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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
* of this software and associated documentation files ( the "Software" ), to deal
* in the Software without restriction , including without limitation the rights
* to use , copy , modify , merge , publish , distribute , sublicense , and / or sell
* copies of the Software , and to permit persons to whom the Software is
* furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software .
*
* THE SOFTWARE IS PROVIDED "AS IS" , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM , DAMAGES OR OTHER
* LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE , ARISING FROM ,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE .
*/
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# include "qemu-common.h"
# include "console.h"
# include "qemu-timer.h"
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// # define DEBUG_CONSOLE
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# define DEFAULT_BACKSCROLL 512
# define MAX_CONSOLES 12
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# define QEMU_RGBA ( r , g , b , a ) ((( a ) << 24 ) | (( r ) << 16 ) | (( g ) << 8 ) | ( b ))
# define QEMU_RGB ( r , g , b ) QEMU_RGBA ( r , g , b , 0xff )
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typedef struct TextAttributes {
uint8_t fgcol : 4 ;
uint8_t bgcol : 4 ;
uint8_t bold : 1 ;
uint8_t uline : 1 ;
uint8_t blink : 1 ;
uint8_t invers : 1 ;
uint8_t unvisible : 1 ;
} TextAttributes ;
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typedef struct TextCell {
uint8_t ch ;
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TextAttributes t_attrib ;
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} TextCell ;
# define MAX_ESC_PARAMS 3
enum TTYState {
TTY_STATE_NORM ,
TTY_STATE_ESC ,
TTY_STATE_CSI ,
};
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typedef struct QEMUFIFO {
uint8_t * buf ;
int buf_size ;
int count , wptr , rptr ;
} QEMUFIFO ;
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static int qemu_fifo_write ( QEMUFIFO * f , const uint8_t * buf , int len1 )
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{
int l , len ;
l = f -> buf_size - f -> count ;
if ( len1 > l )
len1 = l ;
len = len1 ;
while ( len > 0 ) {
l = f -> buf_size - f -> wptr ;
if ( l > len )
l = len ;
memcpy ( f -> buf + f -> wptr , buf , l );
f -> wptr += l ;
if ( f -> wptr >= f -> buf_size )
f -> wptr = 0 ;
buf += l ;
len -= l ;
}
f -> count += len1 ;
return len1 ;
}
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static int qemu_fifo_read ( QEMUFIFO * f , uint8_t * buf , int len1 )
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{
int l , len ;
if ( len1 > f -> count )
len1 = f -> count ;
len = len1 ;
while ( len > 0 ) {
l = f -> buf_size - f -> rptr ;
if ( l > len )
l = len ;
memcpy ( buf , f -> buf + f -> rptr , l );
f -> rptr += l ;
if ( f -> rptr >= f -> buf_size )
f -> rptr = 0 ;
buf += l ;
len -= l ;
}
f -> count -= len1 ;
return len1 ;
}
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typedef enum {
GRAPHIC_CONSOLE ,
TEXT_CONSOLE ,
TEXT_CONSOLE_FIXED_SIZE
} console_type_t ;
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/* ??? This is mis - named .
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. */
vga_hw_update_ptr hw_update ;
vga_hw_invalidate_ptr hw_invalidate ;
vga_hw_screen_dump_ptr hw_screen_dump ;
void * hw ;
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int g_width , g_height ;
int width ;
int height ;
int total_height ;
int backscroll_height ;
int x , y ;
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int x_saved , y_saved ;
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int y_displayed ;
int y_base ;
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TextAttributes t_attrib_default ; /* default text attributes */
TextAttributes t_attrib ; /* currently active text attributes */
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TextCell * cells ;
enum TTYState state ;
int esc_params [ MAX_ESC_PARAMS ];
int nb_esc_params ;
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CharDriverState * chr ;
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/* fifo for key pressed */
QEMUFIFO out_fifo ;
uint8_t out_fifo_buf [ 16 ];
QEMUTimer * kbd_timer ;
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};
static TextConsole * active_console ;
static TextConsole * consoles [ MAX_CONSOLES ];
static int nb_consoles = 0 ;
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void vga_hw_update ( void )
{
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if ( active_console && active_console -> hw_update )
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active_console -> hw_update ( active_console -> hw );
}
void vga_hw_invalidate ( void )
{
if ( active_console -> hw_invalidate )
active_console -> hw_invalidate ( active_console -> hw );
}
void vga_hw_screen_dump ( const char * filename )
{
