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/*
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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-common.h" |
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#include "console.h" |
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#include "qemu-timer.h" |
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|
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//#define DEBUG_CONSOLE
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#define DEFAULT_BACKSCROLL 512 |
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#define MAX_CONSOLES 12 |
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#define QEMU_RGBA(r, g, b, a) (((a) << 24) | ((r) << 16) | ((g) << 8) | (b)) |
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#define QEMU_RGB(r, g, b) QEMU_RGBA(r, g, b, 0xff) |
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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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|
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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 struct QEMUFIFO { |
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uint8_t *buf; |
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int buf_size;
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int count, wptr, rptr;
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} QEMUFIFO; |
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|
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static int qemu_fifo_write(QEMUFIFO *f, const uint8_t *buf, int len1) |
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{ |
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int l, len;
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l = f->buf_size - f->count; |
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if (len1 > l)
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len1 = l; |
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len = len1; |
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while (len > 0) { |
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l = f->buf_size - f->wptr; |
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if (l > len)
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l = len; |
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memcpy(f->buf + f->wptr, buf, l); |
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f->wptr += l; |
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if (f->wptr >= f->buf_size)
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f->wptr = 0;
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buf += l; |
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len -= l; |
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} |
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f->count += len1; |
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return len1;
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} |
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static int qemu_fifo_read(QEMUFIFO *f, uint8_t *buf, int len1) |
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{ |
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int l, len;
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|
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if (len1 > f->count)
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len1 = f->count; |
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len = len1; |
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while (len > 0) { |
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l = f->buf_size - f->rptr; |
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if (l > len)
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l = len; |
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memcpy(buf, f->buf + f->rptr, l); |
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f->rptr += l; |
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if (f->rptr >= f->buf_size)
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f->rptr = 0;
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buf += l; |
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len -= l; |
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} |
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f->count -= len1; |
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return len1;
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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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/* ??? This is mis-named.
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It is used for both text and graphical consoles. */
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struct TextConsole {
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console_type_t console_type; |
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DisplayState *ds; |
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/* Graphic console state. */
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vga_hw_update_ptr hw_update; |
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vga_hw_invalidate_ptr hw_invalidate; |
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vga_hw_screen_dump_ptr hw_screen_dump; |
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vga_hw_text_update_ptr hw_text_update; |
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void *hw;
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int g_width, g_height;
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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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CharDriverState *chr; |
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/* fifo for key pressed */
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QEMUFIFO out_fifo; |
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uint8_t out_fifo_buf[16];
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QEMUTimer *kbd_timer; |
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}; |
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static DisplayState *display_state;
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static TextConsole *active_console;
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static TextConsole *consoles[MAX_CONSOLES];
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static int nb_consoles = 0; |
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void vga_hw_update(void) |
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{ |
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if (active_console && active_console->hw_update)
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active_console->hw_update(active_console->hw); |
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} |
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void vga_hw_invalidate(void) |
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{ |
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if (active_console && active_console->hw_invalidate)
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active_console->hw_invalidate(active_console->hw); |
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} |
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void vga_hw_screen_dump(const char *filename) |
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{ |
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TextConsole *previous_active_console; |
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previous_active_console = active_console; |
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active_console = consoles[0];
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/* There is currently no way of specifying which screen we want to dump,
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so always dump the first one. */
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if (consoles[0] && consoles[0]->hw_screen_dump) |
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consoles[0]->hw_screen_dump(consoles[0]->hw, filename); |
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active_console = previous_active_console; |
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} |
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void vga_hw_text_update(console_ch_t *chardata)
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{ |
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if (active_console && active_console->hw_text_update)
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active_console->hw_text_update(active_console->hw, chardata); |
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} |
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/* convert a RGBA color to a color index usable in graphic primitives */
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static unsigned int vga_get_color(DisplayState *ds, unsigned int rgba) |
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{ |
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unsigned int r, g, b, color; |
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switch(ds_get_bits_per_pixel(ds)) {
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#if 0
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case 8:
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r = (rgba >> 16) & 0xff;
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g = (rgba >> 8) & 0xff;
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b = (rgba) & 0xff;
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color = (rgb_to_index[r] * 6 * 6) +
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(rgb_to_index[g] * 6) +
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(rgb_to_index[b]);
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break;
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#endif
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case 15: |
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r = (rgba >> 16) & 0xff; |
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g = (rgba >> 8) & 0xff; |
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b = (rgba) & 0xff;
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color = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3); |
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break;
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case 16: |
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r = (rgba >> 16) & 0xff; |
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g = (rgba >> 8) & 0xff; |
