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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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//#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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|
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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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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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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 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 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->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]->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; |
277 |
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); |
281 |
} |
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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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/***********************************************************/
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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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}; |
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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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}; |
341 |
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static uint32_t color_table[2][8]; |
343 |
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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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}; |
354 |
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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 */ |
358 |
QEMU_RGB(0xaa, 0x00, 0x00), /* red */ |
359 |
QEMU_RGB(0x00, 0xaa, 0x00), /* green */ |
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QEMU_RGB(0xaa, 0xaa, 0x00), /* yellow */ |
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QEMU_RGB(0x00, 0x00, 0xaa), /* blue */ |
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QEMU_RGB(0xaa, 0x00, 0xaa), /* magenta */ |
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QEMU_RGB(0x00, 0xaa, 0xaa), /* cyan */ |
364 |
QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ |
365 |
}, |
366 |
{ /* bright */
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QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
368 |
QEMU_RGB(0xff, 0x00, 0x00), /* red */ |
369 |
QEMU_RGB(0x00, 0xff, 0x00), /* green */ |
370 |
QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ |
371 |
QEMU_RGB(0x00, 0x00, 0xff), /* blue */ |
372 |
QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ |
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QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ |
374 |
QEMU_RGB(0xff, 0xff, 0xff), /* white */ |
375 |
} |
376 |
}; |
377 |
|
378 |
static inline unsigned int col_expand(DisplayState *ds, unsigned int col) |
379 |
{ |
380 |
switch(ds_get_bits_per_pixel(ds)) {
|
381 |
case 8: |
382 |
col |= col << 8;
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383 |
col |= col << 16;
|
384 |
break;
|
385 |
case 15: |
386 |
case 16: |
387 |
col |= col << 16;
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388 |
break;
|
389 |
default:
|
390 |
break;
|
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} |
392 |
|
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return col;
|
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} |
395 |
#ifdef DEBUG_CONSOLE
|
396 |
static void console_print_text_attributes(TextAttributes *t_attrib, char ch) |
397 |
{ |
398 |
if (t_attrib->bold) {
|
399 |
printf("b");
|
400 |
} else {
|
401 |
printf(" ");
|
402 |
} |
403 |
if (t_attrib->uline) {
|
404 |
printf("u");
|
405 |
} else {
|
406 |
printf(" ");
|
407 |
} |
408 |
if (t_attrib->blink) {
|
409 |
printf("l");
|
410 |
} else {
|
411 |
printf(" ");
|
412 |
} |
413 |
if (t_attrib->invers) {
|
414 |
printf("i");
|
415 |
} else {
|
416 |
printf(" ");
|
417 |
} |
418 |
if (t_attrib->unvisible) {
|
419 |
printf("n");
|
420 |
} else {
|
421 |
printf(" ");
|
422 |
} |
423 |
|
424 |
printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
|
425 |
} |
426 |
#endif
|
427 |
|
428 |
static void vga_putcharxy(DisplayState *ds, int x, int y, int ch, |
429 |
TextAttributes *t_attrib) |
430 |
{ |
431 |
uint8_t *d; |
432 |
const uint8_t *font_ptr;
|
433 |
unsigned int font_data, linesize, xorcol, bpp; |
434 |
int i;
|
435 |
unsigned int fgcol, bgcol; |
436 |
|
437 |
#ifdef DEBUG_CONSOLE
|
438 |
printf("x: %2i y: %2i", x, y);
|
439 |
console_print_text_attributes(t_attrib, ch); |
440 |
#endif
|
441 |
|
442 |
if (t_attrib->invers) {
|
443 |
bgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
444 |
fgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
445 |
} else {
|
446 |
fgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
447 |
bgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
448 |
} |
449 |
|
450 |
bpp = (ds_get_bits_per_pixel(ds) + 7) >> 3; |
451 |
d = ds_get_data(ds) + |
452 |
ds_get_linesize(ds) * y * FONT_HEIGHT + bpp * x * FONT_WIDTH; |
453 |
linesize = ds_get_linesize(ds); |
454 |
font_ptr = vgafont16 + FONT_HEIGHT * ch; |
455 |
xorcol = bgcol ^ fgcol; |
456 |
switch(ds_get_bits_per_pixel(ds)) {
|
457 |
case 8: |
458 |
for(i = 0; i < FONT_HEIGHT; i++) { |
459 |
font_data = *font_ptr++; |
460 |
if (t_attrib->uline
|
461 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
462 |
font_data = 0xFFFF;
|
463 |
} |
464 |
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
465 |
((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
466 |
d += linesize; |
467 |
} |
468 |
break;
|
469 |
case 16: |
470 |
case 15: |
471 |
for(i = 0; i < FONT_HEIGHT; i++) { |
472 |
font_data = *font_ptr++; |
473 |
if (t_attrib->uline
|
474 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
475 |
font_data = 0xFFFF;
|
476 |
} |
477 |
((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
478 |
((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
479 |
((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
480 |
((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
481 |
d += linesize; |
482 |
} |
483 |
break;
|
484 |
case 32: |
485 |
for(i = 0; i < FONT_HEIGHT; i++) { |
486 |
font_data = *font_ptr++; |
487 |
if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
488 |
font_data = 0xFFFF;
|
489 |
} |
490 |
((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
491 |
((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
492 |
((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
493 |
((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
494 |
((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
495 |
