38,15 → 38,23 |
*/ |
|
#include <stdio.h> |
#include <ipc/ipc.h> |
#include <async.h> |
#include <ipc/fb.h> |
#include <bool.h> |
#include <errno.h> |
|
#include "serial_console.h" |
|
#define MAX_CONTROL 20 |
|
static uint32_t width; |
static uint32_t height; |
static int width; |
static int height; |
static putc_function_t putc_function; |
|
/* Allow only 1 connection */ |
static int client_connected = 0; |
|
void serial_puts(char *str) |
{ |
while (*str) |
88,6 → 96,14 |
serial_puts(control); |
} |
|
/** Set scrolling region. */ |
void serial_set_scroll_region(unsigned last_row) |
{ |
char control[MAX_CONTROL]; |
snprintf(control, MAX_CONTROL, "\033[0;%ur", last_row); |
serial_puts(control); |
} |
|
void serial_cursor_disable(void) |
{ |
serial_puts("\033[?25l"); |
106,5 → 122,102 |
} |
|
/** |
* Main function of the thread serving client connections. |
*/ |
void serial_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 - height rows. */ |
serial_clrscr(); |
serial_goto(0, 0); |
serial_set_scroll_region(height); |
|
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)) |
serial_goto(newrow, newcol); |
lastcol = newcol + 1; |
lastrow = newrow; |
(*putc_function)(c); |
retval = 0; |
break; |
case FB_CURSOR_GOTO: |
newrow = IPC_GET_ARG1(call); |
newcol = IPC_GET_ARG2(call); |
serial_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: |
serial_clrscr(); |
retval = 0; |
break; |
case FB_SET_STYLE: |
fgcolor = IPC_GET_ARG1(call); |
bgcolor = IPC_GET_ARG2(call); |
if (fgcolor < bgcolor) |
serial_set_style(0); |
else |
serial_set_style(7); |
retval = 0; |
break; |
case FB_SCROLL: |
i = IPC_GET_ARG1(call); |
if ((i > height) || (i < -height)) { |
retval = EINVAL; |
break; |
} |
serial_scroll(i); |
serial_goto(lastrow, lastcol); |
retval = 0; |
break; |
case FB_CURSOR_VISIBILITY: |
if(IPC_GET_ARG1(call)) |
serial_cursor_enable(); |
else |
serial_cursor_disable(); |
retval = 0; |
break; |
default: |
retval = ENOENT; |
} |
ipc_answer_0(callid, retval); |
} |
} |
|
/** |
* @} |
*/ |