/* There is currently no was of specifying which screen we want to dump ,
so always dump the dirst one . */
if ( consoles [ 0 ] -> hw_screen_dump )
consoles [ 0 ] -> hw_screen_dump ( consoles [ 0 ] -> hw , filename );
}
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/* convert a RGBA color to a color index usable in graphic primitives */
static unsigned int vga_get_color ( DisplayState * ds , unsigned int rgba )
{
unsigned int r , g , b , color ;
switch ( ds -> depth ) {
# if 0
case 8 :
r = ( rgba >> 16 ) & 0xff ;
g = ( rgba >> 8 ) & 0xff ;
b = ( rgba ) & 0xff ;
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color = ( rgb_to_index [ r ] * 6 * 6 ) +
( rgb_to_index [ g ] * 6 ) +
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( rgb_to_index [ b ]);
break ;
# endif
case 15 :
r = ( rgba >> 16 ) & 0xff ;
g = ( rgba >> 8 ) & 0xff ;
b = ( rgba ) & 0xff ;
color = (( r >> 3 ) << 10 ) | (( g >> 3 ) << 5 ) | ( b >> 3 );
break ;
case 16 :
r = ( rgba >> 16 ) & 0xff ;
g = ( rgba >> 8 ) & 0xff ;
b = ( rgba ) & 0xff ;
color = (( r >> 3 ) << 11 ) | (( g >> 2 ) << 5 ) | ( b >> 3 );
break ;
case 32 :
default :
color = rgba ;
break ;
}
return color ;
}
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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 )
{
uint8_t * d , * d1 ;
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 ;
for ( y = 0 ; y < height ; y ++ ) {
d = d1 ;
switch ( bpp ) {
case 1 :
for ( x = 0 ; x < width ; x ++ ) {
* (( uint8_t * ) d ) = color ;
d ++ ;
}
break ;
case 2 :
for ( x = 0 ; x < width ; x ++ ) {
* (( uint16_t * ) d ) = color ;
d += 2 ;
}
break ;
case 4 :
for ( x = 0 ; x < width ; x ++ ) {
* (( uint32_t * ) d ) = color ;
d += 4 ;
}
break ;
}
d1 += ds -> linesize ;
}
}
/* copy from (xs, ys) to (xd, yd) a rectangle of size (w, h) */
static void vga_bitblt ( DisplayState * ds , int xs , int ys , int xd , int yd , int w , int h )
{
const uint8_t * s ;
uint8_t * d ;
int wb , y , bpp ;
bpp = ( ds -> depth + 7 ) >> 3 ;
wb = w * bpp ;
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 ;
for ( y = 0 ; y < h ; y ++ ) {
memmove ( d , s , wb );
d += ds -> linesize ;
s += ds -> linesize ;
}
} 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 ;
for ( y = 0 ; y < h ; y ++ ) {
memmove ( d , s , wb );
d -= ds -> linesize ;
s -= ds -> linesize ;
}
}
}
/***********************************************************/
/* basic char display */
# define FONT_HEIGHT 16
# define FONT_WIDTH 8
# include "vgafont.h"
# define cbswap_32 ( __x ) \
(( uint32_t )( \
((( uint32_t )( __x ) & ( uint32_t ) 0x000000ffUL ) << 24 ) | \
((( uint32_t )( __x ) & ( uint32_t ) 0x0000ff00UL ) << 8 ) | \
((( uint32_t )( __x ) & ( uint32_t ) 0x00ff0000UL ) >> 8 ) | \
((( uint32_t )( __x ) & ( uint32_t ) 0xff000000UL ) >> 24 ) ))
# ifdef WORDS_BIGENDIAN
# define PAT ( x ) x
# else
# define PAT ( x ) cbswap_32 ( x )
# endif
static const uint32_t dmask16 [ 16 ] = {
PAT ( 0x00000000 ),
PAT ( 0x000000ff ),
PAT ( 0x0000ff00 ),
PAT ( 0x0000ffff ),
PAT ( 0x00ff0000 ),
PAT ( 0x00ff00ff ),
PAT ( 0x00ffff00 ),
PAT ( 0x00ffffff ),
PAT ( 0xff000000 ),
PAT ( 0xff0000ff ),
PAT ( 0xff00ff00 ),
PAT ( 0xff00ffff ),
PAT ( 0xffff0000 ),
PAT ( 0xffff00ff ),
PAT ( 0xffffff00 ),
PAT ( 0xffffffff ),
};
static const uint32_t dmask4 [ 4 ] = {
PAT ( 0x00000000 ),
PAT ( 0x0000ffff ),
PAT ( 0xffff0000 ),
PAT ( 0xffffffff ),
};
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static uint32_t color_table [ 2 ][ 8 ];
enum color_names {
COLOR_BLACK = 0 ,
COLOR_RED = 1 ,
COLOR_GREEN = 2 ,
COLOR_YELLOW = 3 ,
COLOR_BLUE = 4 ,
COLOR_MAGENTA = 5 ,
COLOR_CYAN = 6 ,
COLOR_WHITE = 7
};
static const uint32_t color_table_rgb [ 2 ][ 8 ] = {
{ /* dark */
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QEMU_RGB ( 0x00 , 0x00 , 0x00 ), /* black */
QEMU_RGB ( 0xaa , 0x00 , 0x00 ), /* red */
QEMU_RGB ( 0x00 , 0xaa , 0x00 ), /* green */
QEMU_RGB ( 0xaa , 0xaa , 0x00 ), /* yellow */
QEMU_RGB ( 0x00 , 0x00 , 0xaa ), /* blue */
QEMU_RGB ( 0xaa , 0x00 , 0xaa ), /* magenta */
QEMU_RGB ( 0x00 , 0xaa , 0xaa ), /* cyan */
QEMU_RGB ( 0xaa , 0xaa , 0xaa ), /* white */
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},
{ /* bright */
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QEMU_RGB ( 0x00 , 0x00 , 0x00 ), /* black */
QEMU_RGB ( 0xff , 0x00 , 0x00 ), /* red */
QEMU_RGB ( 0x00 , 0xff , 0x00 ), /* green */
QEMU_RGB ( 0xff , 0xff , 0x00 ), /* yellow */
QEMU_RGB ( 0x00 , 0x00 , 0xff ), /* blue */
QEMU_RGB ( 0xff , 0x00 , 0xff ), /* magenta */
QEMU_RGB ( 0x00 , 0xff , 0xff ), /* cyan */
QEMU_RGB ( 0xff , 0xff , 0xff ), /* white */
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}
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};
static inline unsigned int col_expand ( DisplayState * ds , unsigned int col )
{
switch ( ds -> depth ) {
case 8 :
col |= col << 8 ;
col |= col << 16 ;
break ;
case 15 :
case 16 :
col |= col << 16 ;
break ;
default :
break ;
}
return col ;
}
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# ifdef DEBUG_CONSOLE
