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authorRalf Baechle <ralf@linux-mips.org>2005-08-17 17:44:08 +0000
committerRalf Baechle <ralf@linux-mips.org>2005-10-29 19:32:10 +0100
commit340ee4b98c0543b5632cac975a7449a2d28762d8 (patch)
tree94b7315d53d6eadd145c8691f0a9925f5ae389f5 /arch/mips/kernel/traps.c
parentd03d0a57754cb820d318d2234c60b728eb38a94d (diff)
Virtual SMP support for the 34K.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/traps.c')
-rw-r--r--arch/mips/kernel/traps.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 876aff71cd2e..e38f24b2b3db 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -28,6 +28,8 @@
#include <asm/cpu.h>
#include <asm/dsp.h>
#include <asm/fpu.h>
+#include <asm/mipsregs.h>
+#include <asm/mipsmtregs.h>
#include <asm/module.h>
#include <asm/pgtable.h>
#include <asm/ptrace.h>
@@ -56,6 +58,7 @@ extern asmlinkage void handle_tr(void);
extern asmlinkage void handle_fpe(void);
extern asmlinkage void handle_mdmx(void);
extern asmlinkage void handle_watch(void);
+extern asmlinkage void handle_mt(void);
extern asmlinkage void handle_dsp(void);
extern asmlinkage void handle_mcheck(void);
extern asmlinkage void handle_reserved(void);
@@ -797,6 +800,14 @@ asmlinkage void do_mcheck(struct pt_regs *regs)
(regs->cp0_status & ST0_TS) ? "" : "not ");
}
+asmlinkage void do_mt(struct pt_regs *regs)
+{
+ die_if_kernel("MIPS MT Thread exception in kernel", regs);
+
+ force_sig(SIGILL, current);
+}
+
+
asmlinkage void do_dsp(struct pt_regs *regs)
{
if (cpu_has_dsp)
@@ -1338,6 +1349,9 @@ void __init trap_init(void)
if (cpu_has_mcheck)
set_except_vector(24, handle_mcheck);
+ if (cpu_has_mipsmt)
+ set_except_vector(25, handle_mt);
+
if (cpu_has_dsp)
set_except_vector(26, handle_dsp);