 = (y + 1) * FONT_HEIGHT;
|
|
}
|
|
|
|
static void update_xy(QemuConsole *s, int x, int y)
|
|
{
|
|
TextCell *c;
|
|
int y1, y2;
|
|
|
|
if (s->ds->have_text) {
|
|
text_update_xy(s, x, y);
|
|
}
|
|
|
|
y1 = (s->y_base + y) % s->total_height;
|
|
y2 = y1 - s->y_displayed;
|
|
if (y2 < 0) {
|
|
y2 += s->total_height;
|
|
}
|
|
if (y2 < s->height) {
|
|
if (x >= s->width) {
|
|
x = s->width - 1;
|
|
}
|
|
c = &s->cells[y1 * s->width + x];
|
|
vga_putcharxy(s, x, y2, c->ch,
|
|
&(c->t_attrib));
|
|
invalidate_xy(s, x, y2);
|
|
}
|
|
}
|
|
|
|
static void console_show_cursor(QemuConsole *s, int show)
|
|
{
|
|
TextCell *c;
|
|
int y, y1;
|
|
int x = s->x;
|
|
|
|
if (s->ds->have_text) {
|
|
s->cursor_invalidate = 1;
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
static void console_refresh(QemuConsole *s)
|
|
{
|
|
DisplaySurface *surface = qemu_console_surface(s);
|
|
TextCell *c;
|
|
int x, y, y1;
|
|
|
|
if (s->ds->have_text) {
|
|
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;
|
|
}
|
|
|
|
vga_fill_rect(s, 0, 0, surface_width(surface), surface_height(surface),
|
|
color_table_rgb[0][QEMU_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));
|
|
}
|
|
|
|
static void console_scroll(QemuConsole *s, int ydelta)
|
|
{
|
|
int i, y1;
|
|
|
|
if (ydelta > 0) {
|
|
for(i = 0; i < ydelta; i++) {
|
|
if (s->y_displayed == s->y_base)
|
|
break;
|
|
if (++s->y_displayed == s->total_height)
|
|
s->y_displayed = 0;
|
|
}
|
|
} else {
|
|
ydelta = -ydelta;
|
|
i = s->backscroll_height;
|
|
if (i > s->total_height - s->height)
|
|
i = s->total_height - s->height;
|
|
y1 = s->y_base - i;
|
|
if (y1 < 0)
|
|
y1 += s->total_height;
|
|
for(i = 0; i < ydelta; i++) {
|
|
if (s->y_displayed == y1)
|
|
break;
|
|
if (--s->y_displayed < 0)
|
|
s->y_displayed = s->total_height - 1;
|
|
}
|
|
}
|
|
console_refresh(s);
|
|
}
|
|
|
|
static void console_put_lf(QemuConsole *s)
|
|
{
|
|
TextCell *c;
|
|
int x, y1;
|
|
|
|
s->y++;
|
|
if (s->y >= s->height) {
|
|
s->y = s->height - 1;
|
|
|
|
if (s->y_displayed == s->y_base) {
|
|
if (++s->y_displayed == s->total_height)
|
|
s->y_displayed = 0;
|
|
}
|
|
if (++s->y_base == s->total_height)
|
|
s->y_base = 0;
|
|
if (s->backscroll_height < s->total_height)
|
|
s->backscroll_height++;
|
|
y1 = (s->y_base + s->height - 1) % s->total_height;
|
|
c = &s->cells[y1 * s->width];
|
|
for(x = 0; x < s->width; x++) {
|
|
c->ch = ' ';
|
|
c->t_attrib = s->t_attrib_default;
|
|
c++;
|
|
}
|
|
if (s->y_displayed == s->y_base) {
|
|
if (s->ds->have_text) {
|
|
s->text_x[0] = 0;
|
|
s->text_y[0] = 0;
|
|
s->text_x[1] = s->width - 1;
|
|
s->text_y[1] = s->height - 1;
|
|
}
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Set console attributes depending on the current escape codes.
|
|
* NOTE: I know this code is not very efficient (checking every color for it
|
|
* self) but it is more readable and better maintainable.
|
|
*/
|
|
static void console_handle_escape(QemuConsole *s)
|
|
{
|
|
int i;
|
|
|
|
for (i=0; i<s->nb_esc_params; i++) {
|
|
switch (s->esc_params[i]) {
|
|
case 0: /* reset all console attributes to default */
|
|
s->t_attrib = s->t_attrib_default;
|
|
break;
|
|
case 1:
|
|
s->t_attrib.bold = 1;
|
|
break;
|
|
case 4:
|
|
s->t_attrib.uline = 1;
|
|
break;
|
|
case 5:
|
|
s->t_attrib.blink = 1;
|
|
break;
|
|
case 7:
|
|
s->t_attrib.invers = 1;
|
|
break;
|
|
case 8:
|
|
s->t_attrib.unvisible = 1;
|
|
break;
|
|
case 22:
|
|
s->t_attrib.bold = 0;
|
|
break;
|
|
case 24:
|
|
s->t_attrib.uline = 0;
|
|
break;
|
|
case 25:
|
|
s->t_attrib.blink = 0;
|
|
break;
|
|
case 27:
|
|
s->t_attrib.invers = 0;
|
|
break;
|
|
case 28:
|
|
s->t_attrib.unvisible = 0;
|
|
break;
|
|
/* set foreground color */
|
|
case 30:
|
|
s->t_attrib.fgcol = QEMU_COLOR_BLACK;
|
|
break;
|
|
case 31:
|
|
s->t_attrib.fgcol = QEMU_COLOR_RED;
|
|
break;
|
|
case 32:
|
|
s->t_attrib.fgcol = QEMU_COLOR_GREEN;
|
|
break;
|
|
case 33:
|
|
s->t_attrib.fgcol = QEMU_COLOR_YELLOW;
|
|
break;
|
|
case 34:
|
|
s->t_attrib.fgcol = QEMU_COLOR_BLUE;
|
|
break;
|
|
case 35:
|
|
s->t_attrib.fgcol = QEMU_COLOR_MAGENTA;
|
|
break;
|
|
case 36:
|
|
s->t_attrib.fgcol = QEMU_COLOR_CYAN;
|
|
break;
|
|
case 37:
|
|
s->t_attrib.fgcol = QEMU_COLOR_WHITE;
|
|
break;
|
|
/* set background color */
|
|
case 40:
|
|
s->t_attrib.bgcol = QEMU_COLOR_BLACK;
|
|
break;
|
|
case 41:
|
|
s->t_attrib.bgcol = QEMU_COLOR_RED;
|
|
break;
|
|
case 42:
|
|
s->t_attrib.bgcol = QEMU_COLOR_GREEN;
|
|
break;
|
|
case 43:
|
|
s->t_attrib.bgcol = QEMU_COLOR_YELLOW;
|
|
break;
|
|
case 44:
|
|
s->t_attrib.bgcol = QEMU_COLOR_BLUE;
|
|
break;
|
|
case 45:
|
|
s->t_attrib.bgcol = QEMU_COLOR_MAGENTA;
|
|
break;
|
|
case 46:
|
|
s->t_attrib.bgcol = QEMU_COLOR_CYAN;
|
|
break;
|
|
case 47:
|
|
s->t_attrib.bgcol = QEMU_COLOR_WHITE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void console_clear_xy(QemuConsole *s, int x, int y)
|
|
{
|
|
int y1 = (s->y_base + y) % s->total_height;
|
|
if (x >= s->width) {
|
|
x = s->width - 1;
|
|
}
|
|
TextCell *c = &s->cells[y1 * s->width + x];
|
|
c->ch = ' ';
|
|
c->t_attrib = s->t_attrib_default;
|
|
update_xy(s, x, y);
|
|
}
|
|
|
|
static void console_put_one(QemuConsole *s, int ch)
|
|
{
|
|
TextCell *c;
|
|
int y1;
|
|
if (s->x >= s->width) {
|
|
/* line wrap */
|
|
s->x = 0;
|
|
console_put_lf(s);
|
|
}
|
|
y1 = (s->y_base + s->y) % s->total_height;
|
|
c = &s->cells[y1 * s->width + s->x];
|
|
c->ch = ch;
|
|
c->t_attrib = s->t_attrib;
|
|
update_xy(s, s->x, s->y);
|
|
s->x++;
|
|
}
|
|
|
|
static void console_respond_str(QemuConsole *s, const char *buf)
|
|
{
|
|
while (*buf) {
|
|
console_put_one(s, *buf);
|
|
buf++;
|
|
}
|
|
}
|
|
|
|
/* set cursor, checking bounds */
|
|
static void set_cursor(QemuConsole *s, int x, int y)
|
|
{
|
|
if (x < 0) {
|
|
x = 0;
|
|
}
|
|
if (y < 0) {
|
|
y = 0;
|
|
}
|
|
if (y >= s->height) {
|
|
y = s->height - 1;
|
|
}
|
|
if (x >= s->width) {
|
|
x = s->width - 1;
|
|
}
|
|
|
|
s->x = x;
|
|
s->y = y;
|
|
}
|
|
|
|
static void console_putchar(QemuConsole *s, int ch)
|
|
{
|
|
int i;
|
|
int x, y;
|
|
char response[40];
