/*
* Copyright (C) 2006 Ondrej Palkovsky
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <ipc/fb.h>
#include <ipc/ipc.h>
#include <async.h>
#include <stdio.h>
#include <sys/mman.h>
#include <string.h>
#include <align.h>
#include "console.h"
#include "gcons.h"
#define CONSOLE_TOP 65
#define CONSOLE_MARGIN 6
#define STATUS_START 110
#define STATUS_TOP 8
#define STATUS_SPACE 3
#define STATUS_WIDTH 48
#define STATUS_HEIGHT 48
#define MAIN_COLOR 0xffffff
static int use_gcons = 0;
static ipcarg_t xres,yres;
enum butstate {
CONS_DISCONNECTED = 0,
CONS_SELECTED,
CONS_IDLE,
CONS_HAS_DATA,
CONS_KERNEL,
CONS_DISCONNECTED_SEL,
CONS_LAST
};
static int console_vp;
static int cstatus_vp[CONSOLE_COUNT];
static int cstat_row, cstat_col; /* Size of cstatus buttons */
static enum butstate console_state[CONSOLE_COUNT];
static int fbphone;
/** List of pixmaps identifying these icons */
static int ic_pixmaps[CONS_LAST] = {-1,-1,-1,-1,-1,-1};
static int active_console = 0;
static void vp_switch(int vp)
{
nsend_call(fbphone,FB_VIEWPORT_SWITCH, vp);
}
/** Create view port */
static int vp_create(unsigned int x, unsigned int y,
unsigned int width, unsigned int height)
{
/* Init function, use ipc_call_sync */
return ipc_call_sync_2(fbphone, FB_VIEWPORT_CREATE,
(x << 16) | y, (width << 16) | height,
NULL, NULL);
}
static void clear(void)
{
nsend_call(fbphone, FB_CLEAR, 0);
}
static void set_style(int fgcolor, int bgcolor)
{
nsend_call_2(fbphone, FB_SET_STYLE, fgcolor, bgcolor);
}
/** Transparent putchar */
static void tran_putch(char c, int row, int col)
{
nsend_call_3(fbphone, FB_TRANS_PUTCHAR, c, row, col);
}
/** Redraw the button showing state of a given console */
static void redraw_state(int consnum)
{
char data[5];
int i;
enum butstate state = console_state[consnum];
vp_switch(cstatus_vp[consnum]);
if (ic_pixmaps[state] != -1)
nsend_call_2(fbphone, FB_VP_DRAW_PIXMAP, cstatus_vp[consnum], ic_pixmaps[state]);
if (state != CONS_DISCONNECTED && state != CONS_KERNEL && state != CONS_DISCONNECTED_SEL) {
for (i=0;data[i];i++)
tran_putch(data[i], 1, 2+i);
}
}
/** Notification run on changing console (except kernel console) */
void gcons_change_console(int consnum)
{
int i;
if (!use_gcons)
return;
if (active_console == KERNEL_CONSOLE) {
for (i=0; i < CONSOLE_COUNT; i++)
redraw_state(i);
} else {
if (console_state[active_console] == CONS_DISCONNECTED_SEL)
console_state[active_console] = CONS_DISCONNECTED;
else
console_state[active_console] = CONS_IDLE;
redraw_state(active_console);
}
active_console = consnum;
if (console_state[consnum] == CONS_DISCONNECTED) {
console_state[consnum] = CONS_DISCONNECTED_SEL;
redraw_state(consnum);
} else
console_state[consnum] = CONS_SELECTED;
redraw_state(consnum);
vp_switch(console_vp);
}
/** Notification function that gets called on new output to virtual console */
void gcons_notify_char(int consnum)
{
if (!use_gcons)
return;
if (consnum == active_console || console_state[consnum] == CONS_HAS_DATA)
return;
console_state[consnum] = CONS_HAS_DATA;
if (active_console == KERNEL_CONSOLE)
return;
redraw_state(consnum);
vp_switch(console_vp);
}
/** Notification function called on console connect */
void gcons_notify_connect(int consnum)
{
if (!use_gcons)
return;
if (active_console == consnum)
console_state[consnum] = CONS_SELECTED;
else
console_state[consnum] = CONS_IDLE;
if (active_console == KERNEL_CONSOLE)
return;
redraw_state(consnum);
vp_switch(console_vp);
}
/** Change to kernel console */
void gcons_in_kernel(void)
{
if (console_state[active_console] == CONS_DISCONNECTED_SEL)
console_state[active_console] = CONS_DISCONNECTED;
else
console_state[active_console] = CONS_IDLE;
redraw_state(active_console);
active_console = KERNEL_CONSOLE; /* Set to kernel console */
vp_switch(0);
}
/** Draw a PPM pixmap to framebuffer
*
* @param logo Pointer to PPM data
* @param size Size of PPM data