static void console_print_text_attributes ( TextAttributes * t_attrib , char ch )
{
if ( t_attrib -> bold ) {
printf ( "b" );
} else {
printf ( " " );
}
if ( t_attrib -> uline ) {
printf ( "u" );
} else {
printf ( " " );
}
if ( t_attrib -> blink ) {
printf ( "l" );
} else {
printf ( " " );
}
if ( t_attrib -> invers ) {
printf ( "i" );
} else {
printf ( " " );
}
if ( t_attrib -> unvisible ) {
printf ( "n" );
} else {
printf ( " " );
}
printf ( " fg: %d bg: %d ch:'%2X' '%c' \n " , t_attrib -> fgcol , t_attrib -> bgcol , ch , ch );
}
# endif
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static void vga_putcharxy ( DisplayState * ds , int x , int y , int ch ,
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TextAttributes * t_attrib )
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{
uint8_t * d ;
const uint8_t * font_ptr ;
unsigned int font_data , linesize , xorcol , bpp ;
int i ;
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unsigned int fgcol , bgcol ;
# ifdef DEBUG_CONSOLE
printf ( "x: %2i y: %2i" , x , y );
console_print_text_attributes ( t_attrib , ch );
# endif
if ( t_attrib -> invers ) {
bgcol = color_table [ t_attrib -> bold ][ t_attrib -> fgcol ];
fgcol = color_table [ t_attrib -> bold ][ t_attrib -> bgcol ];
} else {
fgcol = color_table [ t_attrib -> bold ][ t_attrib -> fgcol ];
bgcol = color_table [ t_attrib -> bold ][ t_attrib -> bgcol ];
}
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bpp = ( ds -> depth + 7 ) >> 3 ;
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d = ds -> data +
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ds -> linesize * y * FONT_HEIGHT + bpp * x * FONT_WIDTH ;
linesize = ds -> linesize ;
font_ptr = vgafont16 + FONT_HEIGHT * ch ;
xorcol = bgcol ^ fgcol ;
switch ( ds -> depth ) {
case 8 :
for ( i = 0 ; i < FONT_HEIGHT ; i ++ ) {
font_data = * font_ptr ++ ;
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if ( t_attrib -> uline
&& (( i == FONT_HEIGHT - 2 ) || ( i == FONT_HEIGHT - 3 ))) {
font_data = 0xFFFF ;
}
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(( uint32_t * ) d )[ 0 ] = ( dmask16 [( font_data >> 4 )] & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 1 ] = ( dmask16 [( font_data >> 0 ) & 0xf ] & xorcol ) ^ bgcol ;
d += linesize ;
}
break ;
case 16 :
case 15 :
for ( i = 0 ; i < FONT_HEIGHT ; i ++ ) {
font_data = * font_ptr ++ ;
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if ( t_attrib -> uline
&& (( i == FONT_HEIGHT - 2 ) || ( i == FONT_HEIGHT - 3 ))) {
font_data = 0xFFFF ;
}
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(( uint32_t * ) d )[ 0 ] = ( dmask4 [( font_data >> 6 )] & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 1 ] = ( dmask4 [( font_data >> 4 ) & 3 ] & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 2 ] = ( dmask4 [( font_data >> 2 ) & 3 ] & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 3 ] = ( dmask4 [( font_data >> 0 ) & 3 ] & xorcol ) ^ bgcol ;
d += linesize ;
}
break ;
case 32 :
for ( i = 0 ; i < FONT_HEIGHT ; i ++ ) {
font_data = * font_ptr ++ ;
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if ( t_attrib -> uline && (( i == FONT_HEIGHT - 2 ) || ( i == FONT_HEIGHT - 3 ))) {
font_data = 0xFFFF ;
}
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(( uint32_t * ) d )[ 0 ] = ( - (( font_data >> 7 )) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 1 ] = ( - (( font_data >> 6 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 2 ] = ( - (( font_data >> 5 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 3 ] = ( - (( font_data >> 4 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 4 ] = ( - (( font_data >> 3 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 5 ] = ( - (( font_data >> 2 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 6 ] = ( - (( font_data >> 1 ) & 1 ) & xorcol ) ^ bgcol ;
(( uint32_t * ) d )[ 7 ] = ( - (( font_data >> 0 ) & 1 ) & xorcol ) ^ bgcol ;
d += linesize ;
}
break ;
}
}
static void text_console_resize ( TextConsole * s )
{
TextCell * cells , * c , * c1 ;
int w1 , x , y , last_width ;
last_width = s -> width ;
s -> width = s -> g_width / FONT_WIDTH ;
s -> height = s -> g_height / FONT_HEIGHT ;
w1 = last_width ;
if ( s -> width < w1 )
w1 = s -> width ;
cells = qemu_malloc ( s -> width * s -> total_height * sizeof ( TextCell ));
for ( y = 0 ; y < s -> total_height ; y ++ ) {
c = & cells [ y * s -> width ];
if ( w1 > 0 ) {
c1 = & s -> cells [ y * last_width ];
for ( x = 0 ; x < w1 ; x ++ ) {
* c ++ = * c1 ++ ;
}
}
for ( x = w1 ; x < s -> width ; x ++ ) {
c -> ch = ' ' ;
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c -> t_attrib = s -> t_attrib_default ;
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c ++ ;
}
}
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qemu_free ( s -> cells );
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s -> cells = cells ;
}
static void update_xy ( TextConsole * s , int x , int y )
{
TextCell * c ;
int y1 , y2 ;
if ( s == active_console ) {
