/*
* QEMU graphical console
- *
+ *
* Copyright (c) 2004 Fabrice Bellard
- *
+ *
* 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
#define DEFAULT_BACKSCROLL 512
#define MAX_CONSOLES 12
-#define RGBA(r, g, b, a) (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
-#define RGB(r, g, b) RGBA(r, g, b, 0xff)
+#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)
typedef struct TextAttributes {
uint8_t fgcol:4;
return len1;
}
+typedef enum {
+ GRAPHIC_CONSOLE,
+ TEXT_CONSOLE,
+ TEXT_CONSOLE_FIXED_SIZE
+} console_type_t;
+
/* ??? This is mis-named.
It is used for both text and graphical consoles. */
struct TextConsole {
- int text_console; /* true if text console */
+ console_type_t console_type;
DisplayState *ds;
/* Graphic console state. */
vga_hw_update_ptr hw_update;
int total_height;
int backscroll_height;
int x, y;
+ int x_saved, y_saved;
int y_displayed;
int y_base;
TextAttributes t_attrib_default; /* default text attributes */
int esc_params[MAX_ESC_PARAMS];
int nb_esc_params;
- /* kbd read handler */
- IOCanRWHandler *fd_can_read;
- IOReadHandler *fd_read;
- void *fd_opaque;
+ CharDriverState *chr;
/* fifo for key pressed */
QEMUFIFO out_fifo;
uint8_t out_fifo_buf[16];
void vga_hw_update(void)
{
- if (active_console->hw_update)
+ if (active_console && active_console->hw_update)
active_console->hw_update(active_console->hw);
}
r = (rgba >> 16) & 0xff;
g = (rgba >> 8) & 0xff;
b = (rgba) & 0xff;
- color = (rgb_to_index[r] * 6 * 6) +
- (rgb_to_index[g] * 6) +
+ color = (rgb_to_index[r] * 6 * 6) +
+ (rgb_to_index[g] * 6) +
(rgb_to_index[b]);
break;
#endif
return color;
}
-static void vga_fill_rect (DisplayState *ds,
+static void vga_fill_rect (DisplayState *ds,
int posx, int posy, int width, int height, uint32_t color)
{
uint8_t *d, *d1;
int x, y, bpp;
-
+
bpp = (ds->depth + 7) >> 3;
- d1 = ds->data +
+ d1 = ds->data +
ds->linesize * posy + bpp * posx;
for (y = 0; y < height; y++) {
d = d1;
bpp = (ds->depth + 7) >> 3;
wb = w * bpp;
if (yd <= ys) {
- s = ds->data +
+ s = ds->data +
ds->linesize * ys + bpp * xs;
- d = ds->data +
+ d = ds->data +
ds->linesize * yd + bpp * xd;
for (y = 0; y < h; y++) {
memmove(d, s, wb);
s += ds->linesize;
}
} else {
- s = ds->data +
+ s = ds->data +
ds->linesize * (ys + h - 1) + bpp * xs;
- d = ds->data +
+ d = ds->data +
ds->linesize * (yd + h - 1) + bpp * xd;
for (y = 0; y < h; y++) {
memmove(d, s, wb);
static const uint32_t color_table_rgb[2][8] = {
{ /* dark */
- RGB(0x00, 0x00, 0x00), /* black */
- RGB(0xaa, 0x00, 0x00), /* red */
- RGB(0x00, 0xaa, 0x00), /* green */
- RGB(0xaa, 0xaa, 0x00), /* yellow */
- RGB(0x00, 0x00, 0xaa), /* blue */
- RGB(0xaa, 0x00, 0xaa), /* magenta */
- RGB(0x00, 0xaa, 0xaa), /* cyan */
- RGB(0xaa, 0xaa, 0xaa), /* white */
+ 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 */
},
{ /* bright */
- RGB(0x00, 0x00, 0x00), /* black */
- RGB(0xff, 0x00, 0x00), /* red */
- RGB(0x00, 0xff, 0x00), /* green */
- RGB(0xff, 0xff, 0x00), /* yellow */
- RGB(0x00, 0x00, 0xff), /* blue */
