CVSROOT: /home/cvs
Module name: linux
Changes by: ralf@ftp.linux-mips.org 04/12/28 07:50:21
Modified files:
arch/mips/sgi-ip27: Makefile
Added files:
arch/mips/sgi-ip27: ip27-dbgio.c
Log message:
KGDB for IP27.
diff -urN linux/arch/mips/sgi-ip27/ip27-dbgio.c
linux/arch/mips/sgi-ip27/ip27-dbgio.c
--- linux/arch/mips/sgi-ip27/ip27-dbgio.c 1970/01/01 00:00:00
+++ linux/arch/mips/sgi-ip27/ip27-dbgio.c Tue Dec 28 07:50:21 2004
1.1
@@ -0,0 +1,60 @@
+/*
+ * 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.
+ *
+ * Copyright 2004 Ralf Baechle <ralf@linux-mips.org>
+ */
+#include <asm/sn/addrs.h>
+#include <asm/sn/sn0/hub.h>
+#include <asm/sn/klconfig.h>
+#include <asm/sn/ioc3.h>
+#include <asm/sn/sn_private.h>
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+
+#define IOC3_CLK (22000000 / 3)
+#define IOC3_FLAGS (0)
+
+static inline struct ioc3_uartregs *console_uart(void)
+{
+ struct ioc3 *ioc3;
+
+ ioc3 = (struct ioc3 *)KL_CONFIG_CH_CONS_INFO(get_nasid())->memory_base;
+
+ return &ioc3->sregs.uarta;
+}
+
+unsigned char getDebugChar(void)
+{
+ struct ioc3_uartregs *uart = console_uart();
+
+ while ((uart->iu_lsr & UART_LSR_DR) == 0);
+ return uart->iu_rbr;
+}
+
+void putDebugChar(unsigned char c)
+{
+ struct ioc3_uartregs *uart = console_uart();
+
+ while ((uart->iu_lsr & UART_LSR_THRE) == 0);
+ uart->iu_thr = c;
+}
diff -urN linux/arch/mips/sgi-ip27/Makefile linux/arch/mips/sgi-ip27/Makefile
--- linux/arch/mips/sgi-ip27/Makefile 2004/02/20 17:02:08 1.11
+++ linux/arch/mips/sgi-ip27/Makefile 2004/12/28 07:50:21 1.12
@@ -6,6 +6,7 @@
ip27-klconfig.o ip27-klnuma.o ip27-memory.o ip27-nmi.o ip27-reset.o \
ip27-timer.o ip27-hubio.o ip27-xtalk.o
+obj-$(CONFIG_KGDB) += ip27-dbgio.o
obj-$(CONFIG_SMP) += ip27-smp.o
EXTRA_AFLAGS := $(CFLAGS)
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