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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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typedef struct TextCell { |
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uint8_t ch; |
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TextAttributes t_attrib; |
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} TextCell; |
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#define MAX_ESC_PARAMS 3 |
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enum TTYState {
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TTY_STATE_NORM, |
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TTY_STATE_ESC, |
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TTY_STATE_CSI, |
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}; |
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typedef 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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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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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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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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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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/* There is currently no was of specifying which screen we want to dump,
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so always dump the dirst 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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} |
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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->depth) {
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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->depth + 7) >> 3; |
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d1 = ds->data + |
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ds->linesize * 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->linesize; |
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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->depth + 7) >> 3; |
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wb = w * bpp; |
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if (yd <= ys) {
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s = ds->data + |
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ds->linesize * ys + bpp * xs; |
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d = ds->data + |
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ds->linesize * yd + 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->linesize; |
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s += ds->linesize; |
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} |
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} else {
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s = ds->data + |
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ds->linesize * (ys + h - 1) + bpp * xs;
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d = ds->data + |
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ds->linesize * (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->linesize; |
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s -= ds->linesize; |
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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 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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}; |
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static uint32_t color_table[2][8]; |
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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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}; |
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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 */ |
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QEMU_RGB(0xaa, 0x00, 0x00), /* red */ |
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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 */ |
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QEMU_RGB(0xaa, 0xaa, 0xaa), /* white */ |
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}, |
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{ /* bright */
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QEMU_RGB(0x00, 0x00, 0x00), /* black */ |
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QEMU_RGB(0xff, 0x00, 0x00), /* red */ |
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QEMU_RGB(0x00, 0xff, 0x00), /* green */ |
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QEMU_RGB(0xff, 0xff, 0x00), /* yellow */ |
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QEMU_RGB(0x00, 0x00, 0xff), /* blue */ |
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QEMU_RGB(0xff, 0x00, 0xff), /* magenta */ |
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QEMU_RGB(0x00, 0xff, 0xff), /* cyan */ |
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QEMU_RGB(0xff, 0xff, 0xff), /* white */ |
357 |
} |
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}; |
359 |
|
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static inline unsigned int col_expand(DisplayState *ds, unsigned int col) |