((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
496 |
((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
497 |
((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
498 |
d += linesize; |
499 |
} |
500 |
break;
|
501 |
} |
502 |
} |
503 |
|
504 |
static void text_console_resize(TextConsole *s) |
505 |
{ |
506 |
TextCell *cells, *c, *c1; |
507 |
int w1, x, y, last_width;
|
508 |
|
509 |
last_width = s->width; |
510 |
s->width = s->g_width / FONT_WIDTH; |
511 |
s->height = s->g_height / FONT_HEIGHT; |
512 |
|
513 |
w1 = last_width; |
514 |
if (s->width < w1)
|
515 |
w1 = s->width; |
516 |
|
517 |
cells = qemu_malloc(s->width * s->total_height * sizeof(TextCell));
|
518 |
for(y = 0; y < s->total_height; y++) { |
519 |
c = &cells[y * s->width]; |
520 |
if (w1 > 0) { |
521 |
c1 = &s->cells[y * last_width]; |
522 |
for(x = 0; x < w1; x++) { |
523 |
*c++ = *c1++; |
524 |
} |
525 |
} |
526 |
for(x = w1; x < s->width; x++) {
|
527 |
c->ch = ' ';
|
528 |
c->t_attrib = s->t_attrib_default; |
529 |
c++; |
530 |
} |
531 |
} |
532 |
qemu_free(s->cells); |
533 |
s->cells = cells; |
534 |
} |
535 |
|
536 |
static inline void text_update_xy(TextConsole *s, int x, int y) |
537 |
{ |
538 |
s->text_x[0] = MIN(s->text_x[0], x); |
539 |
s->text_x[1] = MAX(s->text_x[1], x); |
540 |
s->text_y[0] = MIN(s->text_y[0], y); |
541 |
s->text_y[1] = MAX(s->text_y[1], y); |
542 |
} |
543 |
|
544 |
static void invalidate_xy(TextConsole *s, int x, int y) |
545 |
{ |
546 |
if (s->update_x0 > x * FONT_WIDTH)
|
547 |
s->update_x0 = x * FONT_WIDTH; |
548 |
if (s->update_y0 > y * FONT_HEIGHT)
|
549 |
s->update_y0 = y * FONT_HEIGHT; |
550 |
if (s->update_x1 < (x + 1) * FONT_WIDTH) |
551 |
s->update_x1 = (x + 1) * FONT_WIDTH;
|
552 |
if (s->update_y1 < (y + 1) * FONT_HEIGHT) |
553 |
s->update_y1 = (y + 1) * FONT_HEIGHT;
|
554 |
} |
555 |
|
556 |
static void update_xy(TextConsole *s, int x, int y) |
557 |
{ |
558 |
TextCell *c; |
559 |
int y1, y2;
|
560 |
|
561 |
if (s == active_console) {
|
562 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
563 |
text_update_xy(s, x, y); |
564 |
return;
|
565 |
} |
566 |
|
567 |
y1 = (s->y_base + y) % s->total_height; |
568 |
y2 = y1 - s->y_displayed; |
569 |
if (y2 < 0) |
570 |
y2 += s->total_height; |
571 |
if (y2 < s->height) {
|
572 |
c = &s->cells[y1 * s->width + x]; |
573 |
vga_putcharxy(s->ds, x, y2, c->ch, |
574 |
&(c->t_attrib)); |
575 |
invalidate_xy(s, x, y2); |
576 |
} |
577 |
} |
578 |
} |
579 |
|
580 |
static void console_show_cursor(TextConsole *s, int show) |
581 |
{ |
582 |
TextCell *c; |
583 |
int y, y1;
|
584 |
|
585 |
if (s == active_console) {
|
586 |
int x = s->x;
|
587 |
|
588 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
589 |
s->cursor_invalidate = 1;
|
590 |
return;
|
591 |
} |
592 |
|
593 |
if (x >= s->width) {
|
594 |
x = s->width - 1;
|
595 |
} |
596 |
y1 = (s->y_base + s->y) % s->total_height; |
597 |
y = y1 - s->y_displayed; |
598 |
if (y < 0) |
599 |
y += s->total_height; |
600 |
if (y < s->height) {
|
601 |
c = &s->cells[y1 * s->width + x]; |
602 |
if (show) {
|
603 |
TextAttributes t_attrib = s->t_attrib_default; |
604 |
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
|
605 |
vga_putcharxy(s->ds, x, y, c->ch, &t_attrib); |
606 |
} else {
|
607 |
vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib)); |
608 |
} |
609 |
invalidate_xy(s, x, y); |
610 |
} |
611 |
} |
612 |
} |
613 |
|
614 |
static void console_refresh(TextConsole *s) |
615 |
{ |
616 |
TextCell *c; |
617 |
int x, y, y1;
|
618 |
|
619 |
if (s != active_console)
|
620 |
return;
|
621 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
622 |
s->text_x[0] = 0; |
623 |
s->text_y[0] = 0; |
624 |
s->text_x[1] = s->width - 1; |
625 |
s->text_y[1] = s->height - 1; |
626 |
s->cursor_invalidate = 1;
|
627 |
return;
|
628 |
} |
629 |
|
630 |
vga_fill_rect(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds), |
631 |
color_table[0][COLOR_BLACK]);
|
632 |
y1 = s->y_displayed; |
633 |
for(y = 0; y < s->height; y++) { |
634 |
c = s->cells + y1 * s->width; |
635 |
for(x = 0; x < s->width; x++) { |
636 |
vga_putcharxy(s->ds, x, y, c->ch, |
637 |
&(c->t_attrib)); |
638 |
c++; |
639 |
} |
640 |
if (++y1 == s->total_height)
|
641 |
y1 = 0;
|
642 |
} |
643 |
console_show_cursor(s, 1);
|
644 |
dpy_update(s->ds, 0, 0, ds_get_width(s->ds), ds_get_height(s->ds)); |
645 |
} |
646 |
|
647 |
static void console_scroll(int ydelta) |
648 |
{ |
649 |
TextConsole *s; |
650 |
int i, y1;
|
651 |
|
652 |
s = active_console; |
653 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
654 |
return;
|
655 |
|
656 |
if (ydelta > 0) { |
657 |
for(i = 0; i < ydelta; i++) { |
658 |
if (s->y_displayed == s->y_base)
|
659 |
break;
|
660 |
if (++s->y_displayed == s->total_height)
|
661 |
s->y_displayed = 0;
|
662 |
} |
663 |
} else {
|
664 |
ydelta = -ydelta; |
665 |
i = s->backscroll_height; |
666 |
if (i > s->total_height - s->height)
|
667 |
i = s->total_height - s->height; |
668 |
y1 = s->y_base - i; |
669 |
if (y1 < 0) |
670 |
y1 += s->total_height; |
671 |
for(i = 0; i < ydelta; i++) { |
672 |
if (s->y_displayed == y1)
|
673 |
break;
|
674 |
if (--s->y_displayed < 0) |
675 |
s->y_displayed = s->total_height - 1;
|
676 |
} |
677 |
} |
678 |
console_refresh(s); |
679 |
} |
680 |
|
681 |
static void console_put_lf(TextConsole *s) |
682 |
{ |
683 |
TextCell *c; |
684 |
int x, y1;
|
685 |
|
686 |
s->y++; |
687 |
if (s->y >= s->height) {
|
688 |
s->y = s->height - 1;
|
689 |
|
690 |
if (s->y_displayed == s->y_base) {
|
691 |
if (++s->y_displayed == s->total_height)
|
692 |
s->y_displayed = 0;
|
693 |
} |
694 |
if (++s->y_base == s->total_height)
|
695 |
s->y_base = 0;
|
696 |
if (s->backscroll_height < s->total_height)
|
697 |
s->backscroll_height++; |
698 |
y1 = (s->y_base + s->height - 1) % s->total_height;
|
699 |
c = &s->cells[y1 * s->width]; |
700 |
for(x = 0; x < s->width; x++) { |
701 |
c->ch = ' ';
|
702 |
c->t_attrib = s->t_attrib_default; |
703 |
c++; |
704 |
} |
705 |
if (s == active_console && s->y_displayed == s->y_base) {
|
706 |
if (!ds_get_bits_per_pixel(s->ds)) {
|
707 |
s->text_x[0] = 0; |
708 |
s->text_y[0] = 0; |
709 |
s->text_x[1] = s->width - 1; |
710 |
s->text_y[1] = s->height - 1; |
711 |
return;
|
712 |
} |
713 |
|
714 |
vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0, |
715 |
s->width * FONT_WIDTH, |
716 |
(s->height - 1) * FONT_HEIGHT);
|
717 |
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT, |
718 |
s->width * FONT_WIDTH, FONT_HEIGHT, |
719 |
color_table[0][s->t_attrib_default.bgcol]);
|
720 |
s->update_x0 = 0;
|
721 |
s->update_y0 = 0;
|
722 |
s->update_x1 = s->width * FONT_WIDTH; |
723 |
s->update_y1 = s->height * FONT_HEIGHT; |
724 |
} |
725 |
} |
726 |
} |
727 |
|
728 |
/* Set console attributes depending on the current escape codes.