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b = (rgba) & 0xff;
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color = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3); |
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break;
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case 32: |
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default:
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color = rgba; |
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break;
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} |
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return color;
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} |
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static void vga_fill_rect (DisplayState *ds, |
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int posx, int posy, int width, int height, uint32_t color) |
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{ |
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uint8_t *d, *d1; |
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int x, y, bpp;
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bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3; |
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d1 = ds_get_data(ds) + |
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ds_get_linesize(ds) * posy + bpp * posx; |
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for (y = 0; y < height; y++) { |
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d = d1; |
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switch(bpp) {
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case 1: |
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for (x = 0; x < width; x++) { |
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*((uint8_t *)d) = color; |
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d++; |
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} |
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break;
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case 2: |
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for (x = 0; x < width; x++) { |
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*((uint16_t *)d) = color; |
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d += 2;
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} |
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break;
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case 4: |
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for (x = 0; x < width; x++) { |
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*((uint32_t *)d) = color; |
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d += 4;
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} |
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break;
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} |
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d1 += ds_get_linesize(ds); |
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} |
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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(DisplayState *ds, int xs, int ys, int xd, int yd, int w, int h) |
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{ |
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const uint8_t *s;
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uint8_t *d; |
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int wb, y, bpp;
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bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3; |
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wb = w * bpp; |
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if (yd <= ys) {
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s = ds_get_data(ds) + |
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ds_get_linesize(ds) * ys + bpp * xs; |
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d = ds_get_data(ds) + |
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ds_get_linesize(ds) * yd + bpp * xd; |
279 |
for (y = 0; y < h; y++) { |
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memmove(d, s, wb); |
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d += ds_get_linesize(ds); |
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s += ds_get_linesize(ds); |
283 |
} |
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} else {
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s = ds_get_data(ds) + |
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ds_get_linesize(ds) * (ys + h - 1) + bpp * xs;
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d = ds_get_data(ds) + |
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ds_get_linesize(ds) * (yd + h - 1) + bpp * xd;
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for (y = 0; y < h; y++) { |
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memmove(d, s, wb); |
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d -= ds_get_linesize(ds); |
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s -= ds_get_linesize(ds); |
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} |
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} |
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} |
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/***********************************************************/
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/* basic char display */
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#define FONT_HEIGHT 16 |
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#define FONT_WIDTH 8 |
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#include "vgafont.h" |
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#define cbswap_32(__x) \
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((uint32_t)( \ |
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(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \ |
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(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) << 8) | \ |
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(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \ |
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(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )) |
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#ifdef HOST_WORDS_BIGENDIAN
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#define PAT(x) x
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#else
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#define PAT(x) cbswap_32(x)
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#endif
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static const uint32_t dmask16[16] = { |
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PAT(0x00000000),
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PAT(0x000000ff),
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PAT(0x0000ff00),
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PAT(0x0000ffff),
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PAT(0x00ff0000),
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PAT(0x00ff00ff),
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PAT(0x00ffff00),
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PAT(0x00ffffff),
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PAT(0xff000000),
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PAT(0xff0000ff),
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PAT(0xff00ff00),
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PAT(0xff00ffff),
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PAT(0xffff0000),
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PAT(0xffff00ff),
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PAT(0xffffff00),
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PAT(0xffffffff),
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}; |
336 |
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static const uint32_t dmask4[4] = { |
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PAT(0x00000000),
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PAT(0x0000ffff),
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PAT(0xffff0000),
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PAT(0xffffffff),
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}; |
343 |
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static uint32_t color_table[2][8]; |
345 |
|
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#ifndef CONFIG_CURSES
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enum color_names {
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COLOR_BLACK = 0,
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COLOR_RED = 1,
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COLOR_GREEN = 2,
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COLOR_YELLOW = 3,
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COLOR_BLUE = 4,
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COLOR_MAGENTA = 5,
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COLOR_CYAN = 6,
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COLOR_WHITE = 7
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}; |
357 |
#endif
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|
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static const uint32_t color_table_rgb[2][8] = { |
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{ /* dark */
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QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
362 |
QEMU_RGB(0xaa, 0x00, 0x00), /* red */ |
363 |
QEMU_RGB(0x00, 0xaa, 0x00), /* green */ |
364 |
QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */ |
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QEMU_RGB(0x00, 0x00, 0xaa), /* blue */ |
366 |
QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */ |
367 |
QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */ |
368 |
QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ |
369 |
}, |
370 |
{ /* bright */
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QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
372 |
QEMU_RGB(0xff, 0x00, 0x00), /* red */ |
373 |
QEMU_RGB(0x00, 0xff, 0x00), /* green */ |
374 |
QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ |
375 |
QEMU_RGB(0x00, 0x00, 0xff), /* blue */ |
376 |
QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ |
377 |
QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ |
378 |
QEMU_RGB(0xff, 0xff, 0xff), /* white */ |
379 |
} |
380 |
}; |
381 |
|
382 |