361 |
{ |
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switch(ds->depth) {
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case 8: |
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col |= col << 8;
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col |= col << 16;
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break;
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case 15: |
368 |
case 16: |
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col |= col << 16;
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break;
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371 |
default:
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break;
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} |
374 |
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375 |
return col;
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} |
377 |
#ifdef DEBUG_CONSOLE
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static void console_print_text_attributes(TextAttributes *t_attrib, char ch) |
379 |
{ |
380 |
if (t_attrib->bold) {
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printf("b");
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} else {
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printf(" ");
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384 |
} |
385 |
if (t_attrib->uline) {
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printf("u");
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} else {
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printf(" ");
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} |
390 |
if (t_attrib->blink) {
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printf("l");
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392 |
} else {
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printf(" ");
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394 |
} |
395 |
if (t_attrib->invers) {
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printf("i");
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397 |
} else {
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398 |
printf(" ");
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399 |
} |
400 |
if (t_attrib->unvisible) {
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401 |
printf("n");
|
402 |
} else {
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403 |
printf(" ");
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404 |
} |
405 |
|
406 |
printf(" fg: %d bg: %d ch:'%2X' '%c'\n", t_attrib->fgcol, t_attrib->bgcol, ch, ch);
|
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} |
408 |
#endif
|
409 |
|
410 |
static void vga_putcharxy(DisplayState *ds, int x, int y, int ch, |
411 |
TextAttributes *t_attrib) |
412 |
{ |
413 |
uint8_t *d; |
414 |
const uint8_t *font_ptr;
|
415 |
unsigned int font_data, linesize, xorcol, bpp; |
416 |
int i;
|
417 |
unsigned int fgcol, bgcol; |
418 |
|
419 |
#ifdef DEBUG_CONSOLE
|
420 |
printf("x: %2i y: %2i", x, y);
|
421 |
console_print_text_attributes(t_attrib, ch); |
422 |
#endif
|
423 |
|
424 |
if (t_attrib->invers) {
|
425 |
bgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
426 |
fgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
427 |
} else {
|
428 |
fgcol = color_table[t_attrib->bold][t_attrib->fgcol]; |
429 |
bgcol = color_table[t_attrib->bold][t_attrib->bgcol]; |
430 |
} |
431 |
|
432 |
bpp = (ds->depth + 7) >> 3; |
433 |
d = ds->data + |
434 |
ds->linesize * y * FONT_HEIGHT + bpp * x * FONT_WIDTH; |
435 |
linesize = ds->linesize; |
436 |
font_ptr = vgafont16 + FONT_HEIGHT * ch; |
437 |
xorcol = bgcol ^ fgcol; |
438 |
switch(ds->depth) {
|
439 |
case 8: |
440 |
for(i = 0; i < FONT_HEIGHT; i++) { |
441 |
font_data = *font_ptr++; |
442 |
if (t_attrib->uline
|
443 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
444 |
font_data = 0xFFFF;
|
445 |
} |
446 |
((uint32_t *)d)[0] = (dmask16[(font_data >> 4)] & xorcol) ^ bgcol; |
447 |
((uint32_t *)d)[1] = (dmask16[(font_data >> 0) & 0xf] & xorcol) ^ bgcol; |
448 |
d += linesize; |
449 |
} |
450 |
break;
|
451 |
case 16: |
452 |
case 15: |
453 |
for(i = 0; i < FONT_HEIGHT; i++) { |
454 |
font_data = *font_ptr++; |
455 |
if (t_attrib->uline
|
456 |
&& ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
457 |
font_data = 0xFFFF;
|
458 |
} |
459 |
((uint32_t *)d)[0] = (dmask4[(font_data >> 6)] & xorcol) ^ bgcol; |
460 |
((uint32_t *)d)[1] = (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol; |
461 |
((uint32_t *)d)[2] = (dmask4[(font_data >> 2) & 3] & xorcol) ^ bgcol; |
462 |
((uint32_t *)d)[3] = (dmask4[(font_data >> 0) & 3] & xorcol) ^ bgcol; |
463 |
d += linesize; |
464 |
} |
465 |
break;
|
466 |
case 32: |
467 |
for(i = 0; i < FONT_HEIGHT; i++) { |
468 |
font_data = *font_ptr++; |
469 |
if (t_attrib->uline && ((i == FONT_HEIGHT - 2) || (i == FONT_HEIGHT - 3))) { |
470 |
font_data = 0xFFFF;
|
471 |
} |
472 |
((uint32_t *)d)[0] = (-((font_data >> 7)) & xorcol) ^ bgcol; |
473 |
((uint32_t *)d)[1] = (-((font_data >> 6) & 1) & xorcol) ^ bgcol; |
474 |
((uint32_t *)d)[2] = (-((font_data >> 5) & 1) & xorcol) ^ bgcol; |
475 |
((uint32_t *)d)[3] = (-((font_data >> 4) & 1) & xorcol) ^ bgcol; |
476 |
((uint32_t *)d)[4] = (-((font_data >> 3) & 1) & xorcol) ^ bgcol; |
477 |
((uint32_t *)d)[5] = (-((font_data >> 2) & 1) & xorcol) ^ bgcol; |
478 |
