Attachment #3405 for bug #2009

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{
	unsigned char status1, status2;

	up->port.type = PORT_16550A;

	/*
	 * Check for presence of the EFR when DLAB is set.
	 * Only ST16C650V1 UARTs pass this test.

		up->port.type = PORT_16550;
		break;
	case 3:
		up->port.type = PORT_16550A;
		
		/* If this port is a console, probing is likely to damage something, 
		 * and we probably would not need this kind of probing anyways, or the
		 * console would not work. */
		if (!uart_console(&up->port))
			autoconfig_16550a(up);
		break;
	}






#define uart_users(state)	((state)->count + ((state)->info ? (state)->info->blocked_open : 0))

#ifdef CONFIG_SERIAL_CORE_CONSOLE
#define uart_console(port)	((port)->cons && (port)->cons->index == (port)->line)
#else
#define uart_console(port)	(0)
#endif

static void uart_change_speed(struct uart_state *state, struct termios *old_termios);
static void uart_wait_until_sent(struct tty_struct *tty, int timeout);
static void uart_change_pm(struct uart_state *state, int pm_state);

Lines 325-330 Link Here

(-)linux-2.6.7/include/linux/serial_core.h (+6 lines)
325	int parity, int bits, int flow);	325	int parity, int bits, int flow);
326	struct tty_driver uart_console_device(struct console co, int *index);	326	struct tty_driver uart_console_device(struct console co, int *index);
327		327
		328	#ifdef CONFIG_SERIAL_CORE_CONSOLE
		329	#define uart_console(port) ((port)->cons && (port)->cons->index == (port)->line)
		330	#else
		331	#define uart_console(port) (0)
		332	#endif
		333
328	/*	334	/*
329	* Port/driver registration/removal	335	* Port/driver registration/removal
330	*/	336	*/

Return to bug 2009

Lines 470-477 Link Here

(-)linux-2.6.7/drivers/serial/8250.c (-3 / +7 lines)
470	{	470	{
471	unsigned char status1, status2;	471	unsigned char status1, status2;
472		472
473	up->port.type = PORT_16550A;
474
475	/*	473	/*
476	* Check for presence of the EFR when DLAB is set.	474	* Check for presence of the EFR when DLAB is set.
477	* Only ST16C650V1 UARTs pass this test.	475	* Only ST16C650V1 UARTs pass this test.
Lines 675-681 Link Here
675	up->port.type = PORT_16550;	673	up->port.type = PORT_16550;
676	break;	674	break;
677	case 3:	675	case 3:
678	autoconfig_16550a(up);	676	up->port.type = PORT_16550A;
		677
		678	/* If this port is a console, probing is likely to damage something,
		679	* and we probably would not need this kind of probing anyways, or the
		680	* console would not work. */
		681	if (!uart_console(&up->port))
		682	autoconfig_16550a(up);
679	break;	683	break;
680	}	684	}
681		685

Lines 52-63 Link Here

(-)linux-2.6.7/drivers/serial/serial_core.c (-6 lines)
52		52
53	#define uart_users(state) ((state)->count + ((state)->info ? (state)->info->blocked_open : 0))	53	#define uart_users(state) ((state)->count + ((state)->info ? (state)->info->blocked_open : 0))
54		54
55	#ifdef CONFIG_SERIAL_CORE_CONSOLE
56	#define uart_console(port) ((port)->cons && (port)->cons->index == (port)->line)
57	#else
58	#define uart_console(port) (0)
59	#endif
60
61	static void uart_change_speed(struct uart_state state, struct termios old_termios);	55	static void uart_change_speed(struct uart_state state, struct termios old_termios);
62	static void uart_wait_until_sent(struct tty_struct *tty, int timeout);	56	static void uart_wait_until_sent(struct tty_struct *tty, int timeout);
63	static void uart_change_pm(struct uart_state *state, int pm_state);	57	static void uart_change_pm(struct uart_state *state, int pm_state);