- RGB(0xff, 0x00, 0xff), /* magenta */
- RGB(0x00, 0xff, 0xff), /* cyan */
- RGB(0xff, 0xff, 0xff), /* white */
+ 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 */
}
};
}
#endif
-static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
+static void vga_putcharxy(DisplayState *ds, int x, int y, int ch,
TextAttributes *t_attrib)
{
uint8_t *d;
}
bpp = (ds->depth + 7) >> 3;
- d = ds->data +
+ d = ds->data +
ds->linesize * y * FONT_HEIGHT + bpp * x * FONT_WIDTH;
linesize = ds->linesize;
font_ptr = vgafont16 + FONT_HEIGHT * ch;
y2 += s->total_height;
if (y2 < s->height) {
c = &s->cells[y1 * s->width + x];
- vga_putcharxy(s->ds, x, y2, c->ch,
+ vga_putcharxy(s->ds, x, y2, c->ch,
&(c->t_attrib));
- dpy_update(s->ds, x * FONT_WIDTH, y2 * FONT_HEIGHT,
+ dpy_update(s->ds, x * FONT_WIDTH, y2 * FONT_HEIGHT,
FONT_WIDTH, FONT_HEIGHT);
}
}
int y, y1;
if (s == active_console) {
+ int x = s->x;
+ if (x >= s->width) {
+ x = s->width - 1;
+ }
y1 = (s->y_base + s->y) % s->total_height;
y = y1 - s->y_displayed;
if (y < 0)
y += s->total_height;
if (y < s->height) {
- c = &s->cells[y1 * s->width + s->x];
+ c = &s->cells[y1 * s->width + x];
if (show) {
TextAttributes t_attrib = s->t_attrib_default;
t_attrib.invers = !(t_attrib.invers); /* invert fg and bg */
- vga_putcharxy(s->ds, s->x, y, c->ch, &t_attrib);
+ vga_putcharxy(s->ds, x, y, c->ch, &t_attrib);
} else {
- vga_putcharxy(s->ds, s->x, y, c->ch,
- &(c->t_attrib));
+ vga_putcharxy(s->ds, x, y, c->ch, &(c->t_attrib));
}
- dpy_update(s->ds, s->x * FONT_WIDTH, y * FONT_HEIGHT,
+ dpy_update(s->ds, x * FONT_WIDTH, y * FONT_HEIGHT,
FONT_WIDTH, FONT_HEIGHT);
}
}
TextCell *c;
int x, y, y1;
- if (s != active_console)
+ if (s != active_console)
return;
vga_fill_rect(s->ds, 0, 0, s->ds->width, s->ds->height,
for(y = 0; y < s->height; y++) {
c = s->cells + y1 * s->width;
for(x = 0; x < s->width; x++) {
- vga_putcharxy(s->ds, x, y, c->ch,
+ vga_putcharxy(s->ds, x, y, c->ch,
&(c->t_attrib));
c++;
}
{
TextConsole *s;
int i, y1;
-
+
s = active_console;
- if (!s || !s->text_console)
+ if (!s || (s->console_type == GRAPHIC_CONSOLE))
return;
if (ydelta > 0) {
TextCell *c;
int x, y1;
- s->x = 0;
s->y++;
if (s->y >= s->height) {
s->y = s->height - 1;
c++;
}
if (s == active_console && s->y_displayed == s->y_base) {
- vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
- s->width * FONT_WIDTH,
+ vga_bitblt(s->ds, 0, FONT_HEIGHT, 0, 0,
+ s->width * FONT_WIDTH,
(s->height - 1) * FONT_HEIGHT);
vga_fill_rect(s->ds, 0, (s->height - 1) * FONT_HEIGHT,
- s->width * FONT_WIDTH, FONT_HEIGHT,
+ s->width * FONT_WIDTH, FONT_HEIGHT,
color_table[0][s->t_attrib_default.bgcol]);
- dpy_update(s->ds, 0, 0,
+ dpy_update(s->ds, 0, 0,
s->width * FONT_WIDTH, s->height * FONT_HEIGHT);
}
}
{
int i;
- if (s->nb_esc_params == 0) { /* ESC[m sets all attributes to default */
- s->t_attrib = s->t_attrib_default;
- return;
- }
for (i=0; i<s->nb_esc_params; i++) {
switch (s->esc_params[i]) {
case 0: /* reset all console attributes to default */