((uint32_t *)d)[6] = (-((font_data >> 1) & 1) & xorcol) ^ bgcol; |
479 |
((uint32_t *)d)[7] = (-((font_data >> 0) & 1) & xorcol) ^ bgcol; |
480 |
d += linesize; |
481 |
} |
482 |
break;
|
483 |
} |
484 |
} |
485 |
|
486 |
static void text_console_resize(TextConsole *s) |
487 |
{ |
488 |
TextCell *cells, *c, *c1; |
489 |
int w1, x, y, last_width;
|
490 |
|
491 |
last_width = s->width; |
492 |
s->width = s->g_width / FONT_WIDTH; |
493 |
s->height = s->g_height / FONT_HEIGHT; |
494 |
|
495 |
w1 = last_width; |
496 |
if (s->width < w1)
|
497 |
w1 = s->width; |
498 |
|
499 |
cells = qemu_malloc(s->width * s->total_height * sizeof(TextCell));
|
500 |
for(y = 0; y < s->total_height; y++) { |
501 |
c = &cells[y * s->width]; |
502 |
if (w1 > 0) { |
503 |
c1 = &s->cells[y * last_width]; |
504 |
for(x = 0; x < w1; x++) { |
505 |
*c++ = *c1++; |
506 |
} |
507 |
} |
508 |
for(x = w1; x < s->width; x++) {
|
509 |
c->ch = ' ';
|
510 |
c->t_attrib = s->t_attrib_default; |
511 |
c++; |
512 |
} |
513 |
} |
514 |
qemu_free(s->cells); |
515 |
s->cells = cells; |
516 |
} |
517 |
|
518 |
static void update_xy(TextConsole *s, int x, int y) |
519 |
{ |
520 |
TextCell *c; |
521 |
int y1, y2;
|
522 |
|
523 |
if (s == active_console) {
|
524 |
y1 = (s->y_base + y) % s->total_height; |
525 |
y2 = y1 - s->y_displayed; |
526 |
if (y2 < 0) |
527 |
y2 += s->total_height; |
528 |
if (y2 < s->height) {
|
529 |
c = &s->cells[y1 * s->width + x]; |
530 |
vga_putcharxy(s->ds, x, y2, c->ch, |
531 |
&(c->t_attrib)); |
532 |
dpy_update(s->ds, x * FONT_WIDTH, y2 * FONT_HEIGHT, |
533 |
FONT_WIDTH, FONT_HEIGHT); |
534 |
} |
535 |
} |
536 |
} |
537 |
|
538 |
static void console_show_cursor(TextConsole *s, int show) |
539 |
{ |
540 |
TextCell *c; |
541 |
int y, y1;
|
542 |
|
543 |
if (s == active_console) {
|
544 |
int x = s->x;
|
545 |
if (x >= s->width) {
|
546 |
x = s->width - 1;
|
547 |
} |
548 |
y1 = (s->y_base + s->y) % s->total_height; |
549 |
y = y1 - s->y_displayed; |
550 |
if (y < 0) |
551 |
y += s->total_height; |
552 |
if (y < s->height) {
|
553 |
c = &s->cells[y1 * s->width + x]; |
554 |
if (show) {
|
555 |
TextAttributes t_attrib = s->t_attrib_default; |
556 |
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
|
557 |
vga_putcharxy(s->ds, x, y, c->ch, &t_attrib); |
558 |
} else {
|
559 |
vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib)); |
560 |
} |
561 |
dpy_update(s->ds, x * FONT_WIDTH, y * FONT_HEIGHT, |
562 |
FONT_WIDTH, FONT_HEIGHT); |
563 |
} |
564 |
} |
565 |
} |
566 |
|
567 |
static void console_refresh(TextConsole *s) |
568 |
{ |
569 |
TextCell *c; |
570 |
int x, y, y1;
|
571 |
|
572 |
if (s != active_console)
|
573 |
return;
|
574 |
|
575 |
vga_fill_rect(s->ds, 0, 0, s->ds->width, s->ds->height, |
576 |
color_table[0][COLOR_BLACK]);
|
577 |
y1 = s->y_displayed; |
578 |
for(y = 0; y < s->height; y++) { |
579 |
c = s->cells + y1 * s->width; |
580 |
for(x = 0; x < s->width; x++) { |
581 |
vga_putcharxy(s->ds, x, y, c->ch, |
582 |
&(c->t_attrib)); |
583 |
c++; |
584 |
} |
585 |
if (++y1 == s->total_height)
|
586 |
y1 = 0;
|
587 |
} |
588 |
dpy_update(s->ds, 0, 0, s->ds->width, s->ds->height); |
589 |
console_show_cursor(s, 1);
|
590 |
} |
591 |
|
592 |
static void console_scroll(int ydelta) |
593 |
{ |
594 |
TextConsole *s; |
595 |
int i, y1;
|
596 |
|
597 |
s = active_console; |
598 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
599 |
return;
|
600 |
|
601 |
if (ydelta > 0) { |
602 |
for(i = 0; i < ydelta; i++) { |
603 |
if (s->y_displayed == s->y_base)
|
604 |
break;
|
605 |
if (++s->y_displayed == s->total_height)
|
606 |
s->y_displayed = 0;
|
607 |
} |
608 |
} else {
|
609 |
ydelta = -ydelta; |
610 |
i = s->backscroll_height; |
611 |
if (i > s->total_height - s->height)
|
612 |
i = s->total_height - s->height; |
613 |
y1 = s->y_base - i; |
614 |
if (y1 < 0) |
615 |
y1 += s->total_height; |
616 |
for(i = 0; i < ydelta; i++) { |
617 |
if (s->y_displayed == y1)
|
618 |
break;
|
619 |
if (--s->y_displayed < 0) |
620 |
s->y_displayed = s->total_height - 1;
|
621 |
} |
622 |
} |
623 |
console_refresh(s); |
624 |
} |
625 |
|
626 |
static void console_put_lf(TextConsole *s) |
627 |
{ |
628 |
TextCell *c; |
629 |
int x, y1;
|
630 |
|
631 |
s->y++; |
632 |
if (s->y >= s->height) {
|
633 |
s->y = s->height - 1;
|
634 |
|
635 |
if (s->y_displayed == s->y_base) {
|
636 |
if (++s->y_displayed == s->total_height)
|
637 |
s->y_displayed = 0;
|
638 |
} |
639 |
if (++s->y_base == s->total_height)
|
640 |
s->y_base = 0;
|
641 |
if (s->backscroll_height < s->total_height)
|
642 |
s->backscroll_height++; |
643 |
y1 = (s->y_base + s->height - 1) % s->total_height;
|
644 |
c = &s->cells[y1 * s->width]; |
645 |
for(x = 0; x < s->width; x++) { |
646 |
c->ch = ' ';
|
647 |
c->t_attrib = s->t_attrib_default; |
648 |
c++; |
649 |
} |
650 |
if (s == active_console && s->y_displayed == s->y_base) {
|
651 |
vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0, |
652 |
s->width * FONT_WIDTH, |
653 |
(s->height - 1) * FONT_HEIGHT);
|
654 |
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT, |
655 |
s->width * FONT_WIDTH, FONT_HEIGHT, |
656 |
color_table[0][s->t_attrib_default.bgcol]);
|
657 |
dpy_update(s->ds, 0, 0, |
658 |
s->width * FONT_WIDTH, s->height * FONT_HEIGHT); |
659 |
} |
660 |
} |
661 |
} |
662 |
|
663 |
/* Set console attributes depending on the current escape codes.