|
729 |
* NOTE: I know this code is not very efficient (checking every color for it
|
730 |
* self) but it is more readable and better maintainable.
|
731 |
*/
|
732 |
static void console_handle_escape(TextConsole *s) |
733 |
{ |
734 |
int i;
|
735 |
|
736 |
for (i=0; i<s->nb_esc_params; i++) { |
737 |
switch (s->esc_params[i]) {
|
738 |
case 0: /* reset all console attributes to default */ |
739 |
s->t_attrib = s->t_attrib_default; |
740 |
break;
|
741 |
case 1: |
742 |
s->t_attrib.bold = 1;
|
743 |
break;
|
744 |
case 4: |
745 |
s->t_attrib.uline = 1;
|
746 |
break;
|
747 |
case 5: |
748 |
s->t_attrib.blink = 1;
|
749 |
break;
|
750 |
case 7: |
751 |
s->t_attrib.invers = 1;
|
752 |
break;
|
753 |
case 8: |
754 |
s->t_attrib.unvisible = 1;
|
755 |
break;
|
756 |
case 22: |
757 |
s->t_attrib.bold = 0;
|
758 |
break;
|
759 |
case 24: |
760 |
s->t_attrib.uline = 0;
|
761 |
break;
|
762 |
case 25: |
763 |
s->t_attrib.blink = 0;
|
764 |
break;
|
765 |
case 27: |
766 |
s->t_attrib.invers = 0;
|
767 |
break;
|
768 |
case 28: |
769 |
s->t_attrib.unvisible = 0;
|
770 |
break;
|
771 |
/* set foreground color */
|
772 |
case 30: |
773 |
s->t_attrib.fgcol=COLOR_BLACK; |
774 |
break;
|
775 |
case 31: |
776 |
s->t_attrib.fgcol=COLOR_RED; |
777 |
break;
|
778 |
case 32: |
779 |
s->t_attrib.fgcol=COLOR_GREEN; |
780 |
break;
|
781 |
case 33: |
782 |
s->t_attrib.fgcol=COLOR_YELLOW; |
783 |
break;
|
784 |
case 34: |
785 |
s->t_attrib.fgcol=COLOR_BLUE; |
786 |
break;
|
787 |
case 35: |
788 |
s->t_attrib.fgcol=COLOR_MAGENTA; |
789 |
break;
|
790 |
case 36: |
791 |
s->t_attrib.fgcol=COLOR_CYAN; |
792 |
break;
|
793 |
case 37: |
794 |
s->t_attrib.fgcol=COLOR_WHITE; |
795 |
break;
|
796 |
/* set background color */
|
797 |
case 40: |
798 |
s->t_attrib.bgcol=COLOR_BLACK; |
799 |
break;
|
800 |
case 41: |
801 |
s->t_attrib.bgcol=COLOR_RED; |
802 |
break;
|
803 |
case 42: |
804 |
s->t_attrib.bgcol=COLOR_GREEN; |
805 |
break;
|
806 |
case 43: |
807 |
s->t_attrib.bgcol=COLOR_YELLOW; |
808 |
break;
|
809 |
case 44: |
810 |
s->t_attrib.bgcol=COLOR_BLUE; |
811 |
break;
|
812 |
case 45: |
813 |
s->t_attrib.bgcol=COLOR_MAGENTA; |
814 |
break;
|
815 |
case 46: |
816 |
s->t_attrib.bgcol=COLOR_CYAN; |
817 |
break;
|
818 |
case 47: |
819 |
s->t_attrib.bgcol=COLOR_WHITE; |
820 |
break;
|
821 |
} |
822 |
} |
823 |
} |
824 |
|
825 |
static void console_clear_xy(TextConsole *s, int x, int y) |
826 |
{ |
827 |
int y1 = (s->y_base + y) % s->total_height;
|
828 |
TextCell *c = &s->cells[y1 * s->width + x]; |
829 |
c->ch = ' ';
|
830 |
c->t_attrib = s->t_attrib_default; |
831 |
c++; |
832 |
update_xy(s, x, y); |
833 |
} |
834 |
|
835 |
static void console_putchar(TextConsole *s, int ch) |
836 |
{ |
837 |
TextCell *c; |
838 |
int y1, i;
|
839 |
int x, y;
|
840 |
|
841 |
switch(s->state) {
|
842 |
case TTY_STATE_NORM:
|
843 |
switch(ch) {
|
844 |
case '\r': /* carriage return */ |
845 |
s->x = 0;
|
846 |
break;
|
847 |
case '\n': /* newline */ |
848 |
console_put_lf(s); |
849 |
break;
|
850 |
case '\b': /* backspace */ |
851 |
if (s->x > 0) |
852 |
s->x--; |
853 |
break;
|
854 |
case '\t': /* tabspace */ |
855 |
if (s->x + (8 - (s->x % 8)) > s->width) { |
856 |
s->x = 0;
|
857 |
console_put_lf(s); |
858 |
} else {
|
859 |
s->x = s->x + (8 - (s->x % 8)); |
860 |
} |
861 |
break;
|
862 |
case '\a': /* alert aka. bell */ |
863 |
/* TODO: has to be implemented */
|
864 |
break;
|
865 |
case 14: |
866 |
/* SI (shift in), character set 0 (ignored) */
|
867 |
break;
|
868 |
case 15: |
869 |
/* SO (shift out), character set 1 (ignored) */
|
870 |
break;
|
871 |
case 27: /* esc (introducing an escape sequence) */ |
872 |
s->state = TTY_STATE_ESC; |
873 |
break;
|
874 |
default:
|
875 |
if (s->x >= s->width) {
|
876 |
/* line wrap */
|
877 |
s->x = 0;
|
878 |
console_put_lf(s); |
879 |
} |
880 |
y1 = (s->y_base + s->y) % s->total_height; |
881 |
c = &s->cells[y1 * s->width + s->x]; |
882 |
c->ch = ch; |
883 |
c->t_attrib = s->t_attrib; |
884 |
update_xy(s, s->x, s->y); |
885 |
s->x++; |
886 |
break;
|
887 |
} |
888 |
break;
|
889 |
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ |
890 |
if (ch == '[') { |
891 |
for(i=0;i<MAX_ESC_PARAMS;i++) |
892 |
s->esc_params[i] = 0;