* @param x Coordinate of upper left corner
* @param y Coordinate of upper left corner
*/
static void draw_pixmap(char *logo, size_t size, int x, int y)
{
char *shm;
int rc;
/* Create area */
shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
if (shm == MAP_FAILED)
return;
/* Send area */
rc = sync_send_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
if (rc)
rc = sync_send_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
if (rc)
goto drop;
/* Draw logo */
nsend_call_2(fbphone, FB_DRAW_PPM, x, y);
drop:
/* Drop area */
nsend_call(fbphone, FB_DROP_SHM, 0);
/* Remove area */
munmap(shm, size);
}
extern char _binary_helenos_ppm_start[0];
extern int _binary_helenos_ppm_size;
extern char _binary_nameic_ppm_start[0];
extern int _binary_nameic_ppm_size;
/** Redraws console graphics */
static void gcons_redraw_console(void)
{
int i;
size_t hsize = (size_t)&_binary_helenos_ppm_size;
if (!use_gcons)
return;
vp_switch(0);
set_style(MAIN_COLOR, MAIN_COLOR);
clear();
draw_pixmap(_binary_helenos_ppm_start, (size_t)&_binary_helenos_ppm_size, xres-66, 2);
draw_pixmap(_binary_nameic_ppm_start, (size_t)&_binary_nameic_ppm_size, 5, 17);
for (i=0;i < CONSOLE_COUNT; i++)
redraw_state(i);
vp_switch(console_vp);
}
/** Creates a pixmap on framebuffer
*
* @param data PPM data
* @param size PPM data size
* @return Pixmap identification
*/
static int make_pixmap(char *data, int size)
{
char *shm;
int rc;
int pxid = -1;
/* Create area */
shm = mmap(NULL, size, PROTO_READ | PROTO_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
if (shm == MAP_FAILED)
return -1;
/* Send area */
rc = sync_send_2(fbphone, FB_PREPARE_SHM, (ipcarg_t)shm, 0, NULL, NULL);
if (rc)
rc = sync_send_3(fbphone, IPC_M_AS_AREA_SEND, (ipcarg_t)shm, 0, PROTO_READ, NULL, NULL, NULL);
if (rc)
goto drop;
/* Obtain pixmap */
rc = sync_send(fbphone, FB_SHM2PIXMAP, 0, NULL);
if (rc < 0)
goto drop;
pxid = rc;
drop:
/* Drop area */
nsend_call(fbphone, FB_DROP_SHM, 0);
/* Remove area */
munmap(shm, size);
return pxid;
}
extern char _binary_cons_selected_ppm_start[0];
extern int _binary_cons_selected_ppm_size;
extern char _binary_cons_idle_ppm_start[0];
extern int _binary_cons_idle_ppm_size;
extern char _binary_cons_has_data_ppm_start[0];
extern int _binary_cons_has_data_ppm_size;
extern char _binary_cons_kernel_ppm_start[0];
extern int _binary_cons_kernel_ppm_size;
/** Initialize nice graphical console environment */
void gcons_init(int phone)
{
int rc;
int i;
fbphone = phone;
rc = ipc_call_sync_2(phone, FB_GET_RESOLUTION, 0, 0, &xres, &yres);
if (rc)
return;
if (xres < 800 || yres < 600)
return;
/* create console viewport */
/* Align width & height to character size */
console_vp = vp_create(CONSOLE_MARGIN, CONSOLE_TOP,
ALIGN_DOWN(xres-2*CONSOLE_MARGIN, 8),
ALIGN_DOWN(yres-(CONSOLE_TOP+CONSOLE_MARGIN),16));
if (console_vp < 0)
return;
/* Create status buttons */
for (i=0; i < CONSOLE_COUNT; i++) {
cstatus_vp[i] = vp_create(STATUS_START+CONSOLE_MARGIN+i*(STATUS_WIDTH+STATUS_SPACE),
STATUS_TOP, STATUS_WIDTH, STATUS_HEIGHT);
if (cstatus_vp[i] < 0)
return;
vp_switch(cstatus_vp[i]);
set_style(0x202020, 0xffffff);
}
/* Initialize icons */
ic_pixmaps[CONS_SELECTED] = make_pixmap(_binary_cons_selected_ppm_start,
(int)&_binary_cons_selected_ppm_size);
ic_pixmaps[CONS_IDLE] = make_pixmap(_binary_cons_idle_ppm_start,
(int)&_binary_cons_idle_ppm_size);
ic_pixmaps[CONS_HAS_DATA] = make_pixmap(_binary_cons_has_data_ppm_start,
(int)&_binary_cons_has_data_ppm_size);
ic_pixmaps[CONS_DISCONNECTED] = make_pixmap(_binary_cons_idle_ppm_start,
(int)&_binary_cons_idle_ppm_size);
ic_pixmaps[CONS_KERNEL] = make_pixmap(_binary_cons_kernel_ppm_start,
(int)&_binary_cons_kernel_ppm_size);
ic_pixmaps[CONS_DISCONNECTED_SEL] = ic_pixmaps[CONS_SELECTED];
use_gcons = 1;
console_state[0] = CONS_DISCONNECTED_SEL;
console_state[KERNEL_CONSOLE] = CONS_KERNEL;
gcons_redraw_console();
}