|
664 |
* NOTE: I know this code is not very efficient (checking every color for it
|
665 |
* self) but it is more readable and better maintainable.
|
666 |
*/
|
667 |
static void console_handle_escape(TextConsole *s) |
668 |
{ |
669 |
int i;
|
670 |
|
671 |
for (i=0; i<s->nb_esc_params; i++) { |
672 |
switch (s->esc_params[i]) {
|
673 |
case 0: /* reset all console attributes to default */ |
674 |
s->t_attrib = s->t_attrib_default; |
675 |
break;
|
676 |
case 1: |
677 |
s->t_attrib.bold = 1;
|
678 |
break;
|
679 |
case 4: |
680 |
s->t_attrib.uline = 1;
|
681 |
break;
|
682 |
case 5: |
683 |
s->t_attrib.blink = 1;
|
684 |
break;
|
685 |
case 7: |
686 |
s->t_attrib.invers = 1;
|
687 |
break;
|
688 |
case 8: |
689 |
s->t_attrib.unvisible = 1;
|
690 |
break;
|
691 |
case 22: |
692 |
s->t_attrib.bold = 0;
|
693 |
break;
|
694 |
case 24: |
695 |
s->t_attrib.uline = 0;
|
696 |
break;
|
697 |
case 25: |
698 |
s->t_attrib.blink = 0;
|
699 |
break;
|
700 |
case 27: |
701 |
s->t_attrib.invers = 0;
|
702 |
break;
|
703 |
case 28: |
704 |
s->t_attrib.unvisible = 0;
|
705 |
break;
|
706 |
/* set foreground color */
|
707 |
case 30: |
708 |
s->t_attrib.fgcol=COLOR_BLACK; |
709 |
break;
|
710 |
case 31: |
711 |
s->t_attrib.fgcol=COLOR_RED; |
712 |
break;
|
713 |
case 32: |
714 |
s->t_attrib.fgcol=COLOR_GREEN; |
715 |
break;
|
716 |
case 33: |
717 |
s->t_attrib.fgcol=COLOR_YELLOW; |
718 |
break;
|
719 |
case 34: |
720 |
s->t_attrib.fgcol=COLOR_BLUE; |
721 |
break;
|
722 |
case 35: |
723 |
s->t_attrib.fgcol=COLOR_MAGENTA; |
724 |
break;
|
725 |
case 36: |
726 |
s->t_attrib.fgcol=COLOR_CYAN; |
727 |
break;
|
728 |
case 37: |
729 |
s->t_attrib.fgcol=COLOR_WHITE; |
730 |
break;
|
731 |
/* set background color */
|
732 |
case 40: |
733 |
s->t_attrib.bgcol=COLOR_BLACK; |
734 |
break;
|
735 |
case 41: |
736 |
s->t_attrib.bgcol=COLOR_RED; |
737 |
break;
|
738 |
case 42: |
739 |
s->t_attrib.bgcol=COLOR_GREEN; |
740 |
break;
|
741 |
case 43: |
742 |
s->t_attrib.bgcol=COLOR_YELLOW; |
743 |
break;
|
744 |
case 44: |
745 |
s->t_attrib.bgcol=COLOR_BLUE; |
746 |
break;
|
747 |
case 45: |
748 |
s->t_attrib.bgcol=COLOR_MAGENTA; |
749 |
break;
|
750 |
case 46: |
751 |
s->t_attrib.bgcol=COLOR_CYAN; |
752 |
break;
|
753 |
case 47: |
754 |
s->t_attrib.bgcol=COLOR_WHITE; |
755 |
break;
|
756 |
} |
757 |
} |
758 |
} |
759 |
|
760 |
static void console_clear_xy(TextConsole *s, int x, int y) |
761 |
{ |
762 |
int y1 = (s->y_base + y) % s->total_height;
|
763 |
TextCell *c = &s->cells[y1 * s->width + x]; |
764 |
c->ch = ' ';
|
765 |
c->t_attrib = s->t_attrib_default; |
766 |
c++; |
767 |
update_xy(s, x, y); |
768 |
} |
769 |
|
770 |
static void console_putchar(TextConsole *s, int ch) |
771 |
{ |
772 |
TextCell *c; |
773 |
int y1, i;
|
774 |
int x, y;
|
775 |
|
776 |
switch(s->state) {
|
777 |
case TTY_STATE_NORM:
|
778 |
switch(ch) {
|
779 |
case '\r': /* carriage return */ |
780 |
s->x = 0;
|
781 |
break;
|
782 |
case '\n': /* newline */ |
783 |
console_put_lf(s); |
784 |
break;
|
785 |
case '\b': /* backspace */ |
786 |
if (s->x > 0) |
787 |
s->x--; |
788 |
break;
|
789 |
case '\t': /* tabspace */ |
790 |
if (s->x + (8 - (s->x % 8)) > s->width) { |