|
893 |
s->nb_esc_params = 0;
|
894 |
s->state = TTY_STATE_CSI; |
895 |
} else {
|
896 |
s->state = TTY_STATE_NORM; |
897 |
} |
898 |
break;
|
899 |
case TTY_STATE_CSI: /* handle escape sequence parameters */ |
900 |
if (ch >= '0' && ch <= '9') { |
901 |
if (s->nb_esc_params < MAX_ESC_PARAMS) {
|
902 |
s->esc_params[s->nb_esc_params] = |
903 |
s->esc_params[s->nb_esc_params] * 10 + ch - '0'; |
904 |
} |
905 |
} else {
|
906 |
s->nb_esc_params++; |
907 |
if (ch == ';') |
908 |
break;
|
909 |
#ifdef DEBUG_CONSOLE
|
910 |
fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
|
911 |
s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params); |
912 |
#endif
|
913 |
s->state = TTY_STATE_NORM; |
914 |
switch(ch) {
|
915 |
case 'A': |
916 |
/* move cursor up */
|
917 |
if (s->esc_params[0] == 0) { |
918 |
s->esc_params[0] = 1; |
919 |
} |
920 |
s->y -= s->esc_params[0];
|
921 |
if (s->y < 0) { |
922 |
s->y = 0;
|
923 |
} |
924 |
break;
|
925 |
case 'B': |
926 |
/* move cursor down */
|
927 |
if (s->esc_params[0] == 0) { |
928 |
s->esc_params[0] = 1; |
929 |
} |
930 |
s->y += s->esc_params[0];
|
931 |
if (s->y >= s->height) {
|
932 |
s->y = s->height - 1;
|
933 |
} |
934 |
break;
|
935 |
case 'C': |
936 |
/* move cursor right */
|
937 |
if (s->esc_params[0] == 0) { |
938 |
s->esc_params[0] = 1; |
939 |
} |
940 |
s->x += s->esc_params[0];
|
941 |
if (s->x >= s->width) {
|
942 |
s->x = s->width - 1;
|
943 |
} |
944 |
break;
|
945 |
case 'D': |
946 |
/* move cursor left */
|
947 |
if (s->esc_params[0] == 0) { |
948 |
s->esc_params[0] = 1; |
949 |
} |
950 |
s->x -= s->esc_params[0];
|
951 |
if (s->x < 0) { |
952 |
s->x = 0;
|
953 |
} |
954 |
break;
|
955 |
case 'G': |
956 |
/* move cursor to column */
|
957 |
s->x = s->esc_params[0] - 1; |
958 |
if (s->x < 0) { |
959 |
s->x = 0;
|
960 |
} |
961 |
break;
|
962 |
case 'f': |
963 |
case 'H': |
964 |
/* move cursor to row, column */
|
965 |
s->x = s->esc_params[1] - 1; |
966 |
if (s->x < 0) { |
967 |
s->x = 0;
|
968 |
} |
969 |
s->y = s->esc_params[0] - 1; |
970 |
if (s->y < 0) { |
971 |
s->y = 0;
|
972 |
} |
973 |
break;
|
974 |
case 'J': |
975 |
switch (s->esc_params[0]) { |
976 |
case 0: |
977 |
/* clear to end of screen */
|
978 |
for (y = s->y; y < s->height; y++) {
|
979 |
for (x = 0; x < s->width; x++) { |
980 |
if (y == s->y && x < s->x) {
|
981 |
continue;
|
982 |
} |
983 |
console_clear_xy(s, x, y); |
984 |
} |
985 |
} |
986 |
break;
|
987 |
case 1: |
988 |
/* clear from beginning of screen */
|
989 |
for (y = 0; y <= s->y; y++) { |
990 |
for (x = 0; x < s->width; x++) { |
991 |
if (y == s->y && x > s->x) {
|
992 |
break;
|
993 |
} |
994 |
console_clear_xy(s, x, y); |
995 |
} |
996 |
} |
997 |
break;
|
998 |
case 2: |
999 |
/* clear entire screen */
|
1000 |
for (y = 0; y <= s->height; y++) { |
1001 |
for (x = 0; x < s->width; x++) { |
1002 |
console_clear_xy(s, x, y); |
1003 |
} |
1004 |
} |
1005 |
break;
|
1006 |
} |
1007 |
case 'K': |
1008 |
switch (s->esc_params[0]) { |
1009 |
case 0: |
1010 |
/* clear to eol */
|
1011 |
for(x = s->x; x < s->width; x++) {
|
1012 |
console_clear_xy(s, x, s->y); |
1013 |
} |
1014 |
break;
|
1015 |
case 1: |
1016 |
/* clear from beginning of line */
|
1017 |
for (x = 0; x <= s->x; x++) { |
1018 |
console_clear_xy(s, x, s->y); |
1019 |
} |
1020 |
break;
|
1021 |
case 2: |
1022 |
/* clear entire line */
|
1023 |
for(x = 0; x < s->width; x++) { |
1024 |
console_clear_xy(s, x, s->y); |
1025 |
} |
1026 |
break;
|
1027 |
} |
1028 |
break;
|
1029 |
case 'm': |
1030 |
console_handle_escape(s); |
1031 |
break;
|
1032 |
case 'n': |
1033 |
/* report cursor position */
|
1034 |
/* TODO: send ESC[row;colR */
|
1035 |
break;
|
1036 |
case 's': |
1037 |
/* save cursor position */
|
1038 |
s->x_saved = s->x; |
1039 |
s->y_saved = s->y; |
1040 |
break;
|
1041 |
case 'u': |
1042 |
/* restore cursor position */
|
1043 |
s->x = s->x_saved; |
1044 |
s->y = s->y_saved; |
1045 |
break;
|
1046 |
default:
|
1047 |
#ifdef DEBUG_CONSOLE
|
1048 |
fprintf(stderr, "unhandled escape character '%c'\n", ch);
|
1049 |
#endif
|
1050 |
break;
|
1051 |
} |
1052 |
break;
|
1053 |
} |
1054 |
} |
1055 |
} |
1056 |
|
1057 |
void console_select(unsigned int index) |