static inline unsigned int col_expand(DisplayState *ds, unsigned int col) |
383 |
{ |
384 |
switch(ds_get_bits_per_pixel(ds)) {
|
385 |
case 8: |
386 |
col |= col << 8;
|
387 |
col |= col << 16;
|
388 |
break;
|
389 |
case 15: |
390 |
case 16: |
391 |
col |= col << 16;
|
392 |
break;
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393 |
default:
|
394 |
break;
|
395 |
} |
396 |
|
397 |
return col;
|
398 |
} |
399 |
#ifdef DEBUG_CONSOLE
|
400 |
static void console_print_text_attributes(TextAttributes *t_attrib, char ch) |
401 |
{ |
402 |
if (t_attrib->bold) {
|
403 |
printf("b");
|
404 |
} else {
|
405 |
printf(" ");
|
406 |
} |
407 |
if (t_attrib->uline) {
|
408 |
printf("u");
|
409 |
} else {
|
410 |
printf(" ");
|
411 |
} |
412 |
if (t_attrib->blink) {
|
413 |
printf("l");
|
414 |
} else {
|
415 |
printf(" ");
|
416 |
} |
417 |
if (t_attrib->invers) {
|
418 |
printf("i");
|
419 |
} else {
|
420 |
printf(" ");
|
421 |
} |
422 |
if (t_attrib->unvisible) {
|
423 |
printf("n");
|
424 |
} else {
|
425 |
printf(" ");
|
426 |
} |
427 |
|
428 |
printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
|
429 |
} |
430 |
#endif
|
431 |
|
432 |
static void vga_putcharxy(DisplayState *ds, int x, int y, int ch, |
433 |
TextAttributes *t_attrib) |
434 |
{ |
435 |
uint8_t *d; |
436 |
const uint8_t *font_ptr;
|
437 |
unsigned int font_data, linesize, xorcol, bpp; |
438 |
int i;
|
439 |
unsigned int fgcol, bgcol; |
440 |
|
441 |
#ifdef DEBUG_CONSOLE
|
442 |
printf("x: %2i y: %2i", x, y);
|
443 |
console_print_text_attributes(t_attrib, ch); |
444 |
#endif
|
445 |
|
446 |
if (t_attrib->invers) {
|
447 |
bgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
448 |
fgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
449 |
} else {
|
450 |
fgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
451 |
bgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
452 |
} |
453 |
|
454 |
bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3; |
455 |
d = ds_get_data(ds) + |
456 |
ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH; |
457 |
linesize = ds_get_linesize(ds); |
458 |
font_ptr = vgafont16 + FONT_HEIGHT * ch; |
459 |
xorcol = bgcol ^ fgcol; |
460 |
switch(ds_get_bits_per_pixel(ds)) {
|
461 |
case 8: |
462 |
for(i = 0; i < FONT_HEIGHT; i++) { |
463 |
font_data = *font_ptr++; |
464 |
if (t_attrib->uline
|
465 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
466 |
font_data = 0xFFFF;
|
467 |
} |
468 |
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
469 |
((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
470 |
d += linesize; |
471 |
} |
472 |
break;
|
473 |
case 16: |
474 |
case 15: |
475 |
for(i = 0; i < FONT_HEIGHT; i++) { |
476 |
font_data = *font_ptr++; |
477 |
if (t_attrib->uline
|
478 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
479 |
font_data = 0xFFFF;
|
480 |
} |
481 |
((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
482 |
((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
483 |
((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
484 |
((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
485 |
d += linesize; |
486 |
} |
487 |
break;
|
488 |
case 32: |
489 |
for(i = 0; i < FONT_HEIGHT; i++) { |
490 |
font_data = *font_ptr++; |
491 |
if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
492 |
font_data = 0xFFFF;
|
493 |
} |
494 |
((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
495 |
((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
496 |
((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
497 |
((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
498 |
((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
499 |
((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
500 |
((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
501 |
((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
502 |
d += linesize; |
503 |
} |
504 |
break;
|
505 |
} |
506 |
} |
507 |
|
508 |
static void text_console_resize(TextConsole *s) |
509 |
{ |
510 |
TextCell *cells, *c, *c1; |
511 |
int w1, x, y, last_width;
|
512 |
|
513 |
last_width = s->width; |
514 |
s->width = s->g_width / FONT_WIDTH; |
515 |
s->height = s->g_height / FONT_HEIGHT; |
516 |
|
517 |
w1 = last_width; |
518 |
if (s->width < w1)
|
519 |
w1 = s->width; |
520 |
|
521 |
cells = g_malloc(s->width * s->total_height * sizeof(TextCell));
|
522 |
for(y = 0; y < s->total_height; y++) { |
523 |
c = &cells[y * s->width]; |
524 |
if (w1 > 0) { |
525 |
c1 = &s->cells[y * last_width]; |
526 |
for(x = 0; x < w1; x++) { |
527 |
*c++ = *c1++; |
528 |
} |
529 |
} |
530 |
for(x = w1; x < s->width; x++) {
|
531 |
c->ch = ' ';
|
532 |
c->t_attrib = s->t_attrib_default; |
533 |
c++; |
534 |
} |
535 |
} |
536 |
g_free(s->cells); |
537 |
s->cells = cells; |
538 |
} |
539 |
|
540 |
static inline void text_update_xy(TextConsole *s, int x, int y) |
541 |
{ |
542 |
s->text_x[0] = MIN(s->text_x[0], x); |
543 |
s->text_x[1] = MAX(s->text_x[1], x); |
544 |
s->text_y[0] = MIN(s->text_y[0], y); |
545 |
s->text_y[1] = MAX(s->text_y[1], y); |
546 |
} |
547 |
|
548 |
static void invalidate_xy(TextConsole *s, int x, int y) |
549 |
{ |
550 |
if (s->update_x0 > x * FONT_WIDTH)
|
551 |
s->update_x0 = x * FONT_WIDTH; |
552 |
if (s->update_y0 > y * FONT_HEIGHT)
|
553 |
s->update_y0 = y * FONT_HEIGHT; |
554 |
if (s->update_x1 < (x + 1) * FONT_WIDTH) |
555 |
s->update_x1 = (x + 1) * FONT_WIDTH;
|
556 |
if (s->update_y1 < (y + 1) * FONT_HEIGHT) |
557 |
s->update_y1 = (y + 1) * FONT_HEIGHT;
|
558 |
} |
559 |
|
560 |
static void update_xy(TextConsole *s, int x, int y) |
561 |
{ |
562 |
TextCell *c; |
563 |
int y1, y2;
|
564 |
|
565 |
if (s == active_console) {
|
566 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
567 |
text_update_xy(s, x, y); |
568 |
return;
|
569 |
} |
570 |
|
571 |
y1 = (s->y_base + y) % s->total_height; |
572 |
y2 = y1 - s->y_displayed; |
573 |
if (y2 < 0) |
574 |
y2 += s->total_height; |
575 |
if (y2 < s->height) {
|
576 |
c = &s->cells[y1 * s->width + x]; |
577 |
vga_putcharxy(s->ds, x, y2, c->ch, |
578 |
&(c->t_attrib)); |
579 |
invalidate_xy(s, x, y2); |
580 |
} |
581 |
} |
582 |
} |
583 |
|
584 |
static void console_show_cursor(TextConsole *s, int show) |
585 |
{ |
586 |
TextCell *c; |
587 |
int y, y1;
|
588 |
|
589 |
if (s == active_console) {
|
590 |
int x = s->x;
|
591 |
|
592 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
593 |
s->cursor_invalidate = 1;
|
594 |
return;
|
595 |
} |
596 |
|
597 |
if (x >= s->width) {
|
598 |
x = s->width - 1;
|
599 |
} |
600 |
y1 = (s->y_base + s->y) % s->total_height; |
601 |
y = y1 - s->y_displayed; |
602 |
if (y < 0) |
603 |
y += s->total_height; |
604 |
if (y < s->height) {
|
605 |
c = &s->cells[y1 * s->width + x]; |
606 |
if (show) {
|
607 |
TextAttributes t_attrib = s->t_attrib_default; |
608 |
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
|
609 |
vga_putcharxy(s->ds, x, y, c->ch, &t_attrib); |
610 |
} else {
|
611 |
vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib)); |
612 |
} |
613 |
invalidate_xy(s, x, y); |
614 |
} |
615 |
} |
616 |
} |
617 |
|
618 |
static void console_refresh(TextConsole *s) |
619 |
{ |
620 |
TextCell *c; |
621 |
int x, y, y1;
|
622 |
|
623 |
if (s != active_console)
|
624 |
return;
|
625 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
626 |
s->text_x[0] = 0; |
627 |
s->text_y[0] = 0; |
628 |
s->text_x[1] = s->width - 1; |
629 |
s->text_y[1] = s->height - 1; |
630 |
s->cursor_invalidate = 1;
|
631 |
return;
|
632 |
} |
633 |
|
634 |
vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds), |
635 |
color_table[0][COLOR_BLACK]);
|
636 |
y1 = s->y_displayed; |
637 |
for(y = 0; y < s->height; y++) { |
638 |
c = s->cells + y1 * s->width; |
639 |
for(x = 0; x < s->width; x++) { |
640 |
vga_putcharxy(s->ds, x, y, c->ch, |
641 |
&(c->t_attrib)); |
642 |
c++; |
643 |
} |
644 |
if (++y1 == s->total_height)
|
645 |
y1 = 0;
|
646 |
} |
647 |
console_show_cursor(s, 1);
|
648 |
dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds)); |
649 |
} |
650 |
|
651 |
static void console_scroll(int ydelta) |
652 |
{ |
653 |
TextConsole *s; |
654 |
int i, y1;
|
655 |
|
656 |
s = active_console; |
657 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
658 |
return;
|
659 |
|
660 |
if (ydelta > 0) { |
661 |
for(i = 0; i < ydelta; i++) { |
662 |
if (s->y_displayed == s->y_base)
|
663 |
break;
|
664 |
if (++s->y_displayed == s->total_height)
|
665 |
s->y_displayed = 0;
|
666 |
} |
667 |
} else {
|
668 |
ydelta = -ydelta; |
669 |
i = s->backscroll_height; |
670 |
if (i > s->total_height - s->height)
|
671 |
i = s->total_height - s->height; |
672 |
y1 = s->y_base - i; |
673 |
if (y1 < 0) |
674 |
y1 += s->total_height; |
675 |
for(i = 0; i < ydelta; i++) { |
676 |
if (s->y_displayed == y1)
|
677 |
break;
|
678 |
if (--s->y_displayed < 0) |
679 |
s->y_displayed = s->total_height - 1;
|
680 |
} |
681 |
} |
682 |
console_refresh(s); |
683 |
} |
684 |
|
685 |
static void console_put_lf(TextConsole *s) |
686 |
{ |
687 |
TextCell *c; |
688 |
int x, y1;
|
689 |
|
690 |
s->y++; |
691 |
if (s->y >= s->height) {
|
692 |
s->y = s->height - 1;
|
693 |
|
694 |
if (s->y_displayed == s->y_base) {
|
695 |
if (++s->y_displayed == s->total_height)
|
696 |
s->y_displayed = 0;
|
697 |
} |
698 |
if (++s->y_base == s->total_height)
|
699 |
s->y_base = 0;
|
700 |
if (s->backscroll_height < s->total_height)
|
701 |
s->backscroll_height++; |
702 |
y1 = (s->y_base + s->height - 1) % s->total_height;
|
703 |
c = &s->cells[y1 * s->width]; |
704 |
for(x = 0; x < s->width; x++) { |
705 |
c->ch = ' ';
|
706 |
c->t_attrib = s->t_attrib_default; |
707 |
c++; |
708 |
} |
709 |
if (s == active_console && s->y_displayed == s->y_base) {
|
710 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
711 |
s->text_x[0] = 0; |
712 |
s->text_y[0] = 0; |
713 |
s->text_x[1] = s->width - 1; |
714 |
s->text_y[1] = s->height - 1; |
715 |
return;
|
716 |
} |
717 |
|
718 |
vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0, |
719 |
s->width * FONT_WIDTH, |
720 |
(s->height - 1) * FONT_HEIGHT);
|
721 |
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT, |
722 |
s->width * FONT_WIDTH, FONT_HEIGHT, |
723 |
color_table[0][s->t_attrib_default.bgcol]);
|
724 |
s->update_x0 = 0;
|
725 |
s->update_y0 = 0;
|
726 |
s->update_x1 = s->width * FONT_WIDTH; |
727 |
s->update_y1 = s->height * FONT_HEIGHT; |
728 |
} |
729 |
} |
730 |
} |
731 |
|
732 |
/* Set console attributes depending on the current escape codes.
|
733 |
* NOTE: I know this code is not very efficient (checking every color for it
|
734 |
* self) but it is more readable and better maintainable.