791 |
s->x = 0;
|
792 |
console_put_lf(s); |
793 |
} else {
|
794 |
s->x = s->x + (8 - (s->x % 8)); |
795 |
} |
796 |
break;
|
797 |
case '\a': /* alert aka. bell */ |
798 |
/* TODO: has to be implemented */
|
799 |
break;
|
800 |
case 14: |
801 |
/* SI (shift in), character set 0 (ignored) */
|
802 |
break;
|
803 |
case 15: |
804 |
/* SO (shift out), character set 1 (ignored) */
|
805 |
break;
|
806 |
case 27: /* esc (introducing an escape sequence) */ |
807 |
s->state = TTY_STATE_ESC; |
808 |
break;
|
809 |
default:
|
810 |
if (s->x >= s->width) {
|
811 |
/* line wrap */
|
812 |
s->x = 0;
|
813 |
console_put_lf(s); |
814 |
} |
815 |
y1 = (s->y_base + s->y) % s->total_height; |
816 |
c = &s->cells[y1 * s->width + s->x]; |
817 |
c->ch = ch; |
818 |
c->t_attrib = s->t_attrib; |
819 |
update_xy(s, s->x, s->y); |
820 |
s->x++; |
821 |
break;
|
822 |
} |
823 |
break;
|
824 |
case TTY_STATE_ESC: /* check if it is a terminal escape sequence */ |
825 |
if (ch == '[') { |
826 |
for(i=0;i<MAX_ESC_PARAMS;i++) |
827 |
s->esc_params[i] = 0;
|
828 |
s->nb_esc_params = 0;
|
829 |
s->state = TTY_STATE_CSI; |
830 |
} else {
|
831 |
s->state = TTY_STATE_NORM; |
832 |
} |
833 |
break;
|
834 |
case TTY_STATE_CSI: /* handle escape sequence parameters */ |
835 |
if (ch >= '0' && ch <= '9') { |
836 |
if (s->nb_esc_params < MAX_ESC_PARAMS) {
|
837 |
s->esc_params[s->nb_esc_params] = |
838 |
s->esc_params[s->nb_esc_params] * 10 + ch - '0'; |
839 |
} |
840 |
} else {
|
841 |
s->nb_esc_params++; |
842 |
if (ch == ';') |
843 |
break;
|
844 |
#ifdef DEBUG_CONSOLE
|
845 |
fprintf(stderr, "escape sequence CSI%d;%d%c, %d parameters\n",
|
846 |
s->esc_params[0], s->esc_params[1], ch, s->nb_esc_params); |
847 |
#endif
|
848 |
s->state = TTY_STATE_NORM; |
849 |
switch(ch) {
|
850 |
case 'A': |
851 |
/* move cursor up */
|
852 |
if (s->esc_params[0] == 0) { |
853 |
s->esc_params[0] = 1; |
854 |
} |
855 |
s->y -= s->esc_params[0];
|
856 |
if (s->y < 0) { |
857 |
s->y = 0;
|
858 |
} |
859 |
break;
|
860 |
case 'B': |
861 |
/* move cursor down */
|
862 |
if (s->esc_params[0] == 0) { |
863 |
s->esc_params[0] = 1; |
864 |
} |
865 |
s->y += s->esc_params[0];
|
866 |
if (s->y >= s->height) {
|
867 |
s->y = s->height - 1;
|
868 |
} |
869 |
break;
|
870 |
case 'C': |
871 |
/* move cursor right */
|
872 |
if (s->esc_params[0] == 0) { |
873 |
s->esc_params[0] = 1; |
874 |
} |
875 |
s->x += s->esc_params[0];
|
876 |
if (s->x >= s->width) {
|
877 |
s->x = s->width - 1;
|
878 |
} |
879 |
break;
|
880 |
case 'D': |
881 |
/* move cursor left */
|
882 |
if (s->esc_params[0] == 0) { |
883 |
s->esc_params[0] = 1; |
884 |
} |
885 |
s->x -= s->esc_params[0];
|
886 |
if (s->x < 0) { |
887 |
s->x = 0;
|
888 |
} |
889 |
break;
|
890 |
case 'G': |
891 |
/* move cursor to column */
|
892 |
s->x = s->esc_params[0] - 1; |
893 |
if (s->x < 0) { |
894 |
s->x = 0;
|
895 |
} |
896 |
break;
|
897 |
case 'f': |
898 |
case 'H': |
899 |
/* move cursor to row, column */
|
900 |
s->x = s->esc_params[1] - 1; |
901 |
if (s->x < 0) { |
902 |
s->x = 0;
|
903 |
} |
904 |
s->y = s->esc_params[0] - 1; |
905 |
if (s->y < 0) { |
906 |
s->y = 0;
|
907 |
