[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>

5 files changed, 0 insertions, 157 deletions

diff --git a/arch/mips/txx9/Kconfig b/arch/mips/txx9/Kconfig
index d1dd1195036..840fe757c48 100644
--- a/arch/mips/txx9/Kconfig
+++ b/arch/mips/txx9/Kconfig
@@ -60,7 +60,6 @@ config SOC_TX4927
 	select HW_HAS_PCI
 	select IRQ_TXX9
 	select PCI_TX4927
-	select SYS_SUPPORTS_KGDB
 	select GPIO_TXX9
 
 config SOC_TX4938
@@ -70,7 +69,6 @@ config SOC_TX4938
 	select HW_HAS_PCI
 	select IRQ_TXX9
 	select PCI_TX4927
-	select SYS_SUPPORTS_KGDB
 	select GPIO_TXX9
 
 config TOSHIBA_FPCIB0
diff --git a/arch/mips/txx9/generic/Makefile b/arch/mips/txx9/generic/Makefile
index 57ed07bf030..9bb34af26b7 100644
--- a/arch/mips/txx9/generic/Makefile
+++ b/arch/mips/txx9/generic/Makefile
@@ -8,6 +8,5 @@ obj-$(CONFIG_SOC_TX3927)	+= setup_tx3927.o irq_tx3927.o
 obj-$(CONFIG_SOC_TX4927)	+= mem_tx4927.o setup_tx4927.o irq_tx4927.o
 obj-$(CONFIG_SOC_TX4938)	+= mem_tx4927.o setup_tx4938.o irq_tx4938.o
 obj-$(CONFIG_TOSHIBA_FPCIB0)	+= smsc_fdc37m81x.o
-obj-$(CONFIG_KGDB)	+= dbgio.o
 
 EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/txx9/generic/dbgio.c b/arch/mips/txx9/generic/dbgio.c
deleted file mode 100644
index 33b9c672a32..00000000000
--- a/arch/mips/txx9/generic/dbgio.c
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * linux/arch/mips/tx4938/common/dbgio.c
- *
- * kgdb interface for gdb
- *
- * Author: MontaVista Software, Inc.
- *         source@mvista.com
- *
- * Copyright 2005 MontaVista Software Inc.
- *
- *  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.
- *
- * Support for TX4938 in 2.6 - Hiroshi DOYU <Hiroshi_DOYU@montavista.co.jp>
- */
-
-#include <linux/types>
-
-extern u8 txx9_sio_kdbg_rd(void);
-extern int txx9_sio_kdbg_wr( u8 ch );
-
-u8 getDebugChar(void)
-{
-	return (txx9_sio_kdbg_rd());
-}
-
-int putDebugChar(u8 byte)
-{
-	return (txx9_sio_kdbg_wr(byte));
-}
-
diff --git a/arch/mips/txx9/jmr3927/Makefile b/arch/mips/txx9/jmr3927/Makefile
index ba292c94566..20d61ac543e 100644
--- a/arch/mips/txx9/jmr3927/Makefile
+++ b/arch/mips/txx9/jmr3927/Makefile
@@ -3,6 +3,5 @@
 #
 
 obj-y	+= prom.o irq.o setup.o
-obj-$(CONFIG_KGDB)	+= kgdb_io.o
 
 EXTRA_CFLAGS += -Werror
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;
-}