1058 |
{ |
1059 |
TextConsole *s; |
1060 |
|
1061 |
if (index >= MAX_CONSOLES)
|
1062 |
return;
|
1063 |
active_console->g_width = ds_get_width(active_console->ds); |
1064 |
active_console->g_height = ds_get_height(active_console->ds); |
1065 |
s = consoles[index]; |
1066 |
if (s) {
|
1067 |
DisplayState *ds = s->ds; |
1068 |
active_console = s; |
1069 |
if (ds_get_bits_per_pixel(s->ds)) {
|
1070 |
ds->surface = qemu_resize_displaysurface(ds, s->g_width, s->g_height); |
1071 |
} else {
|
1072 |
s->ds->surface->width = s->width; |
1073 |
s->ds->surface->height = s->height; |
1074 |
} |
1075 |
dpy_resize(s->ds); |
1076 |
vga_hw_invalidate(); |
1077 |
} |
1078 |
} |
1079 |
|
1080 |
static int console_puts(CharDriverState *chr, const uint8_t *buf, int len) |
1081 |
{ |
1082 |
TextConsole *s = chr->opaque; |
1083 |
int i;
|
1084 |
|
1085 |
s->update_x0 = s->width * FONT_WIDTH; |
1086 |
s->update_y0 = s->height * FONT_HEIGHT; |
1087 |
s->update_x1 = 0;
|
1088 |
s->update_y1 = 0;
|
1089 |
console_show_cursor(s, 0);
|
1090 |
for(i = 0; i < len; i++) { |
1091 |
console_putchar(s, buf[i]); |
1092 |
} |
1093 |
console_show_cursor(s, 1);
|
1094 |
if (ds_get_bits_per_pixel(s->ds) && s->update_x0 < s->update_x1) {
|
1095 |
dpy_update(s->ds, s->update_x0, s->update_y0, |
1096 |
s->update_x1 - s->update_x0, |
1097 |
s->update_y1 - s->update_y0); |
1098 |
} |
1099 |
return len;
|
1100 |
} |
1101 |
|
1102 |
static void console_send_event(CharDriverState *chr, int event) |
1103 |
{ |
1104 |
TextConsole *s = chr->opaque; |
1105 |
int i;
|
1106 |
|
1107 |
if (event == CHR_EVENT_FOCUS) {
|
1108 |
for(i = 0; i < nb_consoles; i++) { |
1109 |
if (consoles[i] == s) {
|
1110 |
console_select(i); |
1111 |
break;
|
1112 |
} |
1113 |
} |
1114 |
} |
1115 |
} |
1116 |
|
1117 |
static void kbd_send_chars(void *opaque) |
1118 |
{ |
1119 |
TextConsole *s = opaque; |
1120 |
int len;
|
1121 |
uint8_t buf[16];
|
1122 |
|
1123 |
len = qemu_chr_can_read(s->chr); |
1124 |
if (len > s->out_fifo.count)
|
1125 |
len = s->out_fifo.count; |
1126 |
if (len > 0) { |
1127 |
if (len > sizeof(buf)) |
1128 |
len = sizeof(buf);
|
1129 |
qemu_fifo_read(&s->out_fifo, buf, len); |
1130 |
qemu_chr_read(s->chr, buf, len); |
1131 |
} |
1132 |
/* characters are pending: we send them a bit later (XXX:
|
1133 |
horrible, should change char device API) */
|
1134 |
if (s->out_fifo.count > 0) { |
1135 |
qemu_mod_timer(s->kbd_timer, qemu_get_clock(rt_clock) + 1);
|
1136 |
} |
1137 |
} |
1138 |
|
1139 |
/* called when an ascii key is pressed */
|
1140 |
void kbd_put_keysym(int keysym) |
1141 |
{ |
1142 |
TextConsole *s; |
1143 |
uint8_t buf[16], *q;
|
1144 |
int c;
|
1145 |
|
1146 |
s = active_console; |
1147 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
1148 |
return;
|
1149 |
|
1150 |
switch(keysym) {
|
1151 |
case QEMU_KEY_CTRL_UP:
|
1152 |
console_scroll(-1);
|
1153 |
break;
|
1154 |
case QEMU_KEY_CTRL_DOWN:
|
1155 |
console_scroll(1);
|
1156 |
break;
|
1157 |
case QEMU_KEY_CTRL_PAGEUP:
|
1158 |
console_scroll(-10);
|
1159 |
break;
|
1160 |
case QEMU_KEY_CTRL_PAGEDOWN:
|
1161 |
console_scroll(10);
|
1162 |
break;
|
1163 |
default:
|
1164 |
/* convert the QEMU keysym to VT100 key string */
|
1165 |
q = buf; |
1166 |
if (keysym >= 0xe100 && keysym <= 0xe11f) { |
1167 |
*q++ = '\033';
|
1168 |
*q++ = '[';
|
1169 |
c = keysym - 0xe100;
|
1170 |
if (c >= 10) |
1171 |
*q++ = '0' + (c / 10); |
1172 |
*q++ = '0' + (c % 10); |
1173 |
*q++ = '~';
|
1174 |
} else if (keysym >= 0xe120 && keysym <= 0xe17f) { |
1175 |
*q++ = '\033';
|
1176 |
*q++ = '[';
|
1177 |
*q++ = keysym & 0xff;
|
1178 |
} else {
|
1179 |
*q++ = keysym; |
1180 |
} |
1181 |
if (s->chr->chr_read) {
|
1182 |
qemu_fifo_write(&s->out_fifo, buf, q - buf); |
1183 |
kbd_send_chars(s); |
1184 |
} |
1185 |
break;
|
1186 |
} |
1187 |
} |
1188 |
|
1189 |
static void text_console_invalidate(void *opaque) |
1190 |
{ |
1191 |
TextConsole *s = (TextConsole *) opaque; |
1192 |
if (!ds_get_bits_per_pixel(s->ds) && s->console_type == TEXT_CONSOLE) {
|
1193 |
s->g_width = ds_get_width(s->ds); |
1194 |
s->g_height = ds_get_height(s->ds); |
1195 |
text_console_resize(s); |
1196 |
} |
1197 |
console_refresh(s); |
1198 |
} |
1199 |
|
