Update of /cvsroot/linux-mips/linux/arch/mips64/kernel
In directory usw-pr-cvs1:/tmp/cvs-serv32753/mips64/kernel
Modified Files:
traps.c
Log Message:
Setup machine check exception if available.
Index: traps.c
===================================================================
RCS file: /cvsroot/linux-mips/linux/arch/mips64/kernel/traps.c,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- traps.c 2001/10/27 17:28:54 1.5
+++ traps.c 2001/11/20 17:35:48 1.6
@@ -18,6 +18,7 @@
#include <asm/branch.h>
#include <asm/cachectl.h>
+#include <asm/cpu.h>
#include <asm/pgtable.h>
#include <asm/io.h>
#include <asm/bootinfo.h>
@@ -42,6 +43,7 @@
extern asmlinkage void handle_tr(void);
extern asmlinkage void handle_fpe(void);
extern asmlinkage void handle_watch(void);
+extern asmlinkage void handle_mcheck(void);
extern asmlinkage void handle_reserved(void);
static char *cpu_names[] = CPU_NAMES;
@@ -400,6 +402,13 @@
panic("Caught WATCH exception - probably caused by stack overflow.");
}
+asmlinkage void do_mcheck(struct pt_regs *regs)
+{
+ show_regs(regs);
+ panic("Caught Machine Check exception - probably caused by multiple "
+ "matching entries in the TLB.");
+}
+
void do_reserved(struct pt_regs *regs)
{
/*
@@ -516,6 +525,9 @@
setup_dedicated_int();
mips4_setup();
go_64(); /* In memoriam C128 ;-) */
+
+ if (mips_cpu.options & MIPS_CPU_MCHECK)
+ set_except_vector(24, handle_mcheck);
/*
* Handling the following exceptions depends mostly of the cpu type
|