|
735 |
*/
|
736 |
static void console_handle_escape(TextConsole *s) |
737 |
{ |
738 |
int i;
|
739 |
|
740 |
for (i=0; i<s->nb_esc_params; i++) { |
741 |
switch (s->esc_params[i]) {
|
742 |
case 0: /* reset all console attributes to default */ |
743 |
s->t_attrib = s->t_attrib_default; |
744 |
break;
|
745 |
case 1: |
746 |
s->t_attrib.bold = 1;
|
747 |
break;
|
748 |
case 4: |
749 |
s->t_attrib.uline = 1;
|
750 |
break;
|
751 |
case 5: |
752 |
s->t_attrib.blink = 1;
|
753 |
break;
|
754 |
case 7: |
755 |
s->t_attrib.invers = 1;
|
756 |
break;
|
757 |
case 8: |
758 |
s->t_attrib.unvisible = 1;
|
759 |
break;
|
760 |
case 22: |
761 |
s->t_attrib.bold = 0;
|
762 |
break;
|
763 |
case 24: |
764 |
s->t_attrib.uline = 0;
|
765 |
break;
|
766 |
case 25: |
767 |
s->t_attrib.blink = 0;
|
768 |
break;
|
769 |
case 27: |
770 |
s->t_attrib.invers = 0;
|
771 |
break;
|
772 |
case 28: |
773 |
s->t_attrib.unvisible = 0;
|
774 |
break;
|
775 |
/* set foreground color */
|
776 |
case 30: |
777 |
s->t_attrib.fgcol=COLOR_BLACK; |
778 |
break;
|
779 |
case 31: |
780 |
s->t_attrib.fgcol=COLOR_RED; |
781 |
break;
|
782 |
case 32: |
783 |
s->t_attrib.fgcol=COLOR_GREEN; |
784 |
break;
|
785 |
case 33: |
786 |
s->t_attrib.fgcol=COLOR_YELLOW; |
787 |
break;
|
788 |
case 34: |
789 |
s->t_attrib.fgcol=COLOR_BLUE; |
790 |
break;
|
791 |
case 35: |
792 |
s->t_attrib.fgcol=COLOR_MAGENTA; |
793 |
break;
|
794 |
case 36: |
795 |
s->t_attrib.fgcol=COLOR_CYAN; |
796 |
break;
|
797 |
case 37: |
798 |
s->t_attrib.fgcol=COLOR_WHITE; |
799 |
break;
|
800 |
/* set background color */
|
801 |
case 40: |
802 |
s->t_attrib.bgcol=COLOR_BLACK; |
803 |
break;
|
804 |
case 41: |
805 |
s->t_attrib.bgcol=COLOR_RED; |
806 |
break;
|
807 |
case 42: |
808 |
s->t_attrib.bgcol=COLOR_GREEN; |
809 |
break;
|
810 |
case 43: |
811 |
s->t_attrib.bgcol=COLOR_YELLOW; |
812 |
break;
|
813 |
case 44: |
814 |
s->t_attrib.bgcol=COLOR_BLUE; |
815 |
break;
|
816 |
case 45: |
817 |
s->t_attrib.bgcol=COLOR_MAGENTA; |
818 |
break;
|
819 |
case 46: |
820 |
s->t_attrib.bgcol=COLOR_CYAN; |
821 |
break;
|
822 |
case 47: |
823 |
s->t_attrib.bgcol=COLOR_WHITE; |
824 |
break;
|
825 |
} |
826 |
} |
827 |
} |
828 |
|
829 |
static void console_clear_xy(TextConsole *s, int x, int y) |
830 |
{ |
831 |
int y1 = (s->y_base + y) % s->total_height;
|
832 |
TextCell *c = &s->cells[y1 * s->width + x]; |
833 |
c->ch = ' ';
|
834 |
c->t_attrib = s->t_attrib_default; |
835 |
update_xy(s, x, y); |
836 |
} |
837 |
|
838 |
static void console_putchar(TextConsole *s, int ch) |
839 |
{ |
840 |
TextCell *c; |
841 |
int y1, i;
|
842 |
int x, y;
|
843 |
|
844 |
switch(s->state) {
|
845 |
case TTY_STATE_NORM:
|
846 |
switch(ch) {
|
847 |
case '\r': /* carriage return */ |
848 |
s->x = 0;
|
849 |
break;
|
850 |
case '\n': /* newline */ |
851 |
console_put_lf(s); |
852 |
break;
|
853 |
case '\b': /* backspace */ |
854 |
if (s->x > 0) |
855 |
s->x--; |
856 |
break;
|
857 |
case '\t': /* tabspace */ |
858 |
if (s->x + (8 - (s->x % 8)) > s->width) { |
859 |
s->x = 0;
|
860 |
console_put_lf(s); |
861 |
} else {
|
862 |
s->x = s->x + (8 - (s->x % 8)); |
863 |
} |
864 |
break;
|
865 |
case '\a': /* alert aka. bell */ |
866 |
/* TODO: has to be implemented */
|
867 |
break;
|
868 |
case 14: |
869 |
/* SI (shift in), character set 0 (ignored) */
|
870 |
break;
|
871 |
case 15: |
872 |
/* SO (shift out), character set 1 (ignored) */
|
873 |
break;
|
874 |
case 27: /* esc (introducing an escape sequence) */ |
875 |
s->state = TTY_STATE_ESC; |
876 |
break;
|
877 |
default:
|
878 |
if (s->x >= s->width) {
|
879 |
/* line wrap */
|
880 |
s->x = 0;
|
881 |
console_put_lf(s); |
882 |
} |
883 |
y1 = (s->y_base + s->y) % s->total_height; |
884 |
c = &s->cells[y1 * s->width + s->x]; |
885 |
c->ch = ch; |
886 |
c->t_attrib = s->t_attrib; |
887 |
update_xy(s, s->x, s->y); |
888 |
s->x++; |
889 |
break;
|
890 |
} |
891 |
break;
|
892 |
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ |
893 |
if (ch == '[') { |
894 |
for(i=0;i<MAX_ESC_PARAMS;i++) |
895 |
s->esc_params[i] = 0;
|
896 |
s->nb_esc_params = 0;
|
897 |
s->state = TTY_STATE_CSI; |
898 |
} else {
|
899 |
s->state = TTY_STATE_NORM; |
900 |
} |
901 |
break;
|
902 |
case TTY_STATE_CSI: /* handle escape sequence parameters */ |
903 |
if (ch >= '0' && ch <= '9') { |
904 |
if (s->nb_esc_params < MAX_ESC_PARAMS) {
|
905 |
s->esc_params[s->nb_esc_params] = |
906 |
s->esc_params[s->nb_esc_params] * 10 + ch - '0'; |
907 |
} |
908 |
} else {
|
909 |
s->nb_esc_params++; |
910 |
if (ch == ';') |
911 |
break;
|
912 |
#ifdef DEBUG_CONSOLE
|
913 |
fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
|
914 |
s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params); |
915 |
#endif
|
916 |
s->state = TTY_STATE_NORM; |
917 |
switch(ch) {
|
918 |
case 'A': |
919 |
/* move cursor up */
|
920 |
if (s->esc_params[0] == 0) { |
921 |
s->esc_params[0] = 1; |
922 |
} |
923 |
s->y -= s->esc_params[0];
|
924 |
if (s->y < 0) { |
925 |
s->y = 0;
|
926 |
} |
927 |
break;
|
928 |
case 'B': |
929 |
/* move cursor down */
|
930 |
if (s->esc_params[0] == 0) { |
931 |
s->esc_params[0] = 1; |
932 |
} |
933 |
s->y += s->esc_params[0];
|
934 |
if (s->y >= s->height) {
|
935 |
s->y = s->height - 1;
|
936 |
} |
937 |
break;
|
938 |
case 'C': |
939 |
/* move cursor right */
|
940 |
if (s->esc_params[0] == 0) { |
941 |
s->esc_params[0] = 1; |
942 |
} |
943 |
s->x += s->esc_params[0];
|
944 |
if (s->x >= s->width) {
|
945 |
s->x = s->width - 1;
|
946 |
} |
947 |
break;
|
948 |
