diff options
author | Jason Wessel <jason.wessel@windriver.com> | 2008-07-29 15:58:52 -0500 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2008-07-30 21:54:42 +0100 |
commit | 8d60a903d986ffa26c41f0092320a3b9da20bfaf (patch) | |
tree | f05a8ae48e275d55fcfd3acfb7b3b1b601da56ea /arch/mips/txx9/jmr3927/kgdb_io.c | |
parent | 8f8da9adebdf04bfb3b812a7de8706fbf179fd2c (diff) |
[MIPS] kgdb: Remove existing implementation
This patch explicitly removes the kgdb implementation, for mips which
is intended to be followed by a patch that adds a kgdb implementation
for MIPS that makes use of the kgdb core in the kernel.
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/txx9/jmr3927/kgdb_io.c')
-rw-r--r-- | arch/mips/txx9/jmr3927/kgdb_io.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/arch/mips/txx9/jmr3927/kgdb_io.c b/arch/mips/txx9/jmr3927/kgdb_io.c deleted file mode 100644 index 5bd757e56f7..00000000000 --- a/arch/mips/txx9/jmr3927/kgdb_io.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * BRIEF MODULE DESCRIPTION - * Low level uart routines to directly access a TX[34]927 SIO. - * - * Copyright 2001 MontaVista Software Inc. - * Author: MontaVista Software, Inc. - * ahennessy@mvista.com or source@mvista.com - * - * Based on arch/mips/ddb5xxx/ddb5477/kgdb_io.c - * - * Copyright (C) 2000-2001 Toshiba Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``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. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <asm/txx9/jmr3927.h> - -#define TIMEOUT 0xffffff - -static int remoteDebugInitialized = 0; -static void debugInit(int baud); - -int putDebugChar(unsigned char c) -{ - int i = 0; - - if (!remoteDebugInitialized) { - remoteDebugInitialized = 1; - debugInit(38400); - } - - do { - slow_down(); - i++; - if (i>TIMEOUT) { - break; - } - } while (!(tx3927_sioptr(0)->cisr & TXx927_SICISR_TXALS)); - tx3927_sioptr(0)->tfifo = c; - - return 1; -} - -unsigned char getDebugChar(void) -{ - int i = 0; - int dicr; - char c; - - if (!remoteDebugInitialized) { - remoteDebugInitialized = 1; - debugInit(38400); - } - - /* diable RX int. */ - dicr = tx3927_sioptr(0)->dicr; - tx3927_sioptr(0)->dicr = 0; - - do { - slow_down(); - i++; - if (i>TIMEOUT) { - break; - } - } while (tx3927_sioptr(0)->disr & TXx927_SIDISR_UVALID) - ; - c = tx3927_sioptr(0)->rfifo; - - /* clear RX int. status */ - tx3927_sioptr(0)->disr &= ~TXx927_SIDISR_RDIS; - /* enable RX int. */ - tx3927_sioptr(0)->dicr = dicr; - - return c; -} - -static void debugInit(int baud) -{ - tx3927_sioptr(0)->lcr = 0x020; - tx3927_sioptr(0)->dicr = 0; - tx3927_sioptr(0)->disr = 0x4100; - tx3927_sioptr(0)->cisr = 0x014; - tx3927_sioptr(0)->fcr = 0; - tx3927_sioptr(0)->flcr = 0x02; - tx3927_sioptr(0)->bgr = ((JMR3927_BASE_BAUD + baud / 2) / baud) | - TXx927_SIBGR_BCLK_T0; -} |