|
|
|
|
switch(s->state) {
|
|
case TTY_STATE_NORM:
|
|
switch(ch) {
|
|
case '\r': /* carriage return */
|
|
s->x = 0;
|
|
break;
|
|
case '\n': /* newline */
|
|
console_put_lf(s);
|
|
break;
|
|
case '\b': /* backspace */
|
|
if (s->x > 0)
|
|
s->x--;
|
|
break;
|
|
case '\t': /* tabspace */
|
|
if (s->x + (8 - (s->x % 8)) > s->width) {
|
|
s->x = 0;
|
|
console_put_lf(s);
|
|
} else {
|
|
s->x = s->x + (8 - (s->x % 8));
|
|
}
|
|
break;
|
|
case '\a': /* alert aka. bell */
|
|
/* TODO: has to be implemented */
|
|
break;
|
|
case 14:
|
|
/* SI (shift in), character set 0 (ignored) */
|
|
break;
|
|
case 15:
|
|
/* SO (shift out), character set 1 (ignored) */
|
|
break;
|
|
case 27: /* esc (introducing an escape sequence) */
|
|
s->state = TTY_STATE_ESC;
|
|
break;
|
|
default:
|
|
console_put_one(s, ch);
|
|
break;
|
|
}
|
|
break;
|
|
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */
|
|
if (ch == '[') {
|
|
for(i=0;i<MAX_ESC_PARAMS;i++)
|
|
s->esc_params[i] = 0;
|
|
s->nb_esc_params = 0;
|
|
s->state = TTY_STATE_CSI;
|
|
} else {
|
|
s->state = TTY_STATE_NORM;
|
|
}
|
|
break;
|
|
case TTY_STATE_CSI: /* handle escape sequence parameters */
|
|
if (ch >= '0' && ch <= '9') {
|
|
if (s->nb_esc_params < MAX_ESC_PARAMS) {
|
|
int *param = &s->esc_params[s->nb_esc_params];
|
|
int digit = (ch - '0');
|
|
|
|
*param = (*param <= (INT_MAX - digit) / 10) ?
|
|
*param * 10 + digit : INT_MAX;
|
|
}
|
|
} else {
|
|
if (s->nb_esc_params < MAX_ESC_PARAMS)
|
|
s->nb_esc_params++;
|
|
if (ch == ';' || ch == '?') {
|
|
break;
|
|
}
|
|
trace_console_putchar_csi(s->esc_params[0], s->esc_params[1],
|
|
ch, s->nb_esc_params);
|
|
s->state = TTY_STATE_NORM;
|
|
switch(ch) {
|
|
case 'A':
|
|
/* move cursor up */
|
|
if (s->esc_params[0] == 0) {
|
|
s->esc_params[0] = 1;
|
|
}
|
|
set_cursor(s, s->x, s->y - s->esc_params[0]);
|
|
break;
|
|
case 'B':
|
|
/* move cursor down */
|
|
if (s->esc_params[0] == 0) {
|
|
s->esc_params[0] = 1;
|
|
}
|
|
set_cursor(s, s->x, s->y + s->esc_params[0]);
|
|
break;
|
|
case 'C':
|
|
/* move cursor right */
|
|
if (s->esc_params[0] == 0) {
|
|
s->esc_params[0] = 1;
|
|
}
|
|
set_cursor(s, s->x + s->esc_params[0], s->y);
|
|
break;
|
|
case 'D':
|
|
/* move cursor left */
|
|
if (s->esc_params[0] == 0) {
|
|
s->esc_params[0] = 1;
|
|
}
|
|
set_cursor(s, s->x - s->esc_params[0], s->y);
|
|
break;
|
|
case 'G':
|
|
/* move cursor to column */
|
|
set_cursor(s, s->esc_params[0] - 1, s->y);
|
|
break;
|
|
case 'f':
|
|
case 'H':
|
|
/* move cursor to row, column */
|
|
set_cursor(s, s->esc_params[1] - 1, s->esc_params[0] - 1);
|
|
break;
|
|
case 'J':
|
|
switch (s->esc_params[0]) {
|
|
case 0:
|
|
/* clear to end of screen */
|
|
for (y = s->y; y < s->height; y++) {
|
|
for (x = 0; x < s->width; x++) {
|
|
if (y == s->y && x < s->x) {
|
|
continue;
|
|
}
|
|
console_clear_xy(s, x, y);
|
|
}
|
|
}
|
|
break;
|
|
case 1:
|
|
/* clear from beginning of screen */
|
|
for (y = 0; y <= s->y; y++) {
|
|
for (x = 0; x < s->width; x++) {
|
|
if (y == s->y && x > s->x) {
|
|
break;
|
|
}
|
|
console_clear_xy(s, x, y);
|
|
}
|
|
}
|
|
break;
|
|
case 2:
|
|
/* clear entire screen */
|
|
for (y = 0; y <= s->height; y++) {
|
|
for (x = 0; x < s->width; x++) {
|
|
console_clear_xy(s, x, y);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case 'K':
|
|
switch (s->esc_params[0]) {
|
|
case 0:
|
|
/* clear to eol */
|
|
for(x = s->x; x < s->width; x++) {
|
|
console_clear_xy(s, x, s->y);
|
|
}
|
|
break;
|
|
case 1:
|
|
/* clear from beginning of line */
|
|
for (x = 0; x <= s->x && x < s->width; x++) {
|
|
console_clear_xy(s, x, s->y);
|
|
}
|
|
break;
|
|
case 2:
|
|
/* clear entire line */
|
|
for(x = 0; x < s->width; x++) {
|
|
console_clear_xy(s, x, s->y);
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case 'm':
|
|
console_handle_escape(s);
|
|
break;
|
|
case 'n':
|
|
switch (s->esc_params[0]) {
|
|
case 5:
|
|
/* report console status (always succeed)*/
|
|
console_respond_str(s, "\033[0n");
|
|
break;
|
|
case 6:
|
|
/* report cursor position */
|
|
sprintf(response, "\033[%d;%dR",
|
|
(s->y_base + s->y) % s->total_height + 1,
|
|
s->x + 1);
|
|
console_respond_str(s, response);
|
|
break;
|
|
}
|
|
break;
|
|
case 's':
|
|
/* save cursor position */
|
|
s->x_saved = s->x;
|
|
s->y_saved = s->y;
|
|
break;
|
|
case 'u':
|
|
/* restore cursor position */
|
|
s->x = s->x_saved;
|
|
s->y = s->y_saved;
|
|
break;
|
|
default:
|
|
trace_console_putchar_unhandled(ch);
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void displaychangelistener_gfx_switch(DisplayChangeListener *dcl,
|
|
struct DisplaySurface *new_surface,
|
|
bool update)
|
|
{
|
|
if (dcl->ops->dpy_gfx_switch) {
|
|
dcl->ops->dpy_gfx_switch(dcl, new_surface);
|
|
}
|
|
|
|
if (update && dcl->ops->dpy_gfx_update) {
|
|
dcl->ops->dpy_gfx_update(dcl, 0, 0,
|
|
surface_width(new_surface),
|
|
surface_height(new_surface));
|
|
}
|
|
}
|
|
|
|
static void dpy_gfx_create_texture(QemuConsole *con, DisplaySurface *surface)
|
|
{
|
|
if (con->gl && con->gl->ops->dpy_gl_ctx_create_texture) {
|
|
con->gl->ops->dpy_gl_ctx_create_texture(con->gl, surface);
|
|
}
|
|
}
|
|
|
|
static void dpy_gfx_destroy_texture(QemuConsole *con, DisplaySurface *surface)
|
|
{
|
|
if (con->gl && con->gl->ops->dpy_gl_ctx_destroy_texture) {
|
|
con->gl->ops->dpy_gl_ctx_destroy_texture(con->gl, surface);
|
|
}
|
|
}
|
|
|
|
static void dpy_gfx_update_texture(QemuConsole *con, DisplaySurface *surface,
|
|
int x, int y, int w, int h)
|
|
{
|
|
if (con->gl && con->gl->ops->dpy_gl_ctx_update_texture) {
|
|
con->gl->ops->dpy_gl_ctx_update_texture(con->gl, surface, x, y, w, h);
|
|
}
|
|
}
|
|
|
|
static void displaychangelistener_display_console(DisplayChangeListener *dcl,
|
|
QemuConsole *con,
|
|
Error **errp)
|
|
{
|
|
static const char nodev[] =
|
|
"This VM has no graphic display device.";
|
|
static DisplaySurface *dummy;
|
|
|
|
if (!con || !console_compatible_with(con, dcl, errp)) {
|
|
if (!dummy) {
|
|
dummy = qemu_create_placeholder_surface(640, 480, nodev);
|
|
}
|
|
if (con) {
|
|