y1 = ( s -> y_base + y ) % s -> total_height ;
y2 = y1 - s -> y_displayed ;
if ( y2 < 0 )
y2 += s -> total_height ;
if ( y2 < s -> height ) {
c = & s -> cells [ y1 * s -> width + x ];
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vga_putcharxy ( s -> ds , x , y2 , c -> ch ,
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& ( c -> t_attrib ));
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dpy_update ( s -> ds , x * FONT_WIDTH , y2 * FONT_HEIGHT ,
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FONT_WIDTH , FONT_HEIGHT );
}
}
}
static void console_show_cursor ( TextConsole * s , int show )
{
TextCell * c ;
int y , y1 ;
if ( s == active_console ) {
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int x = s -> x ;
if ( x >= s -> width ) {
x = s -> width - 1 ;
}
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y1 = ( s -> y_base + s -> y ) % s -> total_height ;
y = y1 - s -> y_displayed ;
if ( y < 0 )
y += s -> total_height ;
if ( y < s -> height ) {
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c = & s -> cells [ y1 * s -> width + x ];
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if ( show ) {
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TextAttributes t_attrib = s -> t_attrib_default ;
t_attrib . invers = ! ( t_attrib . invers ); /* invert fg and bg */
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vga_putcharxy ( s -> ds , x , y , c -> ch , & t_attrib );
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} else {
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vga_putcharxy ( s -> ds , x , y , c -> ch , & ( c -> t_attrib ));
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}
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dpy_update ( s -> ds , x * FONT_WIDTH , y * FONT_HEIGHT ,
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FONT_WIDTH , FONT_HEIGHT );
}
}
}
static void console_refresh ( TextConsole * s )
{
TextCell * c ;
int x , y , y1 ;
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if ( s != active_console )
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return ;
vga_fill_rect ( s -> ds , 0 , 0 , s -> ds -> width , s -> ds -> height ,
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color_table [ 0 ][ COLOR_BLACK ]);
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y1 = s -> y_displayed ;
for ( y = 0 ; y < s -> height ; y ++ ) {
c = s -> cells + y1 * s -> width ;
for ( x = 0 ; x < s -> width ; x ++ ) {
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18 years ago
581
vga_putcharxy ( s -> ds , x , y , c -> ch ,
582
& ( c -> t_attrib ));
583
584
585
586
587
588
589
590
591
592
593
594
595
c ++ ;
}
if ( ++ y1 == s -> total_height )
y1 = 0 ;
}
dpy_update ( s -> ds , 0 , 0 , s -> ds -> width , s -> ds -> height );
console_show_cursor ( s , 1 );
}
static void console_scroll ( int ydelta )
{
TextConsole * s ;
int i , y1 ;
ths
authored
18 years ago
596
597
s = active_console ;
ths
authored
18 years ago
598
if ( ! s || ( s -> console_type == GRAPHIC_CONSOLE ))
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
return ;
if ( ydelta > 0 ) {
for ( i = 0 ; i < ydelta ; i ++ ) {
if ( s -> y_displayed == s -> y_base )
break ;
if ( ++ s -> y_displayed == s -> total_height )
s -> y_displayed = 0 ;
}
} else {
ydelta = - ydelta ;
i = s -> backscroll_height ;
if ( i > s -> total_height - s -> height )
i = s -> total_height - s -> height ;
y1 = s -> y_base - i ;
if ( y1 < 0 )
y1 += s -> total_height ;
for ( i = 0 ; i < ydelta ; i ++ ) {
if ( s -> y_displayed == y1 )
break ;
if ( -- s -> y_displayed < 0 )
s -> y_displayed = s -> total_height - 1 ;
}
}
console_refresh ( s );
}
static void console_put_lf ( TextConsole * s )
{
TextCell * c ;
int x , y1 ;
s -> y ++ ;
if ( s -> y >= s -> height ) {
s -> y = s -> height - 1 ;
634
635
636
637
638
639
640
641
642
643
644
645
646
if ( s -> y_displayed == s -> y_base ) {
if ( ++ s -> y_displayed == s -> total_height )
s -> y_displayed = 0 ;
}
if ( ++ s -> y_base == s -> total_height )
s -> y_base = 0 ;
if ( s -> backscroll_height < s -> total_height )
s -> backscroll_height ++ ;
y1 = ( s -> y_base + s -> height - 1 ) % s -> total_height ;
c = & s -> cells [ y1 * s -> width ];
for ( x = 0 ; x < s -> width ; x ++ ) {
c -> ch = ' ' ;
647
c -> t_attrib = s -> t_attrib_default ;
648
649
650
c ++ ;
}
if ( s == active_console && s -> y_displayed == s -> y_base ) {
ths
authored
18 years ago
651
652
vga_bitblt ( s -> ds , 0 , FONT_HEIGHT , 0 , 0 ,
s -> width * FONT_WIDTH ,
653
654
( s -> height - 1 ) * FONT_HEIGHT );
vga_fill_rect ( s -> ds , 0 , ( s -> height - 1 ) * FONT_HEIGHT ,
ths
authored
18 years ago
655
s -> width * FONT_WIDTH , FONT_HEIGHT ,
656
color_table [ 0 ][ s -> t_attrib_default . bgcol ]);
ths
authored
18 years ago
657
dpy_update ( s -> ds , 0 , 0 ,
658
659
660
661
662
s -> width * FONT_WIDTH , s -> height * FONT_HEIGHT );
}
}
}
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
/* Set console attributes depending on the current escape codes .
