0,0 → 1,227 |
/* |
* Copyright (c) 2006 Ondrej Palkovsky |
* Copyright (c) 2008 Martin Decky |
* 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. |
*/ |
|
/** @defgroup msimfb MSIM text console |
* @brief HelenOS MSIM text console. |
* @ingroup fbs |
* @{ |
*/ |
/** @file |
*/ |
|
#include <async.h> |
#include <ipc/fb.h> |
#include <ipc/ipc.h> |
#include <libc.h> |
#include <errno.h> |
#include <string.h> |
#include <libc.h> |
#include <stdio.h> |
#include <ipc/fb.h> |
#include <sysinfo.h> |
#include <as.h> |
#include <align.h> |
#include <ddi.h> |
|
#include "msim.h" |
|
#define WIDTH 80 |
#define HEIGHT 25 |
|
#define MAX_CONTROL 20 |
|
/* Allow only 1 connection */ |
static int client_connected = 0; |
|
static char *virt_addr; |
|
static void msim_putc(const char c) |
{ |
*virt_addr = c; |
} |
|
static void msim_puts(char *str) |
{ |
while (*str) |
*virt_addr = *(str++); |
} |
|
static void msim_clrscr(void) |
{ |
msim_puts("\033[2J"); |
} |
|
static void msim_goto(const unsigned int row, const unsigned int col) |
{ |
if ((row > HEIGHT) || (col > WIDTH)) |
return; |
|
char control[MAX_CONTROL]; |
snprintf(control, MAX_CONTROL, "\033[%u;%uf", row + 1, col + 1); |
msim_puts(control); |
} |
|
static void msim_set_style(const unsigned int mode) |
{ |
char control[MAX_CONTROL]; |
snprintf(control, MAX_CONTROL, "\033[%um", mode); |
msim_puts(control); |
} |
|
static void msim_cursor_disable(void) |
{ |
msim_puts("\033[?25l"); |
} |
|
static void msim_cursor_enable(void) |
{ |
msim_puts("\033[?25h"); |
} |
|
static void msim_scroll(int i) |
{ |
if (i > 0) { |
msim_goto(HEIGHT - 1, 0); |
while (i--) |
msim_puts("\033D"); |
} else if (i < 0) { |
msim_goto(0, 0); |
while (i++) |
msim_puts("\033M"); |
} |
} |
|
static void msim_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
{ |
int retval; |
ipc_callid_t callid; |
ipc_call_t call; |
char c; |
int lastcol = 0; |
int lastrow = 0; |
int newcol; |
int newrow; |
int fgcolor; |
int bgcolor; |
int i; |
|
if (client_connected) { |
ipc_answer_0(iid, ELIMIT); |
return; |
} |
|
client_connected = 1; |
ipc_answer_0(iid, EOK); |
|
/* Clear the terminal, set scrolling region |
to 0 - 25 lines */ |
msim_clrscr(); |
msim_goto(0, 0); |
msim_puts("\033[0;25r"); |
|
while (true) { |
callid = async_get_call(&call); |
switch (IPC_GET_METHOD(call)) { |
case IPC_M_PHONE_HUNGUP: |
client_connected = 0; |
ipc_answer_0(callid, EOK); |
return; |
case FB_PUTCHAR: |
c = IPC_GET_ARG1(call); |
newrow = IPC_GET_ARG2(call); |
newcol = IPC_GET_ARG3(call); |
if ((lastcol != newcol) || (lastrow != newrow)) |
msim_goto(newrow, newcol); |
lastcol = newcol + 1; |
lastrow = newrow; |
msim_putc(c); |
retval = 0; |
break; |
case FB_CURSOR_GOTO: |
newrow = IPC_GET_ARG1(call); |
newcol = IPC_GET_ARG2(call); |
msim_goto(newrow, newcol); |
lastrow = newrow; |
lastcol = newcol; |
retval = 0; |
break; |
case FB_GET_CSIZE: |
ipc_answer_2(callid, EOK, HEIGHT, WIDTH); |
continue; |
case FB_CLEAR: |
msim_clrscr(); |
retval = 0; |
break; |
case FB_SET_STYLE: |
fgcolor = IPC_GET_ARG1(call); |
bgcolor = IPC_GET_ARG2(call); |
if (fgcolor < bgcolor) |
msim_set_style(0); |
else |
msim_set_style(7); |
retval = 0; |
break; |
case FB_SCROLL: |
i = IPC_GET_ARG1(call); |
if ((i > HEIGHT) || (i < -HEIGHT)) { |
retval = EINVAL; |
break; |
} |
msim_scroll(i); |
msim_goto(lastrow, lastcol); |
retval = 0; |
break; |
case FB_CURSOR_VISIBILITY: |
if(IPC_GET_ARG1(call)) |
msim_cursor_enable(); |
else |
msim_cursor_disable(); |
retval = 0; |
break; |
default: |
retval = ENOENT; |
} |
ipc_answer_0(callid, retval); |
} |
} |
|
int msim_init(void) |
{ |
void *phys_addr = (void *) sysinfo_value("fb.address.physical"); |
virt_addr = (char *) as_get_mappable_page(1); |
|
physmem_map(phys_addr, virt_addr, 1, AS_AREA_READ | AS_AREA_WRITE); |
|
async_set_client_connection(msim_client_connection); |
return 0; |
} |
|
/** |
* @} |
*/ |