1200 |
static void text_console_update(void *opaque, console_ch_t *chardata) |
1201 |
{ |
1202 |
TextConsole *s = (TextConsole *) opaque; |
1203 |
int i, j, src;
|
1204 |
|
1205 |
if (s->text_x[0] <= s->text_x[1]) { |
1206 |
src = (s->y_base + s->text_y[0]) * s->width;
|
1207 |
chardata += s->text_y[0] * s->width;
|
1208 |
for (i = s->text_y[0]; i <= s->text_y[1]; i ++) |
1209 |
for (j = 0; j < s->width; j ++, src ++) |
1210 |
console_write_ch(chardata ++, s->cells[src].ch | |
1211 |
(s->cells[src].t_attrib.fgcol << 12) |
|
1212 |
(s->cells[src].t_attrib.bgcol << 8) |
|
1213 |
(s->cells[src].t_attrib.bold << 21));
|
1214 |
dpy_update(s->ds, s->text_x[0], s->text_y[0], |
1215 |
s->text_x[1] - s->text_x[0], i - s->text_y[0]); |
1216 |
s->text_x[0] = s->width;
|
1217 |
s->text_y[0] = s->height;
|
1218 |
s->text_x[1] = 0; |
1219 |
s->text_y[1] = 0; |
1220 |
} |
1221 |
if (s->cursor_invalidate) {
|
1222 |
dpy_cursor(s->ds, s->x, s->y); |
1223 |
s->cursor_invalidate = 0;
|
1224 |
} |
1225 |
} |
1226 |
|
1227 |
static TextConsole *get_graphic_console(DisplayState *ds)
|
1228 |
{ |
1229 |
int i;
|
1230 |
TextConsole *s; |
1231 |
for (i = 0; i < nb_consoles; i++) { |
1232 |
s = consoles[i]; |
1233 |
if (s->console_type == GRAPHIC_CONSOLE && s->ds == ds)
|
1234 |
return s;
|
1235 |
} |
1236 |
return NULL; |
1237 |
} |
1238 |
|
1239 |
static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
|
1240 |
{ |
1241 |
TextConsole *s; |
1242 |
int i;
|
1243 |
|
1244 |
if (nb_consoles >= MAX_CONSOLES)
|
1245 |
return NULL; |
1246 |
s = qemu_mallocz(sizeof(TextConsole));
|
1247 |
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
|
1248 |
(console_type == GRAPHIC_CONSOLE))) { |
1249 |
active_console = s; |
1250 |
} |
1251 |
s->ds = ds; |
1252 |
s->console_type = console_type; |
1253 |
if (console_type != GRAPHIC_CONSOLE) {
|
1254 |
consoles[nb_consoles++] = s; |
1255 |
} else {
|
1256 |
/* HACK: Put graphical consoles before text consoles. */
|
1257 |
for (i = nb_consoles; i > 0; i--) { |
1258 |
if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE) |
1259 |
break;
|
1260 |
consoles[i] = consoles[i - 1];
|
1261 |
} |
1262 |
consoles[i] = s; |
1263 |
nb_consoles++; |
1264 |
} |
1265 |
return s;
|
1266 |
} |
1267 |
|
1268 |
DisplayState *graphic_console_init(vga_hw_update_ptr update, |
1269 |
vga_hw_invalidate_ptr invalidate, |
1270 |
vga_hw_screen_dump_ptr screen_dump, |
1271 |
vga_hw_text_update_ptr text_update, |
1272 |
void *opaque)
|
1273 |
{ |
1274 |
TextConsole *s; |
1275 |
DisplayState *ds; |
1276 |
|
1277 |
ds = (DisplayState *) qemu_mallocz(sizeof(DisplayState));
|
1278 |
ds->allocator = &default_allocator; |
1279 |
ds->surface = qemu_create_displaysurface(ds, 640, 480); |
1280 |
|
1281 |
s = new_console(ds, GRAPHIC_CONSOLE); |
1282 |
if (s == NULL) { |
1283 |
qemu_free_displaysurface(ds); |
1284 |
qemu_free(ds); |
1285 |
return NULL; |
1286 |
} |
1287 |
s->hw_update = update; |
1288 |
s->hw_invalidate = invalidate; |
1289 |
s->hw_screen_dump = screen_dump; |
1290 |
s->hw_text_update = text_update; |
1291 |
s->hw = opaque; |
1292 |
|
1293 |
register_displaystate(ds); |
1294 |
return ds;
|
1295 |
} |
1296 |
|
1297 |
int is_graphic_console(void) |
1298 |
{ |
1299 |
return active_console && active_console->console_type == GRAPHIC_CONSOLE;
|
1300 |
} |
1301 |
|
1302 |
int is_fixedsize_console(void) |
1303 |
{ |
1304 |
return active_console && active_console->console_type != TEXT_CONSOLE;
|
1305 |
} |
1306 |
|
1307 |
void console_color_init(DisplayState *ds)
|
1308 |
{ |
1309 |
int i, j;
|
1310 |
for (j = 0; j < 2; j++) { |
1311 |
for (i = 0; i < 8; i++) { |
1312 |
color_table[j][i] = col_expand(ds, |
1313 |
vga_get_color(ds, color_table_rgb[j][i])); |
1314 |
} |
1315 |
} |
1316 |
} |
1317 |
|
1318 |
static int n_text_consoles; |
1319 |
static CharDriverState *text_consoles[128]; |
1320 |
static QemuOpts *text_console_opts[128]; |
1321 |
|
1322 |
static void text_console_do_init(CharDriverState *chr, DisplayState *ds, QemuOpts *opts) |
1323 |
{ |
1324 |
TextConsole *s; |
1325 |
unsigned width;
|
1326 |
unsigned height;
|
1327 |
static int color_inited; |
1328 |
|
1329 |
width = qemu_opt_get_number(opts, "width", 0); |
1330 |
