int32_t pl011_uart_interrupt_handler(void) {
uint32_t ascii;
/* read byte */
while(1) {
ascii=pl011_uart_getc_noblock();
if (ascii==-1) break;
/* Send to console */
console_insert_char(ascii);
}
/* Clear receive interrupt */
bcm2835_write(UART0_ICR,UART0_ICR_RTIC);
return 0;
}
cmd_err_t console_process_char( char c )
{
cmd_err_t err = ERR_CMD_OK;
in_process_char = WICED_TRUE;
/* printf("ConsoleProcessChar\r\n"); */
if ( console_in_esc_seq )
{
console_in_esc_seq = console_process_esc_seq( c );
}
else
{
/* printf("%lu %lu\r\n", (uint32_t)c, (uint32_t)'\b'); */
switch ( c )
{
case 9: /* tab char */
if ( tab_handling_func )
{
tab_handling_func( );
}
break;
case 10: /* line feed */
/* ignore it */
break;
case '\r': /* newline */
if ( newline_handling_func )
{
err = newline_handling_func( );
}
break;
case 27: /* escape char */
console_in_esc_seq = WICED_TRUE;
break;
case '\b': /* backspace */
case '\x7F': /* backspace */
console_do_backspace( );
break;
case 16: /* ctrl-p */
console_do_up( );
break;
case 14: /* ctrl-n */
console_do_down( );
break;
case 2: /* ctrl-b */
console_do_left( );
break;
case 6: /* ctrl-f */
console_do_right( );
break;
case 1: /* ctrl-a */
console_do_home( );
break;
case 5: /* ctrl-e */
console_do_end( );
break;
case 4: /* ctrl-d */
console_do_delete( );
break;
default:
if ( ( c > 31 ) && ( c < 127 ) )
{ /* limit to printables */
if ( strlen( console_buffer ) + 1 < console_line_len )
{
console_current_line = 0;
console_insert_char( c );
}
else
{
send_charstr( console_bell_string );
}
}
else
{
send_charstr( console_bell_string );
}
break;
}
}
in_process_char = WICED_FALSE;
return err;
}
void console_do_tab( void )
{
uint32_t buf_len = strlen( console_buffer );
const command_t* cmd_ptr = NULL;
console_do_end( );
if ( console_in_tab_tab == WICED_FALSE )
{
char *src = NULL;
wiced_bool_t single_match = WICED_FALSE;
uint32_t len = 0;
/* for each where the buffer matches it's start */
for ( cmd_ptr = console_command_table; cmd_ptr->name != NULL; cmd_ptr++ )
{
if ( strncmp( cmd_ptr->name, console_buffer, buf_len ) == 0 )
{
/* if we already have one or more matches then the completion is the longest common prefix */
if ( src )
{
single_match = WICED_FALSE;
uint32_t i = buf_len;
while ( ( i < len ) && ( src[i] == cmd_ptr->name[i] ) )
{
i++;
}
len = i;
}
/* for the first match the completion is the whole command */
else
{
single_match = WICED_TRUE;
src = cmd_ptr->name;
len = strlen( cmd_ptr->name );
}
}
}
/* if there is a valid completion then add it to the buffer */
if ( src && ( ( len > strlen( console_buffer ) ) || single_match ) )
{
uint32_t i;
for ( i = buf_len; i < len; i++ )
{
console_insert_char( src[i] );
}
if ( single_match )
{
console_insert_char( ' ' );
}
}
else
{
console_in_tab_tab = WICED_TRUE;
}
}
else
{
uint32_t cnt = 0;
for ( cmd_ptr = console_command_table; cmd_ptr->name != NULL; cmd_ptr++ )
{
if ( ( strncmp( cmd_ptr->name, console_buffer, buf_len ) == 0 ) && ( strcmp( cmd_ptr->name, "" ) != 0 ) )
{
if ( ( cnt % 4 ) == 0 )
{
send_str( (char*) "\r\n" );
}
else
{
send_char( ' ' );
}
printf( "%-19.19s", cmd_ptr->name );
cnt++;
}
}
if ( cnt )
{
send_str( (char*) "\r\n" );
send_str( console_prompt_string );
send_str( console_buffer );
}
console_in_tab_tab = WICED_FALSE;
}
}