* NOTE : I know this code is not very efficient ( checking every color for it
* self ) but it is more readable and better maintainable .
*/
static void console_handle_escape ( TextConsole * s )
{
int i ;
for ( i = 0 ; i < s -> nb_esc_params ; i ++ ) {
switch ( s -> esc_params [ i ]) {
case 0 : /* reset all console attributes to default */
s -> t_attrib = s -> t_attrib_default ;
break ;
case 1 :
s -> t_attrib . bold = 1 ;
break ;
case 4 :
s -> t_attrib . uline = 1 ;
break ;
case 5 :
s -> t_attrib . blink = 1 ;
break ;
case 7 :
s -> t_attrib . invers = 1 ;
break ;
case 8 :
s -> t_attrib . unvisible = 1 ;
break ;
case 22 :
s -> t_attrib . bold = 0 ;
break ;
case 24 :
s -> t_attrib . uline = 0 ;
break ;
case 25 :
s -> t_attrib . blink = 0 ;
break ;
case 27 :
s -> t_attrib . invers = 0 ;
break ;
case 28 :
s -> t_attrib . unvisible = 0 ;
break ;
/* set foreground color */
case 30 :
s -> t_attrib . fgcol = COLOR_BLACK ;
break ;
case 31 :
s -> t_attrib . fgcol = COLOR_RED ;
break ;
case 32 :
s -> t_attrib . fgcol = COLOR_GREEN ;
break ;
case 33 :
s -> t_attrib . fgcol = COLOR_YELLOW ;
break ;
case 34 :
s -> t_attrib . fgcol = COLOR_BLUE ;
break ;
case 35 :
s -> t_attrib . fgcol = COLOR_MAGENTA ;
break ;
case 36 :
s -> t_attrib . fgcol = COLOR_CYAN ;
break ;
case 37 :
s -> t_attrib . fgcol = COLOR_WHITE ;
break ;
/* set background color */
case 40 :
s -> t_attrib . bgcol = COLOR_BLACK ;
break ;
case 41 :
s -> t_attrib . bgcol = COLOR_RED ;
break ;
case 42 :
s -> t_attrib . bgcol = COLOR_GREEN ;
break ;
case 43 :
s -> t_attrib . bgcol = COLOR_YELLOW ;
break ;
case 44 :
s -> t_attrib . bgcol = COLOR_BLUE ;
break ;
case 45 :
s -> t_attrib . bgcol = COLOR_MAGENTA ;
break ;
case 46 :
s -> t_attrib . bgcol = COLOR_CYAN ;
break ;
case 47 :
s -> t_attrib . bgcol = COLOR_WHITE ;
break ;
}
}
}
ths
authored
18 years ago
760
761
762
763
764
765
766
767
768
769
static void console_clear_xy ( TextConsole * s , int x , int y )
{
int y1 = ( s -> y_base + y ) % s -> total_height ;
TextCell * c = & s -> cells [ y1 * s -> width + x ];
c -> ch = ' ' ;
c -> t_attrib = s -> t_attrib_default ;
c ++ ;
update_xy ( s , x , y );
}
770
771
772
static void console_putchar ( TextConsole * s , int ch )
{
TextCell * c ;
ths
authored
18 years ago
773
774
int y1 , i ;
int x , y ;
775
776
777
778
switch ( s -> state ) {
case TTY_STATE_NORM :
switch ( ch ) {
779
case '\r' : /* carriage return */
780
781
s -> x = 0 ;
break ;
782
case '\n' : /* newline */
783
784
console_put_lf ( s );
break ;
785
case '\b' : /* backspace */
ths
authored
18 years ago
786
if ( s -> x > 0 )
787
s -> x -- ;
788
789
790
break ;
case '\t' : /* tabspace */
if ( s -> x + ( 8 - ( s -> x % 8 )) > s -> width ) {
791
s -> x = 0 ;
792
793
794
795
796
797
798
799
console_put_lf ( s );
} else {
s -> x = s -> x + ( 8 - ( s -> x % 8 ));
}
break ;
case '\a' : /* alert aka. bell */
/* TODO: has to be implemented */
break ;
ths
authored
18 years ago
800
801
802
803
804
805
case 14 :
/* SI (shift in), character set 0 (ignored) */
break ;
case 15 :
/* SO (shift out), character set 1 (ignored) */
break ;
806
case 27 : /* esc (introducing an escape sequence) */
807
808
809
s -> state = TTY_STATE_ESC ;
break ;
default :
ths
authored
18 years ago
810
811
812
813
if ( s -> x >= s -> width ) {
/* line wrap */
s -> x = 0 ;
console_put_lf ( s );
ths
authored
18 years ago
814
}
815
816
817
y1 = ( s -> y_base + s -> y ) % s -> total_height ;
c = & s -> cells [ y1 * s -> width + s -> x ];
c -> ch = ch ;
818
c -> t_attrib = s -> t_attrib ;
819
820
821
822
823
update_xy ( s , s -> x , s -> y );
s -> x ++ ;
break ;
}
break ;
824
case TTY_STATE_ESC : /* check if it is a terminal escape sequence */
825
826
827
828
829
830
831
832
833
if ( ch == '[' ) {
for ( i = 0 ; i < MAX_ESC_PARAMS ; i ++ )
s -> esc_params [ i ] = 0 ;
