Module Name: src
Committed By: matt
Date: Fri Sep 21 22:12:36 UTC 2012
Modified Files:
src/sys/arch/arm/arm32: db_machdep.c
src/sys/arch/arm/include/arm32: db_machdep.h
Log Message:
Add a 'mach fault' command to print DFAR/DFSR/IFAR/IFSR/TTBR
To generate a diff of this commit:
cvs rdiff -u -r1.14 -r1.15 src/sys/arch/arm/arm32/db_machdep.c
cvs rdiff -u -r1.5 -r1.6 src/sys/arch/arm/include/arm32/db_machdep.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/arm32/db_machdep.c
diff -u src/sys/arch/arm/arm32/db_machdep.c:1.14 src/sys/arch/arm/arm32/db_machdep.c:1.15
--- src/sys/arch/arm/arm32/db_machdep.c:1.14 Fri Aug 31 11:52:39 2012
+++ src/sys/arch/arm/arm32/db_machdep.c Fri Sep 21 22:12:35 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: db_machdep.c,v 1.14 2012/08/31 11:52:39 skrll Exp $ */
+/* $NetBSD: db_machdep.c,v 1.15 2012/09/21 22:12:35 matt Exp $ */
/*
* Copyright (c) 1996 Mark Brinicombe
@@ -29,7 +29,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.14 2012/08/31 11:52:39 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.15 2012/09/21 22:12:35 matt Exp $");
#include <sys/param.h>
#include <sys/proc.h>
@@ -91,6 +91,9 @@ const struct db_command db_machine_comma
{ DDB_ADD_CMD("panic", db_show_panic_cmd, 0,
"Displays the last panic string",
NULL,NULL) },
+ { DDB_ADD_CMD("fault", db_show_fault_cmd, 0,
+ "Displays the fault registers",
+ NULL,NULL) },
#endif
#ifdef ARM32_DB_COMMANDS
ARM32_DB_COMMANDS,
@@ -135,6 +138,15 @@ db_show_panic_cmd(db_expr_t addr, bool h
db_printf("Panic string: %s\n", panicstr);
(void)splx(s);
}
+
+void
+db_show_fault_cmd(db_expr_t addr, bool have_addr, db_expr_t count, const char *modif)
+{
+ db_printf("DFAR=%#x DFSR=%#x IFAR=%#x IFSR=%#x TTBR=%#x\n",
+ armreg_dfar_read(), armreg_dfsr_read(),
+ armreg_ifar_read(), armreg_ifsr_read(),
+ armreg_ttbr_read());
+}
#endif
Index: src/sys/arch/arm/include/arm32/db_machdep.h
diff -u src/sys/arch/arm/include/arm32/db_machdep.h:1.5 src/sys/arch/arm/include/arm32/db_machdep.h:1.6
--- src/sys/arch/arm/include/arm32/db_machdep.h:1.5 Sat Mar 14 14:45:55 2009
+++ src/sys/arch/arm/include/arm32/db_machdep.h Fri Sep 21 22:12:36 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: db_machdep.h,v 1.5 2009/03/14 14:45:55 dsl Exp $ */
+/* $NetBSD: db_machdep.h,v 1.6 2012/09/21 22:12:36 matt Exp $ */
#ifndef _ARM32_DB_MACHDEP_H_
#define _ARM32_DB_MACHDEP_H_
@@ -7,5 +7,6 @@
void db_show_panic_cmd(db_expr_t, bool, db_expr_t, const char *);
void db_show_frame_cmd(db_expr_t, bool, db_expr_t, const char *);
+void db_show_fault_cmd(db_expr_t, bool, db_expr_t, const char *);
#endif