}
}
+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);
+}
+
static void console_putchar(TextConsole *s, int ch)
{
TextCell *c;
- int y1, i, x;
+ int y1, i;
+ int x, y;
switch(s->state) {
case TTY_STATE_NORM:
console_put_lf(s);
break;
case '\b': /* backspace */
- if (s->x > 0)
+ if (s->x > 0)
s->x--;
break;
case '\t': /* tabspace */
if (s->x + (8 - (s->x % 8)) > s->width) {
+ s->x = 0;
console_put_lf(s);
} else {
s->x = s->x + (8 - (s->x % 8));
case '\a': /* alert aka. bell */
/* TODO: has to be implemented */
break;
+ case 14:
+ /* SI (shift in), character set 0 (ignored) */
+ break;
+ case 15:
+ /* SO (shift out), character set 1 (ignored) */
+ break;
case 27: /* esc (introducing an escape sequence) */
s->state = TTY_STATE_ESC;
break;
default:
+ if (s->x >= s->width) {
+ /* line wrap */
+ s->x = 0;
+ console_put_lf(s);
+ }
y1 = (s->y_base + s->y) % s->total_height;
c = &s->cells[y1 * s->width + s->x];
c->ch = ch;
c->t_attrib = s->t_attrib;
update_xy(s, s->x, s->y);
s->x++;
- if (s->x >= s->width)
- console_put_lf(s);
break;
}
break;
case TTY_STATE_CSI: /* handle escape sequence parameters */
if (ch >= '0' && ch <= '9') {
if (s->nb_esc_params < MAX_ESC_PARAMS) {
- s->esc_params[s->nb_esc_params] =
+ s->esc_params[s->nb_esc_params] =
s->esc_params[s->nb_esc_params] * 10 + ch - '0';
}
} else {
s->nb_esc_params++;
if (ch == ';')
break;
+#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
s->state = TTY_STATE_NORM;
switch(ch) {
- case 'D':
- if (s->x > 0)
- s->x--;
+ 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;
+ }
break;
case 'C':
- if (s->x < (s->width - 1))
- s->x++;
+ /* 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;
+ }
+ break;
+ 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;
+ }
case 'K':
+ switch (s->esc_params[0]) {
+ case 0:
/* clear to eol */
- y1 = (s->y_base + s->y) % s->total_height;
for(x = s->x; x < s->width; x++) {
- c = &s->cells[y1 * s->width + x];
- c->ch = ' ';
- c->t_attrib = s->t_attrib_default;
- c++;
- update_xy(s, x, s->y);
+ console_clear_xy(s, x, s->y);
}
break;
- default:
+ 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);
+ }
break;
}
+ break;
+ case 'm':
console_handle_escape(s);
break;
+ 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;
}
}
}
s = consoles[index];
if (s) {
active_console = s;
- if (s->text_console) {
+ if (s->console_type != GRAPHIC_CONSOLE) {
if (s->g_width != s->ds->width ||
s->g_height != s->ds->height) {
+ if (s->console_type == TEXT_CONSOLE_FIXED_SIZE) {
+ dpy_resize(s->ds, s->g_width, s->g_height);
+ } else {
s->g_width = s->ds->width;
s->g_height = s->ds->height;
text_console_resize(s);
}
+ }
console_refresh(s);
} else {
vga_hw_invalidate();
return len;
}
-static void console_chr_add_read_handler(CharDriverState *chr,
- IOCanRWHandler *fd_can_read,
- IOReadHandler *fd_read, void *opaque)
-{
- TextConsole *s = chr->opaque;
- s->fd_can_read = fd_can_read;
- s->fd_read = fd_read;
- s->fd_opaque = opaque;
-}
-
static void console_send_event(CharDriverState *chr, int event)