} |
908 |
break;
|
909 |
case 'J': |
910 |
switch (s->esc_params[0]) { |
911 |
case 0: |
912 |
/* clear to end of screen */
|
913 |
for (y = s->y; y < s->height; y++) {
|
914 |
for (x = 0; x < s->width; x++) { |
915 |
if (y == s->y && x < s->x) {
|
916 |
continue;
|
917 |
} |
918 |
console_clear_xy(s, x, y); |
919 |
} |
920 |
} |
921 |
break;
|
922 |
case 1: |
923 |
/* clear from beginning of screen */
|
924 |
for (y = 0; y <= s->y; y++) { |
925 |
for (x = 0; x < s->width; x++) { |
926 |
if (y == s->y && x > s->x) {
|
927 |
break;
|
928 |
} |
929 |
console_clear_xy(s, x, y); |
930 |
} |
931 |
} |
932 |
break;
|
933 |
case 2: |
934 |
/* clear entire screen */
|
935 |
for (y = 0; y <= s->height; y++) { |
936 |
for (x = 0; x < s->width; x++) { |
937 |
console_clear_xy(s, x, y); |
938 |
} |
939 |
} |
940 |
break;
|
941 |
} |
942 |
case 'K': |
943 |
switch (s->esc_params[0]) { |
944 |
case 0: |
945 |
/* clear to eol */
|
946 |
for(x = s->x; x < s->width; x++) {
|
947 |
console_clear_xy(s, x, s->y); |
948 |
} |
949 |
break;
|
950 |
case 1: |
951 |
/* clear from beginning of line */
|
952 |
for (x = 0; x <= s->x; x++) { |
953 |
console_clear_xy(s, x, s->y); |
954 |
} |
955 |
break;
|
956 |
case 2: |
957 |
/* clear entire line */
|
958 |
for(x = 0; x < s->width; x++) { |
959 |
console_clear_xy(s, x, s->y); |
960 |
} |
961 |
break;
|
962 |
} |
963 |
break;
|
964 |
case 'm': |
965 |
console_handle_escape(s); |
966 |
break;
|
967 |
case 'n': |
968 |
/* report cursor position */
|
969 |
/* TODO: send ESC[row;colR */
|
970 |
break;
|
971 |
case 's': |
972 |
/* save cursor position */
|
973 |
s->x_saved = s->x; |
974 |
s->y_saved = s->y; |
975 |
break;
|
976 |
case 'u': |
977 |
/* restore cursor position */
|
978 |
s->x = s->x_saved; |
979 |
s->y = s->y_saved; |
980 |
break;
|
981 |
default:
|
982 |
#ifdef DEBUG_CONSOLE
|
983 |
fprintf(stderr, "unhandled escape character '%c'\n", ch);
|
984 |
#endif
|
985 |
break;
|
986 |
} |
987 |
break;
|
988 |
} |
989 |
} |
990 |
} |
991 |
|
992 |
void console_select(unsigned int index) |
993 |
{ |
994 |
TextConsole *s; |
995 |
|
996 |
if (index >= MAX_CONSOLES)
|
997 |
return;
|
998 |
s = consoles[index]; |
999 |
if (s) {
|
1000 |
active_console = s; |
1001 |
if (s->console_type != GRAPHIC_CONSOLE) {
|
1002 |
if (s->g_width != s->ds->width ||
|
1003 |
s->g_height != s->ds->height) { |
1004 |
if (s->console_type == TEXT_CONSOLE_FIXED_SIZE) {
|
1005 |
dpy_resize(s->ds, s->g_width, s->g_height); |
1006 |
} else {
|
1007 |
s->g_width = s->ds->width; |
1008 |
s->g_height = s->ds->height; |
1009 |
text_console_resize(s); |
1010 |
} |
1011 |
} |
1012 |
console_refresh(s); |
1013 |
} else {
|
1014 |
vga_hw_invalidate(); |
1015 |
} |
1016 |
} |
1017 |
} |
1018 |
|
1019 |
static int console_puts(CharDriverState *chr, const uint8_t *buf, int len) |
1020 |
{ |
1021 |
TextConsole *s = chr->opaque; |
1022 |
int i;
|
1023 |
|
1024 |
console_show_cursor(s, 0);
|
1025 |
for(i = 0; i < len; i++) { |
1026 |
console_putchar(s, buf[i]); |
1027 |
} |
1028 |
console_show_cursor(s, 1);
|
1029 |
return len;
|
1030 |
} |
1031 |
|
1032 |
static void console_send_event(CharDriverState *chr, int event) |