case 'D': |
949 |
/* move cursor left */
|
950 |
if (s->esc_params[0] == 0) { |
951 |
s->esc_params[0] = 1; |
952 |
} |
953 |
s->x -= s->esc_params[0];
|
954 |
if (s->x < 0) { |
955 |
s->x = 0;
|
956 |
} |
957 |
break;
|
958 |
case 'G': |
959 |
/* move cursor to column */
|
960 |
s->x = s->esc_params[0] - 1; |
961 |
if (s->x < 0) { |
962 |
s->x = 0;
|
963 |
} |
964 |
break;
|
965 |
case 'f': |
966 |
case 'H': |
967 |
/* move cursor to row, column */
|
968 |
s->x = s->esc_params[1] - 1; |
969 |
if (s->x < 0) { |
970 |
s->x = 0;
|
971 |
} |
972 |
s->y = s->esc_params[0] - 1; |
973 |
if (s->y < 0) { |
974 |
s->y = 0;
|
975 |
} |
976 |
break;
|
977 |
case 'J': |
978 |
switch (s->esc_params[0]) { |
979 |
case 0: |
980 |
/* clear to end of screen */
|
981 |
for (y = s->y; y < s->height; y++) {
|
982 |
for (x = 0; x < s->width; x++) { |
983 |
if (y == s->y && x < s->x) {
|
984 |
continue;
|
985 |
} |
986 |
console_clear_xy(s, x, y); |
987 |
} |
988 |
} |
989 |
break;
|
990 |
case 1: |
991 |
/* clear from beginning of screen */
|
992 |
for (y = 0; y <= s->y; y++) { |
993 |
for (x = 0; x < s->width; x++) { |
994 |
if (y == s->y && x > s->x) {
|
995 |
break;
|
996 |
} |
997 |
console_clear_xy(s, x, y); |
998 |
} |
999 |
} |
1000 |
break;
|
1001 |
case 2: |
1002 |
/* clear entire screen */
|
1003 |
for (y = 0; y <= s->height; y++) { |
1004 |
for (x = 0; x < s->width; x++) { |
1005 |
console_clear_xy(s, x, y); |
1006 |
} |
1007 |
} |
1008 |
break;
|
1009 |
} |
1010 |
case 'K': |
1011 |
switch (s->esc_params[0]) { |
1012 |
case 0: |
1013 |
/* clear to eol */
|
1014 |
for(x = s->x; x < s->width; x++) {
|
1015 |
console_clear_xy(s, x, s->y); |
1016 |
} |
1017 |
break;
|
1018 |
case 1: |
1019 |
/* clear from beginning of line */
|
1020 |
for (x = 0; x <= s->x; x++) { |
1021 |
console_clear_xy(s, x, s->y); |
1022 |
} |
1023 |
break;
|
1024 |
case 2: |
1025 |
/* clear entire line */
|
1026 |
for(x = 0; x < s->width; x++) { |
1027 |
console_clear_xy(s, x, s->y); |
1028 |
} |
1029 |
break;
|
1030 |
} |
1031 |
break;
|
1032 |
case 'm': |
1033 |
console_handle_escape(s); |
1034 |
break;
|
1035 |
case 'n': |
1036 |
/* report cursor position */
|
1037 |
/* TODO: send ESC[row;colR */
|
1038 |
break;
|
1039 |
case 's': |
1040 |
/* save cursor position */
|
1041 |
s->x_saved = s->x; |
1042 |
s->y_saved = s->y; |
1043 |
break;
|
1044 |
case 'u': |
1045 |
/* restore cursor position */
|
1046 |
s->x = s->x_saved; |
1047 |
s->y = s->y_saved; |
1048 |
break;
|
1049 |
default:
|
1050 |
#ifdef DEBUG_CONSOLE
|
1051 |
fprintf(stderr, "unhandled escape character '%c'\n", ch);
|
1052 |
#endif
|
1053 |
break;
|
1054 |
} |
1055 |
break;
|
1056 |
} |
1057 |
} |
1058 |
} |
1059 |
|
1060 |
void console_select(unsigned int index) |
1061 |
{ |
1062 |
TextConsole *s; |
1063 |
|
1064 |
if (index >= MAX_CONSOLES)
|
1065 |
return;
|
1066 |
if (active_console) {
|
1067 |
active_console->g_width = ds_get_width(active_console->ds); |
1068 |
active_console->g_height = ds_get_height(active_console->ds); |
1069 |
} |
1070 |
s = consoles[index]; |
1071 |
if (s) {
|
1072 |
DisplayState *ds = s->ds; |
1073 |
active_console = s; |
1074 |
if (ds_get_bits_per_pixel(s->ds)) {
|
1075 |
ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height); |
1076 |
} else {
|
1077 |
s->ds->surface->width = s->width; |
1078 |
s->ds->surface->height = s->height; |
1079 |
} |
1080 |
dpy_resize(s->ds); |
1081 |
vga_hw_invalidate(); |
1082 |
} |
1083 |
} |
1084 |
|
1085 |
static int console_puts(CharDriverState *chr, const uint8_t *buf, int len) |
1086 |
{ |
1087 |
TextConsole *s = chr->opaque; |
1088 |
int i;
|
1089 |
|
1090 |
s->update_x0 = s->width * FONT_WIDTH; |
1091 |
s->update_y0 = s->height * FONT_HEIGHT; |
1092 |
s->update_x1 = 0;
|
1093 |
s->update_y1 = 0;
|
1094 |
console_show_cursor(s, 0);
|
1095 |
for(i = 0; i < len; i++) { |
1096 |
console_putchar(s, buf[i]); |
1097 |
} |
1098 |
console_show_cursor(s, 1);
|
1099 |
if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
|
1100 |
dpy_update(s->ds, s->update_x0, s->update_y0, |
1101 |
s->update_x1 - s->update_x0, |
1102 |
s->update_y1 - s->update_y0); |
1103 |
} |
1104 |
return len;
|
1105 |
} |
1106 |
|
1107 |
static void kbd_send_chars(void *opaque) |
1108 |
{ |
1109 |
TextConsole *s = opaque; |
1110 |
int len;
|
1111 |
uint8_t buf[16];
|
1112 |
|
1113 |
len = qemu_chr_be_can_write(s->chr); |
1114 |
if (len > s->out_fifo.count)
|
1115 |
len = s->out_fifo.count; |
1116 |
if (len > 0) { |
1117 |
if (len > sizeof(buf)) |
1118 |
len = sizeof(buf);
|
1119 |
qemu_fifo_read(&s->out_fifo, buf, len); |
1120 |
qemu_chr_be_write(s->chr, buf, len); |
1121 |
} |
1122 |
/* characters are pending: we send them a bit later (XXX:
|
1123 |
horrible, should change char device API) */
|
1124 |
if (s->out_fifo.count > 0) { |
1125 |
qemu_mod_timer(s->kbd_timer, qemu_get_clock_ms(rt_clock) + 1);
|
1126 |
} |
1127 |
} |
1128 |
|
1129 |
/* called when an ascii key is pressed */
|
1130 |
void kbd_put_keysym(int keysym) |
1131 |
{ |
1132 |
TextConsole *s; |
1133 |
uint8_t buf[16], *q;
|
1134 |
int c;
|
1135 |
|
1136 |
s = active_console; |
1137 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
1138 |
return;
|
1139 |
|
1140 |
switch(keysym) {
|
1141 |
case QEMU_KEY_CTRL_UP:
|
1142 |
console_scroll(-1);
|
1143 |
break;
|
1144 |
case QEMU_KEY_CTRL_DOWN:
|
1145 |
console_scroll(1);
|
1146 |
break;
|
1147 |
case QEMU_KEY_CTRL_PAGEUP:
|
1148 |
console_scroll(-10);
|
1149 |
break;
|
1150 |
case QEMU_KEY_CTRL_PAGEDOWN:
|