{
TextConsole *s = chr->opaque;
TextConsole *s = opaque;
int len;
uint8_t buf[16];
-
- len = s->fd_can_read(s->fd_opaque);
+
+ len = qemu_chr_can_read(s->chr);
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);
- s->fd_read(s->fd_opaque, buf, len);
+ qemu_chr_read(s->chr, buf, len);
}
/* characters are pending: we send them a bit later (XXX:
horrible, should change char device API) */
int c;
s = active_console;
- if (!s || !s->text_console)
+ if (!s || (s->console_type == GRAPHIC_CONSOLE))
return;
switch(keysym) {
} else {
*q++ = keysym;
}
- if (s->fd_read) {
+ if (s->chr->chr_read) {
qemu_fifo_write(&s->out_fifo, buf, q - buf);
kbd_send_chars(s);
}
}
}
-static TextConsole *new_console(DisplayState *ds, int text)
+static TextConsole *new_console(DisplayState *ds, console_type_t console_type)
{
TextConsole *s;
int i;
if (!s) {
return NULL;
}
- if (!active_console || (active_console->text_console && !text))
+ if (!active_console || ((active_console->console_type != GRAPHIC_CONSOLE) &&
+ (console_type == GRAPHIC_CONSOLE))) {
active_console = s;
+ }
s->ds = ds;
- s->text_console = text;
- if (text) {
+ s->console_type = console_type;
+ if (console_type != GRAPHIC_CONSOLE) {
consoles[nb_consoles++] = s;
} else {
/* HACK: Put graphical consoles before text consoles. */
for (i = nb_consoles; i > 0; i--) {
- if (!consoles[i - 1]->text_console)
+ if (consoles[i - 1]->console_type == GRAPHIC_CONSOLE)
break;
consoles[i] = consoles[i - 1];
}
{
TextConsole *s;
- s = new_console(ds, 0);
+ s = new_console(ds, GRAPHIC_CONSOLE);
if (!s)
return NULL;
s->hw_update = update;
int is_graphic_console(void)
{
- return !active_console->text_console;
+ return active_console->console_type == GRAPHIC_CONSOLE;
}
-CharDriverState *text_console_init(DisplayState *ds)
+CharDriverState *text_console_init(DisplayState *ds, const char *p)
{
CharDriverState *chr;
TextConsole *s;
int i,j;
+ unsigned width;
+ unsigned height;
static int color_inited;
chr = qemu_mallocz(sizeof(CharDriverState));
if (!chr)
return NULL;
- s = new_console(ds, 1);
+ s = new_console(ds, (p == 0) ? TEXT_CONSOLE : TEXT_CONSOLE_FIXED_SIZE);
if (!s) {
free(chr);
return NULL;
}
chr->opaque = s;
chr->chr_write = console_puts;
- chr->chr_add_read_handler = console_chr_add_read_handler;
chr->chr_send_event = console_send_event;
+ s->chr = chr;
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);
-
+
if (!color_inited) {
color_inited = 1;
for(j = 0; j < 2; j++) {
for(i = 0; i < 8; i++) {
- color_table[j][i] = col_expand(s->ds,
+ color_table[j][i] = col_expand(s->ds,
vga_get_color(s->ds, color_table_rgb[j][i]));
}
}
s->total_height = DEFAULT_BACKSCROLL;
s->x = 0;
s->y = 0;
- s->g_width = s->ds->width;
- s->g_height = s->ds->height;
+ 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;
/* Set text attribute defaults */
s->t_attrib_default.bold = 0;
s->t_attrib = s->t_attrib_default;
text_console_resize(s);
+ qemu_chr_reset(chr);
+
return chr;
}
projects / qemu / blobdiff