dpy_gfx_create_texture(con, dummy);
|
|
}
|
|
displaychangelistener_gfx_switch(dcl, dummy, TRUE);
|
|
return;
|
|
}
|
|
|
|
dpy_gfx_create_texture(con, con->surface);
|
|
displaychangelistener_gfx_switch(dcl, con->surface,
|
|
con->scanout.kind == SCANOUT_SURFACE);
|
|
|
|
if (con->scanout.kind == SCANOUT_DMABUF &&
|
|
displaychangelistener_has_dmabuf(dcl)) {
|
|
dcl->ops->dpy_gl_scanout_dmabuf(dcl, con->scanout.dmabuf);
|
|
} else if (con->scanout.kind == SCANOUT_TEXTURE &&
|
|
dcl->ops->dpy_gl_scanout_texture) {
|
|
dcl->ops->dpy_gl_scanout_texture(dcl,
|
|
con->scanout.texture.backing_id,
|
|
con->scanout.texture.backing_y_0_top,
|
|
con->scanout.texture.backing_width,
|
|
con->scanout.texture.backing_height,
|
|
con->scanout.texture.x,
|
|
con->scanout.texture.y,
|
|
con->scanout.texture.width,
|
|
con->scanout.texture.height);
|
|
}
|
|
}
|
|
|
|
void console_select(unsigned int index)
|
|
{
|
|
DisplayChangeListener *dcl;
|
|
QemuConsole *s;
|
|
|
|
trace_console_select(index);
|
|
s = qemu_console_lookup_by_index(index);
|
|
if (s) {
|
|
DisplayState *ds = s->ds;
|
|
|
|
active_console = s;
|
|
if (ds->have_gfx) {
|
|
QLIST_FOREACH(dcl, &ds->listeners, next) {
|
|
if (dcl->con != NULL) {
|
|
continue;
|
|
}
|
|
displaychangelistener_display_console(dcl, s, NULL);
|
|
}
|
|
}
|
|
if (ds->have_text) {
|
|
dpy_text_resize(s, s->width, s->height);
|
|
}
|
|
text_console_update_cursor(NULL);
|
|
}
|
|
}
|
|
|
|
struct VCChardev {
|
|
Chardev parent;
|
|
QemuConsole *console;
|
|
};
|
|
typedef struct VCChardev VCChardev;
|
|
|
|
#define TYPE_CHARDEV_VC "chardev-vc"
|
|
DECLARE_INSTANCE_CHECKER(VCChardev, VC_CHARDEV,
|
|
TYPE_CHARDEV_VC)
|
|
|
|
static int vc_chr_write(Chardev *chr, const uint8_t *buf, int len)
|
|
{
|
|
VCChardev *drv = VC_CHARDEV(chr);
|
|
QemuConsole *s = drv->console;
|
|
int i;
|
|
|
|
if (!s->ds) {
|
|
return 0;
|
|
}
|
|
|
|
s->update_x0 = s->width * FONT_WIDTH;
|
|
s->update_y0 = s->height * FONT_HEIGHT;
|
|
s->update_x1 = 0;
|
|
s->update_y1 = 0;
|
|
console_show_cursor(s, 0);
|
|
for(i = 0; i < len; i++) {
|
|
console_putchar(s, buf[i]);
|
|
}
|
|
console_show_cursor(s, 1);
|
|
if (s->ds->have_gfx && s->update_x0 < s->update_x1) {
|
|
dpy_gfx_update(s, s->update_x0, s->update_y0,
|
|
s->update_x1 - s->update_x0,
|
|
s->update_y1 - s->update_y0);
|
|
}
|
|
return len;
|
|
}
|
|
|
|
static void kbd_send_chars(QemuConsole *s)
|
|
{
|
|
uint32_t len, avail;
|
|
|
|
len = qemu_chr_be_can_write(s->chr);
|
|
avail = fifo8_num_used(&s->out_fifo);
|
|
while (len > 0 && avail > 0) {
|
|
const uint8_t *buf;
|
|
uint32_t size;
|
|
|
|
buf = fifo8_pop_buf(&s->out_fifo, MIN(len, avail), &size);
|
|
qemu_chr_be_write(s->chr, buf, size);
|
|
len = qemu_chr_be_can_write(s->chr);
|
|
avail -= size;
|
|
}
|
|
}
|
|
|
|
/* called when an ascii key is pressed */
|
|
void kbd_put_keysym_console(QemuConsole *s, int keysym)
|
|
{
|
|
uint8_t buf[16], *q;
|
|
int c;
|
|
uint32_t num_free;
|
|
|
|
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
|
return;
|
|
|
|
switch(keysym) {
|
|
case QEMU_KEY_CTRL_UP:
|
|
console_scroll(s, -1);
|
|
break;
|
|
case QEMU_KEY_CTRL_DOWN:
|
|
console_scroll(s, 1);
|
|
break;
|
|
case QEMU_KEY_CTRL_PAGEUP:
|
|
console_scroll(s, -10);
|
|
break;
|
|
case QEMU_KEY_CTRL_PAGEDOWN:
|
|
console_scroll(s, 10);
|
|
break;
|
|
default:
|
|
/* convert the QEMU keysym to VT100 key string */
|
|
q = buf;
|
|
if (keysym >= 0xe100 && keysym <= 0xe11f) {
|
|
*q++ = '\033';
|
|
*q++ = '[';
|
|
c = keysym - 0xe100;
|
|
if (c >= 10)
|
|
*q++ = '0' + (c / 10);
|
|
*q++ = '0' + (c % 10);
|
|
*q++ = '~';
|
|
} else if (keysym >= 0xe120 && keysym <= 0xe17f) {
|
|
*q++ = '\033';
|
|
*q++ = '[';
|
|
*q++ = keysym & 0xff;
|
|
} else if (s->echo && (keysym == '\r' || keysym == '\n')) {
|
|
vc_chr_write(s->chr, (const uint8_t *) "\r", 1);
|
|
*q++ = '\n';
|
|
} else {
|
|
*q++ = keysym;
|
|
}
|
|
if (s->echo) {
|
|
vc_chr_write(s->chr, buf, q - buf);
|
|
}
|
|
num_free = fifo8_num_free(&s->out_fifo);
|
|
fifo8_push_all(&s->out_fifo, buf, MIN(num_free, q - buf));
|
|
kbd_send_chars(s);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static const int qcode_to_keysym[Q_KEY_CODE__MAX] = {
|
|
[Q_KEY_CODE_UP] = QEMU_KEY_UP,
|
|
[Q_KEY_CODE_DOWN] = QEMU_KEY_DOWN,
|
|
[Q_KEY_CODE_RIGHT] = QEMU_KEY_RIGHT,
|
|
[Q_KEY_CODE_LEFT] = QEMU_KEY_LEFT,
|
|
[Q_KEY_CODE_HOME] = QEMU_KEY_HOME,
|
|
[Q_KEY_CODE_END] = QEMU_KEY_END,
|
|
[Q_KEY_CODE_PGUP] = QEMU_KEY_PAGEUP,
|
|
[Q_KEY_CODE_PGDN] = QEMU_KEY_PAGEDOWN,
|
|
[Q_KEY_CODE_DELETE] = QEMU_KEY_DELETE,
|
|
[Q_KEY_CODE_TAB] = QEMU_KEY_TAB,
|
|
[Q_KEY_CODE_BACKSPACE] = QEMU_KEY_BACKSPACE,
|
|
};
|
|
|
|
static const int ctrl_qcode_to_keysym[Q_KEY_CODE__MAX] = {
|
|
[Q_KEY_CODE_UP] = QEMU_KEY_CTRL_UP,
|
|
[Q_KEY_CODE_DOWN] = QEMU_KEY_CTRL_DOWN,
|
|
[Q_KEY_CODE_RIGHT] = QEMU_KEY_CTRL_RIGHT,
|
|
[Q_KEY_CODE_LEFT] = QEMU_KEY_CTRL_LEFT,
|
|
[Q_KEY_CODE_HOME] = QEMU_KEY_CTRL_HOME,
|
|
[Q_KEY_CODE_END] = QEMU_KEY_CTRL_END,
|
|
[Q_KEY_CODE_PGUP] = QEMU_KEY_CTRL_PAGEUP,
|
|
[Q_KEY_CODE_PGDN] = QEMU_KEY_CTRL_PAGEDOWN,
|
|
};
|
|
|
|
bool kbd_put_qcode_console(QemuConsole *s, int qcode, bool ctrl)
|
|
{
|
|
int keysym;
|
|
|
|
keysym = ctrl ? ctrl_qcode_to_keysym[qcode] : qcode_to_keysym[qcode];
|
|
if (keysym == 0) {
|
|
return false;
|
|
}
|
|
kbd_put_keysym_console(s, keysym);
|
|
return true;
|
|
}
|
|
|
|
void kbd_put_string_console(QemuConsole *s, const char *str, int len)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < len && str[i]; i++) {
|
|
kbd_put_keysym_console(s, str[i]);
|
|
}
|
|
}
|
|
|
|
void kbd_put_keysym(int keysym)
|
|
{
|
|
kbd_put_keysym_console(active_console, keysym);
|
|
}
|
|
|
|
static void text_console_invalidate(void *opaque)
|
|
{
|
|
QemuConsole *s = (QemuConsole *) opaque;
|
|
|
|
if (s->ds->have_text && s->console_type == TEXT_CONSOLE) {
|
|
text_console_resize(s);
|
|
}
|
|
console_refresh(s);
|
|
}
|
|
|
|
static void text_console_update(void *opaque, console_ch_t *chardata)
|
|
{
|
|
QemuConsole *s = (QemuConsole *) 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 ++,
|
|
