Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755756AbZCFGpg (ORCPT ); Fri, 6 Mar 2009 01:45:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754514AbZCFGlH (ORCPT ); Fri, 6 Mar 2009 01:41:07 -0500 Received: from nwd2mail10.analog.com ([137.71.25.55]:50912 "EHLO nwd2mail10.analog.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754532AbZCFGk5 (ORCPT ); Fri, 6 Mar 2009 01:40:57 -0500 X-IronPort-AV: E=Sophos;i="4.38,312,1233550800"; d="scan'208";a="83883660" From: Bryan Wu To: alan@lxorguk.ukuu.org.uk Cc: linux-kernel@vger.kernel.org, Philippe Gerum , Bryan Wu Subject: [PATCH 15/18] Blackfin Serial Driver: merge the upstream adeos/xenomai Date: Fri, 6 Mar 2009 14:42:57 +0800 Message-Id: <1236321780-28718-16-git-send-email-cooloney@kernel.org> X-Mailer: git-send-email 1.5.6.3 In-Reply-To: <1236321780-28718-1-git-send-email-cooloney@kernel.org> References: <1236321780-28718-1-git-send-email-cooloney@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1737 Lines: 73 From: Philippe Gerum add ipipe serial debug function for adeos Signed-off-by: Philippe Gerum Signed-off-by: Bryan Wu --- drivers/serial/bfin_5xx.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 45 insertions(+), 0 deletions(-) diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index 71a9e6b..8aa0e37 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -1145,6 +1145,51 @@ static void bfin_serial_console_putchar(struct uart_port *port, int ch) SSYNC(); } +#ifdef CONFIG_IPIPE + +#include + +void __ipipe_serial_debug(const char *fmt, ...) +{ + struct bfin_serial_port *uart = &bfin_serial_ports[0]; + unsigned short status, tmp; + int flags, i, count; + char buf[128]; + va_list ap; + + va_start(ap, fmt); + vsprintf(buf, fmt, ap); + va_end(ap); + count = strlen(buf); + + local_irq_save_hw(flags); + + for (i = 0; i < count; i++) { + do { + status = UART_GET_LSR(uart); + } while (!(status & THRE)); + +#ifndef CONFIG_BF54x + tmp = UART_GET_LCR(uart); + tmp &= ~DLAB; + UART_PUT_LCR(uart, tmp); +#endif + + UART_PUT_CHAR(uart, buf[i]); + if (buf[i] == '\n') { + do { + status = UART_GET_LSR(uart); + } while (!(status & THRE)); + UART_PUT_CHAR(uart, '\r'); + } + } + + local_irq_restore_hw(flags); +} +EXPORT_SYMBOL(__ipipe_serial_debug); + +#endif /* CONFIG_IPIPE */ + /* * Interrupts are disabled on entering */ -- 1.5.6.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/