if (width == 0) |
1331 |
width = qemu_opt_get_number(opts, "cols", 0) * FONT_WIDTH; |
1332 |
|
1333 |
height = qemu_opt_get_number(opts, "height", 0); |
1334 |
if (height == 0) |
1335 |
height = qemu_opt_get_number(opts, "rows", 0) * FONT_HEIGHT; |
1336 |
|
1337 |
if (width == 0 || height == 0) { |
1338 |
s = new_console(ds, TEXT_CONSOLE); |
1339 |
width = ds_get_width(s->ds); |
1340 |
height = ds_get_height(s->ds); |
1341 |
} else {
|
1342 |
s = new_console(ds, TEXT_CONSOLE_FIXED_SIZE); |
1343 |
} |
1344 |
|
1345 |
if (!s) {
|
1346 |
free(chr); |
1347 |
return;
|
1348 |
} |
1349 |
chr->opaque = s; |
1350 |
chr->chr_write = console_puts; |
1351 |
chr->chr_send_event = console_send_event; |
1352 |
|
1353 |
s->chr = chr; |
1354 |
s->out_fifo.buf = s->out_fifo_buf; |
1355 |
s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
|
1356 |
s->kbd_timer = qemu_new_timer(rt_clock, kbd_send_chars, s); |
1357 |
s->ds = ds; |
1358 |
|
1359 |
if (!color_inited) {
|
1360 |
color_inited = 1;
|
1361 |
console_color_init(s->ds); |
1362 |
} |
1363 |
s->y_displayed = 0;
|
1364 |
s->y_base = 0;
|
1365 |
s->total_height = DEFAULT_BACKSCROLL; |
1366 |
s->x = 0;
|
1367 |
s->y = 0;
|
1368 |
s->g_width = width; |
1369 |
s->g_height = height; |
1370 |
|
1371 |
s->hw_invalidate = text_console_invalidate; |
1372 |
s->hw_text_update = text_console_update; |
1373 |
s->hw = s; |
1374 |
|
1375 |
/* Set text attribute defaults */
|
1376 |
s->t_attrib_default.bold = 0;
|
1377 |
s->t_attrib_default.uline = 0;
|
1378 |
s->t_attrib_default.blink = 0;
|
1379 |
s->t_attrib_default.invers = 0;
|
1380 |
s->t_attrib_default.unvisible = 0;
|
1381 |
s->t_attrib_default.fgcol = COLOR_WHITE; |
1382 |
s->t_attrib_default.bgcol = COLOR_BLACK; |
1383 |
/* set current text attributes to default */
|
1384 |
s->t_attrib = s->t_attrib_default; |
1385 |
text_console_resize(s); |
1386 |
|
1387 |
qemu_chr_generic_open(chr); |
1388 |
if (chr->init)
|
1389 |
chr->init(chr); |
1390 |
} |
1391 |
|
1392 |
CharDriverState *text_console_init(QemuOpts *opts) |
1393 |
{ |
1394 |
CharDriverState *chr; |
1395 |
|
1396 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
1397 |
|
1398 |
if (n_text_consoles == 128) { |
1399 |
fprintf(stderr, "Too many text consoles\n");
|
1400 |
exit(1);
|
1401 |
} |
1402 |
text_consoles[n_text_consoles] = chr; |
1403 |
text_console_opts[n_text_consoles] = opts; |
1404 |
n_text_consoles++; |
1405 |
|
1406 |
return chr;
|
1407 |
} |
1408 |
|
1409 |
void text_consoles_set_display(DisplayState *ds)
|
1410 |
{ |
1411 |
int i;
|
1412 |
|
1413 |
for (i = 0; i < n_text_consoles; i++) { |
1414 |
text_console_do_init(text_consoles[i], ds, text_console_opts[i]); |
1415 |
qemu_opts_del(text_console_opts[i]); |
1416 |
text_console_opts[i] = NULL;
|
1417 |
} |
1418 |
|
1419 |
n_text_consoles = 0;
|
1420 |
} |
1421 |
|
1422 |
void qemu_console_resize(DisplayState *ds, int width, int height) |
1423 |
{ |
1424 |
TextConsole *s = get_graphic_console(ds); |
1425 |
if (!s) return; |
1426 |
|
1427 |
s->g_width = width; |
1428 |
s->g_height = height; |
1429 |
if (is_graphic_console()) {
|
1430 |
ds->surface = qemu_resize_displaysurface(ds, width, height); |
1431 |
dpy_resize(ds); |
1432 |
} |
1433 |
} |
1434 |
|
1435 |
void qemu_console_copy(DisplayState *ds, int src_x, int src_y, |
1436 |
int dst_x, int dst_y, int w, int h) |
1437 |
{ |
1438 |
if (is_graphic_console()) {
|
1439 |
dpy_copy(ds, src_x, src_y, dst_x, dst_y, w, h); |
1440 |
} |
1441 |
} |
1442 |
|
1443 |
PixelFormat qemu_different_endianness_pixelformat(int bpp)
|
1444 |
{ |
1445 |
PixelFormat pf; |
1446 |
|
1447 |
memset(&pf, 0x00, sizeof(PixelFormat)); |
1448 |
|
1449 |
pf.bits_per_pixel = bpp; |
1450 |
pf.bytes_per_pixel = bpp / 8;
|
1451 |
pf.depth = bpp == 32 ? 24 : bpp; |
1452 |
|
1453 |
switch (bpp) {
|
1454 |
case 24: |
1455 |
pf.rmask = 0x000000FF;
|
1456 |
pf.gmask = 0x0000FF00;
|
1457 |
pf.bmask = 0x00FF0000;
|
1458 |
pf.rmax = 255;
|
1459 |
pf.gmax = 255;
|
1460 |
pf.bmax = 255;
|
1461 |
pf.rshift = 0;
|
1462 |
pf.gshift = 8;
|
1463 |
pf.bshift = 16;
|
1464 |
pf.rbits = 8;
|
1465 |
pf.gbits = 8;
|
1466 |
pf.bbits = 8;
|
1467 |
break;
|
1468 |
case 32: |
1469 |
pf.rmask = 0x0000FF00;
|
1470 |