ATTR2CHTYPE(s->cells[src].ch,
|
|
s->cells[src].t_attrib.fgcol,
|
|
s->cells[src].t_attrib.bgcol,
|
|
s->cells[src].t_attrib.bold));
|
|
}
|
|
dpy_text_update(s, 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_text_cursor(s, s->x, s->y);
|
|
s->cursor_invalidate = 0;
|
|
}
|
|
}
|
|
|
|
static QemuConsole *new_console(DisplayState *ds, console_type_t console_type,
|
|
uint32_t head)
|
|
{
|
|
Object *obj;
|
|
QemuConsole *s;
|
|
int i;
|
|
|
|
obj = object_new(TYPE_QEMU_CONSOLE);
|
|
s = QEMU_CONSOLE(obj);
|
|
qemu_co_queue_init(&s->dump_queue);
|
|
s->head = head;
|
|
object_property_add_link(obj, "device", TYPE_DEVICE,
|
|
(Object **)&s->device,
|
|
object_property_allow_set_link,
|
|
OBJ_PROP_LINK_STRONG);
|
|
object_property_add_uint32_ptr(obj, "head", &s->head,
|
|
OBJ_PROP_FLAG_READ);
|
|
|
|
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
|
|
(console_type == GRAPHIC_CONSOLE))) {
|
|
active_console = s;
|
|
}
|
|
s->ds = ds;
|
|
s->console_type = console_type;
|
|
s->window_id = -1;
|
|
|
|
if (QTAILQ_EMPTY(&consoles)) {
|
|
s->index = 0;
|
|
QTAILQ_INSERT_TAIL(&consoles, s, next);
|
|
} else if (console_type != GRAPHIC_CONSOLE || phase_check(PHASE_MACHINE_READY)) {
|
|
QemuConsole *last = QTAILQ_LAST(&consoles);
|
|
s->index = last->index + 1;
|
|
QTAILQ_INSERT_TAIL(&consoles, s, next);
|
|
} else {
|
|
/*
|
|
* HACK: Put graphical consoles before text consoles.
|
|
*
|
|
* Only do that for coldplugged devices. After initial device
|
|
* initialization we will not renumber the consoles any more.
|
|
*/
|
|
QemuConsole *c = QTAILQ_FIRST(&consoles);
|
|
|
|
while (QTAILQ_NEXT(c, next) != NULL &&
|
|
c->console_type == GRAPHIC_CONSOLE) {
|
|
c = QTAILQ_NEXT(c, next);
|
|
}
|
|
if (c->console_type == GRAPHIC_CONSOLE) {
|
|
/* have no text consoles */
|
|
s->index = c->index + 1;
|
|
QTAILQ_INSERT_AFTER(&consoles, c, s, next);
|
|
} else {
|
|
s->index = c->index;
|
|
QTAILQ_INSERT_BEFORE(c, s, next);
|
|
/* renumber text consoles */
|
|
for (i = s->index + 1; c != NULL; c = QTAILQ_NEXT(c, next), i++) {
|
|
c->index = i;
|
|
}
|
|
}
|
|
}
|
|
return s;
|
|
}
|
|
|
|
DisplaySurface *qemu_create_displaysurface(int width, int height)
|
|
{
|
|
DisplaySurface *surface = g_new0(DisplaySurface, 1);
|
|
|
|
trace_displaysurface_create(surface, width, height);
|
|
surface->format = PIXMAN_x8r8g8b8;
|
|
surface->image = pixman_image_create_bits(surface->format,
|
|
width, height,
|
|
NULL, width * 4);
|
|
assert(surface->image != NULL);
|
|
surface->flags = QEMU_ALLOCATED_FLAG;
|
|
|
|
return surface;
|
|
}
|
|
|
|
DisplaySurface *qemu_create_displaysurface_from(int width, int height,
|
|
pixman_format_code_t format,
|
|
int linesize, uint8_t *data)
|
|
{
|
|
DisplaySurface *surface = g_new0(DisplaySurface, 1);
|
|
|
|
trace_displaysurface_create_from(surface, width, height, format);
|
|
surface->format = format;
|
|
surface->image = pixman_image_create_bits(surface->format,
|
|
width, height,
|
|
(void *)data, linesize);
|
|
assert(surface->image != NULL);
|
|
|
|
return surface;
|
|
}
|
|
|
|
DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image)
|
|
{
|
|
DisplaySurface *surface = g_new0(DisplaySurface, 1);
|
|
|
|
trace_displaysurface_create_pixman(surface);
|
|
surface->format = pixman_image_get_format(image);
|
|
surface->image = pixman_image_ref(image);
|
|
|
|
return surface;
|
|
}
|
|
|
|
DisplaySurface *qemu_create_placeholder_surface(int w, int h,
|
|
const char *msg)
|
|
{
|
|
DisplaySurface *surface = qemu_create_displaysurface(w, h);
|
|
pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
|
|
pixman_color_t fg = color_table_rgb[0][QEMU_COLOR_WHITE];
|
|
pixman_image_t *glyph;
|
|
int len, x, y, i;
|
|
|
|
len = strlen(msg);
|
|
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,
|
|
x+i, y, FONT_WIDTH, FONT_HEIGHT);
|
|
qemu_pixman_image_unref(glyph);
|
|
}
|
|
surface->flags |= QEMU_PLACEHOLDER_FLAG;
|
|
return surface;
|
|
}
|
|
|
|
void qemu_free_displaysurface(DisplaySurface *surface)
|
|
{
|
|
if (surface == NULL) {
|
|
return;
|
|
}
|
|
trace_displaysurface_free(surface);
|
|
qemu_pixman_image_unref(surface->image);
|
|
g_free(surface);
|
|
}
|
|
|
|
bool console_has_gl(QemuConsole *con)
|
|
{
|
|
return con->gl != NULL;
|
|
}
|
|
|
|
static bool displaychangelistener_has_dmabuf(DisplayChangeListener *dcl)
|
|
{
|
|
if (dcl->ops->dpy_has_dmabuf) {
|
|
return dcl->ops->dpy_has_dmabuf(dcl);
|
|
}
|
|
|
|
if (dcl->ops->dpy_gl_scanout_dmabuf) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool console_compatible_with(QemuConsole *con,
|
|
DisplayChangeListener *dcl, Error **errp)
|
|
{
|
|
int flags;
|
|
|
|
flags = con->hw_ops->get_flags ? con->hw_ops->get_flags(con->hw) : 0;
|
|
|
|
if (console_has_gl(con) &&
|
|
!con->gl->ops->dpy_gl_ctx_is_compatible_dcl(con->gl, dcl)) {
|
|
error_setg(errp, "Display %s is incompatible with the GL context",
|
|
dcl->ops->dpy_name);
|
|
return false;
|
|
}
|
|
|
|
if (flags & GRAPHIC_FLAGS_GL &&
|
|
!console_has_gl(con)) {
|
|
error_setg(errp, "The console requires a GL context.");
|
|
return false;
|
|
|
|
}
|
|
|
|
if (flags & GRAPHIC_FLAGS_DMABUF &&
|
|
!displaychangelistener_has_dmabuf(dcl)) {
|
|
error_setg(errp, "The console requires display DMABUF support.");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void qemu_console_set_display_gl_ctx(QemuConsole *con, DisplayGLCtx *gl)
|
|
{
|
|
/* display has opengl support */
|
|
assert(con);
|
|
if (con->gl) {
|
|
error_report("The console already has an OpenGL context.");
|
|
exit(1);
|
|
}
|
|
con->gl = gl;
|
|
}
|
|
|
|
void register_displaychangelistener(DisplayChangeListener *dcl)
|
|
{
|
|
QemuConsole *con;
|
|
|
|
assert(!dcl->ds);
|
|
|
|
trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
|
|
dcl->ds = get_alloc_displaystate();
|
|
QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
|
|
gui_setup_refresh(dcl->ds);
|
|
if (dcl->con) {
|
|
dcl->con->dcls++;
|
|
con = dcl->con;
|
|
} else {
|
|
con = active_console;
|
|
}
|
|
displaychangelistener_display_console(dcl, con, dcl->con ? &error_fatal : NULL);
|
|