1151 |
console_scroll(10);
|
1152 |
break;
|
1153 |
default:
|
1154 |
/* convert the QEMU keysym to VT100 key string */
|
1155 |
q = buf; |
1156 |
if (keysym >= 0xe100 && keysym <= 0xe11f) { |
1157 |
*q++ = '\033';
|
1158 |
*q++ = '[';
|
1159 |
c = keysym - 0xe100;
|
1160 |
if (c >= 10) |
1161 |
*q++ = '0' + (c / 10); |
1162 |
*q++ = '0' + (c % 10); |
1163 |
*q++ = '~';
|
1164 |
} else if (keysym >= 0xe120 && keysym <= 0xe17f) { |
1165 |
*q++ = '\033';
|
1166 |
*q++ = '[';
|
1167 |
*q++ = keysym & 0xff;
|
1168 |
} else if (s->echo && (keysym == '\r' || keysym == '\n')) { |
1169 |
console_puts(s->chr, (const uint8_t *) "\r", 1); |
1170 |
*q++ = '\n';
|
1171 |
} else {
|
1172 |
*q++ = keysym; |
1173 |
} |
1174 |
if (s->echo) {
|
1175 |
console_puts(s->chr, buf, q - buf); |
1176 |
} |
1177 |
if (s->chr->chr_read) {
|
1178 |
qemu_fifo_write(&s->out_fifo, buf, q - buf); |
1179 |
kbd_send_chars(s); |
1180 |
} |
1181 |
break;
|
1182 |
} |
1183 |
} |
1184 |
|
1185 |
static void text_console_invalidate(void *opaque) |
1186 |
{ |
1187 |
TextConsole *s = (TextConsole *) opaque; |
1188 |
if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
|
1189 |
s->g_width = ds_get_width(s->ds); |
1190 |
s->g_height = ds_get_height(s->ds); |
1191 |
text_console_resize(s); |
1192 |
} |
1193 |
console_refresh(s); |
1194 |
} |
1195 |
|
1196 |
static void text_console_update(void *opaque, console_ch_t *chardata) |
1197 |
{ |
1198 |
TextConsole *s = (TextConsole *) opaque; |
1199 |
int i, j, src;
|
1200 |
|
1201 |
if (s->text_x[0] <= s->text_x[1]) { |
1202 |
src = (s->y_base + s->text_y[0]) * s->width;
|
1203 |
chardata += s->text_y[0] * s->width;
|
1204 |
for (i = s->text_y[0]; i <= s->text_y[1]; i ++) |
1205 |
for (j = 0; j < s->width; j ++, src ++) |
1206 |
console_write_ch(chardata ++, s->cells[src].ch | |
1207 |
(s->cells[src].t_attrib.fgcol << 12) |
|
1208 |
(s->cells[src].t_attrib.bgcol << 8) |
|
1209 |
(s->cells[src].t_attrib.bold << 21));
|
1210 |
dpy_update(s->ds, s->text_x[0], s->text_y[0], |
1211 |
s->text_x[1] - s->text_x[0], i - s->text_y[0]); |
1212 |
s->text_x[0] = s->width;
|
1213 |
s->text_y[0] = s->height;
|
1214 |
s->text_x[1] = 0; |
1215 |
s->text_y[1] = 0; |
1216 |
} |
1217 |
if (s->cursor_invalidate) {
|
1218 |
dpy_cursor(s->ds, s->x, s->y); |
1219 |
s->cursor_invalidate = 0;
|
1220 |
} |
1221 |
} |
1222 |
|
1223 |
static TextConsole *get_graphic_console(DisplayState *ds)
|
1224 |
{ |
1225 |
int i;
|
1226 |
TextConsole *s; |
1227 |
for (i = 0; i < nb_consoles; i++) { |
1228 |
s = consoles[i]; |
1229 |
if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
|
1230 |
return s;
|
1231 |
} |
1232 |
return NULL; |
1233 |
} |
1234 |
|
1235 |
static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
|
1236 |
{ |
1237 |
TextConsole *s; |
1238 |
int i;
|
1239 |
|
1240 |
if (nb_consoles >= MAX_CONSOLES)
|
1241 |
return NULL; |
1242 |
s = g_malloc0(sizeof(TextConsole));
|
1243 |
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
|
1244 |
(console_type == GRAPHIC_CONSOLE))) { |
1245 |
active_console = s; |
1246 |
} |
1247 |
s->ds = ds; |
1248 |
s->console_type = console_type; |
1249 |
if (console_type != GRAPHIC_CONSOLE) {
|
1250 |
consoles[nb_consoles++] = s; |
1251 |
} else {
|
1252 |
/* HACK: Put graphical consoles before text consoles. */
|
1253 |
for (i = nb_consoles; i > 0; i--) { |
1254 |
if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE) |
1255 |
break;
|
1256 |
consoles[i] = consoles[i - 1];
|
1257 |
} |
1258 |
consoles[i] = s; |
1259 |
nb_consoles++; |
1260 |
} |
1261 |
return s;
|
1262 |
} |
1263 |
|
1264 |
static DisplaySurface* defaultallocator_create_displaysurface(int width, int height) |
1265 |
{ |
1266 |
DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
|
1267 |
|
1268 |
int linesize = width * 4; |
1269 |
qemu_alloc_display(surface, width, height, linesize, |
1270 |
qemu_default_pixelformat(32), 0); |
1271 |
return surface;
|
1272 |
} |
1273 |
|
1274 |
static DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface,
|
1275 |
int width, int height) |
1276 |
{ |
1277 |
int linesize = width * 4; |
1278 |
qemu_alloc_display(surface, width, height, linesize, |
1279 |
qemu_default_pixelformat(32), 0); |
1280 |
return surface;
|
1281 |
} |
1282 |
|
1283 |
void qemu_alloc_display(DisplaySurface *surface, int width, int height, |
1284 |
int linesize, PixelFormat pf, int newflags) |
1285 |
{ |
1286 |
void *data;
|
1287 |
surface->width = width; |
1288 |
surface->height = height; |
1289 |
surface->linesize = linesize; |
1290 |
surface->pf = pf; |
1291 |
if (surface->flags & QEMU_ALLOCATED_FLAG) {
|
1292 |
data = g_realloc(surface->data, |
1293 |
surface->linesize * surface->height); |
1294 |
} else {
|
1295 |
data = g_malloc(surface->linesize * surface->height); |
1296 |
} |
1297 |
surface->data = (uint8_t *)data; |
1298 |
surface->flags = newflags | QEMU_ALLOCATED_FLAG; |
1299 |
#ifdef HOST_WORDS_BIGENDIAN
|
1300 |
surface->flags |= QEMU_BIG_ENDIAN_FLAG; |
1301 |
#endif
|
1302 |
} |
1303 |
|
1304 |
DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp, |
1305 |
int linesize, uint8_t *data)
|
1306 |
{ |
1307 |
DisplaySurface *surface = (DisplaySurface*) g_malloc0(sizeof(DisplaySurface));
|
1308 |
|
1309 |
surface->width = width; |
1310 |
surface->height = height; |
1311 |
surface->linesize = linesize; |
1312 |
surface->pf = qemu_default_pixelformat(bpp); |
1313 |
#ifdef HOST_WORDS_BIGENDIAN
|
1314 |
surface->flags = QEMU_BIG_ENDIAN_FLAG; |
1315 |
#endif
|
1316 |
surface->data = data; |