s -> nb_esc_params = 0 ;
s -> state = TTY_STATE_CSI ;
} else {
s -> state = TTY_STATE_NORM ;
}
break ;
834
case TTY_STATE_CSI : /* handle escape sequence parameters */
835
836
if ( ch >= '0' && ch <= '9' ) {
if ( s -> nb_esc_params < MAX_ESC_PARAMS ) {
ths
authored
18 years ago
837
s -> esc_params [ s -> nb_esc_params ] =
838
839
840
841
842
843
s -> esc_params [ s -> nb_esc_params ] * 10 + ch - '0' ;
}
} else {
s -> nb_esc_params ++ ;
if ( ch == ';' )
break ;
ths
authored
18 years ago
844
845
846
847
# ifdef DEBUG_CONSOLE
fprintf ( stderr , "escape sequence CSI%d;%d%c, %d parameters \n " ,
s -> esc_params [ 0 ], s -> esc_params [ 1 ], ch , s -> nb_esc_params );
# endif
848
849
s -> state = TTY_STATE_NORM ;
switch ( ch ) {
ths
authored
18 years ago
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
case 'A' :
/* move cursor up */
if ( s -> esc_params [ 0 ] == 0 ) {
s -> esc_params [ 0 ] = 1 ;
}
s -> y -= s -> esc_params [ 0 ];
if ( s -> y < 0 ) {
s -> y = 0 ;
}
break ;
case 'B' :
/* move cursor down */
if ( s -> esc_params [ 0 ] == 0 ) {
s -> esc_params [ 0 ] = 1 ;
}
s -> y += s -> esc_params [ 0 ];
if ( s -> y >= s -> height ) {
s -> y = s -> height - 1 ;
}
869
870
break ;
case 'C' :
ths
authored
18 years ago
871
872
873
874
875
876
877
878
/* move cursor right */
if ( s -> esc_params [ 0 ] == 0 ) {
s -> esc_params [ 0 ] = 1 ;
}
s -> x += s -> esc_params [ 0 ];
if ( s -> x >= s -> width ) {
s -> x = s -> width - 1 ;
}
879
break ;
ths
authored
18 years ago
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
case 'D' :
/* move cursor left */
if ( s -> esc_params [ 0 ] == 0 ) {
s -> esc_params [ 0 ] = 1 ;
}
s -> x -= s -> esc_params [ 0 ];
if ( s -> x < 0 ) {
s -> x = 0 ;
}
break ;
case 'G' :
/* move cursor to column */
s -> x = s -> esc_params [ 0 ] - 1 ;
if ( s -> x < 0 ) {
s -> x = 0 ;
}
break ;
case 'f' :
case 'H' :
/* move cursor to row, column */
s -> x = s -> esc_params [ 1 ] - 1 ;
if ( s -> x < 0 ) {
s -> x = 0 ;
}
s -> y = s -> esc_params [ 0 ] - 1 ;
if ( s -> y < 0 ) {
s -> y = 0 ;
}
break ;
case 'J' :
switch ( s -> esc_params [ 0 ]) {
case 0 :
/* clear to end of screen */
for ( y = s -> y ; y < s -> height ; y ++ ) {
for ( x = 0 ; x < s -> width ; x ++ ) {
if ( y == s -> y && x < s -> x ) {
continue ;
}
console_clear_xy ( s , x , y );
}
}
break ;
case 1 :
/* clear from beginning of screen */
for ( y = 0 ; y <= s -> y ; y ++ ) {
for ( x = 0 ; x < s -> width ; x ++ ) {
if ( y == s -> y && x > s -> x ) {
break ;
}
console_clear_xy ( s , x , y );
}
}
break ;
case 2 :
/* clear entire screen */
for ( y = 0 ; y <= s -> height ; y ++ ) {
for ( x = 0 ; x < s -> width ; x ++ ) {
console_clear_xy ( s , x , y );
}
}
break ;
}
942
case 'K' :
ths
authored
18 years ago
943
944
switch ( s -> esc_params [ 0 ]) {
case 0 :
945
946
/* clear to eol */
for ( x = s -> x ; x < s -> width ; x ++ ) {
ths
authored
18 years ago
947
console_clear_xy ( s , x , s -> y );
948
949
}
break ;
ths
authored
18 years ago
950
951
952
953
954
955
956
957
958
959
960
case 1 :
/* clear from beginning of line */
for ( x = 0 ; x <= s -> x ; x ++ ) {
console_clear_xy ( s , x , s -> y );
}
break ;
case 2 :
/* clear entire line */
for ( x = 0 ; x < s -> width ; x ++ ) {
console_clear_xy ( s , x , s -> y );
}
961
962
break ;
}
ths
authored
18 years ago
963
964
break ;
case 'm' :
965
console_handle_escape ( s );
966
break ;
ths
authored
18 years ago
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
case 'n' :
/* report cursor position */
/* TODO: send ESC[row;colR */
break ;
case 's' :
/* save cursor position */
s -> x_saved = s -> x ;
s -> y_saved = s -> y ;
break ;
case 'u' :
/* restore cursor position */
s -> x = s -> x_saved ;
s -> y = s -> y_saved ;
break ;
default :
# ifdef DEBUG_CONSOLE
fprintf ( stderr , "unhandled escape character '%c' \n " , ch );