text_console_update_cursor(NULL);
|
|
}
|
|
|
|
void update_displaychangelistener(DisplayChangeListener *dcl,
|
|
uint64_t interval)
|
|
{
|
|
DisplayState *ds = dcl->ds;
|
|
|
|
dcl->update_interval = interval;
|
|
if (!ds->refreshing && ds->update_interval > interval) {
|
|
timer_mod(ds->gui_timer, ds->last_update + interval);
|
|
}
|
|
}
|
|
|
|
void unregister_displaychangelistener(DisplayChangeListener *dcl)
|
|
{
|
|
DisplayState *ds = dcl->ds;
|
|
trace_displaychangelistener_unregister(dcl, dcl->ops->dpy_name);
|
|
if (dcl->con) {
|
|
dcl->con->dcls--;
|
|
}
|
|
QLIST_REMOVE(dcl, next);
|
|
dcl->ds = NULL;
|
|
gui_setup_refresh(ds);
|
|
}
|
|
|
|
static void dpy_set_ui_info_timer(void *opaque)
|
|
{
|
|
QemuConsole *con = opaque;
|
|
|
|
con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);
|
|
}
|
|
|
|
bool dpy_ui_info_supported(QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
|
|
return con->hw_ops->ui_info != NULL;
|
|
}
|
|
|
|
const QemuUIInfo *dpy_get_ui_info(const QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
|
|
return &con->ui_info;
|
|
}
|
|
|
|
int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info, bool delay)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
|
|
if (!dpy_ui_info_supported(con)) {
|
|
return -1;
|
|
}
|
|
if (memcmp(&con->ui_info, info, sizeof(con->ui_info)) == 0) {
|
|
/* nothing changed -- ignore */
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Typically we get a flood of these as the user resizes the window.
|
|
* Wait until the dust has settled (one second without updates), then
|
|
* go notify the guest.
|
|
*/
|
|
con->ui_info = *info;
|
|
timer_mod(con->ui_timer,
|
|
qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + (delay ? 1000 : 0));
|
|
return 0;
|
|
}
|
|
|
|
void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
int width = qemu_console_get_width(con, x + w);
|
|
int height = qemu_console_get_height(con, y + h);
|
|
|
|
x = MAX(x, 0);
|
|
y = MAX(y, 0);
|
|
x = MIN(x, width);
|
|
y = MIN(y, height);
|
|
w = MIN(w, width - x);
|
|
h = MIN(h, height - y);
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
dpy_gfx_update_texture(con, con->surface, x, y, w, h);
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gfx_update) {
|
|
dcl->ops->dpy_gfx_update(dcl, x, y, w, h);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gfx_update_full(QemuConsole *con)
|
|
{
|
|
int w = qemu_console_get_width(con, 0);
|
|
int h = qemu_console_get_height(con, 0);
|
|
|
|
dpy_gfx_update(con, 0, 0, w, h);
|
|
}
|
|
|
|
void dpy_gfx_replace_surface(QemuConsole *con,
|
|
DisplaySurface *surface)
|
|
{
|
|
static const char placeholder_msg[] = "Display output is not active.";
|
|
DisplayState *s = con->ds;
|
|
DisplaySurface *old_surface = con->surface;
|
|
DisplayChangeListener *dcl;
|
|
int width;
|
|
int height;
|
|
|
|
if (!surface) {
|
|
if (old_surface) {
|
|
width = surface_width(old_surface);
|
|
height = surface_height(old_surface);
|
|
} else {
|
|
width = 640;
|
|
height = 480;
|
|
}
|
|
|
|
surface = qemu_create_placeholder_surface(width, height, placeholder_msg);
|
|
}
|
|
|
|
assert(old_surface != surface);
|
|
|
|
con->scanout.kind = SCANOUT_SURFACE;
|
|
con->surface = surface;
|
|
dpy_gfx_create_texture(con, surface);
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
displaychangelistener_gfx_switch(dcl, surface, FALSE);
|
|
}
|
|
dpy_gfx_destroy_texture(con, old_surface);
|
|
qemu_free_displaysurface(old_surface);
|
|
}
|
|
|
|
bool dpy_gfx_check_format(QemuConsole *con,
|
|
pixman_format_code_t format)
|
|
{
|
|
DisplayChangeListener *dcl;
|
|
DisplayState *s = con->ds;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (dcl->con && dcl->con != con) {
|
|
/* dcl bound to another console -> skip */
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gfx_check_format) {
|
|
if (!dcl->ops->dpy_gfx_check_format(dcl, format)) {
|
|
return false;
|
|
}
|
|
} else {
|
|
/* default is to allow native 32 bpp only */
|
|
if (format != qemu_default_pixman_format(32, true)) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static void dpy_refresh(DisplayState *s)
|
|
{
|
|
DisplayChangeListener *dcl;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (dcl->ops->dpy_refresh) {
|
|
dcl->ops->dpy_refresh(dcl);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_text_cursor(QemuConsole *con, int x, int y)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_text_cursor) {
|
|
dcl->ops->dpy_text_cursor(dcl, x, y);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_text_update) {
|
|
dcl->ops->dpy_text_update(dcl, x, y, w, h);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_text_resize(QemuConsole *con, int w, int h)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_text_resize) {
|
|
dcl->ops->dpy_text_resize(dcl, w, h);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_mouse_set) {
|
|
dcl->ops->dpy_mouse_set(dcl, x, y, on);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (!qemu_console_is_visible(con)) {
|
|
return;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_cursor_define) {
|
|
dcl->ops->dpy_cursor_define(dcl, cursor);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool dpy_cursor_define_supported(QemuConsole *con)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (dcl->ops->dpy_cursor_define) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
|
|
struct QEMUGLParams *qparams)
|
|
{
|
|
assert(con->gl);
|
|
return con->gl->ops->dpy_gl_ctx_create(con->gl, qparams);
|
|
}
|
|
|
|
void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx)
|
|
{
|
|
assert(con->gl);
|
|
con->gl->ops->dpy_gl_ctx_destroy(con->gl, ctx);
|
|
}
|
|
|
|
int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx)
|
|
{
|
|
assert(con->gl);
|
|
return con->gl->ops->dpy_gl_ctx_make_current(con->gl, ctx);
|
|
}
|
|
|
|
void dpy_gl_scanout_disable(QemuConsole *con)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
if (con->scanout.kind != SCANOUT_SURFACE) {
|
|
con->scanout.kind = SCANOUT_NONE;
|
|
}
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_scanout_disable) {
|
|