1317 |
|
1318 |
return surface;
|
1319 |
} |
1320 |
|
1321 |
static void defaultallocator_free_displaysurface(DisplaySurface *surface) |
1322 |
{ |
1323 |
if (surface == NULL) |
1324 |
return;
|
1325 |
if (surface->flags & QEMU_ALLOCATED_FLAG)
|
1326 |
g_free(surface->data); |
1327 |
g_free(surface); |
1328 |
} |
1329 |
|
1330 |
static struct DisplayAllocator default_allocator = { |
1331 |
defaultallocator_create_displaysurface, |
1332 |
defaultallocator_resize_displaysurface, |
1333 |
defaultallocator_free_displaysurface |
1334 |
}; |
1335 |
|
1336 |
static void dumb_display_init(void) |
1337 |
{ |
1338 |
DisplayState *ds = g_malloc0(sizeof(DisplayState));
|
1339 |
int width = 640; |
1340 |
int height = 480; |
1341 |
|
1342 |
ds->allocator = &default_allocator; |
1343 |
if (is_fixedsize_console()) {
|
1344 |
width = active_console->g_width; |
1345 |
height = active_console->g_height; |
1346 |
} |
1347 |
ds->surface = qemu_create_displaysurface(ds, width, height); |
1348 |
register_displaystate(ds); |
1349 |
} |
1350 |
|
1351 |
/***********************************************************/
|
1352 |
/* register display */
|
1353 |
|
1354 |
void register_displaystate(DisplayState *ds)
|
1355 |
{ |
1356 |
DisplayState **s; |
1357 |
s = &display_state; |
1358 |
while (*s != NULL) |
1359 |
s = &(*s)->next; |
1360 |
ds->next = NULL;
|
1361 |
*s = ds; |
1362 |
} |
1363 |
|
1364 |
DisplayState *get_displaystate(void)
|
1365 |
{ |
1366 |
if (!display_state) {
|
1367 |
dumb_display_init (); |
1368 |
} |
1369 |
return display_state;
|
1370 |
} |
1371 |
|
1372 |
DisplayAllocator *register_displayallocator(DisplayState *ds, DisplayAllocator *da) |
1373 |
{ |
1374 |
if(ds->allocator == &default_allocator) {
|
1375 |
DisplaySurface *surf; |
1376 |
surf = da->create_displaysurface(ds_get_width(ds), ds_get_height(ds)); |
1377 |
defaultallocator_free_displaysurface(ds->surface); |
1378 |
ds->surface = surf; |
1379 |
ds->allocator = da; |
1380 |
} |
1381 |
return ds->allocator;
|
1382 |
} |
1383 |
|
1384 |
DisplayState *graphic_console_init(vga_hw_update_ptr update, |
1385 |
vga_hw_invalidate_ptr invalidate, |
1386 |
vga_hw_screen_dump_ptr screen_dump, |
1387 |
vga_hw_text_update_ptr text_update, |
1388 |
void *opaque)
|
1389 |
{ |
1390 |
TextConsole *s; |
1391 |
DisplayState *ds; |
1392 |
|
1393 |
ds = (DisplayState *) g_malloc0(sizeof(DisplayState));
|
1394 |
ds->allocator = &default_allocator; |
1395 |
ds->surface = qemu_create_displaysurface(ds, 640, 480); |
1396 |
|
1397 |
s = new_console(ds, GRAPHIC_CONSOLE); |
1398 |
if (s == NULL) { |
1399 |
qemu_free_displaysurface(ds); |
1400 |
g_free(ds); |
1401 |
return NULL; |
1402 |
} |
1403 |
s->hw_update = update; |
1404 |
s->hw_invalidate = invalidate; |
1405 |
s->hw_screen_dump = screen_dump; |
1406 |
s->hw_text_update = text_update; |
1407 |
s->hw = opaque; |
1408 |
|
1409 |
register_displaystate(ds); |
1410 |
return ds;
|
1411 |
} |
1412 |
|
1413 |
int is_graphic_console(void) |
1414 |
{ |
1415 |
return active_console && active_console->console_type == GRAPHIC_CONSOLE;
|
1416 |
} |
1417 |
|
1418 |
int is_fixedsize_console(void) |
1419 |
{ |
1420 |
return active_console && active_console->console_type != TEXT_CONSOLE;
|
1421 |
} |
1422 |
|
1423 |
void console_color_init(DisplayState *ds)
|
1424 |
{ |
1425 |
int i, j;
|
1426 |
for (j = 0; j < 2; j++) { |
1427 |
for (i = 0; i < 8; i++) { |
1428 |
color_table[j][i] = col_expand(ds, |
1429 |
vga_get_color(ds, color_table_rgb[j][i])); |
1430 |
} |
1431 |
} |
1432 |
} |
1433 |
|
1434 |
static int n_text_consoles; |
1435 |
static CharDriverState *text_consoles[128]; |
1436 |
|
1437 |
static void text_console_set_echo(CharDriverState *chr, bool echo) |
1438 |
{ |
1439 |
TextConsole *s = chr->opaque; |
1440 |
|
1441 |
s->echo = echo; |
1442 |
} |
1443 |
|
1444 |
static void text_console_do_init(CharDriverState *chr, DisplayState *ds) |
1445 |
{ |
1446 |
TextConsole *s; |
1447 |
static int color_inited; |
1448 |
|
1449 |
s = chr->opaque; |
1450 |
|
1451 |
chr->chr_write = console_puts; |
1452 |
|
1453 |
s->out_fifo.buf = s->out_fifo_buf; |
1454 |
s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
|
1455 |
s->kbd_timer = qemu_new_timer_ms(rt_clock, kbd_send_chars, s); |
1456 |
s->ds = ds; |
1457 |
|
1458 |
if (!color_inited) {
|
1459 |
color_inited = 1;
|
1460 |
console_color_init(s->ds); |
1461 |
} |
1462 |
s->y_displayed = 0;
|
1463 |
s->y_base = 0;
|
1464 |
s->total_height = DEFAULT_BACKSCROLL; |
1465 |
s->x = 0;
|
1466 |
s->y = 0;
|
1467 |
if (s->console_type == TEXT_CONSOLE) {
|
1468 |
s->g_width = ds_get_width(s->ds); |
1469 |
s->g_height = ds_get_height(s->ds); |
1470 |
} |
1471 |
|
1472 |
s->hw_invalidate = text_console_invalidate; |
1473 |
s->hw_text_update = text_console_update; |
1474 |
s->hw = s; |
1475 |
|
1476 |
/* Set text attribute defaults */
|
1477 |
s->t_attrib_default.bold = 0;
|
1478 |
s->t_attrib_default.uline = 0;
|
1479 |
s->t_attrib_default.blink = 0;
|
1480 |
s->t_attrib_default.invers = 0;
|
1481 |
s->t_attrib_default.unvisible = 0;
|
1482 |
s->t_attrib_default.fgcol = COLOR_WHITE; |
1483 |
s->t_attrib_default.bgcol = COLOR_BLACK; |
1484 |
/* set current text attributes to default */
|
1485 |
s->t_attrib = s->t_attrib_default; |
1486 |
text_console_resize(s); |
1487 |
|
1488 |
if (chr->label) {
|
1489 |
char msg[128]; |
1490 |
int len;
|
1491 |
|
1492 |
s->t_attrib.bgcol = COLOR_BLUE; |
1493 |
len = snprintf(msg, sizeof(msg), "%s console\r\n", chr->label); |
1494 |