1033 |
{ |
1034 |
TextConsole *s = chr->opaque; |
1035 |
int i;
|
1036 |
|
1037 |
if (event == CHR_EVENT_FOCUS) {
|
1038 |
for(i = 0; i < nb_consoles; i++) { |
1039 |
if (consoles[i] == s) {
|
1040 |
console_select(i); |
1041 |
break;
|
1042 |
} |
1043 |
} |
1044 |
} |
1045 |
} |
1046 |
|
1047 |
static void kbd_send_chars(void *opaque) |
1048 |
{ |
1049 |
TextConsole *s = opaque; |
1050 |
int len;
|
1051 |
uint8_t buf[16];
|
1052 |
|
1053 |
len = qemu_chr_can_read(s->chr); |
1054 |
if (len > s->out_fifo.count)
|
1055 |
len = s->out_fifo.count; |
1056 |
if (len > 0) { |
1057 |
if (len > sizeof(buf)) |
1058 |
len = sizeof(buf);
|
1059 |
qemu_fifo_read(&s->out_fifo, buf, len); |
1060 |
qemu_chr_read(s->chr, buf, len); |
1061 |
} |
1062 |
/* characters are pending: we send them a bit later (XXX:
|
1063 |
horrible, should change char device API) */
|
1064 |
if (s->out_fifo.count > 0) { |
1065 |
qemu_mod_timer(s->kbd_timer, qemu_get_clock(rt_clock) + 1);
|
1066 |
} |
1067 |
} |
1068 |
|
1069 |
/* called when an ascii key is pressed */
|
1070 |
void kbd_put_keysym(int keysym) |
1071 |
{ |
1072 |
TextConsole *s; |
1073 |
uint8_t buf[16], *q;
|
1074 |
int c;
|
1075 |
|
1076 |
s = active_console; |
1077 |
if (!s || (s->console_type == GRAPHIC_CONSOLE))
|
1078 |
return;
|
1079 |
|
1080 |
switch(keysym) {
|
1081 |
case QEMU_KEY_CTRL_UP:
|
1082 |
console_scroll(-1);
|
1083 |
break;
|
1084 |
case QEMU_KEY_CTRL_DOWN:
|
1085 |
console_scroll(1);
|
1086 |
break;
|
1087 |
case QEMU_KEY_CTRL_PAGEUP:
|
1088 |
console_scroll(-10);
|
1089 |
break;
|
1090 |
case QEMU_KEY_CTRL_PAGEDOWN:
|
1091 |
console_scroll(10);
|
1092 |
break;
|
1093 |
default:
|
1094 |
/* convert the QEMU keysym to VT100 key string */
|
1095 |
q = buf; |
1096 |
if (keysym >= 0xe100 && keysym <= 0xe11f) { |
1097 |
*q++ = '\033';
|
1098 |
*q++ = '[';
|
1099 |
c = keysym - 0xe100;
|
1100 |
if (c >= 10) |
1101 |
*q++ = '0' + (c / 10); |
1102 |
*q++ = '0' + (c % 10); |
1103 |
*q++ = '~';
|
1104 |
} else if (keysym >= 0xe120 && keysym <= 0xe17f) { |
1105 |
*q++ = '\033';
|
1106 |
*q++ = '[';
|
1107 |
*q++ = keysym & 0xff;
|
1108 |
} else {
|
1109 |
*q++ = keysym; |
1110 |
} |
1111 |
if (s->chr->chr_read) {
|
1112 |
qemu_fifo_write(&s->out_fifo, buf, q - buf); |
1113 |
kbd_send_chars(s); |
1114 |
} |
1115 |
break;
|
1116 |
} |
1117 |
} |
1118 |
|
1119 |
static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
|
1120 |
{ |
1121 |
TextConsole *s; |
1122 |
int i;
|
1123 |
|
1124 |
if (nb_consoles >= MAX_CONSOLES)
|
1125 |
return NULL; |
1126 |
s = qemu_mallocz(sizeof(TextConsole));
|
1127 |
if (!s) {
|
1128 |
return NULL; |
1129 |
} |
1130 |
if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
|
1131 |
(console_type == GRAPHIC_CONSOLE))) { |
1132 |
active_console = s; |
1133 |
} |
1134 |
s->ds = ds; |
1135 |
s->console_type = console_type; |
1136 |
if (console_type != GRAPHIC_CONSOLE) {
|
1137 |
consoles[nb_consoles++] = s; |
1138 |
} else {
|
1139 |
/* HACK: Put graphical consoles before text consoles. */
|
1140 |
for (i = nb_consoles; i > 0; i--) { |
1141 |
if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE) |
1142 |
break;
|
1143 |