dcl->ops->dpy_gl_scanout_disable(dcl);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_scanout_texture(QemuConsole *con,
|
|
uint32_t backing_id,
|
|
bool backing_y_0_top,
|
|
uint32_t backing_width,
|
|
uint32_t backing_height,
|
|
uint32_t x, uint32_t y,
|
|
uint32_t width, uint32_t height)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
con->scanout.kind = SCANOUT_TEXTURE;
|
|
con->scanout.texture = (ScanoutTexture) {
|
|
backing_id, backing_y_0_top, backing_width, backing_height,
|
|
x, y, width, height
|
|
};
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_scanout_texture) {
|
|
dcl->ops->dpy_gl_scanout_texture(dcl, backing_id,
|
|
backing_y_0_top,
|
|
backing_width, backing_height,
|
|
x, y, width, height);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_scanout_dmabuf(QemuConsole *con,
|
|
QemuDmaBuf *dmabuf)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
con->scanout.kind = SCANOUT_DMABUF;
|
|
con->scanout.dmabuf = dmabuf;
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_scanout_dmabuf) {
|
|
dcl->ops->dpy_gl_scanout_dmabuf(dcl, dmabuf);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_cursor_dmabuf(QemuConsole *con, QemuDmaBuf *dmabuf,
|
|
bool have_hot, uint32_t hot_x, uint32_t hot_y)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_cursor_dmabuf) {
|
|
dcl->ops->dpy_gl_cursor_dmabuf(dcl, dmabuf,
|
|
have_hot, hot_x, hot_y);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_cursor_position(QemuConsole *con,
|
|
uint32_t pos_x, uint32_t pos_y)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_cursor_position) {
|
|
dcl->ops->dpy_gl_cursor_position(dcl, pos_x, pos_y);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_release_dmabuf(QemuConsole *con,
|
|
QemuDmaBuf *dmabuf)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_release_dmabuf) {
|
|
dcl->ops->dpy_gl_release_dmabuf(dcl, dmabuf);
|
|
}
|
|
}
|
|
}
|
|
|
|
void dpy_gl_update(QemuConsole *con,
|
|
uint32_t x, uint32_t y, uint32_t w, uint32_t h)
|
|
{
|
|
DisplayState *s = con->ds;
|
|
DisplayChangeListener *dcl;
|
|
|
|
assert(con->gl);
|
|
|
|
graphic_hw_gl_block(con, true);
|
|
QLIST_FOREACH(dcl, &s->listeners, next) {
|
|
if (con != (dcl->con ? dcl->con : active_console)) {
|
|
continue;
|
|
}
|
|
if (dcl->ops->dpy_gl_update) {
|
|
dcl->ops->dpy_gl_update(dcl, x, y, w, h);
|
|
}
|
|
}
|
|
graphic_hw_gl_block(con, false);
|
|
}
|
|
|
|
/***********************************************************/
|
|
/* register display */
|
|
|
|
/* console.c internal use only */
|
|
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;
|
|
}
|
|
|
|
/*
|
|
* Called by main(), after creating QemuConsoles
|
|
* and before initializing ui (sdl/vnc/...).
|
|
*/
|
|
DisplayState *init_displaystate(void)
|
|
{
|
|
gchar *name;
|
|
QemuConsole *con;
|
|
|
|
get_alloc_displaystate();
|
|
QTAILQ_FOREACH(con, &consoles, next) {
|
|
if (con->console_type != GRAPHIC_CONSOLE &&
|
|
con->ds == NULL) {
|
|
text_console_do_init(con->chr, display_state);
|
|
}
|
|
|
|
/* Hook up into the qom tree here (not in new_console()), once
|
|
* all QemuConsoles are created and the order / numbering
|
|
* doesn't change any more */
|
|
name = g_strdup_printf("console[%d]", con->index);
|
|
object_property_add_child(container_get(object_get_root(), "/backend"),
|
|
name, OBJECT(con));
|
|
g_free(name);
|
|
}
|
|
|
|
return display_state;
|
|
}
|
|
|
|
void graphic_console_set_hwops(QemuConsole *con,
|
|
const GraphicHwOps *hw_ops,
|
|
void *opaque)
|
|
{
|
|
con->hw_ops = hw_ops;
|
|
con->hw = opaque;
|
|
}
|
|
|
|
QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
|
|
const GraphicHwOps *hw_ops,
|
|
void *opaque)
|
|
{
|
|
static const char noinit[] =
|
|
"Guest has not initialized the display (yet).";
|
|
int width = 640;
|
|
int height = 480;
|
|
QemuConsole *s;
|
|
DisplayState *ds;
|
|
DisplaySurface *surface;
|
|
|
|
ds = get_alloc_displaystate();
|
|
s = qemu_console_lookup_unused();
|
|
if (s) {
|
|
trace_console_gfx_reuse(s->index);
|
|
width = qemu_console_get_width(s, 0);
|
|
height = qemu_console_get_height(s, 0);
|
|
} else {
|
|
trace_console_gfx_new();
|
|
s = new_console(ds, GRAPHIC_CONSOLE, head);
|
|
s->ui_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
|
|
dpy_set_ui_info_timer, s);
|
|
}
|
|
graphic_console_set_hwops(s, hw_ops, opaque);
|
|
if (dev) {
|
|
object_property_set_link(OBJECT(s), "device", OBJECT(dev),
|
|
&error_abort);
|
|
}
|
|
|
|
surface = qemu_create_placeholder_surface(width, height, noinit);
|
|
dpy_gfx_replace_surface(s, surface);
|
|
s->gl_unblock_timer = timer_new_ms(QEMU_CLOCK_REALTIME,
|
|
graphic_hw_gl_unblock_timer, s);
|
|
return s;
|
|
}
|
|
|
|
static const GraphicHwOps unused_ops = {
|
|
/* no callbacks */
|
|
};
|
|
|
|
void graphic_console_close(QemuConsole *con)
|
|
{
|
|
static const char unplugged[] =
|
|
"Guest display has been unplugged";
|
|
DisplaySurface *surface;
|
|
int width = qemu_console_get_width(con, 640);
|
|
int height = qemu_console_get_height(con, 480);
|
|
|
|
trace_console_gfx_close(con->index);
|
|
object_property_set_link(OBJECT(con), "device", NULL, &error_abort);
|
|
graphic_console_set_hwops(con, &unused_ops, NULL);
|
|
|
|
if (con->gl) {
|
|
dpy_gl_scanout_disable(con);
|
|
}
|
|
surface = qemu_create_placeholder_surface(width, height, unplugged);
|
|
dpy_gfx_replace_surface(con, surface);
|
|
}
|
|
|
|
QemuConsole *qemu_console_lookup_by_index(unsigned int index)
|
|
{
|
|
QemuConsole *con;
|
|
|
|
QTAILQ_FOREACH(con, &consoles, next) {
|
|
if (con->index == index) {
|
|
return con;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head)
|
|
{
|
|
QemuConsole *con;
|
|
Object *obj;
|
|
uint32_t h;
|
|
|
|
QTAILQ_FOREACH(con, &consoles, next) {
|
|
obj = object_property_get_link(OBJECT(con),
|
|
"device", &error_abort);
|
|
if (DEVICE(obj) != dev) {
|
|
continue;
|
|
}
|
|
h = object_property_get_uint(OBJECT(con),
|
|
"head", &error_abort);
|
|
if (h != head) {
|
|
continue;
|
|
}
|
|
return con;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
|
|
uint32_t head, Error **errp)
|
|
{
|
|