# endif
break ;
}
break ;
988
989
990
991
992
993
994
}
}
}
void console_select ( unsigned int index )
{
TextConsole * s ;
995
996
997
998
999
1000
if ( index >= MAX_CONSOLES )
return ;
s = consoles [ index ];
if ( s ) {
active_console = s ;
ths
authored
18 years ago
1001
if ( s -> console_type != GRAPHIC_CONSOLE ) {
1002
if ( s -> g_width != s -> ds -> width ||
1003
s -> g_height != s -> ds -> height ) {
ths
authored
18 years ago
1004
1005
1006
if ( s -> console_type == TEXT_CONSOLE_FIXED_SIZE ) {
dpy_resize ( s -> ds , s -> g_width , s -> g_height );
} else {
1007
1008
s -> g_width = s -> ds -> width ;
s -> g_height = s -> ds -> height ;
1009
text_console_resize ( s );
1010
}
ths
authored
18 years ago
1011
}
1012
console_refresh ( s );
1013
1014
} else {
vga_hw_invalidate ();
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
}
}
}
static int console_puts ( CharDriverState * chr , const uint8_t * buf , int len )
{
TextConsole * s = chr -> opaque ;
int i ;
console_show_cursor ( s , 0 );
for ( i = 0 ; i < len ; i ++ ) {
console_putchar ( s , buf [ i ]);
}
console_show_cursor ( s , 1 );
return len ;
}
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
static void console_send_event ( CharDriverState * chr , int event )
{
TextConsole * s = chr -> opaque ;
int i ;
if ( event == CHR_EVENT_FOCUS ) {
for ( i = 0 ; i < nb_consoles ; i ++ ) {
if ( consoles [ i ] == s ) {
console_select ( i );
break ;
}
}
}
}
1047
1048
1049
1050
1051
static void kbd_send_chars ( void * opaque )
{
TextConsole * s = opaque ;
int len ;
uint8_t buf [ 16 ];
ths
authored
18 years ago
1052
1053
len = qemu_chr_can_read ( s -> chr );
1054
1055
1056
1057
1058
1059
if ( len > s -> out_fifo . count )
len = s -> out_fifo . count ;
if ( len > 0 ) {
if ( len > sizeof ( buf ))
len = sizeof ( buf );
qemu_fifo_read ( & s -> out_fifo , buf , len );
1060
qemu_chr_read ( s -> chr , buf , len );
1061
1062
1063
1064
1065
1066
1067
1068
}
/* characters are pending : we send them a bit later ( XXX :
horrible , should change char device API ) */
if ( s -> out_fifo . count > 0 ) {
qemu_mod_timer ( s -> kbd_timer , qemu_get_clock ( rt_clock ) + 1 );
}
}
1069
1070
1071
1072
1073
1074
1075
1076
/* called when an ascii key is pressed */
void kbd_put_keysym ( int keysym )
{
TextConsole * s ;
uint8_t buf [ 16 ], * q ;
int c ;
s = active_console ;
ths
authored
18 years ago
1077
if ( ! s || ( s -> console_type == GRAPHIC_CONSOLE ))
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
return ;
switch ( keysym ) {
case QEMU_KEY_CTRL_UP :
console_scroll ( - 1 );
break ;
case QEMU_KEY_CTRL_DOWN :
console_scroll ( 1 );
break ;
case QEMU_KEY_CTRL_PAGEUP :
console_scroll ( - 10 );
break ;
case QEMU_KEY_CTRL_PAGEDOWN :
console_scroll ( 10 );
break ;
default :
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
/* convert the QEMU keysym to VT100 key string */
q = buf ;
if ( keysym >= 0xe100 && keysym <= 0xe11f ) {
* q ++ = '\033' ;
* q ++ = '[' ;
c = keysym - 0xe100 ;
if ( c >= 10 )
* q ++ = '0' + ( c / 10 );
* q ++ = '0' + ( c % 10 );
* q ++ = '~' ;
} else if ( keysym >= 0xe120 && keysym <= 0xe17f ) {
* q ++ = '\033' ;
* q ++ = '[' ;
* q ++ = keysym & 0xff ;
} else {
1109
* q ++ = keysym ;
1110
}
1111
if ( s -> chr -> chr_read ) {
1112
1113
qemu_fifo_write ( & s -> out_fifo , buf , q - buf );
kbd_send_chars ( s );
1114
1115
1116
1117
1118
}
break ;
}
}
ths
authored
18 years ago
1119
static TextConsole * new_console ( DisplayState * ds , console_type_t console_type )
1120
1121
{
TextConsole * s ;
1122
int i ;
1123
1124
1125
1126
1127
1128
1129
if ( nb_consoles >= MAX_CONSOLES )
return NULL ;
s = qemu_mallocz ( sizeof ( TextConsole ));
if ( ! s ) {
return NULL ;
}
ths
authored
18 years ago
1130
1131
if ( ! active_console || (( active_console -> console_type != GRAPHIC_CONSOLE ) &&