consoles[i] = consoles[i - 1];
|
1144 |
} |
1145 |
consoles[i] = s; |
1146 |
} |
1147 |
return s;
|
1148 |
} |
1149 |
|
1150 |
TextConsole *graphic_console_init(DisplayState *ds, vga_hw_update_ptr update, |
1151 |
vga_hw_invalidate_ptr invalidate, |
1152 |
vga_hw_screen_dump_ptr screen_dump, |
1153 |
void *opaque)
|
1154 |
{ |
1155 |
TextConsole *s; |
1156 |
|
1157 |
s = new_console(ds, GRAPHIC_CONSOLE); |
1158 |
if (!s)
|
1159 |
return NULL; |
1160 |
s->hw_update = update; |
1161 |
s->hw_invalidate = invalidate; |
1162 |
s->hw_screen_dump = screen_dump; |
1163 |
s->hw = opaque; |
1164 |
return s;
|
1165 |
} |
1166 |
|
1167 |
int is_graphic_console(void) |
1168 |
{ |
1169 |
return active_console->console_type == GRAPHIC_CONSOLE;
|
1170 |
} |
1171 |
|
1172 |
void console_color_init(DisplayState *ds)
|
1173 |
{ |
1174 |
int i, j;
|
1175 |
for (j = 0; j < 2; j++) { |
1176 |
for (i = 0; i < 8; i++) { |
1177 |
color_table[j][i] = col_expand(ds, |
1178 |
vga_get_color(ds, color_table_rgb[j][i])); |
1179 |
} |
1180 |
} |
1181 |
} |
1182 |
|
1183 |
CharDriverState *text_console_init(DisplayState *ds, const char *p) |
1184 |
{ |
1185 |
CharDriverState *chr; |
1186 |
TextConsole *s; |
1187 |
unsigned width;
|
1188 |
unsigned height;
|
1189 |
static int color_inited; |
1190 |
|
1191 |
chr = qemu_mallocz(sizeof(CharDriverState));
|
1192 |
if (!chr)
|
1193 |
return NULL; |
1194 |
s = new_console(ds, (p == 0) ? TEXT_CONSOLE : TEXT_CONSOLE_FIXED_SIZE);
|
1195 |
if (!s) {
|
1196 |
free(chr); |
1197 |
return NULL; |
1198 |
} |
1199 |
chr->opaque = s; |
1200 |
chr->chr_write = console_puts; |
1201 |
chr->chr_send_event = console_send_event; |
1202 |
|
1203 |
s->chr = chr; |
1204 |
s->out_fifo.buf = s->out_fifo_buf; |
1205 |
s->out_fifo.buf_size = sizeof(s->out_fifo_buf);
|
1206 |
s->kbd_timer = qemu_new_timer(rt_clock, kbd_send_chars, s); |
1207 |
|
1208 |
if (!color_inited) {
|
1209 |
color_inited = 1;
|
1210 |
console_color_init(s->ds); |
1211 |
} |
1212 |
s->y_displayed = 0;
|
1213 |
s->y_base = 0;
|
1214 |
s->total_height = DEFAULT_BACKSCROLL; |
1215 |
s->x = 0;
|
1216 |
s->y = 0;
|
1217 |
width = s->ds->width; |
1218 |
height = s->ds->height; |
1219 |
if (p != 0) { |
1220 |
width = strtoul(p, (char **)&p, 10); |
1221 |
if (*p == 'C') { |
1222 |
p++; |
1223 |
width *= FONT_WIDTH; |
1224 |
} |
1225 |
if (*p == 'x') { |
1226 |
p++; |
1227 |
height = strtoul(p, (char **)&p, 10); |
1228 |
if (*p == 'C') { |
1229 |
p++; |
1230 |
height *= FONT_HEIGHT; |
1231 |
} |
1232 |
} |
1233 |
} |
1234 |
s->g_width = width; |
1235 |
s->g_height = height; |
1236 |
|
1237 |
/* Set text attribute defaults */
|
1238 |
s->t_attrib_default.bold = 0;
|
1239 |
s->t_attrib_default.uline = 0;
|
1240 |
s->t_attrib_default.blink = 0;
|
1241 |
s->t_attrib_default.invers = 0;
|
1242 |
s->t_attrib_default.unvisible = 0;
|
1243 |
s->t_attrib_default.fgcol = COLOR_WHITE; |
1244 |
s->t_attrib_default.bgcol = COLOR_BLACK; |
1245 |
|
1246 |
/* set current text attributes to default */
|
1247 |
s->t_attrib = s->t_attrib_default; |
1248 |
text_console_resize(s); |
1249 |
|
1250 |
qemu_chr_reset(chr); |
1251 |
|
1252 |
return chr;
|
1253 |
} |