DeviceState *dev;
|
|
QemuConsole *con;
|
|
|
|
dev = qdev_find_recursive(sysbus_get_default(), device_id);
|
|
if (dev == NULL) {
|
|
error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
|
|
"Device '%s' not found", device_id);
|
|
return NULL;
|
|
}
|
|
|
|
con = qemu_console_lookup_by_device(dev, head);
|
|
if (con == NULL) {
|
|
error_setg(errp, "Device %s (head %d) is not bound to a QemuConsole",
|
|
device_id, head);
|
|
return NULL;
|
|
}
|
|
|
|
return con;
|
|
}
|
|
|
|
QemuConsole *qemu_console_lookup_unused(void)
|
|
{
|
|
QemuConsole *con;
|
|
Object *obj;
|
|
|
|
QTAILQ_FOREACH(con, &consoles, next) {
|
|
if (con->hw_ops != &unused_ops) {
|
|
continue;
|
|
}
|
|
obj = object_property_get_link(OBJECT(con),
|
|
"device", &error_abort);
|
|
if (obj != NULL) {
|
|
continue;
|
|
}
|
|
return con;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
bool qemu_console_is_visible(QemuConsole *con)
|
|
{
|
|
return (con == active_console) || (con->dcls > 0);
|
|
}
|
|
|
|
bool qemu_console_is_graphic(QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
return con && (con->console_type == GRAPHIC_CONSOLE);
|
|
}
|
|
|
|
bool qemu_console_is_fixedsize(QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
return con && (con->console_type != TEXT_CONSOLE);
|
|
}
|
|
|
|
bool qemu_console_is_gl_blocked(QemuConsole *con)
|
|
{
|
|
assert(con != NULL);
|
|
return con->gl_block;
|
|
}
|
|
|
|
bool qemu_console_is_multihead(DeviceState *dev)
|
|
{
|
|
QemuConsole *con;
|
|
Object *obj;
|
|
uint32_t f = 0xffffffff;
|
|
uint32_t h;
|
|
|
|
QTAILQ_FOREACH(con, &consoles, next) {
|
|
obj = object_property_get_link(OBJECT(con),
|
|
"device", &error_abort);
|
|
if (DEVICE(obj) != dev) {
|
|
continue;
|
|
}
|
|
|
|
h = object_property_get_uint(OBJECT(con),
|
|
"head", &error_abort);
|
|
if (f == 0xffffffff) {
|
|
f = h;
|
|
} else if (h != f) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
char *qemu_console_get_label(QemuConsole *con)
|
|
{
|
|
if (con->console_type == GRAPHIC_CONSOLE) {
|
|
if (con->device) {
|
|
DeviceState *dev;
|
|
bool multihead;
|
|
|
|
dev = DEVICE(con->device);
|
|
multihead = qemu_console_is_multihead(dev);
|
|
if (multihead) {
|
|
return g_strdup_printf("%s.%d", dev->id ?
|
|
dev->id :
|
|
object_get_typename(con->device),
|
|
con->head);
|
|
} else {
|
|
return g_strdup_printf("%s", dev->id ?
|
|
dev->id :
|
|
object_get_typename(con->device));
|
|
}
|
|
}
|
|
return g_strdup("VGA");
|
|
} else {
|
|
if (con->chr && con->chr->label) {
|
|
return g_strdup(con->chr->label);
|
|
}
|
|
return g_strdup_printf("vc%d", con->index);
|
|
}
|
|
}
|
|
|
|
int qemu_console_get_index(QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
return con ? con->index : -1;
|
|
}
|
|
|
|
uint32_t qemu_console_get_head(QemuConsole *con)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
return con ? con->head : -1;
|
|
}
|
|
|
|
int qemu_console_get_width(QemuConsole *con, int fallback)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
if (con == NULL) {
|
|
return fallback;
|
|
}
|
|
switch (con->scanout.kind) {
|
|
case SCANOUT_DMABUF:
|
|
return con->scanout.dmabuf->width;
|
|
case SCANOUT_TEXTURE:
|
|
return con->scanout.texture.width;
|
|
case SCANOUT_SURFACE:
|
|
return surface_width(con->surface);
|
|
default:
|
|
return fallback;
|
|
}
|
|
}
|
|
|
|
int qemu_console_get_height(QemuConsole *con, int fallback)
|
|
{
|
|
if (con == NULL) {
|
|
con = active_console;
|
|
}
|
|
if (con == NULL) {
|
|
return fallback;
|
|
}
|
|
switch (con->scanout.kind) {
|
|
case SCANOUT_DMABUF:
|
|
return con->scanout.dmabuf->height;
|
|
case SCANOUT_TEXTURE:
|
|
return con->scanout.texture.height;
|
|
case SCANOUT_SURFACE:
|
|
return surface_height(con->surface);
|
|
default:
|
|
return fallback;
|
|
}
|
|
}
|
|
|
|
static void vc_chr_accept_input(Chardev *chr)
|
|
{
|
|
VCChardev *drv = VC_CHARDEV(chr);
|
|
QemuConsole *s = drv->console;
|
|
|
|
kbd_send_chars(s);
|
|
}
|
|
|
|
static void vc_chr_set_echo(Chardev *chr, bool echo)
|
|
{
|
|
VCChardev *drv = VC_CHARDEV(chr);
|
|
QemuConsole *s = drv->console;
|
|
|
|
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;
|
|
int count = 0;
|
|
|
|
cursor_visible_phase = !cursor_visible_phase;
|
|
|
|
QTAILQ_FOREACH(s, &consoles, next) {
|
|
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 = {
|
|
.invalidate = text_console_invalidate,
|
|
.text_update = text_console_update,
|
|
};
|
|
|
|
static void text_console_do_init(Chardev *chr, DisplayState *ds)
|
|
{
|
|
VCChardev *drv = VC_CHARDEV(chr);
|
|
QemuConsole *s = drv->console;
|
|
int g_width = 80 * FONT_WIDTH;
|
|
int g_height = 24 * FONT_HEIGHT;
|
|
|
|
fifo8_create(&s->out_fifo, 16);
|
|
s->ds = ds;
|
|
|
|
s->y_displayed = 0;
|
|
s->y_base = 0;
|
|
s->total_height = DEFAULT_BACKSCROLL;
|
|
s->x = 0;
|
|
s->y = 0;
|
|
if (s->scanout.kind != SCANOUT_SURFACE) {
|
|
if (active_console && active_console->scanout.kind == SCANOUT_SURFACE) {
|
|
g_width = qemu_console_get_width(active_console, g_width);
|
|
g_height = qemu_console_get_height(active_console, g_height);
|
|
}
|
|
s->surface = qemu_create_displaysurface(g_width, g_height);
|
|
s->scanout.kind = SCANOUT_SURFACE;
|
|
}
|
|
|
|
s->hw_ops = &text_console_ops;
|
|
s->hw = s;
|
|
|
|
/* Set text attribute defaults */
|
|
s->t_attrib_default.bold = 0;
|
|
s->t_attrib_default.uline = 0;
|
|
s->t_attrib_default.blink = 0;
|
|
s->t_attrib_default.invers = 0;
|
|
s->t_attrib_default.unvisible = 0;
|
|
s->t_attrib_default.fgcol = QEMU_COLOR_WHITE;
|
|
s->t_attrib_default.bgcol = QEMU_COLOR_BLACK;
|
|
/* set current text attributes to default */
|
|
s->t_attrib = s->t_attrib_default;
|
|
text_console_resize(s);
|
|
|
|
if (chr->label) {
|
|
char *msg;
|
|
|
|
s->t_attrib.bgcol = QEMU_COLOR_BLUE;
|
|
msg = g_strdup_printf("%s console\r\n", chr->label);
|
|
vc_chr_write(chr, (uint8_t *)msg, strlen(msg));
|
|
g_free(msg);
|
|
s->t_attrib = s->t_attrib_default;
|
|
}
|
|
|
|
qemu_chr_be_event(chr, CHR_EVENT_OPENED);
|
|
}
|
|
|
|
static void vc_chr_open(Chardev *chr,
|
|
ChardevBackend *backend,
|
|
bool *be_opened,