( console_type == GRAPHIC_CONSOLE ))) {
1132
active_console = s ;
ths
authored
18 years ago
1133
}
1134
s -> ds = ds ;
ths
authored
18 years ago
1135
1136
s -> console_type = console_type ;
if ( console_type != GRAPHIC_CONSOLE ) {
1137
1138
1139
1140
consoles [ nb_consoles ++ ] = s ;
} else {
/* HACK: Put graphical consoles before text consoles. */
for ( i = nb_consoles ; i > 0 ; i -- ) {
ths
authored
18 years ago
1141
if ( consoles [ i - 1 ] -> console_type == GRAPHIC_CONSOLE )
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
break ;
consoles [ i ] = consoles [ i - 1 ];
}
consoles [ i ] = s ;
}
return s ;
}
TextConsole * graphic_console_init ( DisplayState * ds , vga_hw_update_ptr update ,
vga_hw_invalidate_ptr invalidate ,
vga_hw_screen_dump_ptr screen_dump ,
void * opaque )
{
TextConsole * s ;
ths
authored
18 years ago
1157
s = new_console ( ds , GRAPHIC_CONSOLE );
1158
1159
1160
1161
1162
1163
if ( ! s )
return NULL ;
s -> hw_update = update ;
s -> hw_invalidate = invalidate ;
s -> hw_screen_dump = screen_dump ;
s -> hw = opaque ;
1164
1165
1166
return s ;
}
1167
int is_graphic_console ( void )
1168
{
ths
authored
18 years ago
1169
return active_console -> console_type == GRAPHIC_CONSOLE ;
1170
1171
}
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
void console_color_init ( DisplayState * ds )
{
int i , j ;
for ( j = 0 ; j < 2 ; j ++ ) {
for ( i = 0 ; i < 8 ; i ++ ) {
color_table [ j ][ i ] = col_expand ( ds ,
vga_get_color ( ds , color_table_rgb [ j ][ i ]));
}
}
}
ths
authored
18 years ago
1183
CharDriverState * text_console_init ( DisplayState * ds , const char * p )
1184
1185
1186
{
CharDriverState * chr ;
TextConsole * s ;
ths
authored
18 years ago
1187
1188
unsigned width ;
unsigned height ;
1189
static int color_inited ;
1190
1191
1192
1193
chr = qemu_mallocz ( sizeof ( CharDriverState ));
if ( ! chr )
return NULL ;
ths
authored
18 years ago
1194
s = new_console ( ds , ( p == 0 ) ? TEXT_CONSOLE : TEXT_CONSOLE_FIXED_SIZE );
1195
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1197
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1199
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if ( ! s ) {
free ( chr );
return NULL ;
}
chr -> opaque = s ;
chr -> chr_write = console_puts ;
1201
1202
chr -> chr_send_event = console_send_event ;
1203
s -> chr = chr ;
1204
1205
1206
s -> out_fifo . buf = s -> out_fifo_buf ;
s -> out_fifo . buf_size = sizeof ( s -> out_fifo_buf );
s -> kbd_timer = qemu_new_timer ( rt_clock , kbd_send_chars , s );
ths
authored
18 years ago
1207
1208
1209
if ( ! color_inited ) {
color_inited = 1 ;
1210
console_color_init ( s -> ds );
1211
1212
1213
1214
1215
1216
}
s -> y_displayed = 0 ;
s -> y_base = 0 ;
s -> total_height = DEFAULT_BACKSCROLL ;
s -> x = 0 ;
s -> y = 0 ;
ths
authored
18 years ago
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
width = s -> ds -> width ;
height = s -> ds -> height ;
if ( p != 0 ) {
width = strtoul ( p , ( char ** ) & p , 10 );
if ( * p == 'C' ) {
p ++ ;
width *= FONT_WIDTH ;
}
if ( * p == 'x' ) {
p ++ ;
height = strtoul ( p , ( char ** ) & p , 10 );
if ( * p == 'C' ) {
p ++ ;
height *= FONT_HEIGHT ;
}
}
}
s -> g_width = width ;
s -> g_height = height ;
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
/* Set text attribute defaults */
s -> t_attrib_default . bold = 0 ;
s -> t_attrib_default . uline = 0 ;
s -> t_attrib_default . blink = 0 ;
s -> t_attrib_default . invers = 0 ;
s -> t_attrib_default . unvisible = 0 ;
s -> t_attrib_default . fgcol = COLOR_WHITE ;
s -> t_attrib_default . bgcol = COLOR_BLACK ;
/* set current text attributes to default */
s -> t_attrib = s -> t_attrib_default ;
1248
1249
text_console_resize ( s );
ths
authored
18 years ago
1250
1251
qemu_chr_reset ( chr );
1252
1253
return chr ;
}