From 6c2af31eb0b180e02573f38e749c9c560599d49a Mon Sep 17 00:00:00 2001
From: ejka <ejka@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 6 May 2007 15:25:02 +0000
Subject: ar7: Add minimal kgdb implementation (#114).

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7109 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 target/linux/ar7-2.6/files/arch/mips/ar7/prom.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c b/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c
index 99b528d44..00cb4a6de 100644
--- a/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c
+++ b/target/linux/ar7-2.6/files/arch/mips/ar7/prom.c
@@ -29,6 +29,7 @@
 #include <asm/io.h>
 #include <asm/bootinfo.h>
 #include <asm/mips-boards/prom.h>
+#include <asm/gdb-stub.h>
 
 #include <asm/ar7/ar7.h>
 
@@ -243,6 +244,13 @@ static void __init console_config(void)
 	if (strstr(prom_getcmdline(), "console="))
 		return;
 
+#ifdef CONFIG_KGDB
+	strcat(prom_getcmdline(), " console=kgdb");
+	prom_printf("Please connect GDB to this port\n");
+	kgdb_enabled = 1;
+	return;
+#endif
+
 	if ((s = prom_getenv("modetty0"))) {
 		baud = simple_strtoul(s, &p, 10);
 		s = p;
@@ -301,4 +309,16 @@ int prom_putchar(char c)
 	return 1;
 }
 
+#ifdef CONFIG_KGDB
+int putDebugChar(char c)
+{
+	return prom_putchar(c);
+}
+
+char getDebugChar(void)
+{
+       return prom_getchar();
+}
+#endif
+
 EXPORT_SYMBOL(prom_getenv);
-- 
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