pf.gmask = 0x00FF0000;
|
1471 |
pf.bmask = 0xFF000000;
|
1472 |
pf.amask = 0x00000000;
|
1473 |
pf.amax = 255;
|
1474 |
pf.rmax = 255;
|
1475 |
pf.gmax = 255;
|
1476 |
pf.bmax = 255;
|
1477 |
pf.ashift = 0;
|
1478 |
pf.rshift = 8;
|
1479 |
pf.gshift = 16;
|
1480 |
pf.bshift = 24;
|
1481 |
pf.rbits = 8;
|
1482 |
pf.gbits = 8;
|
1483 |
pf.bbits = 8;
|
1484 |
pf.abits = 8;
|
1485 |
break;
|
1486 |
default:
|
1487 |
break;
|
1488 |
} |
1489 |
return pf;
|
1490 |
} |
1491 |
|
1492 |
PixelFormat qemu_default_pixelformat(int bpp)
|
1493 |
{ |
1494 |
PixelFormat pf; |
1495 |
|
1496 |
memset(&pf, 0x00, sizeof(PixelFormat)); |
1497 |
|
1498 |
pf.bits_per_pixel = bpp; |
1499 |
pf.bytes_per_pixel = bpp / 8;
|
1500 |
pf.depth = bpp == 32 ? 24 : bpp; |
1501 |
|
1502 |
switch (bpp) {
|
1503 |
case 16: |
1504 |
pf.rmask = 0x0000F800;
|
1505 |
pf.gmask = 0x000007E0;
|
1506 |
pf.bmask = 0x0000001F;
|
1507 |
pf.rmax = 31;
|
1508 |
pf.gmax = 63;
|
1509 |
pf.bmax = 31;
|
1510 |
pf.rshift = 11;
|
1511 |
pf.gshift = 5;
|
1512 |
pf.bshift = 0;
|
1513 |
pf.rbits = 5;
|
1514 |
pf.gbits = 6;
|
1515 |
pf.bbits = 5;
|
1516 |
break;
|
1517 |
case 24: |
1518 |
pf.rmask = 0x00FF0000;
|
1519 |
pf.gmask = 0x0000FF00;
|
1520 |
pf.bmask = 0x000000FF;
|
1521 |
pf.rmax = 255;
|
1522 |
pf.gmax = 255;
|
1523 |
pf.bmax = 255;
|
1524 |
pf.rshift = 16;
|
1525 |
pf.gshift = 8;
|
1526 |
pf.bshift = 0;
|
1527 |
pf.rbits = 8;
|
1528 |
pf.gbits = 8;
|
1529 |
pf.bbits = 8;
|
1530 |
case 32: |
1531 |
pf.rmask = 0x00FF0000;
|
1532 |
pf.gmask = 0x0000FF00;
|
1533 |
pf.bmask = 0x000000FF;
|
1534 |
pf.amax = 255;
|
1535 |
pf.rmax = 255;
|
1536 |
pf.gmax = 255;
|
1537 |
pf.bmax = 255;
|
1538 |
pf.ashift = 24;
|
1539 |
pf.rshift = 16;
|
1540 |
pf.gshift = 8;
|
1541 |
pf.bshift = 0;
|
1542 |
pf.rbits = 8;
|
1543 |
pf.gbits = 8;
|
1544 |
pf.bbits = 8;
|
1545 |
pf.abits = 8;
|
1546 |
break;
|
1547 |
default:
|
1548 |
break;
|
1549 |
} |
1550 |
return pf;
|
1551 |
} |
1552 |
|
1553 |
DisplaySurface* defaultallocator_create_displaysurface(int width, int height) |
1554 |
{ |
1555 |
DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
|
1556 |
|
1557 |
surface->width = width; |
1558 |
surface->height = height; |
1559 |
surface->linesize = width * 4;
|
1560 |
surface->pf = qemu_default_pixelformat(32);
|
1561 |
#ifdef HOST_WORDS_BIGENDIAN
|
1562 |
surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG; |
1563 |
#else
|
1564 |
surface->flags = QEMU_ALLOCATED_FLAG; |
1565 |
#endif
|
1566 |
surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height); |
1567 |
|
1568 |
return surface;
|
1569 |
} |
1570 |
|
1571 |
DisplaySurface* defaultallocator_resize_displaysurface(DisplaySurface *surface, |
1572 |
int width, int height) |
1573 |
{ |
1574 |
surface->width = width; |
1575 |
surface->height = height; |
1576 |
surface->linesize = width * 4;
|
1577 |
surface->pf = qemu_default_pixelformat(32);
|
1578 |
if (surface->flags & QEMU_ALLOCATED_FLAG)
|
1579 |
surface->data = (uint8_t*) qemu_realloc(surface->data, surface->linesize * surface->height); |
1580 |
else
|
1581 |
surface->data = (uint8_t*) qemu_malloc(surface->linesize * surface->height); |
1582 |
#ifdef HOST_WORDS_BIGENDIAN
|
1583 |
surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG; |
1584 |
#else
|
1585 |
surface->flags = QEMU_ALLOCATED_FLAG; |
1586 |
#endif
|
1587 |
|
1588 |
return surface;
|
1589 |
} |
1590 |
|
1591 |
DisplaySurface* qemu_create_displaysurface_from(int width, int height, int bpp, |
1592 |
int linesize, uint8_t *data)
|
1593 |
{ |
1594 |
DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
|
1595 |
|
1596 |
surface->width = width; |
1597 |
surface->height = height; |
1598 |
surface->linesize = linesize; |
1599 |
surface->pf = qemu_default_pixelformat(bpp); |
1600 |
#ifdef HOST_WORDS_BIGENDIAN
|
1601 |
surface->flags = QEMU_BIG_ENDIAN_FLAG; |
1602 |
#endif
|
1603 |
surface->data = data; |
1604 |
|
1605 |
return surface;
|
1606 |
} |
1607 |
|
1608 |
void defaultallocator_free_displaysurface(DisplaySurface *surface)
|
1609 |
{ |
1610 |
if (surface == NULL) |
1611 |
return;
|
1612 |
if (surface->flags & QEMU_ALLOCATED_FLAG)
|
1613 |
qemu_free(surface->data); |
1614 |
qemu_free(surface); |
1615 |
} |