|
|
Error **errp)
|
|
{
|
|
ChardevVC *vc = backend->u.vc.data;
|
|
VCChardev *drv = VC_CHARDEV(chr);
|
|
QemuConsole *s;
|
|
unsigned width = 0;
|
|
unsigned height = 0;
|
|
|
|
if (vc->has_width) {
|
|
width = vc->width;
|
|
} else if (vc->has_cols) {
|
|
width = vc->cols * FONT_WIDTH;
|
|
}
|
|
|
|
if (vc->has_height) {
|
|
height = vc->height;
|
|
} else if (vc->has_rows) {
|
|
height = vc->rows * FONT_HEIGHT;
|
|
}
|
|
|
|
trace_console_txt_new(width, height);
|
|
if (width == 0 || height == 0) {
|
|
s = new_console(NULL, TEXT_CONSOLE, 0);
|
|
} else {
|
|
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE, 0);
|
|
s->scanout.kind = SCANOUT_SURFACE;
|
|
s->surface = qemu_create_displaysurface(width, height);
|
|
}
|
|
|
|
if (!s) {
|
|
error_setg(errp, "cannot create text console");
|
|
return;
|
|
}
|
|
|
|
s->chr = chr;
|
|
drv->console = s;
|
|
|
|
if (display_state) {
|
|
text_console_do_init(chr, display_state);
|
|
}
|
|
|
|
/* console/chardev init sometimes completes elsewhere in a 2nd
|
|
* stage, so defer OPENED events until they are fully initialized
|
|
*/
|
|
*be_opened = false;
|
|
}
|
|
|
|
void qemu_console_resize(QemuConsole *s, int width, int height)
|
|
{
|
|
DisplaySurface *surface = qemu_console_surface(s);
|
|
|
|
assert(s->console_type == GRAPHIC_CONSOLE);
|
|
|
|
if ((s->scanout.kind != SCANOUT_SURFACE ||
|
|
(surface && surface->flags & QEMU_ALLOCATED_FLAG)) &&
|
|
qemu_console_get_width(s, -1) == width &&
|
|
qemu_console_get_height(s, -1) == height) {
|
|
return;
|
|
}
|
|
|
|
surface = qemu_create_displaysurface(width, height);
|
|
dpy_gfx_replace_surface(s, surface);
|
|
}
|
|
|
|
DisplaySurface *qemu_console_surface(QemuConsole *console)
|
|
{
|
|
switch (console->scanout.kind) {
|
|
case SCANOUT_SURFACE:
|
|
return console->surface;
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
PixelFormat qemu_default_pixelformat(int bpp)
|
|
{
|
|
pixman_format_code_t fmt = qemu_default_pixman_format(bpp, true);
|
|
PixelFormat pf = qemu_pixelformat_from_pixman(fmt);
|
|
return pf;
|
|
}
|
|
|
|
static QemuDisplay *dpys[DISPLAY_TYPE__MAX];
|
|
|
|
void qemu_display_register(QemuDisplay *ui)
|
|
{
|
|
assert(ui->type < DISPLAY_TYPE__MAX);
|
|
dpys[ui->type] = ui;
|
|
}
|
|
|
|
bool qemu_display_find_default(DisplayOptions *opts)
|
|
{
|
|
static DisplayType prio[] = {
|
|
#if defined(CONFIG_GTK)
|
|
DISPLAY_TYPE_GTK,
|
|
#endif
|
|
#if defined(CONFIG_SDL)
|
|
DISPLAY_TYPE_SDL,
|
|
#endif
|
|
#if defined(CONFIG_COCOA)
|
|
DISPLAY_TYPE_COCOA
|
|
#endif
|
|
};
|
|
int i;
|
|
|
|
for (i = 0; i < (int)ARRAY_SIZE(prio); i++) {
|
|
if (dpys[prio[i]] == NULL) {
|
|
Error *local_err = NULL;
|
|
int rv = ui_module_load(DisplayType_str(prio[i]), &local_err);
|
|
if (rv < 0) {
|
|
error_report_err(local_err);
|
|
}
|
|
}
|
|
if (dpys[prio[i]] == NULL) {
|
|
continue;
|
|
}
|
|
opts->type = prio[i];
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void qemu_display_early_init(DisplayOptions *opts)
|
|
{
|
|
assert(opts->type < DISPLAY_TYPE__MAX);
|
|
if (opts->type == DISPLAY_TYPE_NONE) {
|
|
return;
|
|
}
|
|
if (dpys[opts->type] == NULL) {
|
|
Error *local_err = NULL;
|
|
int rv = ui_module_load(DisplayType_str(opts->type), &local_err);
|
|
if (rv < 0) {
|
|
error_report_err(local_err);
|
|
}
|
|
}
|
|
if (dpys[opts->type] == NULL) {
|
|
error_report("Display '%s' is not available.",
|
|
DisplayType_str(opts->type));
|
|
exit(1);
|
|
}
|
|
if (dpys[opts->type]->early_init) {
|
|
dpys[opts->type]->early_init(opts);
|
|
}
|
|
}
|
|
|
|
void qemu_display_init(DisplayState *ds, DisplayOptions *opts)
|
|
{
|
|
assert(opts->type < DISPLAY_TYPE__MAX);
|
|
if (opts->type == DISPLAY_TYPE_NONE) {
|
|
return;
|
|
}
|
|
assert(dpys[opts->type] != NULL);
|
|
dpys[opts->type]->init(ds, opts);
|
|
}
|
|
|
|
void qemu_display_help(void)
|
|
{
|
|
int idx;
|
|
|
|
printf("Available display backend types:\n");
|
|
printf("none\n");
|
|
for (idx = DISPLAY_TYPE_NONE; idx < DISPLAY_TYPE__MAX; idx++) {
|
|
if (!dpys[idx]) {
|
|
Error *local_err = NULL;
|
|
int rv = ui_module_load(DisplayType_str(idx), &local_err);
|
|
if (rv < 0) {
|
|
error_report_err(local_err);
|
|
}
|
|
}
|
|
if (dpys[idx]) {
|
|
printf("%s\n", DisplayType_str(dpys[idx]->type));
|
|
}
|
|
}
|
|
}
|
|
|
|
void qemu_chr_parse_vc(QemuOpts *opts, ChardevBackend *backend, Error **errp)
|
|
{
|
|
int val;
|
|
ChardevVC *vc;
|
|
|
|
backend->type = CHARDEV_BACKEND_KIND_VC;
|
|
vc = backend->u.vc.data = g_new0(ChardevVC, 1);
|
|
qemu_chr_parse_common(opts, qapi_ChardevVC_base(vc));
|
|
|
|
val = qemu_opt_get_number(opts, "width", 0);
|
|
if (val != 0) {
|
|
vc->has_width = true;
|
|
vc->width = val;
|
|
}
|
|
|
|
val = qemu_opt_get_number(opts, "height", 0);
|
|
if (val != 0) {
|
|
vc->has_height = true;
|
|
vc->height = val;
|
|
}
|
|
|
|
val = qemu_opt_get_number(opts, "cols", 0);
|
|
if (val != 0) {
|
|
vc->has_cols = true;
|
|
vc->cols = val;
|
|
}
|
|
|
|
val = qemu_opt_get_number(opts, "rows", 0);
|
|
if (val != 0) {
|
|
vc->has_rows = true;
|
|
vc->rows = val;
|
|
}
|
|
}
|
|
|
|
static const TypeInfo qemu_console_info = {
|
|
.name = TYPE_QEMU_CONSOLE,
|
|
.parent = TYPE_OBJECT,
|
|
.instance_size = sizeof(QemuConsole),
|
|
.class_size = sizeof(QemuConsoleClass),
|
|
};
|
|
|
|
static void char_vc_class_init(ObjectClass *oc, void *data)
|
|
{
|
|
ChardevClass *cc = CHARDEV_CLASS(oc);
|
|
|
|
cc->parse = qemu_chr_parse_vc;
|
|
cc->open = vc_chr_open;
|
|
cc->chr_write = vc_chr_write;
|
|
cc->chr_accept_input = vc_chr_accept_input;
|
|
cc->chr_set_echo = vc_chr_set_echo;
|
|
}
|
|
|
|
static const TypeInfo char_vc_type_info = {
|
|
.name = TYPE_CHARDEV_VC,
|
|
.parent = TYPE_CHARDEV,
|
|
.instance_size = sizeof(VCChardev),
|
|
.class_init = char_vc_class_init,
|
|
};
|
|
|
|
void qemu_console_early_init(void)
|
|
{
|
|
/* set the default vc driver */
|
|
if (!object_class_by_name(TYPE_CHARDEV_VC)) {
|
|
type_register(&char_vc_type_info);
|
|
}
|
|
}
|
|
|
|
static void register_types(void)
|
|
{
|
|
type_register_static(&qemu_console_info);
|
|
}
|
|
|
|
type_init(register_types);
|