console_puts(chr, (uint8_t*)msg, len); |
1495 |
s->t_attrib = s->t_attrib_default; |
1496 |
} |
1497 |
|
1498 |
qemu_chr_generic_open(chr); |
1499 |
if (chr->init)
|
1500 |
chr->init(chr); |
1501 |
} |
1502 |
|
1503 |
int text_console_init(QemuOpts *opts, CharDriverState **_chr)
|
1504 |
{ |
1505 |
CharDriverState *chr; |
1506 |
TextConsole *s; |
1507 |
unsigned width;
|
1508 |
unsigned height;
|
1509 |
|
1510 |
chr = g_malloc0(sizeof(CharDriverState));
|
1511 |
|
1512 |
if (n_text_consoles == 128) { |
1513 |
fprintf(stderr, "Too many text consoles\n");
|
1514 |
exit(1);
|
1515 |
} |
1516 |
text_consoles[n_text_consoles] = chr; |
1517 |
n_text_consoles++; |
1518 |
|
1519 |
width = qemu_opt_get_number(opts, "width", 0); |
1520 |
if (width == 0) |
1521 |
width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH; |
1522 |
|
1523 |
height = qemu_opt_get_number(opts, "height", 0); |
1524 |
if (height == 0) |
1525 |
height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT; |
1526 |
|
1527 |
if (width == 0 || height == 0) { |
1528 |
s = new_console(NULL, TEXT_CONSOLE);
|
1529 |
} else {
|
1530 |
s = new_console(NULL, TEXT_CONSOLE_FIXED_SIZE);
|
1531 |
} |
1532 |
|
1533 |
if (!s) {
|
1534 |
free(chr); |
1535 |
return -EBUSY;
|
1536 |
} |
1537 |
|
1538 |
s->chr = chr; |
1539 |
s->g_width = width; |
1540 |
s->g_height = height; |
1541 |
chr->opaque = s; |
1542 |
chr->chr_set_echo = text_console_set_echo; |
1543 |
|
1544 |
*_chr = chr; |
1545 |
return 0; |
1546 |
} |
1547 |
|
1548 |
void text_consoles_set_display(DisplayState *ds)
|
1549 |
{ |
1550 |
int i;
|
1551 |
|
1552 |
for (i = 0; i < n_text_consoles; i++) { |
1553 |
text_console_do_init(text_consoles[i], ds); |
1554 |
} |
1555 |
|
1556 |
n_text_consoles = 0;
|
1557 |
} |
1558 |
|
1559 |
void qemu_console_resize(DisplayState *ds, int width, int height) |
1560 |
{ |
1561 |
TextConsole *s = get_graphic_console(ds); |
1562 |
if (!s) return; |
1563 |
|
1564 |
s->g_width = width; |
1565 |
s->g_height = height; |
1566 |
if (is_graphic_console()) {
|
1567 |
ds->surface = qemu_resize_displaysurface(ds, width, height); |
1568 |
dpy_resize(ds); |
1569 |
} |
1570 |
} |
1571 |
|
1572 |
void qemu_console_copy(DisplayState *ds, int src_x, int src_y, |
1573 |
int dst_x, int dst_y, int w, int h) |
1574 |
{ |
1575 |
if (is_graphic_console()) {
|
1576 |
dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h); |
1577 |
} |
1578 |
} |
1579 |
|
1580 |
PixelFormat qemu_different_endianness_pixelformat(int bpp)
|
1581 |
{ |
1582 |
PixelFormat pf; |
1583 |
|
1584 |
memset(&pf, 0x00, sizeof(PixelFormat)); |
1585 |
|
1586 |
pf.bits_per_pixel = bpp; |
1587 |
pf.bytes_per_pixel = bpp / 8;
|
1588 |
pf.depth = bpp == 32 ? 24 : bpp; |
1589 |
|
1590 |
switch (bpp) {
|
1591 |
case 24: |
1592 |
pf.rmask = 0x000000FF;
|
1593 |
pf.gmask = 0x0000FF00;
|
1594 |
pf.bmask = 0x00FF0000;
|
1595 |
pf.rmax = 255;
|
1596 |
pf.gmax = 255;
|
1597 |
pf.bmax = 255;
|
1598 |
pf.rshift = 0;
|
1599 |
pf.gshift = 8;
|
1600 |
pf.bshift = 16;
|
1601 |
pf.rbits = 8;
|
1602 |
pf.gbits = 8;
|
1603 |
pf.bbits = 8;
|
1604 |
break;
|
1605 |
case 32: |
1606 |
pf.rmask = 0x0000FF00;
|
1607 |
pf.gmask = 0x00FF0000;
|
1608 |
pf.bmask = 0xFF000000;
|
1609 |
pf.amask = 0x00000000;
|
1610 |
pf.amax = 255;
|
1611 |
pf.rmax = 255;
|
1612 |
pf.gmax = 255;
|
1613 |
pf.bmax = 255;
|
1614 |
pf.ashift = 0;
|
1615 |
pf.rshift = 8;
|
1616 |
pf.gshift = 16;
|
1617 |
pf.bshift = 24;
|
1618 |
pf.rbits = 8;
|
1619 |
pf.gbits = 8;
|
1620 |
pf.bbits = 8;
|
1621 |
pf.abits = 8;
|
1622 |
break;
|
1623 |
default:
|
1624 |
break;
|
1625 |
} |
1626 |
return pf;
|
1627 |
} |
1628 |
|
1629 |
PixelFormat qemu_default_pixelformat(int bpp)
|
1630 |
{ |
1631 |
PixelFormat pf; |
1632 |
|
1633 |
memset(&pf, 0x00, sizeof(PixelFormat)); |
1634 |
|
1635 |
pf.bits_per_pixel = bpp; |
1636 |
pf.bytes_per_pixel = bpp / 8;
|
1637 |
pf.depth = bpp == 32 ? 24 : bpp; |
1638 |
|
1639 |
switch (bpp) {
|
1640 |
case 15: |
1641 |
pf.bits_per_pixel = 16;
|
1642 |
pf.bytes_per_pixel = 2;
|
1643 |
pf.rmask = 0x00007c00;
|
1644 |
pf.gmask = 0x000003E0;
|
1645 |
pf.bmask = 0x0000001F;
|
1646 |
pf.rmax = 31;
|
1647 |
pf.gmax = 31;
|
1648 |
pf.bmax = 31;
|
1649 |
pf.rshift = 10;
|
1650 |
pf.gshift = 5;
|
1651 |
pf.bshift = 0;
|
1652 |
pf.rbits = 5;
|
1653 |
pf.gbits = 5;
|
1654 |
pf.bbits = 5;
|
1655 |
break;
|
1656 |
case 16: |
1657 |
pf.rmask = 0x0000F800;
|
1658 |
pf.gmask = 0x000007E0;
|
1659 |
pf.bmask = 0x0000001F;
|
1660 |
pf.rmax = 31;
|
1661 |
pf.gmax = 63;
|
1662 |
pf.bmax = 31;
|
1663 |
pf.rshift = 11;
|
1664 |
pf.gshift = 5;
|
1665 |
pf.bshift = 0;
|
1666 |
pf.rbits = 5;
|
1667 |
pf.gbits = 6;
|
1668 |
pf.bbits = 5;
|
1669 |
break;
|
1670 |
case 24: |
1671 |
pf.rmask = 0x00FF0000;
|
1672 |
pf.gmask = 0x0000FF00;
|
1673 |
pf.bmask = 0x000000FF;
|
1674 |
pf.rmax = 255;
|
1675 |
pf.gmax = 255;
|
1676 |
pf.bmax = 255;
|
1677 |
pf.rshift = 16;
|
1678 |
pf.gshift = 8;
|
1679 |
pf.bshift = 0;
|
1680 |
pf.rbits = 8;
|
1681 |
pf.gbits = 8;
|
1682 |
pf.bbits = 8;
|
1683 |
case 32: |
1684 |
pf.rmask = 0x00FF0000;
|
1685 |
pf.gmask = 0x0000FF00;
|
1686 |
pf.bmask = 0x000000FF;
|
1687 |
pf.amax = 255;
|
1688 |
pf.rmax = 255;
|
1689 |
pf.gmax = 255;
|
1690 |
pf.bmax = 255;
|
1691 |
pf.ashift = 24;
|
1692 |
pf.rshift = 16;
|
1693 |
pf.gshift = 8;
|
1694 |
pf.bshift = 0;
|
1695 |
pf.rbits = 8;
|
1696 |
pf.gbits = 8;
|
1697 |
pf.bbits = 8;
|
1698 |
pf.abits = 8;
|
1699 |
break;
|
1700 |
default:
|
1701 |
break;
|
1702 |
} |
1703 |
return pf;
|
1704 |
} |